/* JLPT180 TKC FLOW CSS 4.10.22-fix-n1-frame-only */
/* Clean rebuild: no legacy flow-step CSS, modal child tabs only */

#view-tangkho.tkc-flow-view{
  --green:#18b85d;
  --green-dark:#0f8a45;
  --ink:#102033;
  --muted:#64748b;
  --line:rgba(24,184,93,.20);
  --soft:#f3fff7;
  --orange:#f59e0b;
  --purple:#7c3aed;
  display:block;
  min-height:100vh;
  font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;
  color:var(--ink);
  background:
    linear-gradient(180deg,rgba(255,253,247,.82) 0%,rgba(239,255,249,.74) 52%,rgba(255,248,238,.80) 100%),
    radial-gradient(circle at 6% 22%,rgba(255,182,193,.18),transparent 30%),
    radial-gradient(circle at 94% 32%,rgba(56,189,248,.14),transparent 28%),
    radial-gradient(circle at 52% 76%,rgba(251,191,36,.10),transparent 34%),
    url('images/tkc-learning-bg-pc.webp') center top/cover fixed no-repeat,
    linear-gradient(180deg,#fffaf2,#ecfff7);
}

#view-tangkho *,
#view-tangkho *:before,
#view-tangkho *:after{box-sizing:border-box}

.tkc-flow-app{
  width:min(1180px,100%);
  margin:0 auto;
  padding:0 14px 230px;
}

/* Header */
.tkc-flow-topbar{
  position:sticky;
  top:0;
  z-index:40;
  height:64px;
  margin:0 -14px 16px;
  padding:0 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(15,23,42,.06);
  box-shadow:0 8px 20px rgba(15,23,42,.05);
  backdrop-filter:blur(12px);
}

.tkc-flow-brand{
  display:flex;
  align-items:center;
  gap:8px;
  min-width:0;
  flex:1 1 auto;
}
.tkc-flow-mobile-logo{
  flex:0 0 auto;
  color:#16b957;
  font-size:21px;
  line-height:1;
  font-weight:1000;
  letter-spacing:-.8px;
}
.tkc-flow-topbar h1{
  margin:0;
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  color:#111827;
  font-size:19px;
  line-height:1;
  font-weight:950;
  letter-spacing:-.35px;
}
.tkc-flow-top-actions{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:8px;
}
.tkc-flow-bell{display:none}
.tkc-flow-user{
  width:46px;
  height:46px;
  border:0;
  border-radius:16px;
  display:grid;
  place-items:center;
  color:transparent;
  overflow:hidden;
  background:#fff;
  box-shadow:0 8px 20px rgba(15,23,42,.08);
  position:relative;
}
.tkc-flow-user:before,
.tkc-flow-user:after{
  content:'';
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  width:23px;
  height:3px;
  border-radius:999px;
  background:#142033;
}
.tkc-flow-user:before{top:14px;box-shadow:0 8px 0 #142033}
.tkc-flow-user:after{top:30px}

/* Study overlay */
.tkc-flow-exit{
  position:fixed;
  z-index:10010;
  right:10px;
  top:calc(10px + env(safe-area-inset-top));
  bottom:auto;
  min-height:34px;
  border:0;
  border-radius:999px;
  padding:0 12px;
  color:#fff;
  background:linear-gradient(135deg,#ef4444,#dc2626);
  font-size:12px;
  line-height:1;
  font-weight:1000;
  box-shadow:0 10px 20px rgba(220,38,38,.22);
}
.tkc-flow-study-overlay{
  display:none;
  position:fixed;
  inset:0;
  z-index:10000;
  background:#fff;
}
.tkc-flow-study-overlay.open{display:block!important}
.tkc-flow-study-overlay iframe{
  width:100%;
  height:100%;
  border:0;
}

/* Personal room */
#view-tangkho.tkc-flow-view .tkc-flow-inner{
  margin:0 0 18px;
  border:0;
  border-radius:24px;
  overflow:visible;
  background:transparent!important;
  box-shadow:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
  position:relative;
  width:100%;
  min-height:0!important;
  padding:0!important;
  display:block!important;
  overflow:hidden;
  border-radius:24px;
  background:transparent!important;
  box-shadow:
    0 18px 40px rgba(66,45,38,.16),
    0 0 0 1px rgba(255,255,255,.55) inset;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-hero-img{
  display:block!important;
  width:100%!important;
  height:auto!important;
  max-width:100%!important;
  object-fit:contain!important;
  object-position:center center!important;
  border-radius:24px!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-title,
#view-tangkho.tkc-flow-view .tkc-flow-inner-copy{
  display:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-solid{
  display:none!important;
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view .tkc-flow-inner{
    margin-bottom:14px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
    border-radius:18px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-inner-hero-img{
    border-radius:18px!important;
  }
}

/* Main tabs */
.tkc-flow-tabs{
  margin:0 0 14px;
  display:grid;
  grid-template-columns:1fr 1fr;
  overflow:hidden;
  border:1.5px solid var(--line);
  border-radius:18px;
  background:#fff;
  box-shadow:0 8px 20px rgba(15,23,42,.06);
}
.tkc-flow-tabs button{
  min-height:58px;
  padding:0 8px;
  border:0;
  border-right:1px solid rgba(15,23,42,.06);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  color:#0f8a45;
  background:linear-gradient(180deg,#fff,#f1fff6);
  font-size:14px;
  font-weight:1000;
  cursor:pointer;
  white-space:nowrap;
  text-align:center;
}
.tkc-flow-tabs button:last-child{
  border-right:0;
  color:#d97706;
  background:linear-gradient(180deg,#fff,#fff6e8);
}
.tkc-flow-tabs button.active{
  box-shadow:inset 0 -4px 0 var(--green);
}
.tkc-flow-tabs button:last-child.active{
  box-shadow:inset 0 -4px 0 var(--orange);
}
.tkc-flow-tabs span{
  width:20px;
  height:20px;
  flex:0 0 20px;
  color:transparent;
  background:center/contain no-repeat;
}
.tkc-flow-tabs [data-tab-target="board"] span{background-image:url('images/tkc-flow-icons/icon-curriculum.webp')}
.tkc-flow-tabs [data-tab-target="domain"] span{background-image:url('images/tkc-flow-icons/icon-domain.webp')}

/* Board */
.tkc-flow-board{
  margin:0 0 18px;
  padding:16px;
  position:relative;
  overflow:hidden;
  isolation:isolate;
  border:1.5px solid rgba(255,179,120,.34);
  border-radius:24px;
  background:
    linear-gradient(180deg,rgba(255,255,255,.58),rgba(242,255,249,.52)),
    url('images/tkc-learning-bg-pc.webp') center 38%/cover no-repeat,
    linear-gradient(180deg,#fffdfa 0%,#f5fff9 100%);
  box-shadow:0 18px 42px rgba(85,92,72,.11);
}
.tkc-flow-board:before{
  content:'';
  position:absolute;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(circle at 12% 22%,rgba(34,197,94,.20),transparent 27%),
    radial-gradient(circle at 88% 30%,rgba(59,130,246,.18),transparent 28%),
    radial-gradient(circle at 50% 78%,rgba(245,158,11,.16),transparent 34%),
    linear-gradient(180deg,rgba(255,255,255,.62),rgba(255,255,255,.36));
  pointer-events:none;
}
.tkc-flow-board:after{
  content:'';
  position:absolute;
  inset:88px 18px 18px;
  z-index:-1;
  border-radius:24px;
  background:
    radial-gradient(ellipse at 18% 18%,rgba(255,255,255,.48),transparent 38%),
    radial-gradient(ellipse at 76% 40%,rgba(255,255,255,.34),transparent 42%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.16) 0 2px,transparent 2px 18px);
  opacity:.72;
  pointer-events:none;
}
.tkc-flow-board-head{
  min-height:72px;
  padding:13px 14px;
  margin:0 0 16px;
  display:flex;
  align-items:center;
  gap:12px;
  border:1.5px solid rgba(24,184,93,.20);
  border-radius:18px;
  background:linear-gradient(135deg,#f7fff9 0%,#fffdf6 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.8);
}
.tkc-flow-step-badge{
  width:38px;
  height:38px;
  flex:0 0 38px;
  display:grid;
  place-items:center;
  border-radius:999px;
  color:#fff;
  background:linear-gradient(145deg,#20c76b,#0e9c51);
  box-shadow:0 12px 20px rgba(24,184,93,.20);
  font-size:17px;
  font-weight:1000;
}
.tkc-flow-board-head h3{
  margin:0;
  color:#102033;
  font-size:18px;
  line-height:1.1;
  font-weight:1000;
}
.tkc-flow-board-head p{
  margin:4px 0 0;
  color:#475569;
  font-size:12px;
  line-height:1.25;
  font-weight:800;
}

/* Level cards */
#view-tangkho.tkc-flow-view .tkc-flow-level-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
  align-items:stretch;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card{
  --lv-accent:#18a058;
  --lv-glow:rgba(24,160,88,.34);
  --lv-halo:rgba(255,255,255,.18);
  position:relative;
  display:block;
  width:100%;
  min-height:0;
  padding:0;
  border:0;
  border-radius:27px;
  background:transparent!important;
  box-shadow:none!important;
  cursor:pointer;
  isolation:isolate;
  overflow:visible;
  transform:translateZ(0);
  transition:transform .18s ease, filter .18s ease;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n5{--lv-accent:#16a34a;--lv-glow:rgba(34,197,94,.38)}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n4{--lv-accent:#0284c7;--lv-glow:rgba(14,165,233,.38)}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n3{--lv-accent:#d97706;--lv-glow:rgba(245,158,11,.40)}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n2{--lv-accent:#7c3aed;--lv-glow:rgba(139,92,246,.42)}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n1{--lv-accent:#dc2626;--lv-glow:rgba(239,68,68,.42)}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n1{
  grid-column:auto!important;
  width:100%!important;
  max-width:none!important;
  justify-self:stretch!important;
}

#view-tangkho.tkc-flow-view .tkc-flow-level-card::before{
  content:'';
  position:absolute;
  inset:2px 3px 2px;
  z-index:-2;
  border-radius:26px;
  background:
    radial-gradient(ellipse at 16% 50%, var(--lv-glow), transparent 57%),
    radial-gradient(ellipse at 50% 50%, color-mix(in srgb,var(--lv-accent),transparent 82%), transparent 62%),
    radial-gradient(ellipse at 84% 50%, var(--lv-glow), transparent 57%);
  filter:blur(15px);
  opacity:.98;
  pointer-events:none;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card::after{
  content:'';
  position:absolute;
  inset:2px 3px 2px;
  z-index:-1;
  border-radius:26px;
  background:transparent;
  box-shadow:
    0 12px 22px rgba(15,23,42,.08),
    0 0 24px color-mix(in srgb,var(--lv-accent),transparent 70%),
    0 0 42px var(--lv-glow);
  opacity:.92;
  pointer-events:none;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card:hover,
#view-tangkho.tkc-flow-view .tkc-flow-level-card.is-selected{
  transform:translateY(-2px) scale(1.004);
  filter:saturate(1.05) brightness(1.02);
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card:hover::before,
#view-tangkho.tkc-flow-view .tkc-flow-level-card.is-selected::before{
  filter:blur(22px);
  opacity:1;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card:hover::after,
#view-tangkho.tkc-flow-view .tkc-flow-level-card.is-selected::after{
  box-shadow:
    0 16px 30px rgba(15,23,42,.10),
    0 0 26px color-mix(in srgb,var(--lv-accent),transparent 66%),
    0 0 48px var(--lv-glow);
}
#view-tangkho.tkc-flow-view .tkc-flow-level-artbox{
  position:relative;
  z-index:1;
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  border-radius:25px;
  overflow:visible;
  background:transparent!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-artbox::before{
  content:'';
  position:absolute;
  inset:0;
  border-radius:inherit;
  pointer-events:none;
  background:linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,0) 40%, rgba(255,255,255,.05));
  mix-blend-mode:screen;
  opacity:.48;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card-art{
  width:100%;
  height:auto;
  max-width:100%;
  display:block;
  object-fit:contain;
  object-position:center;
  border-radius:inherit;
  background:transparent!important;
  box-shadow:none!important;
  filter:
    drop-shadow(0 9px 17px rgba(15,23,42,.10))
    drop-shadow(0 0 16px color-mix(in srgb,var(--lv-accent),transparent 68%))
    drop-shadow(0 0 42px color-mix(in srgb,var(--lv-accent),transparent 70%));
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card span.screen-reader-text{display:none!important}

@media(min-width:900px){
  #view-tangkho.tkc-flow-view .tkc-flow-level-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:18px 22px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card{
    width:100%;
    max-width:none;
    margin-inline:0;
    border-radius:24px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card.n1{
    grid-column:1 / -1!important;
    width:calc((100% - 22px) / 2)!important;
    max-width:calc((100% - 22px) / 2)!important;
    justify-self:center!important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card::before{
    inset:2px 3px;
    border-radius:24px;
    filter:blur(13px);
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card::after{
    inset:2px 3px;
    border-radius:23px;
    background:transparent;
    box-shadow:
      0 10px 20px rgba(15,23,42,.07),
      0 0 20px color-mix(in srgb,var(--lv-accent),transparent 72%),
      0 0 34px var(--lv-glow);
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-artbox{
    border-radius:23px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card-art{
    filter:
      drop-shadow(0 7px 14px rgba(15,23,42,.08))
      drop-shadow(0 0 16px color-mix(in srgb,var(--lv-accent),transparent 70%))
      drop-shadow(0 0 30px color-mix(in srgb,var(--lv-accent),transparent 78%));
  }
}
@media(min-width:1500px){
  #view-tangkho.tkc-flow-view .tkc-flow-level-grid{
    max-width:1320px;
    margin-inline:auto;
    gap:20px 24px;
  }
}
@media(max-width:899px){
  #view-tangkho.tkc-flow-view .tkc-flow-level-grid{
    grid-template-columns:1fr;
    gap:14px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card{
    max-width:100%;
    margin-inline:0;
  }
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view .tkc-flow-level-grid{
    gap:12px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card{
    border-radius:22px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card::before{
    inset:6px 8px 5px;
    border-radius:24px;
    filter:blur(12px);
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card::after{
    inset:4px 5px;
    border-radius:22px;
    background:transparent;
    box-shadow:
      0 9px 18px rgba(15,23,42,.09),
      0 0 0 1px color-mix(in srgb,var(--lv-accent),transparent 64%),
      0 0 16px color-mix(in srgb,var(--lv-accent),transparent 70%),
      0 0 26px var(--lv-glow);
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-artbox{
    border-radius:20px;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-level-card-art{
    filter:
      drop-shadow(0 8px 14px rgba(15,23,42,.09))
      drop-shadow(0 0 12px color-mix(in srgb,var(--lv-accent),transparent 76%))
      drop-shadow(0 0 22px color-mix(in srgb,var(--lv-accent),transparent 82%));
  }
}


/* Domain */
.tkc-flow-domain{
  margin:0 0 26px;
  padding:14px;
  border:1.5px solid rgba(144,210,168,.66);
  border-radius:22px;
  background:linear-gradient(180deg,#fdfffe,#f7fff9);
  box-shadow:0 12px 30px rgba(15,23,42,.06);
}
.tkc-flow-domain-head{
  margin:0 0 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.tkc-flow-domain-head h3{
  margin:0;
  color:#102033;
  font-size:19px;
  line-height:1.15;
  font-weight:1000;
}
.tkc-flow-domain-head h3:before{
  content:'';
  display:inline-block;
  width:22px;
  height:22px;
  margin-right:8px;
  vertical-align:-4px;
  background:url('images/tkc-flow-icons/icon-domain.webp') center/contain no-repeat;
}
.tkc-flow-domain-head a{display:none!important}
.tkc-flow-domain-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:9px;
}
.tkc-flow-domain-card{
  min-height:106px;
  padding:8px 8px 10px;
  display:grid;
  grid-template-rows:40px auto auto;
  align-items:center;
  justify-items:center;
  gap:5px;
  border:1px solid rgba(15,23,42,.08);
  border-radius:16px;
  background:linear-gradient(180deg,#ffffff 0%,#f5fff7 100%);
  box-shadow:0 10px 18px rgba(15,23,42,.06);
  cursor:pointer;
}
.tkc-flow-domain-card:nth-child(1){background:linear-gradient(180deg,#fffeef,#edffd9)}
.tkc-flow-domain-card:nth-child(2){background:linear-gradient(180deg,#f7fdff,#ddedff)}
.tkc-flow-domain-card:nth-child(3){background:linear-gradient(180deg,#fffbf3,#ffe3b8)}
.tkc-flow-domain-card:nth-child(4){background:linear-gradient(180deg,#fff8ff,#ecd9ff)}
.tkc-flow-domain-card:nth-child(5){background:linear-gradient(180deg,#fffdf6,#ffe9cc)}
.tkc-flow-domain-card:nth-child(6){background:linear-gradient(180deg,#fffbfc,#fde0e7)}
.tkc-flow-domain-card span{
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  font-size:22px;
  border-radius:14px;
  background:rgba(255,255,255,.82);
  background-size:contain;
  background-position:center;
  background-repeat:no-repeat;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.8);
}
.tkc-flow-domain-card span.has-image{
  color:transparent;
  background-image:var(--domain-icon);
}
.tkc-flow-domain-card strong{
  color:#0f2036;
  font-size:13px;
  line-height:1.16;
  font-weight:1000;
  text-align:center;
}
.tkc-flow-domain-card em{
  color:#475569;
  font-size:10.5px;
  line-height:1.1;
  font-style:normal;
  font-weight:900;
}

/* Child modal */
.tkc-flow-child-modal[hidden]{display:none!important}
.tkc-flow-child-modal{
  position:fixed;
  inset:0;
  z-index:9990;
  display:block;
}
.tkc-flow-modal-backdrop{
  position:absolute;
  inset:0;
  background:rgba(15,23,42,.28);
  backdrop-filter:blur(4px);
}
.tkc-flow-modal-card{
  position:absolute;
  left:50%;
  bottom:calc(10px + env(safe-area-inset-bottom));
  transform:translateX(-50%);
  width:min(720px,calc(100vw - 20px));
  max-height:min(76vh,720px);
  display:flex;
  flex-direction:column;
  overflow:hidden;
  border:1.5px solid rgba(24,184,93,.24);
  border-radius:24px;
  background:linear-gradient(180deg,#ffffff,#f8fffb);
  box-shadow:0 24px 80px rgba(15,23,42,.28);
}
.tkc-flow-modal-header{
  flex:0 0 auto;
  min-height:62px;
  padding:10px 10px;
  display:grid;
  grid-template-columns:42px minmax(0,1fr) auto;
  align-items:center;
  gap:10px;
  border-bottom:1px solid rgba(15,23,42,.07);
}
.tkc-flow-modal-back,
.tkc-flow-modal-close{
  border:0;
  cursor:pointer;
  font-weight:950;
}
.tkc-flow-modal-back{
  width:42px;
  height:42px;
  border-radius:14px;
  color:#0f8a45;
  background:#eafff2;
  font-size:30px;
  line-height:1;
}
.tkc-flow-modal-close{
  min-height:38px;
  padding:0 12px;
  border-radius:999px;
  color:#0f8a45;
  background:#edfdf3;
  font-size:12px;
}
.tkc-flow-modal-title h3{
  margin:0;
  color:#102033;
  font-size:18px;
  line-height:1.12;
  font-weight:1000;
}
.tkc-flow-modal-title p{
  margin:3px 0 0;
  color:#64748b;
  font-size:11px;
  line-height:1.2;
  font-weight:800;
}
.tkc-flow-modal-tabs{
  flex:0 0 auto;
  padding:8px 10px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:6px;
  border-bottom:1px solid rgba(15,23,42,.06);
}
.tkc-flow-modal-tabs button{
  min-height:36px;
  border:1px solid rgba(15,23,42,.08);
  border-radius:12px;
  color:#64748b;
  background:#fff;
  font-size:10.5px;
  font-weight:900;
  cursor:pointer;
}
.tkc-flow-modal-tabs button.active{
  color:#fff;
  border-color:#15aa57;
  background:linear-gradient(135deg,#20ba65,#0d8e48);
}
.tkc-flow-modal-tabs button.done:not(.active){
  color:#0f8a45;
  background:#effdf4;
}
.tkc-flow-modal-tabs button:disabled{
  opacity:.45;
  cursor:not-allowed;
}
.tkc-flow-modal-body{
  flex:1 1 auto;
  overflow:auto;
  padding:12px 12px calc(18px + env(safe-area-inset-bottom));
}
.tkc-flow-loading,
.tkc-flow-empty-panel{
  min-height:120px;
  display:grid;
  place-items:center;
  text-align:center;
  color:#64748b;
  font-size:13px;
  font-weight:850;
  border:1px dashed rgba(24,184,93,.24);
  border-radius:18px;
  background:#fbfffd;
}

/* Modal grids/cards */
.tkc-flow-modal-grid{
  display:grid;
  gap:10px;
}
.tkc-flow-source-grid.tkc-flow-modal-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.tkc-flow-source-card{
  min-height:112px;
  padding:12px 8px;
  display:grid;
  justify-items:center;
  align-content:center;
  gap:7px;
  border:1.5px solid rgba(15,23,42,.08);
  border-radius:18px;
  background:linear-gradient(180deg,#fff,#f7fffb);
  box-shadow:0 8px 18px rgba(15,23,42,.05);
  cursor:pointer;
  text-align:center;
}
.tkc-flow-source-card .ico{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  font-size:24px;
  color:transparent;
  background:center/contain no-repeat;
}
.tkc-flow-source-card.tone-minna .ico,
.tkc-flow-source-card.tone-default .ico{background-image:url('images/tkc-flow-icons/icon-curriculum.webp')}
.tkc-flow-source-card.tone-mimikara .ico{background-image:url('images/tkc-flow-icons/source-mimikara.webp')}
.tkc-flow-source-card.tone-soumatome .ico{background-image:url('images/tkc-flow-icons/source-soumatome.webp')}
.tkc-flow-source-card.tone-shinkanzen .ico{background-image:url('images/tkc-flow-icons/source-shinkanzen.webp')}
.tkc-flow-source-card strong{
  color:#102033;
  font-size:13px;
  line-height:1.15;
  font-weight:1000;
}
.tkc-flow-source-card em{
  color:#64748b;
  font-size:10px;
  line-height:1.2;
  font-style:normal;
  font-weight:800;
}

.tkc-flow-kind-grid.tkc-flow-modal-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.tkc-flow-kind-card{
  min-height:112px;
  padding:14px 34px 14px 14px;
  position:relative;
  border:0;
  border-radius:20px;
  color:#fff;
  display:grid;
  grid-template-columns:42px minmax(0,1fr);
  align-items:center;
  gap:12px;
  text-align:left;
  cursor:pointer;
  box-shadow:0 12px 24px rgba(15,23,42,.12);
}
.tkc-flow-kind-card.kind-vocab{background:linear-gradient(135deg,#24c872,#0e9d51)}
.tkc-flow-kind-card.kind-grammar{background:linear-gradient(135deg,#8b55f1,#633de0)}
.tkc-flow-kind-card .ico{
  width:42px;
  height:42px;
  border-radius:14px;
  display:grid;
  place-items:center;
  color:transparent;
  background:rgba(255,255,255,.86) center/70% no-repeat;
  background-image:url('images/tkc-flow-icons/icon-vocab.webp');
}
.tkc-flow-kind-card.kind-grammar .ico{background-image:url('images/tkc-flow-icons/icon-grammar.webp')}
.tkc-flow-kind-card strong{
  display:block;
  color:#fff;
  font-size:14px;
  line-height:1.15;
  font-weight:1000;
}
.tkc-flow-kind-card em{
  display:block;
  margin-top:3px;
  color:rgba(255,255,255,.92);
  font-size:10px;
  line-height:1.2;
  font-style:normal;
  font-weight:800;
}
.tkc-flow-kind-card b{
  position:absolute;
  right:13px;
  top:50%;
  transform:translateY(-50%);
  color:#fff;
  font-size:32px;
  line-height:1;
}

.tkc-flow-lesson-grid{
  display:grid;
  gap:10px;
}
.tkc-flow-lesson-card{
  padding:11px;
  border:1.5px solid rgba(15,23,42,.07);
  border-radius:18px;
  background:#fff;
  box-shadow:0 8px 18px rgba(15,23,42,.06);
}
.tkc-flow-lesson-main{
  display:grid;
  grid-template-columns:46px minmax(0,1fr);
  gap:10px;
  align-items:center;
  margin-bottom:10px;
}
.tkc-flow-bag{
  width:46px;
  height:46px;
  border-radius:15px;
  display:grid;
  place-items:center;
  color:transparent;
  background:#eafbf1 url('images/tkc-flow-icons/icon-bag.webp') center/70% no-repeat;
}
.tkc-flow-lesson-main strong{
  display:block;
  color:#102033;
  font-size:15px;
  line-height:1.18;
  font-weight:1000;
}
.tkc-flow-lesson-main em{
  display:block;
  margin-top:3px;
  color:#64748b;
  font-size:11px;
  line-height:1.15;
  font-style:normal;
  font-weight:800;
}
.tkc-flow-status{
  display:inline-flex;
  align-items:center;
  min-height:22px;
  padding:0 8px;
  margin-left:5px;
  border-radius:999px;
  font-size:10px;
  font-weight:900;
  background:#e8fff1;
  color:#138346;
}
.tkc-flow-status.status-active{background:#fff4d6;color:#b46200}
.tkc-flow-status.status-idle{background:#eef2f7;color:#64748b}
.tkc-flow-lesson-actions{
  display:grid;
  grid-template-columns:1fr 1fr 74px;
  gap:8px;
}
.tkc-flow-lesson-actions button{
  min-height:38px;
  border-radius:12px;
  font-size:11px;
  font-weight:950;
  cursor:pointer;
}
.tkc-flow-btn-flash{
  border:0;
  color:#fff;
  background:linear-gradient(135deg,#20ba65,#0d8e48);
}
.tkc-flow-btn-list{
  border:1px solid #bfdbfe;
  color:#0756c9;
  background:#eff6ff;
}
/* Desktop */
@media(min-width:768px){
  .tkc-flow-app{padding-left:24px;padding-right:24px}
  .tkc-flow-topbar{margin-left:-24px;margin-right:-24px;padding-left:24px;padding-right:24px}
  .tkc-flow-inner-banner{min-height:220px;padding:22px}
  .tkc-flow-inner-title h2{font-size:30px}
  .tkc-flow-inner-copy strong{font-size:18px}
  .tkc-flow-domain-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .tkc-flow-source-grid.tkc-flow-modal-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* Small phones */
@media(max-width:390px){
  .tkc-flow-app{padding-left:12px;padding-right:12px}
  .tkc-flow-topbar{margin-left:-12px;margin-right:-12px;padding-left:12px;padding-right:12px}
  .tkc-flow-mobile-logo{font-size:19px}
  .tkc-flow-topbar h1{font-size:17px}
  .tkc-flow-inner-title h2{font-size:19px}
  .tkc-flow-tabs button{font-size:13px;gap:6px;padding:0 6px}
  .tkc-flow-tabs span{width:18px;height:18px;flex-basis:18px}
  .tkc-flow-level-grid{gap:8px}
  .tkc-flow-domain-card{min-height:100px}
  .tkc-flow-domain-card strong{font-size:12.2px}
  .tkc-flow-source-grid.tkc-flow-modal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tkc-flow-kind-card{min-height:104px}
}


/* v4.7.3-uniform-level-canvas modal centered: avoid bottom sheet being hidden by bottom nav */
.tkc-flow-modal-card{
  top:50% !important;
  bottom:auto !important;
  transform:translate(-50%,-50%) !important;
  max-height:min(82dvh,720px) !important;
}
@supports not (height: 100dvh){
  .tkc-flow-modal-card{
    max-height:min(82vh,720px) !important;
  }
}
@media(max-width:430px){
  .tkc-flow-modal-card{
    width:calc(100vw - 18px) !important;
    top:50% !important;
    bottom:auto !important;
    transform:translate(-50%,-50%) !important;
    max-height:78dvh !important;
  }
}

/* v4.7.3-uniform-level-canvas asset refs fixed to existing files */
.tkc-flow-source-card.tone-hoyou .ico{background-image:url('images/tkc-flow-icons/source-hoyou.webp')}
.tkc-flow-source-card.tone-jissen .ico{background-image:url('images/tkc-flow-icons/source-jissen.webp')}
.tkc-flow-source-card.tone-minna .ico{background-image:url('images/tkc-flow-icons/source-minna.webp')}


/* v4.6.7 FORCE VISUAL CACHE BUMP - must be last */
#view-tangkho.tkc-flow-view .tkc-flow-inner{
  border-color:rgba(31,185,105,.42) !important;
  background:linear-gradient(180deg,#ffffff 0%,#f1fff7 100%) !important;
  box-shadow:0 18px 38px rgba(18,99,57,.14) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
  background:
    linear-gradient(135deg,rgba(255,255,255,.92) 0%,rgba(255,250,237,.83) 44%,rgba(232,255,241,.68) 100%),
    radial-gradient(circle at 8% 38%,rgba(35,199,110,.22) 0,rgba(35,199,110,0) 34%),
    url('images/tkc-flow-ui/room-personalize-bg.webp') center/cover no-repeat !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-title h2{
  color:#10243c !important;
  text-shadow:0 1px 0 rgba(255,255,255,.75) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-title p{
  color:#127a43 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-copy strong{
  color:#17314c !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-copy em{
  color:#365f4f !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-solid{
  background:linear-gradient(135deg,#2fd06f 0%,#0b9248 100%) !important;
  box-shadow:0 16px 26px rgba(20,166,82,.28) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-tabs button{
  white-space:nowrap !important;
  flex-wrap:nowrap !important;
  font-size:13.5px !important;
  gap:6px !important;
  padding:0 6px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-tabs span{
  width:18px !important;
  height:18px !important;
  flex:0 0 18px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board{
  background:
    radial-gradient(circle at 100% 0%,rgba(255,205,120,.28) 0,rgba(255,205,120,0) 28%),
    radial-gradient(circle at 0% 100%,rgba(35,199,110,.22) 0,rgba(35,199,110,0) 32%),
    linear-gradient(180deg,#ffffff 0%,#f4fff8 100%) !important;
  border-color:rgba(31,185,105,.34) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board-head{
  background:linear-gradient(135deg,#effff5 0%,#fff7e8 100%) !important;
  border-color:rgba(31,185,105,.24) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain{
  background:linear-gradient(180deg,#ffffff 0%,#f3fff7 100%) !important;
  border-color:rgba(31,185,105,.34) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-head h3:before{
  content:'' !important;
  display:inline-block !important;
  width:22px !important;
  height:22px !important;
  margin-right:8px !important;
  vertical-align:-4px !important;
  background:url('images/tkc-flow-icons/icon-domain.webp') center/contain no-repeat !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-grid{
  gap:9px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  min-height:102px !important;
  padding:8px 7px 10px !important;
  border-color:rgba(15,23,42,.10) !important;
  box-shadow:0 12px 20px rgba(15,23,42,.075) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1){background:linear-gradient(180deg,#fffef0 0%,#e7ffd2 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2){background:linear-gradient(180deg,#f7fdff 0%,#dbeeff 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3){background:linear-gradient(180deg,#fffaf0 0%,#ffe0ad 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4){background:linear-gradient(180deg,#fff8ff 0%,#ead4ff 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card span{
  width:40px !important;
  height:40px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card span.has-image{
  color:transparent !important;
  background-image:var(--domain-icon) !important;
  background-size:contain !important;
  background-position:center !important;
  background-repeat:no-repeat !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card strong{
  color:#0f2036 !important;
  font-size:12.5px !important;
  font-weight:1000 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card em{
  color:#475569 !important;
  font-size:10.5px !important;
  font-weight:900 !important;
}
@media(max-width:390px){
  #view-tangkho.tkc-flow-view .tkc-flow-tabs button{
    font-size:12.5px !important;
    gap:5px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-tabs span{
    width:17px !important;
    height:17px !important;
    flex-basis:17px !important;
  }
}


/* v4.6.8 targeted polish */
#view-tangkho.tkc-flow-view .tkc-flow-topbar-minimal{
  min-height:56px !important;
  height:56px !important;
  justify-content:flex-end !important;
  padding:0 14px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-topbar-minimal .tkc-flow-top-spacer{
  display:none !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-topbar-minimal .tkc-flow-top-actions{
  margin-left:auto !important;
}

#view-tangkho.tkc-flow-view .tkc-flow-tabs button{
  font-size:12.5px !important;
  gap:5px !important;
  padding:0 4px !important;
  letter-spacing:-.15px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-tabs span{
  width:17px !important;
  height:17px !important;
  flex-basis:17px !important;
}

#view-tangkho.tkc-flow-view .tkc-flow-board{
  background:
    radial-gradient(circle at 10% 0%, rgba(41,205,111,.16) 0, rgba(41,205,111,0) 24%),
    radial-gradient(circle at 100% 10%, rgba(255,195,95,.18) 0, rgba(255,195,95,0) 26%),
    linear-gradient(180deg,#fffefb 0%,#f2fff8 100%) !important;
  box-shadow:0 18px 36px rgba(16,55,35,.09) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board-head{
  background:linear-gradient(135deg,#f4fff8 0%,#fff8eb 100%) !important;
  box-shadow:0 10px 24px rgba(24,184,93,.08), inset 0 1px 0 rgba(255,255,255,.85) !important;
}

#view-tangkho.tkc-flow-view .tkc-flow-domain{
  background:linear-gradient(180deg,#fcfffd 0%,#effcf5 100%) !important;
  box-shadow:0 18px 34px rgba(17,54,35,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-head{
  margin:0 0 14px !important;
  padding:12px 14px !important;
  border:1.5px solid rgba(31,185,105,.20) !important;
  border-radius:18px !important;
  background:
    radial-gradient(circle at left center, rgba(41,205,111,.10) 0, rgba(41,205,111,0) 28%),
    linear-gradient(135deg,#f6fff9 0%,#fff7ea 100%) !important;
  box-shadow:0 10px 20px rgba(24,184,93,.07) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-head h3{
  font-size:18px !important;
  color:#0f2138 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-grid{
  gap:10px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  min-height:96px !important;
  padding:8px 7px 9px !important;
  border-radius:18px !important;
  border-color:rgba(15,23,42,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card strong{
  font-size:11.5px !important;
  line-height:1.16 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card em{
  font-size:10px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1){background:linear-gradient(180deg,#fffce9 0%,#dcf9c6 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2){background:linear-gradient(180deg,#f5fbff 0%,#d3e8ff 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3){background:linear-gradient(180deg,#fff7eb 0%,#ffdca0 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4){background:linear-gradient(180deg,#fff8ff 0%,#e5cafc 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(5){background:linear-gradient(180deg,#fffaef 0%,#ece9d8 100%) !important}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(6){background:linear-gradient(180deg,#f7fcff 0%,#dceeff 100%) !important}

@media (max-width: 390px){
  #view-tangkho.tkc-flow-view .tkc-flow-tabs button{font-size:12px !important; gap:4px !important; padding:0 3px !important}
}


/* v4.6.9 topbar remove + level unframe */
#view-tangkho.tkc-flow-view .tkc-flow-topbar,
#view-tangkho.tkc-flow-view .tkc-flow-topbar-minimal{
  display:none !important;
}


/* v4.10.16: removed obsolete level-card override blocks; clean level CSS lives in the main Level cards block above. */

/* v4.8.8 MODAL DATA POLISH
   Clean hierarchy for modal cards/buttons and remove fake/static status styling.
*/
#view-tangkho.tkc-flow-view .tkc-flow-modal-card{
  background:linear-gradient(180deg,#ffffff 0%,#f6fffb 100%) !important;
  border:1.5px solid rgba(17,185,112,.28) !important;
  box-shadow:0 24px 60px rgba(15,66,50,.26), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-header{
  padding:12px 14px 10px !important;
  border-bottom:1px solid rgba(17,185,112,.12) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-title h3{
  font-size:18px !important;
  line-height:1.08 !important;
  letter-spacing:-.02em !important;
  color:#10233a !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-title p{
  font-size:11.5px !important;
  line-height:1.18 !important;
  font-weight:800 !important;
  color:#64748b !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-back,
#view-tangkho.tkc-flow-view .tkc-flow-modal-close{
  border:1px solid rgba(22,163,74,.12) !important;
  box-shadow:0 6px 16px rgba(15,118,80,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs{
  gap:7px !important;
  padding:10px 12px !important;
  border-bottom:1px solid rgba(17,185,112,.12) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button{
  min-height:42px !important;
  padding:6px 8px !important;
  border-radius:12px !important;
  font-size:11px !important;
  line-height:1.08 !important;
  font-weight:1000 !important;
  color:#0f8f5f !important;
  background:#f4fff8 !important;
  border:1.4px solid rgba(17,185,112,.20) !important;
  box-shadow:0 5px 12px rgba(15,118,80,.05) !important;
  white-space:nowrap !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button.active{
  color:#fff !important;
  background:linear-gradient(135deg,#19c878,#05985c) !important;
  border-color:#0aa86a !important;
  box-shadow:0 8px 18px rgba(5,150,105,.26) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button.done:not(.active){
  color:#057a50 !important;
  background:#eafff3 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button:disabled{
  opacity:.55 !important;
  color:#a8b4c1 !important;
  background:#fbfcfd !important;
}

/* Source cards */
#view-tangkho.tkc-flow-view .tkc-flow-modal-grid{
  gap:10px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card{
  min-height:100px !important;
  padding:12px 10px !important;
  border-radius:16px !important;
  background:linear-gradient(180deg,#ffffff 0%,#f7fffb 100%) !important;
  border:1.5px solid rgba(15,148,95,.18) !important;
  box-shadow:0 10px 22px rgba(15,66,50,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card .ico{
  width:42px !important;
  height:42px !important;
  margin:0 auto 8px !important;
  border-radius:14px !important;
  background:linear-gradient(135deg,#eafff3,#d7f7ff) !important;
  box-shadow:inset 0 0 0 1px rgba(16,185,129,.14),0 8px 16px rgba(15,118,80,.10) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card strong{
  display:block !important;
  font-size:13px !important;
  line-height:1.1 !important;
  font-weight:1000 !important;
  color:#10233a !important;
  white-space:normal !important;
  overflow-wrap:anywhere !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card em{
  display:block !important;
  margin-top:6px !important;
  font-size:10.5px !important;
  line-height:1.15 !important;
  font-weight:850 !important;
  color:#64748b !important;
}

/* Kind cards */
#view-tangkho.tkc-flow-view .tkc-flow-kind-grid{
  display:grid !important;
  grid-template-columns:1fr 1fr !important;
  gap:10px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card{
  min-height:94px !important;
  padding:13px 42px 13px 13px !important;
  border-radius:16px !important;
  border:0 !important;
  box-shadow:0 12px 24px rgba(15,66,50,.13) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab{
  background:linear-gradient(135deg,#20bf6b,#0ea85f) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar{
  background:linear-gradient(135deg,#7c4dff,#5f35d8) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
  width:38px !important;
  height:38px !important;
  flex:0 0 38px !important;
  border-radius:13px !important;
  background:rgba(255,255,255,.85) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card strong{
  display:block !important;
  font-size:15px !important;
  line-height:1.05 !important;
  font-weight:1000 !important;
  color:#fff !important;
  letter-spacing:-.015em !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card em{
  display:block !important;
  margin-top:5px !important;
  font-size:10.8px !important;
  line-height:1.12 !important;
  font-weight:900 !important;
  color:rgba(255,255,255,.9) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card b{
  right:13px !important;
  font-size:34px !important;
  color:#fff !important;
}

/* Lesson list */
#view-tangkho.tkc-flow-view .tkc-flow-lesson-grid{
  display:flex !important;
  flex-direction:column !important;
  gap:9px !important;
  padding-bottom:10px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-card{
  padding:10px !important;
  border-radius:16px !important;
  background:linear-gradient(180deg,#ffffff,#f9fffc) !important;
  border:1.4px solid rgba(15,148,95,.15) !important;
  box-shadow:0 8px 18px rgba(15,66,50,.075) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-main{
  display:flex !important;
  align-items:flex-start !important;
  gap:9px !important;
  margin-bottom:9px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-bag{
  width:38px !important;
  height:38px !important;
  flex:0 0 38px !important;
  border-radius:12px !important;
  display:grid !important;
  place-items:center !important;
  background:linear-gradient(135deg,#e9fff4,#dbeafe) !important;
  color:#0d9f65 !important;
  box-shadow:inset 0 0 0 1px rgba(16,185,129,.14) !important;
  font-size:19px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-main strong{
  display:block !important;
  color:#10233a !important;
  font-size:15px !important;
  line-height:1.13 !important;
  font-weight:1000 !important;
  letter-spacing:-.015em !important;
  overflow-wrap:anywhere !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-main em{
  display:block !important;
  margin-top:4px !important;
  color:#667085 !important;
  font-size:11px !important;
  line-height:1.1 !important;
  font-weight:900 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-status{
  display:inline-flex !important;
  vertical-align:middle !important;
  align-items:center !important;
  justify-content:center !important;
  margin:0 0 0 6px !important;
  padding:4px 8px !important;
  border-radius:999px !important;
  font-size:10px !important;
  line-height:1 !important;
  font-weight:1000 !important;
  white-space:nowrap !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-status.status-done{
  color:#047857 !important;
  background:#dff9ea !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-status.status-active{
  color:#b45309 !important;
  background:#fff1d6 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-status.status-paused{
  color:#475569 !important;
  background:#e2e8f0 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-actions{
  display:grid !important;
  grid-template-columns:1.05fr 1.05fr .72fr !important;
  gap:8px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-actions button{
  min-height:42px !important;
  padding:8px 8px !important;
  border-radius:12px !important;
  font-size:11px !important;
  line-height:1.05 !important;
  font-weight:1000 !important;
  white-space:nowrap !important;
  text-align:center !important;
  display:flex !important;
  align-items:center !important;
  justify-content:center !important;
  box-shadow:0 6px 14px rgba(15,66,50,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-btn-flash{
  color:#fff !important;
  background:linear-gradient(135deg,#1fbd6b,#07995b) !important;
  border:1px solid #0aa86a !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-btn-list{
  color:#075db5 !important;
  background:#eef7ff !important;
  border:1.2px solid #b7d8ff !important;
}
@media(max-width:390px){
  #view-tangkho.tkc-flow-view .tkc-flow-modal-title h3{font-size:17px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button{font-size:10.2px !important;padding:5px 5px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-source-card{min-height:96px !important;padding:10px 8px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card{min-height:88px !important;padding:11px 34px 11px 11px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card strong{font-size:14px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card em{font-size:10px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-lesson-actions{grid-template-columns:1fr 1fr .62fr !important;gap:7px !important;}
  #view-tangkho.tkc-flow-view .tkc-flow-lesson-actions button{font-size:10.2px !important;min-height:40px !important;padding:7px 5px !important;}
}


/* v4.8.9 SOURCE DATA + ICON FIX
   Restore source icons, strengthen app hierarchy, and avoid pale blank cards.
*/
#view-tangkho.tkc-flow-view .tkc-flow-modal-card{
  background:linear-gradient(180deg,#ffffff 0%,#f2fff8 100%) !important;
  border:1.8px solid rgba(8,178,105,.42) !important;
  box-shadow:0 26px 72px rgba(9,71,49,.34), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-title h3{
  font-size:18px !important;
  line-height:1.02 !important;
  color:#0d2238 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-title p{
  font-size:11.2px !important;
  color:#52657a !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs{
  background:linear-gradient(180deg,#fafffd,#f2fff8) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button{
  background:linear-gradient(180deg,#fbfffd,#effbf5) !important;
  border:1.4px solid rgba(11,166,99,.24) !important;
  color:#08764f !important;
  box-shadow:0 7px 14px rgba(10,88,59,.07), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button.active{
  background:linear-gradient(135deg,#1ed27b,#079a5f) !important;
  color:#fff !important;
  border-color:#048e56 !important;
  box-shadow:0 9px 20px rgba(7,154,95,.33), inset 0 1px 0 rgba(255,255,255,.24) !important;
}

/* Source cards: image icons must not disappear */
#view-tangkho.tkc-flow-view .tkc-flow-source-grid.tkc-flow-modal-grid{
  grid-template-columns:repeat(2,minmax(0,1fr)) !important;
  gap:11px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card{
  min-height:110px !important;
  padding:12px 9px !important;
  border-radius:17px !important;
  background:
    radial-gradient(circle at 50% 0%,rgba(34,197,94,.10),rgba(255,255,255,0) 42%),
    linear-gradient(180deg,#ffffff 0%,#f3fff9 100%) !important;
  border:1.6px solid rgba(9,150,91,.24) !important;
  box-shadow:0 12px 24px rgba(9,71,49,.10), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card .ico{
  width:46px !important;
  height:46px !important;
  display:grid !important;
  place-items:center !important;
  border-radius:15px !important;
  color:transparent !important;
  background-color:#eafff4 !important;
  background-repeat:no-repeat !important;
  background-position:center !important;
  background-size:78% !important;
  box-shadow:inset 0 0 0 1px rgba(16,185,129,.17),0 8px 16px rgba(7,120,83,.13) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-minna .ico{background-image:url('images/tkc-flow-icons/source-minna.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-default .ico{background-image:url('images/tkc-flow-icons/icon-curriculum.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-mimikara .ico{background-image:url('images/tkc-flow-icons/source-mimikara.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-soumatome .ico{background-image:url('images/tkc-flow-icons/source-soumatome.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-shinkanzen .ico{background-image:url('images/tkc-flow-icons/source-shinkanzen.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-hoyou .ico{background-image:url('images/tkc-flow-icons/source-hoyou.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card.tone-jissen .ico{background-image:url('images/tkc-flow-icons/source-jissen.webp') !important;}
#view-tangkho.tkc-flow-view .tkc-flow-source-card strong{
  font-size:13px !important;
  line-height:1.08 !important;
  color:#0d2238 !important;
  letter-spacing:-.01em !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-source-card em{
  font-size:10.4px !important;
  line-height:1.12 !important;
  color:#52657a !important;
}

/* Kind cards stronger app blocks */
#view-tangkho.tkc-flow-view .tkc-flow-kind-grid{
  gap:11px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card{
  min-height:102px !important;
  border-radius:17px !important;
  box-shadow:0 14px 28px rgba(15,66,50,.18), inset 0 1px 0 rgba(255,255,255,.20) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab{
  background:linear-gradient(135deg,#24d37a 0%,#079658 100%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar{
  background:linear-gradient(135deg,#8357ff 0%,#5c32dc 100%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
  background-color:rgba(255,255,255,.90) !important;
  background-repeat:no-repeat !important;
  background-position:center !important;
  background-size:72% !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card strong{
  font-size:14.4px !important;
  line-height:1.04 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card em{
  font-size:10.2px !important;
  line-height:1.08 !important;
}

/* Lesson list stronger + cleaner */
#view-tangkho.tkc-flow-view .tkc-flow-lesson-card{
  border:1.5px solid rgba(9,150,91,.20) !important;
  background:linear-gradient(180deg,#ffffff,#f5fff9) !important;
  box-shadow:0 10px 22px rgba(9,71,49,.10) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-bag{
  background-color:#e8fff4 !important;
  background-image:url('images/tkc-flow-icons/icon-bag.webp') !important;
  background-repeat:no-repeat !important;
  background-position:center !important;
  background-size:72% !important;
  color:transparent !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-main strong{
  font-size:14.3px !important;
  line-height:1.1 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-lesson-main em{
  font-size:10.8px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-btn-flash{
  background:linear-gradient(135deg,#18bf6a,#078e54) !important;
  border:1px solid #087e4e !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-btn-list{
  background:linear-gradient(180deg,#f3f9ff,#e7f2ff) !important;
  color:#0756c9 !important;
  border:1.3px solid #9dc8ff !important;
}
/* v4.9.0 FIX KIND ICONS + CONTENT CARD HIERARCHY */
#view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
  color:transparent !important;
  background-color:rgba(255,255,255,.92) !important;
  background-repeat:no-repeat !important;
  background-position:center !important;
  background-size:72% !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab .ico{
  background-image:url('images/tkc-flow-icons/icon-vocab.webp') !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar .ico{
  background-image:url('images/tkc-flow-icons/icon-grammar.webp') !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card{
  display:grid !important;
  grid-template-columns:42px minmax(0,1fr) 18px !important;
  gap:10px !important;
  align-items:center !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card b{
  position:static !important;
  transform:none !important;
  justify-self:end !important;
  align-self:center !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card span:not(.ico){
  min-width:0 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card strong,
#view-tangkho.tkc-flow-view .tkc-flow-kind-card em{
  overflow-wrap:normal !important;
  word-break:normal !important;
}
@media(max-width:390px){
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card{
    grid-template-columns:38px minmax(0,1fr) 16px !important;
    gap:8px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
    width:38px !important;
    height:38px !important;
  }
}


/* v4.9.1 COMPACT KIND CARDS
   Make "Học từ vựng" / "Học ngữ pháp" lighter, more app-like, and prevent ugly wrapping.
*/
#view-tangkho.tkc-flow-view .tkc-flow-kind-grid.tkc-flow-modal-grid{
  grid-template-columns:repeat(2,minmax(0,1fr)) !important;
  gap:10px !important;
  align-items:stretch !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card,
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab,
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar{
  min-height:82px !important;
  padding:10px 10px !important;
  border-radius:17px !important;
  display:grid !important;
  grid-template-columns:34px minmax(0,1fr) 15px !important;
  gap:8px !important;
  align-items:center !important;
  text-align:left !important;
  overflow:hidden !important;
  box-shadow:0 10px 20px rgba(15,66,50,.14), inset 0 1px 0 rgba(255,255,255,.22) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab{
  background:
    radial-gradient(circle at 16% 14%,rgba(255,255,255,.22),rgba(255,255,255,0) 42%),
    linear-gradient(135deg,#18c875 0%,#05945a 100%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar{
  background:
    radial-gradient(circle at 16% 14%,rgba(255,255,255,.22),rgba(255,255,255,0) 42%),
    linear-gradient(135deg,#7a4cf6 0%,#5c30d9 100%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
  width:34px !important;
  height:34px !important;
  border-radius:12px !important;
  background-size:72% !important;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.45),0 5px 10px rgba(15,23,42,.12) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card span:not(.ico){
  min-width:0 !important;
  display:block !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card strong{
  display:block !important;
  margin:0 !important;
  color:#fff !important;
  font-size:13.2px !important;
  line-height:1.02 !important;
  font-weight:1000 !important;
  letter-spacing:-.02em !important;
  white-space:nowrap !important;
  word-break:normal !important;
  overflow:hidden !important;
  text-overflow:ellipsis !important;
  text-shadow:0 1px 0 rgba(0,0,0,.08) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card em{
  display:block !important;
  margin-top:5px !important;
  color:rgba(255,255,255,.92) !important;
  font-size:11px !important;
  line-height:1 !important;
  font-weight:900 !important;
  font-style:normal !important;
  white-space:nowrap !important;
  overflow:hidden !important;
  text-overflow:ellipsis !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-kind-card b{
  position:static !important;
  transform:none !important;
  justify-self:end !important;
  align-self:center !important;
  color:#fff !important;
  font-size:31px !important;
  line-height:1 !important;
  opacity:.96 !important;
}
@media(max-width:390px){
  #view-tangkho.tkc-flow-view .tkc-flow-kind-grid.tkc-flow-modal-grid{
    gap:9px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card,
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-vocab,
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card.kind-grammar{
    min-height:78px !important;
    padding:9px 8px !important;
    grid-template-columns:32px minmax(0,1fr) 13px !important;
    gap:7px !important;
    border-radius:16px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card .ico{
    width:32px !important;
    height:32px !important;
    border-radius:11px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card strong{
    font-size:12.2px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card em{
    font-size:10.2px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-kind-card b{
    font-size:28px !important;
  }
}


/* v4.9.2 TEXT BACK/CLOSE BUTTONS + N5 SOURCE CLEANUP */
#view-tangkho.tkc-flow-view .tkc-flow-modal-header{
  grid-template-columns:82px minmax(0,1fr) 72px !important;
  gap:7px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-back,
#view-tangkho.tkc-flow-view .tkc-flow-modal-close{
  display:flex !important;
  align-items:center !important;
  justify-content:center !important;
  text-align:center !important;
  white-space:nowrap !important;
  line-height:1 !important;
  font-weight:1000 !important;
  border:1.4px solid rgba(16,185,129,.18) !important;
  box-shadow:0 6px 14px rgba(15,118,80,.08), inset 0 1px 0 rgba(255,255,255,.85) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-back{
  width:82px !important;
  height:42px !important;
  min-width:82px !important;
  border-radius:14px !important;
  color:#0b7d50 !important;
  background:#eafff3 !important;
  font-size:12px !important;
  letter-spacing:-.01em !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-close{
  width:72px !important;
  min-width:72px !important;
  min-height:42px !important;
  padding:0 10px !important;
  border-radius:999px !important;
  color:#0b7d50 !important;
  background:#f1fff6 !important;
  font-size:12px !important;
}
@media(max-width:390px){
  #view-tangkho.tkc-flow-view .tkc-flow-modal-header{
    grid-template-columns:76px minmax(0,1fr) 68px !important;
    gap:6px !important;
    padding-left:8px !important;
    padding-right:8px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-modal-back{
    width:76px !important;
    min-width:76px !important;
    font-size:11.2px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-modal-close{
    width:68px !important;
    min-width:68px !important;
    font-size:11.2px !important;
  }
}


/* v4.9.3 MODAL COLOR POLISH
   Warmer app-like hierarchy. Close button is red as requested.
*/
#view-tangkho.tkc-flow-view .tkc-flow-modal-card{
  background:
    radial-gradient(circle at 18% 0%,rgba(255,216,155,.22),rgba(255,255,255,0) 36%),
    linear-gradient(180deg,#fffdf8 0%,#fff7ec 52%,#f9fffb 100%) !important;
  border:1.8px solid rgba(245,158,11,.32) !important;
  box-shadow:0 26px 72px rgba(83,54,16,.26), inset 0 1px 0 rgba(255,255,255,.96) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-header{
  border-bottom:1px solid rgba(245,158,11,.18) !important;
  background:linear-gradient(180deg,rgba(255,255,255,.88),rgba(255,250,242,.72)) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-back{
  color:#fff !important;
  background:linear-gradient(135deg,#4f46e5,#2563eb) !important;
  border-color:rgba(79,70,229,.30) !important;
  box-shadow:0 8px 18px rgba(37,99,235,.22), inset 0 1px 0 rgba(255,255,255,.24) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-close{
  color:#fff !important;
  background:linear-gradient(135deg,#ff5a6c,#dc2626) !important;
  border-color:rgba(220,38,38,.36) !important;
  box-shadow:0 8px 18px rgba(220,38,38,.24), inset 0 1px 0 rgba(255,255,255,.28) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs{
  background:linear-gradient(180deg,#fff8ed,#fffdf8) !important;
  border-bottom:1px solid rgba(245,158,11,.16) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button{
  color:#8a4b13 !important;
  background:linear-gradient(180deg,#fff7e8,#ffefd0) !important;
  border:1.4px solid rgba(245,158,11,.28) !important;
  box-shadow:0 7px 14px rgba(154,93,18,.08), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button.active{
  color:#fff !important;
  background:linear-gradient(135deg,#f59e0b,#ea580c) !important;
  border-color:#d97706 !important;
  box-shadow:0 9px 20px rgba(234,88,12,.27), inset 0 1px 0 rgba(255,255,255,.25) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button.done:not(.active){
  color:#7c3aed !important;
  background:linear-gradient(180deg,#f5f0ff,#eee6ff) !important;
  border-color:rgba(124,58,237,.22) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-tabs button:disabled{
  color:#a8a29e !important;
  background:linear-gradient(180deg,#fafaf9,#f5f5f4) !important;
  border-color:rgba(168,162,158,.24) !important;
}

/* v4.11.18: màu thẻ giáo trình phải theo modal đã portal ra body. */
.tkc-flow-child-modal .tkc-flow-source-card{
  --source-line:rgba(217,154,38,.50);
  --source-shadow:rgba(154,93,18,.20);
  background:linear-gradient(180deg,#fffdf7 0%,#fff0ca 58%,#fff8e7 100%)!important;
  border:2px solid var(--source-line)!important;
  box-shadow:0 7px 0 rgba(217,154,38,.22),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
  transition:transform .16s ease,box-shadow .16s ease,filter .16s ease!important;
}
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-minna .tkc-flow-source-card,
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-default .tkc-flow-source-card{
  --source-line:rgba(34,169,107,.52);
  --source-shadow:rgba(18,131,82,.20);
  background:linear-gradient(180deg,#f1fff6 0%,#c9f3db 58%,#eafff2 100%)!important;
  box-shadow:0 7px 0 rgba(34,169,107,.22),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
}
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-mimikara .tkc-flow-source-card{
  --source-line:rgba(168,85,247,.54);
  --source-shadow:rgba(126,34,206,.21);
  background:linear-gradient(180deg,#fcf4ff 0%,#e4c5ff 58%,#f7eaff 100%)!important;
  box-shadow:0 7px 0 rgba(168,85,247,.23),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
}
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-soumatome .tkc-flow-source-card{
  --source-line:rgba(8,145,178,.54);
  --source-shadow:rgba(8,109,139,.20);
  background:linear-gradient(180deg,#effdff 0%,#bfeaf5 58%,#e5faff 100%)!important;
  box-shadow:0 7px 0 rgba(8,145,178,.22),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
}
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-shinkanzen .tkc-flow-source-card{
  --source-line:rgba(37,99,235,.54);
  --source-shadow:rgba(30,64,175,.20);
  background:linear-gradient(180deg,#f1f7ff 0%,#c8dcff 58%,#e8f1ff 100%)!important;
  box-shadow:0 7px 0 rgba(37,99,235,.22),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
}
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card,
.tkc-flow-child-modal .tkc-flow-source-wrap.tone-hoyou .tkc-flow-source-card{
  --source-line:rgba(224,154,22,.56);
  --source-shadow:rgba(180,111,8,.21);
  background:linear-gradient(180deg,#fffcef 0%,#ffe699 58%,#fff5cd 100%)!important;
  box-shadow:0 7px 0 rgba(224,154,22,.24),0 14px 28px var(--source-shadow),inset 0 1px 0 rgba(255,255,255,.96)!important;
}
.tkc-flow-child-modal .tkc-flow-source-card:hover,
.tkc-flow-child-modal .tkc-flow-source-card:focus-visible{
  transform:translateY(-3px)!important;
  filter:saturate(1.12) brightness(1.02)!important;
  outline:3px solid var(--source-line)!important;
  outline-offset:2px!important;
}
.tkc-flow-child-modal .tkc-flow-source-card strong{color:#14243a!important}
.tkc-flow-child-modal .tkc-flow-source-card em{color:#52657a!important}
.tkc-flow-child-modal .tkc-flow-source-card:active{transform:translateY(1px) scale(.985)!important}


html.tkc-overlay-open,
body.tkc-overlay-open,
html.tkc-hard-lock,
body.tkc-hard-lock{
  overflow:hidden!important;
  height:100dvh!important;
  min-height:100svh!important;
  max-height:100svh!important;
  position:fixed!important;
  width:100%!important;
  left:0!important;
  right:0!important;
  top:0!important;
  overscroll-behavior:none!important;
  touch-action:none!important;
}
.tkc-flow-study-overlay.open,
#studyOverlay.open,
#studyOverlay[style*="display:block"]{
  position:fixed!important;
  inset:0!important;
  overflow:hidden!important;
  overscroll-behavior:none!important;
  touch-action:none!important;
  height:100svh!important;
  max-height:100svh!important;
}
.tkc-flow-study-overlay iframe,
#studyOverlayIframe{
  overflow:hidden!important;
  height:100svh!important;
  max-height:100svh!important;
  overscroll-behavior:none!important;
  touch-action:none!important;
}


/* v4.10.25: page background + filled specialty motif cards */
#view-tangkho.tkc-flow-view .tkc-flow-domain{
  background:
    linear-gradient(180deg,rgba(255,255,255,.82),rgba(255,250,241,.74)) !important;
  border:1.5px solid rgba(255,177,109,.32) !important;
  box-shadow:
    0 18px 42px rgba(56,81,64,.12),
    inset 0 1px 0 rgba(255,255,255,.88) !important;
  backdrop-filter:blur(7px);
  -webkit-backdrop-filter:blur(7px);
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-head{
  min-height:48px !important;
  padding:0 16px !important;
  border:1px solid rgba(255,188,123,.30) !important;
  border-radius:18px !important;
  background:
    linear-gradient(90deg,rgba(255,255,255,.92),rgba(255,245,232,.86),rgba(238,255,249,.78)) !important;
  box-shadow:0 10px 22px rgba(72,88,72,.07), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-grid{
  gap:12px !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  position:relative !important;
  isolation:isolate !important;
  overflow:hidden !important;
  min-height:116px !important;
  border-radius:20px !important;
  border:0 !important;
  box-shadow:
    0 13px 25px rgba(15,23,42,.09),
    inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card::before{
  content:'' !important;
  position:absolute !important;
  inset:0 !important;
  z-index:-2 !important;
  pointer-events:none !important;
  background-size:
    132px 132px,
    94px 94px,
    auto,
    auto,
    auto !important;
  background-repeat:no-repeat, no-repeat, no-repeat, no-repeat, repeat !important;
  background-position:
    -18px 18px,
    calc(100% + 22px) -18px,
    center,
    center,
    center !important;
  opacity:1 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card::after{
  content:'' !important;
  position:absolute !important;
  inset:3px !important;
  z-index:-1 !important;
  border-radius:17px !important;
  border:1.35px solid rgba(255,255,255,.72) !important;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.24),
    0 0 18px rgba(255,255,255,.24) !important;
  pointer-events:none !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1){
  background:
    linear-gradient(135deg,rgba(236,255,219,.96),rgba(196,245,162,.88)) !important;
  box-shadow:0 14px 26px rgba(67,160,71,.14), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 82%,rgba(34,197,94,.20),transparent 28%),
    linear-gradient(135deg,rgba(255,255,255,.58),rgba(255,255,255,0) 52%),
    repeating-linear-gradient(45deg,rgba(34,197,94,.12) 0 2px,transparent 2px 15px) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2){
  background:
    linear-gradient(135deg,rgba(239,249,255,.98),rgba(191,222,255,.90)) !important;
  box-shadow:0 14px 26px rgba(37,99,235,.13), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2)::before{
  background-image:
    url('images/tkc-flow-icons/domain-it.webp'),
    url('images/tkc-flow-icons/icon-list.webp'),
    radial-gradient(circle at 78% 80%,rgba(59,130,246,.22),transparent 30%),
    linear-gradient(90deg,rgba(255,255,255,.58),rgba(255,255,255,0) 56%),
    repeating-linear-gradient(0deg,rgba(37,99,235,.10) 0 1px,transparent 1px 13px) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3){
  background:
    linear-gradient(135deg,rgba(255,250,236,.98),rgba(255,213,145,.92)) !important;
  box-shadow:0 14px 26px rgba(217,119,6,.15), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3)::before{
  background-image:
    url('images/tkc-flow-icons/domain-hotel.webp'),
    url('images/tkc-flow-icons/icon-bag.webp'),
    radial-gradient(circle at 82% 80%,rgba(245,158,11,.24),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.60),rgba(255,255,255,0) 52%),
    repeating-linear-gradient(135deg,rgba(217,119,6,.10) 0 2px,transparent 2px 16px) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4){
  background:
    linear-gradient(135deg,rgba(255,247,255,.98),rgba(221,190,255,.90)) !important;
  box-shadow:0 14px 26px rgba(124,58,237,.14), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4)::before{
  background-image:
    url('images/tkc-flow-icons/icon-bag.webp'),
    url('images/tkc-flow-icons/icon-domain.webp'),
    radial-gradient(circle at 82% 80%,rgba(168,85,247,.24),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.58),rgba(255,255,255,0) 52%),
    repeating-linear-gradient(90deg,rgba(124,58,237,.10) 0 1px,transparent 1px 14px) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(5){
  background:
    linear-gradient(135deg,rgba(255,253,239,.98),rgba(221,232,195,.90)) !important;
  box-shadow:0 14px 26px rgba(120,113,108,.12), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(5)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 80%,rgba(22,163,74,.18),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.58),rgba(255,255,255,0) 52%),
    repeating-linear-gradient(45deg,rgba(120,113,108,.10) 0 2px,transparent 2px 16px) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card span.has-image{
  position:relative !important;
  z-index:2 !important;
  width:48px !important;
  height:48px !important;
  border-radius:18px !important;
  background-color:rgba(255,255,255,.74) !important;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.92),
    0 9px 18px rgba(15,23,42,.12),
    0 0 18px rgba(255,255,255,.46) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card strong,
#view-tangkho.tkc-flow-view .tkc-flow-domain-card em{
  position:relative !important;
  z-index:2 !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card strong{
  color:#102033 !important;
  font-size:12.5px !important;
  text-shadow:
    0 1px 0 rgba(255,255,255,.86),
    0 0 10px rgba(255,255,255,.68) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card em{
  color:#344256 !important;
  font-size:10.8px !important;
  text-shadow:
    0 1px 0 rgba(255,255,255,.78),
    0 0 8px rgba(255,255,255,.58) !important;
}
@media(min-width:768px){
  #view-tangkho.tkc-flow-view .tkc-flow-domain-grid{
    grid-template-columns:repeat(3,minmax(0,1fr)) !important;
    gap:14px !important;
  }
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view{
    background:
      linear-gradient(180deg,rgba(255,253,247,.84),rgba(239,255,249,.82)),
      url('images/tkc-learning-bg.webp') center top/cover fixed no-repeat,
      linear-gradient(180deg,#fffaf2,#ecfff7) !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-domain-card{
    min-height:108px !important;
    border-radius:18px !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-domain-card::before{
    background-size:104px 104px,78px 78px,auto,auto,auto !important;
  }
}

/* v4.10.5: keep return button visible above study iframe */
#view-tangkho .tkc-flow-exit,
#btnRutLui.tkc-flow-exit{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  position:fixed!important;
  z-index:2147483605!important;
  right:12px!important;
  top:calc(8px + env(safe-area-inset-top))!important;
  bottom:auto!important;
  min-height:38px!important;
  padding:0 16px!important;
  border-radius:999px!important;
  background:linear-gradient(135deg,#ff4d6d,#ef4444)!important;
  color:#fff!important;
  font-size:14px!important;
  font-weight:1000!important;
  box-shadow:0 10px 22px rgba(239,68,68,.28)!important;
}








/* v4.10.33: separate personal room link */
#view-tangkho.tkc-flow-view a.tkc-flow-inner-banner{
  text-decoration:none!important;
  color:inherit!important;
  cursor:pointer!important;
}
#view-tangkho.tkc-flow-view a.tkc-flow-inner-banner:focus-visible{
  outline:3px solid rgba(244,63,94,.55)!important;
  outline-offset:4px!important;
}

/* v4.10.29: hero hard fallback - CSS background + IMG */
#view-tangkho.tkc-flow-view .tkc-flow-inner{
  background:transparent!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
  position:relative!important;
  display:block!important;
  min-height:0!important;
  padding:0!important;
  aspect-ratio:1916/821!important;
  overflow:hidden!important;
  border-radius:24px!important;
  background:
    url('images/tkc-flow-ui/personal-hero-original.webp') center center/cover no-repeat!important;
  box-shadow:
    0 18px 40px rgba(66,45,38,.16),
    0 0 0 1px rgba(255,255,255,.55) inset!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-hero-img{
  position:absolute!important;
  inset:0!important;
  z-index:1!important;
  display:block!important;
  visibility:visible!important;
  opacity:1!important;
  width:100%!important;
  height:100%!important;
  max-width:none!important;
  object-fit:cover!important;
  object-position:center center!important;
  border-radius:24px!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-title,
#view-tangkho.tkc-flow-view .tkc-flow-inner-copy,
#view-tangkho.tkc-flow-view .tkc-flow-solid{
  display:none!important;
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
    border-radius:18px!important;
    aspect-ratio:1916/821!important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-inner-hero-img{
    border-radius:18px!important;
  }
}

/* v4.10.26: level outer panel background */
#view-tangkho.tkc-flow-view .tkc-flow-board{
  isolation:isolate !important;
  background:
    linear-gradient(180deg,rgba(255,255,255,.58),rgba(242,255,249,.52)),
    url('images/tkc-learning-bg-pc.webp') center 38%/cover no-repeat,
    linear-gradient(180deg,#fffdfa 0%,#f5fff9 100%) !important;
  border-color:rgba(255,179,120,.34) !important;
  box-shadow:0 18px 42px rgba(85,92,72,.11) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:before{
  inset:0 !important;
  width:auto !important;
  height:auto !important;
  border-radius:0 !important;
  z-index:-2 !important;
  background:
    radial-gradient(circle at 12% 22%,rgba(34,197,94,.20),transparent 27%),
    radial-gradient(circle at 88% 30%,rgba(59,130,246,.18),transparent 28%),
    radial-gradient(circle at 50% 78%,rgba(245,158,11,.16),transparent 34%),
    linear-gradient(180deg,rgba(255,255,255,.62),rgba(255,255,255,.36)) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:after{
  content:'' !important;
  position:absolute !important;
  inset:88px 18px 18px !important;
  z-index:-1 !important;
  border-radius:24px !important;
  background:
    radial-gradient(ellipse at 18% 18%,rgba(255,255,255,.48),transparent 38%),
    radial-gradient(ellipse at 76% 40%,rgba(255,255,255,.34),transparent 42%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.16) 0 2px,transparent 2px 18px) !important;
  opacity:.72 !important;
  pointer-events:none !important;
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view .tkc-flow-board{
    background:
      linear-gradient(180deg,rgba(255,255,255,.62),rgba(242,255,249,.58)),
      url('images/tkc-learning-bg.webp') center 35%/cover no-repeat,
      linear-gradient(180deg,#fffdfa 0%,#f5fff9 100%) !important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-board:after{
    inset:82px 10px 12px !important;
    border-radius:20px !important;
  }
}


/* v4.10.46: Nội Môn gate banner */
.tkc-flow-inner-banner-locked{
  appearance:none;
  -webkit-appearance:none;
  border:0;
  padding:0;
  width:100%;
  text-align:inherit;
  background:transparent;
  position:relative;
  display:block;
  cursor:pointer;
  opacity:.82;
  filter:saturate(.84);
}
.tkc-flow-inner-banner-locked:hover{
  opacity:.95;
  filter:saturate(.96);
}
.tkc-flow-inner-lock-note{
  position:absolute;
  right:12px;
  bottom:12px;
  min-height:28px;
  display:inline-flex;
  align-items:center;
  border-radius:999px;
  padding:0 12px;
  color:#9f1239;
  background:rgba(255,241,242,.94);
  box-shadow:inset 0 0 0 1px #f5cbd3, 0 8px 18px rgba(90,40,50,.12);
  font-size:11px;
  font-weight:850;
}


/* v4.10.47: TKC scroll performance pass
   Giảm repaint khi lướt trang: bỏ bg fixed, blur/filter/drop-shadow nặng, halo pseudo layer.
*/
#view-tangkho.tkc-flow-view{
  background:
    linear-gradient(180deg,rgba(255,253,247,.92) 0%,rgba(239,255,249,.86) 52%,rgba(255,248,238,.90) 100%),
    url('images/tkc-learning-bg-pc.webp') center top/cover no-repeat,
    linear-gradient(180deg,#fffaf2,#ecfff7)!important;
  background-attachment:scroll!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-app{
  contain:layout style;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner,
#view-tangkho.tkc-flow-view .tkc-flow-board,
#view-tangkho.tkc-flow-view .tkc-flow-domain{
  content-visibility:auto;
  contain-intrinsic-size:1px 640px;
}
#view-tangkho.tkc-flow-view .tkc-flow-topbar{
  backdrop-filter:none!important;
  -webkit-backdrop-filter:none!important;
  box-shadow:0 2px 10px rgba(15,23,42,.045)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-user{
  box-shadow:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner{
  box-shadow:0 6px 16px rgba(66,45,38,.08), inset 0 0 0 1px rgba(255,255,255,.48)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-tabs{
  box-shadow:0 4px 12px rgba(15,23,42,.04)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board{
  box-shadow:0 8px 18px rgba(85,92,72,.055)!important;
  isolation:auto!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:before,
#view-tangkho.tkc-flow-view .tkc-flow-board:after{
  display:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board-head,
#view-tangkho.tkc-flow-view .tkc-flow-step-badge{
  box-shadow:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card{
  transform:none!important;
  transition:none!important;
  will-change:auto!important;
  isolation:auto!important;
  contain:layout paint style;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card::before,
#view-tangkho.tkc-flow-view .tkc-flow-level-card::after{
  display:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-artbox{
  box-shadow:0 4px 10px rgba(15,23,42,.045)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card-art{
  filter:none!important;
  box-shadow:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  box-shadow:0 4px 10px rgba(15,23,42,.04)!important;
  contain:layout paint style;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card span{
  box-shadow:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-backdrop{
  backdrop-filter:none!important;
  -webkit-backdrop-filter:none!important;
  background:rgba(15,23,42,.22)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-modal-card{
  box-shadow:0 12px 34px rgba(15,23,42,.18)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner-locked{
  filter:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-inner-banner-locked:hover{
  filter:none!important;
}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view{
    background:
      linear-gradient(180deg,rgba(255,253,247,.96),rgba(239,255,249,.92),rgba(255,248,238,.94)),
      linear-gradient(180deg,#fffaf2,#ecfff7)!important;
  }
  #view-tangkho.tkc-flow-view .tkc-flow-inner,
  #view-tangkho.tkc-flow-view .tkc-flow-board,
  #view-tangkho.tkc-flow-view .tkc-flow-domain{
    content-visibility:visible;
    contain-intrinsic-size:auto;
  }
}
@media(prefers-reduced-motion:reduce){
  #view-tangkho.tkc-flow-view *,
  #view-tangkho.tkc-flow-view *:before,
  #view-tangkho.tkc-flow-view *:after{
    transition:none!important;
    animation:none!important;
    scroll-behavior:auto!important;
  }
}


/* v4.10.48: level board background + neon restore (lightweight) */
#view-tangkho.tkc-flow-view .tkc-flow-board{
  background:
    linear-gradient(180deg,rgba(230,244,235,.88) 0%,rgba(220,239,231,.86) 56%,rgba(228,243,233,.88) 100%),
    url('images/tkc-learning-bg-pc.webp') center 42%/cover no-repeat,
    linear-gradient(180deg,#eef8f1 0%,#e3f1e9 100%)!important;
  box-shadow:
    0 8px 18px rgba(85,92,72,.06),
    inset 0 0 0 1px rgba(255,255,255,.28)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:before,
#view-tangkho.tkc-flow-view .tkc-flow-board:after{
  display:block!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:before{
  z-index:-2!important;
  opacity:.55!important;
  background:
    radial-gradient(circle at 14% 26%,rgba(34,197,94,.12),transparent 24%),
    radial-gradient(circle at 84% 32%,rgba(59,130,246,.10),transparent 24%),
    radial-gradient(circle at 52% 80%,rgba(245,158,11,.10),transparent 28%),
    linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.04))!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-board:after{
  inset:88px 18px 18px!important;
  z-index:-1!important;
  opacity:.32!important;
  background:
    radial-gradient(ellipse at 18% 18%,rgba(255,255,255,.18),transparent 32%),
    radial-gradient(ellipse at 76% 40%,rgba(255,255,255,.14),transparent 34%)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card{
  box-shadow:
    0 10px 24px rgba(15,23,42,.06),
    0 0 0 1px color-mix(in srgb,var(--lv-accent),transparent 80%),
    0 0 18px color-mix(in srgb,var(--lv-accent),transparent 82%),
    0 0 34px var(--lv-glow)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card::before,
#view-tangkho.tkc-flow-view .tkc-flow-level-card::after{
  display:none!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-artbox{
  box-shadow:
    0 6px 16px rgba(15,23,42,.05),
    0 0 0 1px rgba(255,255,255,.12),
    0 0 14px color-mix(in srgb,var(--lv-accent),transparent 84%)!important;
}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n5{box-shadow:0 10px 24px rgba(15,23,42,.06),0 0 0 1px rgba(22,163,74,.18),0 0 18px rgba(34,197,94,.18),0 0 34px rgba(34,197,94,.28)!important}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n4{box-shadow:0 10px 24px rgba(15,23,42,.06),0 0 0 1px rgba(2,132,199,.18),0 0 18px rgba(14,165,233,.18),0 0 34px rgba(14,165,233,.28)!important}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n3{box-shadow:0 10px 24px rgba(15,23,42,.06),0 0 0 1px rgba(217,119,6,.18),0 0 18px rgba(245,158,11,.18),0 0 34px rgba(245,158,11,.28)!important}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n2{box-shadow:0 10px 24px rgba(15,23,42,.06),0 0 0 1px rgba(124,58,237,.18),0 0 18px rgba(139,92,246,.18),0 0 34px rgba(139,92,246,.28)!important}
#view-tangkho.tkc-flow-view .tkc-flow-level-card.n1{box-shadow:0 10px 24px rgba(15,23,42,.06),0 0 0 1px rgba(220,38,38,.18),0 0 18px rgba(239,68,68,.18),0 0 34px rgba(239,68,68,.28)!important}
@media(max-width:760px){
  #view-tangkho.tkc-flow-view .tkc-flow-board{
    background:
      linear-gradient(180deg,rgba(232,245,236,.92),rgba(223,241,232,.90)),
      linear-gradient(180deg,#eef8f1 0%,#e4f3eb 100%)!important;
  }
}



/* Hai hành động rõ ràng: vào học hoặc xem danh sách. */
.tkc-flow-lesson-actions{
  grid-template-columns:1fr 1fr!important;
}
/* Mỗi loại nội dung chỉ còn một thẻ dẫn vào danh sách túi học. */
.tkc-flow-kind-wrap{
  display:flex;
  flex-direction:column;
  gap:8px;
  min-width:0;
}
.tkc-flow-source-wrap .tkc-flow-source-card,
.tkc-flow-kind-wrap .tkc-flow-kind-card{
  width:100%;
  min-height:120px;
}
@media(max-width:520px){
  .tkc-flow-source-wrap .tkc-flow-source-card,
  .tkc-flow-kind-wrap .tkc-flow-kind-card{
    min-height:104px;
  }
}


/* Icon và tone cố định cho thẻ giáo trình. */
.tkc-flow-source-card .ico{
  width:54px;
  height:54px;
  display:grid;
  place-items:center;
  border-radius:18px;
  color:#fff;
  font-size:24px;
  font-weight:1000;
  line-height:1;
  box-shadow:0 10px 18px rgba(15,23,42,.10);
  background:linear-gradient(135deg,#22c55e,#16a34a);
}
.tkc-flow-source-card.tone-minna .ico,
.tkc-flow-source-wrap.tone-minna .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#22c55e,#059669);
}
.tkc-flow-source-card.tone-mimikara .ico,
.tkc-flow-source-wrap.tone-mimikara .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#06b6d4,#2563eb);
}
.tkc-flow-source-card.tone-soumatome .ico,
.tkc-flow-source-wrap.tone-soumatome .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#f59e0b,#f97316);
}
.tkc-flow-source-card.tone-shinkanzen .ico,
.tkc-flow-source-wrap.tone-shinkanzen .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#8b5cf6,#6d28d9);
}
.tkc-flow-source-card.tone-jlpt180 .ico,
.tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#ef4444,#be123c);
}
.tkc-flow-source-card.tone-hoyou .ico,
.tkc-flow-source-wrap.tone-hoyou .tkc-flow-source-card .ico{
  background:linear-gradient(135deg,#64748b,#334155);
}


/* v4.10.57: dùng ảnh icon giáo trình có sẵn trong plugin, chữ chỉ là fallback nếu ảnh thiếu */
.tkc-flow-source-card .ico{
  width:54px!important;
  height:54px!important;
  border-radius:0!important;
  color:transparent!important;
  text-indent:-999px!important;
  overflow:hidden!important;
  box-shadow:none!important;
  background-color:transparent!important;
  background-position:center!important;
  background-size:contain!important;
  background-repeat:no-repeat!important;
}
.tkc-flow-source-card.tone-minna .ico,
.tkc-flow-source-wrap.tone-minna .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-minna.webp')!important;
}
.tkc-flow-source-card.tone-mimikara .ico,
.tkc-flow-source-wrap.tone-mimikara .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-mimikara.webp')!important;
}
.tkc-flow-source-card.tone-soumatome .ico,
.tkc-flow-source-wrap.tone-soumatome .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-soumatome.webp')!important;
}
.tkc-flow-source-card.tone-shinkanzen .ico,
.tkc-flow-source-wrap.tone-shinkanzen .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-shinkanzen.webp')!important;
}
.tkc-flow-source-card.tone-jlpt180 .ico,
.tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/icon-curriculum.webp')!important;
}
.tkc-flow-source-card.tone-hoyou .ico,
.tkc-flow-source-wrap.tone-hoyou .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-hoyou.webp')!important;
}
.tkc-flow-source-card.tone-default .ico,
.tkc-flow-source-wrap.tone-default .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/icon-curriculum.webp')!important;
}


/* v4.10.58: tab modal to hơn, dễ bấm hơn */
.tkc-flow-steps,
.tkc-flow-modal-steps,
.tkc-flow-step-tabs{
  gap:12px!important;
  padding:12px 16px!important;
}
.tkc-flow-step,
.tkc-flow-step-btn,
.tkc-flow-steps button,
.tkc-flow-modal-steps button,
.tkc-flow-step-tabs button{
  min-height:56px!important;
  border-radius:18px!important;
  font-size:15px!important;
  font-weight:1000!important;
}
@media(max-width:560px){
  .tkc-flow-steps,
  .tkc-flow-modal-steps,
  .tkc-flow-step-tabs{
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    gap:10px!important;
  }
  .tkc-flow-step,
  .tkc-flow-step-btn,
  .tkc-flow-steps button,
  .tkc-flow-modal-steps button,
  .tkc-flow-step-tabs button{
    min-height:52px!important;
    font-size:14px!important;
  }
}

/* v4.10.58: dùng lại ảnh icon thật trong plugin; chữ chỉ là fallback */
.tkc-flow-source-card .ico{
  color:transparent!important;
  background-color:transparent!important;
  background-position:center!important;
  background-size:contain!important;
  background-repeat:no-repeat!important;
  box-shadow:none!important;
}
.tkc-flow-source-card.tone-jlpt180 .ico,
.tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/icon-curriculum.webp')!important;
}


/* v4.10.58: modal step tabs thật */
.tkc-flow-modal-tabs{
  padding:14px 16px!important;
  gap:10px!important;
}
.tkc-flow-modal-tabs button{
  min-height:54px!important;
  border-radius:17px!important;
  font-size:14px!important;
  font-weight:1000!important;
}
@media(max-width:560px){
  .tkc-flow-modal-tabs{
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
  }
}


/* v4.10.59: JLPT180 Nâng cao là kho ngoài giáo trình */
.tkc-flow-source-card.tone-jlpt180 .ico,
.tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card .ico{
  background-image:url('images/tkc-flow-icons/source-hoyou.webp')!important;
  color:transparent!important;
  background-position:center!important;
  background-size:contain!important;
  background-repeat:no-repeat!important;
  background-color:transparent!important;
  box-shadow:none!important;
}
.tkc-flow-source-wrap.tone-jlpt180 .tkc-flow-source-card{
  background:linear-gradient(180deg,#fff8ed,#fffdf8);
  border-color:rgba(245,158,11,.34);
}
/* v4.10.61: modal con luôn ở giữa màn sau khi đóng phòng học/flashcard */
.tkc-flow-modal-card{
  top:50%!important;
  bottom:auto!important;
  transform:translate(-50%,-50%)!important;
  max-height:min(82vh,760px)!important;
}
.tkc-flow-modal-recenter .tkc-flow-modal-card{
  top:50%!important;
  bottom:auto!important;
  transform:translate(-50%,-50%)!important;
}
html.tkc-modal-open,
body.tkc-modal-open{
  overflow:hidden!important;
}


/* v4.10.67: ưu tiên nút đóng phòng học/flashcard */
#btnRutLui,
#view-tangkho .tkc-flow-exit,
.tkc-flow-exit,
[data-tkc-close-study]{
  pointer-events:auto!important;
  touch-action:manipulation!important;
  cursor:pointer!important;
  z-index:2147483647!important;
}
.tkc-flow-study-overlay,
#studyOverlay{
  pointer-events:auto!important;
}


/* v4.10.68: popup/tab con căn giữa theo viewport hiện tại, không căn theo chiều dài trang */
.tkc-flow-child-modal[hidden]{display:none!important}
.tkc-flow-child-modal{
  position:fixed!important;
  inset:0!important;
  z-index:2147483000!important;
  width:100vw!important;
  height:100dvh!important;
  min-height:100dvh!important;
  display:flex!important;
  align-items:center!important;
  justify-content:center!important;
  padding:clamp(10px,2.2vh,22px) 10px!important;
  overflow:hidden!important;
  transform:none!important;
  contain:layout style paint!important;
}
.tkc-flow-child-modal .tkc-flow-modal-backdrop{
  position:fixed!important;
  inset:0!important;
}
.tkc-flow-child-modal .tkc-flow-modal-card{
  position:relative!important;
  left:auto!important;
  right:auto!important;
  top:auto!important;
  bottom:auto!important;
  margin:auto!important;
  transform:none!important;
  width:min(760px,calc(100vw - 20px))!important;
  max-height:min(86dvh,760px)!important;
}
.tkc-flow-modal-viewport-centered .tkc-flow-modal-card,
.tkc-flow-modal-recenter .tkc-flow-modal-card{
  position:relative!important;
  left:auto!important;
  top:auto!important;
  bottom:auto!important;
  transform:none!important;
  margin:auto!important;
}
html.tkc-modal-open,
body.tkc-modal-open{
  overflow:hidden!important;
  overscroll-behavior:none!important;
}
@media(max-width:560px){
  .tkc-flow-child-modal{
    align-items:center!important;
    padding:10px!important;
  }
  .tkc-flow-child-modal .tkc-flow-modal-card{
    width:calc(100vw - 14px)!important;
    max-height:88dvh!important;
    border-radius:20px!important;
  }
}


/* v4.10.69: sửa modal portal - nút bấm hoạt động, nút đóng/trở về màu đỏ, khóa zoom/bounce */
html.tkc-modal-open,
body.tkc-modal-open{
  overflow:hidden!important;
  overscroll-behavior:none!important;
  touch-action:none!important;
  -webkit-text-size-adjust:100%!important;
}
.tkc-flow-child-modal{
  touch-action:none!important;
  overscroll-behavior:none!important;
  -webkit-user-select:none!important;
  user-select:none!important;
}
.tkc-flow-child-modal .tkc-flow-modal-body{
  touch-action:pan-y!important;
  -webkit-overflow-scrolling:touch!important;
}
.tkc-flow-modal-header{
  display:grid!important;
  grid-template-columns:auto minmax(0,1fr) auto!important;
  align-items:center!important;
  gap:8px!important;
}
.tkc-flow-modal-title{
  min-width:0!important;
  overflow:hidden!important;
}
.tkc-flow-modal-title h3,
.tkc-flow-modal-title p{
  white-space:normal!important;
  overflow-wrap:anywhere!important;
}
.tkc-flow-modal-back,
.tkc-flow-modal-close{
  min-width:54px!important;
  height:44px!important;
  border:0!important;
  border-radius:18px!important;
  background:linear-gradient(135deg,#ef4444,#be123c)!important;
  color:#fff!important;
  font-weight:1000!important;
  box-shadow:0 10px 20px rgba(190,18,60,.20)!important;
  cursor:pointer!important;
  pointer-events:auto!important;
  touch-action:manipulation!important;
  flex:0 0 auto!important;
}
.tkc-flow-modal-back{
  min-width:44px!important;
  width:44px!important;
  font-size:22px!important;
  line-height:1!important;
}
.tkc-flow-modal-close{
  padding:0 14px!important;
  font-size:14px!important;
}
.tkc-flow-source-card,
.tkc-flow-kind-card,
.tkc-flow-lesson-card button,
[data-source],
[data-kind],
[data-open-view]{
  pointer-events:auto!important;
  touch-action:manipulation!important;
}
@media(max-width:560px){
  .tkc-flow-modal-header{
    grid-template-columns:44px minmax(0,1fr) auto!important;
    gap:6px!important;
    padding:10px!important;
  }
  .tkc-flow-modal-title h3{
    font-size:20px!important;
    line-height:1.05!important;
    margin:0!important;
  }
  .tkc-flow-modal-title p{
    font-size:12px!important;
    line-height:1.15!important;
    margin:2px 0 0!important;
  }
  .tkc-flow-modal-tabs{
    grid-template-columns:1fr 1fr!important;
    gap:8px!important;
  }
}


/* v4.10.70: phòng học/flashcard/list phải nổi trên popup chọn bài */
#studyOverlay,
.tkc-flow-study-overlay{
  z-index:2147483600!important;
}
#studyOverlayIframe,
.tkc-flow-study-overlay iframe{
  z-index:2147483601!important;
  position:relative!important;
}
#btnRutLui,
.tkc-flow-exit{
  z-index:2147483647!important;
}


/* v4.10.75: khung nền text cho thẻ chuyên ngành, tránh chữ lẫn vào ảnh */
.tkc-flow-domain-card{
  position:relative!important;
  overflow:hidden!important;
  grid-template-rows:48px auto auto!important;
}
.tkc-flow-domain-card:before{
  content:''!important;
  position:absolute!important;
  inset:0!important;
  background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.42))!important;
  pointer-events:none!important;
}
.tkc-flow-domain-card span,
.tkc-flow-domain-card strong,
.tkc-flow-domain-card em{
  position:relative!important;
  z-index:2!important;
}
.tkc-flow-domain-card strong,
.tkc-flow-domain-card em{
  display:inline-flex!important;
  align-items:center!important;
  justify-content:center!important;
  width:auto!important;
  max-width:calc(100% - 14px)!important;
  margin:0 auto!important;
  padding:5px 9px!important;
  border-radius:999px!important;
  background:rgba(255,255,255,.86)!important;
  -webkit-backdrop-filter:blur(8px)!important;
  backdrop-filter:blur(8px)!important;
  box-shadow:0 6px 14px rgba(15,23,42,.10), inset 0 1px 0 rgba(255,255,255,.72)!important;
  text-shadow:0 1px 0 rgba(255,255,255,.75)!important;
}
.tkc-flow-domain-card strong{
  font-size:13px!important;
  line-height:1.15!important;
  color:#0f172a!important;
}
.tkc-flow-domain-card em{
  margin-top:2px!important;
  font-size:10.5px!important;
  line-height:1.05!important;
  color:#334155!important;
  font-style:normal!important;
  font-weight:900!important;
}


/* v4.10.86: lazy-load helper UI */
#view-tangkho.tkc-flow-view .tkc-flow-loading{display:flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:8px!important;min-height:180px!important;text-align:center!important;background:rgba(255,255,255,.82)!important;border:1px dashed rgba(148,163,184,.45)!important;border-radius:24px!important;color:#475569!important;font-weight:900!important}
#view-tangkho.tkc-flow-view .tkc-flow-loading b{font-size:16px!important;color:#0f172a!important}
#view-tangkho.tkc-flow-view .tkc-flow-loading em{font-style:normal!important;font-size:12px!important;color:#64748b!important;max-width:260px!important;line-height:1.35!important}
#view-tangkho.tkc-flow-view .tkc-flow-spinner{width:34px;height:34px;border-radius:50%;border:4px solid #e0f2fe;border-top-color:#0284c7;animation:tkcFlowSpin .75s linear infinite}
@keyframes tkcFlowSpin{to{transform:rotate(360deg)}}


/* v4.11.31: specialized cards cleaner borders + softer pattern */
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  border:1.6px solid rgba(141,162,125,.34) !important;
  box-shadow:0 14px 28px rgba(15,23,42,.08), inset 0 0 0 1px rgba(255,255,255,.36), inset 0 1px 0 rgba(255,255,255,.92) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card::after{
  inset:4px !important;
  border:1px solid rgba(255,255,255,.62) !important;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.20) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 82%,rgba(34,197,94,.18),transparent 28%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2)::before{
  background-image:
    url('images/tkc-flow-icons/domain-it.webp'),
    url('images/tkc-flow-icons/icon-list.webp'),
    radial-gradient(circle at 78% 80%,rgba(59,130,246,.20),transparent 30%),
    linear-gradient(90deg,rgba(255,255,255,.52),rgba(255,255,255,0) 56%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3)::before{
  background-image:
    url('images/tkc-flow-icons/domain-hotel.webp'),
    url('images/tkc-flow-icons/icon-bag.webp'),
    radial-gradient(circle at 82% 80%,rgba(245,158,11,.20),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.54),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4)::before{
  background-image:
    url('images/tkc-flow-icons/icon-bag.webp'),
    url('images/tkc-flow-icons/icon-domain.webp'),
    radial-gradient(circle at 82% 80%,rgba(168,85,247,.20),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(5)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 80%,rgba(22,163,74,.16),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(6)::before{
  background-image:
    url('images/tkc-flow-icons/domain-it.webp'),
    url('images/tkc-flow-icons/icon-domain.webp'),
    radial-gradient(circle at 82% 80%,rgba(59,130,246,.16),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.50),rgba(255,255,255,0) 52%) !important;
}

/* v4.11.32: specialized cards clean border + remove busy diagonal stripes */
#view-tangkho.tkc-flow-view .tkc-flow-domain-card{
  border:1.8px solid rgba(173,182,152,.62) !important;
  box-shadow:0 12px 24px rgba(15,23,42,.08), inset 0 0 0 1px rgba(255,255,255,.42), inset 0 1px 0 rgba(255,255,255,.95) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card::after{
  inset:3px !important;
  border:1px solid rgba(255,255,255,.72) !important;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card::before{
  background-repeat:no-repeat, no-repeat, no-repeat, no-repeat !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(1)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 82%,rgba(34,197,94,.18),transparent 28%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(2)::before{
  background-image:
    url('images/tkc-flow-icons/domain-it.webp'),
    url('images/tkc-flow-icons/icon-list.webp'),
    radial-gradient(circle at 78% 80%,rgba(59,130,246,.20),transparent 30%),
    linear-gradient(90deg,rgba(255,255,255,.52),rgba(255,255,255,0) 56%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(3)::before{
  background-image:
    url('images/tkc-flow-icons/domain-hotel.webp'),
    url('images/tkc-flow-icons/icon-bag.webp'),
    radial-gradient(circle at 82% 80%,rgba(245,158,11,.20),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.54),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(4)::before{
  background-image:
    url('images/tkc-flow-icons/icon-bag.webp'),
    url('images/tkc-flow-icons/icon-domain.webp'),
    radial-gradient(circle at 82% 80%,rgba(168,85,247,.20),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(5)::before{
  background-image:
    url('images/tkc-flow-icons/domain-kaigo.webp'),
    url('images/tkc-flow-icons/icon-current.webp'),
    radial-gradient(circle at 82% 80%,rgba(22,163,74,.16),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.52),rgba(255,255,255,0) 52%) !important;
}
#view-tangkho.tkc-flow-view .tkc-flow-domain-card:nth-child(6)::before{
  background-image:
    url('images/tkc-flow-icons/domain-it.webp'),
    url('images/tkc-flow-icons/icon-domain.webp'),
    radial-gradient(circle at 82% 80%,rgba(59,130,246,.16),transparent 30%),
    linear-gradient(135deg,rgba(255,255,255,.50),rgba(255,255,255,0) 52%) !important;
}