:root{
  --j180-ink:#33214d;
  --j180-muted:#6f6680;
  --j180-line:rgba(151,120,186,.20);
  --j180-panel:rgba(255,255,255,.88);
  --j180-shadow:0 16px 44px rgba(92,69,128,.13);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Be Vietnam Pro",Arial,sans-serif;color:var(--j180-ink);background:#fff9fd}
body.j180-gateway-body{min-height:100dvh;background-image:linear-gradient(rgba(255,255,255,.08),rgba(255,255,255,.28)),url('gateway-bg.webp');background-size:cover;background-position:center top;background-attachment:fixed;overflow-x:hidden}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
.j180-gateway{min-height:100dvh;padding:env(safe-area-inset-top) max(12px,env(safe-area-inset-right)) calc(20px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}
.j180-gateway-top{width:min(1220px,100%);margin:0 auto;min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative;z-index:3}
.j180-brand{display:inline-flex;align-items:center;min-width:0}
.j180-brand img{width:126px;height:auto;display:block;object-fit:contain}
.j180-user-mini{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:800;color:#564f68;background:rgba(255,255,255,.80);border:1px solid var(--j180-line);border-radius:999px;padding:7px 10px;backdrop-filter:blur(10px);box-shadow:0 6px 18px rgba(97,67,129,.08)}
.j180-user-mini strong{color:#237c68;background:#dcf7ef;border-radius:999px;padding:3px 7px}
.j180-user-mini a{color:#5b4caa}
.j180-user-mini .j180-register-mini{padding:4px 8px;border-radius:999px;background:#7657d8;color:#fff;font-weight:900}
.j180-gateway-main{width:min(1220px,100%);margin:0 auto;padding:6px 0 12px}

.j180-hero{position:relative;display:grid;grid-template-columns:1fr;gap:6px;min-height:0}
.j180-guide{display:block;position:absolute;left:-2px;top:2px;width:110px;height:auto;overflow:visible;pointer-events:none;z-index:1;opacity:1}
.j180-guide img{display:block;width:110px;height:auto;object-fit:contain;object-position:left top;filter:drop-shadow(0 10px 18px rgba(110,79,127,.12))}
.j180-hero-content{min-width:0;position:relative;z-index:2}
.j180-guide-bubble{width:max-content;max-width:calc(100% - 110px);margin:6px 0 10px 102px;padding:8px 13px;border-radius:18px;background:rgba(255,255,255,.88);border:1px solid rgba(227,151,189,.42);box-shadow:0 8px 24px rgba(130,85,129,.08);text-align:center}
.j180-guide-bubble strong,.j180-guide-bubble span{display:block}
.j180-guide-bubble strong{font-size:12px;color:#7b3f6f;margin-bottom:2px}
.j180-guide-bubble span{font-size:11px;color:#746b80}
.j180-gateway-intro{text-align:left;max-width:720px;margin:0 0 12px;padding-left:102px}
.j180-gateway-intro h1{font-size:clamp(27px,7vw,45px);line-height:1.05;margin:0 0 7px;letter-spacing:-.035em;color:#38234e}
.j180-gateway-intro p{font-size:13px;line-height:1.5;margin:0;color:var(--j180-muted)}

.j180-primary-grid{display:grid;grid-template-columns:1fr;gap:10px;max-width:980px;margin:0 auto}
.j180-image-link{display:block;min-width:0;outline:none}
.j180-image-link img{display:block;width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 10px 16px rgba(93,67,127,.08));transition:transform .15s ease,filter .15s ease}
.j180-image-link:active img{transform:scale(.985)}
.j180-image-link:focus-visible{border-radius:18px;outline:3px solid rgba(112,93,220,.35);outline-offset:2px}

.j180-quick-card{margin-top:12px;padding:14px;background:rgba(255,255,255,.86);border:1px solid var(--j180-line);border-radius:22px;box-shadow:var(--j180-shadow);backdrop-filter:blur(12px)}
.j180-section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:10px}
.j180-section-head h2{font-size:19px;line-height:1.2;margin:0;letter-spacing:-.02em;color:#3a2951}
.j180-section-head p{font-size:10.5px;line-height:1.35;margin:3px 0 0;color:#82768d}
.j180-pin-toggle{display:flex;align-items:center;gap:7px;min-height:38px;padding:7px 10px;border-radius:13px;background:#fff7fb;border:1px solid rgba(220,147,184,.24);color:#675b72;font-size:10.5px;font-weight:800;cursor:pointer;flex:0 0 auto}
.j180-pin-toggle input{width:17px;height:17px;margin:0;accent-color:#f0629a}
.j180-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.j180-quick-item{min-width:0;border-radius:16px}
.j180-quick-item img{width:100%;height:auto}
.j180-daily-status{margin-top:10px;padding:9px 11px;border-radius:14px;background:rgba(246,237,252,.88);border:1px solid rgba(137,108,182,.14);color:#65556f;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:11px}
.j180-daily-status[hidden]{display:none}
.j180-daily-status button{border:0;background:#fff;color:#985d79;font-weight:800;border-radius:10px;padding:7px 9px;cursor:pointer;box-shadow:0 3px 10px rgba(74,50,95,.08)}

.j180-learning-start{scroll-margin-top:16px;margin:14px 0 0;padding:15px;border-radius:20px;background:rgba(255,255,255,.91);border:1px solid rgba(151,120,186,.20);box-shadow:0 14px 34px rgba(92,69,128,.10);display:grid;gap:12px}
.j180-learning-kicker{display:inline-flex;align-items:center;min-height:26px;padding:4px 9px;border-radius:999px;background:#fff1f7;color:#9a4d74;font-size:10px;font-weight:900}
.j180-learning-copy h2{margin:7px 0 5px;font-size:18px;line-height:1.2;color:#39264f}
.j180-learning-copy p{margin:0;color:#756b80;font-size:11.5px;line-height:1.5}
.j180-learning-login{display:inline-flex;align-items:center;justify-content:center;min-height:42px;margin-top:11px;padding:9px 14px;border-radius:13px;background:linear-gradient(135deg,#7b66e8,#6847d8);color:#fff;font-size:12px;font-weight:900;box-shadow:0 8px 18px rgba(91,66,201,.20)}
.j180-learning-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
.j180-learning-links a{display:flex;align-items:center;justify-content:center;min-height:42px;padding:8px;border-radius:13px;background:#fff;border:1px solid rgba(151,120,186,.18);color:#4d4160;font-size:11px;font-weight:900}

@media (min-width:700px){
  .j180-gateway{padding-left:22px;padding-right:22px}
  .j180-gateway-top{min-height:72px}.j180-brand img{width:148px}
  .j180-gateway-main{padding-top:4px}
  .j180-primary-grid{grid-template-columns:1fr 1fr;gap:14px}
  .j180-learning-start{grid-template-columns:minmax(0,1fr) 320px;align-items:center;padding:18px}
  .j180-quick-card{padding:18px}.j180-quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .j180-section-head h2{font-size:21px}.j180-section-head p{font-size:11.5px}
}

@media (min-width:980px){
  .j180-gateway{min-height:100dvh}
  .j180-gateway-top,.j180-gateway-main{width:min(1260px,100%)}
  .j180-gateway-main{padding-top:0}
  .j180-hero{grid-template-columns:180px minmax(0,1fr);align-items:end;gap:18px;min-height:430px;margin-top:-6px}
  .j180-guide{display:flex;position:static;width:auto;align-items:flex-end;justify-content:center;height:auto;overflow:visible;pointer-events:none;align-self:end;opacity:1;padding-left:4px}
  .j180-guide img{width:min(180px,100%);height:auto;max-height:410px;object-fit:contain;object-position:center bottom;filter:drop-shadow(0 16px 24px rgba(110,79,127,.12))}
  .j180-hero-content{align-self:center;padding:20px 0 0}
  .j180-guide-bubble{margin:0 0 10px 0;text-align:left;max-width:340px}
  .j180-gateway-intro{text-align:left;margin:0 0 16px 0;max-width:none;padding-left:0}
  .j180-gateway-intro h1{font-size:38px}.j180-gateway-intro p{font-size:13px}
  .j180-primary-grid{max-width:none;margin:0;gap:18px}
  .j180-learning-copy h2{font-size:20px}.j180-learning-copy p{font-size:12px}
  .j180-quick-card{margin-top:2px;padding:19px}.j180-quick-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}
  .j180-primary-card img{filter:drop-shadow(0 16px 24px rgba(93,67,127,.13))}
  .j180-image-link:hover img{transform:translateY(-2px);filter:drop-shadow(0 16px 24px rgba(93,67,127,.15))}
}

@media (min-width:1280px){
  .j180-gateway-top,.j180-gateway-main{width:min(1260px,100%)}
  .j180-hero{grid-template-columns:180px minmax(0,1fr);min-height:440px}
  .j180-guide{height:auto}
  .j180-guide img{width:min(180px,100%);max-height:420px}
  .j180-quick-card{width:min(1140px,100%);margin-top:-2px;margin-left:auto;margin-right:auto}
}

@media (max-width:430px){
  .j180-gateway{padding-left:10px;padding-right:10px}
  .j180-gateway-top{min-height:56px}.j180-brand img{width:112px}
  .j180-user-mini{font-size:10px;padding:6px 8px}
  .j180-gateway-intro h1{font-size:29px}.j180-gateway-intro p{font-size:12.5px}
  .j180-guide-bubble{margin-bottom:7px;padding:7px 10px}
  .j180-primary-grid{gap:7px}
  .j180-quick-card{padding:11px;border-radius:18px}
  .j180-section-head{align-items:center}.j180-section-head h2{font-size:17px}.j180-section-head p{display:none}
  .j180-pin-toggle{min-height:34px;padding:5px 7px;font-size:9.5px}
  .j180-pin-toggle input{width:15px;height:15px}
  .j180-quick-grid{gap:5px}
  .j180-learning-start{padding:12px;border-radius:17px}.j180-learning-copy h2{font-size:16px}.j180-learning-copy p{font-size:11px}.j180-learning-links{grid-template-columns:1fr}.j180-learning-login,.j180-learning-links a{min-height:44px}
  .j180-daily-status{font-size:10px}
}

@media (max-width:359px){
  .j180-section-head{flex-direction:column;align-items:flex-start}
  .j180-pin-toggle{align-self:flex-start}
  .j180-quick-grid{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

@media (max-width:430px){.j180-guide{width:92px;left:0;top:2px}.j180-guide img{width:92px}.j180-guide-bubble{max-width:calc(100% - 86px);margin-left:82px}.j180-gateway-intro{padding-left:82px}}


.j180-start-pref{margin:10px 0 0;display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;color:#6b6076;font-size:11px;font-weight:800}
.j180-start-pref strong{color:#4f3c64}
.j180-start-pref button,.j180-start-pref a{min-height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:7px 10px;border:1px solid rgba(151,120,186,.20);background:rgba(255,255,255,.86);color:#5a4f74;font-weight:900;cursor:pointer}
.j180-start-pref button{appearance:none}
.j180-start-pref small{flex-basis:100%;min-height:14px;text-align:right;color:#7d7287;font-size:10px}
@media (max-width:430px){.j180-start-pref{justify-content:flex-start;gap:6px;font-size:10px}.j180-start-pref button,.j180-start-pref a{min-height:40px;flex:1 1 auto;padding:7px 9px}.j180-start-pref small{text-align:left}}

/* v0.5.0: public learning content + AdSense readiness. Gateway routes/assets above are unchanged. */
.j180-content-hub{width:min(1140px,100%);margin:18px auto 0;color:#5f556d}
.j180-content-lead,.j180-content-section{background:rgba(255,255,255,.88);border:1px solid var(--j180-line);border-radius:22px;box-shadow:0 12px 32px rgba(92,69,128,.08);backdrop-filter:blur(10px)}
.j180-content-lead{padding:24px;text-align:left}
.j180-content-eyebrow{margin:0 0 6px;color:#7b3f6f;font-size:11px;line-height:1.3;font-weight:900;text-transform:uppercase;letter-spacing:.06em}
.j180-content-lead h2{margin:0;color:#38234e;font-size:clamp(25px,4vw,38px);line-height:1.12;letter-spacing:-.03em}
.j180-content-lead>p:not(.j180-content-eyebrow){max-width:900px;margin:10px 0 0;color:#6f6680;font-size:14px;line-height:1.7}
.j180-content-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:17px}
.j180-content-actions a,.j180-about-links a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 14px;border-radius:13px;border:1px solid rgba(151,120,186,.20);background:rgba(255,255,255,.92);color:#5a4f74;font-size:12px;font-weight:900}
.j180-content-actions .j180-content-action-primary{background:#7657d8;border-color:#7657d8;color:#fff}
.j180-content-section{margin-top:14px;padding:22px}
.j180-content-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:14px}
.j180-content-heading h2,.j180-about-section h2{margin:0;color:#3a2951;font-size:22px;line-height:1.2;letter-spacing:-.02em}
.j180-content-heading>p{max-width:520px;margin:0;color:#756b80;font-size:13px;line-height:1.6;text-align:right}
.j180-heading-link{display:inline-flex;align-items:center;min-height:40px;color:#5e4b8b;font-size:12px;font-weight:900;white-space:nowrap}
.j180-level-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.j180-level-card,.j180-skill-grid article,.j180-article-card,.j180-faq-grid article{min-width:0;border:1px solid rgba(151,120,186,.16);border-radius:17px;background:rgba(255,255,255,.78);padding:14px}
.j180-level-card h3,.j180-skill-grid h3,.j180-article-card h3,.j180-faq-grid h3{margin:0;color:#49365d;font-size:15px;line-height:1.3}
.j180-level-card h3 a,.j180-article-card h3 a{color:inherit}
.j180-level-card p,.j180-skill-grid p,.j180-article-card p,.j180-faq-grid p{margin:7px 0 0;color:#756b80;font-size:13px;line-height:1.6}
.j180-level-links{display:flex;flex-wrap:wrap;gap:6px;margin-top:11px}
.j180-level-links a{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:7px 9px;border-radius:10px;background:#fff7fb;border:1px solid rgba(220,147,184,.24);color:#675b72;font-size:11.5px;font-weight:900}
.j180-skill-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.j180-skill-grid article{display:flex;flex-direction:column}
.j180-skill-grid article>a,.j180-card-link,.j180-content-note>a{display:inline-flex;align-items:center;min-height:40px;margin-top:auto;padding-top:10px;color:#5e4b8b;font-size:12px;font-weight:900}
.j180-article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.j180-article-card{display:flex;flex-direction:column}
.j180-content-note{margin-top:10px;padding:13px 14px;border-radius:15px;background:rgba(246,237,252,.72);border:1px solid rgba(137,108,182,.14)}
.j180-content-note p{margin:0;color:#6f6680;font-size:13px;line-height:1.6}
.j180-specialty-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.j180-specialty-grid>a{display:flex;flex-direction:column;justify-content:center;min-height:72px;padding:12px 13px;border-radius:15px;background:rgba(255,255,255,.78);border:1px solid rgba(151,120,186,.16)}
.j180-specialty-grid strong{color:#49365d;font-size:13px;line-height:1.3}
.j180-specialty-grid span{margin-top:4px;color:#756b80;font-size:12px;line-height:1.4}
.j180-method-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;counter-reset:none}
.j180-method-grid li{min-width:0;padding:14px;border-radius:17px;background:rgba(255,255,255,.78);border:1px solid rgba(151,120,186,.16)}
.j180-method-grid strong,.j180-method-grid span{display:block}
.j180-method-grid strong{color:#49365d;font-size:13px;line-height:1.3}
.j180-method-grid span{margin-top:6px;color:#756b80;font-size:13px;line-height:1.55}
.j180-about-section{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center}
.j180-about-section p:not(.j180-content-eyebrow){margin:8px 0 0;color:#756b80;font-size:13px;line-height:1.6}
.j180-about-links{display:grid;gap:8px;min-width:190px}
.j180-faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.j180-public-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:14px 0 0;padding:15px 4px 2px;color:#756b80;font-size:12px}
.j180-public-footer>span{font-weight:800}
.j180-public-footer nav{display:flex;align-items:center;justify-content:flex-end;gap:8px 14px;flex-wrap:wrap}
.j180-public-footer a{min-height:36px;display:inline-flex;align-items:center;color:#5e4b8b;font-weight:850}


.j180-article-meta{display:flex;align-items:center;gap:6px 10px;flex-wrap:wrap;margin:5px 0 8px;color:#83778f;font-size:12px;font-weight:750}
.j180-article-meta span,.j180-article-meta time{display:inline-flex;align-items:center}
.j180-trust-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.j180-trust-grid article{display:flex;flex-direction:column;min-width:0;padding:14px;border-radius:17px;background:rgba(255,255,255,.78);border:1px solid rgba(151,120,186,.16)}
.j180-trust-grid h3{margin:0;color:#49365d;font-size:14px;line-height:1.3}
.j180-trust-grid p{margin:7px 0 0;color:#756b80;font-size:13px;line-height:1.6}

@media (max-width:979px){
  .j180-level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .j180-skill-grid,.j180-article-grid,.j180-specialty-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .j180-method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:699px){
  .j180-content-heading{display:block}
  .j180-content-heading>p{max-width:none;margin-top:6px;text-align:left}
  .j180-heading-link{margin-top:6px}
  .j180-about-section{grid-template-columns:1fr}
  .j180-about-links{grid-template-columns:repeat(2,minmax(0,1fr));min-width:0}
  .j180-public-footer{display:block}
  .j180-public-footer nav{justify-content:flex-start;margin-top:6px}
}

@media (max-width:430px){
  .j180-content-hub{margin-top:12px}
  .j180-content-lead,.j180-content-section{border-radius:18px}
  .j180-content-lead{padding:17px 15px}
  .j180-content-lead h2{font-size:25px;line-height:1.14}
  .j180-content-lead>p:not(.j180-content-eyebrow){font-size:14px;line-height:1.65}
  .j180-content-actions{display:grid;grid-template-columns:1fr;gap:7px}
  .j180-content-actions a,.j180-about-links a{width:100%;min-height:44px}
  .j180-content-section{padding:16px 14px;margin-top:10px}
  .j180-content-heading{margin-bottom:11px}
  .j180-content-heading h2,.j180-about-section h2{font-size:19px}
  .j180-content-heading>p,.j180-about-section p:not(.j180-content-eyebrow){font-size:13px;line-height:1.6}
  .j180-level-grid,.j180-skill-grid,.j180-article-grid,.j180-specialty-grid,.j180-method-grid,.j180-faq-grid,.j180-trust-grid{grid-template-columns:1fr;gap:8px}
  .j180-level-card,.j180-skill-grid article,.j180-article-card,.j180-faq-grid article,.j180-method-grid li,.j180-trust-grid article{padding:13px}
  .j180-level-card h3,.j180-skill-grid h3,.j180-article-card h3,.j180-faq-grid h3,.j180-trust-grid h3{font-size:14px}
  .j180-level-card p,.j180-skill-grid p,.j180-article-card p,.j180-faq-grid p,.j180-trust-grid p{font-size:13px;line-height:1.6}
  .j180-level-links a{min-height:44px;flex:1 1 30%;padding:8px 9px}
  .j180-skill-grid article>a,.j180-card-link,.j180-content-note>a,.j180-heading-link{min-height:44px}
  .j180-specialty-grid>a{min-height:64px}
  .j180-about-links{grid-template-columns:1fr}
  .j180-public-footer{font-size:11.5px}
  .j180-public-footer nav{display:grid;grid-template-columns:1fr 1fr;gap:0 8px}
  .j180-public-footer a{min-height:44px}
}

/* v0.5.1: compact public-content rendering. Content remains in HTML; only layout density changes. */
.j180-secondary-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:9px}
.j180-secondary-links a{display:inline-flex;align-items:center;min-height:40px;padding:7px 11px;border-radius:11px;background:rgba(246,237,252,.72);border:1px solid rgba(137,108,182,.14);color:#5e4b8b;font-size:12px;font-weight:900}

@media (max-width:699px){
  .j180-content-lead{padding:16px}
  .j180-content-section{padding:14px;margin-top:8px}
  .j180-content-heading{margin-bottom:9px}
  .j180-content-heading>p{line-height:1.45}
  .j180-content-actions{margin-top:12px}
  .j180-level-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
  .j180-level-card{padding:10px;border-radius:13px}
  .j180-level-card p{margin-top:5px;line-height:1.45}
  .j180-level-links{gap:4px;margin-top:7px}
  .j180-level-links a{min-height:36px;padding:5px 6px;border-radius:9px;font-size:10.5px;flex:1 1 28%}
  .j180-skill-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
  .j180-skill-grid article{padding:10px;border-radius:13px}
  .j180-skill-grid p{margin-top:4px;line-height:1.45}
  .j180-skill-grid article>a{min-height:36px;padding-top:6px}
  .j180-secondary-links{margin-top:7px;display:grid;grid-template-columns:1fr 1fr;gap:7px}
  .j180-secondary-links a{justify-content:center;min-height:40px;padding:6px 8px}
  .j180-article-grid{grid-template-columns:1fr;gap:6px}
  .j180-article-card{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:10px;align-items:start;padding:10px 11px;border-radius:13px}
  .j180-article-card h3{grid-column:1/-1;font-size:13.5px;line-height:1.35}
  .j180-article-meta{grid-column:1;margin:4px 0 0;font-size:11px}
  .j180-article-card>p{grid-column:1;margin:4px 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:12px;line-height:1.45}
  .j180-article-card .j180-card-link{grid-column:2;grid-row:2/4;align-self:center;min-height:40px;margin:0;padding:0 2px;white-space:nowrap;font-size:11.5px}
  .j180-specialty-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .j180-specialty-grid>a{min-height:44px;padding:8px 10px;border-radius:11px}
  .j180-specialty-grid span{display:none}
  .j180-content-note{margin-top:7px;padding:9px 10px;border-radius:11px}
  .j180-content-note p{font-size:12px;line-height:1.45}
  .j180-content-note>a{min-height:38px;padding-top:5px}
  .j180-method-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .j180-method-grid li{padding:9px 10px;border-radius:12px}
  .j180-method-grid span{margin-top:4px;font-size:12px;line-height:1.4}
  .j180-about-section{gap:10px}
  .j180-about-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .j180-about-links a{min-height:40px;padding:7px 9px}
  .j180-trust-grid,.j180-faq-grid{grid-template-columns:1fr;gap:0}
  .j180-trust-grid article,.j180-faq-grid article{padding:9px 2px;border:0;border-radius:0;background:transparent;border-top:1px solid rgba(151,120,186,.14)}
  .j180-trust-grid article:first-child,.j180-faq-grid article:first-child{border-top:0}
  .j180-trust-grid p,.j180-faq-grid p{margin-top:4px;line-height:1.45}
  .j180-trust-grid .j180-card-link{min-height:38px;padding-top:4px}
  .j180-public-footer{margin-top:8px;padding-top:8px}
}

@media (max-width:430px){
  .j180-content-hub{margin-top:8px}
  .j180-content-lead,.j180-content-section{border-radius:14px;box-shadow:0 7px 18px rgba(92,69,128,.055);backdrop-filter:none}
  .j180-content-lead{padding:13px 12px}
  .j180-content-lead h2{font-size:21px;line-height:1.12}
  .j180-content-lead>p:not(.j180-content-eyebrow){margin-top:7px;font-size:12.5px;line-height:1.5}
  .j180-content-actions{grid-template-columns:1fr 1fr;gap:6px;margin-top:10px}
  .j180-content-actions a{min-height:42px;padding:7px 8px;font-size:11px}
  .j180-content-section{padding:12px 10px;margin-top:7px}
  .j180-content-eyebrow{margin-bottom:4px;font-size:10px}
  .j180-content-heading{margin-bottom:7px}
  .j180-content-heading h2,.j180-about-section h2{font-size:17px;line-height:1.2}
  .j180-content-heading>p,.j180-about-section p:not(.j180-content-eyebrow){margin-top:4px;font-size:12px;line-height:1.45}
  .j180-level-grid,.j180-skill-grid,.j180-specialty-grid,.j180-method-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .j180-level-card,.j180-skill-grid article,.j180-method-grid li{padding:9px}
  .j180-level-card h3,.j180-skill-grid h3,.j180-article-card h3,.j180-faq-grid h3,.j180-trust-grid h3{font-size:13px}
  .j180-level-card p,.j180-skill-grid p,.j180-article-card p,.j180-faq-grid p,.j180-trust-grid p{font-size:11.5px;line-height:1.42}
  .j180-level-links a{min-height:40px;padding:5px 4px;font-size:10px}
  .j180-skill-grid article>a{min-height:40px;font-size:11px}
  .j180-secondary-links a{min-height:40px;font-size:11px}
  .j180-specialty-grid>a{min-height:42px;padding:7px 8px}
  .j180-specialty-grid strong{font-size:12px}
  .j180-method-grid strong{font-size:12px}
  .j180-method-grid span{font-size:11px;line-height:1.38}
  .j180-about-links{grid-template-columns:1fr 1fr}
  .j180-about-links a{width:auto;min-height:42px;font-size:11px;text-align:center}
  .j180-public-footer nav{grid-template-columns:1fr 1fr}
}

/* v0.5.2 performance: skip below-the-fold paint work and avoid fixed-background cost on touch layouts. */
.j180-content-section,.j180-public-footer{content-visibility:auto;contain-intrinsic-size:auto 260px}
@media (max-width:979px){
  body.j180-gateway-body{background-attachment:scroll}
  .j180-user-mini,.j180-quick-card{backdrop-filter:none}
}

/* v0.5.3: keep quick-entry slots stable while artwork loads progressively. */
.j180-progressive-img{aspect-ratio:3/1}