/* Shared styles for guide and episode pages (hub pages, templates). */
:root{--ocean:#1B4F72;--ocean-dark:#123852;--ocean-soft:#E8F1F7;--gold:#F4D03F;--gold-dark:#C9A512;--ink:#14232E;--muted:#5B6B77;--bg:#FBFAF6;--card:#fff;--line:#E3E8EC;--radius:16px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
h1,h2,h3{font-family:Fraunces,Georgia,serif;line-height:1.15;margin:0}
a{color:inherit;text-decoration:none}
.wrap{max-width:860px;margin:0 auto;padding:0 20px}
.wrap.wide{max-width:1100px}

header.nav{background:var(--ocean-dark);position:sticky;top:0;z-index:20}
.nav .wrap{max-width:1100px;display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.brand{white-space:nowrap;flex-shrink:0;font-family:Fraunces,serif;font-weight:800;color:#fff;font-size:1.15rem}.brand span{color:var(--gold)}
.nav nav{display:flex;gap:20px;overflow-x:auto;scrollbar-width:none;min-width:0}
.nav nav a{color:#D5E4EE;font-size:.9rem;font-weight:500;white-space:nowrap}.nav nav a:hover,.nav nav a.on{color:var(--gold)}

.crumbs{font-size:.85rem;color:var(--muted);padding:18px 0 0}.crumbs a:hover{color:var(--ocean)}
.pill{display:inline-block;font-size:.72rem;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--ocean-soft);color:var(--ocean);margin-right:6px}
.pill.gold{background:var(--gold);color:var(--ink)}
h1{font-size:clamp(2rem,6vw,3rem);font-weight:800;color:var(--ocean-dark);margin:12px 0 8px}
h2{font-size:1.5rem;color:var(--ocean-dark);margin:38px 0 12px}
h3{font-size:1.1rem;color:var(--ocean-dark)}
.lead{font-size:1.12rem;color:#2C3E4A;margin:6px 0 18px}

.btn{display:inline-block;background:var(--ocean);color:#fff;border:0;border-radius:10px;padding:11px 18px;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:var(--ocean-dark)}
.btn.ghost{background:transparent;color:var(--ocean);border:1.5px solid var(--ocean)}
.btn.gold{background:var(--gold);color:var(--ink)}.btn.gold:hover{background:var(--gold-dark)}
.btn.sm{padding:7px 12px;font-size:.85rem;border-radius:8px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.row{display:flex;flex-wrap:wrap;gap:8px}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
a.card{display:block;transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(27,79,114,.12)}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card .ico{font-size:1.7rem;margin-bottom:8px}
.card p{margin:6px 0 0;color:var(--muted);font-size:.94rem}

/* Hub page header band */
.band{background:linear-gradient(160deg,var(--ocean) 0%,var(--ocean-dark) 100%);color:#fff;padding:44px 0 40px}
.band h1{color:#fff;margin-top:0}.band p{color:#CFE0EB;max-width:600px;margin:6px 0 0}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0 4px}
.filters button{font:inherit;font-size:.88rem;font-weight:600;background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;color:var(--ocean-dark)}
.filters button.on{background:var(--ocean);border-color:var(--ocean);color:#fff}

/* Phrase rows (guides) */
.say{display:flex;gap:12px;align-items:flex-start;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line)}
.say:last-child{border-bottom:0}
.say strong{display:block;font-size:1.05rem;color:var(--ocean-dark)}
.say span{color:var(--muted);font-size:.93rem}
.tipbox{border-left:5px solid var(--gold);background:#FFFBEA;border-radius:0 12px 12px 0;padding:14px 16px;margin-top:14px}
.toc{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 0}
.toc a{font-size:.85rem;font-weight:600;color:var(--ocean);background:var(--ocean-soft);padding:6px 12px;border-radius:999px}

.related{display:flex;gap:10px;flex-wrap:wrap}
.related a{background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:12px;font-weight:600;color:var(--ocean-dark)}
.related a:hover{border-color:var(--ocean)}
.sister{margin:36px 0 0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.soon{opacity:.6;pointer-events:none}

/* Episode pages */
.video{aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:linear-gradient(135deg,var(--ocean),var(--ocean-dark));display:grid;place-items:center;color:#fff;text-align:center;padding:20px}
.video iframe{width:100%;height:100%;border:0}
.video .play{width:64px;height:64px;border-radius:50%;background:var(--gold);color:var(--ink);display:grid;place-items:center;font-size:1.5rem;margin:0 auto 10px}
.steps{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.steps .card b{display:block;font-family:Fraunces,serif;font-size:1.05rem;color:var(--ocean-dark)}
.steps .card small{color:var(--muted)}
.drill{padding:14px 0;border-bottom:1px solid var(--line)}
.drill:last-child{border-bottom:0}
.drill p{margin:0 0 10px;font-size:1.05rem}
.drill .res{font-size:.92rem;color:var(--muted);min-height:1.3em;margin-top:8px}
.drill .res b{color:var(--ocean-dark)}
details.card{padding:0}
details summary{cursor:pointer;padding:16px 20px;font-weight:600;color:var(--ocean-dark)}
details .inner{padding:0 20px 18px}
.line{margin:8px 0}.line b{color:var(--ocean)}

footer{background:var(--ocean-dark);color:#B7CEDD;padding:30px 0;font-size:.9rem;margin-top:48px}
footer .wrap{max-width:1100px;display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap}footer a:hover{color:var(--gold)}
@media(max-width:560px){.say{flex-direction:column}.band{padding:32px 0 28px}}