/* Static guide pages (/sproochentest/, /speaking/, /grammar/, /vocabulary/),
   built by scripts/build_seo_pages.py. Same palette as the app and the
   privacy/terms pages; light and dark follow the system. */
:root{--bg:#eef3fb;--card:#ffffff;--card2:#f4f7fc;--text:#1f2937;--sub:#5b6474;--border:#dfe5ee;
  --accent:#3d52f6;--tint:#e6ebff;--tip-bg:#e9f7ef;--tip-text:#14532d;color-scheme:light dark;}
@media (prefers-color-scheme:dark){:root{--bg:#0a0d14;--card:#151a24;--card2:#1b2130;--text:#f1f5f9;--sub:#94a3b8;
  --border:#262e3c;--accent:#7b8cff;--tint:#1e2747;--tip-bg:#12261b;--tip-text:#bbf7d0;}}
*{box-sizing:border-box;}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;}
a{color:var(--accent);}

.g-header{position:sticky;top:0;z-index:5;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--border);}
.g-header > div{max-width:860px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.g-brand{display:flex;align-items:center;gap:9px;color:var(--text);text-decoration:none;font-weight:800;font-size:1.1rem;margin-right:auto;}
.g-brand img{border-radius:8px;}
.g-nav{display:flex;gap:4px;flex-wrap:wrap;order:3;width:100%;}
.g-nav a{color:var(--sub);text-decoration:none;font-size:.88rem;font-weight:600;padding:5px 10px;border-radius:999px;}
.g-nav a:hover{background:var(--card2);color:var(--text);}
.g-nav a[aria-current]{background:var(--tint);color:var(--accent);}
.g-open{background:linear-gradient(color-mix(in srgb,var(--accent) 78%,#fff),var(--accent));color:#fff;text-decoration:none;font-weight:700;font-size:.88rem;padding:7px 14px;border-radius:999px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35),inset 0 -2px 0 rgba(0,0,0,.2),0 1px 2px rgba(0,0,0,.4),0 8px 24px -6px rgba(61,82,246,.6);}
@media (min-width:720px){ .g-nav{order:0;width:auto;} .g-brand{margin-right:12px;} .g-nav{margin-right:auto;} }

.g-main{max-width:860px;margin:0 auto;padding:18px 16px 40px;}
.g-crumbs{font-size:.8rem;color:var(--sub);margin:0 0 18px;}
.g-crumbs a{color:var(--sub);}
.g-kicker{margin:0 0 4px;font-size:.75rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);}
h1{font-size:clamp(1.6rem,4.5vw,2.2rem);line-height:1.2;margin:0 0 12px;letter-spacing:-.02em;}
.g-h1-en{display:block;font-size:.55em;font-weight:600;color:var(--sub);letter-spacing:0;margin-top:4px;}
h2{font-size:1.25rem;margin:34px 0 10px;letter-spacing:-.01em;}
h3{font-size:1.02rem;margin:22px 0 8px;}
.g-lead{font-size:1.06rem;color:var(--sub);margin:0 0 18px;}
.g-en{display:block;color:var(--sub);font-size:.88rem;}
.g-note{color:var(--sub);font-size:.92rem;}

.g-table{overflow-x:auto;border:1px solid var(--border);border-radius:14px;background:var(--card);margin:10px 0;}
.g-table table{width:100%;border-collapse:collapse;font-size:.92rem;}
.g-table th,.g-table td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top;}
.g-table thead th{font-size:.78rem;font-weight:800;color:var(--sub);background:var(--card2);}
.g-table tbody th{color:var(--sub);font-weight:700;white-space:nowrap;}
.g-table tr:last-child td,.g-table tr:last-child th{border-bottom:none;}

.g-qa{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px 16px;margin:10px 0;}
.g-q{font-weight:700;margin:0 0 4px;}
.g-a p{margin:0 0 6px;}
.g-qa details{margin-top:6px;border-top:1px dashed var(--border);padding-top:6px;}
.g-qa summary,.g-examples summary{cursor:pointer;color:var(--accent);font-size:.85rem;font-weight:700;}
.g-qa details .g-q,.g-qa details .g-a{color:var(--sub);font-size:.94rem;}

.g-list,.g-examples{list-style:none;padding:0;margin:10px 0;display:grid;gap:8px;}
.g-list li,.g-examples li{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:10px 14px;}
.g-examples li > span[lang]{font-weight:600;}
.g-examples details{margin-top:4px;}
.g-examples details span{display:block;font-weight:600;margin-top:4px;}

.g-tip{background:var(--tip-bg);color:var(--tip-text);border-radius:12px;padding:12px 16px;margin:14px 0;}
.g-tip p{margin:4px 0 0;color:inherit;}
.g-pattern span{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--sub);}
.g-pattern code,.g-cards code{background:var(--tint);color:var(--accent);padding:3px 8px;border-radius:8px;font-size:.9rem;}
.g-goal{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:12px 16px;font-size:1.05rem;}
.g-goal > span[lang]{font-weight:700;}

.g-cards{list-style:none;padding:0;margin:12px 0;display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));}
.g-cards a{display:flex;flex-direction:column;gap:2px;height:100%;background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:14px 16px;text-decoration:none;color:var(--text);transition:border-color .15s,transform .15s;}
.g-cards a:hover{border-color:var(--accent);transform:translateY(-1px);}
.g-cards span{color:var(--sub);font-size:.88rem;}

.g-faq{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px 16px;margin:8px 0;}
.g-faq summary{cursor:pointer;font-weight:700;}
.g-faq p{margin:8px 0 0;color:var(--sub);}

.g-pager{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:28px;font-weight:600;font-size:.92rem;}

.g-cta{margin-top:36px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:space-between;
  background:linear-gradient(135deg,#3d52f6,#7b5cf6);color:#fff;border-radius:18px;padding:18px 20px;}
.g-cta div{display:flex;flex-direction:column;gap:2px;}
.g-cta span{opacity:.9;font-size:.92rem;}
.g-cta a{background:#fff;color:#3d52f6;text-decoration:none;font-weight:800;padding:10px 16px;border-radius:999px;white-space:nowrap;
  box-shadow:inset 0 -2px 0 rgba(0,0,0,.2),0 1px 2px rgba(0,0,0,.4),0 8px 24px -6px rgba(0,0,0,.25);transition:transform .08s,box-shadow .08s;}
.g-cta a:active{transform:translateY(1px);box-shadow:inset 0 2px 4px rgba(0,0,0,.27);}

.g-footer{border-top:1px solid var(--border);color:var(--sub);font-size:.82rem;text-align:center;padding:18px 16px 28px;}
.g-footer nav{display:flex;gap:6px 16px;justify-content:center;flex-wrap:wrap;margin-bottom:6px;}
.g-footer a{color:var(--sub);}
.g-free{display:inline-block;margin:0 0 12px;padding:6px 12px;border-radius:999px;background:#10b981;color:#fff;font-weight:800;font-size:.86rem;}
.g-open:active{transform:translateY(1px);box-shadow:inset 0 2px 4px rgba(0,0,0,.25);}