/* Vazirmatn variable font (self-hosted, weights 100-900, single 111KB file) — source: rastikerdar/vazirmatn v33.003 */
@font-face{
  font-family:'Vazirmatn';
  src:url('../fonts/Vazirmatn-wght.woff2') format('woff2-variations'),
      url('../fonts/Vazirmatn-wght.woff2') format('woff2 supports variations');
  font-weight:100 900;
  font-style:normal;
  font-display:swap;
}
:root{
  --primary:#0f766e;
  --primary-2:#14b8a6;
  --primary-light:#ccfbf1;
  --dark:#0f172a;
  --dark-2:#1e293b;
  --muted:#64748b;
  --muted-2:#94a3b8;
  --bg:#f8fafc;
  --card:#ffffff;
  --border:#e2e8f0;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 8px 32px rgba(15,23,42,.08);
  --shadow-lg:0 16px 48px rgba(15,23,42,.12);
  --header-h:56px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden;-webkit-text-size-adjust:100%;transition:background-color .22s ease,color .22s ease}
body{
  font-family:'Vazirmatn',system-ui,-apple-system,Segoe UI,sans-serif;
  background:var(--bg);
  color:var(--dark);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:rgba(15,118,110,.15)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1240px;width:100%;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 20px}}
@media(min-width:1024px){.container{max-width:1440px}}
@media(min-width:1280px){.container{width:90%;max-width:90%;padding:0 16px}}
@media(min-width:1536px){.container{width:90%;max-width:90%;padding:0 18px}}
@media(min-width:1760px){.container{width:90%;max-width:90%;padding:0 20px}}
.site-header .container{width:100%;max-width:1240px;padding-inline:12px}
@media(min-width:768px){.site-header .container{padding-inline:16px}}
@media(min-width:1024px){.site-header .container{max-width:1440px}}
@media(min-width:1100px){.site-header .container{padding-inline:12px}}
@media(min-width:1280px){.site-header .container{width:90%;max-width:90%;padding-inline:16px}}
@media(min-width:1536px){.site-header .container{width:90%;max-width:90%;padding-inline:18px}}
@media(min-width:1760px){.site-header .container{width:90%;max-width:90%;padding-inline:20px}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:700;font-size:14px;cursor:pointer;border:0;transition:.2s;min-height:44px;user-select:none;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 8px 20px rgba(15,118,110,.3)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(15,118,110,.35)}
.btn-primary:active{transform:none}
.btn-outline{border:1.5px solid var(--border);background:#fff;color:var(--dark);min-height:44px}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-outline-light{border:1px solid rgba(255,255,255,.25);color:#fff;padding:10px 16px;min-height:40px}
.btn-ghost{background:var(--bg);color:var(--dark)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:999px;font-size:12px;font-weight:700;line-height:1}
.badge-new{background:#fef3c7;color:#92400e}
.badge-pop{background:#dcfce7;color:#166534}
.badge-ver{background:#e0f2fe;color:#0c4a6e;padding:3px 7px;border-radius:999px;font-size:10px;font-weight:700;line-height:1;white-space:nowrap;display:inline-flex;align-items:center;flex-shrink:0}

/* ===== header — mobile first ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px) saturate(1.4);-webkit-backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid var(--border)}
.header-top{height:var(--header-h);display:flex;align-items:center}
.header-inner{display:flex;align-items:center;gap:8px;width:100%;min-width:0;flex-wrap:nowrap;overflow:visible}
@media(min-width:1100px){.header-inner{gap:6px}}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;min-width:0}
.logo-icon{width:36px;height:36px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-radius:11px;font-size:16px;flex-shrink:0}
@media(min-width:768px){.logo-icon{width:40px;height:40px;border-radius:12px;font-size:18px}}
.logo-text{display:flex;flex-direction:column;line-height:1;min-width:0}
.logo-text b{font-size:15px;letter-spacing:-.4px;white-space:nowrap}
@media(min-width:768px){.logo-text b{font-size:18px}}
.logo-text small{font-size:10px;color:var(--muted);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px}
@media(min-width:768px){.logo-text small{font-size:11px;max-width:none}}
.nav-count{background:var(--primary);color:#fff;padding:2px 7px;border-radius:999px;font-size:10px;margin-inline-start:4px}
.main-nav{display:none}
@media(min-width:1100px){
  .main-nav{display:flex;align-items:center;gap:1px;justify-content:flex-start;min-width:0;overflow:visible;flex-wrap:nowrap;flex:1 1 auto}
  .main-nav > a, .nav-mega-trigger > a{padding:6px 7px;border-radius:999px;font-size:11px;font-weight:700;color:var(--dark-2);transition:.2s;white-space:nowrap;flex-shrink:0}
  .hamburger{display:none}
  .search-box{min-width:130px !important;max-width:148px !important}
  #langSelect{max-width:112px !important;font-size:11px !important;padding:6px 22px 6px 7px !important}
}
@media(min-width:1220px){
  .main-nav > a, .nav-mega-trigger > a{padding:7px 8px;font-size:11.5px}
  .search-box{min-width:150px !important;max-width:180px !important}
  #langSelect{max-width:124px !important;font-size:11.5px !important;padding:7px 24px 7px 8px !important}
}
@media(min-width:1360px){
  .main-nav > a, .nav-mega-trigger > a{padding:7px 9px;font-size:11.5px}
  .search-box{min-width:170px !important;max-width:210px !important}
  #langSelect{max-width:136px !important;font-size:12px !important;padding:7px 26px 7px 9px !important}
}
@media(min-width:1536px){
  .main-nav > a, .nav-mega-trigger > a{padding:8px 10px;font-size:12px}
  .search-box{min-width:200px !important;max-width:252px !important}
  #langSelect{max-width:148px !important;font-size:12.5px !important;padding:8px 28px 8px 10px !important}
}
@media(min-width:1760px){
  .main-nav > a, .nav-mega-trigger > a{padding:8px 12px;font-size:12.5px}
  .search-box{min-width:230px !important;max-width:290px !important}
  #langSelect{max-width:160px !important}
}
@media(min-width:1100px) and (max-width:1219px){
  .logo-text small{display:none}
  .main-nav > a, .nav-mega-trigger > a{padding:6px 6px;font-size:10.5px}
  #langSelect{max-width:104px !important}
  .search-box{min-width:120px !important;max-width:136px !important}
}
.main-nav > a:hover, .nav-mega-trigger > a:hover{background:var(--bg)}
.main-nav > a.active{background:var(--dark);color:#fff}
.nav-mega-trigger{position:relative;display:inline-flex;align-items:center}
.mega-menu{position:absolute;top:calc(100% + 10px);left:50%;right:auto;transform:translateX(-50%);min-width:min(560px,calc(100vw - 32px));max-width:min(720px,calc(100vw - 24px));width:max-content;background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-lg);padding:14px;display:none;z-index:30;max-height:min(70vh,560px);overflow:auto}
html[dir="rtl"] .mega-menu{left:50%;right:auto;transform:translateX(-50%)}
.mega-menu.mega-wide{min-width:min(640px,calc(100vw - 32px));max-width:min(820px,calc(100vw - 24px))}
.nav-mega-trigger:hover .mega-menu,.nav-mega-trigger:focus-within .mega-menu{display:block}
.mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}
.mega-grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:1280px){.mega-grid-3{grid-template-columns:repeat(2,1fr)}.mega-menu.mega-wide{min-width:min(560px,calc(100vw - 32px))}}
@media(max-width:1180px){.mega-menu{min-width:min(500px,calc(100vw - 28px))}.mega-grid{grid-template-columns:repeat(2,1fr)}}
.mega-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;transition:.15s}
.mega-item:hover{background:var(--bg)}
.mega-item.small{padding:8px 10px}
.mega-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;font-weight:800;font-size:14px;flex-shrink:0}
.mega-item b{font-size:13px;display:block;line-height:1.2}
.mega-item small{font-size:11px;color:var(--muted)}
.mega-more{display:block;text-align:center;margin-top:10px;padding:10px;background:var(--bg);border-radius:12px;font-weight:700;font-size:13px;color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 1 auto;justify-content:flex-end;min-width:0;flex-wrap:nowrap;flex-shrink:0}
.search-box{position:relative;display:flex;align-items:center;background:var(--bg);border:1.5px solid var(--border);border-radius:999px;padding:3px 4px 3px 3px;transition:.2s;flex:1;min-width:0;max-width:100%;height:40px}
@media(min-width:768px){.search-box{height:42px;min-width:160px;max-width:260px;padding:4px 5px 4px 4px}}
.search-box:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px var(--primary-light)}
.search-box input{flex:1;border:0;background:transparent;outline:0;padding:6px 10px;font-family:inherit;font-size:14px;min-width:0}
.search-box input::placeholder{color:var(--muted-2);font-size:13px}
.search-box button{width:32px;height:32px;min-width:32px;border-radius:999px;border:0;background:var(--dark);color:#fff;cursor:pointer;display:grid;place-items:center;font-size:14px;flex-shrink:0}
@media(min-width:768px){.search-box button{width:34px;height:34px;min-width:34px;font-size:16px}}
.search-suggest{position:absolute;top:calc(100% + 8px);inset-inline:0;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);max-height:60vh;overflow:auto;display:none;z-index:20;-webkit-overflow-scrolling:touch}
.search-suggest.open{display:block}
.suggest-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;cursor:pointer;min-height:48px}
.suggest-item:hover,.suggest-item:active{background:var(--bg)}
.suggest-item b{font-size:14px}
.suggest-item small{color:var(--muted);font-size:12px;white-space:nowrap}
.lang-switch{flex-shrink:0}
.lang-switch button{height:40px}
.hamburger{display:flex;flex-direction:column;gap:4px;background:var(--bg);border:1px solid var(--border);width:40px;height:40px;min-width:40px;border-radius:11px;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.hamburger span{width:16px;height:2px;background:var(--dark);border-radius:999px;display:block;transition:.2s}
.hamburger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
@media(max-width:1099px){.header-actions .search-box{display:none !important}}
@media(min-width:1100px){.hamburger{display:none !important}}
.mobile-drawer{position:fixed;inset:0 0 0 auto;width:min(88%,360px);max-width:88vw;background:#fff;z-index:85;transform:translateX(100%);transition:transform .32s cubic-bezier(.4,0,.2,1);overflow-y:auto;overflow-x:hidden;box-shadow:-8px 0 32px rgba(0,0,0,.18);display:flex;flex-direction:column;padding-bottom:calc(20px + env(safe-area-inset-bottom));height:100vh;height:100dvh;max-height:100vh;max-height:100dvh;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;visibility:hidden;pointer-events:none}
html[dir="rtl"] .mobile-drawer{inset:0 auto 0 0;transform:translateX(-100%);box-shadow:8px 0 32px rgba(0,0,0,.18)}
.mobile-drawer.open{transform:none !important;visibility:visible !important;pointer-events:auto !important}
html[dir="rtl"] .mobile-drawer.open{transform:none !important;visibility:visible !important;pointer-events:auto !important}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#fff;z-index:2}
.drawer-head b{font-size:15px;display:flex;align-items:center;gap:8px}
.drawer-head button{width:36px;height:36px;border-radius:999px;border:1.5px solid var(--border);background:#fff;cursor:pointer;display:grid;place-items:center;font-size:16px;flex-shrink:0}
.drawer-search{padding:12px 14px;border-bottom:1px solid var(--border);flex-shrink:0}
.drawer-search form{display:flex;gap:8px}
.drawer-search input{flex:1;padding:11px 14px;border:1.5px solid var(--border);border-radius:999px;font-family:inherit;font-size:14px;min-width:0}
.drawer-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.drawer-search button{width:44px;height:44px;min-width:44px;border-radius:999px;border:0;background:var(--dark);color:#fff;flex-shrink:0;display:grid;place-items:center;font-size:16px;cursor:pointer}
.drawer-nav{padding:8px 8px calc(80px + env(safe-area-inset-bottom));flex:1;overflow:visible}
.drawer-nav a{padding:11px 12px;border-radius:11px;display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px;min-height:44px;transition:.15s}
.drawer-nav a:hover{background:var(--bg)}
.drawer-nav a:active{background:var(--border)}
.drawer-nav a.active{background:var(--dark);color:#fff}
.drawer-nav .drawer-sep{height:1px;background:var(--border);margin:8px 4px}
.drawer-nav .drawer-label{font-size:11px;font-weight:800;letter-spacing:.04em;color:var(--muted);padding:14px 12px 6px;text-transform:uppercase}
.drawer-nav details{margin:6px 0;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:#fff}
.drawer-nav details[open]{background:var(--bg);border-color:var(--border);box-shadow:0 2px 10px rgba(0,0,0,.04)}
.drawer-nav summary{padding:12px 12px;cursor:pointer;font-weight:700;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;font-size:14px;-webkit-tap-highlight-color:transparent;user-select:none}
.drawer-nav summary::-webkit-details-marker{display:none}
.drawer-nav summary::after{content:'▾';color:var(--muted);font-size:13px;transition:transform .2s;flex-shrink:0;width:20px;height:20px;display:grid;place-items:center;background:var(--bg);border-radius:999px}
.drawer-nav details[open] summary::after{transform:rotate(180deg);background:var(--dark);color:#fff}
.drawer-nav .sub{padding:8px 12px 8px 14px;font-size:13px;color:var(--dark-2);font-weight:500;min-height:40px;border-top:1px solid transparent;display:flex;align-items:center;gap:10px}
.drawer-nav .sub + .sub{border-top-color:rgba(226,232,240,.7)}
.drawer-nav .sub:hover{background:#fff}
.drawer-nav .sub small{margin-inline-start:auto;background:var(--bg);padding:2px 7px;border-radius:999px;font-size:11px;color:var(--muted);flex-shrink:0}
.drawer-nav details[open] .sub{background:transparent}
.drawer-nav details[open] .sub:hover{background:#fff}
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.42);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);z-index:75;display:none;opacity:0;transition:opacity .25s}
.overlay.open{display:block;opacity:1}
.site-main{min-height:60vh}

/* ===== hero — mobile first ===== */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0f172a 0%, #0f766e 52%, #06b6d4 100%);color:#fff;padding:28px 0 22px}
@media(min-width:768px){.hero{padding:38px 0 30px}}
@media(min-width:1024px){.hero{padding:48px 0 36px}}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(520px 360px at 18% 8%, rgba(255,255,255,.13), transparent 62%), radial-gradient(700px 520px at 92% 92%, rgba(255,255,255,.08), transparent 60%);pointer-events:none}
.hero-inner{position:relative;display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}}
.hero h1{font-size:clamp(26px,7vw,38px);line-height:1.18;letter-spacing:-.8px;margin-bottom:10px;font-weight:800}
.hero h1 span{background:linear-gradient(90deg,#5eead4,#fde68a);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:rgba(255,255,255,.86);font-size:14px;line-height:1.9;max-width:560px;margin-bottom:16px}
@media(min-width:768px){.hero p{font-size:15px;margin-bottom:18px}}
.hero-stats{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding-bottom:2px;flex-wrap:nowrap}
.hero-stats::-webkit-scrollbar{display:none}
@media(min-width:640px){.hero-stats{flex-wrap:wrap;overflow:visible}}
.stat-chip{background:rgba(255,255,255,.11);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14);padding:9px 12px;border-radius:14px;display:flex;align-items:center;gap:8px;flex-shrink:0;min-width:max-content}
@media(min-width:768px){.stat-chip{padding:10px 14px;gap:10px}}
.stat-chip b{font-size:15px}
@media(min-width:768px){.stat-chip b{font-size:17px}}
.stat-chip small{font-size:10px;opacity:.85;white-space:nowrap}
@media(min-width:768px){.stat-chip small{font-size:11px}}
.hero-card{background:#fff;color:var(--dark);border-radius:20px;padding:14px;box-shadow:0 16px 48px rgba(0,0,0,.22)}
@media(min-width:768px){.hero-card{border-radius:24px;padding:18px}}
.hero-card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.hero-card-head b{font-size:13px}
@media(min-width:768px){.hero-card-head b{font-size:14px}}
.hero-search{display:flex;gap:8px;margin-bottom:12px}
.hero-search input{flex:1;min-width:0;padding:12px 14px;border:1.5px solid var(--border);border-radius:999px;font-family:inherit;font-size:14px;height:44px}
.hero-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.hero-search button{padding:0 16px;border-radius:999px;border:0;background:var(--dark);color:#fff;font-weight:700;cursor:pointer;height:44px;flex-shrink:0;font-size:14px}
@media(min-width:768px){.hero-search button{padding:0 18px}}
.quick-tags{display:flex;flex-wrap:wrap;gap:7px}
.tag{padding:7px 12px;background:var(--bg);border:1px solid var(--border);border-radius:999px;font-size:12px;font-weight:600;cursor:pointer;transition:.15s;min-height:32px;display:inline-flex;align-items:center}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.tag:active{transform:scale(.97)}
.mini-func{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:14px;margin-top:10px;transition:.15s;min-width:0;overflow:hidden}
.mini-func:hover{border-color:var(--primary);background:var(--primary-light)}
.mini-func b{font-size:13px}
.mini-func > span{min-width:0;flex:1;overflow:hidden}
.mini-func code{direction:ltr;background:var(--dark);color:#5eead4;padding:5px 8px;border-radius:8px;font-size:11px;max-width:46%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex-shrink:0}

/* ===== sections ===== */
.section{padding:22px 0}
@media(min-width:768px){.section{padding:28px 0}}
@media(min-width:1024px){.section{padding:32px 0}}
.section-head{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
@media(min-width:640px){.section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:16px}}
.section-head h2{font-size:18px;letter-spacing:-.4px;line-height:1.2}
@media(min-width:768px){.section-head h2{font-size:21px}}
@media(min-width:1024px){.section-head h2{font-size:22px}}
.section-head p{color:var(--muted);font-size:12px;margin-top:4px;line-height:1.6}
@media(min-width:768px){.section-head p{font-size:13px}}
.link-more{color:var(--primary);font-weight:700;font-size:13px;white-space:nowrap;min-height:32px;display:inline-flex;align-items:center}
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(min-width:640px){.cat-grid{grid-template-columns:repeat(3,1fr);gap:12px}}
@media(min-width:1024px){.cat-grid{grid-template-columns:repeat(4,1fr);gap:14px}}
.cat-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:12px;display:flex;align-items:center;gap:10px;transition:.2s;position:relative;overflow:hidden;min-height:68px}
@media(min-width:768px){.cat-card{border-radius:var(--radius);padding:16px;min-height:76px}}
.cat-card::after{content:'';position:absolute;inset:auto -16px -16px auto;width:70px;height:70px;background:radial-gradient(circle, currentColor 0%, transparent 70%);opacity:.06}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:transparent}
.cat-card:active{transform:translateY(0)}
.cat-icon{width:38px;height:38px;min-width:38px;border-radius:11px;display:grid;place-items:center;font-weight:800;flex-shrink:0;font-size:13px}
@media(min-width:768px){.cat-icon{width:44px;height:44px;min-width:44px;border-radius:12px;font-size:14px}}
.cat-card b{font-size:12px;display:block;line-height:1.3}
@media(min-width:768px){.cat-card b{font-size:14px}}
.cat-card small{color:var(--muted);font-size:10px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
@media(min-width:768px){.cat-card small{font-size:12px}}
.cat-count{margin-inline-start:auto;background:var(--bg);padding:4px 8px;border-radius:999px;font-size:10px;font-weight:700;color:var(--muted);flex-shrink:0}
@media(min-width:768px){.cat-count{font-size:11px}}

/* func cards */
.func-grid{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:640px){.func-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(min-width:1024px){.func-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}}
.func-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:14px;transition:.2s;display:flex;flex-direction:column;gap:9px;position:relative;min-width:0;overflow:hidden}
@media(min-width:768px){.func-card{border-radius:var(--radius);padding:16px;gap:10px}}
.func-card:has(.fav-star-btn){padding-top:14px}
.func-card:has(.fav-star-btn) .func-card-head{padding-inline-end:38px}
.func-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:transparent}
.func-card:active{transform:translateY(0)}
.func-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;min-width:0;flex-wrap:wrap}
.func-cat{font-size:10px;font-weight:700;padding:4px 8px;border-radius:999px;background:var(--bg);color:var(--muted);white-space:nowrap;flex-shrink:0}
@media(min-width:768px){.func-cat{font-size:11px}}
.func-views{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:4px;white-space:nowrap;flex-shrink:0}
.func-card h3{font-size:15px;direction:ltr;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
@media(min-width:768px){.func-card h3{font-size:16px}}
.func-card h3 span{color:var(--primary)}
.func-card p{font-size:13px;color:var(--muted);line-height:1.6;min-height:38px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.func-syntax{direction:ltr;background:#0f172a;color:#e2e8f0;padding:9px 11px;border-radius:11px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;max-width:100%;display:block;overflow-x:auto;overflow-y:hidden;white-space:nowrap;word-break:keep-all;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent;-webkit-overflow-scrolling:touch}
.func-syntax::-webkit-scrollbar{height:4px}
.func-syntax::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:999px}
.func-actions{display:flex;gap:8px;margin-top:auto}
.func-actions a{flex:1;text-align:center;padding:10px 10px;border-radius:999px;font-weight:700;font-size:13px;min-height:40px;display:inline-flex;align-items:center;justify-content:center}
.btn-card-primary{background:var(--dark);color:#fff}
.btn-card-primary:active{background:var(--dark-2)}
.btn-card-ghost{background:var(--bg);color:var(--dark)}
.app-grid{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:640px){.app-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(min-width:1024px){.app-grid{grid-template-columns:repeat(3,1fr)}}
.app-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:13px 14px;display:flex;align-items:center;justify-content:space-between;gap:10px;transition:.2s;min-height:52px}
@media(min-width:768px){.app-card{border-radius:var(--radius);padding:14px}}
.app-card:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.app-card:active{transform:scale(.99)}
.app-card b{font-size:13px;line-height:1.3}
.app-card small{background:var(--bg);padding:4px 8px;border-radius:999px;font-size:11px;color:var(--muted);flex-shrink:0;white-space:nowrap}

/* filter bar — stacks on mobile */
.filter-bar{display:flex;gap:8px;align-items:stretch;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:16px;padding:10px;margin-bottom:14px}
@media(min-width:768px){.filter-bar{flex-direction:row;align-items:center;flex-wrap:wrap;padding:12px;gap:10px;border-radius:16px}}
.filter-bar input, .filter-bar select{padding:11px 14px;border:1.5px solid var(--border);border-radius:999px;font-family:inherit;font-size:14px;background:#fff;min-height:42px;min-width:0}
.filter-bar input{flex:1;width:100%}
@media(min-width:768px){.filter-bar input{min-width:200px;width:auto}}
.filter-bar select{width:100%}
@media(min-width:768px){.filter-bar select{width:auto;min-width:150px}}
.chip{padding:9px 14px;border-radius:999px;border:1px solid var(--border);background:#fff;font-size:13px;font-weight:600;cursor:pointer;min-height:36px;display:inline-flex;align-items:center;white-space:nowrap}
.chip.active{background:var(--dark);color:#fff;border-color:var(--dark)}

/* function detail — mobile first */
.breadcrumb{display:flex;gap:6px;align-items:center;font-size:12px;color:var(--muted);margin:12px 0;flex-wrap:wrap;line-height:1.6}
@media(min-width:768px){.breadcrumb{margin:16px 0;font-size:12px}}
.breadcrumb a{color:var(--muted);min-height:24px;display:inline-flex;align-items:center}
.breadcrumb a:hover{color:var(--primary)}
.func-hero{background:#fff;border:1px solid var(--border);border-radius:20px;padding:14px;display:flex;flex-direction:column;gap:16px;margin-bottom:14px}
@media(min-width:768px){.func-hero{border-radius:24px;padding:18px;gap:18px}}
@media(min-width:1024px){.func-hero{display:grid;grid-template-columns:1fr 320px;gap:20px;padding:20px}}
.func-title h1{direction:ltr;text-align:right;font-size:22px;letter-spacing:-.4px;word-break:break-word;line-height:1.2}
@media(min-width:768px){.func-title h1{font-size:26px}}
@media(min-width:1024px){.func-title h1{font-size:28px}}
.func-title p{color:var(--muted);font-size:13px;margin-top:6px;line-height:1.7}
@media(min-width:768px){.func-title p{font-size:14px}}
.syntax-box{position:relative;background:#0f172a;color:#e2e8f0;border-radius:14px;padding:14px 48px 14px 12px;direction:ltr;overflow-x:auto;overflow-y:hidden;margin-top:12px;max-width:100%;scrollbar-width:thin;-webkit-overflow-scrolling:touch}
@media(min-width:768px){.syntax-box{border-radius:16px;padding:16px 56px 16px 16px}}
.syntax-box code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;white-space:pre;word-break:keep-all;display:block;min-width:fit-content;line-height:1.6}
@media(min-width:768px){.syntax-box code{font-size:13px}}
.copy-btn{position:absolute;inset-inline-end:8px;top:8px;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.15);padding:6px 10px;border-radius:999px;font-size:11px;cursor:pointer;backdrop-filter:blur(8px);z-index:1;min-height:30px}
@media(min-width:768px){.copy-btn{inset-inline-end:12px;top:12px;padding:6px 12px;font-size:12px}}
.syntax-hint{font-size:11px;color:#94a3b8;margin-top:8px;line-height:1.6}
.spec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
@media(min-width:768px){.spec-grid{gap:10px}}
.spec{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:10px}
@media(min-width:768px){.spec{border-radius:14px;padding:12px}}
.spec small{color:var(--muted);font-size:10px;display:block;margin-bottom:2px}
@media(min-width:768px){.spec small{font-size:11px}}
.spec b{font-size:12px;word-break:break-word}
@media(min-width:768px){.spec b{font-size:13px}}
.toc{background:#fff;border:1px solid var(--border);border-radius:16px;padding:12px;order:-1}
@media(min-width:1024px){.toc{position:sticky;top:72px;order:0;padding:14px}}
.toc h4{font-size:13px;margin-bottom:8px}
@media(min-width:768px){.toc h4{margin-bottom:10px}}
.toc a{display:flex;align-items:center;padding:9px 10px;border-radius:9px;font-size:13px;color:var(--muted);min-height:38px;transition:.15s}
.toc a:hover{background:var(--bg);color:var(--dark)}
.toc a:active{background:var(--border)}
.detail-layout{display:flex;flex-direction:column;gap:14px}
@media(min-width:1024px){.detail-layout{display:grid;grid-template-columns:1fr 320px;gap:16px}}
.content-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px;margin-bottom:12px}
@media(min-width:768px){.content-card{border-radius:16px;padding:18px;margin-bottom:14px}}
.content-card h2{font-size:14px;margin-bottom:10px;display:flex;align-items:center;gap:8px;line-height:1.3}
@media(min-width:768px){.content-card h2{font-size:16px}}
.content-card h2 i{width:26px;height:26px;min-width:26px;display:grid;place-items:center;background:var(--primary-light);color:var(--primary);border-radius:8px;font-style:normal;font-size:13px}
@media(min-width:768px){.content-card h2 i{width:28px;height:28px;min-width:28px;font-size:14px}}
.args-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border:1px solid var(--border);border-radius:12px;display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
.args-table table{width:100%;min-width:520px}
.args-table th{background:var(--bg);padding:10px 10px;text-align:right;font-size:11px;color:var(--muted);white-space:nowrap}
@media(min-width:768px){.args-table th{padding:10px 12px;font-size:12px}}
.args-table td{padding:9px 10px;font-size:12px;border-top:1px solid var(--border);white-space:normal;word-break:break-word;vertical-align:top}
@media(min-width:768px){.args-table td{padding:10px 12px;font-size:13px}}
.args-table code{direction:ltr;background:var(--bg);padding:2px 6px;border-radius:6px;font-size:11px;white-space:nowrap}
@media(min-width:768px){.args-table code{font-size:12px}}
.example{position:relative;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:10px 44px 10px 10px;margin-top:10px;overflow:hidden}
@media(min-width:768px){.example{padding:12px 56px 12px 12px}}
.example b{font-size:12px;display:block;padding-inline-end:4px;line-height:1.5}
@media(min-width:768px){.example b{font-size:13px}}
.example code{direction:ltr;display:block;background:#0f172a;color:#5eead4;padding:9px 10px;border-radius:10px;margin-top:6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;overflow-x:auto;white-space:pre;word-break:keep-all;max-width:100%;-webkit-overflow-scrolling:touch;line-height:1.6}
@media(min-width:768px){.example code{padding:10px 44px 10px 10px;font-size:12px}}
.example .copy-btn{position:absolute;inset-inline-end:8px;top:8px;padding:5px 9px;font-size:11px;background:#fff;border:1px solid var(--border);color:var(--dark);border-radius:999px;min-height:28px}
@media(min-width:768px){.example .copy-btn{inset-inline-end:12px;top:12px}}
.example .copy-btn:hover{border-color:var(--primary);color:var(--primary)}
.tip-list{list-style:none;display:grid;gap:8px}
.tip-list li{background:#f0fdfa;border:1px solid #ccfbf1;padding:10px 12px;border-radius:12px;font-size:13px;display:flex;gap:8px;line-height:1.7}
.tip-list li::before{content:"✓";color:var(--primary);font-weight:800;flex-shrink:0;margin-top:1px}
.error-card{border-inline-start:4px solid #f59e0b;background:#fffbeb;padding:11px 12px;border-radius:12px;margin-top:10px}
.related-grid{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:480px){.related-grid{grid-template-columns:repeat(2,1fr)}}
.related-card{border:1px solid var(--border);border-radius:12px;padding:12px;text-align:center;transition:.15s;min-height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.related-card:hover{box-shadow:var(--shadow);border-color:var(--primary-light)}
.related-card b{direction:ltr;display:block;font-size:13px}
.related-card small{font-size:12px}

/* footer — mobile first */
.site-footer{background:var(--dark);color:#cbd5e1;padding:28px 0 calc(20px + env(safe-area-inset-bottom));margin-top:32px}
@media(min-width:768px){.site-footer{padding:36px 0 24px;margin-top:40px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;gap:24px}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand p{font-size:13px;color:var(--muted-2);margin-top:10px;line-height:1.7}
.footer-col h4{color:#fff;font-size:13px;margin-bottom:10px}
.footer-col a{display:flex;align-items:center;min-height:32px;color:var(--muted-2);font-size:13px;padding:3px 0}
.footer-col a:hover{color:#fff}
.footer-hint{font-size:13px;color:var(--muted-2);margin-bottom:12px;line-height:1.6}
.footer-social{display:flex;gap:8px;margin-top:12px}
.footer-social a{width:40px;height:40px;min-width:40px;display:grid;place-items:center;background:rgba(255,255,255,.08);border-radius:999px;transition:.15s}
.footer-social a:hover{background:rgba(255,255,255,.14)}
.footer-bottom{margin-top:20px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:10px;font-size:12px;color:var(--muted-2)}
@media(min-width:768px){.footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}}
.footer-links{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.bottom-nav{display:flex;position:fixed;bottom:0;inset-inline:0;background:rgba(255,255,255,.97);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);border-top:1px solid var(--border);z-index:40;padding:4px 0 calc(4px + env(safe-area-inset-bottom));box-shadow:0 -4px 24px rgba(0,0,0,.06)}
@media(min-width:1024px){.bottom-nav{display:none}}
.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 4px;font-size:18px;color:var(--muted);min-height:48px;justify-content:center;transition:.15s;border-radius:12px;margin:0 2px}
.bottom-nav a:active{background:var(--bg);color:var(--primary)}
.bottom-nav small{font-size:10px;font-weight:600;line-height:1}
body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}
@media(min-width:1024px){body{padding-bottom:0}}
.empty{padding:32px 16px;text-align:center;color:var(--muted)}
@media(min-width:768px){.empty{padding:40px}}
.empty b{color:var(--dark);display:block;margin-bottom:6px;font-size:15px}

.fav-star-btn{position:absolute;top:9px;inset-inline-end:9px;width:30px;height:30px;min-width:30px;min-height:30px;border-radius:999px;border:1.5px solid var(--border);background:#fff;cursor:pointer;display:grid;place-items:center;font-size:15px;line-height:1;z-index:2;transition:.18s;padding:0}
html[data-theme="dark"] .fav-star-btn{background:var(--card)!important;border-color:var(--border)!important;color:var(--dark)!important}
.fav-star-btn:hover{border-color:var(--primary) !important;color:var(--primary);transform:scale(1.06)}
.fav-star-btn.fav-on{color:#f59e0b !important;border-color:#fde68a !important;background:#fffbeb !important}
[data-fav-slug].fav-on{color:#f59e0b}

/* share pills */
.share-wrap{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.share-pill{display:inline-flex;align-items:center;gap:6px;padding:8px 13px;border-radius:999px;border:1.5px solid var(--border);background:#fff;font-size:12px;font-weight:700;color:var(--dark);cursor:pointer;transition:.18s;white-space:nowrap;text-decoration:none;min-height:36px;line-height:1}
.share-pill:hover{background:var(--bg);border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.share-pill:active{transform:none}
.share-pill i{font-style:normal;font-size:15px;line-height:1;min-width:16px;text-align:center}
.share-pill.native-share{display:none}
.share-pill.native-share.show{display:inline-flex}

/* utilities */
@media(max-width:1023px){
  .mega-menu{display:none !important}
}
/* hide scrollbar but keep scroll */
.no-scrollbar{scrollbar-width:none}
.no-scrollbar::-webkit-scrollbar{display:none}

/* ===== update popup ===== */
#updateOverlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.46);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:9998;opacity:0;transition:opacity .25s}
#updateOverlay.open{display:block;opacity:1}
#updatePopup{display:none;position:fixed;inset:0;z-index:9999;place-items:center;padding:16px;pointer-events:none}
#updatePopup.open{display:grid;pointer-events:auto}
#updatePopup .upd-card{background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.22);max-width:420px;width:100%;padding:22px 20px;text-align:center}
html[data-theme="dark"] #updatePopup .upd-card{background:var(--card);border-color:var(--border);color:var(--dark)}
#updatePopup .upd-icon{width:48px;height:48px;display:grid;place-items:center;margin:0 auto 10px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-radius:14px;font-size:22px}
#updatePopup .upd-title{font-size:16px;font-weight:800;margin-bottom:6px}
#updatePopup .upd-desc{font-size:13px;color:var(--muted);line-height:1.8;margin-bottom:16px}
html[data-theme="dark"] #updatePopup .upd-desc{color:var(--muted)}
#updatePopup .upd-actions{display:flex;gap:10px;justify-content:center}
#updatePopup .upd-actions .btn{flex:1}
.footer-ver{font-size:11px;color:var(--muted-2);margin-top:8px}
html[data-theme="dark"] .footer-ver{color:var(--muted)}

/* ===== theme toggle button ===== */
.theme-toggle{
  width:40px;height:40px;min-width:40px;border-radius:999px;
  border:1.5px solid var(--border);background:var(--card);
  display:grid;place-items:center;cursor:pointer;
  font-size:17px;line-height:1;flex-shrink:0;transition:.2s;
  -webkit-tap-highlight-color:transparent;
}
.theme-toggle:hover{border-color:var(--primary);transform:translateY(-1px)}
.theme-toggle:active{transform:none}

/* ===== Dark Mode ===== */
html[data-theme="dark"]{
  --bg:#0f172a;
  --bg-soft:#1e293b;
  --card:#1e293b;
  --border:#334155;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --dark:#f1f5f9;
  --dark-2:#e2e8f0;
  --primary-light:#134e4a;
  --shadow:0 8px 32px rgba(0,0,0,.35);
  --shadow-lg:0 16px 48px rgba(0,0,0,.5);
  color-scheme:dark;
}
html[data-theme="dark"] body{background:var(--bg);color:var(--dark)}
html[data-theme="dark"] .site-header{background:rgba(15,23,42,.88);border-bottom-color:var(--border);backdrop-filter:blur(16px) saturate(1.2)}
html[data-theme="dark"] .main-nav > a, html[data-theme="dark"] .nav-mega-trigger > a{color:var(--dark-2)}
html[data-theme="dark"] .main-nav > a:hover, html[data-theme="dark"] .nav-mega-trigger > a:hover{background:var(--bg-soft)}
html[data-theme="dark"] .main-nav > a.active{background:#f1f5f9;color:#0f172a}
html[data-theme="dark"] .mega-menu{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .mega-item:hover{background:var(--bg)}
html[data-theme="dark"] .mega-more{background:var(--bg);color:var(--primary-2)}
html[data-theme="dark"] .search-box{background:var(--bg-soft);border-color:var(--border)}
html[data-theme="dark"] .search-box:focus-within{background:var(--card);border-color:var(--primary);box-shadow:0 0 0 4px rgba(20,184,166,.18)}
html[data-theme="dark"] .search-box input{color:var(--dark)}
html[data-theme="dark"] .search-box input::placeholder{color:var(--muted-2)}
html[data-theme="dark"] .search-suggest{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .suggest-item:hover, html[data-theme="dark"] .suggest-item:active{background:var(--bg)}
html[data-theme="dark"] #langSelect{background:var(--card)!important;color:var(--dark)!important;border-color:var(--border)!important}
html[data-theme="dark"] #langMenu{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .hamburger{background:var(--bg-soft);border-color:var(--border)}
html[data-theme="dark"] .hamburger span{background:var(--dark)}
html[data-theme="dark"] .mobile-drawer{background:var(--card)}
html[data-theme="dark"] .drawer-head{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .drawer-head button{background:var(--card);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .drawer-search{border-color:var(--border)}
html[data-theme="dark"] .drawer-search input{background:var(--bg);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .drawer-search input::placeholder{color:var(--muted-2)}
html[data-theme="dark"] .drawer-nav a:hover{background:var(--bg)}
html[data-theme="dark"] .drawer-nav details[open]{background:var(--bg);border-color:var(--border)}
html[data-theme="dark"] .drawer-nav .sub{color:var(--muted)}
html[data-theme="dark"] #langSelectMobile{background:var(--card)!important;color:var(--dark)!important;border-color:var(--border)!important}
html[data-theme="dark"] .hero-card{background:var(--card);color:var(--dark)}
html[data-theme="dark"] .hero-search input{background:var(--bg);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .hero-search input::placeholder{color:var(--muted-2)}
html[data-theme="dark"] .hero-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,184,166,.18)}
html[data-theme="dark"] .tag{background:var(--bg);border-color:var(--border);color:var(--muted)}
html[data-theme="dark"] .tag:hover{background:var(--primary-light);border-color:var(--primary);color:var(--primary-2)}
html[data-theme="dark"] .mini-func{border-color:var(--border)}
html[data-theme="dark"] .mini-func:hover{background:var(--bg);border-color:var(--primary)}
html[data-theme="dark"] .mini-func code{background:#0b1220;color:#5eead4}
html[data-theme="dark"] .cat-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .cat-card:hover{box-shadow:var(--shadow)}
html[data-theme="dark"] .cat-count{background:var(--bg);color:var(--muted)}
html[data-theme="dark"] .func-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .func-card:hover{box-shadow:var(--shadow)}
html[data-theme="dark"] .func-cat{background:var(--bg);color:var(--muted)}
html[data-theme="dark"] .func-syntax{background:#0b1220;border:1px solid #1e293b}
html[data-theme="dark"] .btn-card-primary{background:#f1f5f9;color:#0f172a}
html[data-theme="dark"] .btn-card-ghost{background:var(--bg);color:var(--dark)}
html[data-theme="dark"] .app-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .app-card small{background:var(--bg);color:var(--muted)}
html[data-theme="dark"] .filter-bar{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .filter-bar input, html[data-theme="dark"] .filter-bar select{background:var(--bg);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .filter-bar input::placeholder{color:var(--muted-2)}
html[data-theme="dark"] .chip{background:var(--card);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .chip.active{background:var(--dark);color:var(--bg);border-color:var(--dark)}
html[data-theme="dark"] .breadcrumb, html[data-theme="dark"] .breadcrumb a{color:var(--muted)}
html[data-theme="dark"] .func-hero{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .syntax-box{background:#0b1220;border:1px solid #1e293b}
html[data-theme="dark"] .spec{background:var(--bg);border-color:var(--border)}
html[data-theme="dark"] .toc{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .toc a{color:var(--muted)}
html[data-theme="dark"] .toc a:hover{background:var(--bg);color:var(--dark)}
html[data-theme="dark"] .detail-layout .content-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .content-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .args-table{border-color:var(--border)}
html[data-theme="dark"] .args-table th{background:var(--bg);color:var(--muted)}
html[data-theme="dark"] .args-table td{border-color:var(--border);color:var(--dark-2)}
html[data-theme="dark"] .args-table code{background:var(--bg);color:var(--primary-2)}
html[data-theme="dark"] .example{background:var(--bg);border-color:var(--border)}
html[data-theme="dark"] .example code{background:#0b1220;color:#5eead4}
html[data-theme="dark"] .example .copy-btn{background:var(--card);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .tip-list li{background:rgba(19,78,74,.35);border-color:#1e4d4a;color:var(--dark-2)}
html[data-theme="dark"] .error-card{background:rgba(120,53,15,.25);border-inline-start-color:#f59e0b;color:var(--dark-2)}
html[data-theme="dark"] .related-card{background:var(--card);border-color:var(--border)}
html[data-theme="dark"] .related-card:hover{border-color:var(--primary)}
html[data-theme="dark"] .site-footer{background:#020617;border-top:1px solid #1e293b}
html[data-theme="dark"] .bottom-nav{background:rgba(15,23,42,.97);border-color:var(--border)}
html[data-theme="dark"] .bottom-nav a{color:var(--muted)}
html[data-theme="dark"] .bottom-nav a:active{background:var(--bg-soft);color:var(--primary-2)}
html[data-theme="dark"] .share-pill{background:var(--card);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .share-pill:hover{border-color:var(--primary);color:var(--primary-2)}
html[data-theme="dark"] .btn-outline{background:var(--card);border-color:var(--border);color:var(--dark)}
html[data-theme="dark"] .btn-ghost{background:var(--bg);color:var(--dark)}
html[data-theme="dark"] .empty{color:var(--muted)}
html[data-theme="dark"] .empty b{color:var(--dark)}
html[data-theme="dark"] .fav-star-btn{background:var(--card)!important;border-color:var(--border)!important;color:var(--dark)!important}
html[data-theme="dark"] .fav-star-btn.fav-on{background:#451a03!important;border-color:#92400e!important;color:#fbbf24!important}
html[data-theme="dark"] .overlay{background:rgba(2,6,23,.55)}
/* fallback: respect system preference when no explicit toggle yet */
@media (prefers-color-scheme: dark){
  html:not([data-theme]){color-scheme:dark}
  html:not([data-theme]) body{background:#0f172a;color:#f1f5f9}
}