:root{
  --blue-50:#eff6ff; --blue-100:#dbeafe; --blue-200:#bfdbfe;
  --blue-500:#3b82f6; --blue-600:#2563eb; --blue-700:#1d4ed8;
  --green-50:#ecfdf5; --green-100:#d1fae5; --green-200:#a7f3d0;
  --green-500:#10b981; --green-600:#059669; --green-700:#047857;
  --red-50:#fef2f2; --red-500:#ef4444; --red-600:#dc2626;
  --amber-50:#fffbeb; --amber-500:#f59e0b; --amber-600:#d97706;
  --bg:#f8fafc; --bg-elevated:#ffffff; --bg-subtle:#f1f5f9; --bg-sunken:#eef2f7;
  --text:#0f172a; --text-muted:#64748b; --text-soft:#94a3b8;
  --border:#e2e8f0; --border-strong:#cbd5e1;
  --primary:#2563eb; --primary-hover:#1d4ed8; --primary-tint:#eff6ff;
  --secondary:#059669; --secondary-tint:#ecfdf5;
  --shadow-sm:0 1px 2px rgba(15,23,42,.05);
  --shadow:0 1px 3px rgba(15,23,42,.08),0 1px 2px rgba(15,23,42,.04);
  --shadow-lg:0 12px 28px -8px rgba(15,23,42,.18),0 4px 10px -4px rgba(15,23,42,.08);
  --radius-sm:8px; --radius:12px; --radius-lg:16px; --radius-xl:22px;
  --sidebar-w:260px; --topbar-h:68px;
  --font-head:'Sora',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
}
[data-theme="dark"]{
  --bg:#0a1020; --bg-elevated:#111a2e; --bg-subtle:#16213a; --bg-sunken:#0d1526;
  --text:#e6ecf5; --text-muted:#94a3b8; --text-soft:#64748b;
  --border:#1e2a44; --border-strong:#2a3a5a;
  --primary:#3b82f6; --primary-hover:#60a5fa; --primary-tint:#14264a;
  --secondary:#10b981; --secondary-tint:#062e24;
  --shadow-sm:0 1px 2px rgba(0,0,0,.35);
  --shadow:0 2px 6px rgba(0,0,0,.35);
  --shadow-lg:0 16px 40px -12px rgba(0,0,0,.6);
}
*,*::before,*::after{box-sizing:border-box;}
*{margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;transition:background .3s,color .3s;min-height:100vh;}
h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:700;letter-spacing:-.02em;line-height:1.2;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;}
img,svg{display:block;max-width:100%;}
ul{list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
::selection{background:var(--primary);color:#fff;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:20px;border:2px solid var(--bg);}
.h1{font-size:clamp(2rem,4vw,3.4rem);}
.h2{font-size:clamp(1.6rem,3vw,2.4rem);}
.h3{font-size:1.35rem;}
.lead{font-size:1.1rem;color:var(--text-muted);line-height:1.65;}
.muted{color:var(--text-muted);}
.small{font-size:.85rem;}
.tiny{font-size:.75rem;}
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);}
[data-theme="dark"] .eyebrow{color:var(--blue-200);}

/* Buttons - glassmorphism */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:.92rem;padding:11px 20px;border-radius:11px;border:1px solid transparent;transition:all .22s cubic-bezier(.4,0,.2,1);white-space:nowrap;user-select:none;}
.btn:active{transform:translateY(1px) scale(.99);}
.btn svg{width:17px;height:17px;flex-shrink:0;}
.btn-primary{background:rgba(37,99,235,.94);backdrop-filter:blur(10px) saturate(160%);-webkit-backdrop-filter:blur(10px) saturate(160%);color:#fff;border:1px solid rgba(255,255,255,.18);box-shadow:0 4px 14px -3px rgba(37,99,235,.45),inset 0 1px 0 rgba(255,255,255,.18);}
.btn-primary:hover{background:rgba(29,78,216,.97);box-shadow:0 8px 22px -4px rgba(37,99,235,.55),inset 0 1px 0 rgba(255,255,255,.25);transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.55);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-sm);}
[data-theme="dark"] .btn-ghost{background:rgba(30,42,68,.55);}
.btn-ghost:hover{background:var(--bg-elevated);border-color:var(--border-strong);}
.btn-danger{background:var(--red-500);color:#fff;border:1px solid rgba(255,255,255,.15);}
.btn-danger:hover{background:var(--red-600);}
.btn-sm{padding:8px 14px;font-size:.82rem;border-radius:9px;}
.btn-sm svg{width:15px;height:15px;}
.btn-lg{padding:14px 28px;font-size:1rem;border-radius:13px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none!important;}

/* Forms */
.field{margin-bottom:16px;}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--text);}
.input-wrap{position:relative;display:flex;align-items:center;}
.input{width:100%;padding:12px 14px;font-size:.93rem;background:var(--bg-elevated);border:1.5px solid var(--border);border-radius:10px;color:var(--text);transition:all .18s;}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-tint);}
.input::placeholder{color:var(--text-soft);}
.input-wrap .input{padding-right:44px;}
.input-icon-btn{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:8px;display:grid;place-items:center;color:var(--text-muted);transition:all .18s;}
.input-icon-btn:hover{background:var(--bg-subtle);color:var(--text);}
.input-icon-btn svg{width:18px;height:18px;}
.field-error{color:var(--red-500);font-size:.8rem;margin-top:5px;display:none;}
.field.invalid .input{border-color:var(--red-500);}
.field.invalid .field-error{display:block;}
.checkbox{display:flex;align-items:center;gap:8px;font-size:.87rem;color:var(--text-muted);cursor:pointer;}
.checkbox input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer;}
.form-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px;flex-wrap:wrap;}
.link{color:var(--primary);font-weight:600;font-size:.87rem;cursor:pointer;}
.link:hover{text-decoration:underline;}

/* Cards */
.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm);transition:box-shadow .25s,transform .25s,border-color .25s;}
.card:hover{box-shadow:var(--shadow);border-color:var(--border-strong);}
.card-flat{box-shadow:none;}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:20px;letter-spacing:.02em;}
.badge-blue{background:var(--primary-tint);color:var(--primary);}
.badge-green{background:var(--secondary-tint);color:var(--secondary);}
.badge-amber{background:var(--amber-50);color:var(--amber-600);}
.badge-red{background:var(--red-50);color:var(--red-600);}
.badge-neutral{background:var(--bg-subtle);color:var(--text-muted);}
[data-theme="dark"] .badge-amber{background:rgba(245,158,11,.12);}
[data-theme="dark"] .badge-red{background:rgba(239,68,68,.14);}

.progress{height:8px;background:var(--bg-subtle);border-radius:20px;overflow:hidden;}
.progress-fill{height:100%;border-radius:20px;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .6s cubic-bezier(.4,0,.2,1);}
.progress-fill.green{background:var(--secondary);}

/* Nav */
.nav{position:sticky;top:0;z-index:100;background:rgba(248,250,252,.85);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);border-bottom:1px solid var(--border);}
[data-theme="dark"] .nav{background:rgba(10,16,32,.85);}
.nav-inner{max-width:1240px;margin:0 auto;padding:0 28px;height:70px;display:flex;align-items:center;gap:32px;}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;font-size:1.22rem;letter-spacing:-.02em;}
.logo-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--blue-600),var(--green-600));display:grid;place-items:center;color:#fff;font-weight:800;font-size:1rem;box-shadow:0 3px 10px -2px rgba(37,99,235,.5);}
.nav-links{display:flex;gap:6px;margin-left:8px;}
.nav-links a{padding:8px 14px;border-radius:9px;font-size:.9rem;font-weight:500;color:var(--text-muted);transition:all .18s;}
.nav-links a:hover{color:var(--text);background:var(--bg-subtle);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.theme-toggle{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.55);backdrop-filter:blur(10px);border:1px solid var(--border);color:var(--text);transition:all .18s;}
[data-theme="dark"] .theme-toggle{background:rgba(30,42,68,.55);}
.theme-toggle:hover{background:var(--bg-elevated);transform:rotate(15deg);}
.theme-toggle svg{width:18px;height:18px;}
.nav-burger{display:none;width:38px;height:38px;border-radius:10px;place-items:center;border:1px solid var(--border);background:var(--bg-elevated);}
.nav-burger svg{width:20px;height:20px;}

/* Landing */
.container{max-width:1240px;margin:0 auto;padding:0 28px;}
.section{padding:90px 0;position:relative;overflow:hidden;}
.section-alt{background:var(--bg-subtle);}
.hero{padding:80px 0 100px;background:radial-gradient(60% 50% at 15% 0%,var(--primary-tint) 0%,transparent 60%),radial-gradient(50% 40% at 90% 20%,var(--secondary-tint) 0%,transparent 60%);position:relative;overflow:hidden;}
[data-theme="dark"] .hero{background:radial-gradient(60% 50% at 15% 0%,rgba(37,99,235,.14) 0%,transparent 60%),radial-gradient(50% 40% at 90% 20%,rgba(16,185,129,.1) 0%,transparent 60%);}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;}
.hero h1{margin:20px 0 20px;}
.hero h1 .grad{background:linear-gradient(120deg,var(--blue-600),var(--green-600));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.hero-stats{display:flex;gap:32px;margin-top:44px;flex-wrap:wrap;}
.hero-stat .num{font-family:var(--font-head);font-size:1.7rem;font-weight:800;color:var(--text);}
.hero-stat .lbl{font-size:.8rem;color:var(--text-muted);}
.trust{display:flex;align-items:center;gap:8px;margin-top:26px;font-size:.82rem;color:var(--text-muted);}
.trust .dots{display:flex;}
.trust .dots span{width:26px;height:26px;border-radius:50%;border:2px solid var(--bg);display:grid;place-items:center;font-size:.65rem;font-weight:700;color:#fff;margin-left:-8px;}
.trust .dots span:first-child{margin-left:0;}

.mock{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:18px;transform:perspective(1400px) rotateY(-7deg) rotateX(3deg);transition:transform .5s;}
.mock:hover{transform:perspective(1400px) rotateY(-2deg) rotateX(1deg);}
.mock-top{display:flex;align-items:center;gap:8px;padding-bottom:14px;border-bottom:1px solid var(--border);margin-bottom:14px;}
.mock-dot{width:10px;height:10px;border-radius:50%;}
.mock-search{flex:1;height:28px;border-radius:7px;background:var(--bg-subtle);}
.mock-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:12px;}
.mock-card{background:var(--bg-subtle);border-radius:10px;padding:12px;}
.mock-card .bar{height:6px;background:var(--border-strong);border-radius:4px;margin-top:8px;}
.mock-card .bar.fill{background:linear-gradient(90deg,var(--primary),var(--secondary));}
.mock-chart{background:var(--bg-subtle);border-radius:10px;padding:14px;display:flex;align-items:flex-end;gap:8px;height:110px;}
.mock-chart .col{flex:1;background:var(--primary);border-radius:4px 4px 0 0;opacity:.9;}
.mock-chart .col.alt{background:var(--secondary);}

.feature{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.feature.reverse .feature-visual{order:-1;}
.feature-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:20px;background:var(--bg-elevated);border:1px solid var(--border);font-size:.78rem;font-weight:600;color:var(--primary);box-shadow:var(--shadow-sm);}
.feature-badge svg{width:15px;height:15px;}
.feature h2{margin:18px 0 16px;}
.feature p{color:var(--text-muted);font-size:1.02rem;margin-bottom:22px;}
.feature-list{display:flex;flex-direction:column;gap:12px;}
.feature-list li{display:flex;gap:12px;align-items:flex-start;font-size:.94rem;}
.feature-list .tick{width:22px;height:22px;border-radius:50%;background:var(--secondary-tint);color:var(--secondary);display:grid;place-items:center;flex-shrink:0;margin-top:1px;}
.feature-list .tick svg{width:13px;height:13px;}
.feature-visual .visual-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:22px;}
.feature-visual .visual-card.subtle{box-shadow:var(--shadow);}

.video-frame{aspect-ratio:16/10;border-radius:12px;background:linear-gradient(135deg,#1e293b,#0f172a);position:relative;overflow:hidden;display:grid;place-items:center;}
.video-frame .play{width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.18);backdrop-filter:blur(8px);display:grid;place-items:center;color:#fff;border:1px solid rgba(255,255,255,.3);}
.video-frame .play svg{width:22px;height:22px;margin-left:3px;}
.video-frame .strip{position:absolute;bottom:0;left:0;right:0;height:36px;background:rgba(0,0,0,.5);backdrop-filter:blur(6px);display:flex;align-items:center;gap:10px;padding:0 14px;}
.video-frame .strip .bar{flex:1;height:4px;background:rgba(255,255,255,.2);border-radius:2px;position:relative;}
.video-frame .strip .bar::after{content:'';position:absolute;left:0;top:0;bottom:0;width:42%;background:var(--blue-500);border-radius:2px;}

.doc{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);}
.doc-icon{width:38px;height:44px;border-radius:6px;background:var(--primary-tint);color:var(--primary);display:grid;place-items:center;flex-shrink:0;font-size:.6rem;font-weight:800;}
.doc-info{flex:1;min-width:0;}
.doc-info .t{font-size:.85rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.doc-info .s{font-size:.74rem;color:var(--text-muted);}

.syll-row{display:flex;align-items:center;gap:12px;padding:10px 0;}
.syll-check{width:20px;height:20px;border-radius:6px;display:grid;place-items:center;flex-shrink:0;background:var(--secondary-tint);color:var(--secondary);}
.syll-check.pending{background:var(--bg-subtle);color:var(--text-soft);}
.syll-check svg{width:12px;height:12px;}

.palette{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;}
.palette .q{aspect-ratio:1;border-radius:8px;display:grid;place-items:center;font-size:.8rem;font-weight:700;background:var(--bg-subtle);border:1px solid var(--border);color:var(--text-muted);}
.palette .q.done{background:var(--secondary);color:#fff;border-color:var(--secondary);}
.palette .q.mark{background:var(--amber-500);color:#fff;border-color:var(--amber-500);}
.palette .q.cur{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-tint);}

.analysis-chart{display:flex;align-items:flex-end;gap:12px;height:140px;padding:10px 0;}
.analysis-chart .col{flex:1;border-radius:6px 6px 0 0;background:var(--primary);opacity:.85;position:relative;}
.analysis-chart .col.alt{background:var(--secondary);}
.analysis-chart .col::after{content:attr(data-l);position:absolute;bottom:-22px;left:0;right:0;text-align:center;font-size:.68rem;color:var(--text-muted);}

.doubt-card{display:flex;gap:10px;padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);margin-bottom:10px;}
.doubt-avatar{width:32px;height:32px;border-radius:8px;background:var(--primary-tint);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:.8rem;flex-shrink:0;}

.cta-final{background:linear-gradient(135deg,var(--blue-700),var(--green-700));border-radius:var(--radius-xl);padding:70px 40px;text-align:center;color:#fff;position:relative;overflow:hidden;}
.cta-final::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 20% 10%,rgba(255,255,255,.15),transparent 50%),radial-gradient(circle at 80% 90%,rgba(255,255,255,.1),transparent 50%);}
.cta-final > *{position:relative;}
.cta-final h2{color:#fff;margin-bottom:16px;}
.cta-final p{color:rgba(255,255,255,.85);max-width:560px;margin:0 auto 30px;}

.footer{background:var(--bg-sunken);border-top:1px solid var(--border);padding:60px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.footer h4{font-size:.92rem;margin-bottom:14px;}
.footer ul{display:flex;flex-direction:column;gap:9px;}
.footer a{font-size:.88rem;color:var(--text-muted);transition:color .18s;}
.footer a:hover{color:var(--primary);}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.83rem;color:var(--text-muted);}
.footer-contact{font-size:.88rem;color:var(--text-muted);line-height:1.9;}

/* Auth */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;}
.auth-aside{background:linear-gradient(160deg,var(--blue-700),var(--green-700));color:#fff;padding:60px 56px;display:flex;flex-direction:column;position:relative;overflow:hidden;}
.auth-aside::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 70% 20%,rgba(255,255,255,.18),transparent 50%),radial-gradient(circle at 10% 90%,rgba(255,255,255,.1),transparent 50%);}
.auth-aside > *{position:relative;}
.auth-aside .logo-mark{background:rgba(255,255,255,.2);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.3);}
.auth-aside h2{color:#fff;margin:44px 0 18px;font-size:2rem;}
.auth-aside p{color:rgba(255,255,255,.85);max-width:400px;}
.auth-features{margin-top:auto;display:flex;flex-direction:column;gap:14px;padding-top:40px;}
.auth-features li{display:flex;gap:12px;align-items:center;font-size:.92rem;color:rgba(255,255,255,.92);}
.auth-features .tick{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;flex-shrink:0;}
.auth-features .tick svg{width:14px;height:14px;}
.auth-main{display:flex;align-items:center;justify-content:center;padding:40px 24px;background:var(--bg);}
.auth-box{width:100%;max-width:420px;}
.auth-box .back{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-muted);margin-bottom:26px;}
.auth-box .back:hover{color:var(--primary);}
.auth-box h1{font-size:1.9rem;margin-bottom:8px;}
.auth-box .sub{color:var(--text-muted);margin-bottom:30px;font-size:.95rem;}
.role-switch{display:flex;gap:8px;background:var(--bg-subtle);padding:5px;border-radius:11px;margin-bottom:22px;}
.role-switch a{flex:1;text-align:center;padding:9px;border-radius:8px;font-size:.85rem;font-weight:600;color:var(--text-muted);transition:all .18s;}
.role-switch a.active{background:var(--bg-elevated);color:var(--primary);box-shadow:var(--shadow-sm);}
.auth-divider{display:flex;align-items:center;gap:12px;margin:22px 0;color:var(--text-soft);font-size:.8rem;}
.auth-divider::before,.auth-divider::after{content:'';height:1px;flex:1;background:var(--border);}

/* App shell */
.app-shell{display:flex;min-height:100vh;}
.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:60;transition:transform .3s cubic-bezier(.4,0,.2,1);}
.sidebar-head{padding:20px 22px;border-bottom:1px solid var(--border);}
.sidebar-nav{flex:1;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:3px;}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 13px;border-radius:10px;font-size:.89rem;font-weight:500;color:var(--text-muted);transition:all .16s;position:relative;}
.nav-item svg{width:19px;height:19px;flex-shrink:0;}
.nav-item:hover{background:var(--bg-subtle);color:var(--text);}
.nav-item.active{background:var(--primary-tint);color:var(--primary);font-weight:600;}
[data-theme="dark"] .nav-item.active{background:rgba(59,130,246,.14);}
.nav-section-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-soft);padding:16px 13px 6px;}
.sidebar-foot{padding:14px 12px;border-top:1px solid var(--border);}
.main-area{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-width:0;}
.topbar{height:var(--topbar-h);background:rgba(248,250,252,.85);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:16px;padding:0 28px;}
[data-theme="dark"] .topbar{background:rgba(10,16,32,.85);}
.topbar-burger{display:none;width:38px;height:38px;border-radius:9px;place-items:center;border:1px solid var(--border);background:var(--bg-elevated);}
.topbar-burger svg{width:20px;height:20px;}
.top-search{flex:1;max-width:420px;display:flex;align-items:center;gap:10px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:10px;padding:0 14px;height:40px;color:var(--text-muted);transition:all .18s;}
.top-search:focus-within{border-color:var(--primary);background:var(--bg-elevated);box-shadow:0 0 0 3px var(--primary-tint);}
.top-search svg{width:17px;height:17px;flex-shrink:0;}
.top-search input{border:none;background:none;outline:none;flex:1;color:var(--text);font-size:.88rem;}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:8px;}
.icon-btn{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;position:relative;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text-muted);transition:all .18s;}
.icon-btn:hover{color:var(--text);border-color:var(--border-strong);background:var(--bg-subtle);}
.icon-btn svg{width:19px;height:19px;}
.icon-btn .dot{position:absolute;top:8px;right:9px;width:7px;height:7px;background:var(--red-500);border-radius:50%;border:1.5px solid var(--bg-elevated);}
.avatar{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-weight:700;font-size:.85rem;background:linear-gradient(135deg,var(--blue-600),var(--green-600));color:#fff;flex-shrink:0;box-shadow:0 3px 10px -2px rgba(37,99,235,.4);}
.profile-btn{display:flex;align-items:center;gap:10px;padding:4px 4px 4px 12px;border-radius:11px;border:1px solid var(--border);background:var(--bg-elevated);transition:all .18s;}
.profile-btn:hover{background:var(--bg-subtle);border-color:var(--border-strong);}
.profile-btn .nm{font-size:.85rem;font-weight:600;line-height:1.2;}
.profile-btn .rl{font-size:.72rem;color:var(--text-muted);}
.profile-btn .chev{width:16px;height:16px;color:var(--text-muted);margin:0 4px;}
.content{padding:28px;flex:1;max-width:1400px;width:100%;margin:0 auto;}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.page-head h1{font-size:1.65rem;margin-bottom:4px;}
.page-head .sub{color:var(--text-muted);font-size:.92rem;}

.subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;}
.subject-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;transition:all .25s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;overflow:hidden;display:block;}
.subject-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary);}
.subject-card .subj-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px;}
.subject-card .subj-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;font-family:var(--font-head);font-weight:800;font-size:1.05rem;}
.subject-card h3{font-size:1.05rem;margin-bottom:4px;line-height:1.3;}
.subject-card .faculty{font-size:.8rem;color:var(--text-muted);display:flex;align-items:center;gap:5px;}
.subject-card .faculty svg{width:13px;height:13px;}
.subject-card .meta{display:flex;justify-content:space-between;font-size:.78rem;color:var(--text-muted);margin:14px 0 7px;}
.subject-card .actions{display:flex;gap:8px;margin-top:16px;padding-top:14px;border-top:1px solid var(--border);}
.subject-card .actions .btn{flex:1;padding:8px;font-size:.8rem;}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:24px;overflow-x:auto;}
.tabs::-webkit-scrollbar{display:none;}
.tab{padding:12px 16px;font-size:.88rem;font-weight:600;color:var(--text-muted);border-bottom:2px solid transparent;white-space:nowrap;transition:all .18s;margin-bottom:-1px;}
.tab:hover{color:var(--text);}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);}

.detail-hero{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;margin-bottom:24px;display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;}
.detail-hero .big-icon{width:64px;height:64px;border-radius:16px;display:grid;place-items:center;flex-shrink:0;font-family:var(--font-head);font-weight:800;font-size:1.5rem;}
.detail-hero h1{font-size:1.5rem;margin-bottom:6px;}
.detail-hero .meta-row{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:.85rem;color:var(--text-muted);}
.detail-hero .meta-row span{display:flex;align-items:center;gap:5px;}
.detail-hero .meta-row svg{width:14px;height:14px;}

.overview-grid{display:grid;grid-template-columns:2fr 1fr;gap:18px;}
.stat-mini{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px;text-align:center;}
.stat-mini .num{font-family:var(--font-head);font-size:1.6rem;font-weight:800;color:var(--primary);}
.stat-mini .lbl{font-size:.78rem;color:var(--text-muted);margin-top:4px;}

.faculty-card{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;}
.faculty-avatar{width:80px;height:80px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-600),var(--green-600));color:#fff;font-family:var(--font-head);font-size:1.6rem;font-weight:800;flex-shrink:0;box-shadow:0 6px 18px -6px rgba(37,99,235,.5);}
.faculty-info h3{margin-bottom:2px;}
.faculty-info .role{color:var(--primary);font-size:.85rem;font-weight:600;margin-bottom:10px;}
.faculty-contact{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--text-muted);}
.faculty-contact span{display:flex;align-items:center;gap:7px;}
.faculty-contact svg{width:14px;height:14px;}

.module{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;}
.module-head{padding:16px 18px;display:flex;align-items:center;gap:14px;cursor:pointer;transition:background .18s;}
.module-head:hover{background:var(--bg-subtle);}
.module-num{width:34px;height:34px;border-radius:9px;background:var(--primary-tint);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:.82rem;flex-shrink:0;}
.module-head .t{flex:1;}
.module-head .t h4{font-size:.95rem;}
.module-head .t .s{font-size:.78rem;color:var(--text-muted);}
.module-body{padding:0 18px 16px 66px;display:none;}
.module.open .module-body{display:block;}
.module-body ul{display:flex;flex-direction:column;gap:7px;}
.module-body li{display:flex;align-items:center;gap:9px;font-size:.87rem;color:var(--text-muted);}
.module-body li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--primary);flex-shrink:0;}

.list-item{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:10px;transition:all .18s;}
.list-item:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);}
.list-item .li-icon{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;background:var(--primary-tint);color:var(--primary);}
.list-item .li-icon.green{background:var(--secondary-tint);color:var(--secondary);}
.list-item .li-icon svg{width:18px;height:18px;}
.list-item .li-info{flex:1;min-width:0;}
.list-item .li-info .t{font-size:.92rem;font-weight:600;}
.list-item .li-info .s{font-size:.78rem;color:var(--text-muted);}
.list-item .li-actions{display:flex;gap:6px;flex-shrink:0;}

.test-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;margin-bottom:12px;display:flex;align-items:center;gap:16px;transition:all .2s;flex-wrap:wrap;}
.test-card:hover{border-color:var(--primary);box-shadow:var(--shadow);}
.test-card .tc-icon{width:46px;height:46px;border-radius:12px;background:var(--primary-tint);color:var(--primary);display:grid;place-items:center;flex-shrink:0;}
.test-card .tc-icon svg{width:22px;height:22px;}
.test-card .tc-info{flex:1;min-width:180px;}
.test-card .tc-info h4{font-size:.96rem;margin-bottom:3px;}
.test-card .tc-info .s{font-size:.8rem;color:var(--text-muted);display:flex;gap:14px;flex-wrap:wrap;align-items:center;}
.test-card .tc-info .s span{display:flex;align-items:center;gap:4px;}
.test-card .tc-info .s svg{width:13px;height:13px;}

.att-hero{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;margin-bottom:24px;}
.att-ring{position:relative;width:130px;height:130px;flex-shrink:0;}
.att-ring svg{transform:rotate(-90deg);}
.att-ring .lbl{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.att-ring .lbl .v{font-family:var(--font-head);font-size:1.5rem;font-weight:800;color:var(--text);}
.att-ring .lbl .t{font-size:.7rem;color:var(--text-muted);}
.att-history{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px;margin-top:16px;}
.att-day{padding:10px;border-radius:9px;text-align:center;border:1px solid var(--border);background:var(--bg-elevated);}
.att-day .d{font-size:.72rem;color:var(--text-muted);}
.att-day .s{font-size:.76rem;font-weight:700;margin-top:3px;text-transform:capitalize;}
.att-day.present .s{color:var(--secondary);}
.att-day.absent .s{color:var(--red-500);}
.att-day.late .s{color:var(--amber-600);}

/* Test interface */
.test-shell{position:fixed;inset:0;background:var(--bg);z-index:200;display:flex;flex-direction:column;overflow:hidden;}
.test-top{height:64px;background:var(--bg-elevated);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:0 24px;flex-shrink:0;}
.test-top h3{font-size:.98rem;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.test-timer{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:10px;background:var(--bg-subtle);border:1px solid var(--border);font-weight:700;font-size:.95rem;font-family:var(--font-head);font-variant-numeric:tabular-nums;}
.test-timer.warn{background:var(--red-50);color:var(--red-600);border-color:var(--red-500);}
[data-theme="dark"] .test-timer.warn{background:rgba(239,68,68,.14);}
.test-timer svg{width:16px;height:16px;}
.test-body{flex:1;display:flex;overflow:hidden;}
.test-side{width:290px;flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border);padding:20px;overflow-y:auto;display:flex;flex-direction:column;}
.palette-lg{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:20px;}
.palette-lg .q{aspect-ratio:1;border-radius:8px;display:grid;place-items:center;font-size:.82rem;font-weight:700;background:var(--bg-subtle);border:1.5px solid var(--border);color:var(--text-muted);cursor:pointer;transition:all .15s;}
.palette-lg .q:hover{border-color:var(--primary);}
.palette-lg .q.ans{background:var(--secondary);color:#fff;border-color:var(--secondary);}
.palette-lg .q.mark{background:var(--amber-500);color:#fff;border-color:var(--amber-500);}
.palette-lg .q.cur{box-shadow:0 0 0 3px var(--primary-tint);border-color:var(--primary);color:var(--primary);}
.palette-lg .q.cur.ans{color:#fff;}
.legend{display:flex;flex-direction:column;gap:8px;font-size:.78rem;color:var(--text-muted);margin-top:auto;padding-top:16px;border-top:1px solid var(--border);}
.legend span{display:flex;align-items:center;gap:8px;}
.legend .sw{width:14px;height:14px;border-radius:4px;border:1.5px solid var(--border);background:var(--bg-subtle);}
.legend .sw.ans{background:var(--secondary);border-color:var(--secondary);}
.legend .sw.mark{background:var(--amber-500);border-color:var(--amber-500);}
.test-main{flex:1;overflow-y:auto;padding:32px;display:flex;flex-direction:column;}
.question-box{max-width:820px;width:100%;margin:0 auto;flex:1;display:flex;flex-direction:column;}
.q-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:.82rem;color:var(--text-muted);flex-wrap:wrap;gap:8px;}
.q-text{font-size:1.12rem;font-weight:600;line-height:1.5;margin-bottom:24px;font-family:var(--font-head);}
.q-options{display:flex;flex-direction:column;gap:11px;margin-bottom:24px;}
.option{display:flex;align-items:center;gap:14px;padding:15px 18px;border-radius:11px;border:1.5px solid var(--border);background:var(--bg-elevated);cursor:pointer;transition:all .16s;}
.option:hover{border-color:var(--primary);background:var(--primary-tint);}
.option.selected{border-color:var(--primary);background:var(--primary-tint);box-shadow:0 0 0 3px var(--primary-tint);}
.option .k{width:28px;height:28px;border-radius:7px;display:grid;place-items:center;background:var(--bg-subtle);font-weight:700;font-size:.82rem;flex-shrink:0;transition:all .16s;}
.option.selected .k{background:var(--primary);color:#fff;}
.option .t{font-size:.95rem;}
.q-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:20px;border-top:1px solid var(--border);}
.q-actions .spacer{flex:1;}

/* Analysis */
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px;}
.result-stat{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;text-align:center;}
.result-stat .v{font-family:var(--font-head);font-size:1.9rem;font-weight:800;}
.result-stat .l{font-size:.8rem;color:var(--text-muted);margin-top:4px;}
.result-stat.blue .v{color:var(--primary);}
.result-stat.green .v{color:var(--secondary);}
.result-stat.red .v{color:var(--red-500);}
.result-stat.amber .v{color:var(--amber-600);}
.analysis-2col{display:grid;grid-template-columns:1fr 1.4fr;gap:18px;margin-bottom:24px;}
.donut-wrap{display:flex;align-items:center;gap:24px;justify-content:center;padding:10px;flex-wrap:wrap;}
.donut-legend{display:flex;flex-direction:column;gap:10px;font-size:.85rem;}
.donut-legend span{display:flex;align-items:center;gap:8px;color:var(--text-muted);}
.donut-legend .dot{width:11px;height:11px;border-radius:3px;}
.topic-bar{margin-bottom:14px;}
.topic-bar .tb-head{display:flex;justify-content:space-between;font-size:.83rem;margin-bottom:6px;}
.topic-bar .tb-head .muted{font-size:.78rem;}
.topic-bar .progress{height:8px;}
.review-q{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:10px;}
.review-q .rq-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;gap:12px;}
.review-q .rq-head .num{font-size:.78rem;font-weight:700;color:var(--text-muted);}
.review-q .rq-text{font-size:.92rem;font-weight:600;margin-bottom:10px;}
.review-q .rq-ans{font-size:.82rem;display:flex;flex-direction:column;gap:5px;color:var(--text-muted);}
.review-q .rq-ans .good{color:var(--secondary);font-weight:600;}
.review-q .rq-ans .bad{color:var(--red-500);font-weight:600;}

/* Doubts */
.doubt-item{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;margin-bottom:12px;transition:all .18s;}
.doubt-item:hover{border-color:var(--border-strong);}
.doubt-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:8px;flex-wrap:wrap;}
.doubt-head h4{font-size:.98rem;margin-bottom:4px;}
.reply{background:var(--bg-subtle);border-radius:10px;padding:12px;margin-top:12px;font-size:.87rem;color:var(--text-muted);border-left:3px solid var(--secondary);}

/* Profile */
.profile-grid{display:grid;grid-template-columns:300px 1fr;gap:20px;}
.profile-card{text-align:center;padding:28px 20px;}
.profile-card .avatar-lg{width:90px;height:90px;border-radius:22px;margin:0 auto 16px;font-size:1.8rem;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-600),var(--green-600));color:#fff;font-family:var(--font-head);font-weight:800;}
.setting-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--border);}
.setting-row:last-child{border-bottom:none;}
.setting-row .info h4{font-size:.93rem;margin-bottom:2px;}
.setting-row .info .s{font-size:.8rem;color:var(--text-muted);}
.switch{position:relative;width:44px;height:24px;border-radius:20px;background:var(--border-strong);transition:background .2s;flex-shrink:0;cursor:pointer;border:none;}
.switch::after{content:'';position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2);}
.switch.on{background:var(--primary);}
.switch.on::after{transform:translateX(20px);}

/* Admin */
.admin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px;}
.admin-stat{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;}
.admin-stat .head{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.admin-stat .ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--primary-tint);color:var(--primary);}
.admin-stat .ico.green{background:var(--secondary-tint);color:var(--secondary);}
.admin-stat .ico svg{width:18px;height:18px;}
.admin-stat .v{font-family:var(--font-head);font-size:1.7rem;font-weight:800;}
.admin-stat .l{font-size:.8rem;color:var(--text-muted);}
table.data{width:100%;border-collapse:collapse;font-size:.87rem;}
table.data th{text-align:left;padding:12px;font-size:.76rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border);font-weight:700;}
table.data td{padding:12px;border-bottom:1px solid var(--border);}
table.data tr:last-child td{border-bottom:none;}
table.data tr:hover td{background:var(--bg-subtle);}
.table-wrap{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;overflow-x:auto;}

/* Toast */
#toast-root{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:10px;align-items:flex-end;}
.toast{padding:13px 20px;border-radius:11px;font-size:.88rem;font-weight:600;color:#fff;background:var(--text);box-shadow:var(--shadow-lg);transform:translateY(20px);opacity:0;transition:all .3s cubic-bezier(.4,0,.2,1);max-width:340px;display:flex;align-items:center;gap:10px;}
.toast.show{transform:none;opacity:1;}
.toast-success{background:var(--green-600);}
.toast-error{background:var(--red-600);}
.toast-info{background:var(--blue-600);}
.toast svg{width:18px;height:18px;flex-shrink:0;}

/* Modal */
#modal-root .modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(4px);z-index:9998;display:grid;place-items:center;padding:20px;animation:fadeIn .2s;}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
.modal{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px;max-width:440px;width:100%;box-shadow:var(--shadow-lg);animation:popIn .25s cubic-bezier(.4,0,.2,1);}
@keyframes popIn{from{transform:scale(.95);opacity:0;}to{transform:scale(1);opacity:1;}}
.modal h3{font-size:1.2rem;margin-bottom:10px;}
.modal p{color:var(--text-muted);font-size:.92rem;margin-bottom:22px;}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;}

/* Empty */
.empty{text-align:center;padding:56px 20px;color:var(--text-muted);}
.empty svg{width:52px;height:52px;margin:0 auto 16px;opacity:.5;}
.empty h4{font-size:1rem;color:var(--text);margin-bottom:6px;}
.empty p{font-size:.88rem;}

/* Reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .75s cubic-bezier(.4,0,.2,1),transform .75s cubic-bezier(.4,0,.2,1);}
.reveal.revealed{opacity:1;transform:none;}

/* Mobile */
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:55;backdrop-filter:blur(2px);}
.sidebar-backdrop.show{display:block;}
.palette-toggle-btn{display:none;width:38px;height:38px;border-radius:9px;place-items:center;border:1px solid var(--border);background:var(--bg-elevated);flex-shrink:0;}
.palette-toggle-btn svg{width:18px;height:18px;}

.row{display:flex;align-items:center;gap:10px;}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.wrap{flex-wrap:wrap;}
.mt-1{margin-top:6px;}.mt-2{margin-top:12px;}.mt-3{margin-top:18px;}.mt-4{margin-top:24px;}.mt-6{margin-top:36px;}
.mb-1{margin-bottom:6px;}.mb-2{margin-bottom:12px;}.mb-3{margin-bottom:18px;}.mb-4{margin-bottom:24px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.flex-1{flex:1;}
.text-center{text-align:center;}

@media(max-width:1024px){
  .hero-grid,.feature,.auth-wrap{grid-template-columns:1fr;gap:40px;}
  .feature.reverse .feature-visual{order:0;}
  .hero{padding:56px 0 72px;}
  .section{padding:64px 0;}
  .overview-grid,.analysis-2col,.profile-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .result-grid{grid-template-columns:repeat(2,1fr);}
  .auth-aside{display:none;}
}
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.open{transform:none;box-shadow:var(--shadow-lg);}
  .main-area{margin-left:0;}
  .topbar-burger{display:grid;}
  .content{padding:20px;}
  .nav-links{display:none;}
  .nav-burger{display:grid;}
  .nav-actions .hide-sm{display:none;}
  .test-side{width:240px;}
  .palette-toggle-btn{display:grid;}
}
@media(max-width:680px){
  .container{padding:0 18px;}
  .nav-inner{padding:0 18px;height:62px;gap:14px;}
  .nav-actions .btn span{display:none;}
  .nav-actions .btn{padding:9px 12px;}
  .hero-stats{gap:20px;}
  .hero-stat .num{font-size:1.4rem;}
  .subjects-grid{grid-template-columns:1fr;}
  .result-grid{grid-template-columns:1fr 1fr;}
  .grid-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .top-search{display:none;}
  .test-side{position:absolute;left:0;top:64px;bottom:0;z-index:10;transform:translateX(-100%);transition:transform .3s;}
  .test-side.open{transform:none;}
  .test-main{padding:20px;}
  .q-text{font-size:1rem;}
  .detail-hero{padding:18px;}
  .detail-hero .big-icon{width:52px;height:52px;font-size:1.2rem;}
  .att-hero{grid-template-columns:1fr;text-align:center;justify-items:center;}
  .cta-final{padding:44px 24px;}
  .q-actions .spacer{display:none;}
  .q-actions .btn{flex:1;}
  .page-head{flex-direction:column;}
}
@media(max-width:480px){
  .result-grid{grid-template-columns:1fr;}
  .palette-lg{grid-template-columns:repeat(4,1fr);}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;}
  .reveal{opacity:1;transform:none;}
}