/* =========================================================
   Tamakkin Sprint 1 + 2 — Unified UI Refinement + Navigation UX
   Conservative production patch. No content deletion.
   ========================================================= */
:root,
html[data-theme="light"]{
  --tm-page:#F8FAF7;
  --tm-page-2:#F1F7F3;
  --tm-surface:#FFFFFF;
  --tm-surface-soft:#F5F8F4;
  --tm-card:#FFFFFF;
  --tm-text:#17211B;
  --tm-heading:#0B1F18;
  --tm-muted:#5C6A62;
  --tm-subtle:#758077;
  --tm-border:rgba(15,54,42,.12);
  --tm-border-strong:rgba(15,123,95,.22);
  --tm-primary:#0F7B5F;
  --tm-primary-2:#16A36A;
  --tm-primary-soft:#E9F7EF;
  --tm-primary-faint:#F3FBF7;
  --tm-amber:#B7791F;
  --tm-blue:#1D63A8;
  --tm-shadow-sm:0 8px 24px rgba(15,23,42,.06);
  --tm-shadow-md:0 18px 46px rgba(15,23,42,.09);
  --tm-shadow-lg:0 28px 80px rgba(15,23,42,.12);
  --tm-radius-sm:12px;
  --tm-radius-md:18px;
  --tm-radius-lg:26px;
  --tm-radius-xl:34px;
  --tm-container:min(1160px, calc(100vw - 32px));
  --tm-nav:rgba(255,255,255,.9);
  --tm-hero:radial-gradient(circle at 12% 18%, rgba(15,123,95,.10), transparent 30%), linear-gradient(135deg,#FFFFFF 0%,#F2FAF6 58%,#EAF7F0 100%);
}
html.dark,
html[data-theme="dark"],
body.dark{
  --tm-page:#071A16;
  --tm-page-2:#0B211C;
  --tm-surface:#0E241F;
  --tm-surface-soft:#122C25;
  --tm-card:#102820;
  --tm-text:#EEF5F1;
  --tm-heading:#FAFCFB;
  --tm-muted:#B7C9C0;
  --tm-subtle:#93A69D;
  --tm-border:rgba(226,244,236,.13);
  --tm-border-strong:rgba(134,239,172,.25);
  --tm-primary:#86EFAC;
  --tm-primary-2:#4ADE80;
  --tm-primary-soft:rgba(134,239,172,.13);
  --tm-primary-faint:rgba(134,239,172,.07);
  --tm-amber:#FCD34D;
  --tm-blue:#93C5FD;
  --tm-shadow-sm:0 10px 28px rgba(0,0,0,.28);
  --tm-shadow-md:0 20px 55px rgba(0,0,0,.34);
  --tm-shadow-lg:0 32px 90px rgba(0,0,0,.42);
  --tm-nav:rgba(7,26,22,.88);
  --tm-hero:radial-gradient(circle at 12% 18%, rgba(134,239,172,.12), transparent 32%), linear-gradient(135deg,#0E241F 0%,#071A16 58%,#102820 100%);
}
html{background:var(--tm-page)!important;scroll-behavior:smooth;}
body{background:var(--tm-page)!important;color:var(--tm-text)!important;}
.container{max-width:var(--tm-container)!important;margin-inline:auto!important;}
/* Unified typography rhythm */
.section-eyebrow,.hero-badge{display:inline-flex;align-items:center;gap:8px;width:max-content;max-width:100%;padding:8px 13px;border-radius:999px;background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;border:1px solid var(--tm-border-strong)!important;font-weight:900;font-size:.92rem;letter-spacing:0;}
.section-title{color:var(--tm-heading)!important;line-height:1.25!important;letter-spacing:-.02em;}
.section-desc{color:var(--tm-muted)!important;line-height:1.9!important;max-width:780px;}
/* Real header layout */
.navbar{position:sticky!important;top:0;z-index:1000;background:var(--tm-nav)!important;border-bottom:1px solid var(--tm-border)!important;box-shadow:0 10px 34px rgba(15,23,42,.07)!important;backdrop-filter:blur(18px) saturate(160%);}
.navbar .container{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px;}
.nav-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--tm-heading)!important;min-width:max-content;}
.nav-logo{width:42px;height:42px;border-radius:14px;background:var(--tm-surface);box-shadow:var(--tm-shadow-sm);padding:5px;}
.nav-wordmark{display:flex;flex-direction:column;line-height:1.1;}
.nav-wordmark-main{font-size:1.18rem;font-weight:900;color:var(--tm-heading)!important;}
.nav-wordmark-sub{font-size:.74rem;font-weight:800;color:var(--tm-muted)!important;}
.nav-links{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;}
.nav-links a{padding:10px 12px;border-radius:999px;color:var(--tm-muted)!important;text-decoration:none;font-weight:800;font-size:.95rem;transition:.18s ease;white-space:nowrap;}
.nav-links a:hover,.nav-links a.active{background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;}
.nav-actions{display:flex;align-items:center;gap:10px;min-width:max-content;}
.btn-nav-login{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 14px;border-radius:999px;background:var(--tm-surface)!important;border:1px solid var(--tm-border)!important;color:var(--tm-heading)!important;text-decoration:none;font-weight:900;box-shadow:var(--tm-shadow-sm);}
.btn-nav-login:hover{color:var(--tm-primary)!important;border-color:var(--tm-border-strong)!important;transform:translateY(-1px);}
.btn-nav-primary{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 16px;border-radius:999px;background:linear-gradient(135deg,var(--tm-primary),var(--tm-primary-2))!important;color:#fff!important;text-decoration:none;font-weight:900;box-shadow:0 14px 30px color-mix(in srgb,var(--tm-primary) 28%,transparent);}
.btn-theme,#themeToggle,[data-theme-toggle]{width:42px!important;height:42px!important;min-width:42px!important;padding:0!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;border-radius:999px!important;background:var(--tm-surface)!important;color:var(--tm-heading)!important;border:1px solid var(--tm-border)!important;box-shadow:var(--tm-shadow-sm)!important;font-size:18px!important;line-height:1!important;cursor:pointer;}
.btn-theme:hover,#themeToggle:hover,[data-theme-toggle]:hover{background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;}
.nav-mobile-toggle{width:42px;height:42px;border-radius:999px;align-items:center;justify-content:center;background:var(--tm-surface)!important;color:var(--tm-heading)!important;border:1px solid var(--tm-border)!important;}
.nav-drawer{position:fixed;inset:74px 16px auto 16px;z-index:999;background:var(--tm-surface)!important;border:1px solid var(--tm-border)!important;border-radius:24px;box-shadow:var(--tm-shadow-lg);padding:12px;display:none;flex-direction:column;gap:6px;}
.nav-drawer.open{display:flex;}
.nav-drawer a{display:flex;align-items:center;min-height:44px;padding:10px 14px;border-radius:16px;color:var(--tm-text)!important;text-decoration:none;font-weight:850;}
.nav-drawer a:hover{background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;}
.nav-drawer-cta{background:linear-gradient(135deg,var(--tm-primary),var(--tm-primary-2))!important;color:#fff!important;justify-content:center;}
/* Hero: stronger first impression without noise */
.hero{background:var(--tm-hero)!important;padding:clamp(34px,6vw,82px) 0!important;min-height:auto!important;overflow:hidden;}
.hero-inner{display:grid!important;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);align-items:center;gap:clamp(28px,5vw,64px)!important;}
.hero-title{font-size:clamp(38px,7vw,76px)!important;line-height:1.06!important;color:var(--tm-heading)!important;margin:18px 0 14px!important;}
.hero-title em{color:var(--tm-primary)!important;font-style:normal;}
.hero-tagline{font-size:clamp(17px,2.4vw,24px)!important;color:var(--tm-heading)!important;font-weight:900!important;margin:0 0 12px!important;}
.hero-slogan{display:none!important;}
.hero-note-hidden{display:block!important;color:var(--tm-muted)!important;line-height:1.8!important;font-weight:750;max-width:680px;}
.hero-ctas{display:flex!important;flex-wrap:wrap;gap:12px;margin-top:24px!important;}
.btn-primary,.btn-secondary{min-height:50px;padding:13px 18px;border-radius:16px;text-decoration:none;font-weight:900;display:inline-flex;align-items:center;justify-content:center;gap:8px;}
.btn-primary{background:linear-gradient(135deg,var(--tm-primary),var(--tm-primary-2))!important;color:#fff!important;box-shadow:0 16px 34px color-mix(in srgb,var(--tm-primary) 28%,transparent)!important;}
.btn-secondary{background:var(--tm-surface)!important;color:var(--tm-primary)!important;border:1px solid var(--tm-border)!important;box-shadow:var(--tm-shadow-sm)!important;}
.hero-stats{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:26px!important;}
.hero-stat{background:var(--tm-surface)!important;border:1px solid var(--tm-border)!important;border-radius:18px;padding:14px 12px;text-align:center;box-shadow:var(--tm-shadow-sm);}
.hero-stat-num{font-weight:900;color:var(--tm-primary)!important;font-size:clamp(20px,3vw,28px);}
.hero-stat-label{color:var(--tm-muted)!important;font-weight:800;font-size:.88rem;}
.hero-visual{min-height:360px;display:flex;align-items:center;justify-content:center;}
/* Assessment CTA: no oversized isolated block */
.assessment-focus-section{padding:clamp(24px,4vw,48px) 0!important;background:var(--tm-page)!important;}
.assessment-focus-card{display:grid!important;grid-template-columns:minmax(0,1fr) minmax(220px,320px)!important;gap:clamp(18px,3vw,34px)!important;align-items:center!important;padding:clamp(20px,4vw,34px)!important;border-radius:var(--tm-radius-xl)!important;background:linear-gradient(135deg,var(--tm-surface),var(--tm-primary-faint))!important;border:1px solid var(--tm-border)!important;box-shadow:var(--tm-shadow-md)!important;}
.assessment-focus-card .section-title{font-size:clamp(24px,3.6vw,38px)!important;margin:10px 0!important;}
.assessment-focus-card .section-desc{font-size:clamp(14px,1.8vw,16px)!important;margin:0!important;}
.assessment-focus-points span{background:var(--tm-surface)!important;color:var(--tm-text)!important;border:1px solid var(--tm-border)!important;}
.assessment-focus-action{display:flex!important;flex-direction:column!important;gap:10px!important;}
.assessment-primary-btn,.assessment-secondary-btn{border-radius:16px!important;min-height:48px!important;font-weight:900!important;}
.assessment-primary-btn{background:linear-gradient(135deg,var(--tm-primary),var(--tm-primary-2))!important;color:#fff!important;}
.assessment-secondary-btn{background:var(--tm-surface)!important;color:var(--tm-primary)!important;border:1px solid var(--tm-border)!important;}
/* Path system: clear user journey */
.homepage-primary-paths{padding:clamp(46px,7vw,86px) 0!important;background:linear-gradient(180deg,var(--tm-page),var(--tm-page-2))!important;}
.path-cards{display:grid!important;grid-template-columns:repeat(6,minmax(0,1fr))!important;gap:18px!important;margin-top:28px!important;}
.path-card{grid-column:span 2;display:flex!important;flex-direction:column!important;gap:14px!important;min-height:310px!important;padding:24px!important;border-radius:var(--tm-radius-lg)!important;background:var(--tm-card)!important;border:1px solid var(--tm-border)!important;box-shadow:var(--tm-shadow-sm)!important;text-decoration:none!important;color:var(--tm-text)!important;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;overflow:hidden;position:relative;}
.path-card:nth-child(4),.path-card:nth-child(5){grid-column:span 3;min-height:270px;}
.path-card:hover{transform:translateY(-4px);box-shadow:var(--tm-shadow-md)!important;border-color:var(--tm-border-strong)!important;}
.path-card::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:linear-gradient(90deg,var(--tm-primary),var(--tm-primary-2));opacity:.9;}
.pc-icon{width:54px!important;height:54px!important;border-radius:18px!important;background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;font-size:26px!important;display:flex!important;align-items:center!important;justify-content:center!important;}
.pc-title{font-size:clamp(20px,2.5vw,26px)!important;color:var(--tm-heading)!important;font-weight:900!important;}
.pc-desc{color:var(--tm-muted)!important;line-height:1.85!important;font-size:15px!important;}
.pc-features{display:grid!important;gap:8px!important;margin-top:auto!important;}
.pc-feature{background:var(--tm-primary-faint)!important;border:1px solid var(--tm-border)!important;border-radius:14px!important;padding:9px 11px!important;color:var(--tm-text)!important;font-weight:800!important;font-size:.9rem!important;}
.pc-btn{margin-top:8px;display:inline-flex;align-items:center;width:max-content;padding:10px 14px;border-radius:999px;background:var(--tm-primary-soft)!important;color:var(--tm-primary)!important;font-weight:900!important;}
/* Public sections visual consistency */
.premium-card,.card,.info-card,.activity-card,.grade-card,.indicator-card,.support-card,.quick-card,.learning-card{background:var(--tm-card)!important;color:var(--tm-text)!important;border:1px solid var(--tm-border)!important;border-radius:var(--tm-radius-lg)!important;box-shadow:var(--tm-shadow-sm)!important;}
.support-card{background:linear-gradient(135deg,var(--tm-surface),var(--tm-primary-faint))!important;}
.support-text h3,.info-card-title{color:var(--tm-heading)!important;}
.support-text p,.info-card-desc{color:var(--tm-muted)!important;}
.support-button{background:linear-gradient(135deg,var(--tm-primary),var(--tm-primary-2))!important;color:#fff!important;box-shadow:0 14px 30px color-mix(in srgb,var(--tm-primary) 26%,transparent);}
/* Footer refinement */
.footer{background:linear-gradient(180deg,var(--tm-page-2),var(--tm-surface))!important;color:var(--tm-text)!important;border-top:1px solid var(--tm-border)!important;padding:clamp(36px,6vw,72px) 0 24px!important;}
.footer-grid{display:grid!important;grid-template-columns:1.25fr repeat(3,minmax(160px,.75fr))!important;gap:28px!important;align-items:start!important;}
.footer-brand,.footer-column{background:var(--tm-card)!important;border:1px solid var(--tm-border)!important;border-radius:24px!important;padding:20px!important;box-shadow:var(--tm-shadow-sm)!important;}
.footer-brand-name,.footer-col-title{color:var(--tm-heading)!important;font-weight:900!important;}
.footer-links{display:grid!important;gap:10px!important;}
.footer-links a{color:var(--tm-muted)!important;text-decoration:none!important;font-weight:800!important;}
.footer-links a:hover{color:var(--tm-primary)!important;}
.footer-credit-card{margin-top:14px!important;background:var(--tm-primary-faint)!important;border:1px solid var(--tm-border)!important;border-radius:18px!important;padding:14px!important;box-shadow:none!important;}
.footer-credit-title{font-size:.78rem!important;color:var(--tm-primary)!important;font-weight:900!important;}
.footer-credit{color:var(--tm-heading)!important;font-weight:900!important;line-height:1.7!important;font-size:.95rem!important;}
.footer-bottom{border-top:1px solid var(--tm-border)!important;margin-top:24px!important;padding-top:18px!important;color:var(--tm-muted)!important;text-align:center;}
/* Auth pages and forms inherit theme */
.auth-card,.login-card,.form-card,.pd-modal,.td-card,.td-panel{background:var(--tm-card)!important;color:var(--tm-text)!important;border:1px solid var(--tm-border)!important;box-shadow:var(--tm-shadow-md)!important;}
input,select,textarea{background:var(--tm-surface)!important;color:var(--tm-text)!important;border:1.5px solid var(--tm-border)!important;border-radius:14px!important;}
input::placeholder,textarea::placeholder{color:var(--tm-subtle)!important;opacity:1!important;}
label{color:var(--tm-heading)!important;}
/* Hide dev-only public noise without touching files */
.dev-note,.debug-note,.source-badge[data-dev="true"],.json-source-note,.supabase-source-note,.educational-core-label{display:none!important;}
/* Responsive */
@media(max-width:1020px){
  .nav-links{display:none!important;}
  .nav-mobile-toggle{display:inline-flex!important;}
  .hero-inner{grid-template-columns:1fr!important;text-align:start;}
  .hero-visual{min-height:280px;}
  .path-cards{grid-template-columns:repeat(2,minmax(0,1fr))!important;}
  .path-card,.path-card:nth-child(4),.path-card:nth-child(5){grid-column:span 1!important;}
  .footer-grid{grid-template-columns:1fr 1fr!important;}
}
@media(max-width:720px){
  .navbar .container{min-height:66px;gap:10px;}
  .nav-wordmark-sub{display:none;}
  .btn-nav-login{display:none!important;}
  .btn-nav-primary{padding:9px 12px;font-size:.9rem;}
  .hero{padding:30px 0 34px!important;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .assessment-focus-card{grid-template-columns:1fr!important;}
  .path-cards{grid-template-columns:1fr!important;}
  .path-card{min-height:auto!important;padding:20px!important;}
  .footer-grid{grid-template-columns:1fr!important;}
}
@media(max-width:420px){
  .btn-nav-primary{display:none!important;}
  .hero-ctas a{width:100%;}
}


/* iOS Safari AI Assistant Zoom Fix */
.ai-assistant input,
.ai-assistant textarea,
.ai-chat-input,
.ai-assistant-panel textarea,
.ai-widget-panel textarea {
  font-size: 16px !important;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .ai-assistant-panel,
  .ai-chat-panel,
  .ai-widget-panel {
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    left: 12px !important;
    right: auto !important;
    transform: none !important;
    overflow-x: hidden !important;
  }

  .ai-assistant-panel * {
    max-width: 100%;
    box-sizing: border-box;
  }
}