:root{--bg:#f5f9ff;--card:#ffffff;--text:#111827;--muted:#64748b;--primary:#2563eb;--secondary:#10b981}*{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100%;overflow-x:hidden}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text)}body a{color:inherit;text-decoration:none}.navbar{display:flex;align-items:center;justify-content:space-between;padding:18px 32px;background:linear-gradient(135deg,#2563eb38,#10b9812e);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.4);box-shadow:0 22px 70px #0f172a14;position:sticky;top:0;z-index:10}.navbar-brand{display:flex;flex-direction:column}.navbar .logo{font-size:28px;font-weight:800;color:#0f172a;letter-spacing:.4px;text-shadow:0 1px 2px rgba(15,23,42,.12)}.brand-tag{font-size:12px;color:#475569;margin-top:6px}.navbar nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}.navbar nav>a{color:#0f172ae6;font-weight:700;position:relative;padding:10px 0;transition:color .25s ease,transform .2s ease}.navbar nav>a:hover{color:var(--primary);transform:translateY(-1px)}.navbar nav>a.active{color:var(--primary)}.navbar nav>a.active:after{content:"";position:absolute;bottom:-6px;left:0;width:100%;height:3px;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--secondary))}.nav-cta{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary),#0ea5e9);color:#fff;padding:12px 24px;border-radius:999px;font-weight:700;text-decoration:none;letter-spacing:.02em;min-height:46px;box-shadow:0 12px 24px #2563eb29;transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease}.nav-cta:hover{transform:translateY(-2px);box-shadow:0 16px 40px #2563eb33;opacity:.96}.page{padding:28px 48px;max-width:1240px;margin:0 auto}.policy-section{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:24px;padding:28px 32px;margin-bottom:32px;box-shadow:0 20px 60px #0f172a0f}.policy-inner h2{font-size:28px;margin-bottom:14px;color:var(--primary)}.policy-inner h3{font-size:20px;margin-top:24px;margin-bottom:12px;color:#0f172a}.policy-inner h4{font-size:17px;margin-top:18px;margin-bottom:10px;color:#111827}.policy-inner h5{font-size:15px;margin-top:14px;margin-bottom:8px;color:#111827}.policy-inner p{color:var(--muted);line-height:1.75;margin-bottom:14px}.policy-inner ul{margin-left:20px;margin-bottom:16px;color:var(--muted)}.policy-inner li{margin-bottom:10px}.hero{padding:80px 56px 100px;display:flex;align-items:center;justify-content:space-between;gap:80px;background:linear-gradient(135deg,#2563eb1f,#10b9811f);border-radius:32px;box-shadow:0 50px 120px #2563eb14}.hero-copy{max-width:620px;display:flex;flex-direction:column;justify-content:center;gap:20px}.tagline{display:inline-block;margin-bottom:18px;padding:10px 18px;background:#10b98124;border-radius:999px;color:var(--secondary);font-weight:700;font-size:13px}.hero h1{font-size:48px;max-width:720px;margin-bottom:18px;line-height:1.05}.hero-note{margin:0 0 18px;color:var(--muted);font-size:16px;line-height:1.8;max-width:680px}.hero-note a{color:var(--primary);font-weight:700;text-decoration:underline;margin:0 4px}.hero-description{font-size:18px;color:var(--muted);max-width:620px;margin-bottom:28px}.hero-actions button{margin-right:14px;padding:14px 24px;border:none;border-radius:14px;font-weight:700;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}.hero-actions button:hover{transform:translateY(-1px);box-shadow:0 12px 32px #2563eb1f}.hero-actions .secondary{background:#fff;color:var(--primary);border:1px solid rgba(37,99,235,.2)}.hero-actions button:first-child{background:var(--primary);color:#fff}.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.hero-badges span{padding:10px 16px;border-radius:999px;background:#ffffffe0;font-weight:700;color:var(--text);box-shadow:0 10px 30px #0f172a0d}.hero-graphic{flex:1;display:flex;justify-content:center;align-items:center;position:relative}.hero-graphic:before{content:"";position:absolute;top:10%;right:0;width:220px;height:220px;background:radial-gradient(circle at center,rgba(37,99,235,.18),transparent 56%);border-radius:50%;filter:blur(28px)}.ai-card{position:relative;background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid rgba(37,99,235,.16);border-radius:28px;padding:32px;max-width:380px;box-shadow:0 30px 90px #2563eb14;align-self:flex-start}.ai-tag{display:inline-flex;padding:7px 14px;border-radius:999px;background:#2563eb1a;color:var(--primary);font-weight:700;font-size:12px;margin-bottom:18px}.ai-card h3{font-size:24px;margin-bottom:12px;color:var(--primary)}.ai-card p{color:var(--muted);line-height:1.8;margin-bottom:24px}.stats-row{display:flex;gap:20px}.stats-row div{background:#2563eb0f;padding:18px 20px;border-radius:20px;min-width:120px}.stats-row strong{display:block;font-size:22px;color:var(--primary);margin-bottom:6px}.stats-row span{font-size:13px;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(220px,1fr));gap:18px;margin:40px 0}.feature-card{background:#fffffff2;border:1px solid rgba(15,23,42,.08);border-radius:24px;padding:28px;box-shadow:0 20px 60px #0f172a0d;transition:transform .2s ease,box-shadow .2s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:0 24px 80px #0f172a1f}.feature-card h3{font-size:20px;margin-bottom:12px}.feature-card p{color:var(--muted);line-height:1.8}.categories{margin-top:20px}.categories h2{font-size:32px;margin-bottom:20px}.chips{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;align-items:start}.chips a{display:block}.chip{display:flex;align-items:center;justify-content:center;height:90px;border:1px solid rgba(15,23,42,.12);border-radius:18px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease;color:var(--text)}.chip:hover{transform:translateY(-3px);box-shadow:0 18px 50px #0f172a14}.chip strong{font-size:16px}.page.home{padding-top:24px;padding-bottom:40px}@media (max-width: 980px){.hero{flex-direction:column;align-items:flex-start}.hero-actions{display:flex;flex-direction:column;gap:12px}.hero-actions button{width:100%;max-width:260px}.feature-grid{grid-template-columns:1fr}}@media (max-width: 680px){.navbar{padding:16px 20px}.navbar nav{gap:12px}.hero{padding:40px 20px}.hero h1{font-size:36px}.hero-graphic{width:100%}.hero-badges{flex-direction:column;align-items:flex-start}.stats-row{grid-template-columns:1fr;display:grid}.chip{height:80px}}.quiz-page{display:flex;justify-content:center}.quiz-card{background:#fff;padding:32px;border-radius:24px;box-shadow:0 20px 50px #0f172a14;width:100%;max-width:700px}.quiz-card h2{font-size:28px;margin-bottom:10px}.quiz-card h3{font-size:22px;margin:20px 0}.choices{display:grid;gap:14px}.choices button{background:#f8fafc;border:1px solid rgba(15,23,42,.08);padding:16px 18px;border-radius:14px;font-weight:600;cursor:pointer;transition:all .2s ease}.choices button:hover{background:#2563eb14;border-color:#2563eb40}.quiz-card button{background:var(--primary);color:#fff;padding:14px 20px;border:none;border-radius:14px;cursor:pointer;margin-top:20px;transition:transform .2s ease,background .2s ease}.quiz-card button:hover{transform:translateY(-1px);background:#1d4ed8}.quiz-sidebar{min-width:240px;margin-right:30px}.contact-page .page-hero,.login-page .page-hero{margin-bottom:32px}.contact-grid{display:grid;grid-template-columns:1.1fr 1fr .9fr;gap:24px}.contact-card{background:#fff;border-radius:24px;padding:28px;box-shadow:0 20px 50px #0f172a14}.policy-card{display:flex;flex-direction:column;justify-content:flex-start}.policy-header{margin-bottom:20px}.policy-tab{background:#2563eb14;border:none;border-radius:999px;padding:10px 18px;color:var(--primary);font-weight:700;cursor:pointer;transition:all .2s ease}.policy-tab.active{background:var(--primary);color:#fff}.policy-body{display:flex;flex-direction:column;gap:18px}.policy-body.empty{color:var(--muted);font-size:15px}.policy-body h2{margin-bottom:10px;color:var(--text)}.policy-body p{color:var(--muted);line-height:1.7}.app-links{display:grid;gap:14px}.app-link{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:18px;border:1px solid rgba(15,23,42,.08);text-decoration:none;color:var(--text);transition:all .2s ease}.app-link:hover{background:#2563eb0f;transform:translateY(-1px)}.app-logo{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:16px;background:#2563eb1f;font-weight:800;color:var(--primary)}.app-link strong{display:block;font-size:16px}.app-link span{font-size:14px;color:var(--muted)}.contact-details ul{list-style:none;padding:0;margin:20px 0 0}.contact-details li{margin-bottom:12px;color:var(--muted)}.contact-form form,.login-card form{display:grid;gap:16px}.contact-form label,.login-card label{display:flex;flex-direction:column;gap:8px;font-weight:600;color:#0f172a}.contact-form input,.contact-form textarea,.login-card input{width:100%;padding:14px 16px;border:1px solid rgba(15,23,42,.12);border-radius:14px;background:#f8fafc}.contact-form textarea{min-height:140px;resize:vertical}.contact-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px}.social-link{display:inline-flex;align-items:center;gap:10px;padding:12px 16px;border-radius:14px;border:1px solid rgba(15,23,42,.12);color:var(--text);text-decoration:none;background:#fff;transition:transform .2s ease,box-shadow .2s ease}.social-link:hover{transform:translateY(-2px);box-shadow:0 12px 30px #0f172a1a}.social-link svg{width:20px;height:20px}.social-link.linkedin{color:#0a66c2}.contact-form button,.login-card button{background:var(--primary);color:#fff;border:none;border-radius:14px;padding:14px 18px;font-weight:700;cursor:pointer}.login-card{max-width:420px;margin:0 auto;background:#fff;border-radius:24px;padding:32px;box-shadow:0 20px 50px #0f172a14}.login-card h2{margin-bottom:20px}.login-note{margin-top:18px;color:var(--muted);font-size:14px}@media (max-width: 900px){.contact-grid{grid-template-columns:1fr}}.quiz-panel{background:#fff;border:1px solid rgba(15,23,42,.08);border-radius:24px;padding:24px;box-shadow:0 20px 50px #0f172a0d}.quiz-panel h2{font-size:16px;text-transform:uppercase;letter-spacing:.12em;color:#475569;margin-bottom:14px}.quiz-panel button{width:100%;text-align:left;padding:14px 16px;border:none;border-radius:14px;background:#f8fafc;color:#0f172a;font-weight:700;margin-bottom:10px;cursor:pointer;transition:all .2s ease}.quiz-panel button.active{background:var(--primary);color:#fff}.quiz-panel button:hover{background:#2563eb14}.level-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.quiz-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px}.quiz-header .badge{display:inline-flex;padding:10px 14px;border-radius:999px;background:#2563eb1f;color:var(--primary);font-weight:700;text-transform:uppercase;font-size:12px;letter-spacing:.06em}.quiz-meta{display:flex;flex-direction:column;gap:8px;color:var(--muted);font-size:14px;text-align:right}.quiz-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:24px;color:var(--muted)}.quiz-result{text-align:center;padding:36px 24px}.quiz-result h2{font-size:32px;margin-bottom:18px}.quiz-result p{margin:10px 0;color:#475569;font-size:16px}@media (max-width: 900px){.hero{flex-direction:column;align-items:flex-start}.hero div{max-width:100%}.hero-graphic{width:100%;margin-top:24px}.categories{padding-bottom:24px}.chips{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.quiz-page{flex-direction:column;align-items:center}.quiz-sidebar{width:100%;margin-right:0;margin-bottom:24px}}
