:root{--primary: #8b5cf6;--primary-strong: #7c3aed;--bg-dark: #09090b;--surface: rgba(24, 24, 27, .78);--glass: rgba(255, 255, 255, .04);--border: rgba(255, 255, 255, .08);--text-main: #f8fafc;--text-muted: #94a3b8;--success: #10b981;--danger: #ef4444;--warning: #f59e0b}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,system-ui,-apple-system,sans-serif}body{background:var(--bg-dark);color:var(--text-main);min-height:100vh}a{color:inherit;text-decoration:none}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:2.5rem 1.5rem;position:relative;overflow:hidden}.auth-shell:before,.auth-shell:after{content:"";position:absolute;border-radius:999px;filter:blur(80px);opacity:.8;z-index:0}.auth-shell:before{width:420px;height:420px;top:-120px;left:-120px;background:radial-gradient(circle,#6366f173,#6366f100)}.auth-shell:after{width:520px;height:520px;bottom:-160px;right:-160px;background:radial-gradient(circle,#0ea5e959,#0ea5e900)}.auth-layout{width:min(1100px,100%);display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;position:relative;z-index:1}.auth-hero,.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:28px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:2.5rem}.auth-hero{display:flex;flex-direction:column;justify-content:space-between;min-height:520px}.auth-brand{display:inline-flex;align-items:center;gap:.75rem;font-weight:700;font-size:1.1rem;color:var(--text-main)}.auth-brand svg{width:36px;height:36px}.auth-hero h1{font-size:2.2rem;line-height:1.2;margin:1.5rem 0 1rem}.auth-hero p{color:var(--text-muted);font-size:1rem;line-height:1.6}.auth-pill{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:999px;background:#6366f126;color:#c7d2fe;font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;font-weight:600}.auth-feature-list{list-style:none;display:grid;gap:1rem;margin-top:2rem}.auth-feature-list li{display:flex;align-items:flex-start;gap:.75rem;color:var(--text-muted);font-size:.95rem}.auth-feature-list svg{flex-shrink:0;margin-top:2px;color:var(--primary)}.auth-card-header{margin-bottom:1.5rem}.auth-card-header h2{font-size:1.6rem;margin-bottom:.35rem}.auth-card-header p{color:var(--text-muted);font-size:.95rem}.form-group{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.25rem}.form-label{font-size:.85rem;color:var(--text-muted);font-weight:500}.form-input{background:#0f172a99;border:1px solid var(--border);color:var(--text-main);padding:.8rem 1rem;border-radius:12px;font-size:.95rem;outline:none;transition:border-color .2s ease,box-shadow .2s ease}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f133}.form-hint{color:var(--text-muted);font-size:.8rem}.form-error{color:#fca5a5;font-size:.8rem}.checkbox-row{display:flex;align-items:center;gap:.5rem;color:var(--text-muted);font-size:.85rem}.checkbox-row input{accent-color:var(--primary)}.form-actions{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:1.5rem;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:.5rem;border-radius:12px;padding:.75rem 1.4rem;font-weight:600;font-size:.9rem;border:1px solid transparent;cursor:pointer;transition:all .2s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-strong);box-shadow:0 0 18px #6366f159}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text-muted)}.btn-ghost:hover{color:var(--text-main);border-color:var(--primary);background:#6366f114}.link{color:#c7d2fe;font-weight:600}.link:hover{color:#e0e7ff}.alert{border-radius:12px;padding:.85rem 1rem;border:1px solid var(--border);background:#0f172a99;font-size:.85rem;margin-bottom:1rem}.alert-success{border-color:#22c55e66;color:#86efac}.alert-error{border-color:#ef444480;color:#fca5a5}.alert-warning{border-color:#f59e0b80;color:#fcd34d}.alert-info{border-color:#6366f180;color:#c7d2fe}.alert-list{margin:.5rem 0 0 1.2rem}.auth-footer{margin-top:2rem;color:var(--text-muted);font-size:.85rem;text-align:center}.landing-shell{min-height:100vh;background:var(--bg-dark);color:var(--text-main);padding:3rem 1.5rem 4rem;position:relative;overflow:hidden}.landing-shell:before,.landing-shell:after{content:"";position:absolute;border-radius:999px;filter:blur(90px);opacity:.7;z-index:0}.landing-shell:before{width:560px;height:560px;top:-180px;left:-200px;background:radial-gradient(circle,#6366f166,#6366f100)}.landing-shell:after{width:620px;height:620px;bottom:-240px;right:-220px;background:radial-gradient(circle,#0ea5e94d,#0ea5e900)}.landing-inner{max-width:1100px;margin:0 auto;position:relative;z-index:1}.landing-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:3.5rem}.landing-hero{display:grid;grid-template-columns:1.2fr .8fr;gap:2.5rem;align-items:center}.landing-hero h1{font-size:2.6rem;line-height:1.1;margin-bottom:1rem}.landing-hero p{color:var(--text-muted);font-size:1rem;line-height:1.7;margin-bottom:1.5rem}.landing-card{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:2rem;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.landing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;margin-top:3rem}.landing-feature{background:#0f172ab3;border:1px solid var(--border);border-radius:20px;padding:1.5rem}.landing-feature h3{margin-bottom:.5rem;font-size:1rem}.landing-feature p{color:var(--text-muted);font-size:.9rem;line-height:1.6}@media (max-width: 960px){.auth-layout,.landing-hero{grid-template-columns:1fr}.auth-hero{min-height:auto}.auth-shell,.landing-shell{padding:2rem 1.25rem 3rem}}@media (max-width: 640px){.form-actions{flex-direction:column;align-items:stretch}}