:root{
  --bg:#f4f7fb;--surface:#ffffff;--surface-soft:#f8fafc;--text:#172033;--muted:#667085;
  --line:#e5eaf0;--primary:#173d65;--primary-strong:#102f50;--accent:#2f76b7;--danger:#b42318;
  --danger-bg:#fef3f2;--danger-line:#fecdca;--shadow:0 24px 70px rgba(16,47,80,.11);
  --radius-xl:28px;--radius-lg:18px;--radius-md:12px;
}
*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}body{margin:0;min-height:100vh}button,input{font:inherit}
a{color:inherit}.eyebrow{display:inline-block;font-size:.76rem;line-height:1.3;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.auth-page{background:linear-gradient(145deg,#eef4fa 0%,#f8fafc 55%,#eef2f6 100%)}.auth-shell{min-height:100vh;display:grid;grid-template-columns:minmax(420px,1.08fr) minmax(420px,.92fr)}
.auth-brand{position:relative;overflow:hidden;padding:clamp(42px,6vw,92px);display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(145deg,#102f50,#173d65 58%,#205a8c);color:#fff}.auth-brand::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-240px;bottom:-230px;border:1px solid rgba(255,255,255,.15);box-shadow:0 0 0 80px rgba(255,255,255,.035),0 0 0 160px rgba(255,255,255,.025)}
.brand-mark{position:relative;z-index:1;width:76px;height:76px;border-radius:22px;display:grid;place-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:1.35rem;font-weight:900;letter-spacing:.08em;backdrop-filter:blur(10px)}.brand-mark.small{width:60px;height:60px;border-radius:17px;background:#173d65;color:#fff;border:0;margin-bottom:28px}
.auth-brand-copy{position:relative;z-index:1;max-width:700px}.auth-brand .eyebrow{color:#b9daf5}.auth-brand h1{font-size:clamp(2.45rem,4.4vw,4.85rem);line-height:1.02;letter-spacing:-.055em;margin:16px 0 24px;max-width:850px}.auth-brand p{max-width:650px;font-size:clamp(1rem,1.25vw,1.2rem);line-height:1.75;color:rgba(255,255,255,.76);margin:0}
.auth-security-note{position:relative;z-index:1;display:flex;align-items:center;gap:10px;font-size:.9rem;color:rgba(255,255,255,.74)}.status-dot{width:8px;height:8px;border-radius:50%;background:#8fe3b0;box-shadow:0 0 0 5px rgba(143,227,176,.12)}
.auth-panel{display:grid;place-items:center;padding:42px}.auth-card{width:min(100%,470px);background:rgba(255,255,255,.96);border:1px solid rgba(216,224,233,.9);border-radius:var(--radius-xl);padding:clamp(30px,5vw,48px);box-shadow:var(--shadow)}.mobile-brand{display:none}.auth-card-header h2{font-size:clamp(1.9rem,3vw,2.55rem);letter-spacing:-.035em;margin:10px 0 8px}.auth-card-header p{margin:0;color:var(--muted);line-height:1.6}.auth-form{display:grid;gap:20px;margin-top:32px}.field{display:grid;gap:8px}.field>span{font-size:.89rem;font-weight:750;color:#344054}.field input{width:100%;height:52px;border:1px solid #d6dee8;border-radius:var(--radius-md);padding:0 14px;background:#fff;color:var(--text);outline:none;transition:border-color .18s,box-shadow .18s}.field input:focus{border-color:#79a8d2;box-shadow:0 0 0 4px rgba(47,118,183,.10)}.password-wrap{position:relative}.password-wrap input{padding-right:70px}.password-toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--primary);font-weight:800;font-size:.82rem;padding:8px;cursor:pointer}
.btn{min-height:50px;border-radius:12px;border:0;padding:0 20px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer}.btn-primary{background:linear-gradient(180deg,#1f5788,#173d65);color:#fff;box-shadow:0 10px 24px rgba(23,61,101,.18)}.btn-primary:hover{background:var(--primary-strong)}.btn-secondary{background:#edf2f7;color:var(--primary)}.btn-block{width:100%}.alert{border-radius:12px;padding:13px 14px;margin-top:22px;font-size:.91rem;line-height:1.45}.alert-error{color:var(--danger);background:var(--danger-bg);border:1px solid var(--danger-line)}.auth-footer{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:.78rem;color:#98a2b3}
.app-page{background:var(--bg)}.app-preview{min-height:100vh;display:grid;place-items:center;padding:30px}.app-preview-card{width:min(760px,100%);background:#fff;border:1px solid var(--line);border-radius:26px;padding:44px;box-shadow:var(--shadow)}.app-preview-card h1{font-size:2.2rem;letter-spacing:-.04em;margin:10px 0}.app-preview-card p{color:var(--muted);line-height:1.65}.preview-actions{margin-top:28px}
@media(max-width:900px){.auth-shell{grid-template-columns:1fr}.auth-brand{display:none}.auth-panel{min-height:100vh;padding:24px}.mobile-brand{display:grid;width:58px;height:58px;border-radius:17px;place-items:center;background:var(--primary);color:#fff;font-weight:900;letter-spacing:.08em;margin-bottom:30px}.auth-card{padding:32px 26px;border-radius:22px}}
@media(max-width:480px){.auth-panel{padding:14px}.auth-card{padding:28px 20px;box-shadow:0 18px 45px rgba(16,47,80,.09)}.auth-card-header h2{font-size:1.9rem}.auth-footer{font-size:.74rem}.app-preview-card{padding:28px 22px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}