:root{
  --bg:#f4f7fb;
  --text:#0f172a;
  --muted:#64748b;
  --blue:#2563eb;
  --blue-2:#1d4ed8;
  --line:#dbe5f3;
  --panel:#ffffff;
  --dark:#17273a;
  --dark-2:#223950;
  --shadow:0 24px 80px rgba(15,23,42,.16);
}
*{box-sizing:border-box}
html,body{min-height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
.login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(420px,1.1fr) minmax(380px,.9fr);padding:24px;gap:24px}
.brand-panel{position:relative;overflow:hidden;border-radius:28px;background:linear-gradient(145deg,#132235 0%,#223950 48%,#2563eb 100%);color:#fff;padding:34px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow)}
.brand-panel:before{content:"";position:absolute;inset:auto -20% -35% 25%;height:420px;background:radial-gradient(circle,rgba(96,165,250,.55),transparent 62%);filter:blur(16px)}
.brand-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(0deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent 78%)}
.brand-top,.hero-copy,.feature-grid{position:relative;z-index:1}
.brand-top{display:flex;align-items:center;gap:14px}.brand-mark{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#fff;color:var(--blue);font-weight:900;font-size:24px}.brand-name{font-size:21px;font-weight:800}.brand-subtitle{font-size:13px;color:#bfdbfe;margin-top:2px}.hero-copy{max-width:720px;margin:80px 0}.eyebrow{display:inline-flex;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.12);color:#dbeafe;font-size:13px;font-weight:700;margin-bottom:18px}.hero-copy h1{font-size:54px;line-height:1.02;letter-spacing:-.055em;margin:0 0 18px}.hero-copy p{max-width:620px;font-size:17px;line-height:1.7;color:#dbeafe;margin:0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature-card{min-height:142px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.1);backdrop-filter:blur(16px);border-radius:22px;padding:18px}.feature-card span{display:inline-flex;font-size:12px;color:#bfdbfe;font-weight:800;margin-bottom:18px}.feature-card strong{display:block;font-size:16px;margin-bottom:8px}.feature-card p{margin:0;color:#dbeafe;font-size:13px;line-height:1.45}.form-panel{display:grid;place-items:center}.login-card{width:min(100%,460px);background:var(--panel);border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:0 18px 54px rgba(15,23,42,.1)}.card-header{display:flex;gap:14px;align-items:center;margin-bottom:28px}.mini-logo{width:42px;height:42px;border-radius:14px;background:#eff6ff;color:var(--blue);display:grid;place-items:center;font-size:22px}.card-header h2{margin:0;font-size:28px;letter-spacing:-.04em}.card-header p{margin:5px 0 0;color:var(--muted);font-size:14px}.alert{background:#fff1f2;color:#be123c;border:1px solid #fecdd3;border-radius:16px;padding:13px 14px;font-size:14px;font-weight:600;margin-bottom:18px}.login-form{display:grid;gap:10px}.login-form label{font-weight:700;font-size:13px;color:#334155;margin-top:8px}.login-form input{height:52px;border:1px solid var(--line);border-radius:16px;padding:0 16px;font:inherit;font-weight:600;outline:none;background:#f8fafc;color:var(--text)}.login-form input:focus{border-color:#93c5fd;box-shadow:0 0 0 4px rgba(37,99,235,.1);background:#fff}.login-form button{height:54px;border:none;border-radius:16px;background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;font:inherit;font-weight:800;cursor:pointer;margin-top:18px;box-shadow:0 14px 30px rgba(37,99,235,.28)}.login-form button:hover{transform:translateY(-1px)}.support-note{margin-top:20px;color:var(--muted);font-size:13px;line-height:1.5;text-align:center}
@media(max-width:980px){.login-shell{grid-template-columns:1fr}.brand-panel{min-height:520px}.hero-copy h1{font-size:42px}.feature-grid{grid-template-columns:1fr}}
@media(max-width:560px){.login-shell{padding:12px}.brand-panel,.login-card{border-radius:22px;padding:24px}.hero-copy{margin:48px 0}.hero-copy h1{font-size:34px}}