:root{--burgundy:#61121C;--burgundy-dark:#3e0b12;--copper:#C89B5C;--cream:#f7f1e8;--ink:#24262b}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;font-family:Inter,system-ui,sans-serif;background:
radial-gradient(circle at 15% 20%,rgba(200,155,92,.20),transparent 28%),
radial-gradient(circle at 88% 80%,rgba(255,255,255,.08),transparent 25%),
linear-gradient(135deg,#2c0a0e 0%,var(--burgundy-dark) 38%,#61121C 72%,#2a0b10 100%);
display:flex;align-items:center;justify-content:center;padding:28px;color:#fff}
.shell{width:min(1050px,96vw);background:rgba(255,253,249,.98);color:var(--ink);border-radius:26px;
box-shadow:0 30px 90px rgba(0,0,0,.32);overflow:hidden;border:1px solid rgba(255,255,255,.16)}
.panel{display:grid;grid-template-columns:1fr 1px 1fr;min-height:570px}
.brand-panel{padding:54px 50px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
background:linear-gradient(145deg,#fff,#f5eee5)}
.divider{background:linear-gradient(180deg,transparent,#d8c8b5,transparent);width:1px}
.access-panel{padding:54px 56px;display:flex;flex-direction:column;justify-content:center;background:#fffdf9}
.logo-wrap{width:min(310px,80%);padding:14px;background:#fff;border-radius:18px;box-shadow:0 12px 35px rgba(55,25,20,.12)}
.logo{width:100%;display:block}
.brand-name{font-weight:800;color:var(--burgundy);font-size:1.25rem;margin-top:20px;letter-spacing:-.02em}
.subtitle{font-size:1rem;line-height:1.55;color:#665b54;max-width:420px;margin-top:8px}
.copper-line{width:70px;height:4px;border-radius:4px;background:var(--copper);margin:18px auto 0}
h2{font-weight:800;color:var(--burgundy);letter-spacing:-.03em}
.form-control{padding:.75rem .85rem;border-color:#d9d2ca}
.form-control:focus{border-color:var(--copper);box-shadow:0 0 0 .2rem rgba(200,155,92,.16)}
.btn-main{background:var(--burgundy);border-color:var(--burgundy);color:#fff;padding:.75rem}
.btn-main:hover{background:#4d0e16;border-color:#4d0e16;color:#fff}
.google{border:1px solid #dadce0;background:#fff;color:#202124;padding:.75rem}
.google:hover{background:#f8f9fa;color:#202124}
.note{font-size:.78rem;color:#777}
@media(max-width:800px){
 body{padding:14px}
 .panel{grid-template-columns:1fr;min-height:auto}
 .divider{width:80%;height:1px;margin:auto;background:linear-gradient(90deg,transparent,#d8c8b5,transparent)}
 .brand-panel,.access-panel{padding:36px 28px}
 .logo-wrap{width:min(250px,70vw)}
}