:root {
  --accent: #2563eb;
  --accent-2: #f59e0b;
  --bg-1: #f7faff;
  --bg-2: #fffbeb;
  --ink: #172033;
  --muted: #65758b;
  --line: rgba(23, 32, 51, .10);
  --panel: rgba(255, 255, 255, .82);
}
* { box-sizing: border-box; }
html { min-height: 100%; background: var(--bg-1); }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 16% 18%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 34%),
    radial-gradient(circle at 86% 12%, color-mix(in srgb, var(--accent-2) 20%, transparent), transparent 30%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2));
}
.shell { width: min(1120px, calc(100% - 40px)); min-height: 100vh; margin: 0 auto; display: grid; place-items: center; padding: 44px 0; }
.panel { width: 100%; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, .75fr); gap: 28px; align-items: stretch; }
.hero, .signin { border: 1px solid var(--line); background: var(--panel); backdrop-filter: blur(16px); box-shadow: 0 20px 80px rgba(31, 45, 70, .09); }
.hero { border-radius: 30px; padding: 42px; position: relative; overflow: hidden; }
.hero:after { content: ""; position: absolute; width: 180px; height: 180px; right: -60px; bottom: -70px; border-radius: 999px; background: color-mix(in srgb, var(--accent) 16%, transparent); }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; color: var(--accent); font-weight: 750; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.dot { width: 9px; height: 9px; border-radius: 999px; background: var(--accent-2); box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent-2) 14%, transparent); }
h1 { margin: 28px 0 14px; font-size: clamp(42px, 7vw, 74px); line-height: .93; letter-spacing: -0.04em; }
.intro { max-width: 640px; margin: 0; color: var(--muted); font-size: 20px; line-height: 1.55; }
.modules { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.modules span { padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.58); color: #334155; font-weight: 650; }
.signin { border-radius: 24px; padding: 28px; align-self: center; }
.product { display: flex; gap: 13px; align-items: center; margin-bottom: 22px; }
.mark { width: 46px; height: 46px; border-radius: 15px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: 0 14px 30px color-mix(in srgb, var(--accent) 24%, transparent); }
.name { font-size: 22px; font-weight: 800; }
.label { color: var(--muted); font-size: 14px; margin-top: 3px; }
label { display: block; margin: 16px 0 7px; color: #475569; font-size: 13px; font-weight: 700; }
input { width: 100%; height: 48px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.72); color: var(--ink); padding: 0 14px; font: inherit; outline: none; }
input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 14%, transparent); }
button { width: 100%; height: 50px; border: 0; border-radius: 15px; margin-top: 20px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; font-weight: 800; font-size: 15px; cursor: default; }
.notice { margin-top: 18px; padding: 13px 14px; border-radius: 14px; background: color-mix(in srgb, var(--accent) 9%, white); color: #475569; font-size: 14px; line-height: 1.45; }
footer { margin-top: 18px; color: #94a3b8; font-size: 12px; }
@media (max-width: 820px) { .shell { width: min(100% - 24px, 560px); padding: 26px 0; } .panel { grid-template-columns: 1fr; } .hero { padding: 30px; border-radius: 24px; } .signin { padding: 24px; } h1 { font-size: 44px; } .intro { font-size: 17px; } }