:root { font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif; color: #172033; background: #f4f2ed; font-synthesis: none; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
.auth-shell { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(480px, 1.1fr); min-height: 100vh; }
.brand-panel { position: relative; display: flex; flex-direction: column; overflow: hidden; padding: 44px clamp(34px, 5vw, 78px); color: #fff; background: #172033; }
.brand-panel::after { content: ""; position: absolute; right: -18%; bottom: -12%; width: 70%; aspect-ratio: 1; border: 1px solid rgba(255,255,255,.15); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.025), 0 0 0 140px rgba(255,255,255,.025); }
.register-brand { background: #332b68; }
.brand, .mobile-brand { position: relative; z-index: 1; display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; color: #172033; background: #fff; font-weight: 800; }
.brand strong { display: block; font-size: 15px; }.brand small { display: block; margin-top: 2px; color: rgba(255,255,255,.6); font-size: 12px; }
.brand-copy { position: relative; z-index: 1; margin: auto 0; }
.eyebrow, .step { margin: 0 0 18px; color: #b5a7ff; font: 700 12px/1 monospace; letter-spacing: .14em; }
.brand-copy h1 { max-width: 620px; margin: 0; font-size: clamp(42px, 5vw, 72px); line-height: 1.05; letter-spacing: -.05em; }
.brand-copy > p:last-child { max-width: 560px; margin: 26px 0 0; color: rgba(255,255,255,.65); font-size: 17px; line-height: 1.8; }
.app-list, .review-flow { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 9px; }
.app-list span, .review-flow span { padding: 9px 12px; border: 1px solid rgba(255,255,255,.16); border-radius: 99px; color: rgba(255,255,255,.72); font-size: 12px; }
.form-panel { display: grid; place-items: center; padding: 34px; background: radial-gradient(circle at 85% 8%, #fff 0, transparent 32%), #f4f2ed; }
.auth-card { width: min(100%, 430px); padding: 38px; border: 1px solid #e4e0d8; border-radius: 22px; background: rgba(255,255,255,.88); box-shadow: 0 24px 70px rgba(23,32,51,.09); }
.auth-card header { margin-bottom: 28px; }.auth-card h2 { margin: 0 0 8px; font-size: 30px; letter-spacing: -.035em; }.auth-card header > p:last-child, .success-card > p { margin: 0; color: #77746d; line-height: 1.65; }
.auth-card label:not(.remember) { display: block; margin-top: 16px; font-size: 13px; font-weight: 650; }
.auth-card input:not([type="checkbox"]) { width: 100%; margin-top: 7px; padding: 13px 14px; border: 1.5px solid #d8d4cb; border-radius: 11px; color: #172033; background: #fff; outline: none; font: inherit; }
.auth-card input:focus { border-color: #6d51e8; box-shadow: 0 0 0 3px rgba(109,81,232,.11); }
.remember { display: flex; align-items: center; gap: 7px; margin: 15px 0 0; color: #66635d; font-size: 13px; }
.notice { margin: 16px 0 0; padding: 11px 12px; border-radius: 10px; color: #625e57; background: #eeebe5; font-size: 12px; line-height: 1.6; }
.message { margin: 14px 0 0; padding: 10px 12px; border-radius: 9px; font-size: 13px; }.error { color: #b42318; background: #fff0ee; }
.primary-button { width: 100%; margin-top: 20px; padding: 13px 16px; border: 0; border-radius: 11px; color: #fff; background: #172033; font: 700 15px/1.2 inherit; cursor: pointer; }.primary-button:disabled { opacity: .55; cursor: wait; }
.switch-link { margin: 18px 0 0; color: #77746d; text-align: center; font-size: 13px; }.switch-link a, .home-link { color: #6d51e8; font-weight: 650; text-decoration: none; }
.home-link { display: block; margin-top: 20px; color: #77746d; text-align: center; font-size: 12px; }
.mobile-brand { display: none; }.mobile-brand .brand-mark { color: #fff; background: #172033; }
.success-card { text-align: center; }.success-card > p { margin: 9px 0; }.success-icon { display: grid; place-items: center; width: 62px; height: 62px; margin: 0 auto 20px; border-radius: 50%; color: #fff; background: #16a34a; font-size: 30px; }.button-link { display: block; text-decoration: none; }

@media (max-width: 820px) {
  .auth-shell { grid-template-columns: 1fr; }.brand-panel { display: none; }.form-panel { min-height: 100vh; padding: 20px; }.auth-card { padding: 30px 24px; }.mobile-brand { display: flex; margin-bottom: 30px; }.auth-card h2 { font-size: 26px; }
}