:root {
  --login-navy: #0b2336;
  --login-navy-soft: #173a53;
  --login-gold: #c9a565;
  --login-paper: #fffdf9;
  --login-cream: #f2eee6;
  --login-ink: #102536;
  --login-muted: #71808a;
  --login-line: #dfe2dd;
  --login-red: #a44742;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body { margin: 0; color: var(--login-ink); background: var(--login-cream); font-family: 'DM Sans', Arial, sans-serif; }
a, button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }

.login-page { min-height: 100vh; }
.login-shell { display: grid; grid-template-columns: minmax(380px, .9fr) minmax(430px, 1.1fr); min-height: 100vh; }
.login-brand-panel { position: relative; display: flex; flex-direction: column; justify-content: space-between; padding: clamp(30px, 6vw, 76px); overflow: hidden; color: #fff; background: var(--login-navy); }
.login-brand-panel::after { position: absolute; right: -150px; bottom: -180px; width: 440px; height: 440px; border: 1px solid rgba(201,165,101,.3); border-radius: 50%; content: ''; box-shadow: 0 0 0 34px rgba(201,165,101,.05), 0 0 0 68px rgba(201,165,101,.04); }
.login-logo { position: relative; z-index: 1; display: inline-flex; width: fit-content; }
.login-logo img { display: block; width: 178px; filter: brightness(0) invert(1); }
.login-brand-copy { position: relative; z-index: 1; max-width: 450px; margin: auto 0; padding: 80px 0; }
.login-brand-copy > span, .login-event-meta > span, .login-eyebrow { color: var(--login-gold); font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.login-brand-copy h1 { max-width: 440px; margin: 19px 0 19px; color: #fff; font-family: 'Instrument Serif', Georgia, serif; font-size: clamp(42px, 5vw, 68px); font-weight: 400; line-height: .96; letter-spacing: -.03em; }
.login-brand-copy p { max-width: 340px; margin: 0; color: rgba(255,255,255,.68); font-size: 14px; line-height: 1.7; }
.login-event-meta { position: relative; z-index: 1; display: grid; gap: 5px; width: fit-content; padding-top: 19px; border-top: 1px solid rgba(255,255,255,.18); }
.login-event-meta strong { color: #fff; font-size: 17px; }
.login-event-meta small { color: rgba(255,255,255,.56); font-size: 10px; font-weight: 800; letter-spacing: .08em; }

.login-card-wrap { display: grid; place-items: center; padding: 40px clamp(24px, 7vw, 110px); background: var(--login-paper); }
.login-card { width: min(100%, 420px); }
.login-card-head { margin-bottom: 34px; }
.login-card-head h2 { margin: 11px 0 9px; color: var(--login-navy); font-size: clamp(30px, 3vw, 42px); letter-spacing: -.04em; }
.login-card-head p { margin: 0; color: var(--login-muted); font-size: 13px; line-height: 1.6; }
.login-form { display: grid; gap: 21px; }
.login-form label { display: grid; gap: 8px; color: var(--login-navy); font-size: 11px; font-weight: 800; }
.login-form input { width: 100%; min-height: 50px; padding: 0 14px; color: var(--login-ink); border: 1px solid var(--login-line); border-radius: 3px; outline: 0; background: #fff; font-size: 13px; transition: border-color 160ms ease, box-shadow 160ms ease; }
.login-form input::placeholder { color: #a9b0b0; }
.login-form input:focus { border-color: var(--login-gold); box-shadow: 0 0 0 3px rgba(201,165,101,.14); }
.login-submit { display: inline-flex; align-items: center; justify-content: space-between; min-height: 54px; margin-top: 3px; padding: 0 18px; color: #fff; border: 0; border-radius: 3px; background: var(--login-navy); font-size: 12px; font-weight: 800; transition: background 160ms ease, transform 160ms ease; }
.login-submit:hover, .login-submit:focus-visible { background: var(--login-navy-soft); }
.login-submit:active { transform: scale(.985); }
.login-submit:disabled { cursor: wait; opacity: .7; }
.login-submit svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
.login-error { margin: -4px 0 0; padding: 11px 12px; color: var(--login-red); border: 1px solid rgba(164,71,66,.22); border-radius: 3px; background: rgba(164,71,66,.06); font-size: 12px; line-height: 1.5; }
.login-error[hidden] { display: none; }
.back-to-event { display: inline-flex; align-items: center; justify-self: center; margin-top: 34px; color: var(--login-navy); font-size: 11px; font-weight: 800; text-decoration: none; }
.back-to-event:hover { color: #987638; }

@media (max-width: 820px) {
  .login-shell { grid-template-columns: 1fr; }
  .login-brand-panel { min-height: 390px; padding: 28px 24px; }
  .login-brand-copy { padding: 56px 0 40px; }
  .login-brand-copy h1 { max-width: 390px; font-size: 48px; }
  .login-card-wrap { min-height: 560px; padding: 54px 24px; }
}

@media (max-width: 460px) {
  .login-brand-panel { min-height: 350px; }
  .login-brand-copy { padding: 48px 0 30px; }
  .login-brand-copy h1 { margin-top: 14px; font-size: 42px; }
  .login-brand-copy p { font-size: 12px; }
  .login-card-wrap { padding: 46px 20px; }
}