/* Prelogin theme: landing + auth, locked to London backdrop */
:root {
  --bg: #0c111b;
  --bg-glow: radial-gradient(120% 120% at 20% 20%, rgba(94, 243, 215, 0.18), transparent 42%),
             radial-gradient(140% 120% at 80% 0%, rgba(143, 140, 249, 0.16), transparent 45%);
  --card: rgba(255, 255, 255, 0.04);
  --card-strong: rgba(255, 255, 255, 0.06);
  --text: #e7ecf5;
  --muted: #9aa5b8;
  --accent: #5ef3d7;
  --accent-2: #8f8cf9;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  --radius: 14px;
  --font: "Poppins", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
}

/* London backdrop locked for all pages */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(12, 17, 27, 0.88), rgba(12, 17, 27, 0.6)),
    url("/assets/imgs/london.jpg") center/cover no-repeat,
    var(--bg-glow);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--bg-glow);
  opacity: 0.9;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px clamp(18px, 3vw, 40px);
  position: sticky;
  top: 0;
  background: linear-gradient(180deg, rgba(12, 17, 27, 0.9), rgba(12, 17, 27, 0.4));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 24px rgba(94, 243, 215, 0.35);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.brand-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #0b0f17;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(94, 243, 215, 0.35);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--card);
  transition: all 0.2s ease;
}

.btn:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0f17;
  border: none;
  box-shadow: 0 10px 30px rgba(94, 243, 215, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 16px 40px rgba(143, 140, 249, 0.32);
  transform: translateY(-2px);
}

.content {
  flex: 1;
  display: grid;
  place-items: center;
  padding: clamp(24px, 5vw, 64px);
}

.layout {
  width: min(1100px, 100%);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  align-items: center;
}

.hero {
  padding: clamp(18px, 4vw, 28px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.3px;
}

.hero h1 {
  margin: 16px 0 12px;
  font-size: clamp(32px, 5vw, 44px);
  line-height: 1.1;
}

.hero p {
  margin: 0 0 24px;
  color: var(--muted);
  max-width: 52ch;
}

.hero .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
}

.card h2 {
  margin: 0 0 10px;
}

.card p {
  margin: 0 0 16px;
  color: var(--muted);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.auth-card form {
  display: grid;
  gap: 14px;
}

label {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

input {
  width: 100%;
  padding: 12px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1624;
  color: var(--text);
  font-size: 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(94, 243, 215, 0.16);
}

.supporting {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
}

.notice {
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(94, 243, 215, 0.08);
  border: 1px solid rgba(94, 243, 215, 0.25);
  color: var(--text);
}

footer {
  padding: 18px clamp(18px, 3vw, 40px);
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
  background: rgba(12, 17, 27, 0.85);
  text-align: center;
}

@media (max-width: 720px) {
  nav {
    position: static;
  }
  .layout {
    grid-template-columns: 1fr;
  }
}