/* Shared glass shell — consumed by index, login, signup.
   Both app HTMLs embed their own style blocks. */
:root {
  --bg: #0e0d0b;
  --bg-2: #121110;
  --card: #1a1815;
  --card-2: #221f1b;
  --border: #2c2823;
  --border-2: #3a342c;
  --text: #f3efe6;
  --text-2: #a9a193;
  --text-3: #766f62;
  --accent: #c9a66e;
  --accent-2: #deb987;
  --accent-soft: rgba(201, 166, 110, 0.10);
  --mint: #8fbf7a;
  --mint-soft: rgba(143, 191, 122, 0.14);
  --rose: #d48b7e;
  --rose-soft: rgba(212, 139, 126, 0.14);
  --glass-bg: rgba(26, 24, 21, 0.58);
  --glass-bg-soft: rgba(26, 24, 21, 0.42);
  --glass-border: rgba(255, 255, 255, 0.07);
  --glass-highlight: rgba(255, 255, 255, 0.10);
  --glass-shadow: 0 18px 50px -16px rgba(0, 0, 0, 0.6);
  --specular: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 36%);
  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 24px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -0.002em;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: -10%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(720px 560px at 12% 12%, rgba(201, 166, 110, 0.22), transparent 60%),
    radial-gradient(640px 520px at 88% 22%, rgba(156, 180, 201, 0.18), transparent 60%),
    radial-gradient(800px 640px at 72% 82%, rgba(179, 154, 201, 0.14), transparent 60%),
    radial-gradient(560px 480px at 22% 88%, rgba(143, 191, 122, 0.12), transparent 60%);
  filter: blur(4px);
  animation: drift 40s ease-in-out infinite alternate;
}
@keyframes drift {
  0%   { transform: translate3d(0,0,0) scale(1); }
  100% { transform: translate3d(1.5%, -1.2%, 0) scale(1.04); }
}
button { font-family: inherit; cursor: pointer; letter-spacing: inherit; }
input, select { font-family: inherit; letter-spacing: inherit; }

.page {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 32px;
}
.auth-card {
  background: var(--glass-bg);
  backdrop-filter: blur(36px) saturate(1.8);
  -webkit-backdrop-filter: blur(36px) saturate(1.8);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 40px 44px;
  width: 100%;
  max-width: 420px;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 var(--glass-highlight), 0 30px 80px -20px rgba(0,0,0,.65);
}
.auth-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--specular); pointer-events: none;
  border-radius: inherit;
}
.auth-card > * { position: relative; z-index: 1; }

.brand-mark {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  color: var(--bg); font-weight: 500; font-size: 19px;
  box-shadow: 0 8px 20px -10px rgba(201, 166, 110, 0.55);
  margin-bottom: 24px;
}
h1 {
  font-size: 24px; font-weight: 300;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.subtitle {
  color: var(--text-2);
  font-size: 13px;
  margin-bottom: 28px;
}

.form-field { margin-bottom: 14px; }
.form-label {
  display: block;
  font-size: 10.5px; font-weight: 500;
  color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.input {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 13.5px;
  transition: border-color .15s ease, background .15s ease;
}
.input:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--card-2);
}
.input-hint {
  font-size: 11px;
  color: var(--text-3);
  margin-top: 6px;
}

.btn {
  padding: 11px 18px;
  border-radius: 99px;
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
  font-size: 13px; font-weight: 500;
  transition: all .15s ease;
  display: inline-flex; align-items: center; gap: 7px;
  width: 100%;
  justify-content: center;
}
.btn:hover { background: var(--accent-2); border-color: var(--accent-2); transform: translateY(-0.5px); }
.btn:disabled { opacity: 0.5; cursor: wait; }

.btn-ghost {
  background: transparent; color: var(--text-2);
  border-color: var(--glass-border);
}
.btn-ghost:hover { background: var(--glass-bg-soft); color: var(--text); }

.alt-link {
  text-align: center;
  margin-top: 18px;
  font-size: 13px;
  color: var(--text-2);
}
.alt-link a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.alt-link a:hover { text-decoration: underline; }

.error {
  padding: 10px 14px;
  background: var(--rose-soft);
  border: 1px solid var(--rose);
  color: var(--rose);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  margin-bottom: 14px;
  display: none;
}
.error.show { display: block; }

.success {
  padding: 10px 14px;
  background: var(--mint-soft);
  border: 1px solid var(--mint);
  color: var(--mint);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  margin-bottom: 14px;
  display: none;
}
.success.show { display: block; }