:root {
  --bg: #1a1a1a;
  --panel: #1f1f1f;
  --panel-alt: #1b1b1b;
  --sidebar-bg: #161616;
  --chip-bg: #141414;
  --surface-muted: #0f0f0f;
  --input-bg: #151515;
  --border: #2a2a2a;
  --muted: #9d9d9d;
  --text: #ededed;
  --accent: #b581e3;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  font-size: 14px;
}

body.theme-dark {
  --bg: #1a1a1a;
  --panel: #1f1f1f;
  --panel-alt: #1b1b1b;
  --sidebar-bg: #161616;
  --chip-bg: #141414;
  --surface-muted: #0f0f0f;
  --input-bg: #151515;
  --border: #2a2a2a;
  --muted: #9d9d9d;
  --text: #ededed;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

body.theme-light {
  --bg: #FBFAF8;
  --panel: #ffffff;
  --panel-alt: #f5f5f5;
  --sidebar-bg: #FBFAF8;
  --chip-bg: #f0f0f0;
  --surface-muted: #ececec;
  --input-bg: #ffffff;
  --border: #e0e0e0;
  --muted: #5c5b70;
  --text: #3a3a3a;
  --shadow: 0 18px 36px rgba(25, 16, 50, 0.12);
}

body.theme-system {
  --bg: #FBFAF8;
  --panel: #ffffff;
  --panel-alt: #f5f5f5;
  --sidebar-bg: #FBFAF8;
  --chip-bg: #f0f0f0;
  --surface-muted: #ececec;
  --input-bg: #ffffff;
  --border: #e0e0e0;
  --muted: #5c5b70;
  --text: #3a3a3a;
  --shadow: 0 18px 36px rgba(25, 16, 50, 0.12);
}

@media (prefers-color-scheme: dark) {
  body.theme-system {
    --bg: #1a1a1a;
    --panel: #1f1f1f;
    --panel-alt: #1b1b1b;
    --sidebar-bg: #161616;
    --chip-bg: #141414;
    --surface-muted: #0f0f0f;
    --input-bg: #151515;
    --border: #2a2a2a;
    --muted: #9d9d9d;
    --text: #ededed;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow: hidden;
  transition: background 160ms ease, color 160ms ease;
}

body.settings-open {
  overflow: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.subtitle {
  color: #b3b3b3;
  font-size: 0.95rem;
}

.error-text {
  color: #ff6b6b;
  font-size: 0.85rem;
  margin: 0.2rem 0 0.8rem;
}

.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 2rem;
  padding: 2rem;
}

.landing-card {
  text-align: center;
}

.landing-card h1 {
  font-size: 3rem;
}

.landing-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  letter-spacing: -0.01em;
}

.landing-logo {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
}

.landing-card h1 .highlight {
  color: var(--accent);
}

.auth-grid {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(200px, 260px));
  gap: 1rem;
  text-align: center;
}

.grid-title {
  grid-column: span 2;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
}

.auth-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1rem;
  background: var(--panel-alt);
  cursor: pointer;
  transition: transform 160ms ease;
}

.auth-card:hover {
  transform: translateY(-4px);
}

.auth-card i {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.auth-card p {
  color: var(--muted);
}

/* Landing Page Footer */
.landing-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-family: "Montserrat", sans-serif;
}

.footer-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-link:hover {
  color: var(--accent);
  background: rgba(181, 129, 227, 0.12);
}

.footer-separator {
  color: var(--muted);
  font-size: 0.9rem;
  opacity: 0.4;
}

@media (max-width: 960px) {
  .landing {
    padding: 1.5rem 1rem;
  }
  .auth-grid {
    grid-template-columns: 1fr;
  }
}