:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface2: #243044;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --danger: #ef4444;
  --radius: 10px;
  --font: "DM Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.brand-mark {
  font-weight: 700;
  color: var(--accent);
  margin-right: 8px;
}

.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--surface2);
  gap: 12px;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: none;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--surface2);
}
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }

.btn-sm { padding: 6px 12px; font-size: 13px; }

.btn-google {
  background: #fff;
  color: #333;
  width: 100%;
  justify-content: center;
  padding: 14px;
}

.page-login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at top, #1e3a5f 0%, var(--bg) 55%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 40px;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--surface2);
  text-align: center;
}

.login-card h1 { margin: 8px 0 12px; font-size: 1.6rem; }
.login-card p { color: var(--muted); margin: 0 0 24px; }
.login-note { font-size: 13px; margin-top: 16px !important; }
.login-legacy { font-size: 12px; margin-top: 24px !important; }

.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.board-card {
  background: var(--surface);
  border: 1px solid var(--surface2);
  border-radius: var(--radius);
  padding: 16px;
  transition: border-color 0.15s;
}
.board-card:hover { border-color: var(--accent); }

.board-card h3 { margin: 0 0 8px; font-size: 1rem; }
.board-card .meta { font-size: 12px; color: var(--muted); }
.board-card-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }

.muted { color: var(--muted); }
h2 { font-size: 1.1rem; margin: 28px 0 0; color: var(--muted); font-weight: 600; }

.dashboard-actions { margin-bottom: 8px; }

.board-title-input {
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  min-width: 200px;
}
.board-title-input:focus { outline: 1px solid var(--accent); border-radius: 4px; }

.save-status { font-size: 12px; }
.badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface2);
}
.badge-view { color: #fbbf24; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal.hidden { display: none; }
.modal-content {
  background: var(--surface);
  padding: 24px;
  border-radius: 12px;
  width: min(480px, 92vw);
  border: 1px solid var(--surface2);
}
.share-links label { display: block; margin-top: 12px; font-size: 13px; color: var(--muted); }
.copy-row { display: flex; gap: 8px; margin-top: 6px; }
.copy-row input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--surface2);
  color: var(--text);
  padding: 8px;
  border-radius: 6px;
  font-size: 12px;
}

.settings-card {
  background: var(--surface);
  padding: 24px;
  border-radius: var(--radius);
  max-width: 400px;
}
.settings-card label { display: block; margin-top: 16px; }
.settings-card input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px;
  background: var(--bg);
  border: 1px solid var(--surface2);
  color: var(--text);
  border-radius: 6px;
}

.alert-error { color: var(--danger); }

/* Landing */
.page-landing {
  min-height: 100vh;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, #1e3a5f 0%, var(--bg) 50%);
}

.landing {
  max-width: 560px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.landing-header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 40px;
}

.brand-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

.brand-sub {
  font-size: 1rem;
  color: var(--muted);
  font-weight: 500;
}

.landing-hero h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 16px;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 20px;
}

.hero-features {
  margin: 0 0 28px;
  padding-left: 1.2rem;
  color: #b8c5d9;
}

.hero-features li { margin-bottom: 8px; }

.btn-xl {
  width: 100%;
  justify-content: center;
  padding: 16px 20px;
  font-size: 1rem;
}

.landing-note {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  margin-top: 14px;
}

.landing-footer {
  margin-top: auto;
  text-align: center;
  font-size: 12px;
  padding-top: 32px;
}