/* main.css — mobile-first, no framework, minimal footprint */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-danger: #dc2626;
  --color-success: #16a34a;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-muted: #64748b;
  --radius: 10px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: var(--space-4);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
}

.auth-card h1 {
  font-size: 1.4rem;
  margin: 0 0 var(--space-3);
}

.field {
  margin-bottom: var(--space-3);
}

.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: var(--space-1);
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius);
  font-size: 1rem;
  background: var(--color-bg);
}

.field input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.btn {
  width: 100%;
  padding: 13px;
  border: none;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: white;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn:active { background: var(--color-primary-dark); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-link {
  background: none;
  color: var(--color-primary);
  font-weight: 500;
  width: auto;
  padding: 8px 0;
}

.alert {
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
}

.alert-error { background: #fef2f2; color: var(--color-danger); }
.alert-success { background: #f0fdf4; color: var(--color-success); }

.muted-text {
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: var(--space-3);
}

.otp-input {
  letter-spacing: 6px;
  font-size: 1.3rem;
  text-align: center;
}

@media (min-width: 480px) {
  .auth-card { padding: 32px; }
}

/* Shared nav bar, injected by auth-guard.js on every protected page */
.tms-navbar { background: var(--color-surface); border-bottom: 1px solid #e2e8f0; margin-bottom: var(--space-3); }
.tms-navbar-inner { max-width: 80vw; margin: 0 auto; padding: 12px var(--space-3); display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.tms-navbar-greeting { font-weight: 600; font-size: 0.9rem; }
.tms-navbar-links { display: flex; gap: 14px; flex: 1; }
.tms-navbar-links a, .tms-navbar-logout { font-size: 0.85rem; color: var(--color-primary); text-decoration: none; }
.tms-navbar-logout { color: var(--color-danger); margin-left: auto; }
.dashboard-grid { display: grid; gap: var(--space-3); max-width: 640px; margin: 0 auto; padding: var(--space-3); }
.dashboard-card { display: block; background: var(--color-surface); border-radius: var(--radius); padding: var(--space-4); box-shadow: 0 1px 3px rgba(0,0,0,0.08); text-decoration: none; color: var(--color-text); }
.dashboard-card h3 { margin: 0 0 4px; color: var(--color-primary); }
.dashboard-card p { margin: 0; color: var(--color-muted); font-size: 0.9rem; }