/* ============================================================
   AutoAI Labs — Auth Pages Stylesheet
   Matches landing page design: dark theme, glass cards, gradients
   ============================================================ */

:root {
  --bg:            #0A0A0F;
  --bg-card:       rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --fire:          #FF8C00;
  --fire-light:    #FFA940;
  --blue:          #3B82F6;
  --blue-light:    #60A5FA;
  --text:          #F0F0F5;
  --text-dim:      #8888A0;
  --text-muted:    #555570;
  --border:        rgba(255, 255, 255, 0.08);
  --border-hover:  rgba(255, 255, 255, 0.15);
  --radius:        16px;
  --radius-sm:     10px;
  --radius-xs:     6px;
  --ease:          cubic-bezier(0.4, 0, 0.2, 1);
  --transition:    0.3s var(--ease);
  --font-head:     'Space Grotesk', system-ui, sans-serif;
  --font-body:     'Inter', system-ui, sans-serif;
  --grad-fire:     linear-gradient(135deg, var(--fire) 0%, var(--blue) 100%);
  --danger:        #EF4444;
  --success:       #22C55E;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* Dot grid */
.dot-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Glass card */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10, 10, 15, 0.72);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav__inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 72px;
}
.nav__logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-weight: 700; font-size: 1.15rem;
}
.nav__logo-img { width: 40px; height: 40px; border-radius: 10px; }
.nav__logo-accent {
  background: var(--grad-fire);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.nav__auth-links { display: flex; gap: 12px; align-items: center; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  border: none; border-radius: 999px; cursor: pointer;
  transition: all var(--transition); white-space: nowrap;
}
.btn--primary {
  background: var(--grad-fire); color: #fff; padding: 12px 28px;
  box-shadow: 0 0 24px rgba(255,140,0,0.15);
}
.btn--primary:hover {
  box-shadow: 0 0 40px rgba(255,140,0,0.3); transform: translateY(-1px);
}
.btn--primary:disabled {
  opacity: 0.6; cursor: not-allowed; transform: none;
  box-shadow: none;
}
.btn--ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border); padding: 12px 28px;
}
.btn--ghost:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); }
.btn--lg { padding: 16px 36px; font-size: 1.05rem; }
.btn--sm { padding: 8px 20px; font-size: 0.85rem; }
.btn--full { width: 100%; justify-content: center; }

/* Auth page layout */
.auth-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 100px 24px 40px; position: relative; z-index: 1;
}
.auth-card {
  width: 100%; max-width: 440px; padding: 40px 36px;
}

/* Auth typography */
.auth-title {
  font-family: var(--font-head); font-size: 1.75rem; font-weight: 700;
  letter-spacing: -0.02em; text-align: center; margin-bottom: 8px;
}
.auth-subtitle {
  color: var(--text-dim); text-align: center; font-size: 0.95rem; margin-bottom: 32px;
}

/* Forms */
.auth-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.85rem; font-weight: 500; color: var(--text-dim);
}
.form-group .optional { color: var(--text-muted); font-weight: 400; }
.form-group input {
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px 16px;
  font-family: var(--font-body); font-size: 1rem; color: var(--text);
  transition: border-color var(--transition), background var(--transition);
  outline: none;
}
.form-group input::placeholder { color: var(--text-muted); }
.form-group input:focus {
  border-color: var(--fire); background: rgba(255,140,0,0.03);
}
.form-group input:invalid:not(:placeholder-shown) { border-color: var(--danger); }

/* OTP input */
.otp-input {
  text-align: center; font-size: 1.75rem !important; font-weight: 700;
  letter-spacing: 12px; font-family: var(--font-head) !important;
}

/* OTP info block */
.otp-info {
  text-align: center; padding: 12px 0 8px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.otp-info h2 {
  font-family: var(--font-head); font-size: 1.3rem; font-weight: 700;
}
.otp-info p { color: var(--text-dim); font-size: 0.9rem; }
.otp-info strong { color: var(--text); }

/* Error messages */
.auth-error {
  background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-xs); padding: 12px 16px;
  color: #FCA5A5; font-size: 0.9rem; text-align: center;
}

/* Form row */
.form-row {
  display: flex; justify-content: flex-end;
}
.auth-link { color: var(--blue-light); font-size: 0.85rem; font-weight: 500; }
.auth-link:hover { color: var(--fire-light); }
.auth-link-btn {
  background: none; border: none; color: var(--blue-light);
  font-size: 0.85rem; font-weight: 500; cursor: pointer;
  font-family: var(--font-body);
}
.auth-link-btn:hover { color: var(--fire-light); }
.auth-hint { color: var(--text-muted); font-size: 0.85rem; text-align: center; }

/* Divider */
.auth-divider {
  display: flex; align-items: center; gap: 16px; margin: 28px 0 16px;
}
.auth-divider::before, .auth-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}
.auth-divider span { color: var(--text-muted); font-size: 0.85rem; white-space: nowrap; }

/* Steps indicator */
.steps {
  display: flex; justify-content: center; gap: 24px; margin-bottom: 28px;
}
.step {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--text-muted); font-weight: 500;
}
.step span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--border); font-size: 0.8rem; font-weight: 600;
  transition: all var(--transition);
}
.step.active { color: var(--text); }
.step.active span {
  background: var(--grad-fire); border-color: transparent; color: #fff;
}
.step.done span {
  background: var(--success); border-color: transparent; color: #fff;
}
.step.done { color: var(--success); }

/* Password strength rules */
.password-rules {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px;
}
.password-rules span {
  font-size: 0.75rem; padding: 2px 8px; border-radius: 999px;
  background: rgba(255,255,255,0.04); color: var(--text-muted);
  border: 1px solid var(--border); transition: all var(--transition);
}
.password-rules span.pass {
  background: rgba(34,197,94,0.1); color: var(--success);
  border-color: rgba(34,197,94,0.3);
}

/* Portal page styles */
.portal-page {
  padding: 100px 24px 40px; position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto;
}
.portal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 32px; flex-wrap: wrap; gap: 16px;
}
.portal-header h1 {
  font-family: var(--font-head); font-size: 1.75rem; font-weight: 700;
}
.portal-header .user-info {
  display: flex; align-items: center; gap: 12px; color: var(--text-dim); font-size: 0.9rem;
}
.portal-header .user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--grad-fire); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: #fff;
}

/* Dashboard grid */
.dash-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px; margin-bottom: 32px;
}
.dash-card {
  padding: 24px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: border-color var(--transition);
}
.dash-card:hover { border-color: var(--border-hover); }
.dash-card__label { color: var(--text-dim); font-size: 0.85rem; margin-bottom: 8px; }
.dash-card__value {
  font-family: var(--font-head); font-size: 2rem; font-weight: 700;
  background: var(--grad-fire);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.dash-card__sub { color: var(--text-muted); font-size: 0.8rem; margin-top: 4px; }

/* Section */
.portal-section { margin-bottom: 40px; }
.portal-section h2 {
  font-family: var(--font-head); font-size: 1.25rem; font-weight: 600;
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
}

/* Tables */
.portal-table { width: 100%; border-collapse: collapse; }
.portal-table th {
  text-align: left; font-size: 0.8rem; font-weight: 600;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em;
  padding: 12px 16px; border-bottom: 1px solid var(--border);
}
.portal-table td {
  padding: 14px 16px; font-size: 0.9rem; border-bottom: 1px solid rgba(255,255,255,0.04);
}
.portal-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Status badges */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
}
.badge--active { background: rgba(34,197,94,0.15); color: var(--success); }
.badge--completed { background: rgba(59,130,246,0.15); color: var(--blue-light); }
.badge--paid { background: rgba(34,197,94,0.15); color: var(--success); }
.badge--sent, .badge--pending { background: rgba(255,140,0,0.15); color: var(--fire-light); }
.badge--overdue { background: rgba(239,68,68,0.15); color: #FCA5A5; }

/* Progress bar */
.progress-bar {
  height: 6px; background: rgba(255,255,255,0.06); border-radius: 999px;
  overflow: hidden; width: 100%;
}
.progress-bar__fill {
  height: 100%; border-radius: 999px;
  background: var(--grad-fire); transition: width 0.5s var(--ease);
}

/* Empty state */
.empty-state {
  text-align: center; padding: 48px 24px; color: var(--text-dim);
}
.empty-state svg { margin: 0 auto 16px; opacity: 0.4; }
.empty-state h3 { font-family: var(--font-head); font-size: 1.1rem; margin-bottom: 8px; color: var(--text); }
.empty-state p { font-size: 0.9rem; }

/* Loading */
.loading { text-align: center; padding: 48px; color: var(--text-dim); }
.spinner {
  width: 32px; height: 32px; border: 3px solid var(--border);
  border-top-color: var(--fire); border-radius: 50%;
  animation: spin 0.8s linear infinite; margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 640px) {
  .auth-card { padding: 28px 20px; }
  .steps { gap: 12px; font-size: 0.8rem; }
  .dash-grid { grid-template-columns: 1fr; }
  .portal-table { font-size: 0.85rem; }
}