/* auth.css
 * Login / Register modal overlay styles.
 * INcibe corporate style — Rojo #E73137, Amarillo #FFDD00.
 */

/* ── Overlay ───────────────────────────────────────────── */

#auth-overlay {
  position: fixed;
  inset: 0;
  /* Subtle red/yellow-tinted light background */
  background: rgba(250, 245, 245, 0.85); /* Much lighter overlay for light mode */
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

#auth-overlay.auth-overlay--visible {
  opacity: 1;
  pointer-events: all;
}

/* ── Card ──────────────────────────────────────────────── */

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-incibe-red);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), var(--shadow-red);
  overflow: hidden;
  animation: slideUpFade 0.3s ease both;
}

@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Brand header ──────────────────────────────────────── */

.auth-brand {
  background: var(--color-surface-alt);
  padding: var(--space-6) var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

/* INcibe logo mark: red square with yellow accent square */
.auth-brand__mark {
  width: 52px;
  height: 52px;
  background: var(--color-incibe-red);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  box-shadow: var(--shadow-red);
}

.auth-brand__mark-letter {
  font-size: 1.4rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
  /* Small yellow accent bottom-right */
}

.auth-brand__mark::after {
  content: '';
  position: absolute;
  bottom: 5px;
  right: 5px;
  width: 11px;
  height: 11px;
  background: var(--color-incibe-yellow);
  border-radius: 2px;
}

.auth-brand__text { display: flex; flex-direction: column; }

.auth-brand__name {
  font-size: var(--font-size-lg);
  font-weight: 800; /* Bolder for light theme */
  color: var(--color-text-primary);
}

.auth-brand__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.06em;
  margin-top: 2px;
}

/* Yellow underline accent on tagline */
.auth-brand__tagline::after {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-incibe-yellow);
  margin-top: 4px;
  border-radius: var(--radius-full);
}

/* ── Tabs ──────────────────────────────────────────────── */

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.auth-tab {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  font-family: var(--font-family);
}

.auth-tab:hover { color: var(--color-text-primary); }

.auth-tab--active {
  color: var(--color-incibe-red) !important;
  border-bottom-color: var(--color-incibe-red) !important;
}

/* ── Panels ────────────────────────────────────────────── */

.auth-panels {
  padding: var(--space-6) var(--space-8);
}

.auth-panel { display: none; }
.auth-panel--active { display: block; }

/* ── Form ──────────────────────────────────────────────── */

.auth-form { display: flex; flex-direction: column; gap: var(--space-4); }

.form-group { display: flex; flex-direction: column; gap: var(--space-1); }

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input {
  padding: var(--space-3) var(--space-4);
  background: #ffffff; /* White input */
  border: 1px solid var(--color-border-strong); /* Stronger border */
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input:focus {
  border-color: var(--color-incibe-red);
  box-shadow: 0 0 0 3px var(--color-incibe-red-muted);
}

.form-input::placeholder { color: var(--color-text-muted); }

.auth-submit { margin-top: var(--space-2); }