/* ================================================================
   page-styles/login/style.css
   ================================================================ */

/* ── Layout ─────────────────────────────────────────────────────── */
.login-main {
  min-height: calc(100vh - var(--header-h, 68px));
  display: flex;
  align-items: stretch;
}

.login-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: inherit;
}

/* ── Image Panel ─────────────────────────────────────────────────── */
.login-image {
  position: relative;
  background: url('../../img/banner-1.avif') center / cover no-repeat;
  min-height: 420px;
  overflow: hidden;
}

.login-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,15,20,.75) 0%, rgba(30,25,50,.55) 100%);
}

.login-image__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-12) var(--space-10);
}

.login-image__wordmark {
  font-family: 'Funnel Display', sans-serif;
  font-size: var(--text-4xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.login-image__tagline {
  font-size: var(--text-md);
  color: rgba(255,255,255,.75);
  margin-bottom: var(--space-8);
  font-weight: var(--weight-light);
}

.login-image__pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.login-image__pills span {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,.35);
  color: rgba(255,255,255,.9);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  background: rgba(255,255,255,.08);
  letter-spacing: 0.03em;
}

/* ── Right Panel ─────────────────────────────────────────────────── */
.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-6);
  background: var(--color-bg);
}

.login-scene {
  width: 100%;
  max-width: 460px;
}

/* ── Flash (from PHP redirect) ───────────────────────────────────── */
.login-flash {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}
.login-flash--success {
  background: color-mix(in srgb, var(--color-success) 12%, transparent);
  color: var(--color-success);
  border: 1px solid color-mix(in srgb, var(--color-success) 25%, transparent);
}
.login-flash--error {
  background: color-mix(in srgb, var(--color-danger) 12%, transparent);
  color: var(--color-danger);
  border: 1px solid color-mix(in srgb, var(--color-danger) 25%, transparent);
}

/* ── 3D Flip Card ────────────────────────────────────────────────── */
.login-card {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.login-card.is-flipped {
  transform: rotateY(180deg);
}

.login-face {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.login-face--front {
  position: relative;
  /* height determined by content, back face mirrors it */
}

.login-face--back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 100%;
  transform: rotateY(180deg);
}

/* ── Sub-panels (Login ↔ Forgot) within front face ───────────────── */
.login-face--front {
  overflow: hidden;
}

.login-subpanel {
  padding: var(--space-8) var(--space-8) var(--space-6);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.login-subpanel--away {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(40px);
  pointer-events: none;
}

.login-subpanel--active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

/* ── Card Header ─────────────────────────────────────────────────── */
.login-face__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.login-face__avatar {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-2);
}

.login-face__avatar--accent {
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--color-accent) 25%, transparent);
  color: var(--color-accent);
}

.login-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  font-family: 'Funnel Display', sans-serif;
  margin: 0 0 2px;
  line-height: 1.2;
}

.login-sub {
  font-size: var(--text-sm);
  color: var(--color-text-3);
  margin: 0;
}

/* ── Back button (in forgot panel) ──────────────────────────────── */
.lf-back-btn {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 6px;
  transition: background var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease);
}
.lf-back-btn:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* ── Alert box ───────────────────────────────────────────────────── */
.login-alert {
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  padding: 0;
  margin-bottom: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease, padding 0.25s ease, margin 0.25s ease;
}
.login-alert.is-visible {
  padding: 11px 14px;
  margin-bottom: var(--space-4);
  max-height: 120px;
}
.login-alert.alert--ok {
  background: color-mix(in srgb, var(--color-success) 12%, transparent);
  color: var(--color-success);
  border: 1px solid color-mix(in srgb, var(--color-success) 25%, transparent);
}
.login-alert.alert--err {
  background: color-mix(in srgb, var(--color-danger) 12%, transparent);
  color: var(--color-danger);
  border: 1px solid color-mix(in srgb, var(--color-danger) 25%, transparent);
}
.login-alert.alert--info {
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  color: var(--color-accent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
}

/* ── Form Fields ─────────────────────────────────────────────────── */
.lf-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.lf-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-4);
}

.lf-field:last-of-type {
  margin-bottom: 0;
}

.lf-field label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-2);
}

.lf-optional {
  font-weight: var(--weight-regular);
  color: var(--color-text-3);
}

.lf-field input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-family: inherit;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--duration-fast) var(--ease), box-shadow var(--duration-fast) var(--ease);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  box-sizing: border-box;
}

.lf-field input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 15%, transparent);
}

.lf-field input.is-error {
  border-color: var(--color-danger);
}

/* Password wrapper */
.lf-pw-wrap {
  position: relative;
}

.lf-pw-wrap input {
  padding-right: 44px;
}

.lf-eye {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-3);
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--duration-fast) var(--ease);
}
.lf-eye:hover { color: var(--color-text-2); }

/* ── Submit Button ───────────────────────────────────────────────── */
.lf-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 20px;
  margin-top: var(--space-5);
  border-radius: var(--radius-md);
  border: none;
  background: var(--color-accent);
  color: var(--color-text-inv);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  font-family: inherit;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease),
              transform var(--duration-fast) var(--ease),
              box-shadow var(--duration-fast) var(--ease);
}
.lf-btn:hover:not(:disabled) {
  background: var(--color-accent-hover);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--color-accent) 35%, transparent);
  transform: translateY(-1px);
}
.lf-btn:active { transform: translateY(0); }
.lf-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

/* Spinner inside button */
.lf-btn__spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: lfSpin 0.7s linear infinite;
  flex-shrink: 0;
}
.lf-btn.is-loading .lf-btn__spinner { display: block; }
.lf-btn.is-loading .lf-btn__text { opacity: 0.8; }

@keyframes lfSpin { to { transform: rotate(360deg); } }

/* ── Footer Links ────────────────────────────────────────────────── */
.lf-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding-top: var(--space-5);
  flex-wrap: wrap;
}

.lf-text-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--text-sm);
  font-family: inherit;
  color: var(--color-text-3);
  padding: 2px 0;
  transition: color var(--duration-fast) var(--ease);
}
.lf-text-btn:hover { color: var(--color-text); }
.lf-text-btn--accent { color: var(--color-accent); font-weight: var(--weight-medium); }
.lf-text-btn--accent:hover { color: var(--color-accent-hover); }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .login-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 260px 1fr;
  }

  .login-image {
    min-height: 0;
  }

  .login-image__overlay {
    padding: var(--space-6) var(--space-6);
    justify-content: flex-end;
  }

  .login-image__wordmark { font-size: var(--text-2xl); }
  .login-image__tagline  { font-size: var(--text-sm); margin-bottom: var(--space-4); }

  .login-panel {
    padding: var(--space-6) var(--space-4);
    align-items: flex-start;
  }

  .login-scene {
    max-width: 100%;
  }

  .lf-grid-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .login-subpanel {
    padding: var(--space-6) var(--space-5);
  }
}

@media (max-width: 480px) {
  .login-layout {
    grid-template-rows: 200px 1fr;
  }

  .login-face__header { gap: var(--space-3); }
  .login-face__avatar { width: 40px; height: 40px; }
}