/* ============================================================
   ATSY SolarSurvey — Auth Page Styles (Login / Register)
   ============================================================ */

/* ── Auth Layout ─────────────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  background: var(--bg);
  transition: background var(--transition);
}

/* Left Panel — Branding */
.auth-branding {
  flex: 1;
  background: linear-gradient(150deg, var(--brand-blue-dark) 0%, var(--brand-blue) 50%, var(--brand-blue-light) 100%);
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  min-width: 380px;
}

.auth-branding::before {
  content: '☀';
  position: absolute;
  font-size: 320px;
  color: rgba(255,255,255,0.05);
  bottom: -60px;
  right: -40px;
  line-height: 1;
  user-select: none;
}

.auth-branding::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,153,51,0.15);
  top: -60px;
  left: -60px;
}

.auth-brand-logo {
  position: relative;
  z-index: 1;
}

.auth-logo-img {
  height: 80px;
  margin-bottom: var(--space-4);
}

.auth-brand-tagline {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding-top: var(--space-8);
}

.auth-brand-tagline h1 {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: var(--space-4);
}

.auth-brand-tagline h1 .highlight {
  color: var(--brand-orange-light);
}

.auth-brand-tagline p {
  color: rgba(255,255,255,0.75);
  font-size: var(--font-size-base);
  line-height: 1.7;
}

.auth-features {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
}

.auth-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: rgba(255,255,255,0.85);
  font-size: var(--font-size-sm);
}

.auth-feature-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.auth-brand-footer {
  color: rgba(255,255,255,0.45);
  font-size: var(--font-size-xs);
  position: relative;
  z-index: 1;
}

/* Right Panel — Form */
.auth-form-panel {
  width: 520px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  overflow-y: auto;
  transition: background var(--transition);
}

.auth-form-header {
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--surface);
  z-index: 10;
  transition: background var(--transition);
}

.auth-header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Tabs */
.auth-tabs {
  display: flex;
  background: var(--surface-2);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
}

.auth-tab {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 600;
  font-family: inherit;
  color: var(--text-muted);
  background: transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.auth-tab.active {
  background: var(--surface);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* Form content */
.auth-form-body {
  padding: var(--space-8);
  flex: 1;
}

.auth-section-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.auth-section-subtitle {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
}

/* Code verification step */
.code-step,
.confirm-step {
  animation: fadeIn 0.3s ease;
}

.confirm-step { display: none; }
.confirm-step.visible { display: block; }

.user-preview-card {
  background: linear-gradient(135deg, var(--brand-blue), var(--brand-blue-light));
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
  box-shadow: 0 8px 24px rgba(0,77,153,0.30);
}

.user-preview-avatar {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  flex-shrink: 0;
  border: 3px solid rgba(255,255,255,0.40);
}

.user-preview-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.user-preview-level {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.level-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-orange);
  display: inline-block;
}

/* Register form grid */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* GPS button */
.gps-btn-wrap {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.gps-status {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.gps-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.gps-dot.ok { background: var(--success); }

/* Camera / Photo */
.photo-area {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--surface-2);
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast);
}

.photo-area:hover { border-color: var(--primary); }
.photo-area.has-photo { border-style: solid; }

.photo-placeholder {
  text-align: center;
  padding: var(--space-8);
}

.photo-placeholder-icon {
  font-size: 48px;
  margin-bottom: var(--space-3);
  opacity: 0.4;
}

.photo-placeholder-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.photo-preview {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: none;
}

.photo-preview.visible { display: block; }

.photo-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

/* Video for camera */
#camera-video {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: none;
  border-radius: var(--radius);
}

#camera-video.active { display: block; }

/* Form divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Auth submit */
.auth-submit-area {
  padding-top: var(--space-2);
}

.auth-terms {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--space-4);
}

/* ── Mobile Responsive ───────────────────────────────────────── */
@media (max-width: 1024px) {
  .auth-branding { min-width: 300px; padding: var(--space-8); }
  .auth-form-panel { width: 460px; }
}

@media (max-width: 768px) {
  .auth-page { flex-direction: column; }

  .auth-branding {
    min-width: unset;
    min-height: 200px;
    padding: var(--space-6);
  }

  .auth-brand-tagline h1 { font-size: var(--font-size-xl); }
  .auth-features { display: none; }

  .auth-form-panel { width: 100%; }
  .auth-form-body  { padding: var(--space-5); }
  .auth-form-header { padding: var(--space-4) var(--space-5); }

  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .auth-section-title { font-size: var(--font-size-xl); }
  .user-preview-card { padding: var(--space-4); }
  .user-preview-avatar { width: 48px; height: 48px; font-size: var(--font-size-xl); }
}