/* ═══════════════════════════════════════════════════════════════════
   BiciRegistro — Main Stylesheet
   Mobile-first · WCAG 2.1 AA · Modern minimal design
   ═══════════════════════════════════════════════════════════════════ */

/* ── CSS Variables ──────────────────────────────────────────────── */
:root {
  /* Colors */
  --primary:        #1a2f5a;
  --primary-hover:  #14264b;
  --primary-light:  #e8edf5;
  --secondary:      #00b894;
  --secondary-hover:#00a382;
  --accent:         #e17055;
  --accent-hover:   #d05f3e;
  --danger:         #e53e3e;
  --danger-light:   #fff5f5;
  --warning:        #f6ad55;
  --warning-light:  #fffbeb;
  --success:        #38a169;
  --success-light:  #f0fff4;
  --info:           #3182ce;
  --info-light:     #ebf8ff;

  /* Neutrals */
  --white:   #ffffff;
  --gray-50: #f9fafb;
  --gray-100:#f3f4f6;
  --gray-200:#e5e7eb;
  --gray-300:#d1d5db;
  --gray-400:#9ca3af;
  --gray-500:#6b7280;
  --gray-600:#4b5563;
  --gray-700:#374151;
  --gray-800:#1f2937;
  --gray-900:#111827;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* Layout */
  --container-max: 1200px;
  --navbar-h: 64px;
  --sidebar-w: 280px;

  /* Borders */
  --radius-sm:  6px;
  --radius:     10px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full:9999px;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
  --shadow:     0 4px 16px rgba(0,0,0,.10);
  --shadow-md:  0 8px 32px rgba(0,0,0,.12);
  --shadow-lg:  0 16px 48px rgba(0,0,0,.15);

  /* Transitions */
  --t-fast:  150ms ease;
  --t:       250ms ease;
  --t-slow:  400ms ease;
}

/* ── Reset ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  background: var(--gray-50);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

img, svg { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--primary-hover); }
a:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: var(--radius-sm); }

h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h2 { font-size: clamp(1.3rem, 3vw, 1.8rem); }
h3 { font-size: 1.1rem; }

p { margin-bottom: 0; }

ul, ol { padding-left: var(--space-4); }

code {
  font-family: var(--font-mono);
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: .875em;
  color: var(--primary);
}

/* ── Layout ─────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.main-content {
  flex: 1;
  padding-bottom: var(--space-16);
  outline: none;
}

/* ── Navbar ─────────────────────────────────────────────────────── */
.navbar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--navbar-h);
  box-shadow: var(--shadow-xs);
}

.navbar-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-4);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary);
  font-weight: 800;
  font-size: 1.15rem;
  flex-shrink: 0;
  text-decoration: none;
}
.navbar-brand:hover { color: var(--primary); }
.brand-icon { width: 36px; height: 28px; color: var(--primary); }
.brand-text { display: none; }
@media (min-width: 480px) { .brand-text { display: inline; } }

.navbar-nav {
  display: none;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  margin-left: var(--space-4);
}
@media (min-width: 768px) { .navbar-nav { display: flex; } }

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  color: var(--gray-600);
  font-weight: 500;
  font-size: .9rem;
  transition: all var(--t-fast);
  text-decoration: none;
  white-space: nowrap;
}
.nav-link svg { width: 16px; height: 16px; }
.nav-link:hover { background: var(--gray-100); color: var(--primary); }
.nav-link.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

.navbar-icon-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--gray-600);
  transition: all var(--t-fast);
  text-decoration: none;
}
.navbar-icon-btn svg { width: 20px; height: 20px; }
.navbar-icon-btn:hover { background: var(--gray-100); color: var(--primary); }
.badge-dot {
  position: absolute;
  top: 6px; right: 6px;
  background: var(--danger);
  color: white;
  font-size: 9px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}

/* User menu */
.user-menu { position: relative; }
.user-avatar-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 2px solid var(--gray-200);
  background: var(--primary-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: border-color var(--t-fast);
}
.user-avatar-btn:hover { border-color: var(--primary); }
.user-avatar-placeholder {
  font-weight: 700;
  color: var(--primary);
  font-size: .9rem;
}
.user-avatar-img { width: 100%; height: 100%; object-fit: cover; }

.user-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 220px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-2);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--t-fast);
}
.user-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-header {
  padding: var(--space-3) var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dropdown-header strong { font-size: .9rem; color: var(--gray-900); }
.dropdown-header small  { font-size: .75rem; color: var(--gray-500); }

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  color: var(--gray-700);
  font-size: .875rem;
  transition: background var(--t-fast);
  text-decoration: none;
}
.dropdown-item svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--gray-400); }
.dropdown-item:hover { background: var(--gray-100); color: var(--gray-900); }
.dropdown-item-danger { color: var(--danger); }
.dropdown-item-danger:hover { background: var(--danger-light); }
.dropdown-divider { border: none; border-top: 1px solid var(--gray-100); margin: var(--space-2) 0; }

/* Hamburger */
.navbar-hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius);
  transition: background var(--t-fast);
}
.navbar-hamburger:hover { background: var(--gray-100); }
.navbar-hamburger span {
  display: block;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all var(--t);
}
.navbar-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.navbar-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 768px) { .navbar-hamburger { display: none; } }

/* Mobile nav */
.mobile-nav {
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: var(--space-3);
  position: absolute;
  top: var(--navbar-h);
  left: 0;
  right: 0;
  z-index: 99;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
  animation: slideDown var(--t) ease;
}
.mobile-nav[hidden] { display: none; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

.mobile-nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  color: var(--gray-700);
  font-weight: 500;
  transition: all var(--t-fast);
  text-decoration: none;
}
.mobile-nav-link:hover { background: var(--gray-100); color: var(--primary); }
.mobile-nav-link-accent { background: #fff3f0; color: var(--accent); font-weight: 600; }
.mobile-nav-link-danger { color: var(--danger); }
.mobile-nav-link-danger:hover { background: var(--danger-light); }
@media (min-width: 768px) { .mobile-nav { display: none !important; } }

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .9rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--t-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  line-height: 1.4;
}
.btn:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
.btn:disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-primary  { background: var(--primary);   color: white;           }
.btn-primary:hover  { background: var(--primary-hover); color: white; }
.btn-accent   { background: var(--accent);    color: white;           }
.btn-accent:hover   { background: var(--accent-hover);  color: white; }
.btn-danger   { background: var(--danger);    color: white;           }
.btn-danger:hover   { background: #c53030;                color: white; }
.btn-success  { background: var(--secondary); color: white;           }
.btn-success:hover  { background: var(--secondary-hover); color: white;}
.btn-warning  { background: var(--warning);   color: var(--gray-900); }
.btn-outline  { border-color: var(--primary); color: var(--primary);  background: transparent; }
.btn-outline:hover  { background: var(--primary-light);               }
.btn-ghost    { background: transparent; color: var(--gray-600);      }
.btn-ghost:hover    { background: var(--gray-100); color: var(--gray-900); }

.btn-sm    { padding: 6px var(--space-4); font-size: .825rem; }
.btn-xs    { padding: 4px var(--space-3); font-size: .75rem;  }
.btn-lg    { padding: var(--space-4) var(--space-8); font-size: 1rem; }
.btn-xl    { padding: var(--space-5) var(--space-10); font-size: 1.1rem; border-radius: var(--radius-md); }
.btn-full  { width: 100%; }

.btn-group { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }

/* Spinner in button */
.btn-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

/* ── Badges ──────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px var(--space-3);
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge-lg { padding: 5px var(--space-4); font-size: .875rem; }
.badge-danger    { background: #fee2e2; color: #991b1b; }
.badge-warning   { background: #fef3c7; color: #92400e; }
.badge-success   { background: #d1fae5; color: #065f46; }
.badge-secondary { background: var(--gray-100); color: var(--gray-600); }
.badge-info      { background: #dbeafe; color: #1e40af; }

.role-badge        { display: inline-block; padding: 2px 8px; border-radius: var(--radius-full); font-size: .75rem; font-weight: 600; }
.role-particular   { background: #dbeafe; color: #1e40af; }
.role-shop         { background: #fce7f3; color: #9d174d; }
.role-admin        { background: #fef3c7; color: #92400e; }

/* ── Forms ───────────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); }
.form-label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--gray-700);
}
.form-label span[aria-hidden] { color: var(--danger); margin-left: 2px; }
.form-label-opt { font-weight: 400; color: var(--gray-400); font-size: .8rem; }
.form-label-row { display: flex; justify-content: space-between; align-items: center; }
.form-label-link { font-size: .8rem; color: var(--primary); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: var(--font-sans);
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
  line-height: 1.5;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,47,90,.12);
  outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--gray-400); }
.form-input:invalid:not(:placeholder-shown),
.form-select:invalid:not(:placeholder-shown) {
  border-color: var(--danger);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 40px;
  cursor: pointer;
}
.form-select-sm { font-size: .8rem; padding: var(--space-2) var(--space-3); height: 34px; }
.form-hint { font-size: .78rem; color: var(--gray-400); }
.form-hint-row { display: flex; justify-content: space-between; }
.char-count { font-size: .78rem; color: var(--gray-400); }

.form-row { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

.form-check-row { flex-direction: row; align-items: flex-start; }
.form-check { display: flex; gap: var(--space-2); cursor: pointer; }
.form-check-input { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; accent-color: var(--primary); cursor: pointer; }
.form-check-label { font-size: .875rem; color: var(--gray-600); }

/* Input with icon */
.input-with-icon { position: relative; }
.input-with-icon .input-icon {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
  color: var(--gray-400);
  pointer-events: none;
}
.input-with-icon .form-input { padding-left: 40px; }

/* Input with toggle (password) */
.input-with-toggle { position: relative; }
.input-toggle-vis {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--gray-400);
  display: flex;
  align-items: center;
}
.icon-eye { width: 18px; height: 18px; }

/* Input with button */
.input-with-btn { display: flex; gap: var(--space-2); align-items: stretch; }
.input-with-btn .form-input { flex: 1; }

/* Password strength */
.password-strength { display: flex; gap: 4px; margin-top: 4px; }
.password-strength .strength-bar {
  height: 4px;
  border-radius: 2px;
  flex: 1;
  background: var(--gray-200);
  transition: background var(--t);
}
.strength-weak   .strength-bar:nth-child(-n+1) { background: var(--danger); }
.strength-fair   .strength-bar:nth-child(-n+2) { background: var(--warning); }
.strength-good   .strength-bar:nth-child(-n+3) { background: var(--secondary); }
.strength-strong .strength-bar:nth-child(-n+4) { background: var(--secondary); }

/* File upload */
.file-upload-area { position: relative; }
.file-input {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: 0; cursor: pointer; z-index: 1;
}
.file-upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-4);
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--t-fast);
  background: var(--gray-50);
}
.file-upload-label:hover,
.file-upload-area.drag-over .file-upload-label {
  border-color: var(--primary);
  background: var(--primary-light);
}
.file-upload-label svg { width: 48px; height: 48px; }
.file-upload-label strong { color: var(--gray-700); }
.file-upload-label span { font-size: .8rem; color: var(--gray-400); }
.file-upload-hint { font-size: .75rem; color: var(--gray-400); font-style: italic; }

.photo-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--gray-200);
}
.preview-item img { width: 100%; height: 100%; object-fit: cover; }
.preview-item .remove-photo {
  position: absolute;
  top: 4px; right: 4px;
  background: rgba(0,0,0,.7);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  width: 22px; height: 22px;
  cursor: pointer;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Form sections */
.form-section {
  border: none;
  padding: 0;
  margin-bottom: var(--space-8);
}
.form-section-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--gray-100);
}
.form-section-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 700;
  flex-shrink: 0;
}
.form-section-opt { font-weight: 400; color: var(--gray-400); font-size: .8rem; }
.form-section-highlight { background: #fffbf0; border-radius: var(--radius-md); padding: var(--space-4); margin: -var(--space-4); }
.required-badge { background: var(--danger); color: white; font-size: .7rem; padding: 2px 8px; border-radius: var(--radius-full); font-weight: 600; }

.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

.form-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  padding-top: var(--space-6);
  border-top: 2px solid var(--gray-100);
  flex-wrap: wrap;
}

.form-legal-note {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius);
  font-size: .78rem;
  color: var(--gray-500);
}
.form-legal-note svg { width: 16px; flex-shrink: 0; color: var(--secondary); margin-top: 1px; }

/* ── Alerts ──────────────────────────────────────────────────────── */
.alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius);
  font-size: .9rem;
  align-items: flex-start;
  margin-bottom: var(--space-4);
}
.alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.alert ul { margin: 4px 0 0; padding-left: var(--space-4); }
.alert li { margin-bottom: 2px; }
.alert-danger  { background: var(--danger-light);  color: #7f1d1d; border: 1px solid #fca5a5; }
.alert-warning { background: var(--warning-light); color: #78350f; border: 1px solid var(--warning); }
.alert-success { background: var(--success-light); color: #064e3b; border: 1px solid #6ee7b7; }
.alert-info    { background: var(--info-light);    color: #1e3a5f; border: 1px solid #93c5fd; }
.alert-danger  svg { color: var(--danger); }
.alert-success svg { color: var(--secondary); }
.alert-info    svg { color: var(--info); }

/* Flash messages */
.flash-container {
  position: fixed;
  top: calc(var(--navbar-h) + 16px);
  right: var(--space-4);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 380px;
  width: calc(100vw - 32px);
}
.flash {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  animation: slideInRight .3s ease;
  font-size: .875rem;
  font-weight: 500;
}
.flash-success { background: #064e3b; color: white; }
.flash-danger  { background: #7f1d1d; color: white; }
.flash-warning { background: #78350f; color: white; }
.flash-close { background: none; border: none; cursor: pointer; color: rgba(255,255,255,.7); font-size: 18px; padding: 0; line-height: 1; flex-shrink: 0; }
.flash-close:hover { color: white; }
@keyframes slideInRight { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }

/* ── Page headers ────────────────────────────────────────────────── */
.page-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-8) 0;
  margin-bottom: var(--space-8);
}
.page-header-alert  { background: linear-gradient(135deg, #7f1d1d, #991b1b); color: white; }
.page-header-report { background: linear-gradient(135deg, var(--primary), #0f1f3d); color: white; }
.page-header-admin  { background: linear-gradient(135deg, #1a2f5a, #0f1f3d); color: white; }

.page-header-alert  .page-title,
.page-header-alert  .page-subtitle,
.page-header-report .page-title,
.page-header-report .page-subtitle,
.page-header-admin  .page-title,
.page-header-admin  .page-subtitle { color: white; }

.page-header-alert  .breadcrumb a,
.page-header-report .breadcrumb a  { color: rgba(255,255,255,.7); }

.page-header-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.page-header-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; align-items: center; }
.page-title   { margin: 0 0 var(--space-1); }
.page-subtitle { color: var(--gray-500); font-size: .9rem; margin: 0; }
.page-header-alert  .page-subtitle,
.page-header-report .page-subtitle { color: rgba(255,255,255,.75); }

/* ── Breadcrumb ──────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-3);
  font-size: .8rem;
}
.breadcrumb li:not(:last-child)::after { content: '→'; margin-left: var(--space-2); color: var(--gray-400); }
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb [aria-current] { color: var(--gray-700); font-weight: 600; }
.breadcrumb-light a { color: rgba(255,255,255,.6); }
.breadcrumb-light [aria-current] { color: white; }

/* ── Cards ───────────────────────────────────────────────────────── */
.cards-grid { display: grid; gap: var(--space-4); }
.cards-grid-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.cards-grid-4 { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
@media (min-width: 768px) {
  .cards-grid-3 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
}

/* Bike card */
.bike-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--gray-200);
  transition: all var(--t);
  display: flex;
  flex-direction: column;
}
.bike-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--gray-300); }
.bike-card-image-link { display: block; text-decoration: none; }
.bike-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--gray-100);
  position: relative;
}
.bike-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t); }
.bike-card:hover .bike-card-image img { transform: scale(1.03); }
.bike-card-noimage {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 3rem;
  color: var(--gray-300);
}
.bike-card-body { padding: var(--space-4); flex: 1; }
.bike-card-title { font-size: 1rem; margin: 0 0 var(--space-1); }
.bike-card-title a { color: var(--gray-900); }
.bike-card-title a:hover { color: var(--primary); }
.bike-meta { font-size: .8rem; color: var(--gray-500); margin: 0 0 var(--space-2); }
.bike-serial { font-size: .8rem; color: var(--gray-600); margin: 0 0 var(--space-1); display: flex; align-items: center; gap: 4px; }
.bike-date { font-size: .75rem; color: var(--gray-400); }
.bike-card-footer { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--gray-100); display: flex; gap: var(--space-2); }

.bike-status-badge {
  position: absolute;
  bottom: var(--space-2); left: var(--space-2);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 700;
}
.bike-status-badge-registered { background: var(--secondary); color: white; }
.bike-status-badge-stolen      { background: var(--danger);    color: white; }
.bike-status-badge-recovered   { background: var(--success);   color: white; }

/* Stolen bike card (shop) */
.stolen-bike-card {
  background: var(--white);
  border: 2px solid var(--danger);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.sbc-image { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--gray-100); }
.sbc-image img { width: 100%; height: 100%; object-fit: cover; }
.sbc-no-photo { display: flex; align-items: center; justify-content: center; height: 100%; font-size: 2.5rem; }
.sbc-type { position: absolute; top: 8px; right: 8px; background: rgba(0,0,0,.6); color: white; font-size: .7rem; padding: 2px 8px; border-radius: var(--radius-full); }
.sbc-body { padding: var(--space-3) var(--space-4); flex: 1; }
.sbc-body h3 { font-size: .95rem; margin: 0 0 var(--space-1); }
.sbc-color, .sbc-serial, .sbc-location { font-size: .8rem; color: var(--gray-600); margin: 2px 0; }
.sbc-footer { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--gray-100); display: flex; justify-content: space-between; align-items: center; }
.sbc-tracking { font-size: .75rem; color: var(--gray-400); font-family: var(--font-mono); }

/* Report card */
.report-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--t);
}
.report-card:hover { box-shadow: var(--shadow); }
.report-card-header { display: flex; justify-content: space-between; align-items: center; padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--gray-100); }
.report-card-body { padding: var(--space-4); }
.report-bike-name { font-size: 1rem; margin: 0 0 var(--space-1); color: var(--gray-900); }
.report-color, .report-date { font-size: .8rem; color: var(--gray-500); margin: 2px 0; }
.report-location { display: flex; align-items: center; gap: 4px; font-size: .8rem; color: var(--gray-600); }
.report-location svg { width: 12px; height: 12px; }
.report-card-footer { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--gray-100); }
.tracking-number { font-family: var(--font-mono); font-size: .75rem; color: var(--gray-400); }
.bike-type-badge { font-size: .7rem; color: var(--gray-500); background: var(--gray-100); padding: 2px 8px; border-radius: var(--radius-full); }

/* ── Hero section ────────────────────────────────────────────────── */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, #0f1e3d 100%);
  color: white;
  overflow: hidden;
  padding: var(--space-16) 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 70% 40%, rgba(0,184,148,.15), transparent),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(225,112,85,.1), transparent);
  pointer-events: none;
}
.hero-content {
  display: grid;
  gap: var(--space-10);
  position: relative;
  z-index: 1;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-content { grid-template-columns: 1fr 1fr; }
}
.hero-badge {
  display: inline-flex;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(8px);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
  border: 1px solid rgba(255,255,255,.2);
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: white;
  line-height: 1.15;
  margin-bottom: var(--space-4);
}
.text-accent { color: var(--accent); }
.hero-subtitle { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-bottom: var(--space-6); line-height: 1.7; max-width: 520px; }
.hero-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-4); }
.hero-trust { display: flex; gap: var(--space-4); flex-wrap: wrap; font-size: .8rem; color: rgba(255,255,255,.7); }

/* Hero cards visual */
.hero-card-stack { position: relative; }
.hero-card {
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  animation: floatIn .8s ease forwards;
  opacity: 0;
}
.hero-card-1 { animation-delay: .2s; }
.hero-card-2 { animation-delay: .4s; transform: translateX(var(--space-4)); }
.hero-card-3 { animation-delay: .6s; }
@keyframes floatIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero-card-2 { animation: floatIn2 .8s ease .4s forwards; opacity: 0; }
@keyframes floatIn2 { from { opacity: 0; transform: translateY(20px) translateX(16px); } to { opacity: 1; transform: translateY(0) translateX(16px); } }
.hc-icon { font-size: 1.8rem; }
.hc-info { flex: 1; }
.hc-info strong { display: block; color: white; font-size: .9rem; }
.hc-info span  { font-size: .75rem; color: rgba(255,255,255,.65); }
.hc-status { font-size: .7rem; font-weight: 700; padding: 3px 10px; border-radius: var(--radius-full); }
.status-ok    { background: rgba(0,184,148,.3); color: #6ee7b7; }
.status-alert { background: rgba(225,112,85,.3); color: #fca5a5; }

/* ── Stats bar ───────────────────────────────────────────────────── */
.stats-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-8) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 640px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-item { text-align: center; }
.stat-number { display: block; font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; color: var(--primary); line-height: 1; }
.stat-accent { color: var(--secondary); }
.stat-label { font-size: .8rem; color: var(--gray-500); margin-top: var(--space-1); }

/* ── How it works ────────────────────────────────────────────────── */
.how-it-works { padding: var(--space-20) 0; background: var(--gray-50); }
.section-header { text-align: center; margin-bottom: var(--space-10); }
.section-header h2 { margin-bottom: var(--space-2); }
.section-header p { color: var(--gray-500); font-size: 1.05rem; max-width: 540px; margin: 0 auto; }
.steps-grid { display: grid; gap: var(--space-6); }
@media (min-width: 640px) { .steps-grid { grid-template-columns: repeat(3, 1fr); } }
.step-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  position: relative;
  transition: box-shadow var(--t);
}
.step-card:hover { box-shadow: var(--shadow-md); }
.step-number { position: absolute; top: var(--space-4); right: var(--space-4); font-size: 3rem; font-weight: 900; color: var(--gray-100); line-height: 1; }
.step-icon { width: 64px; height: 64px; margin: 0 auto var(--space-4); color: var(--primary); }
.step-icon-alert { color: var(--accent); }
.step-icon-green { color: var(--secondary); }
.step-card h3 { margin-bottom: var(--space-3); }
.step-card p { color: var(--gray-500); font-size: .9rem; }

/* ── Roles section ───────────────────────────────────────────────── */
.roles-section { padding: var(--space-20) 0; background: var(--white); }
.roles-grid { display: grid; gap: var(--space-6); }
@media (min-width: 768px) { .roles-grid { grid-template-columns: repeat(3, 1fr); } }
.role-card {
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  border: 2px solid var(--gray-200);
  text-align: center;
  position: relative;
  transition: border-color var(--t), box-shadow var(--t);
}
.role-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.role-featured { border-color: var(--primary); box-shadow: var(--shadow); background: var(--primary-light); }
.role-badge-featured { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; font-size: .75rem; padding: 3px 12px; border-radius: var(--radius-full); white-space: nowrap; font-weight: 600; }
.role-icon { font-size: 2.5rem; margin-bottom: var(--space-4); }
.role-features { list-style: none; padding: 0; margin: var(--space-4) 0 var(--space-6); text-align: left; }
.role-features li { padding: var(--space-2) 0; font-size: .875rem; color: var(--gray-600); border-bottom: 1px solid var(--gray-100); }
.role-features li::before { content: '✓ '; color: var(--secondary); font-weight: 700; }

/* ── CTA section ─────────────────────────────────────────────────── */
.cta-section { padding: var(--space-20) 0; background: linear-gradient(135deg, var(--primary), #0f1e3d); }
.cta-content { text-align: center; color: white; }
.cta-content h2 { color: white; font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: var(--space-3); }
.cta-content p { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-bottom: var(--space-6); }
.recent-reports { padding: var(--space-16) 0; background: var(--gray-50); }

/* ── Dashboard ───────────────────────────────────────────────────── */
.dashboard-layout { padding-top: 0; }
.metrics-row { display: grid; gap: var(--space-4); margin-bottom: var(--space-6); }
@media (min-width: 640px)  { .metrics-row { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px)  { .metrics-row { grid-template-columns: repeat(4, 1fr); } }

.metric-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: flex;
  gap: var(--space-4);
  align-items: center;
  transition: box-shadow var(--t);
}
.metric-card:hover { box-shadow: var(--shadow); }
.metric-card-alert { border-left: 4px solid var(--danger); }
.metric-icon { font-size: 1.8rem; flex-shrink: 0; }
.metric-body { flex: 1; }
.metric-value { display: block; font-size: 1.8rem; font-weight: 800; color: var(--primary); line-height: 1; }
.metric-label { font-size: .8rem; color: var(--gray-500); }
.metric-link { color: var(--gray-400); font-size: 1.2rem; text-decoration: none; transition: color var(--t-fast); }
.metric-link:hover { color: var(--primary); }

.dashboard-grid {
  display: grid;
  gap: var(--space-6);
}
@media (min-width: 960px) {
  .dashboard-grid { grid-template-columns: 1fr 300px; }
}

.dashboard-section { margin-bottom: var(--space-6); }
.section-header-inline { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.section-header-inline h2 { margin: 0; font-size: 1.1rem; }

/* ── Report list ─────────────────────────────────────────────────── */
.report-list { display: flex; flex-direction: column; gap: var(--space-2); }
.report-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: box-shadow var(--t-fast);
}
.report-list-item:hover { box-shadow: var(--shadow-xs); }
.rli-icon { font-size: 1.4rem; flex-shrink: 0; width: 36px; text-align: center; }
.rli-body { flex: 1; min-width: 0; }
.rli-body strong { display: block; font-size: .9rem; color: var(--gray-900); }
.rli-detail { font-size: .78rem; color: var(--gray-500); display: block; }
.rli-tracking { font-size: .72rem; color: var(--gray-400); font-family: var(--font-mono); }
.rli-right { display: flex; flex-direction: column; align-items: flex-end; gap: var(--space-1); flex-shrink: 0; }

/* ── Sidebar ─────────────────────────────────────────────────────── */
.dashboard-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }
.sidebar-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.sidebar-card-title { font-size: .875rem; font-weight: 700; color: var(--gray-700); margin-bottom: var(--space-3); border-bottom: 1px solid var(--gray-100); padding-bottom: var(--space-2); }
.sidebar-card-tip { background: #fffbeb; border-color: var(--warning); }
.sidebar-empty { font-size: .8rem; color: var(--gray-400); font-style: italic; }
.quick-actions { display: flex; flex-direction: column; gap: var(--space-1); }
.quick-action-item {
  display: flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius);
  color: var(--gray-700);
  font-size: .875rem;
  transition: all var(--t-fast);
  text-decoration: none;
}
.quick-action-item:hover { background: var(--gray-100); color: var(--primary); }
.quick-action-danger:hover { background: var(--danger-light); color: var(--danger); }
.qa-icon { font-size: 1rem; width: 24px; text-align: center; }

.alert-list { display: flex; flex-direction: column; gap: var(--space-2); }
.alert-item {
  display: flex; gap: var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--gray-100);
}
.alert-item:last-child { border-bottom: none; }
.alert-dot { width: 8px; height: 8px; background: var(--gray-300); border-radius: 50%; flex-shrink: 0; margin-top: 6px; }
.alert-unread .alert-dot { background: var(--primary); }
.alert-body { flex: 1; min-width: 0; }
.alert-body strong { display: block; font-size: .8rem; color: var(--gray-800); }
.alert-body span { font-size: .75rem; color: var(--gray-500); display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.alert-time { font-size: .7rem; color: var(--gray-400); }

/* ── Tables ──────────────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-md); border: 1px solid var(--gray-200); }
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; background: var(--white); }
.data-table th { padding: var(--space-3) var(--space-4); text-align: left; font-size: .78rem; font-weight: 600; color: var(--gray-500); text-transform: uppercase; letter-spacing: .05em; background: var(--gray-50); border-bottom: 2px solid var(--gray-200); white-space: nowrap; }
.data-table td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--gray-100); vertical-align: middle; }
.data-table tbody tr:hover { background: var(--gray-50); }
.data-table tbody tr:last-child td { border-bottom: none; }
.tracking-code { font-family: var(--font-mono); font-size: .8rem; color: var(--primary); }

/* ── Pagination ──────────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; justify-content: center; gap: var(--space-3); padding: var(--space-6) 0; }
.page-btn { display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-2) var(--space-4); border: 1px solid var(--gray-300); border-radius: var(--radius); color: var(--gray-700); font-size: .875rem; transition: all var(--t-fast); }
.page-btn:hover { background: var(--primary); color: white; border-color: var(--primary); }
.page-info { font-size: .875rem; color: var(--gray-500); }

/* ── Map ─────────────────────────────────────────────────────────── */
.map-page-header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-4) 0;
}
.map-page-header-content {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.map-page-header-content .page-title { font-size: 1.3rem; margin: 0; }
.map-filters { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }

.map-layout {
  display: grid;
  height: calc(100vh - var(--navbar-h) - 80px);
  min-height: 500px;
}
@media (min-width: 768px) {
  .map-layout { grid-template-columns: 340px 1fr; }
}

.map-sidebar {
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: fixed;
  inset: auto 0 0 0;
  z-index: 50;
  height: 45vh;
  transform: translateY(100%);
  transition: transform var(--t);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-lg);
}
.map-sidebar.open { transform: translateY(0); }
@media (min-width: 768px) {
  .map-sidebar {
    position: relative;
    height: auto;
    transform: none;
    border-radius: 0;
    box-shadow: none;
  }
}

.map-sidebar-header {
  padding: var(--space-4) var(--space-4) var(--space-2);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}
.map-sidebar-header h2 { font-size: 1rem; margin: 0; }
.report-count-badge { background: var(--danger); color: white; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: var(--radius-full); }
.map-report-list { flex: 1; overflow-y: auto; padding: var(--space-2); }
.map-sidebar-footer { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--gray-100); flex-shrink: 0; }

.map-report-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--t-fast);
  border-bottom: 1px solid var(--gray-100);
}
.map-report-item:hover { background: var(--gray-50); }
.mri-left { padding-top: 5px; }
.mri-status-dot { display: block; width: 8px; height: 8px; border-radius: 50%; background: var(--danger); }
.mri-body { flex: 1; min-width: 0; }
.mri-bike-name { display: block; font-size: .85rem; font-weight: 600; color: var(--gray-900); }
.mri-location, .mri-date { display: block; font-size: .75rem; color: var(--gray-500); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mri-type-badge { font-size: .65rem; color: var(--gray-400); background: var(--gray-100); padding: 2px 6px; border-radius: var(--radius-full); flex-shrink: 0; white-space: nowrap; }

.map-main { position: relative; }
.leaflet-map { width: 100%; height: 100%; }
.map-container { background: var(--gray-100); }
.map-form { border: 2px solid var(--gray-200); }

.map-legend {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(8px);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  z-index: 10;
}
.legend-item { display: flex; align-items: center; gap: var(--space-2); font-size: .75rem; color: var(--gray-600); }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; }
.legend-active   { background: var(--danger); }
.legend-resolved { background: var(--secondary); }

.map-sidebar-toggle {
  position: absolute;
  bottom: var(--space-4);
  right: var(--space-4);
  background: var(--primary);
  color: white;
  border: none;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  z-index: 20;
}
.map-sidebar-toggle svg { width: 18px; height: 18px; }
@media (min-width: 768px) { .map-sidebar-toggle { display: none; } }

.map-loading { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: var(--space-10); gap: var(--space-3); color: var(--gray-400); }

/* ── Auth pages ──────────────────────────────────────────────────── */
.auth-section {
  min-height: calc(100vh - var(--navbar-h));
  display: flex;
  align-items: stretch;
}
.auth-container {
  display: grid;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .auth-container { grid-template-columns: 1fr 1fr; }
  .auth-container-register { max-width: 1000px; grid-template-columns: 1fr 1.2fr; }
}

.auth-promo {
  background: linear-gradient(135deg, var(--primary), #0f1e3d);
  padding: var(--space-12);
  display: none;
  align-items: center;
}
@media (min-width: 768px) { .auth-promo { display: flex; } }
.auth-promo-register { padding: var(--space-10); }
.auth-promo-content { color: white; }
.auth-promo-content h2 { color: white; font-size: 1.8rem; margin-bottom: var(--space-3); }
.auth-promo-content p { color: rgba(255,255,255,.8); line-height: 1.7; margin-bottom: var(--space-6); }
.auth-promo-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.auth-promo-list li { color: rgba(255,255,255,.9); font-size: .9rem; padding: var(--space-2) 0; border-bottom: 1px solid rgba(255,255,255,.1); }

.auth-form-wrap {
  padding: var(--space-8) var(--space-6);
  background: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media (min-width: 768px) {
  .auth-form-wrap { padding: var(--space-12) var(--space-10); }
}
.auth-logo { margin-bottom: var(--space-6); }
.auth-logo a { font-size: 1.2rem; font-weight: 800; color: var(--primary); }
.auth-title { margin-bottom: var(--space-6); font-size: 1.6rem; }
.auth-form { display: flex; flex-direction: column; gap: 0; }
.auth-switch { text-align: center; color: var(--gray-500); font-size: .875rem; margin-top: var(--space-5); }
.auth-security-note { display: flex; align-items: center; gap: var(--space-2); font-size: .72rem; color: var(--gray-400); margin-top: var(--space-4); justify-content: center; }

/* Role selector */
.role-selector { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.role-option {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: var(--space-4);
  cursor: pointer;
  transition: all var(--t-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  text-align: center;
}
.role-option input { display: none; }
.role-option:hover { border-color: var(--primary); background: var(--primary-light); }
.role-option.active { border-color: var(--primary); background: var(--primary-light); }
.role-option-icon { font-size: 1.8rem; }
.role-option-title { font-size: .875rem; font-weight: 700; color: var(--gray-800); }
.role-option-desc  { font-size: .75rem; color: var(--gray-400); }

/* ── Detail page ─────────────────────────────────────────────────── */
.detail-layout {
  display: grid;
  gap: var(--space-6);
  padding-top: var(--space-8);
}
@media (min-width: 960px) {
  .detail-layout { grid-template-columns: 1fr 340px; }
  .detail-sidebar { order: 2; }
  .detail-main    { order: 1; }
}
.detail-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-4); }
.detail-card h3 { font-size: .875rem; color: var(--gray-600); margin-bottom: var(--space-3); }
.detail-section { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-4); }
.detail-section h2 { font-size: 1rem; color: var(--primary); margin-bottom: var(--space-4); padding-bottom: var(--space-2); border-bottom: 2px solid var(--gray-100); }
.detail-section h3 { font-size: .875rem; color: var(--gray-600); margin: var(--space-4) 0 var(--space-2); }
.detail-specs { display: flex; flex-direction: column; gap: 0; }
.detail-spec-row { display: flex; justify-content: space-between; align-items: center; padding: var(--space-2) 0; border-bottom: 1px solid var(--gray-100); font-size: .875rem; gap: var(--space-4); }
.detail-spec-row dt { color: var(--gray-500); font-weight: 500; flex-shrink: 0; }
.detail-spec-row dd { color: var(--gray-800); font-weight: 600; text-align: right; }
.detail-spec-highlight dt, .detail-spec-highlight dd { font-size: .95rem; }
.detail-spec-highlight dd code { font-size: .9rem; }
.detail-description h3 { font-size: .85rem; color: var(--gray-500); text-transform: uppercase; letter-spacing: .05em; margin: var(--space-4) 0 var(--space-1); }
.detail-description p { font-size: .9rem; color: var(--gray-700); }
.detail-bike-header { margin-bottom: var(--space-3); }
.detail-bike-name { font-size: 1.2rem; margin-bottom: var(--space-2); }
.detail-bike-photo { width: 100%; border-radius: var(--radius); margin-bottom: var(--space-4); object-fit: cover; max-height: 200px; }
.detail-actions { display: flex; flex-direction: column; gap: var(--space-2); }
.detail-description-box { background: var(--gray-50); border-radius: var(--radius); padding: var(--space-4); font-size: .9rem; line-height: 1.7; }
.detail-location-text { font-size: .875rem; color: var(--gray-600); margin-top: var(--space-2); display: flex; align-items: center; gap: var(--space-1); }

/* Photo gallery */
.photo-gallery { margin-bottom: var(--space-4); }
.gallery-main { border-radius: var(--radius-md); overflow: hidden; background: var(--gray-100); margin-bottom: var(--space-2); }
.gallery-main-img { width: 100%; max-height: 400px; object-fit: contain; display: block; }
.gallery-thumbs { display: flex; gap: var(--space-2); overflow-x: auto; padding-bottom: var(--space-2); }
.gallery-thumb { flex-shrink: 0; width: 80px; height: 60px; border-radius: var(--radius); overflow: hidden; border: 2px solid var(--gray-200); cursor: pointer; transition: border-color var(--t-fast); background: none; padding: 0; }
.gallery-thumb:hover { border-color: var(--primary); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.photo-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--gray-100); border-radius: var(--radius-md); height: 200px; color: var(--gray-400); font-size: 2rem; margin-bottom: var(--space-4); }

/* Photo grid */
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: var(--space-2); }
.photo-grid-item { aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; background: var(--gray-100); }
.photo-grid-item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t); }
.photo-grid-item:hover img { transform: scale(1.05); }

/* QR */
.detail-card-qr { text-align: center; }
.qr-wrapper { display: flex; justify-content: center; margin: var(--space-3) 0; }
.qr-hint { font-size: .78rem; color: var(--gray-400); margin-bottom: var(--space-2); }
.qr-code-text { display: block; font-family: var(--font-mono); font-size: .8rem; color: var(--gray-600); }

/* ── Timeline ────────────────────────────────────────────────────── */
.timeline { position: relative; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 0; bottom: 0; width: 2px; background: var(--gray-200); }
.timeline-item { display: flex; gap: var(--space-4); padding-bottom: var(--space-4); position: relative; }
.timeline-dot { width: 16px; height: 16px; border-radius: 50%; background: var(--primary); border: 2px solid white; box-shadow: 0 0 0 2px var(--gray-200); flex-shrink: 0; margin-top: 4px; z-index: 1; }
.timeline-content { flex: 1; padding: var(--space-3) var(--space-4); background: var(--gray-50); border-radius: var(--radius); border: 1px solid var(--gray-100); }
.timeline-header { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-2); font-size: .85rem; }
.timeline-header strong { color: var(--gray-800); }
.timeline-header time { color: var(--gray-400); font-size: .78rem; margin-left: auto; }
.timeline-content p { font-size: .875rem; color: var(--gray-700); margin: 0; }

/* ── Report status display ───────────────────────────────────────── */
.report-status-display { display: flex; justify-content: center; padding: var(--space-4) 0; }

/* ── Admin ───────────────────────────────────────────────────────── */
.admin-metrics { display: grid; gap: var(--space-4); margin-bottom: var(--space-6); }
@media (min-width: 640px)  { .admin-metrics { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .admin-metrics { grid-template-columns: repeat(6, 1fr); } }

.admin-metric-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.admin-metric-card.amc-alert { border-left: 4px solid var(--danger); }
.amc-icon { font-size: 1.5rem; flex-shrink: 0; }
.amc-value { display: block; font-size: 1.6rem; font-weight: 800; color: var(--primary); line-height: 1; }
.amc-label { font-size: .75rem; color: var(--gray-500); display: block; }
.amc-sub   { font-size: .7rem;  color: var(--gray-400); display: block; margin-top: 2px; }
.amc-trend { font-size: .7rem; font-weight: 600; display: block; margin-top: 2px; }
.amc-trend-up    { color: var(--secondary); }
.amc-trend-alert { color: var(--danger); }

.admin-grid { display: grid; gap: var(--space-6); }
@media (min-width: 960px) { .admin-grid { grid-template-columns: 1fr 280px; } }
.admin-section { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-4); }
.admin-section h2 { font-size: 1rem; margin-bottom: var(--space-4); }
.admin-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }

.user-list { display: flex; flex-direction: column; gap: var(--space-2); }
.user-list-item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--gray-100); }
.uli-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--primary-light); color: var(--primary); font-weight: 700; display: flex; align-items: center; justify-content: center; font-size: .875rem; flex-shrink: 0; }
.uli-body { flex: 1; min-width: 0; }
.uli-body strong { display: block; font-size: .875rem; color: var(--gray-900); }
.uli-body span { font-size: .78rem; color: var(--gray-400); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.uli-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; flex-shrink: 0; }
.uli-time { font-size: .7rem; color: var(--gray-400); }

.top-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--space-1); counter-reset: top; }
.top-list-item { display: flex; justify-content: space-between; align-items: center; padding: var(--space-2) 0; font-size: .875rem; border-bottom: 1px solid var(--gray-100); }
.top-list-count { background: var(--primary-light); color: var(--primary); font-weight: 700; font-size: .78rem; padding: 2px 8px; border-radius: var(--radius-full); }

.mini-chart { display: flex; flex-direction: column; gap: var(--space-2); }
.mini-bar-row { display: flex; align-items: center; gap: var(--space-2); font-size: .75rem; }
.mini-bar-label { flex: 0 0 80px; color: var(--gray-600); font-size: .72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mini-bar-track { flex: 1; height: 6px; background: var(--gray-100); border-radius: 3px; overflow: hidden; }
.mini-bar { height: 100%; background: var(--primary); border-radius: 3px; transition: width .5s ease; }
.mini-bar-value { flex: 0 0 28px; text-align: right; color: var(--gray-500); font-weight: 600; }

/* ── Shop ────────────────────────────────────────────────────────── */
.shop-info-box { background: var(--info-light); border: 1px solid #bfdbfe; border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-6); }
.shop-info-box h2 { font-size: 1rem; color: var(--info); margin-bottom: var(--space-4); }
.shop-steps { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .shop-steps { grid-template-columns: repeat(3, 1fr); } }
.shop-step { display: flex; gap: var(--space-3); align-items: flex-start; }
.shop-step-num { width: 28px; height: 28px; background: var(--info); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .8rem; font-weight: 700; flex-shrink: 0; }
.shop-step p { font-size: .875rem; color: var(--gray-600); margin: 0; }
.shop-section { margin-bottom: var(--space-8); }
.shop-section h2 { font-size: 1.1rem; margin-bottom: var(--space-4); }
.serial-search-form { max-width: 500px; margin-bottom: var(--space-4); }
.serial-result { margin-top: var(--space-3); }

/* ── Form page ───────────────────────────────────────────────────── */
.form-page-layout { max-width: 780px; margin: 0 auto; padding-top: var(--space-6); }
.serial-info-box { display: flex; gap: var(--space-3); background: var(--info-light); border: 1px solid #bfdbfe; border-radius: var(--radius); padding: var(--space-4); margin-bottom: var(--space-4); }
.serial-info-box svg { width: 20px; flex-shrink: 0; color: var(--info); margin-top: 1px; }
.serial-info-box strong { display: block; font-size: .875rem; color: var(--gray-800); margin-bottom: 4px; }
.serial-info-box p { font-size: .825rem; color: var(--gray-600); margin: 0; }

/* ── Empty states ────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-4);
}
.empty-state-page { min-height: 400px; display: flex; align-items: center; justify-content: center; }
.empty-state-icon { font-size: 3rem; display: block; margin-bottom: var(--space-3); }
.empty-state h2, .empty-state h3 { margin-bottom: var(--space-2); }
.empty-state p { color: var(--gray-500); margin-bottom: var(--space-5); }
.empty-state-section { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-4); }

/* ── Footer ──────────────────────────────────────────────────────── */
.site-footer { background: var(--gray-900); color: var(--gray-400); margin-top: auto; padding: var(--space-12) 0 0; }
.footer-grid { display: grid; gap: var(--space-8); margin-bottom: var(--space-8); }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; } }
.footer-brand .footer-logo { font-size: 1.15rem; font-weight: 800; color: white; }
.footer-brand p { font-size: .85rem; line-height: 1.6; margin: var(--space-3) 0; }
.footer-badges { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
.badge-secure { background: rgba(255,255,255,.1); border-radius: var(--radius-full); padding: 3px 10px; font-size: .75rem; }
.footer-nav h3 { color: white; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; margin-bottom: var(--space-3); }
.footer-nav ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-nav a { color: var(--gray-400); font-size: .875rem; transition: color var(--t-fast); }
.footer-nav a:hover { color: white; }
.footer-contact h3 { color: white; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; margin-bottom: var(--space-3); }
.footer-contact ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-contact li { display: flex; align-items: center; gap: var(--space-2); font-size: .875rem; }
.footer-contact li svg { width: 14px; color: var(--secondary); flex-shrink: 0; }
.footer-contact a { color: var(--gray-400); }
.footer-contact a:hover { color: white; }
.footer-bottom { border-top: 1px solid var(--gray-800); padding: var(--space-5) 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); font-size: .8rem; }
.footer-version { color: var(--gray-600); }

/* ── Spinner ─────────────────────────────────────────────────────── */
.spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Accessibility ───────────────────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Skip link */
a.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  background: var(--primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: 600;
  transition: top var(--t-fast);
  z-index: 9999;
}
a.skip-link:focus { top: 0; }

/* ── Print styles ────────────────────────────────────────────────── */
@media print {
  .navbar, .site-footer, .flash-container, .page-header-actions,
  .btn, .quick-actions, .sidebar-card-tip, .map-layout { display: none !important; }
  body { background: white; font-size: 11pt; }
  .container { max-width: none; padding: 0; }
  .main-content { padding: 0; }
  a[href]::after { content: ' (' attr(href) ')'; font-size: .8em; color: #666; }
  .bike-card, .report-card { break-inside: avoid; border: 1px solid #ccc; }
}

/* ── Dark mode (prefers-color-scheme) ───────────────────────────── */
@media (prefers-color-scheme: dark) {
  /* Minimal dark adjustments — full dark mode can be added via class toggle */
  :root {
    color-scheme: light dark;
  }
}

/* ── Reduced motion ──────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── Responsive tweaks ───────────────────────────────────────────── */
@media (max-width: 639px) {
  .form-row { grid-template-columns: 1fr; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .page-header-actions { width: 100%; }
  .page-header-actions .btn { flex: 1; justify-content: center; }
}

@media (min-width: 640px) and (max-width: 959px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .detail-layout  { grid-template-columns: 1fr; }
}