/* ============================================================
   CRIME INVESTIGATION SYSTEM — style.css
   Covers: register, login, index, dashboard,
           add-suspect, add-evidence, add-case
   ============================================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:          #0d0f14;
  --bg-surface:  #141720;
  --bg-card:     #1a1e2b;
  --bg-input:    #111420;
  --accent:      #c8a84b;
  --accent-dark: #a8882f;
  --accent-glow: rgba(200,168,75,0.15);
  --danger:      #e05252;
  --success:     #3db87a;
  --warning:     #e09a3a;
  --text-primary:#e8eaf0;
  --text-muted:  #8a8fa8;
  --border:      rgba(200,168,75,0.18);
  --border-soft: rgba(255,255,255,0.07);
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --sidebar-w:   220px;
  --header-h:    68px;
  --font:        'Segoe UI', system-ui, sans-serif;
  --transition:  0.2s ease;
}

html { font-size: 16px; }

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--accent-dark); }

h1, h2, h3 { font-weight: 600; line-height: 1.3; }

/* ============================================================
   AUTH PAGES — login.html & register.html
   ============================================================ */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(200,168,75,0.08) 0%, transparent 70%),
    var(--bg);
}

.auth-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 480px;
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h1 {
  font-size: 1.6rem;
  color: var(--accent);
  letter-spacing: 0.5px;
  margin-bottom: 0.4rem;
}

.auth-header p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Fieldsets (register) */
fieldset {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.25rem 1rem;
  margin-bottom: 1.5rem;
}

legend {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  padding: 0 0.5rem;
}

/* Input groups */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.input-group:last-child { margin-bottom: 0; }

.input-group label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.input-group input[type="text"],
.input-group input[type="email"],
.input-group input[type="password"],
.input-group input[type="number"],
.input-group input[type="date"],
.input-group input[type="file"],
.input-group select,
.input-group textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.9rem;
  padding: 0.6rem 0.85rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.input-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238a8fa8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.input-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.input-group textarea {
  resize: vertical;
  min-height: 90px;
}

.input-group input[type="file"] {
  padding: 0.45rem 0.75rem;
  cursor: pointer;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-group input::placeholder,
.input-group textarea::placeholder {
  color: rgba(138,143,168,0.5);
}

/* Checkbox row */
.input-group label:has(input[type="checkbox"]) {
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.875rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-muted);
}

input[type="checkbox"] {
  accent-color: var(--accent);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

/* Buttons */
.btn-primary,
.btn-secondary,
button[type="submit"],
button[type="reset"] {
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 0.65rem 1.5rem;
  text-transform: uppercase;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary,
button[type="submit"] {
  background: var(--accent);
  color: #0d0f14;
}

.btn-primary:hover,
button[type="submit"]:hover {
  background: var(--accent-dark);
  box-shadow: 0 4px 16px rgba(200,168,75,0.3);
  transform: translateY(-1px);
}

.btn-secondary,
button[type="reset"] {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.btn-secondary:hover,
button[type="reset"]:hover {
  background: var(--border-soft);
  color: var(--text-primary);
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.auth-footer {
  text-align: center;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-soft);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================================
   INDEX PAGE — index.html (plain layout, no sidebar)
   ============================================================ */
body > header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 2rem;
  text-align: center;
}

body > header h1 {
  font-size: 1.5rem;
  color: var(--accent);
}

body > header p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

body > nav {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  gap: 0;
  justify-content: center;
  flex-wrap: wrap;
}

body > nav a {
  color: var(--text-muted);
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 0.85rem 1.25rem;
  text-transform: uppercase;
  transition: color var(--transition), border-bottom var(--transition);
  border-bottom: 2px solid transparent;
}

body > nav a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

body > main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

body > main section {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

body > main section h2 {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-soft);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

body > main section label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-top: 0.75rem;
  margin-bottom: 0.3rem;
}

body > main section input[type="text"],
body > main section input[type="number"],
body > main section select,
body > main section textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.875rem;
  padding: 0.55rem 0.75rem;
  width: 100%;
  transition: border-color var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

body > main section input:focus,
body > main section select:focus,
body > main section textarea:focus {
  outline: none;
  border-color: var(--accent);
}

body > main section textarea { resize: vertical; min-height: 80px; }

body > main section button[type="submit"] {
  margin-top: 1rem;
  width: 100%;
}

/* Index full-width table section */
body > main section:last-child {
  grid-column: 1 / -1;
}

body > footer {
  text-align: center;
  padding: 1.25rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-soft);
  margin-top: 1rem;
}

/* ============================================================
   SHARED DASHBOARD LAYOUT (dashboard, add-suspect, add-evidence, add-case)
   ============================================================ */

/* Top Header */
.top-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.75rem;
}

.logo-area h1 {
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.logo-area p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.agent-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.agent-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.agent-info a {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 0.35rem 0.85rem;
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition);
}

.agent-info a:hover {
  background: var(--accent-glow);
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border-soft);
  overflow-y: auto;
  z-index: 90;
  padding: 1.25rem 0;
}

.sidebar ul {
  list-style: none;
}

.sidebar ul li a {
  display: flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.7rem 1.5rem;
  border-left: 3px solid transparent;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
  letter-spacing: 0.3px;
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
  color: var(--accent);
  background: var(--accent-glow);
  border-left-color: var(--accent);
}

/* Main content area (for sidebar-layout pages) */
.dashboard-container,
.form-page {
  margin-top: var(--header-h);
  margin-left: var(--sidebar-w);
  padding: 2rem 2rem 3rem;
  min-height: calc(100vh - var(--header-h));
}

/* ============================================================
   DASHBOARD PAGE
   ============================================================ */
.dashboard-header {
  margin-bottom: 1.75rem;
}

.dashboard-header h2 {
  font-size: 1.4rem;
  color: var(--text-primary);
}

.dashboard-header p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Stat cards */
.stats-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.stat-card h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 0.35rem;
}

/* Section headings in dashboard */
.recent-cases h2,
.quick-actions h2,
.alerts-section h2 {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-soft);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-soft);
}

table th {
  background: var(--bg-surface);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.7px;
  padding: 0.75rem 1rem;
  text-align: left;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

table td {
  padding: 0.7rem 1rem;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-soft);
}

table tr:last-child td { border-bottom: none; }

table tbody tr:hover {
  background: rgba(200,168,75,0.04);
}

/* Status badge styling */
table td:nth-child(4) {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.recent-cases { margin-bottom: 2rem; }

/* Quick actions */
.action-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-soft);
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.data-table th {
  background: var(--bg-surface);
  color: var(--accent);
  text-transform: uppercase;
  font-weight: 700;
}

.data-table tbody tr:nth-child(even) {
  background: rgba(255,255,255,0.03);
}

.data-table tbody tr:hover {
  background: rgba(200,168,75,0.07);
}


.action-buttons a {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 0.6rem 1.1rem;
  text-transform: uppercase;
  transition: background var(--transition), transform var(--transition);
}

.action-buttons a:hover {
  background: var(--accent-glow);
  transform: translateY(-1px);
}

/* Alerts */
.alerts-section { margin-top: 2rem; }

.alerts-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.alerts-section ul li {
  background: var(--bg-card);
  border-left: 3px solid var(--warning);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
}

/* Summary Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.card h3 {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.card p {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

/* ============================================================
   FORM PAGES — add-suspect, add-evidence, add-case
   ============================================================ */
.form-box {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 720px;
}

.form-header {
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-soft);
}

.form-header h2 {
  font-size: 1.25rem;
  color: var(--accent);
}

.form-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* form-page uses same .input-group styles */
.form-page .form-actions {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-soft);
}

/* ============================================================
   CASES PAGE SLOTS
   ============================================================ */
.tools-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.tools-row h2 {
  margin: 0;
  color: var(--accent);
  font-size: 1.1rem;
}
.tools-row .btn-primary {
  margin-left: auto;
}
.data-table {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1rem;
}

/* ============================================================
   DASHBOARD FOOTER
   ============================================================ */
.dashboard-footer {
  margin-left: var(--sidebar-w);
  background: var(--bg-surface);
  border-top: 1px solid var(--border-soft);
  text-align: center;
  padding: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(200,168,75,0.25); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(200,168,75,0.45); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --sidebar-w: 0px;
    --header-h: 60px;
  }

  .sidebar {
    width: 200px;
    transform: translateX(-100%);
    transition: transform var(--transition);
  }

  .sidebar.open { transform: translateX(0); }

  .dashboard-container,
  .form-page,
  .dashboard-footer {
    margin-left: 0;
    padding: 1.25rem 1rem 2rem;
  }

  .top-header { padding: 0 1rem; }

  .logo-area h1 { font-size: 0.95rem; }

  .auth-box { padding: 1.75rem 1.25rem; }

  .stats-section {
    grid-template-columns: repeat(2, 1fr);
  }

  .action-buttons { flex-direction: column; }

  body > main {
    grid-template-columns: 1fr;
    padding: 1.25rem 1rem;
  }
}

@media (max-width: 480px) {
  .stats-section { grid-template-columns: 1fr 1fr; }
  .form-actions { flex-direction: column; }
  .form-actions .btn-primary,
  .form-actions .btn-secondary,
  .form-actions button { width: 100%; }
}