/* ============================================================
   NP Security Training and Services - Main Stylesheet
   Brand colors: Dark #1a1a19, Gold #d4af37, Teal #4a90a4
   ============================================================ */

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

:root {
  --bg-dark: #1a1a19;
  --bg-card: #222221;
  --bg-section: #1f1f1e;
  --gold: #d4af37;
  --gold-light: #e8c95a;
  --gold-dark: #b8942f;
  --teal: #4a90a4;
  --white: #ffffff;
  --light: #f8f8f7;
  --gray: #cccccc;
  --gray-mid: #888888;
  --gray-dark: #555555;
  --danger: #e74c3c;
  --success: #2ecc71;
  --warning: #f39c12;
  --info: #3498db;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
}

html { scroll-behavior: smooth; }

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

a { color: var(--gold); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--gold-light); }

img { max-width: 100%; height: auto; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 80px 0; }

.text-gold { color: var(--gold); }
.text-muted { color: var(--gray-mid); }

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-accent {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--bg-dark) !important;
}
.btn-accent:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--gold);
  color: var(--gold) !important;
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--bg-dark) !important;
}

.btn-danger {
  background: var(--danger);
  color: white !important;
  border: none;
}
.btn-danger:hover { background: #c0392b; }

.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-block { width: 100%; }

/* ---- Header ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26, 26, 25, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 48px;
  width: auto;
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--gold);
  letter-spacing: 2px;
}

.logo-subtitle {
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  color: var(--gray);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--gold); }

.nav-admin {
  color: var(--teal);
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid var(--teal);
  border-radius: 6px;
}
.nav-admin:hover { background: var(--teal); color: white !important; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gold);
  font-size: 28px;
  cursor: pointer;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  padding: 80px 0 60px;
  overflow: hidden;
}

.hero-bg-shapes { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.03;
}
.shape-1 {
  width: 600px; height: 600px;
  background: var(--gold);
  top: -200px; right: -200px;
}
.shape-2 {
  width: 400px; height: 400px;
  background: var(--teal);
  bottom: -100px; left: -100px;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}

.hero-text { flex: 1; }

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 16px;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 30px;
  max-width: 560px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  flex: 0 0 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.hero-logo-glow {
  max-height: 200px;
  filter: drop-shadow(0 0 40px rgba(212, 175, 55, 0.15));
}

.hero-shield { opacity: 0.5; }

/* ---- Badges Bar ---- */
.badges-bar {
  background: var(--bg-card);
  padding: 20px 0;
  border-top: 1px solid rgba(212, 175, 55, 0.08);
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
}

.badges-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge-icon { font-size: 24px; color: var(--gold); }
.badge-item strong { font-size: 12px; letter-spacing: 1px; color: var(--light); }
.badge-item p { font-size: 12px; color: var(--gray); }

.badge-phone { color: var(--teal) !important; font-weight: 600; }

.badge-divider {
  width: 1px;
  height: 30px;
  background: rgba(212, 175, 55, 0.2);
}

/* ---- Section Headers ---- */
.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(74, 144, 164, 0.1);
  border: 1px solid rgba(74, 144, 164, 0.3);
  border-radius: 16px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--teal);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 16px;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

/* ---- Features Grid ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 12px;
  padding: 30px;
  transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: rgba(212, 175, 55, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 28px;
  color: var(--gold);
  margin-bottom: 14px;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  margin-bottom: 8px;
}

.feature-card p { font-size: 14px; color: var(--gray); }

/* ---- Skills Section ---- */
.skills-section { background: var(--bg-section); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.skill-card {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s ease;
}
.skill-card:hover { transform: translateY(-3px); }

.skill-icon { font-size: 32px; margin-bottom: 12px; }

.skill-card h3 {
  font-family: var(--font-heading);
  font-size: 17px;
  margin-bottom: 8px;
}

.skill-card p { font-size: 14px; color: var(--gray); }

/* ---- Career Path ---- */
.career-path {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.path-step {
  background: var(--bg-card);
  border: 2px solid rgba(212, 175, 55, 0.2);
  border-radius: 12px;
  padding: 16px 28px;
  text-align: center;
  min-width: 140px;
}

.step-grade {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 800;
  color: var(--gold);
}

.step-label { font-weight: 600; font-size: 13px; margin-top: 4px; }
.step-sub { font-size: 11px; color: var(--gray-mid); }

.path-arrow {
  font-size: 24px;
  color: var(--gold);
  opacity: 0.5;
}

/* ---- Courses Grid ---- */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
  position: relative;
}
.course-card:hover {
  border-color: rgba(212, 175, 55, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.course-card.popular { border-color: var(--gold); }
.course-card.course-featured {
  border-color: var(--gold);
  background: linear-gradient(135deg, var(--bg-card), rgba(212, 175, 55, 0.05));
}

.course-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 12px;
  background: var(--gold);
  color: var(--bg-dark);
  font-size: 11px;
  font-weight: 700;
  border-radius: 6px;
  letter-spacing: 1px;
}

.course-header {
  padding: 24px 24px 0;
}

.course-grade {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 800;
  color: var(--gold);
}

.course-header h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 4px 0 0;
}

.course-body { padding: 16px 24px 24px; }

.course-level {
  font-size: 13px;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 4px;
}

.course-duration {
  font-size: 12px;
  color: var(--gray-mid);
  margin-bottom: 14px;
}

.course-skills { margin-bottom: 16px; }
.course-skills strong { font-size: 13px; color: var(--gray); }
.course-skills ul { margin-top: 6px; padding-left: 18px; }
.course-skills li { font-size: 13px; color: var(--gray-mid); margin-bottom: 3px; }

.course-price {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 14px;
}

.course-price span {
  font-size: 12px;
  color: var(--gray-mid);
  font-weight: 400;
  margin-left: 6px;
}

.course-btn { width: 100%; }

/* ---- Page Header ---- */
.page-header {
  padding: 60px 0 30px;
  text-align: center;
  background: linear-gradient(180deg, rgba(212, 175, 55, 0.05), transparent);
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 800;
}

.page-header p {
  color: var(--gray);
  margin-top: 8px;
}

/* ---- About Page ---- */
.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: start;
}

.about-text h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  margin: 24px 0 12px;
}

.about-text p {
  font-size: 15px;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 16px;
}

.values-list { display: flex; flex-direction: column; gap: 12px; }

.value-item {
  padding: 14px 18px;
  background: var(--bg-card);
  border-left: 3px solid var(--gold);
  border-radius: 6px;
  font-size: 14px;
  color: var(--gray);
}

.about-sidebar { position: sticky; top: 100px; }

.about-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.1);
  border-radius: 16px;
  padding: 30px;
  text-align: center;
}

.about-logo {
  max-height: 120px;
  margin: 0 auto 16px;
}

.about-card h3 { font-family: var(--font-serif); font-size: 22px; color: var(--gold); }

.about-reg {
  margin: 16px 0;
  text-align: left;
}
.about-reg p { font-size: 13px; color: var(--gray); margin-bottom: 4px; }

.about-card .btn { width: 100%; margin-top: 16px; }

/* ---- Auth Pages ---- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #0d0d0c 100%);
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.1);
  border-radius: 20px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
}

.auth-logo { text-align: center; margin-bottom: 30px; }

.auth-logo-img {
  max-height: 80px;
  margin: 0 auto 12px;
}

.auth-logo h1 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--gold);
  letter-spacing: 2px;
}

.auth-logo p { font-size: 12px; color: var(--gray); letter-spacing: 2px; }

.auth-form { display: flex; flex-direction: column; gap: 16px; }

.auth-footer { text-align: center; margin-top: 20px; }
.auth-footer a { font-size: 13px; color: var(--teal); }

/* ---- Forms ---- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray);
  letter-spacing: 0.5px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-dark);
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-radius: 8px;
  color: var(--light);
  font-size: 14px;
  transition: border-color 0.2s;
  font-family: var(--font-sans);
}

.form-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-input::placeholder { color: var(--gray-dark); }

.form-textarea { resize: vertical; min-height: 80px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.form-page { padding-bottom: 60px; }

.form-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 16px;
  padding: 32px;
}

/* ---- Admin Navigation ---- */
.admin-nav {
  background: var(--bg-card);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.admin-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-logo-sm { height: 32px; width: auto; }

.admin-brand span {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--gold);
  letter-spacing: 1px;
}

.admin-nav-links { display: flex; align-items: center; gap: 8px; }

.admin-nav-link {
  padding: 8px 16px;
  border-radius: 6px;
  color: var(--gray);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s;
}
.admin-nav-link:hover { color: var(--gold); background: rgba(212, 175, 55, 0.05); }
.admin-nav-link.active { color: var(--gold); background: rgba(212, 175, 55, 0.1); }

.logout-link { color: var(--danger) !important; }
.logout-link:hover { background: rgba(231, 76, 60, 0.1) !important; }

/* ---- Admin Main ---- */
.admin-main { padding: 40px 0; }

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-header h1 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
}

.admin-header p { color: var(--gray); font-size: 14px; }

/* ---- Stats Grid ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 14px;
  padding: 28px;
  text-align: center;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 800;
  color: var(--gold);
}

.stat-label { font-size: 13px; color: var(--gray-mid); margin-top: 4px; }

/* ---- Dashboard Grid ---- */
.dashboard-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 24px;
}

.dashboard-grid > :last-child { grid-column: 1 / -1; }

.dashboard-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 14px;
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
}

.card-header h2 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
}

.card-body { padding: 20px; }

/* ---- Table ---- */
.table-container { overflow-x: auto; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table thead th {
  padding: 12px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--gray-mid);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  white-space: nowrap;
}

.table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.table tbody tr:hover { background: rgba(212, 175, 55, 0.02); }
.table tbody tr:last-child td { border-bottom: none; }

.actions-cell { white-space: nowrap; }
.actions-cell form { display: inline; }

.table-footer {
  padding: 12px 0;
  font-size: 13px;
  color: var(--gray-mid);
  text-align: right;
}

/* ---- Status Badges ---- */
.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.status-active { background: rgba(46, 204, 113, 0.15); color: var(--success); }
.status-completed { background: rgba(52, 152, 219, 0.15); color: var(--info); }
.status-inactive { background: rgba(149, 165, 166, 0.15); color: var(--gray-mid); }

.badge {
  display: inline-block;
  font-size: 16px;
}
.badge-success { color: var(--success); }
.badge-muted { color: var(--gray-dark); }

/* ---- Search Bar ---- */
.search-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.search-input { flex: 1; min-width: 200px; }
.filter-select { width: auto; min-width: 150px; }

/* ---- Grade Bar ---- */
.grade-bar-list { display: flex; flex-direction: column; gap: 12px; }

.grade-bar-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.grade-label {
  font-size: 13px;
  font-weight: 600;
  min-width: 70px;
}

.grade-bar-track {
  flex: 1;
  height: 8px;
  background: rgba(212, 175, 55, 0.08);
  border-radius: 4px;
  overflow: hidden;
}

.grade-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 4px;
  transition: width 0.6s ease;
}

.grade-count {
  font-size: 13px;
  color: var(--gray-mid);
  min-width: 30px;
  text-align: right;
}

/* ---- Certificate Page ---- */
.cert-page { padding-bottom: 40px; }

.cert-actions { display: flex; gap: 10px; }

.cert-info { margin-bottom: 30px; }

.cert-info-card {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 14px;
  padding: 24px;
}

.cert-info-card h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  margin-bottom: 16px;
}

.cert-details-table { width: 100%; }
.cert-details-table td {
  padding: 8px 0;
  font-size: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
.cert-details-table td:first-child { color: var(--gray-mid); padding-right: 20px; }

.verify-link { font-size: 12px; word-break: break-all; color: var(--teal); }

.cert-preview {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 30px;
  display: flex;
  justify-content: center;
}

.cert-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

/* ---- Verification Pages ---- */
.verify-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #0d0d0c 100%);
}

.verify-card {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 40px;
  max-width: 520px;
  width: 100%;
  text-align: center;
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.verify-valid { border-color: rgba(46, 204, 113, 0.3); }
.verify-invalid { border-color: rgba(231, 76, 60, 0.3); }

.verify-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 20px;
}

.verify-valid .verify-icon { background: rgba(46, 204, 113, 0.15); color: var(--success); }
.verify-invalid .verify-icon { background: rgba(231, 76, 60, 0.15); color: var(--danger); }

.verify-card h1 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 10px;
}

.verify-sub { color: var(--gray); margin-bottom: 24px; }

.verify-details { margin: 24px 0; text-align: left; }
.verify-details table { width: 100%; }
.verify-details td {
  padding: 10px 0;
  font-size: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
.verify-details td:first-child { color: var(--gray-mid); width: 140px; }

.verify-stamp { margin-top: 24px; }
.verify-logo { max-height: 60px; margin: 0 auto 10px; }
.verify-stamp p { font-size: 14px; color: var(--gold); font-family: var(--font-serif); }
.verify-psira { font-size: 11px !important; color: var(--gray-mid) !important; font-family: var(--font-sans) !important; }

.verify-warning {
  background: rgba(231, 76, 60, 0.08);
  border: 1px solid rgba(231, 76, 60, 0.2);
  border-radius: 10px;
  padding: 20px;
  margin: 20px 0;
  text-align: left;
}
.verify-warning p { font-size: 14px; color: var(--gray); margin-bottom: 8px; }

.verify-tips { text-align: left; margin-top: 16px; }
.verify-tips h3 { font-size: 16px; margin-bottom: 10px; color: var(--light); }
.verify-tips ul { padding-left: 20px; }
.verify-tips li { font-size: 13px; color: var(--gray); margin-bottom: 4px; }

.verify-footer { margin-top: 20px; }
.verify-footer a { font-size: 14px; color: var(--teal); }

/* ---- Documentation Page ---- */
.doc-content { max-width: 900px; margin: 0 auto; padding-bottom: 60px; }

.doc-toc {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 14px;
  padding: 28px;
  margin-bottom: 40px;
}

.doc-toc h2 { font-family: var(--font-serif); font-size: 22px; color: var(--gold); margin-bottom: 16px; }
.doc-toc ol { padding-left: 20px; }
.doc-toc li { margin-bottom: 8px; }
.doc-toc a { font-size: 14px; color: var(--gray); }
.doc-toc a:hover { color: var(--gold); }

.doc-section { margin-bottom: 40px; }

.doc-section h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.doc-section h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  margin: 20px 0 10px;
  color: var(--light);
}

.doc-section p { font-size: 15px; color: var(--gray); line-height: 1.7; margin-bottom: 12px; }
.doc-section ul, .doc-section ol { padding-left: 20px; margin-bottom: 12px; }
.doc-section li { font-size: 14px; color: var(--gray); margin-bottom: 4px; }

.doc-table-wrap { overflow-x: auto; }

.doc-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 14px;
}

.doc-table th {
  background: rgba(212, 175, 55, 0.08);
  padding: 12px 16px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.5px;
}

.doc-table td {
  padding: 10px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.doc-table tr:hover td { background: rgba(212, 175, 55, 0.02); }

.doc-code-block {
  background: #111110;
  border: 1px solid rgba(212, 175, 55, 0.12);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 12px 0;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.6;
  color: var(--gold-light);
  overflow-x: auto;
}

.doc-code-block code { color: var(--gold-light); }

.doc-warning {
  background: rgba(231, 76, 60, 0.08);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin: 12px 0;
}

/* ---- Workflow Diagram ---- */
.workflow-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 10px 0;
}

.wf-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  width: 100%;
  max-width: 600px;
}

.wf-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  font-family: var(--font-serif);
}

.wf-content {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 12px;
  padding: 16px 20px;
  flex: 1;
}

.wf-content h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.wf-content p { font-size: 14px; color: var(--gray); }
.wf-content ul { margin-top: 6px; padding-left: 16px; }
.wf-content li { font-size: 13px; color: var(--gray-mid); margin-bottom: 2px; }

.wf-arrow {
  font-size: 24px;
  color: var(--gold);
  opacity: 0.4;
  padding: 4px 0;
}

/* ---- FAQ ---- */
.faq-item {
  background: var(--bg-card);
  border: 1px solid rgba(212, 175, 55, 0.08);
  border-radius: 10px;
  padding: 18px 22px;
  margin-bottom: 12px;
}

.faq-item h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.faq-item p { font-size: 14px; color: var(--gray); }

/* ---- Certificate Layout Diagram ---- */
.cert-layout-diagram pre {
  background: #111110;
  border: 1px solid rgba(212, 175, 55, 0.12);
  border-radius: 10px;
  padding: 20px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 11px;
  line-height: 1.4;
  color: var(--gray);
  overflow-x: auto;
}

/* ---- Error Pages ---- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
}

.error-card h1 {
  font-family: var(--font-serif);
  font-size: 96px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
}

.error-card h2 {
  font-size: 28px;
  margin: 8px 0 16px;
}

.error-card p { color: var(--gray); margin-bottom: 24px; }

/* ---- Flash Messages ---- */
.flash-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
}

.flash-message {
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  animation: slideIn 0.3s ease-out;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.flash-success { background: rgba(46, 204, 113, 0.15); border: 1px solid rgba(46, 204, 113, 0.3); color: var(--success); }
.flash-danger { background: rgba(231, 76, 60, 0.15); border: 1px solid rgba(231, 76, 60, 0.3); color: var(--danger); }
.flash-warning { background: rgba(243, 156, 18, 0.15); border: 1px solid rgba(243, 156, 18, 0.3); color: var(--warning); }
.flash-info { background: rgba(52, 152, 219, 0.15); border: 1px solid rgba(52, 152, 219, 0.3); color: var(--info); }

.flash-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: inherit;
  opacity: 0.7;
}
.flash-close:hover { opacity: 1; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ---- Footer ---- */
.footer {
  background: var(--bg-card);
  border-top: 1px solid rgba(212, 175, 55, 0.08);
  padding: 50px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  padding-bottom: 30px;
}

.footer-brand { text-align: center; }
.footer-logo { max-height: 64px; margin: 0 auto 12px; }
.footer-brand h3 { font-family: var(--font-serif); font-size: 20px; color: var(--gold); letter-spacing: 2px; }
.footer-brand p { font-size: 12px; color: var(--gray-mid); letter-spacing: 1px; }

.footer-contact h4,
.footer-reg h4,
.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--gold);
}

.footer-contact p,
.footer-reg p { font-size: 13px; color: var(--gray); margin-bottom: 4px; }

.footer-links { display: flex; flex-direction: column; gap: 6px; }
.footer-links a { font-size: 13px; color: var(--gray); }
.footer-links a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(212, 175, 55, 0.05);
  padding: 16px 0;
  text-align: center;
}

.footer-bottom p { font-size: 12px; color: var(--gray-dark); }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero-content { flex-direction: column; text-align: center; gap: 30px; }
  .hero-title { font-size: 34px; }
  .hero-desc { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-visual { flex: none; }

  .nav-links { display: none; }
  .nav-links.active { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-card); padding: 20px; gap: 12px; border-bottom: 1px solid rgba(212, 175, 55, 0.1); }
  .mobile-toggle { display: block; }

  .about-grid { grid-template-columns: 1fr; }
  .about-sidebar { position: static; }

  .dashboard-grid { grid-template-columns: 1fr; }

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

  .courses-grid { grid-template-columns: 1fr; }

  .section-title { font-size: 28px; }
  .header-title { font-size: 28px; }

  .admin-nav-inner { flex-wrap: wrap; gap: 8px; }
  .admin-nav-links { flex-wrap: wrap; }

  .admin-header { flex-direction: column; align-items: flex-start; }
  .cert-actions { width: 100%; }

  .search-bar { flex-direction: column; }
  .search-input,
  .filter-select { width: 100%; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 28px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .badges-inner { flex-direction: column; }
  .badge-divider { display: none; }
}