/* public.css - Giang Nam Phong Auto - Public Website */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-main: #0b0f19;
  --bg-panel: rgba(17, 24, 39, 0.6);
  --panel-border: rgba(255, 255, 255, 0.08);
  --color-primary: #06b6d4; /* Neon Cyan */
  --color-primary-glow: rgba(6, 182, 212, 0.15);
  --color-secondary: #8b5cf6; /* Purple */
  --color-danger: #f43f5e; /* Rose */
  --color-success: #10b981; /* Emerald */
  --color-warning: #f59e0b; /* Amber */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --border-radius-sm: 6px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Outfit', sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Scrollbar Custom */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Glass Panel Utility */
.glass-panel {
  background: var(--bg-panel);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.glass-panel:hover {
  border-color: rgba(6, 182, 212, 0.25);
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 75px;
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--panel-border);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8%;
  transition: background var(--transition-fast);
}
.navbar.scrolled {
  background: rgba(11, 15, 25, 0.95);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #fff;
}
.logo-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
  color: #fff;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}
.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  background: linear-gradient(90deg, #fff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  cursor: pointer;
  position: relative;
}
.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}
.nav-link.active::after {
  transform: scaleX(1);
}
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  padding: 0.6rem 1.25rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-family: inherit;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #0891b2);
  color: #fff;
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.45);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--panel-border);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  color: #fff;
}
.btn-outline {
  border-color: var(--color-primary);
  background: transparent;
  color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 15px var(--color-primary-glow);
}

/* Sections General */
section.main-section {
  padding: 120px 8% 80px 8%;
  min-height: calc(100vh - 75px);
  display: none;
}
section.main-section.active {
  display: block;
  animation: fadeIn 0.4s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #fff 40%, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Home Section */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  padding: 140px 8% 80px 8%;
}
.hero-content h1 {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #fff 50%, var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-content p {
  color: var(--text-muted);
  font-size: 1.15rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
}
.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3.5rem;
}
.hero-stat-item h3 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
}
.hero-stat-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}
.feature-card {
  padding: 2.5rem;
  text-align: left;
}
.feature-icon {
  width: 54px;
  height: 54px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}
.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.feature-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* MEDIA GALLERY & SOCIAL MEDIA SECTION */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}
.media-card {
  background: var(--bg-panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-fast);
}
.media-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
}
.media-preview {
  width: 100%;
  height: 200px;
  background: #1e293b;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.media-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}
.media-card:hover .media-preview img {
  transform: scale(1.05);
}
.media-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.media-badge.video { background: rgba(244,63,94,0.7); }
.media-badge.image { background: rgba(6,182,212,0.7); }
.play-btn-overlay {
  position: absolute;
  font-size: 2.5rem;
  color: #fff;
  text-shadow: 0 0 15px rgba(0,0,0,0.6);
  opacity: 0.85;
  transition: transform var(--transition-fast);
}
.media-card:hover .play-btn-overlay {
  transform: scale(1.15);
  opacity: 1;
}
.media-info {
  padding: 1.25rem;
}
.media-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.media-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1rem;
}
.media-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--panel-border);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
}
.media-social-links {
  display: flex;
  gap: 0.5rem;
}
.media-social-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--panel-border);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}
.media-social-btn:hover {
  color: #fff;
  transform: scale(1.1);
}
.media-social-btn.facebook:hover { background: #1877f2; border-color: #1877f2; }
.media-social-btn.youtube:hover { background: #ff0000; border-color: #ff0000; }
.media-social-btn.tiktok:hover { background: #000; border-color: #333; }
.media-social-btn.zalo:hover { background: #0068ff; border-color: #0068ff; }

/* Spare Parts Catalog */
.catalog-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: start;
}
.catalog-filters {
  position: sticky;
  top: 95px;
}
.filter-group {
  margin-bottom: 1.5rem;
}
.filter-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: block;
}
.filter-select, .filter-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-md);
  color: #fff;
  font-size: 0.85rem;
  outline: none;
}
.filter-select:focus, .filter-input:focus {
  border-color: var(--color-primary);
}
.parts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.part-card {
  background: var(--bg-panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-fast);
}
.part-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
}
.part-img {
  width: 100%;
  height: 160px;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--text-muted);
  position: relative;
}
.part-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  font-size: 0.68rem;
  font-weight: 700;
}
.part-badge.new { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.part-badge.used { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.part-body {
  padding: 1.25rem;
}
.part-name {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.part-compat {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.part-price {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* CUSTOMER TRACKING PORTAL */
.tracking-container {
  max-width: 850px;
  margin: 0 auto;
}
.login-box {
  max-width: 420px;
  margin: 40px auto 0 auto;
}
.login-header {
  text-align: center;
  margin-bottom: 2rem;
}
.login-header i {
  font-size: 2.8rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.login-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
}
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-md);
  color: #fff;
  font-size: 0.9rem;
  outline: none;
  font-family: inherit;
}
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

/* Portal Active Session Dashboard */
.portal-dash {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.client-info-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--panel-border);
  padding-bottom: 1rem;
}
.progress-container {
  margin: 1.5rem 0;
}
.progress-steps-row {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 0.5rem;
}
.progress-steps-row::before {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 5%;
  width: 90%;
  height: 4px;
  background: #1e293b;
  z-index: 1;
}
.progress-fill-line {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 5%;
  width: 0%;
  height: 4px;
  background: var(--color-primary);
  z-index: 2;
  transition: width 0.6s ease;
}
.step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #1e293b;
  border: 2px solid var(--panel-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  z-index: 3;
  color: var(--text-muted);
  transition: all 0.4s ease;
  position: relative;
}
.step-dot.active {
  background: var(--bg-main);
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}
.step-dot.completed {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.step-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  position: absolute;
  bottom: -22px;
  white-space: nowrap;
  font-weight: 600;
}
.step-dot.active .step-label, .step-dot.completed .step-label {
  color: #fff;
}

.portal-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  margin-top: 1rem;
}
.diagnostic-error-box {
  background: rgba(244, 63, 94, 0.05);
  border: 1px dashed rgba(244, 63, 94, 0.3);
  padding: 1rem;
  border-radius: var(--border-radius-md);
  margin-top: 1rem;
}

/* Bill Details Table */
.bill-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.82rem;
}
.bill-table th, .bill-table td {
  padding: 0.65rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--panel-border);
}
.bill-table th {
  color: var(--text-muted);
  font-weight: 600;
}

/* Recruitment & Training Pages */
.layout-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.info-list-items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.info-item {
  display: flex;
  gap: 1rem;
}
.info-item-icon {
  width: 44px;
  height: 44px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.info-item-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.info-item-content p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* Footer Section */
footer.public-footer {
  background: #070a11;
  padding: 5rem 8% 2rem 8%;
  border-top: 1px solid var(--panel-border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 4rem;
  margin-bottom: 4rem;
}
.footer-logo-desc p {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 1rem;
  line-height: 1.6;
}
.footer-links-col h4 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-links-list {
  list-style: none;
}
.footer-links-list li {
  margin-bottom: 0.75rem;
}
.footer-links-list a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}
.footer-links-list a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--panel-border);
  padding-top: 2rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero-content h1 { font-size: 2.8rem; }
  .hero-stats { justify-content: center; }
  .features-grid { grid-template-columns: 1fr; }
  .catalog-layout { grid-template-columns: 1fr; }
  .portal-grid { grid-template-columns: 1fr; }
  .layout-content-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .navbar { padding: 0 5%; }
  .nav-links { display: none; }
}