/* ============================================================
   components.css — Reusable UI Components
   Project: SvcShop01 - Website Building Service E-commerce
   ============================================================ */

/* ============================
   COMPONENT: Top Notification Bar
   ============================ */
.notice-bar {
  background-color: var(--color-primary-dark);
  color: rgba(255,255,255,0.88);
  font-size: var(--font-size-sm);
  text-align: center;
  padding: var(--space-2) var(--space-4);
  position: relative;
  z-index: 101;
}

.notice-bar a {
  color: var(--color-accent);
  font-weight: 600;
  margin-left: var(--space-2);
  text-decoration: underline;
}

.notice-bar .notice-close {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  opacity: 0.6;
  font-size: 1rem;
  line-height: 1;
  background: none;
  border: none;
  color: #fff;
  padding: 4px 6px;
}

.notice-bar .notice-close:hover { opacity: 1; }

/* ============================
   COMPONENT: Site Header / Navigation
   ============================ */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo .logo-mark {
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-logo .logo-mark span {
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.site-logo .logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.site-logo .logo-name {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-primary);
}

.site-logo .logo-slogan {
  font-size: 11px;
  color: var(--color-text-secondary);
  font-weight: 400;
}

/* Main Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  background: rgba(26, 53, 88, 0.06);
  color: var(--color-primary);
}

.nav-item.is-current > .nav-link,
.nav-item.current-menu-item > .nav-link,
.nav-item.current_page_item > .nav-link,
.nav-item.current-menu-ancestor > .nav-link {
  background: rgba(26, 53, 88, 0.06);
  color: var(--color-primary);
}

.nav-link .arrow {
  width: 14px;
  height: 14px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: -3px;
  opacity: 0.5;
  transition: transform var(--transition-fast);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: 200;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.dropdown-link:hover {
  background: rgba(26, 53, 88, 0.06);
  color: var(--color-primary);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.cart-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition-fast);
  position: relative;
}

.cart-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cart-btn .cart-icon {
  font-size: 1rem;
}

.cart-count {
  background: var(--color-accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: -4px;
  right: -4px;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.mobile-toggle:hover { background: var(--color-bg); }

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.4);
  z-index: 99;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-nav.is-open {
  opacity: 1;
}

.mobile-nav-panel {
  position: absolute;
  top: 0; right: 0;
  width: 280px;
  height: 100%;
  background: var(--color-surface);
  padding: var(--space-6);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.mobile-nav.is-open .mobile-nav-panel {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.mobile-nav-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  transition: background var(--transition-fast);
}

.mobile-nav-close:hover { background: var(--color-bg); }

.mobile-nav-list { border-top: 1px solid var(--color-border); }

.mobile-nav-link {
  display: block;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
}

.mobile-nav-link:hover { color: var(--color-primary); }

.mobile-nav-list .nav-link {
  display: block;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
}

.mobile-nav-list .nav-link:hover,
.mobile-nav-list .nav-link.active {
  color: var(--color-primary);
}

.mobile-nav-list .nav-item:last-child .nav-link {
  border-bottom: 1px solid var(--color-border);
}

/* ============================
   COMPONENT: Buttons
   ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.5;
}

.btn-lg {
  padding: 0.875rem 2rem;
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.375rem 1rem;
  font-size: var(--font-size-xs);
  border-radius: var(--radius-md);
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 128, 30, 0.35);
}

.btn-secondary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 53, 88, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn-w-full {
  width: 100%;
}

/* ============================
   COMPONENT: Service Card
   ============================ */
.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(26, 53, 88, 0.2);
}

.service-card .card-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.service-card .card-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: var(--space-8) var(--space-6) var(--space-6);
  position: relative;
}

.service-card .card-icon {
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-4);
}

.service-card .card-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}

.service-card .card-subtitle {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
}

.service-card .card-body {
  padding: var(--space-5) var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card .card-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.service-card .price-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.service-card .price-unit {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.service-card .price-original {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.service-card .card-features {
  flex: 1;
  margin-bottom: var(--space-5);
}

.service-card .feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-bg);
}

.service-card .feature-item:last-child {
  border-bottom: none;
}

.service-card .feature-item .check {
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.service-card .card-actions {
  display: flex;
  gap: var(--space-3);
}

.service-card .card-actions .btn {
  flex: 1;
}

/* Compact card for list pages */
.service-card-compact {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--space-5);
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card-compact:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.service-card-compact .card-icon {
  width: 56px;
  height: 56px;
  background: rgba(26, 53, 88, 0.08);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.service-card-compact .card-content {
  flex: 1;
  min-width: 0;
}

.service-card-compact .card-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.service-card-compact .card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.service-card-compact .card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.service-card-compact .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.service-card-compact .card-price {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent);
}

.service-card-compact .card-price small {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-weight: 400;
}

.service-card-compact .card-actions {
  display: flex;
  gap: var(--space-2);
}

/* ============================
   COMPONENT: Breadcrumb
   ============================ */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding: var(--space-4) 0;
}

.breadcrumb a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover { color: var(--color-primary); }

.breadcrumb .sep {
  color: var(--color-text-muted);
}

.breadcrumb .current {
  color: var(--color-text);
  font-weight: 500;
}

/* ============================
   COMPONENT: Forms
   ============================ */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.625rem var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(26, 53, 88, 0.08);
}

.form-input.is-error,
.form-select.is-error,
.form-textarea.is-error {
  border-color: var(--color-error);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-hint {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.form-error {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

/* Radio Cards */
.radio-cards {
  display: grid;
  gap: var(--space-3);
}

.radio-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-card:hover {
  border-color: var(--color-primary);
  background: rgba(26, 53, 88, 0.03);
}

.radio-card input[type="radio"] {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.radio-card.is-selected {
  border-color: var(--color-primary);
  background: rgba(26, 53, 88, 0.05);
}

.radio-card .radio-label {
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: 2px;
}

.radio-card .radio-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ============================
   COMPONENT: FAQ Accordion
   ============================ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
  transition: box-shadow var(--transition-fast);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  user-select: none;
  background: var(--color-surface);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(26, 53, 88, 0.03);
}

.faq-question h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
  padding-right: var(--space-4);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-base), background var(--transition-fast);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: #fff;
}

.faq-answer {
  display: none;
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.faq-item.is-open .faq-answer {
  display: block;
}

/* ============================
   COMPONENT: Site Footer
   ============================ */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.7);
}

.footer-main {
  padding: var(--space-16) 0 var(--space-12);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
}

.footer-brand .logo-name {
  color: #fff;
}

.footer-brand .logo-slogan {
  color: rgba(255,255,255,0.5);
}

.footer-brand p {
  font-size: var(--font-size-sm);
  margin-top: var(--space-4);
  line-height: 1.8;
}

.footer-contact-list {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-contact-list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
}

.footer-contact-list .icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  opacity: 0.7;
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  color: rgba(255,255,255,0.4);
}

.footer-bottom a:hover {
  color: rgba(255,255,255,0.7);
}

/* ============================
   COMPONENT: Process Steps
   ============================ */
.process-steps {
  display: grid;
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 2px;
  background: repeating-linear-gradient(90deg,
    var(--color-primary) 0px, var(--color-primary) 8px,
    transparent 8px, transparent 16px
  );
  opacity: 0.2;
  z-index: 0;
}

.process-step {
  text-align: center;
  padding: var(--space-4) var(--space-3);
  position: relative;
  z-index: 1;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: var(--font-size-md);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: 0 4px 14px rgba(26, 53, 88, 0.3);
  transition: transform var(--transition-base);
}

.process-step:hover .step-number {
  transform: scale(1.08);
}

.process-step h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.process-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================
   COMPONENT: Testimonial Card
   ============================ */
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: box-shadow var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
  font-size: 1rem;
}

.testimonial-text {
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.author-info .name {
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.author-info .role {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ============================
   COMPONENT: Case Card
   ============================ */
.case-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.case-card .case-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.case-card .case-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.3) 100%);
}

.case-card .case-industry {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  z-index: 1;
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.case-card .case-body {
  padding: var(--space-5);
}

.case-card .case-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.case-card .case-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.case-card .case-services {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.case-card .case-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.case-card.case-tone-2 .case-thumb { background: linear-gradient(135deg, #0f4c75 0%, #1b6ca8 100%); }
.case-card.case-tone-3 .case-thumb { background: linear-gradient(135deg, #1a3558 0%, #2d7a4f 100%); }
.case-card.case-tone-4 .case-thumb { background: linear-gradient(135deg, #7b341e 0%, #c05621 100%); }
.case-card.case-tone-5 .case-thumb { background: linear-gradient(135deg, #1a237e 0%, #303f9f 100%); }
.case-card.case-tone-6 .case-thumb { background: linear-gradient(135deg, #1b5e20 0%, #2e7d32 100%); }

/* ============================
   COMPONENT: Stats Bar
   ============================ */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  text-align: center;
}

.stat-item .stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.1;
}

.stat-item .stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

/* ============================
   COMPONENT: Price Table
   ============================ */
.price-table {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.price-plan {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.price-plan:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.price-plan.is-featured {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, rgba(245,128,30,0.04) 0%, #fff 100%);
}

.price-plan .plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.price-plan .plan-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.price-plan .plan-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.price-plan .plan-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
}

.price-plan .plan-price .currency {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.price-plan .plan-price .amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.price-plan .plan-price .period {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.price-plan .plan-features {
  flex: 1;
  margin-bottom: var(--space-8);
}

.price-plan .plan-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-bg);
}

.price-plan .plan-feature:last-child {
  border-bottom: none;
}

.price-plan .plan-feature .check {
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================
   COMPONENT: Alert / Notice Box
   ============================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-4);
}

.alert-info {
  background: rgba(26, 53, 88, 0.06);
  border: 1px solid rgba(26, 53, 88, 0.15);
  color: var(--color-primary);
}

.alert-success {
  background: rgba(34, 169, 106, 0.08);
  border: 1px solid rgba(34, 169, 106, 0.2);
  color: var(--color-success);
}

.alert-warning {
  background: rgba(245, 128, 30, 0.08);
  border: 1px solid rgba(245, 128, 30, 0.2);
  color: var(--color-accent);
}

/* ============================
   COMPONENT: Pagination
   ============================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
}

.page-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.page-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ============================
   COMPONENT: Page Hero Banner
   ============================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  padding: var(--space-16) 0 var(--space-12);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(245,128,30,0.15) 0%, transparent 60%),
                    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 50%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: var(--font-size-3xl);
  color: #fff;
  margin-bottom: var(--space-4);
}

.page-hero p {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,0.75);
  max-width: 600px;
}

/* ============================
   COMPONENT: Quantity Selector
   ============================ */
.qty-selector {
  display: inline-flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.qty-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}

.qty-btn:hover {
  background: var(--color-primary);
  color: #fff;
}

.qty-input {
  width: 52px;
  height: 36px;
  text-align: center;
  border: none;
  border-left: 1.5px solid var(--color-border);
  border-right: 1.5px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
}

/* ============================
   COMPONENT: Order Summary Box
   ============================ */
.order-summary {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.order-summary .summary-header {
  background: var(--color-primary);
  padding: var(--space-4) var(--space-6);
  color: #fff;
  font-weight: 700;
  font-size: var(--font-size-base);
}

.order-summary .summary-body {
  padding: var(--space-5) var(--space-6);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--space-3) 0;
  font-size: var(--font-size-sm);
  border-bottom: 1px solid var(--color-bg);
  gap: var(--space-4);
}

.summary-row:last-child {
  border-bottom: none;
}

.summary-row .row-label {
  color: var(--color-text-secondary);
  flex: 1;
}

.summary-row .row-value {
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
}

.summary-total {
  border-top: 2px solid var(--color-border);
  padding-top: var(--space-4);
  margin-top: var(--space-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.summary-total .total-label {
  font-weight: 700;
  font-size: var(--font-size-base);
}

.summary-total .total-value {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent);
}

/* ============================
   COMPONENT: Empty State
   ============================ */
.empty-state {
  text-align: center;
  padding: var(--space-20) var(--space-6);
  color: var(--color-text-secondary);
}

.empty-state .empty-icon {
  font-size: 4rem;
  margin-bottom: var(--space-6);
  opacity: 0.5;
}

.empty-state h3 {
  font-size: var(--font-size-xl);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.empty-state p {
  font-size: var(--font-size-base);
  max-width: 400px;
  margin: 0 auto var(--space-6);
}

/* ============================
   COMPONENT: Scroll To Top
   ============================ */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 50;
}

.scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
}

/* ============================
   COMPONENT: WhatsApp / Consult Float Button
   ============================ */
.float-consult {
  position: fixed;
  bottom: var(--space-8);
  left: var(--space-8);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base);
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-btn-wechat {
  background: #07c160;
  color: #fff;
}

.float-btn-phone {
  background: var(--color-accent);
  color: #fff;
}

/* ============================
   Responsive: Header
   ============================ */
@media (max-width: 1023px) {
  .main-nav { display: none; }
  .mobile-toggle { display: flex; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 767px) {
  .header-actions .btn { display: none; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }

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

  .price-table {
    grid-template-columns: 1fr;
  }

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

  .process-steps::before {
    display: none;
  }
}