/* ============================================
   ZLTC Corporate Website - Custom Styles
   湛盧科技有限公司 企業官網樣式
   ============================================ */

/* ---------- CSS Variables / Design System ---------- */
:root {
  /* Primary Colors - Enterprise Medical Tech Palette */
  --zltc-primary: #006D77;
  --zltc-primary-dark: #004D54;
  --zltc-primary-light: #00A1AC;
  --zltc-secondary: #00B4BE;
  --zltc-accent: #3DD9DD;
  
  /* Neutral Colors */
  --zltc-dark: #1a1a2e;
  --zltc-gray-900: #2d2d44;
  --zltc-gray-700: #4a4a5e;
  --zltc-gray-500: #7a7a8c;
  --zltc-gray-300: #b8b8c4;
  --zltc-gray-100: #e8e8ec;
  --zltc-light: #f5f7fa;
  --zltc-white: #ffffff;
  
  /* Functional Colors */
  --zltc-success: #28a745;
  --zltc-info: #17a2b8;
  
  /* Typography */
  --font-primary: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing */
  --section-padding-y: 5rem;
  --section-padding-y-lg: 7rem;
  
  /* Transitions */
  --transition-base: all 0.3s ease;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.15);
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
}

/* ---------- Base Styles ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-normal);
  color: var(--zltc-gray-700);
  line-height: 1.7;
  background-color: var(--zltc-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  line-height: 1.3;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--zltc-primary);
  text-decoration: none;
  transition: var(--transition-base);
}

a:hover {
  color: var(--zltc-primary-light);
}

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

/* ---------- Utility Classes ---------- */
.section-padding {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
}

.section-padding-lg {
  padding-top: var(--section-padding-y-lg);
  padding-bottom: var(--section-padding-y-lg);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-secondary) 100%);
}

.bg-gradient-light {
  background: linear-gradient(180deg, var(--zltc-light) 0%, var(--zltc-white) 100%);
}

.bg-pattern {
  background-color: var(--zltc-light);
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(13, 74, 111, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(45, 138, 158, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(13, 74, 111, 0.02) 0%, transparent 50%);
}

.text-primary-custom {
  color: var(--zltc-primary) !important;
}

.text-secondary-custom {
  color: var(--zltc-secondary) !important;
}

/* ---------- Typography Utilities ---------- */
.section-title {
  font-size: 2.25rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--zltc-primary), var(--zltc-secondary));
  margin-top: 1rem;
  border-radius: 2px;
}

.section-title.text-center::after {
  margin-left: auto;
  margin-right: auto;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--zltc-gray-500);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.section-subtitle.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Navbar Styles ---------- */
.navbar {
  padding: 1rem 0;
  transition: var(--transition-smooth);
  background-color: transparent;
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
  padding: 0.75rem 0;
}

/* 修復手機版選單在頂部時的透明問題 */
@media (max-width: 991.98px) {
  .navbar .navbar-collapse {
    background-color: rgba(255, 255, 255, 0.98);
    padding: 1rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
  }
  
  .navbar.scrolled .navbar-collapse {
    background-color: transparent;
    box-shadow: none;
    margin-top: 0;
    padding: 0;
  }
}

.navbar-brand {
  font-weight: var(--font-weight-bold);
  font-size: 1.35rem;
  color: var(--zltc-primary) !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand .brand-icon {
  width: auto;
  height: 44px;
  background: transparent;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.navbar-brand .brand-icon img {
  height: 120%;
  width: auto;
  object-fit: contain;
}

.navbar-nav .nav-link {
  color: var(--zltc-gray-700);
  font-weight: var(--font-weight-medium);
  padding: 0.5rem 1rem !important;
  position: relative;
  transition: var(--transition-base);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--zltc-primary);
  transition: var(--transition-base);
}

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

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 60%;
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

@media (max-width: 991.98px) {
  .navbar-nav .nav-link {
    padding-left: 1rem !important;
  }

  .navbar-nav .nav-link::after {
    left: 1rem;
    transform: none;
    width: 0;
  }

  .navbar-nav .nav-link:hover::after,
  .navbar-nav .nav-link.active::after {
    width: 2.5rem;
  }
}

/* ---------- Hero Section ---------- */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--zltc-light) 0%, var(--zltc-white) 50%, var(--zltc-light) 100%);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(13, 74, 111, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--zltc-gray-300), transparent);
}

.hero-title {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero-title .highlight {
  color: var(--zltc-primary);
  position: relative;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--zltc-gray-500);
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-visual {
  position: relative;
}

.hero-visual-shape {
  width: 100%;
  max-width: 500px;
  height: 400px;
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-secondary) 100%);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-visual-shape::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(255,255,255,0.08) 0%, transparent 50%);
}

.hero-visual-inner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
}

.hero-visual-inner i {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.hero-visual-inner span {
  display: block;
  font-size: 1.125rem;
  font-weight: var(--font-weight-medium);
  opacity: 0.9;
}

/* ---------- Button Styles ---------- */
.btn {
  padding: 0.75rem 1.75rem;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
}

.btn-primary-custom {
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-primary-dark) 100%);
  border: none;
  color: white;
  box-shadow: 0 4px 12px rgba(13, 74, 111, 0.3);
}

.btn-primary-custom:hover {
  background: linear-gradient(135deg, var(--zltc-primary-light) 0%, var(--zltc-primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13, 74, 111, 0.4);
  color: white;
}

.btn-outline-custom {
  background: transparent;
  border: 2px solid var(--zltc-primary);
  color: var(--zltc-primary);
}

.btn-outline-custom:hover {
  background: var(--zltc-primary);
  color: white;
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.0625rem;
}

/* ---------- Card Styles ---------- */
.card-custom {
  background: var(--zltc-white);
  border: 1px solid var(--zltc-gray-100);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-smooth);
  height: 100%;
}

.card-custom:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-secondary) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: white;
  font-size: 1.75rem;
}

.card-icon-light {
  background: var(--zltc-light);
  color: var(--zltc-primary);
}

.card-title-custom {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: 0.75rem;
  color: var(--zltc-dark);
}

.card-text-custom {
  color: var(--zltc-gray-500);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ---------- Client Reference Wall ---------- */
.client-wall {
  padding: 3rem 0;
}

.client-badge {
  background: var(--zltc-white);
  border: 1px solid var(--zltc-gray-100);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  text-align: center;
  font-weight: var(--font-weight-medium);
  color: var(--zltc-gray-700);
  font-size: 0.9375rem;
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.client-badge:hover {
  border-color: var(--zltc-primary);
  color: var(--zltc-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* ---------- Product Cards ---------- */
.product-card {
  background: var(--zltc-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
  border: 1px solid var(--zltc-gray-100);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-card-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 40%);
}

.product-card-image i {
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  z-index: 1;
}

.product-card-body {
  padding: 1.75rem;
}

.product-card-category {
  font-size: 0.8125rem;
  color: var(--zltc-secondary);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.product-card-title {
  font-size: 1.375rem;
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  margin-bottom: 1rem;
}

.product-card-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.product-card-features li {
  padding: 0.375rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--zltc-gray-500);
  font-size: 0.9375rem;
}

.product-card-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  background: var(--zltc-secondary);
  border-radius: 50%;
}

/* ---------- Case Study Cards ---------- */
.case-card {
  background: var(--zltc-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  height: 100%;
  border: 1px solid var(--zltc-gray-100);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--zltc-primary);
}

.case-card-tag {
  display: inline-block;
  background: var(--zltc-light);
  color: var(--zltc-primary);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.case-card-title {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  margin-bottom: 0.75rem;
}

.case-card-desc {
  color: var(--zltc-gray-500);
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
}

.case-card-result {
  padding-top: 1rem;
  border-top: 1px solid var(--zltc-gray-100);
}

.case-card-result-label {
  font-size: 0.8125rem;
  color: var(--zltc-gray-500);
  margin-bottom: 0.25rem;
}

.case-card-result-value {
  font-size: 0.9375rem;
  font-weight: var(--font-weight-medium);
  color: var(--zltc-secondary);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--zltc-primary) 0%, var(--zltc-secondary) 100%);
  border-radius: var(--radius-xl);
  padding: 4rem 3rem;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 10% 90%, rgba(255,255,255,0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(255,255,255,0.08) 0%, transparent 40%);
}

.cta-banner-content {
  position: relative;
  z-index: 1;
}

.cta-banner h3 {
  color: white;
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 1rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.btn-white {
  background: white;
  color: var(--zltc-primary);
  font-weight: var(--font-weight-semibold);
}

.btn-white:hover {
  background: var(--zltc-light);
  color: var(--zltc-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ---------- Footer Styles ---------- */
.site-footer {
  background: var(--zltc-dark);
  color: var(--zltc-gray-300);
  padding: 4rem 0 2rem;
}

.footer-brand {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: white;
  margin-bottom: 1rem;
}

.footer-brand-en {
  font-size: 0.875rem;
  color: var(--zltc-gray-500);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--zltc-gray-300);
  font-size: 0.9375rem;
  transition: var(--transition-base);
}

.footer-links a:hover {
  color: white;
  padding-left: 4px;
}

.footer-title {
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  color: white;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-contact-item i {
  color: var(--zltc-secondary);
  font-size: 1.125rem;
  margin-top: 0.125rem;
}

.footer-contact-item a {
  color: var(--zltc-gray-300);
}

.footer-contact-item a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--zltc-gray-700);
  margin-top: 3rem;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--zltc-gray-500);
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-links a {
  font-size: 0.875rem;
  color: var(--zltc-gray-500);
}

.footer-legal-links a:hover {
  color: white;
}

/* ---------- Page Header ---------- */
.page-header {
  background: linear-gradient(135deg, var(--zltc-light) 0%, var(--zltc-white) 100%);
  padding: 8rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at right center, rgba(13, 74, 111, 0.03) 0%, transparent 70%);
}

.page-header-title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 1rem;
  color: var(--zltc-dark);
}

.page-header-subtitle {
  font-size: 1.125rem;
  color: var(--zltc-gray-500);
  max-width: 600px;
}

/* ---------- Filter Tabs ---------- */
.filter-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-tab {
  padding: 0.625rem 1.25rem;
  background: var(--zltc-light);
  border: 1px solid var(--zltc-gray-100);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: var(--font-weight-medium);
  color: var(--zltc-gray-700);
  cursor: pointer;
  transition: var(--transition-base);
}

.filter-tab:hover {
  border-color: var(--zltc-primary);
  color: var(--zltc-primary);
}

.filter-tab.active {
  background: var(--zltc-primary);
  border-color: var(--zltc-primary);
  color: white;
}

/* ---------- Timeline / Process ---------- */
.process-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.process-step-number {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: linear-gradient(135deg, var(--zltc-primary), var(--zltc-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: 1.125rem;
}

.process-step-content h4 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: 0.5rem;
  color: var(--zltc-dark);
}

.process-step-content p {
  color: var(--zltc-gray-500);
  margin-bottom: 0;
  font-size: 0.9375rem;
}

/* ---------- Accordion Styles ---------- */
.accordion-custom .accordion-item {
  border: 1px solid var(--zltc-gray-100);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-custom .accordion-button {
  font-weight: var(--font-weight-medium);
  color: var(--zltc-dark);
  background: var(--zltc-white);
  padding: 1.25rem 1.5rem;
}

.accordion-custom .accordion-button:not(.collapsed) {
  background: var(--zltc-light);
  color: var(--zltc-primary);
}

.accordion-custom .accordion-button:focus {
  box-shadow: none;
  border-color: var(--zltc-gray-100);
}

.accordion-custom .accordion-body {
  padding: 1.5rem;
  color: var(--zltc-gray-700);
}

/* ---------- Contact Form ---------- */
.contact-card {
  background: var(--zltc-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  height: 100%;
}

.contact-card-icon {
  width: 56px;
  height: 56px;
  background: var(--zltc-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--zltc-primary);
  font-size: 1.5rem;
}

.contact-card-title {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  margin-bottom: 0.75rem;
}

.contact-card-text {
  color: var(--zltc-gray-500);
  font-size: 0.9375rem;
}

.contact-card-link {
  font-size: 1.125rem;
  font-weight: var(--font-weight-medium);
  color: var(--zltc-primary);
}

.contact-card-link:hover {
  color: var(--zltc-secondary);
}

/* ---------- Modal Styles ---------- */
.modal-custom .modal-content {
  border: none;
  border-radius: var(--radius-lg);
}

.modal-custom .modal-header {
  border-bottom: 1px solid var(--zltc-gray-100);
  padding: 1.5rem 2rem;
}

.modal-custom .modal-title {
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
}

.modal-custom .modal-body {
  padding: 2rem;
}

.modal-custom .btn-close:focus {
  box-shadow: none;
}

/* ---------- Scroll Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Feature List ---------- */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.75rem 0;
}

.feature-list li i {
  color: var(--zltc-secondary);
  font-size: 1.25rem;
  margin-top: 0.125rem;
}

.feature-list li span {
  color: var(--zltc-gray-700);
}

/* ---------- Stats ---------- */
.stat-item {
  text-align: center;
  padding: 2rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: var(--font-weight-bold);
  color: var(--zltc-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9375rem;
  color: var(--zltc-gray-500);
  font-weight: var(--font-weight-medium);
}

/* ---------- Solution Module ---------- */
.solution-module {
  padding: 3rem 0;
  border-bottom: 1px solid var(--zltc-gray-100);
}

.solution-module:last-child {
  border-bottom: none;
}

.solution-number {
  font-size: 4rem;
  font-weight: var(--font-weight-bold);
  color: var(--zltc-gray-100);
  line-height: 1;
  margin-bottom: 1rem;
}

.solution-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  margin-bottom: 1rem;
}

.solution-desc {
  color: var(--zltc-gray-500);
  margin-bottom: 1.5rem;
}

/* ---------- Value Card ---------- */
.value-card {
  background: var(--zltc-white);
  border: 1px solid var(--zltc-gray-100);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  height: 100%;
  transition: var(--transition-smooth);
}

.value-card:hover {
  border-color: var(--zltc-primary);
  transform: translateY(-4px);
}

.value-card i {
  font-size: 2.5rem;
  color: var(--zltc-primary);
  margin-bottom: 1.25rem;
}

.value-card h4 {
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  color: var(--zltc-dark);
  margin-bottom: 0.75rem;
}

.value-card p {
  color: var(--zltc-gray-500);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* ---------- Coming Soon Badge ---------- */
.coming-soon-badge {
  display: inline-block;
  background: var(--zltc-gray-100);
  color: var(--zltc-gray-500);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ---------- Responsive Adjustments ---------- */
@media (max-width: 991.98px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-section {
    min-height: auto;
    padding: 8rem 0 4rem;
  }
  
  .hero-visual {
    margin-top: 3rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .cta-banner {
    padding: 3rem 2rem;
  }
  
  .cta-banner h3 {
    font-size: 1.75rem;
  }
}

@media (max-width: 767.98px) {
  :root {
    --section-padding-y: 3.5rem;
    --section-padding-y-lg: 5rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1.0625rem;
  }
  
  .hero-visual-shape {
    height: 280px;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
  
  .page-header {
    padding: 7rem 0 3rem;
  }
  
  .page-header-title {
    font-size: 2rem;
  }
  
  .card-custom {
    padding: 1.5rem;
  }
  
  .product-card-body {
    padding: 1.5rem;
  }
  
  .cta-banner {
    padding: 2.5rem 1.5rem;
    border-radius: var(--radius-lg);
  }
  
  .cta-banner h3 {
    font-size: 1.5rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .filter-tabs {
    justify-content: center;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
}

@media (max-width: 575.98px) {
  .btn {
    width: 100%;
    text-align: center;
  }
  
  .hero-section .btn {
    margin-bottom: 0.75rem;
  }
  
  .navbar-brand {
    font-size: 1.125rem;
  }
}

/* ---------- Print Styles ---------- */
@media print {
  .navbar,
  .site-footer,
  .cta-banner {
    display: none;
  }
  
  .hero-section {
    min-height: auto;
    padding: 2rem 0;
  }
  
  .card-custom,
  .product-card,
  .case-card {
    break-inside: avoid;
  }
}