/*
 * 振邦消防工程有限公司 - 官方网站样式
 * 设计风格: 稳重、专业、工业级
 * 配色: 深蓝(#1a2332) + 暗红(#c2410c) + 纯白 + 浅灰
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Primary palette */
  --navy-900: #0d1420;
  --navy-800: #1a2332;
  --navy-700: #2a3a50;
  --navy-600: #3b5270;
  --navy-500: #5a7290;
  --navy-400: #8a9cb5;
  --navy-300: #b5c2d2;
  --navy-200: #d4dce6;
  --navy-100: #eef1f5;
  
  /* Fire accent - warm, muted, professional */
  --fire-700: #9a3309;
  --fire-600: #b8400d;
  --fire-500: #c2410c;
  --fire-400: #e05515;
  --fire-300: #f07a42;
  --fire-200: #f5a87e;
  --fire-100: #fbd4b6;
  --fire-50:  #fef0e7;
  
  /* Surface */
  --surface-white: #ffffff;
  --surface-gray: #f8f9fb;
  --surface-border: #e5e9ef;
  
  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-xl: 0 8px 32px rgba(0,0,0,0.10);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--navy-800);
  background: var(--surface-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--fire-500);
}

/* =====================================================
   Navigation
   ===================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-border);
  transition: box-shadow var(--transition-base);
}

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

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy-800);
  letter-spacing: -0.02em;
}

.nav-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-700) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-brand .brand-icon svg {
  width: 20px;
  height: 20px;
  color: var(--fire-500);
}

.nav-brand .brand-accent {
  color: var(--fire-500);
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navy-600);
  transition: color var(--transition-fast);
  padding: 0.25rem 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--fire-500);
  transition: width var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy-800);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--fire-500);
  font-weight: 600;
  font-size: 0.875rem;
}

.nav-phone svg {
  width: 16px;
  height: 16px;
}

.nav-cta {
  background: var(--fire-500);
  color: white !important;
  padding: 8px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.nav-cta:hover {
  background: var(--fire-600) !important;
  transform: translateY(-1px);
}

.nav-cta::after {
  display: none !important;
}

/* Mobile menu */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--navy-700);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links { display: none; }
  .nav-phone-desktop { display: none; }
  
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: white;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--surface-border);
    box-shadow: var(--shadow-lg);
    gap: 1rem;
  }
  .nav-links.open a {
    padding: 0.5rem 0;
    font-size: 1rem;
  }
}

/* =====================================================
   Hero Section
   ===================================================== */

.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--navy-900);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('images/hero.jpg') center center / cover no-repeat;
  opacity: 0.35;
  filter: grayscale(30%) contrast(110%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13,20,32,0.92) 0%,
    rgba(26,35,50,0.85) 40%,
    rgba(26,35,50,0.75) 100%
  );
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px var(--space-xl) 80px;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(194,65,12,0.15);
  border: 1px solid rgba(194,65,12,0.25);
  border-radius: 100px;
  color: var(--fire-300);
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--fire-400);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  color: white;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 640px;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  color: var(--fire-400);
  position: relative;
}

.hero-desc {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--navy-300);
  max-width: 520px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--fire-500);
  color: white;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--fire-600);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(194,65,12,0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  color: white;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.9375rem;
  border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.14);
  color: white;
  border-color: rgba(255,255,255,0.3);
}

.hero-stats-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.04);
  border-top: 1px solid rgba(255,255,255,0.06);
  backdrop-filter: blur(8px);
}

.hero-stats {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px var(--space-xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.hero-stat {
  text-align: left;
}

.hero-stat .number {
  font-size: 2rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.hero-stat .number .accent {
  color: var(--fire-400);
  font-weight: 900;
}

.hero-stat .label {
  font-size: 0.8125rem;
  color: var(--navy-400);
  margin-top: 2px;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-content { padding: 100px var(--space-lg) 100px; }
  .hero-stats-bar { position: relative; }
}

/* =====================================================
   Section Common
   ===================================================== */

.section {
  padding: var(--space-4xl) 0;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fire-500);
  margin-bottom: var(--space-md);
}

.section-tag::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--fire-500);
  border-radius: 1px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--navy-800);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--navy-500);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* =====================================================
   Stats Section
   ===================================================== */

.stats-section {
  background: var(--surface-white);
  border-bottom: 1px solid var(--surface-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--surface-border);
}

.stat-number {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--navy-800);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-number .unit {
  font-size: 1.5rem;
  color: var(--fire-500);
  font-weight: 700;
  margin-left: 2px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--navy-500);
  font-weight: 500;
}

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item::after { display: none; }
}

/* =====================================================
   Services Section
   ===================================================== */

.services-section {
  background: var(--surface-gray);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--fire-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  border-color: var(--fire-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon.design {
  background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
}

.service-icon.construct {
  background: linear-gradient(135deg, var(--fire-500), var(--fire-600));
}

.service-icon svg {
  width: 24px;
  height: 24px;
  color: white;
}

.service-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.service-card > p {
  font-size: 0.9375rem;
  color: var(--navy-500);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--navy-700);
  font-weight: 500;
}

.service-list li .check {
  width: 18px;
  height: 18px;
  background: var(--fire-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-list li .check svg {
  width: 12px;
  height: 12px;
  color: var(--fire-500);
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* =====================================================
   Venues Section
   ===================================================== */

.venues-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.venue-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition-base);
}

.venue-card:hover {
  border-color: var(--fire-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.venue-icon {
  width: 44px;
  height: 44px;
  background: var(--surface-gray);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  transition: background var(--transition-fast);
}

.venue-card:hover .venue-icon {
  background: var(--fire-50);
}

.venue-icon svg {
  width: 22px;
  height: 22px;
  color: var(--navy-600);
  transition: color var(--transition-fast);
}

.venue-card:hover .venue-icon svg {
  color: var(--fire-500);
}

.venue-card h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: 4px;
}

.venue-card p {
  font-size: 0.8125rem;
  color: var(--navy-400);
}

@media (max-width: 768px) {
  .venues-grid { grid-template-columns: repeat(2, 1fr); }
}

/* =====================================================
   Process Section
   ===================================================== */

.process-section {
  background: var(--navy-800);
  color: white;
}

.process-section .section-title {
  color: white;
}

.process-section .section-subtitle {
  color: var(--navy-400);
}

.process-section .section-tag {
  color: var(--fire-300);
}

.process-section .section-tag::before {
  background: var(--fire-300);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

/* Connector line */
.process-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--navy-600), var(--navy-600), transparent);
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step .step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.125rem;
  font-weight: 800;
  position: relative;
  z-index: 2;
  border: 2px solid;
}

.process-step:nth-child(odd) .step-number {
  background: var(--navy-800);
  border-color: var(--navy-600);
  color: white;
}

.process-step:nth-child(even) .step-number {
  background: var(--fire-500);
  border-color: var(--fire-500);
  color: white;
}

.process-step h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.8125rem;
  color: var(--navy-400);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .process-grid::before { display: none; }
}

/* =====================================================
   Advantages Section
   ===================================================== */

.advantages-section {
  background: var(--surface-white);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.advantage-card {
  padding: 2rem 1.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--surface-border);
  transition: all var(--transition-base);
  text-align: center;
}

.advantage-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.advantage-card:nth-child(2n) {
  border-color: var(--fire-100);
}

.advantage-card:nth-child(2n):hover {
  border-color: var(--fire-200);
}

.advantage-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

.advantage-icon .fi {
  background: linear-gradient(135deg, var(--fire-50), var(--fire-100));
}

.advantage-icon .ni {
  background: linear-gradient(135deg, var(--navy-100), var(--navy-200));
}

.advantage-icon svg {
  width: 24px;
  height: 24px;
}

.advantage-icon .fi svg { color: var(--fire-500); }
.advantage-icon .ni svg { color: var(--navy-600); }

.advantage-card h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 0.5rem;
}

.advantage-card p {
  font-size: 0.8125rem;
  color: var(--navy-500);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .advantages-grid { grid-template-columns: 1fr; }
}

/* =====================================================
   Cases Section
   ===================================================== */

.cases-section {
  background: var(--surface-gray);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.case-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.case-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-3px);
  border-color: transparent;
}

.case-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover .case-image img {
  transform: scale(1.05);
}

.case-image .case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,20,32,0.6), transparent 50%);
  pointer-events: none;
}

.case-image .case-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--navy-700);
}

.case-body {
  padding: 1.25rem 1.5rem;
}

.case-body h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 0.375rem;
}

.case-body p {
  font-size: 0.8125rem;
  color: var(--navy-400);
  line-height: 1.6;
}

.case-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--fire-500);
  transition: gap var(--transition-fast);
}

.case-link:hover {
  gap: 8px;
}

.case-link svg {
  width: 14px;
  height: 14px;
}

@media (max-width: 768px) {
  .cases-grid { grid-template-columns: 1fr; }
  .case-image { height: 180px; }
}

/* =====================================================
   CTA Section
   ===================================================== */

.cta-section {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(194,65,12,0.12), transparent 70%);
  pointer-events: none;
}

.cta-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.cta-text h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-text p {
  font-size: 1rem;
  color: var(--navy-400);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.cta-phone-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  text-align: center;
  backdrop-filter: blur(8px);
}

.cta-phone-card .phone-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--fire-400);
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
  display: block;
}

.cta-phone-card .phone-label {
  font-size: 0.875rem;
  color: var(--navy-400);
  margin-bottom: 1.5rem;
}

.cta-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.cta-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.cta-info-item .info-icon {
  width: 36px;
  height: 36px;
  background: rgba(194,65,12,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cta-info-item .info-icon svg {
  width: 18px;
  height: 18px;
  color: var(--fire-400);
}

.cta-info-item .info-text .info-label {
  font-size: 0.75rem;
  color: var(--navy-500);
  margin-bottom: 2px;
}

.cta-info-item .info-text .info-value {
  font-size: 0.9375rem;
  color: white;
  font-weight: 500;
}

@media (max-width: 768px) {
  .cta-content { grid-template-columns: 1fr; gap: 2rem; }
}

/* =====================================================
   Footer
   ===================================================== */

.footer {
  background: var(--navy-900);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 2rem 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navy-300);
}

.footer-brand .accent {
  color: var(--fire-400);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.8125rem;
  color: var(--navy-500);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--navy-300);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--navy-500);
  text-align: center;
  padding: 0 0 1rem;
}

.footer-copy a {
  color: var(--navy-400);
  transition: color var(--transition-fast);
}

.footer-copy a:hover {
  color: white;
}

/* =====================================================
   Cases Page
   ===================================================== */

.page-hero {
  position: relative;
  min-height: 40vh;
  display: flex;
  align-items: center;
  background: var(--navy-800);
  overflow: hidden;
}

.page-hero .hero-bg {
  opacity: 0.2;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px var(--space-xl) 80px;
  width: 100%;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.page-hero p {
  font-size: 1.125rem;
  color: var(--navy-400);
  max-width: 500px;
  margin: 0 auto;
}

/* Filter tabs */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-tab {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--surface-border);
  background: var(--surface-white);
  color: var(--navy-600);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--fire-500);
  border-color: var(--fire-500);
  color: white;
}

/* Case grid for cases page */
.case-grid-compact {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.case-compact-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  border: 1px solid var(--surface-border);
  background: var(--surface-white);
}

.case-compact-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-compact-card:hover img {
  transform: scale(1.05);
}

.case-compact-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,20,32,0.85) 0%, rgba(13,20,32,0) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
}

.case-compact-overlay .tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(4px);
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 500;
  color: white;
  margin-bottom: 0.5rem;
  width: fit-content;
}

.case-compact-overlay h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
  margin-bottom: 2px;
}

.case-compact-overlay p {
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.6);
}

/* =====================================================
   About Page
   ===================================================== */

.about-hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-hero-text h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--navy-800);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.about-hero-text p {
  font-size: 1rem;
  color: var(--navy-500);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about-image-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4/3;
}

.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.about-value-card {
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--surface-border);
  background: var(--surface-white);
  transition: all var(--transition-base);
}

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

.about-value-card .value-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--fire-100);
  line-height: 1;
  margin-bottom: 1rem;
}

.about-value-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 0.75rem;
}

.about-value-card p {
  font-size: 0.875rem;
  color: var(--navy-500);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .about-hero-content { grid-template-columns: 1fr; gap: 2rem; }
  .about-values-grid { grid-template-columns: 1fr; }
}

/* =====================================================
   Articles Section
   ===================================================== */

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.article-card {
  background: var(--surface-white);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.article-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.article-card .article-img {
  height: 180px;
  overflow: hidden;
}

.article-card .article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.article-card:hover .article-img img {
  transform: scale(1.05);
}

.article-body {
  padding: 1.5rem;
}

.article-body .article-date {
  font-size: 0.75rem;
  color: var(--navy-400);
  margin-bottom: 0.5rem;
}

.article-body h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy-800);
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.article-body p {
  font-size: 0.8125rem;
  color: var(--navy-500);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-body .read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--fire-500);
  transition: gap var(--transition-fast);
}

.article-body .read-more:hover {
  gap: 8px;
}

/* =====================================================
   Utility Classes
   ===================================================== */

.text-center { text-align: center; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }

/* Scroll animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Print styles */
@media print {
  .nav, .nav-toggle, .hero-actions, .cta-section { display: none; }
  body { color: #000; }
  .section { padding: 1rem 0; }
}