/* ============================================
   SWIFT GLOBAL SERVICES LTD — Design System
   ============================================ */

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

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Colors */
  --primary:         #0a2e6c;
  --primary-light:   #1a4a8a;
  --primary-dark:    #061b3d;
  --accent:          #e51937;
  --accent-light:    #ff3b55;
  --accent-dark:     #c0102b;

  /* Neutrals */
  --white:           #ffffff;
  --off-white:       #f8f9fc;
  --gray-50:         #f1f3f8;
  --gray-100:        #e2e6ef;
  --gray-200:        #c5ccdb;
  --gray-300:        #a0aabf;
  --gray-400:        #7a869e;
  --gray-500:        #5a6478;
  --gray-600:        #3e4657;
  --gray-700:        #2d3748;
  --gray-800:        #1a202c;
  --gray-900:        #0f1319;

  /* Semantic */
  --text-primary:    #1a202c;
  --text-secondary:  #5a6478;
  --text-muted:      #7a869e;
  --text-on-dark:    #ffffff;
  --text-on-primary: #ffffff;

  /* Backgrounds */
  --bg-body:         #f8f9fc;
  --bg-section:      #ffffff;
  --bg-section-alt:  #f1f3f8;
  --bg-dark:         #061b3d;
  --bg-card:         #ffffff;

  /* Spacing */
  --section-padding: 100px 0;
  --container-max:   1200px;
  --container-padding: 0 24px;

  /* Borders & Radius */
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(10,46,108,0.06);
  --shadow-md:    0 4px 14px rgba(10,46,108,0.08);
  --shadow-lg:    0 10px 40px rgba(10,46,108,0.12);
  --shadow-xl:    0 20px 60px rgba(10,46,108,0.16);
  --shadow-glow:  0 0 30px rgba(229,25,55,0.15);

  /* Transitions */
  --transition-fast:   0.2s ease;
  --transition-base:   0.3s ease;
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs:   0.75rem;
  --font-size-sm:   0.875rem;
  --font-size-base: 1rem;
  --font-size-lg:   1.125rem;
  --font-size-xl:   1.25rem;
  --font-size-2xl:  1.5rem;
  --font-size-3xl:  1.875rem;
  --font-size-4xl:  2.25rem;
  --font-size-5xl:  3rem;
  --font-size-6xl:  3.75rem;

  /* Z-index */
  --z-dropdown:  100;
  --z-sticky:    200;
  --z-navbar:    1000;
  --z-modal:     2000;
  --z-chat:      1500;
  --z-tooltip:   3000;
}

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

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
  background: transparent;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
  position: relative;
  padding-left: 40px;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 2px;
  background: var(--accent);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--primary);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 48px;
}

.section-subtitle.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header {
  margin-bottom: 60px;
}

.section-header.centered {
  text-align: center;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
}

.section {
  padding: var(--section-padding);
}

.section.alt-bg {
  background-color: var(--bg-section-alt);
}

.section.dark-bg {
  background-color: var(--bg-dark);
}

.section.dark-bg .section-title,
.section.dark-bg h2,
.section.dark-bg h3,
.section.dark-bg h4 {
  color: var(--white);
}

.section.dark-bg p,
.section.dark-bg .section-subtitle {
  color: var(--gray-300);
}

.section.dark-bg .section-label {
  color: var(--accent-light);
}

.section.dark-bg .section-label::before {
  background: var(--accent-light);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-smooth);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.6s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(229,25,55,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(229,25,55,0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

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

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

.btn-white {
  background: var(--white);
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

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

.btn-lg {
  padding: 18px 40px;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 10px 20px;
  font-size: var(--font-size-sm);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-navbar);
  padding: 18px 0;
  transition: all var(--transition-smooth);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo img {
  height: 50px;
  width: auto;
  transition: all var(--transition-base);
  background: var(--white);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.navbar-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--white);
  position: relative;
  padding: 4px 0;
  letter-spacing: 0.3px;
  transition: color var(--transition-fast);
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-base);
  border-radius: 1px;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--accent-light);
}

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

.navbar-cta .btn {
  padding: 10px 24px;
  font-size: var(--font-size-sm);
}

/* Scrolled State */
.navbar.scrolled {
  background: rgba(6, 27, 61, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}

.navbar.scrolled .navbar-logo img {
  height: 40px;
}

/* Mobile Menu Toggle */
#mobile-menu {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  padding: 4px;
  cursor: pointer;
}

#mobile-menu span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

#mobile-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#mobile-menu.active span:nth-child(2) {
  opacity: 0;
}

#mobile-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(6, 27, 61, 0.92) 0%,
    rgba(10, 46, 108, 0.85) 50%,
    rgba(6, 27, 61, 0.90) 100%
  );
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--bg-body), transparent);
  z-index: 2;
}

.hero .container {
  position: relative;
  z-index: 3;
}

.hero-content {
  max-width: 700px;
  padding-top: 80px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(229, 25, 55, 0.15);
  border: 1px solid rgba(229, 25, 55, 0.3);
  border-radius: var(--radius-full);
  color: var(--accent-light);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-size: var(--font-size-6xl);
  font-weight: 900;
  color: var(--white);
  line-height: 1.08;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--accent-light), #ff6b7d);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 560px;
}

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

/* Floating shapes decoration */
.hero-shapes {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.hero-shapes .shape {
  position: absolute;
  border-radius: var(--radius-full);
  opacity: 0.06;
}

.hero-shapes .shape-1 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  top: -150px;
  right: -100px;
  animation: float-slow 20s ease-in-out infinite;
}

.hero-shapes .shape-2 {
  width: 300px;
  height: 300px;
  background: var(--white);
  bottom: 10%;
  right: 15%;
  animation: float-slow 15s ease-in-out infinite reverse;
}

.hero-shapes .shape-3 {
  width: 200px;
  height: 200px;
  background: var(--accent);
  bottom: 30%;
  left: -50px;
  animation: float-slow 18s ease-in-out infinite 3s;
}

@keyframes float-slow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -40px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Page Hero (shorter hero for inner pages) */
.page-hero {
  min-height: 50vh;
  padding-top: 120px;
  display: flex;
  align-items: center;
}

.page-hero .hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding-top: 0;
}

.page-hero h1 {
  font-size: var(--font-size-5xl);
}

.page-hero p {
  margin-left: auto;
  margin-right: auto;
}

.page-hero .breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  color: rgba(255,255,255,0.5);
  font-size: var(--font-size-sm);
}

.page-hero .breadcrumb a {
  color: rgba(255,255,255,0.7);
}

.page-hero .breadcrumb a:hover {
  color: var(--accent-light);
}

.page-hero .breadcrumb .separator {
  color: rgba(255,255,255,0.3);
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition-smooth);
  border: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(10,46,108,0.08), rgba(10,46,108,0.03));
  color: var(--primary);
  transition: all var(--transition-base);
}

.card:hover .card-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  transform: scale(1.08);
}

.card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 12px;
  color: var(--primary);
}

.card p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--accent);
  margin-top: 16px;
  transition: gap var(--transition-base);
}

.card-link:hover {
  gap: 12px;
}

/* Card Grid */
.card-grid {
  display: grid;
  gap: 28px;
}

.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Service Cards (featured) ---------- */
.service-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
  border: 1px solid var(--gray-100);
}

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

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

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

.service-card:hover .service-card-image img {
  transform: scale(1.08);
}

.service-card-image .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(6,27,61,0.6));
}

.service-card-body {
  padding: 28px;
}

.service-card-body h3 {
  font-size: var(--font-size-xl);
  color: var(--primary);
  margin-bottom: 10px;
}

.service-card-body p {
  font-size: var(--font-size-sm);
  margin-bottom: 16px;
}

/* ---------- Stats Section ---------- */
.stats-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(229,25,55,0.08);
  border-radius: var(--radius-full);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.stat-item {
  padding: 20px;
}

.stat-icon {
  font-size: 2rem;
  color: var(--accent-light);
  margin-bottom: 16px;
}

.stat-number {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-number .suffix {
  font-size: 0.6em;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* ---------- Process Section ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.2;
}

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

.process-number {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  font-size: var(--font-size-xl);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 20px rgba(10,46,108,0.3);
  transition: all var(--transition-base);
}

.process-step:hover .process-number {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  transform: scale(1.12);
  box-shadow: 0 6px 25px rgba(229,25,55,0.3);
}

.process-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 14px;
}

.process-step h4 {
  font-size: var(--font-size-lg);
  color: var(--primary);
  margin-bottom: 8px;
}

.process-step p {
  font-size: var(--font-size-sm);
}

/* ---------- Locations Grid ---------- */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.location-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
}

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

.location-card img {
  width: 48px;
  height: 36px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.location-card h4 {
  font-size: var(--font-size-base);
  margin-bottom: 4px;
}

.location-card p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ---------- About Page ---------- */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
}

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

.about-image .accent-border {
  position: absolute;
  top: -12px;
  left: -12px;
  right: 12px;
  bottom: 12px;
  border: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about-text h2 {
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 20px;
  line-height: 1.8;
}

/* Mission & Vision */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mv-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.mv-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

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

.mv-card .mv-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 20px;
}

.mv-card h3 {
  font-size: var(--font-size-2xl);
  color: var(--primary);
  margin-bottom: 14px;
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.team-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
  text-align: center;
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.team-card-image {
  height: 280px;
  overflow: hidden;
  position: relative;
}

.team-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.team-card:hover .team-card-image img {
  transform: scale(1.06);
}

.team-card-info {
  padding: 24px;
}

.team-card-info h4 {
  font-size: var(--font-size-lg);
  color: var(--primary);
  margin-bottom: 4px;
}

.team-card-info .role {
  font-size: var(--font-size-sm);
  color: var(--accent);
  font-weight: 500;
}

.team-card-socials {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 14px;
}

.team-card-socials a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.team-card-socials a:hover {
  background: var(--primary);
  color: var(--white);
}

/* ---------- Services Detail ---------- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  height: 380px;
}

.service-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail-content h3 {
  font-size: var(--font-size-3xl);
  color: var(--primary);
  margin-bottom: 16px;
}

.service-detail-content p {
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-detail-content ul {
  margin-bottom: 24px;
}

.service-detail-content ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.service-detail-content ul li i {
  color: var(--accent);
  font-size: var(--font-size-sm);
}

/* Why Choose Us */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
}

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

.feature-card i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 16px;
}

.feature-card h4 {
  font-size: var(--font-size-base);
  color: var(--primary);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: var(--font-size-sm);
}

/* ---------- Testimonials ---------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
  position: relative;
}

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

.testimonial-card .quote-icon {
  font-size: 2.5rem;
  color: var(--gray-100);
  margin-bottom: 16px;
  line-height: 1;
}

.testimonial-card .stars {
  color: #f59e0b;
  margin-bottom: 16px;
  font-size: var(--font-size-sm);
}

.testimonial-card .testimonial-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-author img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.testimonial-author-info h5 {
  font-size: var(--font-size-base);
  color: var(--primary);
}

.testimonial-author-info span {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Case Studies */
.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 40px 0;
  border-bottom: 1px solid var(--gray-100);
}

.case-study:last-child {
  border-bottom: none;
}

.case-study-metrics {
  display: flex;
  gap: 24px;
  margin-top: 20px;
}

.case-study-metric {
  text-align: center;
  padding: 16px 24px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
}

.case-study-metric .metric-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--accent);
}

.case-study-metric .metric-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Partner Logos */
.partner-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 40px 0;
}

.partner-logos img {
  height: 50px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: all var(--transition-base);
}

.partner-logos img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.contact-info-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: all var(--transition-smooth);
}

.contact-info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.contact-info-card .icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, rgba(10,46,108,0.1), rgba(10,46,108,0.04));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.3rem;
  color: var(--primary);
  transition: all var(--transition-base);
}

.contact-info-card:hover .icon-wrap {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
}

.contact-info-card h4 {
  font-size: var(--font-size-base);
  margin-bottom: 6px;
}

.contact-info-card p {
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

/* Contact Form & Map Layout */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 100%;
  min-height: 500px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--gray-100);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  font-size: var(--font-size-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(10,46,108,0.1);
}

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

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

.form-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}

.form-card h3 {
  font-size: var(--font-size-2xl);
  color: var(--primary);
  margin-bottom: 8px;
}

.form-card > p {
  margin-bottom: 28px;
}

/* Submit Button States */
.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-top: 8px;
}

.btn-submit.loading {
  opacity: 0.8;
  pointer-events: none;
}

.btn-submit.success {
  background: linear-gradient(135deg, #10b981, #059669);
  box-shadow: 0 4px 20px rgba(16,185,129,0.3);
}

.btn-submit.error {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(229,25,55,0.1);
  border-radius: var(--radius-full);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-full);
}

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

.cta-banner h2 {
  font-size: var(--font-size-4xl);
  color: var(--white);
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255,255,255,0.7);
  font-size: var(--font-size-lg);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

/* ---------- Footer ---------- */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-about .footer-logo {
  height: 45px;
  margin-bottom: 20px;
  background: var(--white);
  padding: 6px 12px;
  border-radius: var(--radius-md);
}

.footer-about p {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.footer-socials a:hover {
  background: var(--accent);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-col h4 {
  color: var(--white);
  font-size: var(--font-size-base);
  margin-bottom: 24px;
  font-weight: 600;
  position: relative;
  padding-bottom: 12px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-col ul li a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: var(--font-size-sm);
}

.footer-contact li i {
  color: var(--accent);
  margin-top: 4px;
  font-size: var(--font-size-sm);
  width: 16px;
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  margin-bottom: 0;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

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

/* ---------- Floating Chat Widget ---------- */
.floating-chat {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: var(--z-chat);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.chat-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  transform: translateY(20px) scale(0.9);
  pointer-events: none;
  transition: all var(--transition-smooth);
}

.chat-options.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chat-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.chat-option:hover {
  transform: translateX(-4px);
  box-shadow: var(--shadow-xl);
}

.chat-option i {
  font-size: 1.2rem;
}

.chat-option.whatsapp i { color: #25d366; }
.chat-option.wechat i { color: #07c160; }

.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(229,25,55,0.35);
  transition: all var(--transition-smooth);
  border: none;
  cursor: pointer;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 35px rgba(229,25,55,0.45);
}

.chat-toggle.active {
  background: linear-gradient(135deg, var(--gray-700), var(--gray-800));
  box-shadow: var(--shadow-lg);
}

.chat-toggle.active .fa-comments { display: none; }
.chat-toggle .fa-times { display: none; }
.chat-toggle.active .fa-times { display: inline; }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  transform: translateY(30px) scale(0.95);
  transition: transform var(--transition-smooth);
  box-shadow: var(--shadow-xl);
  position: relative;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  color: var(--gray-500);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--gray-100);
  color: var(--text-primary);
}

.modal h3 {
  font-size: var(--font-size-xl);
  color: var(--primary);
  margin-bottom: 16px;
}

.modal p {
  font-size: var(--font-size-sm);
  margin-bottom: 20px;
}

.qr-code-placeholder {
  width: 200px;
  height: 200px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  color: var(--gray-400);
  font-size: 3rem;
}

/* ---------- Scroll Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.slide-left {
  transform: translateX(-40px);
}

.animate-on-scroll.slide-left.visible {
  transform: translateX(0);
}

.animate-on-scroll.slide-right {
  transform: translateX(40px);
}

.animate-on-scroll.slide-right.visible {
  transform: translateX(0);
}

.animate-on-scroll.scale-up {
  transform: scale(0.9);
}

.animate-on-scroll.scale-up.visible {
  transform: scale(1);
}

/* Staggered animation delays for grids */
.card-grid .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
.card-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.15s; }
.card-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.25s; }
.card-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.35s; }
.card-grid .animate-on-scroll:nth-child(5) { transition-delay: 0.45s; }
.card-grid .animate-on-scroll:nth-child(6) { transition-delay: 0.55s; }

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .hero h1 { font-size: var(--font-size-5xl); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 32px; }
}

@media (max-width: 992px) {
  :root {
    --section-padding: 80px 0;
  }

  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }

  .hero h1 { font-size: var(--font-size-4xl); }
  .page-hero h1 { font-size: var(--font-size-4xl); }

  /* Navbar Mobile */
  #mobile-menu { display: flex; }

  .navbar-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--primary-dark);
    flex-direction: column;
    padding: 100px 32px 32px;
    transition: right var(--transition-smooth);
    box-shadow: -10px 0 40px rgba(0,0,0,0.3);
  }

  .navbar-menu.active {
    right: 0;
  }

  .navbar-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }

  .navbar-links a {
    display: block;
    width: 100%;
    padding: 14px 0;
    font-size: var(--font-size-lg);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .navbar-cta {
    margin-top: 20px;
    width: 100%;
  }

  .navbar-cta .btn { width: 100%; }

  /* Grids */
  .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .locations-grid { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }

  /* About */
  .about-content { grid-template-columns: 1fr; gap: 40px; }
  .service-detail { grid-template-columns: 1fr; }
  .service-detail:nth-child(even) { direction: ltr; }
  .case-study { grid-template-columns: 1fr; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  .section-title { font-size: var(--font-size-3xl); }

  .hero { min-height: 90vh; }
  .hero h1 { font-size: var(--font-size-3xl); }
  .page-hero { min-height: 40vh; padding-top: 100px; }
  .page-hero h1 { font-size: var(--font-size-3xl); }

  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }

  .card-grid.cols-3 { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 28px; }

  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-col h4::after { left: 50%; transform: translateX(-50%); }
  .footer-socials { justify-content: center; }
  .footer-contact li { justify-content: center; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  .cta-banner h2 { font-size: var(--font-size-2xl); }
}

@media (max-width: 576px) {
  .hero h1 { font-size: var(--font-size-2xl); }
  .page-hero h1 { font-size: var(--font-size-2xl); }

  .card { padding: 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .stat-number { font-size: var(--font-size-4xl); }
  .process-grid { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .card-grid.cols-2 { grid-template-columns: 1fr; }
  .card-grid.cols-4 { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }

  .case-study-metrics { flex-direction: column; gap: 12px; }
}

/* ---------- Utility Classes ---------- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-white { color: var(--white); }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

/* ---------- Loading Spinner ---------- */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255,255,255,0.3);
  border-top-color: var(--white);
  border-radius: var(--radius-full);
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Divider ---------- */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  margin: 16px 0;
}

.divider.centered {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Timeline (About Page) ---------- */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -33px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background: var(--accent);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--accent);
}

.timeline-item h4 {
  font-size: var(--font-size-lg);
  color: var(--primary);
  margin-bottom: 6px;
}

.timeline-year {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}