/* ============================================
   AL-NAJM REAL ESTATE - GLOBAL STYLES
   RTL/LTR | Light/Dark | Responsive | Accessible
   ============================================ */

/* CSS Variables */
:root {
  /* Colors - Dark (default brand) */
  --color-bg: #0a1628;
  --color-bg-alt: #0d1c32;
  --color-surface: #111f35;
  --color-surface-hover: #162744;
  --color-text: #f5f5f5;
  --color-text-muted: #a8b5c8;
  --color-border: rgba(212, 175, 55, 0.15);

  /* Gold accent */
  --color-primary: #d4af37;
  --color-primary-light: #e8c766;
  --color-primary-dark: #b8962e;
  --color-primary-rgb: 212, 175, 55;

  /* Secondary */
  --color-secondary: #ffffff;
  --color-secondary-text: #0a1628;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, rgba(10,22,40,0.95) 0%, rgba(13,28,50,0.85) 50%, rgba(10,22,40,0.9) 100%);
  --gradient-gold: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary-dark) 100%);
  --gradient-card: linear-gradient(180deg, var(--color-surface) 0%, rgba(17,31,53,0.6) 100%);
  --site-bg-image: url('https://images.unsplash.com/photo-1545324418-cc1a3fa10c00?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=82');
  --site-bg-overlay: linear-gradient(135deg, rgba(10,22,40,0.9) 0%, rgba(10,22,40,0.76) 45%, rgba(8,16,30,0.88) 100%);
  --section-alt-tint: rgba(13, 28, 50, 0.62);
  --footer-tint: rgba(10, 22, 40, 0.82);

  /* Typography */
  --font-ar: 'Cairo', sans-serif;
  --font-en: 'Montserrat', sans-serif;
  --font-body: var(--font-ar);
  --font-heading: var(--font-ar);

  /* Spacing */
  --section-padding: 100px;
  --container-width: 1280px;
  --container-padding: 24px;

  /* Effects */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.15);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.25);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.35);
  --shadow-gold: 0 8px 30px rgba(212,175,55,0.2);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --header-height: 90px;
}

/* Light Mode */
[data-theme="light"] {
  --color-bg: #f4f6f8;
  --color-bg-alt: #fbfaf7;
  --color-surface: #ffffff;
  --color-surface-hover: #f1f3f5;
  --color-text: #1a2332;
  --color-text-muted: #4a5568;
  --color-border: rgba(212, 175, 55, 0.25);

  --color-primary: #b88a1a;
  --color-primary-light: #d4a832;
  --color-primary-dark: #9a7010;
  --color-primary-rgb: 184, 138, 26;

  --gradient-hero: linear-gradient(135deg, rgba(248,249,250,0.96) 0%, rgba(255,255,255,0.92) 50%, rgba(248,249,250,0.94) 100%);
  --gradient-gold: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary-dark) 100%);
  --gradient-card: linear-gradient(180deg, #ffffff 0%, rgba(255,255,255,0.7) 100%);
  --site-bg-overlay: linear-gradient(135deg, rgba(248,249,250,0.86) 0%, rgba(255,255,255,0.7) 48%, rgba(244,246,248,0.84) 100%);
  --section-alt-tint: rgba(255, 255, 255, 0.62);
  --footer-tint: rgba(244, 246, 248, 0.82);

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.1);
  --shadow-gold: 0 8px 30px rgba(184,138,26,0.18);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  position: relative;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  isolation: isolate;
  transition: background var(--transition-base), color var(--transition-base);
}

body::before,
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background: var(--site-bg-image) center/cover no-repeat;
  z-index: -2;
}

body::after {
  background:
    radial-gradient(circle at 18% 16%, rgba(var(--color-primary-rgb), 0.14), transparent 34%),
    radial-gradient(circle at 82% 74%, rgba(var(--color-primary-rgb), 0.1), transparent 36%),
    var(--site-bg-overlay);
  z-index: -1;
}

body > * {
  position: relative;
}

body.menu-open {
  overflow: hidden;
}

[dir="ltr"] body {
  font-family: var(--font-en);
}

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

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

ul {
  list-style: none;
}

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

input, textarea, select {
  font-family: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Progress Bar */
.progress-bar {
  position: fixed;
  top: 0;
  right: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-gold);
  z-index: 9999;
  transition: width 0.1s linear;
}

[dir="ltr"] .progress-bar {
  right: auto;
  left: 0;
}

/* Top Bar */
.top-bar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
  font-size: 0.85rem;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.top-bar-info {
  display: flex;
  gap: 24px;
}

.top-bar-info a {
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-bar-info a:hover {
  color: var(--color-primary-dark);
}

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar-social a {
  color: var(--color-text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.top-bar-social a:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.lang-switch {
  font-weight: 700;
  color: var(--color-primary-dark) !important;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition-base);
}

[data-theme="light"] .header {
  background: rgba(248, 249, 250, 0.9);
}

.header-scrolled {
  height: 70px;
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-gold);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary-text);
  font-size: 1.4rem;
  box-shadow: var(--shadow-gold);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.2;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Main Navigation */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--transition-fast);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary-dark);
  background: rgba(var(--color-primary-rgb), 0.1);
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  right: 16px;
  left: 16px;
  height: 2px;
  background: var(--color-primary-dark);
  border-radius: 2px;
}

.has-dropdown {
  position: relative;
}

.has-dropdown > a i {
  font-size: 0.7rem;
  margin-right: 6px;
  transition: transform var(--transition-fast);
}

[dir="ltr"] .has-dropdown > a i {
  margin-right: 0;
  margin-left: 6px;
}

.has-dropdown:hover > a i {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
}

[dir="ltr"] .dropdown {
  right: auto;
  left: 0;
}

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

.dropdown a {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
}

.dropdown a:hover {
  padding-right: 24px;
}

[dir="ltr"] .dropdown a:hover {
  padding-right: 16px;
  padding-left: 24px;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.header-actions .btn-sm {
  padding: 8px 16px;
}

.theme-toggle:hover {
  border-color: var(--color-primary-dark);
  color: var(--color-primary-dark);
}

.theme-toggle i {
  font-size: 1rem;
}

.theme-toggle .fa-sun {
  display: none;
}

[data-theme="light"] .theme-toggle .fa-moon {
  display: none;
}

[data-theme="light"] .theme-toggle .fa-sun {
  display: inline-block;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  border-radius: 50px;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn:hover::before {
  transform: translateX(100%);
}

.btn-primary {
  background: var(--gradient-gold);
  color: #ffffff;
  border-color: var(--color-primary-dark);
}

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

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

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

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

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

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 0 80px;
  isolation: isolate;
}

.hero-bg {
  display: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: -1;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(212, 175, 55, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.05) 0%, transparent 40%);
  z-index: -1;
}

.hero-content {
  text-align: center;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(var(--color-primary-rgb), 0.1);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 24px;
}

[data-theme="light"] .hero-badge {
  background: rgba(var(--color-primary-rgb), 0.15);
  border-color: rgba(var(--color-primary-rgb), 0.35);
}

.hero-title {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
}

.hero-title .accent {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .accent,
.page-hero-title .accent,
.section-title .accent {
  color: var(--color-primary-dark);
}

[data-theme="light"] .hero-title .accent,
[data-theme="light"] .page-hero-title .accent,
[data-theme="light"] .section-title .accent {
  text-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto 40px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
  padding: 24px;
  background: rgba(var(--color-primary-rgb), 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.hero-trust-strip {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.hero-trust-strip span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  background: rgba(255,255,255,0.06);
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 0.86rem;
}

.hero-trust-strip i {
  color: var(--color-primary-dark);
}

.stat-item {
  text-align: center;
}

.stat-number,
.stat-plus {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1;
}

.stat-label {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 8px;
}

.scroll-down {
  position: absolute;
  bottom: 30px;
  right: 50%;
  transform: translateX(50%);
  width: 30px;
  height: 50px;
  border: 2px solid var(--color-primary);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.scroll-down:hover {
  opacity: 1;
}

.scroll-down span {
  width: 4px;
  height: 10px;
  background: var(--color-primary-dark);
  border-radius: 2px;
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); opacity: 1; }
  40% { transform: translateY(10px); opacity: 0.5; }
  60% { transform: translateY(5px); opacity: 0.7; }
}

/* Section Base */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-alt {
  background:
    linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.045), transparent 38%),
    var(--section-alt-tint);
  backdrop-filter: blur(2px);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  position: relative;
  padding: 0 16px;
}

.section-tag::before,
.section-tag::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30px;
  height: 2px;
  background: var(--color-primary-dark);
}

.section-tag::before {
  right: 100%;
}

.section-tag::after {
  left: 100%;
}

[dir="ltr"] .section-tag::before {
  right: auto;
  left: 100%;
}

[dir="ltr"] .section-tag::after {
  left: auto;
  right: 100%;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
}

.section-title .accent {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* Execution and supply capability */
.corporate-intro {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px;
}

.corporate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.corporate-card {
  min-width: 0;
  min-height: 260px;
  padding: 30px 24px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.corporate-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

[dir="ltr"] .corporate-card::before {
  transform-origin: left;
}

.corporate-card::after {
  content: '';
  position: absolute;
  width: 92px;
  height: 92px;
  inset-inline-end: 12px;
  bottom: 12px;
  border-radius: 50%;
  background: rgba(var(--color-primary-rgb), 0.08);
  pointer-events: none;
}

.corporate-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-primary-rgb), 0.32);
}

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

.corporate-card-large {
  grid-column: auto;
  grid-row: auto;
  min-height: 260px;
  padding: 30px 24px;
  background:
    linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.16), transparent 56%),
    var(--gradient-card);
}

.corporate-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  background: rgba(var(--color-primary-rgb), 0.12);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  font-size: 1.55rem;
  position: relative;
  z-index: 1;
}

[data-theme="light"] .corporate-icon {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.corporate-card span {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 10px;
  padding: 6px 12px;
  border-radius: 50px;
  background: rgba(var(--color-primary-rgb), 0.12);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
}

[data-theme="light"] .corporate-card span {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.corporate-card h3 {
  font-size: 1.24rem;
  line-height: 1.45;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.corporate-card p {
  color: var(--color-text-muted);
  line-height: 1.75;
  position: relative;
  z-index: 1;
}

/* Premium signature */
.signature {
  background:
    linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.08), transparent 45%),
    var(--color-bg);
}

.signature-grid,
.investment-grid,
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.signature-copy p,
.investment-content p {
  color: var(--color-text-muted);
  font-size: 1.08rem;
}

.signature-panel {
  display: grid;
  gap: 18px;
}

.signature-metric {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  align-items: center;
  padding: 24px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.signature-metric strong {
  font-size: 2.2rem;
  color: var(--color-primary-dark);
  line-height: 1;
}

.signature-metric span {
  color: var(--color-text-muted);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-primary-rgb), 0.3);
}

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

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: rgba(var(--color-primary-rgb), 0.12);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--color-primary-dark);
  transition: all var(--transition-base);
}

[data-theme="light"] .service-icon {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.service-card:hover .service-icon {
  background: var(--color-primary-dark);
  color: #ffffff;
  transform: rotateY(360deg);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.read-more {
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.read-more i {
  transition: transform var(--transition-fast);
}

.read-more:hover i {
  transform: translateX(-5px);
}

[dir="ltr"] .read-more:hover i {
  transform: translateX(5px);
}

/* Projects */
.projects-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 600;
  background: var(--color-surface);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary-dark);
  color: #ffffff;
  border-color: var(--color-primary-dark);
}

.projects-slider {
  position: relative;
  padding: 0 50px;
}

.projects-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

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

.project-image {
  position: relative;
  height: 210px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-primary-dark);
  color: #ffffff;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
}

[dir="ltr"] .project-badge {
  right: auto;
  left: 16px;
}

.project-info {
  padding: 22px;
}

.project-info h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.project-info p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.project-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-meta i {
  color: var(--color-primary-dark);
}

/* Investment */
.investment-points {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.investment-points div {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-weight: 700;
}

.investment-points i {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--color-primary-rgb), 0.12);
  color: var(--color-primary-dark);
}

[data-theme="light"] .investment-points i {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.roi-card {
  min-height: 420px;
  padding: 40px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background:
    radial-gradient(circle at 50% 35%, rgba(var(--color-primary-rgb), 0.18), transparent 45%),
    var(--gradient-card);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.roi-label {
  color: var(--color-primary-dark);
  font-weight: 800;
  margin-bottom: 22px;
}

.roi-ring {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(var(--color-surface), var(--color-surface)) padding-box,
    conic-gradient(var(--color-primary-dark) 0deg 65deg, rgba(var(--color-primary-rgb), 0.2) 65deg 360deg) border-box;
  border: 12px solid transparent;
}

.roi-ring strong {
  font-size: 3rem;
  color: var(--color-primary-dark);
  line-height: 1;
}

.roi-ring span,
.roi-card p {
  color: var(--color-text-muted);
}

.roi-card p {
  max-width: 320px;
  margin-top: 22px;
}

/* Client journey */
.journey-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.journey-step {
  position: relative;
  padding: 30px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.journey-step span {
  display: block;
  font-size: 2.6rem;
  font-weight: 800;
  color: rgba(var(--color-primary-rgb), 0.42);
  line-height: 1;
  margin-bottom: 24px;
}

[data-theme="light"] .journey-step span {
  color: rgba(var(--color-primary-rgb), 0.55);
}

.journey-step h3 {
  margin-bottom: 10px;
}

.journey-step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 10;
}

.slider-arrow:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
}

.slider-arrow.prev {
  right: 0;
}

.slider-arrow.next {
  left: 0;
}

[dir="ltr"] .slider-arrow.prev {
  right: auto;
  left: 0;
}

[dir="ltr"] .slider-arrow.next {
  left: auto;
  right: 0;
}

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

.about-media {
  position: relative;
}

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

.about-image-main img {
  width: 100%;
  height: clamp(360px, 44vw, 500px);
  object-fit: cover;
}

.experience-badge {
  position: absolute;
  bottom: 30px;
  left: -20px;
  background: var(--gradient-gold);
  color: var(--color-secondary-text);
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-gold);
}

[dir="ltr"] .experience-badge {
  left: auto;
  right: -20px;
}

.exp-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.exp-text {
  font-size: 0.85rem;
  font-weight: 600;
}

.about-floating-card {
  position: absolute;
  top: 30px;
  right: -20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 20px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
}

[dir="ltr"] .about-floating-card {
  right: auto;
  left: -20px;
}

.about-floating-card i {
  font-size: 1.8rem;
  color: var(--color-primary-dark);
}

.about-floating-card strong {
  display: block;
  font-weight: 700;
}

.about-floating-card span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.about-content p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.about-list {
  margin: 28px 0;
  display: grid;
  gap: 14px;
}

.about-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.about-list i {
  color: var(--color-primary-dark);
  font-size: 1.1rem;
}

.about-founder {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.about-founder img {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-primary-dark);
}

.about-founder strong {
  display: block;
  font-size: 1.1rem;
}

.about-founder span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* Why Us */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.why-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-base);
}

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

.why-card i {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: rgba(var(--color-primary-rgb), 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--color-primary-dark);
}

[data-theme="light"] .why-card i {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.why-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.why-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Certifications */
.certifications {
  padding: 60px 0;
  background: rgba(10, 22, 40, 0.22);
  backdrop-filter: blur(2px);
}

.cert-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 1.1rem;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.cert-item:hover {
  opacity: 1;
}

.cert-item i {
  font-size: 1.5rem;
  color: var(--color-primary-dark);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 60px;
}

.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.contact-cards {
  display: grid;
  gap: 20px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: rgba(var(--color-primary-rgb), 0.4);
  transform: translateX(-5px);
}

[dir="ltr"] .contact-card:hover {
  transform: translateX(5px);
}

.contact-card i {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  background: rgba(var(--color-primary-rgb), 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-primary-dark);
}

[data-theme="light"] .contact-card i {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.contact-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.05rem;
}

.contact-card a,
.contact-card span {
  display: block;
  color: var(--color-text-muted);
}

.contact-card a:hover {
  color: var(--color-primary-dark);
}

.contact-form-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form {
  display: grid;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary-dark);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.map-container {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  display: block;
}

/* Insights & FAQ */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.insight-card {
  min-height: 260px;
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--gradient-card);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: all var(--transition-base);
}

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

.insight-card span {
  color: var(--color-primary-dark);
  font-weight: 800;
  margin-bottom: 12px;
}

.insight-card h3 {
  margin-bottom: 10px;
}

.insight-card p {
  color: var(--color-text-muted);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  position: relative;
  width: 100%;
  text-align: inherit;
  padding: 22px 56px 22px 22px;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

[dir="ltr"] .faq-item {
  padding: 22px 22px 22px 56px;
}

.faq-question {
  width: 100%;
  text-align: inherit;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-weight: 800;
  font-size: 1.05rem;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
}

.faq-question i {
  color: var(--color-primary-dark);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-question i {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-answer p {
  color: var(--color-text-muted);
  padding-top: 12px;
}

.faq-item.active {
  border-color: rgba(var(--color-primary-rgb), 0.45);
}

.faq-item.active .faq-answer {
  max-height: 220px;
  opacity: 1;
}

.floating-actions {
  position: fixed;
  right: 22px;
  bottom: 84px;
  z-index: 1200;
  display: grid;
  gap: 12px;
}

[dir="ltr"] .floating-actions {
  right: auto;
  left: 22px;
}

.floating-actions a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary-text);
  background: var(--gradient-gold);
  box-shadow: var(--shadow-gold);
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.floating-actions a:first-child {
  background: #25d366;
  color: #ffffff;
}

.floating-actions a:hover {
  transform: translateY(-4px) scale(1.03);
}

/* Footer */
.footer {
  background: var(--footer-tint);
  border-top: 1px solid var(--color-border);
  padding-top: 80px;
  backdrop-filter: blur(8px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 60px;
}

.footer-brand .logo {
  margin-bottom: 20px;
}

.footer-brand p {
  color: var(--color-text-muted);
  margin-bottom: 24px;
  max-width: 320px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  border-color: var(--color-primary-dark);
  transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
  font-size: 1.1rem;
  margin-bottom: 24px;
  color: var(--color-primary-dark);
}

.footer-links ul {
  display: grid;
  gap: 12px;
}

.footer-links a {
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links a::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary-dark);
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary-dark);
  padding-right: 8px;
}

[dir="ltr"] .footer-links a:hover {
  padding-right: 0;
  padding-left: 8px;
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-contact p {
  color: var(--color-text-muted);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact i {
  color: var(--color-primary-dark);
  width: 20px;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
}

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

.footer-bottom p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.back-to-top {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-dark);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
}

/* Animations */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="fade-right"] {
  transform: translateX(-40px);
}

[dir="ltr"] [data-animate="fade-right"] {
  transform: translateX(40px);
}

[data-animate="fade-right"].animated {
  transform: translateX(0);
}

[data-animate="fade-left"] {
  transform: translateX(40px);
}

[dir="ltr"] [data-animate="fade-left"] {
  transform: translateX(-40px);
}

[data-animate="fade-left"].animated {
  transform: translateX(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-animate] {
    opacity: 1;
    transform: none;
  }
}

/* Responsive */
@media (max-width: 1100px) {
  :root {
    --header-height: 76px;
    --container-padding: 20px;
  }

  .top-bar {
    padding: 7px 0;
    font-size: 0.8rem;
  }

  .top-bar-content {
    gap: 10px;
  }

  .top-bar-info {
    gap: 12px;
    min-width: 0;
  }

  .top-bar-info a {
    white-space: nowrap;
  }

  .top-bar-social {
    gap: 8px;
  }

  .top-bar-social a {
    width: 30px;
    height: 30px;
    font-size: 0.78rem;
  }

  .header-content {
    gap: 12px;
  }

  .logo-icon {
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
  }

  .logo-main {
    font-size: 1.32rem;
  }

  .logo-sub {
    font-size: 0.64rem;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    width: min(84vw, 360px);
    height: calc(100vh - var(--header-height));
    background: var(--color-surface);
    border-left: 1px solid var(--color-border);
    padding: 24px;
    transform: translateX(110%);
    transition: transform var(--transition-base);
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
  }

  [dir="ltr"] .main-nav {
    right: auto;
    left: 0;
    border-left: none;
    border-right: 1px solid var(--color-border);
    transform: translateX(-110%);
  }

  .main-nav.active {
    transform: translateX(0);
  }

  [dir="ltr"] .main-nav.active {
    right: auto;
    left: 0;
    transform: translateX(0);
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .main-nav a {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 13px 14px;
    font-size: 0.98rem;
  }

  .main-nav a.active::after {
    display: none;
  }

  .has-dropdown .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgba(var(--color-primary-rgb), 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 8px;
    margin-top: 8px;
    display: none;
  }

  .has-dropdown.active .dropdown {
    display: block;
  }

  .dropdown a {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .header-actions .btn-sm {
    display: none;
  }

  .theme-toggle {
    width: 44px;
    height: 44px;
    padding: 0;
    justify-content: center;
  }

  .theme-toggle .toggle-label {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 104px 0 64px;
  }

  .hero-stats {
    max-width: 620px;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-padding: 76px;
  }

  .about-grid,
  .contact-grid,
  .corporate-grid,
  .signature-grid,
  .investment-grid,
  .faq-grid,
  .service-detail-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .service-detail-grid.reverse .service-detail-image {
    order: -1;
  }

  .service-detail-content,
  .cta-content {
    max-width: 100%;
  }

  .projects-grid,
  .guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .corporate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .corporate-card-large {
    min-height: 260px;
  }

  .journey-steps,
  .insights-grid {
    grid-template-columns: 1fr 1fr;
  }

  .projects-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
    --section-padding: 58px;
    --container-padding: 18px;
  }

  .top-bar-content {
    justify-content: center;
  }

  .top-bar-info {
    flex: 1;
    justify-content: flex-start;
    overflow: hidden;
  }

  .top-bar-info a[href^="mailto"] {
    display: none;
  }

  .top-bar-social a:not(.lang-switch) {
    display: none;
  }

  .lang-switch {
    width: auto !important;
    min-width: 38px;
    padding: 0 10px;
    border-radius: 999px !important;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .main-nav {
    width: min(88vw, 340px);
    padding: 20px;
  }

  .header-scrolled {
    height: 64px;
  }

  .logo-icon {
    width: 40px;
    height: 40px;
  }

  .logo-main {
    font-size: 1.15rem;
  }

  .logo-sub {
    font-size: 0.58rem;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 18px;
  }

  [data-animate="fade-right"],
  [data-animate="fade-left"] {
    transform: translateY(24px);
  }

  [data-animate="fade-right"].animated,
  [data-animate="fade-left"].animated {
    transform: translateY(0);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    margin-bottom: 34px;
  }

  .hero-buttons .btn {
    width: min(100%, 320px);
  }

  .hero-trust-strip {
    gap: 8px;
  }

  .hero-trust-strip span {
    font-size: 0.78rem;
    padding: 8px 12px;
  }

  .section-header {
    margin-bottom: 38px;
  }

  .projects-slider {
    padding: 0;
  }

  .slider-arrow {
    display: none;
  }

  .experience-badge,
  .about-floating-card {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    top: auto;
    margin-top: 20px;
  }

  .footer-grid,
  .form-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .cert-logos {
    gap: 30px;
  }

  .page-hero {
    padding: 120px 0 60px;
  }

  .page-hero-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .service-detail-grid {
    gap: 24px;
  }

  .service-detail-image img {
    height: 260px;
  }

  .service-detail-icon {
    width: 56px;
    height: 56px;
    font-size: 1.35rem;
    margin-bottom: 16px;
  }

  .service-detail-content h2 {
    font-size: 1.25rem;
  }

  .service-detail-content p,
  .service-detail-content ul {
    font-size: 0.9rem;
  }

  .cta-content {
    padding: 32px 22px;
  }

  .services-grid,
  .corporate-grid,
  .why-grid,
  .signature-grid,
  .investment-grid,
  .journey-steps,
  .insights-grid,
  .projects-track,
  .projects-grid,
  .guide-grid,
  .faq-grid,
  .about-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .signature-panel,
  .signature-metric,
  .investment-points,
  .faq-list,
  .about-list,
  .contact-cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .service-card,
  .corporate-card,
  .why-card,
  .journey-step,
  .insight-card,
  .guide-card,
  .signature-panel,
  .roi-card,
  .faq-item,
  .contact-card,
  .contact-form {
    padding: 18px 14px;
    border-radius: var(--radius-md);
  }

  .service-icon,
  .corporate-icon,
  .why-card i,
  .guide-icon {
    width: 52px;
    height: 52px;
    margin-bottom: 14px;
    font-size: 1.25rem;
  }

  .faq-item {
    padding: 16px 14px;
  }

  .faq-question {
    font-size: 0.9rem;
    gap: 12px;
  }

  .faq-question i {
    font-size: 0.82rem;
  }

  .faq-answer p {
    font-size: 0.82rem;
    line-height: 1.65;
  }

  .faq-item.active .faq-answer {
    max-height: 200px;
  }

  .service-card h3,
  .corporate-card h3,
  .why-card h3,
  .journey-step h3,
  .insight-card h3,
  .guide-card h3,
  .project-info h3,
  .signature-content h2,
  .investment-content h2,
  .faq-content h2,
  .about-content h2,
  .contact-info h2,
  .footer-col h4 {
    font-size: 0.98rem;
    line-height: 1.45;
  }

  .service-card p,
  .corporate-card p,
  .why-card p,
  .journey-step p,
  .insight-card p,
  .project-info p,
  .signature-content p,
  .investment-content p,
  .faq-content p,
  .about-content p,
  .contact-info p,
  .footer-col p,
  .footer-col li,
  .contact-card,
  .faq-question span,
  .about-list li,
  .investment-points span,
  .signature-metric span {
    font-size: 0.82rem;
    line-height: 1.65;
  }

  .corporate-intro {
    margin-bottom: 28px;
  }

  .corporate-card {
    min-height: 230px;
  }

  .corporate-card-large {
    grid-column: auto;
    min-height: 230px;
    padding: 18px 14px;
  }

  .corporate-card span {
    padding: 5px 9px;
    font-size: 0.68rem;
    line-height: 1.35;
  }

  .signature-content,
  .investment-content,
  .faq-content,
  .about-content,
  .contact-info,
  .signature-panel,
  .signature-metric,
  .roi-card,
  .faq-item,
  .about-list li,
  .investment-points > div,
  .contact-card,
  .contact-form,
  .footer-col,
  .footer-col li,
  .footer-col a {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .about-image,
  .about-content,
  .contact-info,
  .contact-form {
    width: 100%;
  }

  .about-list,
  .investment-points,
  .contact-cards {
    align-items: stretch;
  }

  .about-list li,
  .investment-points > div,
  .contact-card,
  .signature-metric {
    min-width: 0;
  }

  .footer-col ul {
    display: grid;
    gap: 8px;
  }

  .journey-step span {
    font-size: 1.9rem;
    margin-bottom: 16px;
  }

  .insight-card {
    min-height: 220px;
  }

  .project-info {
    padding: 14px;
  }

  .project-meta {
    font-size: 0.76rem;
  }

  .project-image {
    height: 150px;
  }

  .roi-card {
    min-height: auto;
  }

  .roi-ring {
    width: min(118px, 100%);
    height: min(118px, 100vw);
    border-width: 8px;
  }

  .roi-ring strong {
    font-size: 1.65rem;
  }

  .roi-ring span,
  .roi-label {
    font-size: 0.76rem;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    min-width: 0;
    padding: 9px 8px;
    font-size: 0.76rem;
    border-radius: 8px;
  }

  .form-group label {
    font-size: 0.78rem;
  }

  .contact-form-wrapper {
    padding: 10px;
    border-radius: var(--radius-md);
    box-shadow: none;
  }

  .contact-form {
    gap: 8px;
    padding: 0;
  }

  .contact-form .form-row {
    gap: 8px;
  }

  .contact-form .form-group {
    gap: 0;
  }

  .contact-form .form-group label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }

  .contact-form textarea {
    height: 54px;
    min-height: 54px;
    resize: vertical;
  }

  .contact-form .btn {
    min-height: 34px;
    padding: 8px 10px;
    font-size: 0.78rem;
    border-radius: 9px;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 14px;
  }

  .services-grid,
  .corporate-grid,
  .why-grid,
  .journey-steps,
  .insights-grid,
  .projects-track {
    gap: 12px;
  }

  .project-image {
    height: 128px;
  }

  .project-badge {
    top: 10px;
    right: 10px;
    padding: 5px 9px;
    font-size: 0.68rem;
  }

  [dir="ltr"] .project-badge {
    right: auto;
    left: 10px;
  }

  .read-more,
  .project-link {
    font-size: 0.78rem;
  }

  .top-bar {
    font-size: 0.76rem;
  }

  .top-bar-info a {
    gap: 6px;
  }

  .header-actions {
    gap: 8px;
  }

  .theme-toggle,
  .mobile-menu-toggle {
    width: 40px;
    height: 40px;
  }

  .mobile-menu-toggle {
    align-items: center;
    justify-content: center;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 0.96rem;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
  }

  .stat-number,
  .stat-plus {
    font-size: 1.5rem;
  }

  .floating-actions {
    right: 14px;
    bottom: 70px;
    gap: 10px;
  }

  [dir="ltr"] .floating-actions {
    right: auto;
    left: 14px;
  }

  .floating-actions a {
    width: 46px;
    height: 46px;
  }
}

@media (max-width: 480px) {
  .projects-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .service-detail-image img {
    height: 220px;
  }

  .service-detail-content ul {
    grid-template-columns: 1fr;
  }

  .cta-content {
    padding: 26px 18px;
  }

  .cta-content h2 {
    font-size: 1.35rem;
  }
}

@media (max-width: 360px) {
  .services-grid,
  .corporate-grid,
  .why-grid,
  .journey-steps,
  .insights-grid,
  .projects-track,
  .projects-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .project-image {
    height: 190px;
  }

  .service-detail-image img {
    height: 200px;
  }
}

/* Focus visible for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Page Hero */
.page-hero {
  position: relative;
  padding: 170px 0 90px;
  text-align: center;
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--color-border);
  isolation: isolate;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(var(--color-primary-rgb), 0.12), transparent 34%),
    radial-gradient(circle at 80% 70%, rgba(var(--color-primary-rgb), 0.08), transparent 32%);
  z-index: -1;
  pointer-events: none;
}

.page-hero .container {
  max-width: 900px;
}

.page-hero .section-tag {
  margin-bottom: 18px;
}

.page-hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}

.page-hero-title .accent {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero-desc {
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 680px;
  margin: 0 auto;
}

/* Service Detail Sections */
.service-detail {
  overflow: hidden;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.service-detail-grid.reverse .service-detail-image {
  order: -1;
}

.service-detail-content {
  max-width: 560px;
}

.service-detail-icon {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(var(--color-primary-rgb), 0.12);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  font-size: 1.8rem;
  margin-bottom: 22px;
}

[data-theme="light"] .service-detail-icon {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.service-detail-content h2 {
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.35;
}

.service-detail-content p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.service-detail-content ul {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.service-detail-content li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.service-detail-content li i {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(var(--color-primary-rgb), 0.15);
  color: var(--color-primary-dark);
  font-size: 0.72rem;
}

[data-theme="light"] .service-detail-content li i {
  background: rgba(var(--color-primary-rgb), 0.22);
}

.service-detail-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.service-detail-image img {
  width: 100%;
  height: clamp(340px, 32vw, 460px);
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-detail-image:hover img {
  transform: scale(1.05);
}

/* Projects Grid (multi-page) */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

/* CTA Section */
.cta-section {
  text-align: center;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 52px 40px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 50% 0%, rgba(var(--color-primary-rgb), 0.16), transparent 48%),
    var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.cta-content h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-content p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

/* Guide Grid */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.guide-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  transition: all var(--transition-base);
}

.guide-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-primary-rgb), 0.3);
}

.guide-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(var(--color-primary-rgb), 0.12);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  font-size: 1.55rem;
  margin-bottom: 22px;
}

[data-theme="light"] .guide-icon {
  background: rgba(var(--color-primary-rgb), 0.18);
}

.guide-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.guide-card p {
  color: var(--color-text-muted);
  font-size: 0.96rem;
  line-height: 1.75;
}

.text-center {
  text-align: center;
}

/* Print styles */
@media print {
  .header,
  .top-bar,
  .scroll-down,
  .back-to-top,
  .theme-toggle,
  .mobile-menu-toggle {
    display: none;
  }

  body {
    background: white;
    color: black;
  }
}