/* =====================================================
   涵蓄网络科技工作室 — 主样式表
   Design System: 科技蓝主色调 + 毛玻璃 + 卡片悬浮
   ===================================================== */

/* --- CSS Custom Properties --- */
:root {
  --primary: #2563EB;
  --primary-light: #60A5FA;
  --primary-dark: #1D4ED8;
  --primary-rgb: 37, 99, 235;
  --secondary: #7C3AED;
  --secondary-light: #A78BFA;
  --accent: #06B6D4;
  --accent-light: #67E8F9;
  --background: #F0F4F8;
  --surface: #FFFFFF;
  --surface-soft: #F8FAFC;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-light: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --footer-bg: #0F172A;
  --footer-text: #CBD5E1;
  --shadow: rgba(37, 99, 235, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-blue: 0 8px 30px rgba(37, 99, 235, 0.15);
  --shadow-card-hover: 0 20px 40px rgba(37, 99, 235, 0.12), 0 8px 16px rgba(0,0,0,0.06);
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-accent: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  --gradient-card-border: linear-gradient(135deg, var(--primary-light), var(--accent), var(--secondary-light));
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --container-max: 1200px;
  --container-wide: 1400px;
  --nav-height: 72px;
  --section-padding: 100px;
}

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

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

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text-primary);
  background-color: var(--background);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

ul, ol {
  list-style: none;
}

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

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

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); }
p { margin-bottom: 1rem; }

::selection {
  background-color: var(--primary);
  color: #fff;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 24px;
}

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

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

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

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(124,58,237,0.08));
  border: 1px solid rgba(37,99,235,0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 16px;
}

.section-badge svg {
  width: 16px;
  height: 16px;
}

.section-title {
  margin-bottom: 16px;
  position: relative;
}

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

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.8;
}

/* --- Industry Tag (商务服务—其他) --- */
.industry-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.industry-tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.industry-tag svg {
  width: 18px;
  height: 18px;
}

.industry-tag-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.industry-tag-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(37, 99, 235, 0.06);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.nav-brand svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav-brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-brand-sub {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 16px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(37, 99, 235, 0.06);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.nav-cta {
  margin-left: 12px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  cursor: pointer;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
  color: #fff;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 2px solid var(--border);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
  color: #fff;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4);
  color: #fff;
}

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

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + 40px) 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  color: #fff;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #fff;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-illustration {
  width: 100%;
  max-width: 460px;
  height: auto;
}

/* Hero grid background pattern */
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.03;
  background-image:
    linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* Floating particles */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(96, 165, 250, 0.4);
  border-radius: 50%;
  animation: particleFloat 15s linear infinite;
}

/* --- Cards --- */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

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

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

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(124,58,237,0.08));
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.card-icon svg {
  width: 28px !important;
  height: 28px !important;
  stroke: var(--primary);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.card:hover .card-icon {
  background: var(--gradient-primary);
}

.card:hover .card-icon svg {
  stroke: #fff;
}

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

.card-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.card-link svg {
  width: 16px !important;
  height: 16px !important;
  transition: transform var(--transition-fast);
}

.card-link:hover svg {
  transform: translateX(4px);
}

/* Gradient border card */
.card-gradient {
  background: var(--surface);
  border: none;
  position: relative;
  z-index: 1;
}

.card-gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: var(--gradient-card-border);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.card-gradient:hover::after {
  opacity: 1;
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

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

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

/* --- Service Cards (larger) --- */
.service-card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid var(--border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  transform-origin: left;
}

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

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

.service-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(124,58,237,0.1));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

.service-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card-desc {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-card-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.service-card-list li {
  padding: 4px 12px;
  background: rgba(37,99,235,0.05);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- Problem-Solution Section --- */
.problem-solution {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: start;
}

.problem-list,
.solution-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.problem-item,
.solution-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.problem-item {
  background: rgba(239, 68, 68, 0.04);
  border: 1px solid rgba(239, 68, 68, 0.1);
}

.problem-item:hover {
  background: rgba(239, 68, 68, 0.08);
}

.solution-item {
  background: rgba(37, 99, 235, 0.04);
  border: 1px solid rgba(37, 99, 235, 0.1);
}

.solution-item:hover {
  background: rgba(37, 99, 235, 0.08);
}

.problem-icon,
.solution-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.problem-icon {
  background: rgba(239, 68, 68, 0.1);
  color: #EF4444;
}

.problem-icon svg,
.solution-icon svg {
  width: 20px !important;
  height: 20px !important;
  flex-shrink: 0;
}

.solution-icon {
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
}

.ps-arrow {
  display: flex;
  align-items: center;
  padding-top: 100px;
  color: var(--text-light);
}

.ps-arrow svg {
  width: 36px !important;
  height: 36px !important;
  stroke: var(--primary-light);
  flex-shrink: 0;
}

/* --- Process / Timeline --- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, var(--primary), var(--accent), var(--secondary));
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  margin: 0 auto 20px;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
  position: relative;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Statistics Banner --- */
.stats-banner {
  background: var(--gradient-hero);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  color: #fff;
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
}

/* --- Client Types --- */
.client-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

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

.client-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-blue);
  transform: translateY(-3px);
}

.client-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(6,182,212,0.08));
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.client-icon svg {
  width: 24px !important;
  height: 24px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.client-name {
  font-weight: 600;
  font-size: 1rem;
}

.client-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* --- Case Cards --- */
.case-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

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

.case-card-visual {
  height: 180px;
  background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(124,58,237,0.06));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.case-card-visual svg {
  width: 48px !important;
  height: 48px !important;
  stroke: var(--primary-light);
  opacity: 0.6;
  flex-shrink: 0;
}

.case-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}

.case-card-body {
  padding: 24px;
}

.case-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.case-card-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.case-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.case-tag {
  padding: 3px 10px;
  background: rgba(37,99,235,0.06);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
}

.case-card-note {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
  font-size: 0.8rem;
  color: var(--text-light);
  font-style: italic;
}

/* --- News Cards --- */
.news-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

.news-card-visual {
  height: 160px;
  background: linear-gradient(135deg, rgba(37,99,235,0.04), rgba(6,182,212,0.06));
  display: flex;
  align-items: center;
  justify-content: center;
}

.news-card-visual svg {
  width: 40px !important;
  height: 40px !important;
  stroke: var(--primary-light);
  opacity: 0.5;
  flex-shrink: 0;
}

.news-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card-date {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.news-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.news-card-title a {
  color: var(--text-primary);
}

.news-card-title a:hover {
  color: var(--primary);
}

.news-card-excerpt {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  flex: 1;
}

.news-card-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

/* --- FAQ Accordion --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.active {
  border-color: var(--primary-light);
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  cursor: pointer;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  gap: 16px;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question svg {
  width: 20px !important;
  height: 20px !important;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  stroke: var(--text-secondary);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
  stroke: var(--primary);
}

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

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* --- Contact Form --- */
.contact-form {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 48px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-label .required {
  color: #EF4444;
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: var(--surface-soft);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  background: var(--surface);
}

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

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--primary);
  cursor: pointer;
}

.privacy-text {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 12px;
  line-height: 1.6;
}

/* --- CTA Section --- */
.cta-section {
  background: var(--gradient-hero);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
  border-radius: 50%;
}

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

.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: #fff;
  margin-bottom: 16px;
}

.cta-text {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Footer --- */
.footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 80px 0 0;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand svg {
  width: 32px !important;
  height: 32px !important;
  flex-shrink: 0;
}

.footer-brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}

.footer-about {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.55);
  margin-bottom: 20px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--primary-light);
}

.footer-link svg {
  width: 14px !important;
  height: 14px !important;
  opacity: 0;
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}

.footer-link:hover svg {
  opacity: 1;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}

.footer-contact-item svg {
  width: 18px !important;
  height: 18px !important;
  stroke: var(--primary-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.55);
}

.footer-contact-item a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

.footer-icp {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

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

.footer-icp a:hover {
  color: var(--primary-light);
}

/* --- Page Header (inner pages) --- */
.page-header {
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + 60px) 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 50px 50px;
}

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

.page-header-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: #fff;
  margin-bottom: 12px;
}

.page-header-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

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

.breadcrumb span {
  color: rgba(255,255,255,0.3);
}

.breadcrumb-current {
  color: rgba(255,255,255,0.8);
}

/* --- Advantage / Feature cards --- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  text-align: center;
  padding: 40px 28px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

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

.advantage-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(124,58,237,0.06));
  border-radius: 50%;
  margin: 0 auto 20px;
  transition: all var(--transition-base);
}

.advantage-icon svg {
  width: 32px !important;
  height: 32px !important;
  stroke: var(--primary);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.advantage-card:hover .advantage-icon {
  background: var(--gradient-primary);
}

.advantage-card:hover .advantage-icon svg {
  stroke: #fff;
}

.advantage-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.advantage-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Solution Cards --- */
.solution-card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

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

.solution-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.solution-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.solution-card-icon svg {
  width: 28px !important;
  height: 28px !important;
  stroke: #fff;
  flex-shrink: 0;
}

.solution-card-title {
  font-size: 1.3rem;
  font-weight: 700;
}

.solution-card-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.solution-section-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 24px 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.solution-section-title svg {
  width: 18px !important;
  height: 18px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.solution-list-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.solution-list-items li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.solution-list-items li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  margin-top: 9px;
}

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

.about-text h3 {
  margin-bottom: 16px;
  font-size: 1.35rem;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.8;
}

.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: linear-gradient(135deg, rgba(37,99,235,0.04), rgba(124,58,237,0.04));
  border-radius: var(--radius-xl);
  min-height: 360px;
}

.about-visual svg, .about-illustration svg {
  width: 100%;
  max-width: 400px;
  height: auto;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(6,182,212,0.08));
  border-radius: 50%;
  margin: 0 auto 16px;
  flex-shrink: 0;
}

.value-icon svg {
  width: 28px !important;
  height: 28px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.value-title {
  font-weight: 700;
  margin-bottom: 8px;
}

.value-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Service Detail (services page) --- */
.service-detail {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 48px;
  border: 1px solid var(--border);
  margin-bottom: 40px;
}

.service-detail:last-child {
  margin-bottom: 0;
}

.service-detail-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.service-detail-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.service-detail-icon svg {
  width: 32px !important;
  height: 32px !important;
  stroke: #fff;
  flex-shrink: 0;
}

.service-detail-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.service-detail-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.service-section {
  margin-bottom: 32px;
}

.service-section:last-child {
  margin-bottom: 0;
}

.service-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark);
}

.service-section-title svg {
  width: 20px !important;
  height: 20px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.service-content-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.service-content-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  background: var(--surface-soft);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.service-content-item svg {
  width: 18px !important;
  height: 18px !important;
  stroke: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-boundary {
  padding: 20px;
  background: rgba(239, 68, 68, 0.03);
  border: 1px solid rgba(239, 68, 68, 0.1);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.service-boundary-title {
  color: #EF4444;
  font-weight: 600;
  margin-bottom: 8px;
}

/* --- News Detail --- */
.article-container {
  max-width: 800px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: 40px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-meta-item svg {
  width: 16px !important;
  height: 16px !important;
  stroke: var(--text-light);
  flex-shrink: 0;
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text-primary);
}

.article-content h2 {
  font-size: 1.5rem;
  margin: 40px 0 16px;
}

.article-content h3 {
  font-size: 1.2rem;
  margin: 32px 0 12px;
}

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

.article-content ul,
.article-content ol {
  margin: 16px 0;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 8px;
  color: var(--text-secondary);
  list-style: disc;
}

.article-content ol li {
  list-style: decimal;
}

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.article-nav-item {
  padding: 16px 20px;
  background: var(--surface-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: all var(--transition-fast);
  flex: 1;
}

.article-nav-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.article-nav-label {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 4px;
}

.article-nav-title {
  font-weight: 600;
  font-size: 0.95rem;
}

/* --- Contact Info --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

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

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-light);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(6,182,212,0.08));
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 22px !important;
  height: 22px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 4px;
}

.contact-info-value {
  font-weight: 600;
  font-size: 0.95rem;
}

.contact-info-value a {
  color: var(--text-primary);
}

.contact-info-value a:hover {
  color: var(--primary);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

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

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
}

.back-to-top svg {
  width: 22px !important;
  height: 22px !important;
  flex-shrink: 0;
}

/* --- Animations --- */
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(3deg); }
}

@keyframes particleFloat {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) scale(1); opacity: 0; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Scroll animation classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.animate-on-scroll.animate-delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.animate-delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.animate-delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.animate-delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.animate-delay-5 { transition-delay: 0.5s; }

/* --- Utilities --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-white { color: #fff; }
.text-secondary-color { color: var(--text-secondary); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }

.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.mt-60 { margin-top: 60px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-40 { margin-bottom: 40px; }

.hidden { display: none; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Mobile Overlay --- */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  backdrop-filter: blur(4px);
}

.nav-overlay.active {
  display: block;
}

/* --- Tabs for services page --- */
.service-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.service-tab {
  padding: 10px 24px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.service-tab:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}

.service-tab.active {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

/* --- Info box / callout --- */
.info-box {
  padding: 24px;
  background: rgba(37, 99, 235, 0.04);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: var(--radius-md);
  margin: 24px 0;
}

.info-box-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-box-title svg {
  width: 20px !important;
  height: 20px !important;
  stroke: var(--primary);
  flex-shrink: 0;
}

.info-box-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* --- Tag list for cases page --- */
.tag-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.tag-filter-btn {
  padding: 8px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag-filter-btn:hover {
  border-color: var(--primary-light);
  color: var(--primary);
}

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

/* --- Entity Info (Company legal info) --- */
.entity-info {
  background: var(--surface-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  margin-top: 40px;
}

.entity-info-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.entity-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.entity-info-item {
  display: flex;
  gap: 8px;
  font-size: 0.9rem;
}

.entity-info-label {
  color: var(--text-light);
  white-space: nowrap;
  min-width: 80px;
}

.entity-info-value {
  color: var(--text-secondary);
}

/* =====================================================
   GLOBAL SVG ICON PROTECTION & UTILITY CLASSES
   Fixes unconstrained giant icons and layout grids
   ===================================================== */

/* Global SVG protection */
svg {
  max-width: 100%;
}

/* Fallback for inline SVGs without explicit width/height attributes or classes */
svg:not([width]):not([height]):not(.hero-illustration) {
  width: 1.5rem;
  height: 1.5rem;
}

/* Named Icon Component Classes */
.service-icon, svg.service-icon {
  width: 28px !important;
  height: 28px !important;
  flex-shrink: 0;
}
.solution-icon, svg.solution-icon {
  width: 28px !important;
  height: 28px !important;
  flex-shrink: 0;
}
.faq-icon, svg.faq-icon {
  width: 20px !important;
  height: 20px !important;
  flex-shrink: 0;
}

/* Utility Icon Width & Height */
.w-3, svg.w-3 { width: 0.75rem !important; height: 0.75rem !important; min-width: 0.75rem; }
.h-3 { height: 0.75rem !important; }
.w-4, svg.w-4 { width: 1rem !important; height: 1rem !important; min-width: 1rem; }
.h-4 { height: 1rem !important; }
.w-5, svg.w-5 { width: 1.25rem !important; height: 1.25rem !important; min-width: 1.25rem; }
.h-5 { height: 1.25rem !important; }
.w-6, svg.w-6 { width: 1.5rem !important; height: 1.5rem !important; min-width: 1.5rem; }
.h-6 { height: 1.5rem !important; }
.w-8, svg.w-8 { width: 2rem !important; height: 2rem !important; min-width: 2rem; }
.h-8 { height: 2rem !important; }
.w-10, svg.w-10 { width: 2.5rem !important; height: 2.5rem !important; min-width: 2.5rem; }
.h-10 { height: 2.5rem !important; }
.w-12, svg.w-12 { width: 3rem !important; height: 3rem !important; min-width: 3rem; }
.h-12 { height: 3rem !important; }
.w-16, svg.w-16 { width: 4rem !important; height: 4rem !important; min-width: 4rem; }
.h-16 { height: 4rem !important; }
.w-full { width: 100% !important; }
.h-full { height: 100% !important; }
.h-48 { height: 12rem !important; }
.h-0\.5 { height: 0.125rem !important; }

/* Hero Image Sizing */
.hero-image, .hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.hero-image svg, .hero-illustration {
  width: 100%;
  max-width: 460px;
  height: auto;
}

/* Grid & Layout Utilities */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)) !important; }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)) !important; }
  .md\:flex-row { flex-direction: row !important; }
  .md\:block { display: block !important; }
  .md\:hidden { display: none !important; }
  .md\:inline-flex { display: inline-flex !important; }
  .md\:mb-0 { margin-bottom: 0 !important; }
}

/* Flex Utilities */
.flex-1 { flex: 1 1 0% !important; }
.flex-col { flex-direction: column !important; }
.items-start { align-items: flex-start !important; }
.items-center { align-items: center !important; }
.items-end { align-items: flex-end !important; }
.items-stretch { align-items: stretch !important; }
.justify-between { justify-content: space-between !important; }
.justify-center { justify-content: center !important; }

/* Spacing Utilities */
.p-4 { padding: 1rem !important; }
.p-5 { padding: 1.25rem !important; }
.p-6 { padding: 1.5rem !important; }
.p-8 { padding: 2rem !important; }
.px-4 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-8 { padding-left: 2rem !important; padding-right: 2rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-3 { padding-top: 0.75rem !important; padding-bottom: 0.75rem !important; }
.py-4 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-12 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.py-16 { padding-top: 4rem !important; padding-bottom: 4rem !important; }

.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-4 { margin-bottom: 1rem !important; }
.mb-6 { margin-bottom: 1.5rem !important; }
.mb-8 { margin-bottom: 2rem !important; }
.mb-12 { margin-bottom: 3rem !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-8 { margin-top: 2rem !important; }
.ml-6 { margin-left: 1.5rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 0.75rem !important; }
.gap-4 { gap: 1rem !important; }
.gap-6 { gap: 1.5rem !important; }
.gap-8 { gap: 2rem !important; }

.space-y-2 > * + * { margin-top: 0.5rem !important; }
.space-y-4 > * + * { margin-top: 1rem !important; }
.space-y-8 > * + * { margin-top: 2rem !important; }

/* Backgrounds & Colors */
.bg-blue-50 { background-color: #EFF6FF !important; }
.bg-blue-100 { background-color: #DBEAFE !important; }
.bg-blue-200 { background-color: #BFDBFE !important; }
.bg-blue-600 { background-color: #2563EB !important; }
.bg-purple-50 { background-color: #F5F3FF !important; }
.bg-teal-50 { background-color: #F0FDFA !important; }
.bg-indigo-50 { background-color: #EEF2FF !important; }
.bg-green-50 { background-color: #F0FDF4 !important; }
.bg-orange-50 { background-color: #FFF7ED !important; }
.bg-red-50 { background-color: #FEF2F2 !important; }
.bg-gray-50 { background-color: #F9FAFB !important; }
.bg-gray-200 { background-color: #E5E7EB !important; }
.bg-white { background-color: #FFFFFF !important; }

.text-blue-100 { color: #DBEAFE !important; }
.text-blue-600 { color: #2563EB !important; }
.text-purple-600 { color: #7C3AED !important; }
.text-indigo-600 { color: #4F46E5 !important; }
.text-teal-600 { color: #0D9488 !important; }
.text-green-600 { color: #16A34A !important; }
.text-orange-600 { color: #EA580C !important; }
.text-red-500 { color: #EF4444 !important; }
.text-gray-500 { color: #6B7280 !important; }
.text-gray-600 { color: #4B5563 !important; }
.text-gray-700 { color: #374151 !important; }
.text-gray-800 { color: #1F2937 !important; }
.text-white { color: #FFFFFF !important; }

/* Typography & Borders */
.text-xs { font-size: 0.75rem !important; line-height: 1rem !important; }
.text-sm { font-size: 0.875rem !important; line-height: 1.25rem !important; }
.text-lg { font-size: 1.125rem !important; line-height: 1.75rem !important; }
.text-xl { font-size: 1.25rem !important; line-height: 1.75rem !important; }
.text-2xl { font-size: 1.5rem !important; line-height: 2rem !important; }
.text-3xl { font-size: 1.875rem !important; line-height: 2.25rem !important; }
.text-4xl { font-size: 2.25rem !important; line-height: 2.5rem !important; }
.font-medium { font-weight: 500 !important; }
.font-bold { font-weight: 700 !important; }
.leading-relaxed { line-height: 1.625 !important; }

.rounded-lg { border-radius: 0.5rem !important; }
.rounded-xl { border-radius: 0.75rem !important; }
.rounded-full { border-radius: 9999px !important; }
.border { border-width: 1px !important; border-style: solid !important; }
.border-4 { border-width: 4px !important; border-style: solid !important; }
.border-gray-100 { border-color: #F3F4F6 !important; }
.border-blue-100 { border-color: #DBEAFE !important; }
.border-blue-500 { border-color: #3B82F6 !important; }
.border-red-100 { border-color: #FEE2E2 !important; }
.border-white { border-color: #FFFFFF !important; }

.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05) !important; }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important; }

.block { display: block !important; }
.inline-block { display: inline-block !important; }
.inline-flex { display: inline-flex !important; }
.relative { position: relative !important; }
.absolute { position: absolute !important; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-1\/2 { top: 50% !important; }
.-translate-y-1\/2 { transform: translateY(-50%) !important; }
.overflow-hidden { overflow: hidden !important; }
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Hover Group Interactions */
.group:hover .group-hover\:bg-blue-600 { background-color: #2563EB !important; color: #FFFFFF !important; }
.group:hover .group-hover\:bg-purple-600 { background-color: #7C3AED !important; color: #FFFFFF !important; }
.group:hover .group-hover\:bg-teal-600 { background-color: #0D9488 !important; color: #FFFFFF !important; }
.group:hover .group-hover\:bg-green-600 { background-color: #16A34A !important; color: #FFFFFF !important; }
.group:hover .group-hover\:bg-orange-600 { background-color: #EA580C !important; color: #FFFFFF !important; }
.group:hover .group-hover\:bg-indigo-600 { background-color: #4F46E5 !important; color: #FFFFFF !important; }
.group:hover .group-hover\:text-white { color: #FFFFFF !important; }
.group:hover .group-hover\:text-blue-600 { color: #2563EB !important; }