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

:root {
  --primary: #E93B3B;
  --primary-dark: #C62A2A;
  --primary-deeper: #A81E1E;
  --primary-light: #FFF0F0;
  --primary-glow: rgba(233,59,59,0.15);
  --accent: #FF6B35;
  --accent-gradient: linear-gradient(135deg, #E93B3B, #FF6B35);
  --dark: #0F0F1A;
  --gray-900: #1A1A2E;
  --gray-800: #2D2D42;
  --gray-700: #555;
  --gray-500: #8A8A9A;
  --gray-300: #DDE0E7;
  --gray-200: #EDEFF3;
  --gray-100: #F5F6FA;
  --gray-50: #FAFBFC;
  --white: #FFFFFF;
  --bg-warm: #FEF9F7;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.08);
  --shadow-hover: 0 20px 60px rgba(0,0,0,0.12);
  --shadow-red: 0 8px 32px rgba(233,59,59,0.25);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --max-width: 1200px;
  --nav-height: 72px;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--gray-900);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: 120px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
  position: relative;
}

.section-tag {
  display: inline-block;
  padding: 6px 18px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 20px;
  font-size: 0.813rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-700);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ========== Scroll Animations ========== */
.animate-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.animate-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-in-left.visible { opacity: 1; transform: translateX(0); }

.animate-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-in-right.visible { opacity: 1; transform: translateX(0); }

.animate-in-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-in-scale.visible { opacity: 1; transform: scale(1); }

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

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 34px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

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

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  opacity: 0;
  transition: opacity 0.35s ease;
  border-radius: inherit;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(233,59,59,0.35);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary span, .btn-primary svg {
  position: relative;
  z-index: 1;
}

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-red);
}

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

.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

/* ========== Navbar ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  border-bottom-color: rgba(0,0,0,0.06);
  box-shadow: 0 1px 20px rgba(0,0,0,0.04);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--dark);
}

.navbar .logo {
  display: flex;
  align-items: center;
  line-height: 1;
}

.site-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-brand .site-logo {
  height: 56px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--accent-gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.125rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(233,59,59,0.3);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  font-size: 0.938rem;
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2.5px;
  background: var(--accent-gradient);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

.nav-cta {
  padding: 10px 24px;
  font-size: 0.875rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.mobile-toggle span {
  width: 26px;
  height: 2.5px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========== Hero ========== */
.hero {
  padding-top: var(--nav-height);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 0% 20%, rgba(233,59,59,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 100% 80%, rgba(255,107,53,0.04) 0%, transparent 60%),
    var(--gray-50);
}

/* Decorative blobs */
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,59,59,0.06) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.04) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 8px;
  background: var(--primary-light);
  border: 1px solid rgba(233,59,59,0.15);
  border-radius: 20px;
  font-size: 0.813rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-content h1 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 40px;
  max-width: 500px;
  line-height: 1.8;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 52px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-200);
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -24px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: var(--gray-300);
}

.stat-item h3 {
  font-size: 2.25rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-item p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin: 0;
  -webkit-text-fill-color: var(--gray-500);
}

/* Hero visual - floating cards */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-visual::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,59,59,0.08) 0%, transparent 70%);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.hero-card-main {
  width: 100%;
  max-width: 440px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-xl);
  padding: 40px;
  border: 1px solid rgba(255,255,255,0.8);
  box-shadow: 0 20px 60px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.02);
  position: relative;
  z-index: 1;
}

.hero-card-icon {
  width: 64px;
  height: 64px;
  background: var(--primary-light);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 24px;
  position: relative;
}

.hero-card-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--primary), transparent 60%);
  opacity: 0.1;
  z-index: -1;
}

.hero-card-main h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.hero-card-main > p {
  color: var(--gray-700);
  font-size: 0.938rem;
  margin-bottom: 0;
}

.card-features {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.938rem;
  color: var(--gray-800);
  padding: 8px 12px;
  background: var(--gray-50);
  border-radius: 10px;
  transition: var(--transition);
}

.card-features li:hover {
  background: var(--primary-light);
  transform: translateX(4px);
}

.card-features li .check-icon {
  width: 22px;
  height: 22px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.688rem;
  flex-shrink: 0;
}

/* ========== Services Section ========== */
.services-section {
  background: var(--white);
  position: relative;
}

.services-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
}

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

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

.service-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
  background: var(--accent-gradient);
  box-shadow: var(--shadow-red);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark);
}

.service-card p {
  font-size: 0.938rem;
  color: var(--gray-700);
  line-height: 1.7;
}

/* ========== About Preview ========== */
.about-preview {
  background: var(--gray-50);
  position: relative;
  overflow: hidden;
}

.about-preview::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,59,59,0.03) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.about-text .section-tag {
  margin-left: 0;
}

.about-text h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.about-text h2 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-text p {
  color: var(--gray-700);
  margin-bottom: 24px;
  line-height: 1.8;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.938rem;
  color: var(--gray-800);
}

.feature-list li .check-ring {
  width: 26px;
  height: 26px;
  min-width: 26px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 1px;
  box-shadow: 0 4px 12px rgba(233,59,59,0.2);
}

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

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: transparent;
}

.stat-card .num {
  font-size: 2rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

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

/* ========== Cases ========== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.case-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  cursor: pointer;
}

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

.case-card.filtered-out {
  opacity: 0;
  transform: scale(0.92);
  pointer-events: none;
}

.case-card.hidden {
  display: none;
}

.case-img {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-light), var(--gray-200));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

.case-img.has-img {
  color: transparent;
  background: none;
}

.case-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.02));
  pointer-events: none;
}

.case-qr {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  padding: 20px;
  z-index: 2;
}

.case-card:hover .case-qr {
  opacity: 1;
}

.case-qr img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 10px;
  border-radius: 8px;
}

.case-qr span {
  font-size: 0.813rem;
  font-weight: 500;
  color: var(--gray-700);
}

.case-body {
  padding: 24px 28px 28px;
}

.case-body .tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 20px;
  font-size: 0.813rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.case-body h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.case-body p {
  font-size: 0.875rem;
  color: var(--gray-700);
  line-height: 1.7;
}

.cases-more {
  text-align: center;
  margin-top: 48px;
}

/* ========== CTA Banner ========== */
.cta-banner {
  position: relative;
  overflow: hidden;
}

.cta-banner .cta-inner {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--accent) 100%);
  border-radius: var(--radius-xl);
  padding: 80px 60px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.cta-banner .cta-inner::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.cta-banner .cta-inner::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  bottom: -150px;
  left: -80px;
}

.cta-banner h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 480px;
  margin: 0 auto 32px;
  position: relative;
  z-index: 1;
}

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

/* ========== Footer ========== */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-brand .logo-mark {
  width: 34px;
  height: 34px;
  font-size: 1rem;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  line-height: 1.8;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.938rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: rgba(255,255,255,0.9);
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 12px;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--white);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.813rem;
  color: rgba(255,255,255,0.3);
}

/* ========== Page Header ========== */
.page-header {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 60px;
  text-align: center;
  position: relative;
  background: var(--gray-50);
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233,59,59,0.04) 0%, transparent 70%);
  top: -150px;
  left: -100px;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  position: relative;
}

.page-header p {
  font-size: 1.125rem;
  color: var(--gray-700);
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

/* ========== About Page ========== */
.about-intro {
  padding: 80px 0;
  position: relative;
}

.about-intro .container {
  max-width: 800px;
  text-align: center;
}

.about-intro h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.about-intro p {
  color: var(--gray-700);
  font-size: 1.063rem;
  line-height: 2;
  margin-bottom: 20px;
}

.timeline-section {
  background: var(--gray-50);
  padding: 100px 0;
  position: relative;
}

.timeline {
  max-width: 740px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

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

.timeline-item {
  position: relative;
  padding: 0 0 48px 40px;
}

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

.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 4px;
  width: 16px;
  height: 16px;
  background: var(--white);
  border: 3px solid var(--primary);
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(233,59,59,0.1);
}

.timeline-item:nth-child(2)::before { border-color: var(--accent); }
.timeline-item:nth-child(3)::before { border-color: var(--primary); }
.timeline-item:nth-child(4)::before { border-color: var(--accent); }
.timeline-item:nth-child(5)::before { border-color: var(--primary); }

.timeline-year {
  display: inline-block;
  padding: 3px 14px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 16px;
  font-size: 0.813rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-text h4 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--dark);
}

.timeline-text p {
  color: var(--gray-700);
  font-size: 0.938rem;
  line-height: 1.7;
}

.team-section {
  padding: 100px 0;
}

/* ========== Services Page ========== */
.services-detail {
  padding: 80px 0;
}

.service-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail-card:first-child { padding-top: 0; }
.service-detail-card:last-child { border-bottom: none; }

.detail-icon {
  width: 60px;
  height: 60px;
  background: var(--accent-gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  box-shadow: var(--shadow-red);
}

.detail-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark);
}

.detail-text p {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 20px;
}

.detail-text ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.detail-text ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.938rem;
  color: var(--gray-800);
}

.detail-text ul li::before {
  content: "✦";
  color: var(--primary);
  font-weight: 700;
}

.detail-visual {
  background: linear-gradient(135deg, var(--gray-50), var(--primary-light));
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 3.5rem;
  min-height: 300px;
  border: 1px solid var(--gray-200);
}

.detail-visual span {
  font-size: 1rem;
  color: var(--primary);
  margin-top: 16px;
  font-weight: 600;
}

/* ========== Cases Page ========== */
.cases-page {
  padding: 80px 0;
}

.cases-filter {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 24px;
  border: 1px solid var(--gray-200);
  background: var(--white);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  color: var(--gray-700);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: var(--shadow-red);
  transform: translateY(-2px);
}

.cases-page-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

/* ========== Contact Page ========== */
.contact-page {
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--gray-700);
  margin-bottom: 40px;
  line-height: 1.8;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-method {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.method-icon-wrap {
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: var(--transition);
}

.contact-method:hover .method-icon-wrap {
  background: var(--accent-gradient);
  box-shadow: var(--shadow-red);
  transform: scale(1.05);
}

.method-text h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--dark);
}

.method-text p {
  font-size: 0.875rem;
  color: var(--gray-700);
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  background: var(--gray-100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.813rem;
  color: var(--gray-500);
  margin-top: 8px;
  border: 1px dashed var(--gray-300);
}

.qr-img {
  width: 140px;
  height: 140px;
  object-fit: contain;
  border-radius: 12px;
  margin-top: 8px;
  border: 1px solid var(--gray-200);
  padding: 6px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.form-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 44px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow);
}

.form-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--dark);
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--gray-900);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--gray-200);
  border-radius: 10px;
  font-size: 0.938rem;
  transition: var(--transition);
  background: var(--gray-50);
  font-family: inherit;
  color: var(--gray-900);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(233,59,59,0.06);
}

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

.form-group .btn {
  width: 100%;
  justify-content: center;
}

/* ========== Section Divider ========== */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
  border: none;
  margin: 0;
}

/* ========== Service Process Section ========== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 20px;
}

.process-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

.process-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.process-num {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 12px;
}

.process-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
}

.process-card p {
  font-size: 0.875rem;
  color: var(--gray-700);
  line-height: 1.7;
}

/* ========== Mobile ========== */
@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content h1 { font-size: 2.5rem; }
  .hero-content p { margin: 0 auto 36px; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; gap: 32px; }
  .stat-item:not(:last-child)::after { right: -16px; height: 30px; }
  .hero-visual { display: none; }
  .hero-badge { justify-content: center; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-content { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .about-text p { text-align: left; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .service-detail-card { grid-template-columns: 1fr; gap: 32px; }

  .page-header h1 { font-size: 2.25rem; }
  .section-title { font-size: 2rem; }

  .cta-banner .cta-inner { padding: 60px 32px; }
  .cta-banner h2 { font-size: 1.75rem; }
}

@media (max-width: 768px) {
  .mobile-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px 28px;
    gap: 20px;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .hero { min-height: auto; padding-bottom: 60px; }
  .hero-content h1 { font-size: 2rem; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .stat-item:not(:last-child)::after { display: none; }
  .stat-item { width: calc(50% - 12px); text-align: center; }

  .services-grid { grid-template-columns: 1fr; gap: 16px; }
  .cases-grid, .cases-page-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; gap: 16px; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .section { padding: 80px 0; }
  .section-title { font-size: 1.625rem; }
  .section-subtitle { font-size: 1rem; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-card { padding: 28px; }
  .page-header h1 { font-size: 1.875rem; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 16px; }
  .stat-card .num { font-size: 1.5rem; }

  .timeline { padding-left: 24px; }
  .timeline-item { padding-left: 24px; }
  .timeline-item::before { left: -25px; width: 12px; height: 12px; }
  .timeline::before { left: 7px; }
  .service-detail-card:nth-child(even) .detail-visual { order: 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .stats-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-content h1 { font-size: 1.75rem; }
  .section { padding: 60px 0; }
  .hero-stats { gap: 16px; }
  .stat-item { width: 100%; }
}