/* ========== Design Tokens ========== */
:root {
  --color-primary: #0A2540;
  --color-primary-dark: #061a2e;
  --color-accent: #C97B3A;
  --color-accent-light: #E89A5A;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F5F7FA;
  --color-bg-dark: #0A2540;
  --color-text: #1A1A1A;
  --color-text-soft: #4A5568;
  --color-text-muted: #718096;
  --color-border: #E2E8F0;
  --color-border-dark: #2A3F5A;
  --font-display: "PingFang SC", "Source Han Sans CN", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "PingFang SC", "Source Han Sans CN", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --max-width: 1280px;
  --radius-sm: 2px;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-card: 0 4px 20px rgba(10, 37, 64, 0.08);
  --shadow-hover: 0 12px 36px rgba(10, 37, 64, 0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 72px;
}

/* ========== Reset ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(10, 37, 64, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 37, 64, 0.018) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

img, svg {
  max-width: 100%;
  display: block;
}

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

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

ul, ol {
  list-style: none;
}

/* ========== Layout ========== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.section {
  padding: 96px 0;
  position: relative;
  z-index: 1;
}

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

.section-dark {
  background: var(--color-primary);
  color: #fff;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
}

.section-dark .section-title {
  color: #fff;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--color-text-soft);
  margin-bottom: 56px;
  max-width: 720px;
  padding-left: 20px;
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

/* ========== Header / Nav ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(10, 37, 64, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--transition);
}

.site-header.scrolled {
  background: rgba(10, 37, 64, 0.95);
}

.header-inner {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  border-radius: 4px;
  position: relative;
}

.logo-mark::after {
  content: "®";
  position: absolute;
  top: -4px;
  right: -6px;
  font-size: 10px;
  color: var(--color-accent);
  background: #fff;
  border-radius: 50%;
  width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  line-height: 1;
}

.logo-divider {
  color: rgba(255, 255, 255, 0.3);
  font-weight: 300;
  font-size: 20px;
}

.logo-tag {
  font-size: 14px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.85);
}

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

.nav a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  padding: 8px 16px;
  border-radius: 4px;
  transition: all var(--transition);
  position: relative;
}

.nav a:hover,
.nav a.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.nav a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

.nav-cta {
  margin-left: 16px;
  background: var(--color-accent) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  font-weight: 500;
}

.nav-cta:hover {
  background: var(--color-accent-light) !important;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  color: #fff;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: all var(--transition);
}

/* ========== Banner ========== */
.banner {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, #0A2540 0%, #0f3358 50%, #1a4a7a 100%);
  color: #fff;
  overflow: hidden;
  padding-top: var(--header-height);
  display: flex;
  align-items: center;
}

.banner-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.4;
  animation: kenBurns 24s ease-in-out infinite alternate;
}

.banner-bg svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes kenBurns {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}

.banner-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(201, 123, 58, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(10, 37, 64, 0.8) 0%, transparent 70%),
    linear-gradient(180deg, rgba(10, 37, 64, 0.4) 0%, rgba(10, 37, 64, 0.85) 100%);
  z-index: 1;
}

.banner-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px 120px;
  width: 100%;
}

.banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(201, 123, 58, 0.15);
  border: 1px solid rgba(201, 123, 58, 0.4);
  color: var(--color-accent-light);
  font-size: 14px;
  font-weight: 500;
  border-radius: 100px;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
}

.banner-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-accent-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.banner h1 {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
  max-width: 900px;
}

.banner h1 .accent {
  color: var(--color-accent-light);
}

.banner-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 720px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.banner-meta {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.banner-meta-item {
  display: flex;
  flex-direction: column;
}

.banner-meta-item .num {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-accent-light);
  line-height: 1;
  margin-bottom: 8px;
  font-family: "Georgia", "Source Han Serif SC", serif;
}

.banner-meta-item .label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.05em;
}

.banner-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 4px;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 123, 58, 0.4);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

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

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

.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-accent);
}

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.scroll-hint-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent);
  position: relative;
  overflow: hidden;
}

.scroll-hint-line::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: rgba(255, 255, 255, 0.8);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(200%); }
}

/* ========== Page Banner (sub pages) ========== */
.page-banner {
  padding-top: calc(var(--header-height) + 80px);
  padding-bottom: 80px;
  background: linear-gradient(135deg, #0A2540 0%, #0f3358 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-banner::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: 32px 32px;
  pointer-events: none;
}

.page-banner-inner {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 24px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
}

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

.breadcrumb-sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

.page-banner h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.page-banner p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 720px;
}

/* ========== Cards / Grid ========== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.feature-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

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

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 37, 64, 0.05);
  color: var(--color-primary);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.feature-card:hover .feature-icon {
  background: var(--color-accent);
  color: #fff;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.7;
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.business-card {
  background: #fff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

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

.business-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a4a7a 100%);
  color: #fff;
  border-radius: var(--radius);
  margin-bottom: 20px;
  transition: all var(--transition);
}

.business-card:hover .business-icon {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  transform: rotate(-6deg);
}

.business-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.business-card p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}

.business-link {
  font-size: 14px;
  color: var(--color-accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.business-link:hover {
  gap: 10px;
}

.business-link::after {
  content: "→";
  font-weight: 400;
}

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

.case-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

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

.case-thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-soft);
}

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

.case-card:hover .case-thumb svg {
  transform: scale(1.08);
}

.case-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(10, 37, 64, 0.85);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
}

.case-info {
  padding: 20px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.case-info h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.case-info p {
  font-size: 13px;
  color: var(--color-text-soft);
  line-height: 1.6;
  margin-bottom: 12px;
  flex: 1;
}

.case-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
}

/* ========== FAQ ========== */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: all var(--transition);
  overflow: hidden;
}

.faq-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card);
}

.faq-item details {
  width: 100%;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 56px 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  position: relative;
  line-height: 1.5;
  background: #fff;
  transition: background var(--transition);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  background: rgba(10, 37, 64, 0.06);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 300;
  transition: all var(--transition);
}

.faq-item details[open] summary {
  background: var(--color-bg-soft);
  color: var(--color-accent);
}

.faq-item details[open] summary::after {
  content: "−";
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-50%) rotate(180deg);
}

.faq-answer {
  padding: 20px 24px 24px;
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.8;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-soft);
}

.faq-answer p + p {
  margin-top: 8px;
}

/* ========== About ========== */
.about-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 64px;
  align-items: center;
}

.about-photo {
  position: relative;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 4px solid #fff;
  box-shadow: 0 16px 48px rgba(10, 37, 64, 0.18);
  width: 280px;
  height: 280px;
}

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

.about-photo::before {
  content: "";
  position: absolute;
  inset: -16px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  z-index: -1;
  opacity: 0.5;
}

.about-photo-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-content h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.about-role {
  display: inline-block;
  font-size: 14px;
  color: var(--color-accent);
  background: rgba(201, 123, 58, 0.1);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
  font-weight: 500;
}

.about-content p {
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

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

.about-stat .num {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
  font-family: "Georgia", "Source Han Serif SC", serif;
}

.about-stat .label {
  font-size: 13px;
  color: var(--color-text-soft);
}

/* ========== Contact ========== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}

.contact-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition);
}

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

.contact-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a4a7a 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.contact-card .value {
  font-size: 18px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 4px;
  word-break: break-all;
}

.contact-card .desc {
  font-size: 13px;
  color: var(--color-text-soft);
}

.qr-block {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 12px;
}

.qr-block img {
  width: 140px;
  height: 140px;
  border: 4px solid #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-radius: var(--radius);
}

.qr-block span {
  font-size: 13px;
  color: var(--color-text-soft);
}

/* ========== Service Links ========== */
.service-section {
  background: var(--color-bg-soft);
  padding: 64px 0;
}

.service-section .section-title {
  text-align: center;
  padding-left: 0;
}

.service-section .section-title::before {
  display: none;
}

.service-section .section-subtitle {
  text-align: center;
  margin: 0 auto 40px;
  padding-left: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.service-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text);
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-accent);
  transform: scaleY(0);
  transition: transform var(--transition);
}

.service-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  padding-left: 22px;
}

.service-link:hover::before {
  transform: scaleY(1);
}

.service-link .arrow {
  font-size: 12px;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.service-link:hover .arrow {
  color: var(--color-accent);
  transform: translateX(3px);
}

/* ========== Footer ========== */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px 0 24px;
  font-size: 13px;
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 24px;
}

.footer-logo {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo .logo-mark {
  width: 32px;
  height: 32px;
  font-size: 16px;
}

.footer-contact {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.7);
}

.footer-contact span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.footer-copyright {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
}

.footer-copyright a {
  color: rgba(255, 255, 255, 0.8);
  border-bottom: 1px dotted rgba(255, 255, 255, 0.3);
}

.footer-copyright a:hover {
  color: var(--color-accent-light);
  border-bottom-color: var(--color-accent-light);
}

/* ========== Utility / Animation ========== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.text-center { text-align: center; }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .feature-grid,
  .business-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .banner h1 {
    font-size: 48px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    width: 100%;
    padding: 12px 16px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
  }

  .menu-toggle {
    display: flex;
  }

  .header-inner {
    gap: 16px;
  }

  .logo {
    font-size: 15px;
    gap: 8px;
  }

  .logo-divider {
    font-size: 16px;
  }

  .logo-tag {
    font-size: 12px;
  }

  .banner {
    min-height: 90vh;
  }

  .banner h1 {
    font-size: 32px;
  }

  .banner-subtitle {
    font-size: 16px;
  }

  .banner-meta {
    gap: 24px;
  }

  .banner-meta-item .num {
    font-size: 28px;
  }

  .banner-meta-item .label {
    font-size: 12px;
  }

  .section {
    padding: 64px 0;
  }

  .section-title {
    font-size: 26px;
  }

  .section-subtitle {
    font-size: 14px;
    margin-bottom: 40px;
  }

  .feature-grid,
  .business-grid,
  .case-grid,
  .contact-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-banner h1 {
    font-size: 32px;
  }

  .page-banner p {
    font-size: 15px;
  }

  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-row,
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .banner-actions {
    flex-direction: column;
    width: 100%;
  }

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

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