/* ============================================================
   穿梭数智（广州）科技有限公司 - 主样式表 v2.0
   简洁商务白风格
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* 品牌色 */
  --color-primary: #2563EB;
  --color-primary-dark: #1E40AF;
  --color-primary-light: #60A5FA;
  --color-primary-bg: #EFF6FF;

  /* 中性色 */
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-footer: #0F172A;
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --text-inverse: #FFFFFF;
  --border: #E5E7EB;
  --border-light: #F1F5F9;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-blue: 0 4px 16px rgba(37, 99, 235, 0.2);

  /* 排版 */
  --font-primary: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* 布局 */
  --max-width: 1200px;
  --header-height: 68px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* 间距 */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* 过渡 */
  --transition: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-white);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  z-index: 101;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
}

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

.logo-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.logo-subtitle {
  font-size: 0.625rem;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.main-nav a {
  position: relative;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: var(--space-xs) 0;
  transition: color var(--transition);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition);
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 101;
  padding: 0;
  border-radius: var(--radius-sm);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  margin: 2.5px 0;
}

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

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

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

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--bg-white);
  z-index: 200;
  transition: right 0.4s ease;
  padding: calc(var(--header-height) + var(--space-lg)) var(--space-xl) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.08);
}

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

.mobile-menu a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.0625rem;
  font-weight: 500;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition), padding-left var(--transition);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-primary);
  padding-left: var(--space-sm);
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.4);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  background: var(--color-primary-bg);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 0.875rem 2.25rem;
  font-size: 1rem;
}

/* --- Sections --- */
.section {
  padding: var(--space-4xl) var(--space-xl);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-label::before,
.section-label::after {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.section-center .section-label::before,
.section-center .section-label::after {
  display: inline-block;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  line-height: 1.25;
}

.section-description {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.section-center .section-description {
  margin-left: auto;
  margin-right: auto;
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: calc(var(--header-height) + var(--space-4xl)) var(--space-xl) var(--space-4xl);
  background:
    radial-gradient(ellipse at 80% 20%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
    linear-gradient(180deg, #F5F8FF 0%, #FFFFFF 100%);
  overflow: hidden;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-4xl);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.375rem 0.875rem;
  background: var(--color-primary-bg);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}

.hero-title em {
  font-style: normal;
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.hero-description {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 520px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Hero 右侧简约示意图 */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-panel {
  width: 100%;
  max-width: 420px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xl);
}

.hero-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-light);
  margin-bottom: var(--space-lg);
}

.hero-panel-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.hero-panel-status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: #16A34A;
  background: #F0FDF4;
  border-radius: var(--radius-full);
  padding: 0.25rem 0.625rem;
}

.hero-panel-status::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #16A34A;
  border-radius: 50%;
}

.hero-panel-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.hero-panel-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-light);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hero-panel-row strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-panel-row-icon {
  font-size: 1.125rem;
  flex-shrink: 0;
}

.hero-panel-metric {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.hero-panel-metric-item {
  text-align: center;
  padding: var(--space-sm) var(--space-xs);
  background: var(--bg-light);
  border-radius: var(--radius-md);
}

.hero-panel-metric-item .metric-num {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.hero-panel-metric-item .metric-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about-content .section-description {
  font-size: 1.0625rem;
  line-height: 2;
}

.about-content strong {
  color: var(--color-primary);
  font-weight: 600;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.about-feature {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.about-feature:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary-light);
}

.about-feature-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.about-feature h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.about-feature p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Business Cards --- */
.business-section {
  background: var(--bg-light);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.business-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

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

.business-card-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.business-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.business-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Contact --- */
.contact-section {
  background:
    radial-gradient(ellipse at 90% 10%, rgba(37, 99, 235, 0.06) 0%, transparent 50%),
    var(--bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), border-color var(--transition);
}

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

.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.contact-item p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

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

.contact-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.contact-card-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto var(--space-lg);
}

.contact-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.contact-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

/* --- Page Hero (子页面) --- */
.page-hero {
  background: linear-gradient(180deg, #F5F8FF 0%, #FFFFFF 100%);
  padding: calc(var(--header-height) + var(--space-3xl)) var(--space-xl) var(--space-3xl);
  text-align: center;
  border-bottom: 1px solid var(--border-light);
}

.page-hero-title {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.page-hero-description {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

.breadcrumb-separator {
  color: var(--text-tertiary, #9CA3AF);
}

/* --- Timeline (about 页发展历程) --- */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-2xl);
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
  padding-right: calc(50% + var(--space-2xl));
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
  padding-left: calc(50% + var(--space-2xl));
}

.timeline-content {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  transition: box-shadow var(--transition), border-color var(--transition);
  flex: 1;
}

.timeline-content:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 24px;
  width: 14px;
  height: 14px;
  background: var(--color-primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 2px var(--color-primary);
  z-index: 1;
}

.timeline-year {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.timeline-content h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.timeline-content p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Footer --- */
.site-footer {
  background: var(--bg-footer);
  color: var(--text-secondary);
  padding: var(--space-3xl) var(--space-xl) var(--space-xl);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
}

.footer-brand .logo-title {
  color: var(--text-inverse);
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #94A3B8;
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-inverse);
  margin-bottom: var(--space-lg);
}

.footer-column a {
  display: block;
  font-size: 0.9375rem;
  color: #94A3B8;
  text-decoration: none;
  margin-bottom: var(--space-sm);
  transition: color var(--transition);
}

.footer-column a:hover {
  color: var(--text-inverse);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-2xl) auto 0;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: #64748B;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  color: #94A3B8;
}

.footer-links a:hover {
  color: var(--text-inverse);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--text-inverse);
  border: none;
  cursor: pointer;
  font-size: 1.125rem;
  box-shadow: var(--shadow-blue);
  z-index: 90;
  transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */

/* 1024px */
@media (max-width: 1024px) {
  :root {
    --header-height: 62px;
  }

  .main-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--space-3xl));
  }

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    flex-direction: row;
    padding-left: 52px;
    padding-right: 0;
  }

  .timeline-dot {
    left: 20px;
  }
}

/* 900px */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .hero-visual {
    order: -1;
  }

  .hero-panel {
    max-width: 420px;
    margin: 0 auto;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* 768px */
@media (max-width: 768px) {
  .section {
    padding: var(--space-3xl) var(--space-md);
  }

  .hero {
    padding: calc(var(--header-height) + var(--space-2xl)) var(--space-md) var(--space-3xl);
  }

  .page-hero {
    padding: calc(var(--header-height) + var(--space-2xl)) var(--space-md) var(--space-2xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .business-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .business-card {
    padding: var(--space-lg);
  }

  .business-card-icon {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

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

  .contact-item {
    flex-direction: row;
  }
}

/* 480px */
@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .footer-links {
    justify-content: center;
  }

  .mobile-menu {
    width: 100%;
  }

  .hero-panel {
    padding: var(--space-lg);
  }

  .header-inner {
    padding: 0 var(--space-md);
  }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* --- Print --- */
@media print {
  .site-header,
  .mobile-menu,
  .mobile-overlay,
  .back-to-top {
    display: none !important;
  }
}