/* ===== 佰易科技官网 · 暖橘奶油风 ===== */

/* ===== Variables ===== */
:root {
  --color-primary: #FF8C42;
  --color-primary-light: #FFA559;
  --color-primary-dark: #E6732E;
  --color-cream: #FFF8F0;
  --color-cream-dark: #FFF0E0;
  --color-text-primary: #3D2B1F;
  --color-text-secondary: #5A4537;
  --color-text-muted: #8B7565;
  --color-text-light: #B5A293;
  --color-white: #FFFFFF;
  --color-mint: #7DD3A0;
  --color-shadow: rgba(61, 43, 31, 0.08);
  --color-shadow-hover: rgba(61, 43, 31, 0.15);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  background: var(--color-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { border: none; cursor: pointer; font-family: inherit; }

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

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 248, 240, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px var(--color-shadow);
  padding: 12px 0;
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 36px;
  height: 32px;
  position: relative;
  flex-shrink: 0;
}

.logo-mark.small {
  width: 28px;
  height: 24px;
}

.logo-book-left {
  width: 15px;
  height: 24px;
  background: var(--color-primary);
  border-radius: 4px 0 0 4px;
  position: absolute;
  top: 4px;
  left: 1px;
}

.logo-mark.small .logo-book-left {
  width: 12px;
  height: 20px;
}

.logo-book-right {
  width: 15px;
  height: 24px;
  background: var(--color-primary-light);
  border-radius: 0 4px 4px 0;
  position: absolute;
  top: 4px;
  right: 1px;
}

.logo-mark.small .logo-book-right {
  width: 12px;
  height: 20px;
}

.logo-book-spine {
  width: 2px;
  height: 26px;
  background: var(--color-white);
  position: absolute;
  top: 3px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.logo-mark.small .logo-book-spine {
  height: 22px;
}

.logo-book-heart {
  width: 6px;
  height: 6px;
  background: var(--color-cream);
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 50% 50% 50% 50%;
  z-index: 2;
}

.logo-mark.small .logo-book-heart {
  width: 5px;
  height: 5px;
  top: 10px;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transition: width var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-admin-btn {
  padding: 10px 24px;
  background: var(--color-primary);
  color: var(--color-white) !important;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition);
  box-shadow: 0 4px 12px rgba(255, 140, 66, 0.3);
}

.nav-admin-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(255, 140, 66, 0.4);
}

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

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 100px 24px 60px;
}

.hero-bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  animation: blobFloat 8s ease-in-out infinite;
}

.blob-a {
  width: 500px;
  height: 500px;
  background: var(--color-primary);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.blob-b {
  width: 400px;
  height: 400px;
  background: var(--color-primary-light);
  bottom: -50px;
  left: -80px;
  animation-delay: 2s;
}

.blob-c {
  width: 300px;
  height: 300px;
  background: var(--color-mint);
  top: 40%;
  left: 40%;
  animation-delay: 4s;
  opacity: 0.15;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 140, 66, 0.1);
  border: 1px solid rgba(255, 140, 66, 0.2);
  border-radius: 24px;
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.1s forwards;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
}

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

.hero-desc {
  font-size: 18px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.3s forwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.4s forwards;
}

.btn-primary, .btn-outline {
  padding: 14px 36px;
  border-radius: 28px;
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(255, 140, 66, 0.35);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 140, 66, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-secondary);
  border: 2px solid var(--color-cream-dark);
}

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

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.5s forwards;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-num {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-label {
  font-size: 14px;
  color: var(--color-text-muted);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-cream-dark);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-text-light);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.hero-scroll-hint span {
  width: 4px;
  height: 8px;
  background: var(--color-text-light);
  border-radius: 2px;
  animation: scrollHint 1.5s ease-in-out infinite;
}

@keyframes scrollHint {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* ===== Sections ===== */
.section {
  padding: 100px 0;
  position: relative;
}

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

.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-muted);
}

/* ===== About ===== */
.about {
  background: var(--color-white);
}

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

.about-card {
  text-align: center;
  padding: 40px 32px;
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--color-shadow-hover);
}

.about-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  position: relative;
}

.icon-1 { background: linear-gradient(135deg, #FFE0CC, #FFD4B8); }
.icon-2 { background: linear-gradient(135deg, #E8F5E9, #C8E6C9); }
.icon-3 { background: linear-gradient(135deg, #E3F2FD, #BBDEFB); }

/* CSS Icons */
.icon-rocket {
  width: 28px;
  height: 32px;
  position: relative;
}

.icon-rocket::before {
  content: '';
  width: 16px;
  height: 28px;
  background: var(--color-primary);
  border-radius: 8px 8px 4px 4px;
  position: absolute;
  top: 0;
  left: 6px;
}

.icon-rocket::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--color-primary-light);
  position: absolute;
  bottom: -4px;
  left: 6px;
}

.icon-target {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-mint);
  border-radius: 50%;
  position: relative;
}

.icon-target::after {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--color-mint);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.icon-stack {
  width: 28px;
  height: 28px;
  position: relative;
}

.icon-stack::before,
.icon-stack::after {
  content: '';
  width: 24px;
  height: 8px;
  background: #5B9BD5;
  border-radius: 2px;
  position: absolute;
  left: 2px;
}

.icon-stack::before { top: 4px; }
.icon-stack::after { top: 16px; opacity: 0.6; }

.about-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.about-card p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ===== Business Grid ===== */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.biz-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.biz-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--color-shadow-hover);
}

.biz-card.biz-featured {
  background: linear-gradient(135deg, #FFF8F0, #FFF0E0);
  border: 2px solid rgba(255, 140, 66, 0.2);
}

.biz-tag {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.biz-tag-primary { background: #FFE0CC; color: var(--color-primary); }
.biz-tag-warning { background: #FFF3E0; color: #FF9800; }
.biz-tag-mint { background: #E8F5E9; color: var(--color-mint); }
.biz-tag-blue { background: #E3F2FD; color: #1976D2; }
.biz-tag-green { background: #E8F5E9; color: #4CAF50; }

.biz-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.biz-icon-1 { background: linear-gradient(135deg, #FFE0CC, #FFD4B8); }
.biz-icon-2 { background: linear-gradient(135deg, #FFF3E0, #FFE0B2); }
.biz-icon-3 { background: linear-gradient(135deg, #E8F5E9, #C8E6C9); }
.biz-icon-4 { background: linear-gradient(135deg, #E3F2FD, #BBDEFB); }
.biz-icon-5 { background: linear-gradient(135deg, #E8F5E9, #C8E6C9); }

/* CSS Business Icons */
.icon-grid-4 {
  width: 28px; height: 28px; position: relative;
}
.icon-grid-4::before, .icon-grid-4::after {
  content: ''; width: 12px; height: 12px; border-radius: 3px;
  position: absolute;
}
.icon-grid-4::before { background: var(--color-primary); top: 0; left: 0; }
.icon-grid-4::after { background: var(--color-primary-light); bottom: 0; right: 0; }

.icon-book-open {
  width: 28px; height: 22px; position: relative;
}
.icon-book-open::before, .icon-book-open::after {
  content: ''; width: 12px; height: 22px; border-radius: 3px; position: absolute; top: 0;
}
.icon-book-open::before { background: var(--color-primary); left: 0; border-radius: 3px 0 0 3px; }
.icon-book-open::after { background: var(--color-primary-light); right: 0; border-radius: 0 3px 3px 0; }

.icon-puzzle {
  width: 26px; height: 26px; position: relative;
}
.icon-puzzle::before {
  content: ''; width: 20px; height: 20px; background: #FF9800;
  border-radius: 4px; position: absolute; top: 0; left: 0;
}
.icon-puzzle::after {
  content: ''; width: 8px; height: 8px; background: #FFB74D;
  border-radius: 50%; position: absolute; bottom: 0; right: 0;
}

.icon-shield {
  width: 24px; height: 28px; position: relative;
}
.icon-shield::before {
  content: ''; width: 24px; height: 28px;
  background: var(--color-mint);
  clip-path: polygon(50% 0%, 100% 20%, 100% 60%, 50% 100%, 0% 60%, 0% 20%);
  position: absolute; top: 0; left: 0;
}

.icon-pay-a {
  width: 28px; height: 28px; position: relative;
}
.icon-pay-a::before {
  content: ''; width: 28px; height: 28px;
  background: #1976D2; border-radius: 50%;
  position: absolute; top: 0; left: 0;
}
.icon-pay-a::after {
  content: '支'; font-size: 14px; font-weight: 700; color: #fff;
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  line-height: 1;
}

.icon-pay-w {
  width: 28px; height: 28px; position: relative;
}
.icon-pay-w::before {
  content: ''; width: 28px; height: 28px;
  background: #4CAF50; border-radius: 8px;
  position: absolute; top: 0; left: 0;
}
.icon-pay-w::after {
  content: '微'; font-size: 14px; font-weight: 700; color: #fff;
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  line-height: 1;
}

.biz-card h3 {
  font-size: 20px; font-weight: 600; color: var(--color-text-primary);
}

.biz-desc {
  font-size: 14px; color: var(--color-text-muted); line-height: 1.7;
  flex: 1;
}

.biz-status {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--color-text-secondary);
  padding-top: 12px; border-top: 1px solid var(--color-cream-dark);
}

.biz-status-dot {
  width: 8px; height: 8px; border-radius: 50%;
}
.biz-status-dot.active { background: var(--color-mint); }
.biz-status-dot.pending { background: #FF9800; }

/* Product Info Header */
.product-info-header {
  margin-bottom: 8px;
}
.product-info-tag {
  display: inline-block; padding: 4px 12px; border-radius: 12px;
  font-size: 12px; font-weight: 600;
  background: #FFE0CC; color: var(--color-primary);
  margin-bottom: 8px;
}
.product-info-header h3 {
  font-size: 24px; font-weight: 700; color: var(--color-text-primary);
}

/* ===== Products ===== */
.products {
  background: var(--color-cream);
}

.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 60px;
}

/* Phone Mockup */
.product-visual {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: var(--color-text-primary);
  border-radius: 40px;
  padding: 12px;
  box-shadow: 0 20px 60px rgba(61, 43, 31, 0.2);
  position: relative;
}

.phone-mockup::before {
  content: '';
  width: 100px;
  height: 6px;
  background: #1a1a1a;
  border-radius: 3px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--color-cream);
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.screen-hero {
  padding: 40px 20px 20px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-cream-dark) 0%, var(--color-cream) 100%);
}

.screen-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
}

.screen-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-primary);
  display: block;
}

.screen-tagline {
  font-size: 12px;
  color: var(--color-text-muted);
  display: block;
}

.screen-card {
  margin: 8px 16px;
  height: 60px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  opacity: 0.8;
}

.screen-card.card-2 {
  background: linear-gradient(135deg, var(--color-mint), #5BB888);
  opacity: 0.5;
}

.screen-tab-bar {
  margin-top: auto;
  display: flex;
  justify-content: space-around;
  padding: 12px 0 20px;
  background: rgba(255, 255, 255, 0.9);
  border-top: 1px solid var(--color-cream-dark);
}

.tab-dot {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--color-cream-dark);
}

.tab-dot.active {
  background: var(--color-primary);
}

/* Product Info */
.product-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.product-tier {
  padding: 28px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  transition: all var(--transition);
}

.product-tier:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 24px var(--color-shadow-hover);
}

.tier-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.tier-badge.free { background: #E8F5E9; color: #4CAF50; }
.tier-badge.digital { background: #FFF3E0; color: #FF9800; }
.tier-badge.full { background: #FCE4EC; color: #E91E63; }

.product-tier h3,
.product-tier h4 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.product-tier p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.product-cta {
  text-align: center;
  padding: 32px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
}

.product-cta p {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  font-weight: 500;
}

.platform-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.platform-tag {
  padding: 8px 24px;
  background: linear-gradient(135deg, #000000, #1a1a1a);
  color: #FFFFFF;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
}

/* ===== Advantages ===== */
.advantages {
  background: var(--color-white);
}

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

.adv-item {
  padding: 40px;
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.adv-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--color-shadow-hover);
}

.adv-num {
  font-size: 64px;
  font-weight: 800;
  color: rgba(255, 140, 66, 0.1);
  position: absolute;
  top: 20px;
  right: 24px;
  line-height: 1;
}

.adv-item h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.adv-item p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

/* ===== Contact ===== */
.contact {
  background: var(--color-cream);
}

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

.contact-card {
  text-align: center;
  padding: 48px 32px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--color-shadow-hover);
}

.contact-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cream-dark);
  border-radius: var(--radius-md);
}

/* CSS contact icons */
.icon-pin { position: relative; width: 24px; height: 28px; }
.pin-head { width: 16px; height: 16px; border: 3px solid var(--color-primary); border-radius: 50%; position: absolute; top: 0; left: 4px; }
.pin-body { width: 0; height: 0; border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 10px solid var(--color-primary); position: absolute; bottom: 0; left: 6px; }

.icon-envelope { position: relative; width: 28px; height: 20px; }
.env-body { width: 28px; height: 20px; border: 2px solid var(--color-mint); border-radius: 4px; }
.env-flap { width: 0; height: 0; border-left: 14px solid transparent; border-right: 14px solid transparent; border-top: 12px solid var(--color-mint); position: absolute; top: 0; left: 0; }

.icon-globe { position: relative; width: 28px; height: 28px; }
.globe-ring { width: 28px; height: 28px; border: 2px solid #5B9BD5; border-radius: 50%; }
.globe-meridian { width: 2px; height: 28px; background: #5B9BD5; position: absolute; top: 0; left: 50%; transform: translateX(-50%); }

.contact-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.contact-card p {
  font-size: 16px;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 4px;
}

.contact-card span {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ===== Footer ===== */
.footer {
  background: var(--color-text-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 24px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-name {
  font-size: 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.footer-tagline {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== Responsive ===== */
@media (max-width: 968px) {
  .about-grid,
  .contact-grid,
  .biz-grid {
    grid-template-columns: 1fr;
  }

  .product-showcase {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .hero-title {
    font-size: 40px;
  }

  .section-title {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: 0 8px 24px var(--color-shadow);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin: 0 auto 48px;
  }

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

  .hero-stats {
    gap: 24px;
  }

  .stat-num {
    font-size: 32px;
  }

  .footer-top {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

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

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

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }

  .section {
    padding: 60px 0;
  }

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

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .phone-mockup {
    width: 220px;
    height: 440px;
  }
}