:root {
  --primary: #1a6b3c;
  --primary-dark: #0f4a28;
  --primary-light: #2a8a4e;
  --accent: #c9a96e;
  --accent-light: #e8d5b5;
  --accent-dark: #a8874b;
  --bg: #f7f5f0;
  --bg-light: #fdfcf9;
  --bg-dark: #141c16;
  --text: #2d2d2d;
  --text-light: #6b6b6b;
  --text-mute: #9a9a9a;
  --border: #e8e4dc;
  --border-dark: #d5cdbd;
  --white: #ffffff;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --transition: all 0.3s ease;
  --header-h: 120px;
}

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

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

body {
  font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

ul, ol, li {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid rgba(26, 107, 60, 0.4);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26, 107, 60, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(26, 107, 60, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(26, 107, 60, 0.3);
}

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

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(201, 169, 110, 0.35);
}

.btn-gold:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(201, 169, 110, 0.45);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 42px;
  font-size: 17px;
}

/* ===== 导航 ===== */
.site-header {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 20px;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
}

.logo a {
  font-weight: 800;
  font-size: 24px;
  color: var(--primary);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

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

.logo .logo-sub {
  font-size: 13px;
  color: var(--text-mute);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 2px 4px 2px 16px;
  transition: var(--transition);
  width: 240px;
}

.search-box:focus-within {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(26, 107, 60, 0.1);
}

.search-box input {
  border: none;
  outline: none;
  background: transparent;
  flex: 1;
  font-size: 14px;
  padding: 8px 0;
  color: var(--text);
}

.search-box button {
  background: var(--primary);
  color: var(--white);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.search-box button:hover {
  background: var(--primary-dark);
}

.header-nav {
  display: flex;
  gap: 4px;
  padding: 8px 0 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.header-nav::-webkit-scrollbar {
  display: none;
}

.header-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 22px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-light);
  transition: var(--transition);
  white-space: nowrap;
}

.header-nav a i {
  font-size: 14px;
}

.header-nav a:hover {
  background: rgba(26, 107, 60, 0.08);
  color: var(--primary);
}

.header-nav a.active {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(26, 107, 60, 0.25);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text);
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
}

.menu-toggle:hover {
  background: var(--bg);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 80px 0 90px;
  background: linear-gradient(135deg, #0f4a28 0%, #1a6b3c 40%, #2a6b4e 100%);
  color: var(--white);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  opacity: 0.28;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  padding: 6px 18px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.hero-tag i {
  color: var(--accent-light);
}

.hero h1 {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}

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

.hero-desc {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  max-width: 520px;
}

.hero-stats {
  display: flex;
  gap: 30px;
  margin-bottom: 32px;
}

.hero-stat {
  text-align: left;
}

.hero-stat .num {
  font-size: 26px;
  font-weight: 800;
  color: var(--accent-light);
}

.hero-stat .label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 2px;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero 众筹面板 */
.hero-crowd {
  background: rgba(255, 255, 255, 0.96);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  color: var(--text);
}

.crowd-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.crowd-title i {
  color: var(--accent);
}

.crowd-sub {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 20px;
}

.progress-ring-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.progress-ring {
  position: relative;
  width: 110px;
  height: 110px;
  flex-shrink: 0;
}

.progress-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.progress-ring .track {
  fill: none;
  stroke: #e8e4dc;
  stroke-width: 8;
}

.progress-ring .bar {
  fill: none;
  stroke: var(--primary);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 251.2;
  animation: progress-anim 1.5s ease forwards;
}

@keyframes progress-anim {
  from { stroke-dashoffset: 251.2; }
  to { stroke-dashoffset: 37.68; }
}

.progress-ring .center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.progress-ring .center .val {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.progress-ring .center .lbl {
  font-size: 11px;
  color: var(--text-mute);
  margin-top: 2px;
}

.progress-info {
  flex: 1;
}

.progress-info .label {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 6px;
}

.progress-info .desc {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.crowd-tier {
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 16px;
  transition: var(--transition);
  background: var(--white);
}

.crowd-tier.hot {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.06) 0%, transparent 100%);
  position: relative;
}

.crowd-tier .tag-hot {
  position: absolute;
  top: -10px;
  right: 14px;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

.crowd-tier .tier-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.crowd-tier .tier-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
}

.crowd-tier .tier-price small {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-light);
}

.crowd-tier .tier-desc {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}

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

.crowd-note {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-mute);
  margin-top: 14px;
}

/* ===== 通用板块 ===== */
.section {
  padding: 80px 0;
}

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

.section-block {
  background: var(--bg-dark);
  color: var(--white);
}

.section-head {
  max-width: 700px;
  margin-bottom: 48px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(26, 107, 60, 0.08);
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: 0.01em;
}

.section-head .desc {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===== 产品舞台 ===== */
.stage-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
  align-items: stretch;
}

.stage-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
  min-height: 380px;
  background: linear-gradient(135deg, #1a6b3c, #0f4a28);
}

.stage-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 380px;
  opacity: 0.9;
}

.stage-main .stage-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px 28px;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 100%);
  color: var(--white);
}

.stage-caption h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.stage-caption p {
  font-size: 13px;
  opacity: 0.85;
}

.stage-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stage-card {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

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

.stage-card img {
  width: 120px;
  height: 100px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.stage-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.stage-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.5;
}

/* ===== 三步上手 ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.step-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}

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

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

.step-icon {
  width: 72px;
  height: 72px;
  background: rgba(26, 107, 60, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  font-size: 26px;
  color: var(--primary);
  transition: var(--transition);
}

.step-card:hover .step-icon {
  background: var(--primary);
  color: var(--white);
  transform: scale(1.05);
}

.step-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.step-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

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

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

.review-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.review-stars {
  color: #f5a623;
  font-size: 14px;
  display: flex;
  gap: 4px;
}

.review-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  flex: 1;
  border-left: 3px solid var(--accent-light);
  padding-left: 16px;
  margin-bottom: 4px;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-user .avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.review-user .name {
  font-size: 15px;
  font-weight: 600;
}

.review-user .meta {
  font-size: 12px;
  color: var(--text-mute);
}

.avatar-1 { background: #6b9d8a; }
.avatar-2 { background: #c9a96e; }
.avatar-3 { background: #8fa3b8; }

/* ===== 资讯区 ===== */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 0.55fr;
  gap: 40px;
  align-items: start;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.news-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
  gap: 20px;
}

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

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

.news-index {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
  width: 40px;
  flex-shrink: 0;
  opacity: 0.6;
}

.news-content {
  flex: 1;
}

.news-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  transition: var(--transition);
  color: var(--text);
}

.news-meta {
  font-size: 13px;
  color: var(--text-mute);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.news-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.news-meta i {
  font-size: 12px;
}

.news-arrow {
  color: var(--text-mute);
  font-size: 18px;
  flex-shrink: 0;
  transition: var(--transition);
}

.news-item:hover .news-arrow {
  color: var(--primary);
  transform: translateX(4px);
}

.news-tag {
  font-size: 12px;
  background: var(--bg);
  padding: 2px 10px;
  border-radius: 20px;
  color: var(--text-light);
  font-weight: 600;
}

.news-side {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.side-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.side-title i {
  color: var(--accent);
}

.side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.side-tag {
  font-size: 13px;
  padding: 5px 14px;
  background: var(--bg);
  border-radius: 20px;
  color: var(--text-light);
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
}

.side-tag:hover {
  background: rgba(26, 107, 60, 0.08);
  color: var(--primary);
  border-color: rgba(26, 107, 60, 0.15);
}

.side-feat {
  background: linear-gradient(135deg, #f8f5ee, #f0ead9);
  border-radius: var(--radius-md);
  padding: 20px;
}

.side-feat h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.side-feat p {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 12px;
  line-height: 1.6;
}

.side-feat a {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: linear-gradient(135deg, #141c16, #1a6b3c);
  color: var(--white);
  padding: 70px 0;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  opacity: 0.2;
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-inner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 24px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 14px;
  letter-spacing: 0.03em;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

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

.faq-item.open {
  box-shadow: var(--shadow);
  border-color: rgba(26, 107, 60, 0.2);
}

.faq-q {
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  transition: var(--transition);
  color: var(--text);
}

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

.faq-q i {
  font-size: 14px;
  transition: var(--transition);
  color: var(--text-mute);
  flex-shrink: 0;
}

.faq-item.open .faq-q i {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-a {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-light);
}

.faq-item.open .faq-a {
  padding-bottom: 22px;
  max-height: 300px;
}

/* ===== 下载引导（预约引导） ===== */
.download-section {
  background: var(--white);
  padding: 80px 0;
}

.download-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.download-left h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 14px;
}

.download-left p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 28px;
}

.download-channels {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.channel-item:hover {
  border-color: var(--primary);
  background: rgba(26, 107, 60, 0.03);
  transform: translateX(4px);
}

.channel-item i {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.channel-item .channel-info h4 {
  font-size: 15px;
  font-weight: 700;
}

.channel-item .channel-info p {
  font-size: 13px;
  color: var(--text-mute);
  margin: 0;
}

.download-right {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  min-height: 320px;
}

.download-right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}

.download-right .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  display: flex;
  align-items: flex-end;
  padding: 26px;
}

.download-right .overlay h3 {
  color: var(--white);
  font-size: 20px;
  font-weight: 700;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  color: var(--white);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.footer-brand .logo a {
  color: var(--white);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 18px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--white);
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col ul a:hover {
  color: var(--accent-light);
  padding-left: 4px;
}

.footer-col ul a i {
  font-size: 12px;
  opacity: 0.5;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom .domain {
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.04em;
}

/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
  .hero h1 { font-size: 32px; }
  .stage-grid { grid-template-columns: 1fr; }
  .stage-side { flex-direction: row; }
  .stage-card { flex: 1; }
  .hero .container { gap: 40px; }
}

@media screen and (max-width: 768px) {
  :root { --header-h: 100px; }
  .header-top { flex-wrap: nowrap; }
  .search-box { width: 180px; }
  .hero { padding: 60px 0 70px; }
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-crowd { max-width: 500px; }
  .section { padding: 60px 0; }
  .section-head h2 { font-size: 26px; }
  .steps-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .news-layout { grid-template-columns: 1fr; }
  .download-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .stage-side { flex-direction: column; }
  .stage-card { width: 100%; }
  .header-top { gap: 10px; }
  .logo .logo-sub { display: none; }
  .menu-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
  .header-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--border);
  }
  .header-nav.active { display: flex; }
  .header-nav a { padding: 12px 20px; }
  .header-nav a.active { background: rgba(26, 107, 60, 0.08); color: var(--primary); }
  .cta-inner h2 { font-size: 24px; }
  .section-head .desc { font-size: 14px; }
}

@media screen and (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-top { padding: 14px 0; }
  .search-box { width: 140px; }
  .search-box input { font-size: 13px; }
  .search-box button { width: 32px; height: 32px; }
  .hero h1 { font-size: 26px; }
  .hero-stats { gap: 18px; }
  .hero-stat .num { font-size: 20px; }
  .crowd-tier { padding: 15px; }
  .section-head h2 { font-size: 22px; }
  .section-tag { font-size: 12px; }
  .news-item { flex-wrap: wrap; }
  .news-index { width: 28px; }
  .news-content { width: calc(100% - 40px); }
  .news-tag { display: none; }
  .btn-lg { padding: 14px 30px; font-size: 15px; }
  .cta-actions .btn { width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .faq-q { font-size: 14px; }
  .faq-a { font-size: 13px; }
  .stage-main { min-height: 250px; }
  .stage-main img { min-height: 250px; }
  .stage-card { flex-direction: column; align-items: flex-start; }
  .stage-card img { width: 100%; height: 160px; }
}

/* ===== Design Variables ===== */
    :root {
        --primary: #2d4a3e;
        --primary-dark: #1f362b;
        --primary-soft: #eaf0ec;
        --accent: #c9a44c;
        --accent-dark: #b18a32;
        --accent-light: #e9dbao;
        --bg-light: #faf8f5;
        --bg-white: #ffffff;
        --bg-dark: #1b2c24;
        --text: #2a2a2a;
        --text-muted: #7a7a7a;
        --text-soft: #9a9a9a;
        --border: #e7e1d9;
        --border-light: #f0ece6;
        --radius-sm: 8px;
        --radius: 14px;
        --radius-lg: 24px;
        --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.04);
        --shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
        --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.08);
        --section-space: 88px;
        --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    /* ===== Reset / Base ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        background: var(--bg-light);
        color: var(--text);
        line-height: 1.75;
        font-size: 16px;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--accent); }
    ul, ol { list-style: none; }
    button { cursor: pointer; font-family: inherit; }
    input, textarea { font-family: inherit; }

    /* ===== Container ===== */
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== Header ===== */
    .site-header {
        background: var(--bg-white);
        border-bottom: 1px solid var(--border-light);
        position: sticky;
        top: 0;
        z-index: 100;
        box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
    }
    .header-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 14px 24px;
        max-width: 1200px;
        margin: 0 auto;
    }
    .brand .text-logo {
        font-size: 1.35rem;
        font-weight: 800;
        color: var(--primary);
        display: flex;
        align-items: center;
        gap: 8px;
        letter-spacing: 0.5px;
    }
    .brand .text-logo i { color: var(--accent); font-size: 1.2rem; }
    .brand .text-logo span { color: var(--accent); font-weight: 700; }
    .header-actions { display: flex; align-items: center; gap: 12px; }
    .header-search {
        display: flex;
        align-items: center;
        background: var(--bg-light);
        border: 1px solid var(--border);
        border-radius: 50px;
        padding: 4px 6px 4px 14px;
        transition: var(--transition);
    }
    .header-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(201, 164, 76, 0.15); }
    .header-search input { border: none; outline: none; background: transparent; font-size: 0.85rem; width: 150px; color: var(--text); }
    .header-search button { background: var(--primary); border: none; color: #fff; width: 30px; height: 30px; border-radius: 50%; font-size: 0.75rem; display: flex; align-items: center; justify-content: center; }
    .btn-header-cta {
        background: var(--accent);
        color: #fff;
        padding: 8px 18px;
        border-radius: 50px;
        font-size: 0.85rem;
        font-weight: 600;
        border: none;
        transition: var(--transition);
    }
    .btn-header-cta:hover { background: var(--accent-dark); transform: translateY(-1px); color: #fff; box-shadow: 0 4px 16px rgba(177, 138, 50, 0.3); }
    .header-nav-wrap {
        background: var(--primary);
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .header-nav {
        display: flex;
        gap: 4px;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
        overflow-x: auto;
        scrollbar-width: none;
    }
    .header-nav::-webkit-scrollbar { display: none; }
    .header-nav a {
        color: rgba(255, 255, 255, 0.75);
        padding: 12px 18px;
        font-size: 0.92rem;
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        gap: 7px;
        border-bottom: 3px solid transparent;
        white-space: nowrap;
        transition: var(--transition);
    }
    .header-nav a i { font-size: 0.9rem; opacity: 0.7; }
    .header-nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }
    .header-nav a.active { color: #fff; border-bottom-color: var(--accent); background: rgba(255, 255, 255, 0.05); }
    .header-nav a.active:hover { background: rgba(255, 255, 255, 0.08); }

    /* ===== Hero ===== */
    .page-hero {
        background: linear-gradient(135deg, #f9f5ef 0%, #f2ede5 50%, #e8f0ea 100%);
        padding: 70px 0 60px;
        position: relative;
        overflow: hidden;
    }
    .page-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-1.jpg');
        background-size: cover;
        background-position: center;
        opacity: 0.12;
        z-index: 0;
    }
    .page-hero .container { position: relative; z-index: 1; }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(201, 164, 76, 0.15);
        border: 1px solid rgba(201, 164, 76, 0.35);
        color: var(--accent-dark);
        padding: 6px 16px;
        border-radius: 50px;
        font-size: 0.8rem;
        font-weight: 600;
        letter-spacing: 0.5px;
        margin-bottom: 18px;
    }
    .hero-badge i { font-size: 0.75rem; }
    .page-hero h1 {
        font-size: clamp(2rem, 4.2vw, 2.8rem);
        font-weight: 800;
        color: var(--primary-dark);
        line-height: 1.25;
        margin-bottom: 16px;
        letter-spacing: 0.5px;
    }
    .page-hero h1 .highlight { color: var(--accent); position: relative; }
    .hero-subtitle {
        font-size: 1.08rem;
        color: var(--text-muted);
        max-width: 520px;
        line-height: 1.8;
        margin-bottom: 28px;
    }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 24px;
        border-radius: 50px;
        font-size: 0.92rem;
        font-weight: 600;
        transition: var(--transition);
        border: 1px solid transparent;
        line-height: 1.4;
    }
    .btn-primary { background: var(--primary); color: #fff; }
    .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(45, 74, 62, 0.3); color: #fff; }
    .btn-outline { background: transparent; border-color: var(--primary); color: var(--primary); }
    .btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(45, 74, 62, 0.2); }
    .hero-visual {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
    }
    .hero-visual img { width: 100%; height: 260px; object-fit: cover; }
    .hero-visual .visual-tag {
        position: absolute;
        bottom: 14px;
        left: 14px;
        background: rgba(29, 44, 36, 0.85);
        color: #fff;
        padding: 8px 16px;
        border-radius: 50px;
        font-size: 0.78rem;
        backdrop-filter: blur(4px);
    }

    /* ===== Stats Bar ===== */
    .stats-bar {
        background: var(--primary);
        padding: 30px 0;
        position: relative;
    }
    .stat-item { text-align: center; padding: 10px 0; }
    .stat-number { font-size: 1.8rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
    .stat-label { font-size: 0.82rem; color: rgba(255, 255, 255, 0.7); margin-top: 4px; letter-spacing: 1px; }

    /* ===== Section Common ===== */
    .section-block { padding: var(--section-space) 0; }
    .section-block-alt { background: var(--bg-white); }
    .section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
    .section-head .section-kicker {
        display: inline-block;
        color: var(--accent);
        font-size: 0.78rem;
        font-weight: 700;
        letter-spacing: 3px;
        text-transform: uppercase;
        margin-bottom: 8px;
    }
    .section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: var(--text); line-height: 1.35; margin-bottom: 12px; }
    .section-head p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.8; }

    /* ===== Value Cards ===== */
    .value-card {
        background: var(--bg-white);
        border: 1px solid var(--border-light);
        border-radius: var(--radius);
        padding: 32px 24px;
        transition: var(--transition);
        height: 100%;
        position: relative;
        overflow: hidden;
    }
    .value-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--accent), var(--accent-light));
        opacity: 0;
        transition: var(--transition);
    }
    .value-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
    .value-card:hover::before { opacity: 1; }
    .value-icon {
        width: 52px;
        height: 52px;
        background: var(--primary-soft);
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.3rem;
        color: var(--primary);
        margin-bottom: 18px;
        transition: var(--transition);
    }
    .value-card:hover .value-icon { background: var(--primary); color: #fff; transform: scale(1.05); }
    .value-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
    .value-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

    /* ===== Guide Section ===== */
    .guide-section { background: var(--bg-white); }
    .guide-media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); position: relative; }
    .guide-media img { width: 100%; height: 100%; min-height: 240px; object-fit: cover; transition: transform 0.6s ease; }
    .guide-media:hover img { transform: scale(1.03); }
    .guide-media .media-label {
        position: absolute;
        bottom: 16px;
        left: 16px;
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: blur(8px);
        padding: 6px 14px;
        border-radius: 50px;
        font-size: 0.78rem;
        font-weight: 600;
        color: var(--primary);
    }
    .guide-item { padding: 32px 0; border-bottom: 1px solid var(--border-light); }
    .guide-item:last-child { border-bottom: none; }
    .guide-item h3 { font-size: 1.15rem; font-weight: 700; color: var(--text); display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
    .guide-item h3 .step-num {
        width: 32px;
        height: 32px;
        background: var(--primary);
        color: #fff;
        border-radius: 50%;
        font-size: 0.8rem;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        font-weight: 700;
    }
    .guide-item p { color: var(--text-muted); font-size: 0.92rem; line-height: 1.8; padding-left: 44px; }

    /* ===== Scene Cards ===== */
    .scene-card {
        background: var(--bg-light);
        border-radius: var(--radius);
        padding: 28px 22px;
        border: 1px solid var(--border-light);
        transition: var(--transition);
        height: 100%;
    }
    .scene-card:hover { box-shadow: var(--shadow); background: var(--bg-white); transform: translateY(-3px); }
    .scene-icon {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: var(--accent);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
        margin-bottom: 16px;
    }
    .scene-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
    .scene-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

    /* ===== Process ===== */
    .process-section { background: var(--bg-white); }
    .process-step { text-align: center; position: relative; padding: 40px 16px 20px; }
    .process-step::after {
        content: "";
        position: absolute;
        top: 50%;
        right: -12px;
        width: 24px;
        height: 2px;
        background: var(--border);
    }
    .process-step:last-child::after { display: none; }
    .step-circle {
        width: 64px;
        height: 64px;
        border-radius: 50%;
        background: var(--primary-soft);
        border: 2px solid var(--primary);
        color: var(--primary);
        font-size: 1.4rem;
        font-weight: 800;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 16px;
        transition: var(--transition);
    }
    .process-step:hover .step-circle { background: var(--primary); color: #fff; transform: scale(1.08); box-shadow: 0 8px 24px rgba(45, 74, 62, 0.25); }
    .process-step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
    .process-step p { font-size: 0.83rem; color: var(--text-muted); max-width: 160px; margin: 0 auto; line-height: 1.7; }

    /* ===== Proof Section ===== */
    .proof-section { background: var(--bg-dark); padding: 80px 0; position: relative; overflow: hidden; }
    .proof-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-2.jpg');
        background-size: cover;
        background-position: center;
        opacity: 0.15;
    }
    .proof-section .container { position: relative; z-index: 1; }
    .proof-title { color: #fff; font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 800; text-align: center; margin-bottom: 40px; }
    .proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .proof-card {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius);
        padding: 28px 20px;
        text-align: center;
        transition: var(--transition);
        backdrop-filter: blur(6px);
    }
    .proof-card:hover { background: rgba(255, 255, 255, 0.1); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2); }
    .proof-num { font-size: 2rem; font-weight: 800; color: var(--accent); line-height: 1.3; }
    .proof-num span { font-size: 1rem; font-weight: 600; }
    .proof-desc { font-size: 0.82rem; color: rgba(255, 255, 255, 0.7); margin-top: 6px; }

    /* ===== FAQ ===== */
    .faq-section { background: var(--bg-light); }
    .faq-wrap { max-width: 780px; margin: 0 auto; }
    .accordion.faq-accordion { background: var(--bg-white); border: 1px solid var(--border-light); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
    .accordion.faq-accordion .accordion-item { border-bottom: 1px solid var(--border-light); }
    .accordion.faq-accordion .accordion-item:last-child { border-bottom: none; }
    .accordion.faq-accordion .accordion-title {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text);
        padding: 18px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: transparent;
        border: none;
        outline: none;
        transition: var(--transition);
    }
    .accordion.faq-accordion .accordion-title::after {
        content: "\f078";
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: 0.8rem;
        color: var(--text-soft);
        transition: transform 0.3s;
    }
    .accordion.faq-accordion .accordion-item.is-active .accordion-title { color: var(--primary); background: var(--primary-soft); }
    .accordion.faq-accordion .accordion-item.is-active .accordion-title::after { transform: rotate(180deg); color: var(--primary); }
    .accordion.faq-accordion .accordion-content { padding: 6px 24px 20px; background: var(--bg-white); font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; }

    /* ===== CTA ===== */
    .cta-section {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        padding: 70px 0;
        text-align: center;
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-3.jpg');
        background-size: cover;
        background-position: center;
        opacity: 0.12;
    }
    .cta-section .container { position: relative; z-index: 1; }
    .cta-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: #fff; margin-bottom: 14px; }
    .cta-desc { color: rgba(255, 255, 255, 0.75); font-size: 1rem; max-width: 500px; margin: 0 auto 30px; line-height: 1.8; }
    .cta-actions { display: flex; gap: 14px; justify-content: center; }
    .btn-cta-light { background: #fff; color: var(--primary); padding: 12px 28px; border-radius: 50px; font-weight: 700; font-size: 0.92rem; }
    .btn-cta-light:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15); color: var(--primary-dark); }
    .btn-cta-outline { background: transparent; border: 1px solid rgba(255, 255, 255, 0.5); color: #fff; padding: 12px 28px; border-radius: 50px; font-weight: 600; font-size: 0.92rem; }
    .btn-cta-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; color: #fff; }

    /* ===== Footer ===== */
    .site-footer { background: #17251e; color: rgba(255, 255, 255, 0.7); padding-top: 60px; }
    .site-footer .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
    .footer-brand .logo a { font-size: 1.25rem; font-weight: 800; color: #fff; }
    .footer-brand .logo a span { color: var(--accent); }
    .footer-brand p { font-size: 0.85rem; line-height: 1.8; color: rgba(255, 255, 255, 0.5); margin-top: 12px; max-width: 320px; }
    .footer-social { display: flex; gap: 10px; margin-top: 18px; }
    .footer-social a {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.08);
        display: flex;
        align-items: center;
        justify-content: center;
        color: rgba(255, 255, 255, 0.7);
        font-size: 0.9rem;
        transition: var(--transition);
    }
    .footer-social a:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
    .footer-col h4 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul li a { color: rgba(255, 255, 255, 0.55); font-size: 0.85rem; display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
    .footer-col ul li a i { font-size: 0.65rem; color: var(--accent); }
    .footer-col ul li a:hover { color: #fff; padding-left: 4px; }
    .footer-bottom { padding: 20px 0 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
    .footer-bottom span { font-size: 0.8rem; color: rgba(255, 255, 255, 0.4); }
    .footer-bottom .domain { color: rgba(255, 255, 255, 0.3); }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        :root { --section-space: 70px; }
        .header-search input { width: 110px; }
        .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
        .header-top { flex-direction: row; flex-wrap: wrap; gap: 10px; }
        .header-search { flex: 1; min-width: 160px; }
        .btn-header-cta { display: none; }
        .header-nav { padding: 0 12px; }
        .page-hero { padding: 48px 0 40px; }
        .hero-visual { margin-top: 32px; }
        .stats-bar .cell { margin-bottom: 12px; }
        .proof-grid { grid-template-columns: repeat(2, 1fr); }
        .guide-item p { padding-left: 0; }
        .section-head { margin-bottom: 36px; }
        .process-step::after { display: none; }
        .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    }
    @media (max-width: 520px) {
        .container { padding: 0 16px; }
        .header-top { padding: 10px 16px; }
        .brand .text-logo { font-size: 1.05rem; }
        .header-search { display: none; }
        .hero-actions { flex-direction: column; }
        .hero-actions .btn { width: 100%; justify-content: center; }
        .page-hero { padding: 36px 0 32px; }
        .section-block { padding: 50px 0; }
        .cta-actions { flex-direction: column; }
        .cta-actions .btn { width: 100%; justify-content: center; }
        .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
        .proof-num { font-size: 1.5rem; }
        .footer-bottom { flex-direction: column; text-align: center; }
    }

    /* ===== Accessibility ===== */
    a:focus-visible, button:focus-visible, .accordion-title:focus-visible {
        outline: 3px solid var(--accent);
        outline-offset: 2px;
        border-radius: 4px;
    }
    .btn:active { transform: scale(0.97); }