/* ===== 设计变量 ===== */
:root {
  --primary: #2E4B3A;
  --primary-hover: #3E5F4C;
  --accent: #B08968;
  --accent-hover: #C49A7B;
  --bg: #FAF6F0;
  --dark: #1C2B22;
  --white: #FFFFFF;
  --heading: #1F2B25;
  --body: #4A5A50;
  --muted: #8B9A91;
  --deep-muted: #C0C9C2;
  --border: #E5DED4;
  --radius-card: 14px;
  --radius-btn: 8px;
  --radius-faq: 10px;
  --radius-input: 10px;
  --shadow-card: 0 1px 4px rgba(31,43,37,0.05);
  --shadow-hover: 0 12px 32px rgba(31,43,37,0.10);
  --transition: 0.25s ease;
  --container-w: 1200px;
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--body);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  padding-bottom: 72px;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

input {
  font-family: inherit;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--heading);
  line-height: 1.35;
  font-weight: 700;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ===== 容器 ===== */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 48px;
}

/* ===== 区块通用 ===== */
.section {
  padding: 96px 0;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-tag::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: 34px;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--heading);
}

.section-desc {
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 640px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  line-height: 1.2;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

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

.btn-primary:hover {
  background: var(--accent);
}

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

.btn-outline:hover {
  background: rgba(46, 75, 58, 0.08);
}

.btn-accent {
  background: var(--accent);
  color: var(--dark);
}

.btn-accent:hover {
  background: var(--accent-hover);
}

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

.btn-outline-light:hover {
  background: rgba(176, 137, 104, 0.15);
  color: #fff;
}

.btn-sm {
  padding: 9px 20px;
  font-size: 14px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg);
  transition: all 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(250, 246, 240, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 48px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.brand-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  padding: 6px 2px;
  transition: color var(--transition);
}

.nav-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.25s ease;
}

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

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

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

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* 移动端全屏菜单 */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: center;
}

.mobile-menu-link {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  color: var(--heading);
  position: relative;
  padding-left: 0;
  transition: color 0.25s ease;
}

.mobile-menu-link.active {
  color: var(--primary);
}

.mobile-menu-link.active::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
}

/* ===== Hero Bento ===== */
.hero {
  padding: 64px 0 80px;
}

.hero-bento {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}

.hero-main {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  min-height: 460px;
  grid-row: span 2;
  display: flex;
  align-items: center;
  background-color: var(--dark);
}

.hero-main-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-main-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(28, 43, 34, 0.93) 0%, rgba(28, 43, 34, 0.70) 55%, rgba(28, 43, 34, 0.35) 100%);
}

.hero-main-content {
  position: relative;
  z-index: 2;
  padding: 60px;
  max-width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 20px;
  border: 1px solid rgba(176, 137, 104, 0.35);
  border-radius: 20px;
  padding: 6px 16px;
  background: rgba(176, 137, 104, 0.10);
}

.hero-main-content h1 {
  font-size: 42px;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero-sub {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 480px;
  margin-bottom: 32px;
}

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

.hero-side {
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
  min-height: 200px;
  border: 1px solid var(--border);
  background: var(--white);
  transition: all var(--transition);
}

.hero-side:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.hero-side-1 {
  background-image: url('/assets/images/coverpic/cover-2.jpg');
  background-size: cover;
  background-position: center;
  border: none;
}

.hero-side-1::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28, 43, 34, 0.85) 0%, rgba(28, 43, 34, 0.35) 100%);
}

.hero-side-2 {
  background-image: url('/assets/images/coverpic/cover-1.webp');
  background-size: cover;
  background-position: center;
  border: none;
}

.hero-side-2::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28, 43, 34, 0.85) 0%, rgba(28, 43, 34, 0.30) 100%);
}

.hero-side-content {
  position: relative;
  z-index: 2;
}

.side-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.hero-side h3 {
  font-size: 22px;
  color: #fff;
  margin-bottom: 6px;
}

.hero-side p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

.hero-side-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--accent);
  margin-top: 14px;
  transition: gap 0.25s ease;
}

.hero-side-link:hover {
  gap: 10px;
  color: var(--accent-hover);
}

/* ===== 痛点区块 ===== */
.pain-section {
  background: var(--bg);
}

.pain-header {
  max-width: 600px;
  margin-bottom: 56px;
}

.pain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 80px;
}

.pain-item {
  position: relative;
  padding-left: 72px;
}

.pain-number {
  position: absolute;
  left: 0;
  top: 6px;
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  color: rgba(176, 137, 104, 0.35);
  line-height: 1;
}

.pain-item h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 4px;
}

.pain-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===== 解决方案 ===== */
.solution-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.solution-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 72px;
  align-items: start;
}

.solution-left {
  position: sticky;
  top: 100px;
}

.solution-left h2 {
  font-size: 32px;
  margin-bottom: 16px;
  line-height: 1.35;
}

.solution-left p {
  color: var(--muted);
  margin-bottom: 28px;
  line-height: 1.75;
}

.solution-list {
  border-top: 1px solid var(--border);
}

.solution-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 28px 16px;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.solution-item:hover {
  background: rgba(229, 222, 212, 0.25);
  padding-left: 20px;
}

.solution-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background: rgba(46, 75, 58, 0.06);
}

.solution-icon svg {
  width: 20px;
  height: 20px;
}

.solution-item h3 {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 4px;
}

.solution-item p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ===== 数据墙 ===== */
.stats-section {
  background: var(--dark);
  padding: 80px 0;
}

.stats-header {
  text-align: center;
  margin-bottom: 56px;
}

.stats-header .section-tag {
  justify-content: center;
}

.stats-header .section-tag::before {
  display: none;
}

.stats-header h2 {
  color: #fff;
}

.stats-header p {
  color: var(--deep-muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  text-align: center;
  padding: 32px 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.10);
}

.stat-item:first-child {
  border-left: none;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 13px;
  color: #F5EFE6;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.stat-desc {
  font-size: 13px;
  color: var(--deep-muted);
  line-height: 1.5;
}

/* ===== 活动预告 ===== */
.event-section {
  background: var(--bg);
}

.event-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 48px;
  gap: 20px;
}

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

.event-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all var(--transition);
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(46, 75, 58, 0.20);
}

.event-thumb {
  height: 200px;
  overflow: hidden;
}

.event-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.event-card:hover .event-thumb img {
  transform: scale(1.04);
}

.event-body {
  padding: 24px;
}

.event-date {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}

.event-body h3 {
  font-size: 18px;
  margin-bottom: 8px;
  line-height: 1.4;
}

.event-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.event-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  transition: gap 0.25s ease;
}

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

/* ===== 品茶指南 / 资讯 ===== */
.guide-section {
  background: var(--white);
  border-top: 1px solid var(--border);
}

.guide-header {
  max-width: 640px;
  margin-bottom: 56px;
}

.guide-layout {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 56px;
  align-items: start;
}

.guide-list {
  border-top: 1px solid var(--border);
}

.guide-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 28px 8px;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.guide-item:hover {
  background: rgba(250, 246, 240, 0.5);
  padding-left: 16px;
  padding-right: 16px;
}

.guide-cat {
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.guide-item h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 4px;
  line-height: 1.4;
}

.guide-item p {
  font-size: 14px;
  color: var(--muted);
}

.guide-item .guide-link {
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
  white-space: nowrap;
}

.guide-thumb {
  width: 200px;
  height: 110px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}

.guide-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guide-side {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  position: sticky;
  top: 100px;
}

.guide-side h4 {
  font-size: 18px;
  color: var(--heading);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.guide-side-item {
  padding: 14px 0;
  border-bottom: 1px solid rgba(229, 222, 212, 0.6);
}

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

.guide-side-item a {
  display: block;
  font-size: 15px;
  color: var(--heading);
  line-height: 1.5;
  transition: color var(--transition);
}

.guide-side-item a:hover {
  color: var(--primary);
}

.guide-side-item span {
  font-size: 12px;
  color: var(--muted);
}

/* ===== 客户证言 ===== */
.testimonial-section {
  background: var(--bg);
}

.testimonial-header {
  max-width: 640px;
  margin-bottom: 56px;
}

.testi-big-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.testi-big {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 40px 36px;
  position: relative;
}

.testi-big::before {
  content: "“";
  font-family: var(--font-serif);
  font-size: 72px;
  color: var(--accent);
  line-height: 1;
  position: absolute;
  top: 28px;
  left: 28px;
  opacity: 0.4;
}

.testi-big blockquote {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.8;
  color: var(--heading);
  margin: 32px 0 20px;
  padding-left: 16px;
  border-left: 3px solid var(--accent);
}

.testi-author {
  font-size: 14px;
  color: var(--muted);
}

.testi-author strong {
  font-weight: 600;
  color: var(--heading);
}

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

.testi-small {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 24px;
}

.testi-small p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--heading);
  margin-bottom: 12px;
}

.testi-small .testi-author {
  font-size: 13px;
}

/* ===== 平台保障 ===== */
.safety-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.safety-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.safety-header .section-tag::before {
  display: none;
}

.safety-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.safety-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px 24px;
  transition: all var(--transition);
}

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

.safety-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(176, 137, 104, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}

.safety-icon svg {
  width: 22px;
  height: 22px;
}

.safety-item h3 {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--heading);
}

.safety-item p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg);
}

.faq-layout {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 64px;
  align-items: start;
}

.faq-left {
  position: sticky;
  top: 100px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.faq-item.open {
  border-left: 3px solid var(--primary);
  border-color: var(--primary);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--heading);
  font-family: var(--font-sans);
  transition: background 0.2s ease;
}

.faq-q:hover {
  background: rgba(250, 246, 240, 0.7);
}

.faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
  transition: transform 0.3s ease;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.faq-icon::before {
  width: 14px;
  height: 2px;
  top: 9px;
  left: 3px;
}

.faq-icon::after {
  width: 2px;
  height: 14px;
  top: 3px;
  left: 9px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease;
}

.faq-a-inner {
  padding: 0 24px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--body);
}

/* ===== CTA区块 ===== */
.cta-section {
  position: relative;
  background: var(--dark);
  padding: 120px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.cta-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(28, 43, 34, 0.88);
}

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

.cta-inner h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: 16px;
  color: var(--deep-muted);
  margin-bottom: 32px;
  line-height: 1.75;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--dark);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 4fr 3fr 5fr;
  gap: 56px;
  margin-bottom: 56px;
}

.footer-brand .footer-logo {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: #F5EFE6;
  line-height: 1.4;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--deep-muted);
}

.footer h4 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: #F5EFE6;
  margin-bottom: 18px;
}

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

.footer-links a {
  font-size: 14px;
  color: var(--deep-muted);
  transition: color 0.25s ease;
}

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

.footer-newsletter p {
  font-size: 14px;
  color: var(--deep-muted);
  margin-bottom: 16px;
  line-height: 1.65;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-input);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 14px;
  transition: border-color 0.25s ease;
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.newsletter-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-color: var(--accent);
}

.newsletter-form button {
  padding: 11px 22px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-input);
  background: var(--accent);
  color: var(--dark);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
}

.newsletter-form button:hover {
  background: var(--accent-hover);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: #7A8A80;
}

/* ===== 浮动转化条 ===== */
.floating-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(28, 43, 34, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding: 12px 24px;
}

.floating-bar-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.floating-bar p {
  font-size: 14px;
  color: #F5EFE6;
  margin: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 1199px) {
  .hero-bento {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr auto;
  }

  .hero-main {
    grid-column: span 2;
    grid-row: auto;
    min-height: 420px;
  }

  .hero-main-content h1 {
    font-size: 36px;
  }

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

  .solution-left {
    position: static;
  }

  .guide-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .guide-side {
    position: static;
  }

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

@media (max-width: 991px) {
  .container {
    padding: 0 32px;
  }

  .nav-container {
    padding: 0 32px;
  }

  .section {
    padding: 72px 0;
  }

  .pain-grid {
    gap: 32px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .stat-item:nth-child(3) {
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.10);
  }

  .stat-item:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.10);
  }

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

  .event-card:last-child {
    grid-column: span 2;
  }

  .event-thumb {
    height: 180px;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-left {
    position: static;
  }

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

  .footer-newsletter {
    grid-column: span 2;
  }
}

@media (max-width: 767px) {
  body {
    padding-bottom: 64px;
  }

  .container {
    padding: 0 24px;
  }

  .nav-container {
    padding: 0 24px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 24px 0 56px;
  }

  .hero-bento {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-main {
    grid-column: auto;
    min-height: 380px;
  }

  .hero-main-content {
    padding: 36px 28px;
  }

  .hero-main-content h1 {
    font-size: 30px;
  }

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

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

  .hero-side {
    min-height: 160px;
  }

  .pain-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .solution-grid {
    gap: 32px;
  }

  .section-title {
    font-size: 28px;
  }

  .solution-list {
    margin-top: 0;
  }

  .solution-item {
    padding: 22px 12px;
  }

  .stats-section {
    padding: 64px 0;
  }

  .stat-number {
    font-size: 40px;
  }

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

  .event-card:last-child {
    grid-column: auto;
  }

  .event-thumb {
    height: 200px;
  }

  .guide-item {
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 16px;
  }

  .guide-thumb {
    width: 100%;
    height: 160px;
  }

  .testi-big-grid {
    grid-template-columns: 1fr;
  }

  .testi-small-grid {
    grid-template-columns: 1fr;
  }

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

  .cta-section {
    padding: 80px 0;
  }

  .cta-inner h2 {
    font-size: 26px;
  }

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

  .footer-newsletter {
    grid-column: auto;
  }

  .floating-bar-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .floating-bar p {
    font-size: 13px;
  }
}

@media (max-width: 575px) {
  .container {
    padding: 0 16px;
  }

  .nav-container {
    padding: 0 16px;
  }

  .section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 24px;
  }

  .section-desc {
    font-size: 15px;
  }

  .hero-main-content h1 {
    font-size: 26px;
  }

  .hero-main-content {
    padding: 28px 22px;
  }

  .hero-sub {
    font-size: 15px;
  }

  .hero-side {
    padding: 24px;
  }

  .pain-item {
    padding-left: 60px;
  }

  .pain-number {
    font-size: 36px;
  }

  .solution-left h2 {
    font-size: 26px;
  }

  .solution-item {
    gap: 14px;
  }

  .solution-icon {
    width: 34px;
    height: 34px;
  }

  .solution-icon svg {
    width: 18px;
    height: 18px;
  }

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

  .stat-item {
    padding: 24px 16px;
  }

  .stat-number {
    font-size: 34px;
  }

  .event-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .event-thumb {
    height: 170px;
  }

  .event-body {
    padding: 20px;
  }

  .guide-item h3 {
    font-size: 17px;
  }

  .guide-side {
    padding: 24px;
  }

  .testi-big {
    padding: 28px 22px;
  }

  .testi-big::before {
    font-size: 56px;
    top: 20px;
    left: 20px;
  }

  .testi-big blockquote {
    font-size: 16px;
    margin-top: 28px;
  }

  .cta-inner h2 {
    font-size: 24px;
  }

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

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

  .faq-q {
    padding: 16px 18px;
    font-size: 15px;
  }

  .faq-a-inner {
    padding: 0 18px 16px;
    font-size: 14px;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .footer {
    padding: 60px 0 32px;
  }
}