/* roulang page: index */
:root {
  --primary: #FF7F50;
  --primary-dark: #F97316;
  --primary-light: #FFB199;
  --pink: #FF5E8A;
  --pink-light: #FF9A9E;
  --cream: #FFF3E9;
  --bg: #FFF8F3;
  --card: #FFFFFF;
  --ink: #2B2B2B;
  --gray: #5A5A5A;
  --green: #35B08C;
  --amber: #FFC300;
  --red: #E5484D;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 8px 30px rgba(255, 122, 89, 0.08);
  --shadow-md: 0 12px 36px rgba(255, 122, 89, 0.18);
  --gradient: linear-gradient(135deg, #FF9A9E 0%, #FF7F50 50%, #FFC300 100%);
  --gradient-btn: linear-gradient(135deg, #FF7F50 0%, #FF5E8A 100%);
  --gradient-green: linear-gradient(135deg, #35B08C 0%, #2FBF8F 100%);
  --container: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

ul, ol {
  list-style: none;
}

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

section {
  position: relative;
}

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

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-block;
  background: linear-gradient(135deg, rgba(255, 138, 80, 0.12), rgba(255, 94, 138, 0.12));
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--ink);
}

.section-subtitle {
  font-size: 16px;
  color: var(--gray);
  line-height: 1.7;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 94, 138, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 94, 138, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 6px 18px rgba(255, 94, 138, 0.35);
}

.btn-primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.75);
  border: 2px solid rgba(255, 127, 80, 0.5);
  color: var(--primary-dark);
}

.btn-outline:hover {
  background: rgba(255, 127, 80, 0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.btn-outline:active {
  transform: translateY(0);
}

.btn-outline:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* 头部导航 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 248, 243, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 127, 80, 0.12);
  transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(255, 122, 89, 0.1);
}

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  z-index: 1001;
}

.logo-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-btn);
  border-radius: 12px;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 4px 14px rgba(255, 94, 138, 0.3);
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF5E8A, #F97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links a {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  padding: 6px 2px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-btn);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-links a.active {
  font-weight: 700;
  color: var(--primary-dark);
}

.nav-cta {
  padding: 10px 22px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  z-index: 1001;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.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(6px, -6px);
}

/* Hero */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: 70px;
  background: linear-gradient(135deg, rgba(255, 154, 122, 0.92), rgba(255, 94, 138, 0.82)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(43, 43, 43, 0.55) 0%, rgba(43, 43, 43, 0.25) 60%, rgba(43, 43, 43, 0) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 60px 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  margin-bottom: 22px;
}

.hero-badge i {
  color: var(--amber);
}

.hero h1 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.hero-sub {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.7;
  margin-bottom: 26px;
  max-width: 520px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  margin-bottom: 32px;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.95);
  font-size: 14px;
  font-weight: 500;
}

.hero-points li i {
  color: var(--amber);
  font-size: 15px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-trust .trust-item {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(6px);
}

/* 倒计时条 */
.countdown-band {
  background: linear-gradient(135deg, #FF9A9E, #FF7F50);
  padding: 26px 0;
  color: #fff;
}

.countdown-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.countdown-label {
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.countdown-label i {
  font-size: 20px;
}

.countdown-timer {
  display: flex;
  align-items: center;
  gap: 8px;
}

.countdown-timer .cd-cell {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 8px 12px;
  min-width: 54px;
  text-align: center;
  backdrop-filter: blur(4px);
}

.countdown-timer .cd-cell span {
  display: block;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
}

.countdown-timer .cd-cell small {
  font-size: 11px;
  opacity: 0.85;
}

.countdown-timer .cd-sep {
  font-size: 20px;
  font-weight: 700;
  opacity: 0.6;
}

.countdown-note {
  font-size: 13px;
  opacity: 0.9;
  background: rgba(255, 255, 255, 0.14);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

/* 通用区块间距 */
.pain-section,
.solution-section,
.compare-section,
.stats-section,
.news-section,
.testimonials-section,
.faq-section {
  padding: 90px 0;
}

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

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.pain-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 127, 80, 0.08);
}

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

.pain-card .badge-num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 14px;
  font-weight: 700;
  color: rgba(255, 127, 80, 0.35);
  letter-spacing: 1px;
}

.pain-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(255, 138, 80, 0.15), rgba(255, 94, 138, 0.15));
  color: var(--primary-dark);
}

.pain-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--ink);
}

.pain-card p {
  font-size: 14.5px;
  color: var(--gray);
  line-height: 1.7;
}

/* 解决方案 */
.solution-section {
  background: linear-gradient(180deg, var(--bg) 0%, #FFF0E5 100%);
}

.solution-wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.solution-content .section-title {
  margin-bottom: 14px;
}

.solution-list {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  border: 1px solid rgba(255, 127, 80, 0.08);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.solution-list li:hover {
  border-color: rgba(255, 127, 80, 0.35);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.solution-list li i {
  color: var(--green);
  font-size: 18px;
  margin-top: 2px;
  flex-shrink: 0;
}

.solution-list li strong {
  display: block;
  font-size: 15.5px;
  color: var(--ink);
  font-weight: 700;
}

.solution-list li p {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.6;
  margin-top: 2px;
}

.solution-visual {
  position: relative;
}

.solution-img-box {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 3px solid transparent;
  background: linear-gradient(135deg, #FF9A9E, #FF7F50, #FFC300) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  box-shadow: 0 20px 60px rgba(255, 122, 89, 0.22);
}

.solution-img-box::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 50%, rgba(255, 94, 138, 0.18));
  pointer-events: none;
}

.solution-img-box img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.solution-float-badge {
  position: absolute;
  bottom: 24px;
  left: -16px;
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 4px solid var(--gradient-btn);
  z-index: 3;
}

.solution-float-badge .fb-num {
  font-size: 26px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF5E8A, #F97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.solution-float-badge .fb-text {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.4;
}

.solution-faq-preview {
  margin-top: 56px;
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid rgba(255, 127, 80, 0.08);
}

.solution-faq-preview .faq-item {
  border-bottom: 1px solid rgba(255, 127, 80, 0.1);
}

.solution-faq-preview .faq-item:last-child {
  border-bottom: none;
}

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
  transition: background 0.3s ease;
}

.faq-q:hover {
  background: rgba(255, 138, 80, 0.05);
}

.faq-q i {
  color: var(--primary);
  transition: transform 0.3s ease;
}

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

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-a {
  max-height: 600px;
}

.faq-a-inner {
  padding: 0 24px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.faq-a-inner .faq-col {
  background: #FFF8F3;
  border-radius: var(--radius-md);
  padding: 16px 18px;
}

.faq-a-inner .faq-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.faq-a-inner .faq-col h4 i {
  font-size: 14px;
}

.faq-a-inner .faq-col ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.faq-a-inner .faq-col li {
  font-size: 13.5px;
  color: var(--gray);
  display: flex;
  align-items: flex-start;
  gap: 6px;
  line-height: 1.6;
}

.faq-a-inner .faq-col li i {
  color: var(--green);
  font-size: 12px;
  margin-top: 4px;
}

.faq-a-inner .faq-col.gray-bg {
  background: #F0F7F5;
}

.faq-a-inner .faq-col.gray-bg h4 {
  color: var(--green);
}

/* 版本对比 */
.compare-section {
  background: linear-gradient(180deg, #FFF0E5 0%, var(--bg) 100%);
}

.compare-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.compare-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 127, 80, 0.08);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
}

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

.compare-card.hot {
  border: 2px solid transparent;
  background: linear-gradient(#fff, #fff) padding-box, var(--gradient) border-box;
  box-shadow: 0 16px 48px rgba(255, 122, 89, 0.18);
}

.compare-card .cmp-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-btn);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 14px rgba(255, 94, 138, 0.3);
  white-space: nowrap;
}

.compare-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.compare-card .cmp-price {
  font-size: 30px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 2px;
}

.compare-card .cmp-price small {
  font-size: 14px;
  font-weight: 400;
  color: var(--gray);
}

.compare-card .cmp-desc {
  font-size: 13.5px;
  color: var(--gray);
  margin-bottom: 18px;
}

.compare-card ul {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.compare-card ul li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14.5px;
  color: var(--ink);
  line-height: 1.55;
}

.compare-card ul li i {
  color: var(--green);
  font-size: 14px;
  margin-top: 4px;
  flex-shrink: 0;
}

.compare-card ul li.muted {
  color: #9A9A9A;
}

.compare-card ul li.muted i {
  color: #C0C0C0;
}

.compare-card .btn {
  width: 100%;
}

.compare-card.hot .btn {
  background: var(--gradient-btn);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 94, 138, 0.3);
}

/* 成果 */
.stats-section {
  background: linear-gradient(135deg, #2B2B2B 0%, #3D2E28 100%);
  color: #fff;
}

.stats-head .section-title {
  color: #fff;
}

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

.stats-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-badge {
  background: linear-gradient(135deg, rgba(255, 154, 158, 0.18), rgba(255, 127, 80, 0.12));
  border: 1px solid rgba(255, 154, 158, 0.25);
  border-radius: 20px;
  padding: 28px 24px;
  text-align: center;
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}

.stat-badge:hover {
  transform: translateY(-4px);
  background: linear-gradient(135deg, rgba(255, 154, 158, 0.28), rgba(255, 127, 80, 0.22));
}

.stat-badge .stat-num {
  font-size: 34px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF9A9E, #FFC300);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  margin-bottom: 4px;
}

.stat-badge .stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

/* 资讯 */
.news-section {
  background: var(--bg);
}

.news-wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
}

.news-list {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 127, 80, 0.08);
  overflow: hidden;
}

.news-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 127, 80, 0.08);
  transition: all 0.3s ease;
}

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

.news-item:hover {
  background: rgba(255, 138, 80, 0.05);
  padding-left: 30px;
}

.news-item .news-main {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.news-item .news-date {
  font-size: 13px;
  color: var(--gray);
  white-space: nowrap;
  background: #FFF3E9;
  padding: 4px 10px;
  border-radius: 8px;
}

.news-item .news-title {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.news-item .news-arrow {
  color: var(--primary);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.news-item:hover .news-arrow {
  opacity: 1;
}

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

.news-side-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 127, 80, 0.08);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

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

.news-side-card .side-img {
  height: 140px;
  overflow: hidden;
}

.news-side-card .side-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-side-card:hover .side-img img {
  transform: scale(1.05);
}

.news-side-card .side-body {
  padding: 18px 20px;
}

.news-side-card .side-body .side-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-dark);
  background: rgba(255, 138, 80, 0.1);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}

.news-side-card .side-body h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}

.news-side-card .side-body p {
  font-size: 13.5px;
  color: var(--gray);
  margin-top: 6px;
  line-height: 1.6;
}

/* 证言 */
.testimonials-section {
  background: linear-gradient(180deg, var(--bg) 0%, #FFF0E5 100%);
}

.testi-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testi-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 127, 80, 0.08);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.3s ease;
}

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

.testi-stars {
  display: flex;
  gap: 4px;
  color: var(--amber);
  font-size: 15px;
}

.testi-text {
  font-size: 15px;
  color: var(--ink);
  line-height: 1.75;
  flex: 1;
}

.testi-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 127, 80, 0.1);
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 16px;
}

.avatar-1 {
  background: linear-gradient(135deg, #FF9A9E, #FF5E8A);
}

.avatar-2 {
  background: linear-gradient(135deg, #FFB199, #F97316);
}

.avatar-3 {
  background: linear-gradient(135deg, #35B08C, #2FBF8F);
}

.testi-user .testi-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
}

.testi-user .testi-role {
  font-size: 12.5px;
  color: var(--gray);
}

/* CTA */
.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 94, 138, 0.9), rgba(255, 127, 80, 0.92)), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  padding: 90px 0;
  color: #fff;
}

.cta-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.cta-inner h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.cta-inner p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 32px;
}

.cta-form {
  display: flex;
  gap: 10px;
  max-width: 560px;
  margin: 0 auto 30px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-form input {
  flex: 1;
  min-width: 240px;
  height: 52px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.92);
  padding: 0 18px;
  font-size: 15px;
  color: var(--ink);
  outline: none;
  transition: all 0.3s ease;
}

.cta-form input::placeholder {
  color: #9A9A9A;
}

.cta-form input:focus-visible {
  border-color: #fff;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
}

.cta-form .btn {
  height: 52px;
  padding: 0 30px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-sm);
}

.cta-form .btn:hover {
  background: #1A1A1A;
  transform: translateY(-2px);
  color: #fff;
}

.cta-form .btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(43, 43, 43, 0.4);
}

.cta-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-badges span {
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-pill);
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(4px);
}

.cta-badges span i {
  color: var(--amber);
  font-size: 13px;
}

.form-error {
  font-size: 13px;
  color: #FFE0E0;
  margin-top: 8px;
  display: none;
}

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

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 127, 80, 0.08);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(255, 127, 80, 0.25);
}

.faq-item.open {
  box-shadow: var(--shadow-md);
}

.faq-q {
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  user-select: none;
}

.faq-q i {
  color: var(--primary);
  font-size: 18px;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

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

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-a {
  max-height: 600px;
}

.faq-a-inner {
  padding: 0 24px 22px;
}

.faq-a-inner p {
  font-size: 15px;
  color: var(--gray);
  line-height: 1.75;
}

/* Footer */
.site-footer {
  background: var(--bg);
  border-top: 4px solid transparent;
  background-image: linear-gradient(var(--bg), var(--bg)), var(--gradient);
  background-origin: border-box;
  background-clip: padding-box, border-box;
  padding: 60px 0 0;
}

.footer-top {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 50px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.75;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--gradient-btn);
  border-radius: 2px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--gray);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col ul a i {
  font-size: 12px;
  color: var(--primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.footer-col ul a:hover i {
  opacity: 1;
}

.footer-col .footer-contact {
  font-size: 14px;
  color: var(--gray);
  line-height: 2;
}

.footer-col .footer-contact i {
  color: var(--primary);
  width: 20px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 127, 80, 0.12);
  padding: 22px 0;
  text-align: center;
  background: var(--bg);
}

.footer-bottom .container {
  font-size: 13.5px;
  color: var(--gray);
}

.footer-bottom .container a {
  color: var(--gray);
}

.footer-bottom .container a:hover {
  color: var(--primary-dark);
}

.footer-bottom .sep {
  margin: 0 8px;
  opacity: 0.4;
}

/* 响应式 */
@media (max-width: 1024px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(255, 248, 243, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 20px 24px 28px;
    box-shadow: 0 16px 40px rgba(255, 122, 89, 0.12);
    transform: translateY(-140%);
    transition: transform 0.35s ease;
    border-bottom: 1px solid rgba(255, 127, 80, 0.12);
    z-index: 1000;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .nav-links a {
    font-size: 17px;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255, 127, 80, 0.08);
  }

  .nav-links a::after {
    display: none;
  }

  .nav-links a.active {
    background: rgba(255, 138, 80, 0.08);
    border-radius: 10px;
  }

  .nav-cta {
    margin-top: 16px;
    width: 100%;
    justify-content: center;
    padding: 14px;
  }

  .hero {
    padding-top: 70px;
  }

  .hero h1 {
    font-size: clamp(30px, 5.5vw, 40px);
  }

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

  .solution-visual {
    order: -1;
  }

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

  .compare-card:last-child {
    grid-column: 1 / -1;
  }

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

  .news-wrap {
    grid-template-columns: 1fr;
  }

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

  .testi-card:last-child {
    grid-column: 1 / -1;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .hero {
    min-height: 88vh;
  }

  .hero-inner {
    padding: 40px 20px;
  }

  .hero-points {
    flex-direction: column;
    gap: 8px;
  }

  .hero-btns {
    flex-direction: column;
  }

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

  .countdown-wrap {
    gap: 16px;
    flex-direction: column;
    text-align: center;
  }

  .countdown-timer {
    flex-wrap: wrap;
    justify-content: center;
  }

  .pain-section,
  .solution-section,
  .compare-section,
  .stats-section,
  .news-section,
  .testimonials-section,
  .cta-section,
  .faq-section {
    padding: 60px 0;
  }

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

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

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

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

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .stat-badge {
    padding: 20px 14px;
  }

  .stat-badge .stat-num {
    font-size: 26px;
  }

  .news-wrap {
    gap: 24px;
  }

  .news-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .news-item .news-arrow {
    display: none;
  }

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

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

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

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

  .cta-form input,
  .cta-form .btn {
    width: 100%;
  }

  .faq-a-inner {
    grid-template-columns: 1fr;
    padding: 0 20px 20px;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 36px;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .solution-img-box img {
    height: 260px;
  }

  .solution-float-badge {
    left: 10px;
    bottom: 10px;
    padding: 10px 14px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-badge {
    text-align: left;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
  }

  .stat-badge .stat-num {
    margin-bottom: 0;
    font-size: 28px;
  }

  .countdown-timer .cd-cell {
    padding: 6px 8px;
    min-width: 46px;
  }

  .countdown-timer .cd-cell span {
    font-size: 18px;
  }
}

/* roulang page: category1 */
/* ========== 设计系统（与首页对齐） ========== */
:root {
  --primary: #FF7F50;
  --primary-dark: #F97316;
  --primary-light: #FFB199;
  --pink: #FF5E8A;
  --pink-light: #FF9A9E;
  --cream: #FFF3E9;
  --bg: #FFF8F3;
  --card: #FFFFFF;
  --ink: #2B2B2B;
  --gray: #5A5A5A;
  --green: #35B08C;
  --amber: #FFC300;
  --red: #E5484D;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 8px 30px rgba(255, 122, 89, 0.08);
  --shadow-md: 0 12px 36px rgba(255, 122, 89, 0.18);
  --gradient: linear-gradient(135deg, #FF9A9E 0%, #FF7F50 50%, #FFC300 100%);
  --gradient-btn: linear-gradient(135deg, #FF7F50 0%, #FF5E8A 100%);
  --gradient-green: linear-gradient(135deg, #35B08C 0%, #2FBF8F 100%);
  --container: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

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

button,
input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

ul,
ol {
  list-style: none;
}

section {
  position: relative;
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 94, 138, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 94, 138, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 6px 18px rgba(255, 94, 138, 0.35);
}

.btn-primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.75);
  border: 2px solid rgba(255, 127, 80, 0.5);
  color: var(--primary-dark);
}

.btn-outline:hover {
  background: rgba(255, 127, 80, 0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.btn-outline:active {
  transform: translateY(0);
}

.btn-outline:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* 头部导航 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 248, 243, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 127, 80, 0.12);
  transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(255, 122, 89, 0.1);
}

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  z-index: 1001;
}

.logo-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-btn);
  border-radius: 12px;
  color: #fff;
  font-size: 20px;
  box-shadow: 0 4px 14px rgba(255, 94, 138, 0.3);
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF5E8A, #F97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links a {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  padding: 6px 2px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-btn);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-links a.active {
  font-weight: 700;
  color: var(--primary-dark);
}

.nav-cta {
  padding: 10px 22px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  z-index: 1001;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.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(6px, -6px);
}

/* 页脚 */
.site-footer {
  background: #3D2E28;
  color: #F3E9E1;
  position: relative;
  margin-top: 0;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient);
}

.footer-top {
  max-width: var(--container);
  margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand .logo-text {
  background: linear-gradient(135deg, #FFB199, #FFC300);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 233, 225, 0.75);
  max-width: 340px;
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}

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

.footer-col ul li a {
  font-size: 14px;
  color: rgba(243, 233, 225, 0.7);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
}

.footer-col ul li a i {
  font-size: 10px;
  color: var(--primary);
}

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

.footer-contact p {
  font-size: 14px;
  color: rgba(243, 233, 225, 0.7);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact p i {
  color: var(--primary);
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(243, 233, 225, 0.15);
  padding: 22px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 14px;
  color: rgba(243, 233, 225, 0.6);
}

.footer-bottom .sep {
  color: rgba(243, 233, 225, 0.3);
}

/* ========== 分类页特有 ========== */
/* 页头横幅 */
.cat-banner {
  position: relative;
  padding: 130px 0 60px;
  background: linear-gradient(135deg, rgba(255, 94, 138, 0.88), rgba(255, 127, 80, 0.92)), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  overflow: hidden;
}

.cat-banner::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 195, 0, 0.2), transparent 70%);
  pointer-events: none;
}

.cat-banner .container {
  position: relative;
  z-index: 2;
}

.cat-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 20px;
}

.cat-breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
  transition: color 0.3s ease;
}

.cat-breadcrumb a:hover {
  color: #fff;
}

.cat-breadcrumb i {
  font-size: 10px;
}

.cat-banner h1 {
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 12px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.15);
}

.cat-banner .cat-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.92);
  max-width: 620px;
  margin-bottom: 30px;
}

.cat-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.cat-stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.cat-stat-badge i {
  color: var(--amber);
}

/* 筛选工具栏 */
.cat-toolbar {
  padding: 40px 0 10px;
}

.toolbar-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.85);
  border: 1.5px solid rgba(255, 127, 80, 0.2);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  background: rgba(255, 127, 80, 0.06);
  transform: translateY(-1px);
}

.filter-btn.active {
  background: var(--gradient-btn);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 20px rgba(255, 94, 138, 0.3);
}

.filter-btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.search-box {
  position: relative;
  flex-shrink: 0;
}

.search-box input {
  width: 260px;
  height: 46px;
  padding: 0 46px 0 20px;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 1.5px solid rgba(255, 127, 80, 0.2);
  font-size: 14px;
  color: var(--ink);
  transition: all 0.3s ease;
  outline: none;
}

.search-box input::placeholder {
  color: #999;
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(255, 138, 80, 0.15);
}

.search-box button {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-btn);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  outline: none;
}

.search-box button:hover {
  box-shadow: 0 4px 14px rgba(255, 94, 138, 0.4);
  transform: translateY(-50%) scale(1.04);
}

.search-box button:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

/* 卡片网格 */
.cat-grid-section {
  padding: 40px 0 60px;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.content-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid rgba(255, 127, 80, 0.08);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.content-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 94, 138, 0.25);
}

.content-card:focus-within {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #FFE0D6, #FFC3D0);
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.content-card:hover .card-media img {
  transform: scale(1.05);
}

.card-media .card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
}

.io-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(43, 43, 43, 0.55);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.io-badge.green {
  background: rgba(53, 176, 140, 0.85);
}

.card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-dark);
  background: linear-gradient(135deg, rgba(255, 138, 80, 0.1), rgba(255, 94, 138, 0.1));
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.card-title {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 10px;
  color: var(--ink);
}

.card-title a {
  transition: color 0.3s ease;
}

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

.card-summary {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 18px;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
  padding: 6px 0;
}

.card-link:hover {
  gap: 10px;
  color: var(--pink);
}

.card-link:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
  border-radius: 6px;
}

.card-stat {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray);
  background: rgba(255, 138, 80, 0.08);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* 特色大卡 */
.featured-card {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  background-clip: padding-box;
  position: relative;
  transition: all 0.3s ease;
}

.featured-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: var(--gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 0;
}

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

.featured-media {
  min-height: 280px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #FFE0D6, #FFC3D0);
}

.featured-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.featured-card:hover .featured-media img {
  transform: scale(1.04);
}

.featured-media .io-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
}

.featured-body {
  padding: 30px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.featured-body .card-tags {
  margin-bottom: 14px;
}

.featured-body .card-title {
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 14px;
}

.featured-body .card-summary {
  font-size: 15px;
  margin-bottom: 20px;
}

.featured-body .card-footer {
  margin-top: auto;
}

/* 分页 */
.pagination-wrap {
  padding: 10px 0 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.page-btn {
  min-width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 1.5px solid rgba(255, 127, 80, 0.15);
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
}

.page-btn:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.page-btn.active {
  background: var(--gradient-btn);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 20px rgba(255, 94, 138, 0.3);
}

.page-btn:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 138, 80, 0.4);
}

.page-btn.next-page {
  background: rgba(255, 255, 255, 0.85);
  border-style: dashed;
}

/* 底部 CTA */
.cat-cta {
  padding: 20px 0 80px;
}

.cat-cta .cta-card {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  box-shadow: 0 16px 48px rgba(255, 122, 89, 0.25);
  position: relative;
  overflow: hidden;
}

.cat-cta .cta-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.cat-cta .cta-card::before {
  content: "";
  position: absolute;
  right: 40px;
  bottom: -60px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.cta-text {
  position: relative;
  z-index: 1;
}

.cta-text h2 {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.4;
}

.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.92);
  max-width: 600px;
}

.cta-text p i {
  color: var(--amber);
  font-style: normal;
}

.cat-cta .cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.cat-cta .btn-white {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(43, 43, 43, 0.15);
}

.cat-cta .btn-white:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 32px rgba(43, 43, 43, 0.22);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -340px;
    width: 320px;
    height: 100vh;
    background: rgba(255, 248, 243, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 36px;
    transition: right 0.35s ease;
    box-shadow: -8px 0 30px rgba(43, 43, 43, 0.08);
    z-index: 1000;
    padding: 80px 30px 40px;
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-links {
    flex-direction: column;
    gap: 22px;
  }

  .nav-links a {
    font-size: 16px;
    font-weight: 600;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    width: 100%;
    padding: 14px 24px;
    justify-content: center;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .cat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .featured-card {
    grid-column: span 2;
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .container {
    padding: 0 20px;
  }

  .cat-banner {
    padding: 110px 0 45px;
  }

  .cat-banner h1 {
    font-size: 30px;
  }

  .cat-banner .cat-desc {
    font-size: 15px;
    margin-bottom: 24px;
  }

  .cat-stats {
    gap: 10px;
  }

  .cat-stat-badge {
    padding: 7px 14px;
    font-size: 13px;
  }

  .toolbar-wrap {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group {
    overflow-x: auto;
    padding-bottom: 8px;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .filter-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .search-box {
    width: 100%;
  }

  .search-box input {
    width: 100%;
  }

  .cat-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .featured-card {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }

  .featured-media {
    min-height: 200px;
    aspect-ratio: 16 / 10;
  }

  .featured-body {
    padding: 20px;
  }

  .featured-body .card-title {
    font-size: 20px;
  }

  .content-card .card-title {
    font-size: 18px;
  }

  .pagination-wrap {
    flex-wrap: wrap;
  }

  .page-btn {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    font-size: 14px;
  }

  .cat-cta {
    padding: 10px 0 50px;
  }

  .cat-cta .cta-card {
    flex-direction: column;
    padding: 28px 24px;
    align-items: flex-start;
  }

  .cta-text h2 {
    font-size: 22px;
  }

  .cta-text p {
    font-size: 14px;
  }

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

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 40px 20px 30px;
  }

  .footer-brand p {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .cat-stat-badge i {
    display: none;
  }
}