/* roulang page: index */
:root {
  --c-primary: #FF7A45;
  --c-secondary: #E5488A;
  --c-purple: #9B45F5;
  --c-teal: #00D9B3;
  --c-warning: #FFB800;
  --c-success: #2BD576;
  --c-bg-dark: #0D0F1A;
  --c-bg-section: #121626;
  --c-card: #171D30;
  --c-card-inner: #1D2438;
  --c-border: rgba(255,255,255,0.07);
  --c-text-main: #F4F6FF;
  --c-text-sub: #A5ADC4;
  --c-text-weak: #6E7794;
  --gradient-main: linear-gradient(135deg, #FF7A45 0%, #E5488A 55%, #9B45F5 100%);
  --gradient-teal: linear-gradient(135deg, #00D9B3 0%, #00A88A 100%);
  --radius-large: 20px;
  --radius-card: 16px;
  --radius-btn: 12px;
  --shadow-card: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.4);
  --shadow-accent: 0 0 0 1px rgba(255,255,255,0.06), 0 20px 60px rgba(155,69,245,0.16);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  background-color: var(--c-bg-dark);
  color: var(--c-text-main);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
button {
  font-family: var(--font-main);
  cursor: pointer;
  border: none;
  background: none;
}
input, textarea {
  font-family: var(--font-main);
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.section-padding {
  padding-top: 90px;
  padding-bottom: 90px;
}
.section-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 36px;
  position: relative;
  padding-left: 16px;
}
.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 4px;
  background: var(--gradient-main);
}
.section-title .gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-title-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.section-title-wrap .section-title {
  margin-bottom: 0;
}
.section-more-link {
  font-size: 14px;
  color: var(--c-text-sub);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--c-border);
  padding: 8px 18px;
  border-radius: 999px;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.section-more-link:hover {
  color: var(--c-primary);
  border-color: rgba(255,122,69,0.5);
  background: rgba(255,122,69,0.08);
}

/* ========== 导航 ========== */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(13,15,26,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}
.nav-left-group, .nav-right-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}
.nav-right-group {
  justify-content: flex-end;
}
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--c-text-sub);
  padding: 8px 18px;
  border-radius: 8px;
  position: relative;
  transition: color 0.25s ease;
  display: inline-block;
  min-height: 36px;
  line-height: 20px;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-main);
  transition: width 0.3s ease;
}
.nav-link:hover {
  color: var(--c-primary);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: calc(100% - 24px);
}
.nav-link.active {
  color: #fff;
  font-weight: 600;
}
.header-logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 8px;
  z-index: 2;
}
.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(155,69,245,0.35);
  flex-shrink: 0;
}
.logo-badge svg {
  width: 18px;
  height: 18px;
}
.logo-text {
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.01em;
  white-space: nowrap;
  background: linear-gradient(135deg, #fff 40%, #c9b8ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--c-border);
  background: rgba(255,255,255,0.04);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: absolute;
  right: 16px;
  top: 14px;
  z-index: 1200;
}
.menu-toggle svg {
  width: 22px;
  height: 22px;
  stroke: #F4F6FF;
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 16px;
  right: 16px;
  background: var(--c-card);
  border-radius: 16px;
  border: 1px solid var(--c-border);
  padding: 12px;
  z-index: 1100;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.mobile-menu.open {
  display: block;
}
.mobile-menu .nav-link {
  display: block;
  padding: 14px 16px;
  border-radius: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  min-height: 48px;
}
.mobile-menu .nav-link:last-child {
  border-bottom: none;
}
.mobile-menu .nav-link:hover {
  background: rgba(255,122,69,0.08);
}
.mobile-menu .nav-link.active {
  background: rgba(155,69,245,0.15);
  color: #fff;
}
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1050;
}
.nav-overlay.show {
  display: block;
}

/* ========== Hero ========== */
.hero-section {
  position: relative;
  overflow: hidden;
  padding-top: 90px;
  padding-bottom: 70px;
  background: var(--c-bg-dark);
}
.hero-section::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,69,245,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--c-bg-dark));
  pointer-events: none;
  z-index: 1;
}
.hero-inner {
  display: flex;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-content {
  flex: 1.1;
  max-width: 55%;
}
.hero-visual {
  flex: 0.85;
  display: flex;
  justify-content: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-sub);
  margin-bottom: 24px;
}
.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-teal);
  box-shadow: 0 0 8px rgba(0,217,179,0.6);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.hero-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #fff;
}
.hero-title .gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 17px;
  color: var(--c-text-sub);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 14px 32px;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.08), 0 8px 24px rgba(155,69,245,0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  min-height: 48px;
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.12), 0 12px 32px rgba(155,69,245,0.4);
}
.btn-primary:active {
  transform: scale(0.97);
}
.btn-primary svg {
  width: 18px;
  height: 18px;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 1px solid #5B6478;
  color: #F4F6FF;
  font-size: 16px;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all 0.25s ease;
  min-height: 48px;
}
.btn-outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: rgba(255,122,69,0.06);
}
.btn-outline:active {
  transform: scale(0.97);
}
.btn-outline svg {
  width: 17px;
  height: 17px;
}
.hero-badges-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.mini-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-text-sub);
}
.mini-badge .icon-wrap {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: rgba(0,217,179,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-teal);
}
.mini-badge .icon-wrap svg {
  width: 12px;
  height: 12px;
}
.hero-visual-card {
  position: relative;
  width: 260px;
  max-width: 55vw;
  height: 560px;
  max-height: 640px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--shadow-accent);
  background: var(--c-card);
  flex-shrink: 0;
}
.hero-visual-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  z-index: 1;
}
.visual-card-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
}
.live-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.15);
}
.live-chip .red-dot {
  width: 6px;
  height: 6px;
  background: #FF4D4F;
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}
.downloads-chip {
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-warning);
  border: 1px solid rgba(255,184,0,0.3);
}
.visual-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, #0D0F1A 0%, rgba(13,15,26,0) 100%);
  z-index: 2;
}
.visual-card-bottom {
  position: absolute;
  bottom: 20px;
  left: 16px;
  right: 16px;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.visual-launch-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(155,69,245,0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.visual-launch-btn:hover {
  transform: scale(1.04);
}
.visual-launch-btn svg {
  width: 16px;
  height: 16px;
}
.visual-percent {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-teal);
  background: rgba(0,217,179,0.12);
  padding: 6px 12px;
  border-radius: 999px;
}
.hero-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 300px;
  height: 300px;
  transform: translate(-50%, -50%);
  background: rgba(155,69,245,0.08);
  filter: blur(60px);
  border-radius: 50%;
  z-index: 0;
  pointer-events: none;
}

/* ========== 数据徽章栏 ========== */
.stats-section {
  position: relative;
  z-index: 5;
  margin-top: -30px;
  padding-bottom: 90px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-large);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(155,69,245,0.35);
}
.stat-number {
  font-size: 28px;
  font-weight: 900;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #00D9B3 0%, #2BD576 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}
.stat-card:nth-child(2) .stat-number {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-card:nth-child(3) .stat-number {
  background: linear-gradient(135deg, #FFB800 0%, #FF8A00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 13px;
  color: var(--c-text-sub);
  font-weight: 500;
}

/* ========== 爆款片段卡 ========== */
.featured-section {
  background: var(--c-bg-section);
  overflow: hidden;
}
.h-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 20px;
  scrollbar-width: thin;
  scrollbar-color: rgba(155,69,245,0.4) rgba(255,255,255,0.04);
}
.h-scroll::-webkit-scrollbar {
  height: 5px;
}
.h-scroll::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.04);
  border-radius: 10px;
}
.h-scroll::-webkit-scrollbar-thumb {
  background: rgba(155,69,245,0.4);
  border-radius: 10px;
}
.fragment-card {
  flex: 0 0 180px;
  width: 180px;
  border-radius: var(--radius-card);
  background: var(--c-card);
  border: 1px solid var(--c-border);
  overflow: hidden;
  position: relative;
  scroll-snap-align: start;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.fragment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(155,69,245,0.45);
}
.fragment-card .frag-img {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  position: relative;
}
.fragment-card .frag-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.fragment-card:hover .frag-img img {
  transform: scale(1.03);
}
.frag-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,15,26,0.8) 0%, transparent 40%);
}
.frag-hot {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(13,15,26,0.75);
  backdrop-filter: blur(4px);
  color: var(--c-warning);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,184,0,0.3);
}
.frag-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease, transform 0.3s ease;
}
.frag-play svg {
  width: 16px;
  height: 16px;
  color: #fff;
  margin-left: 2px;
}
.fragment-card:hover .frag-play {
  background: var(--gradient-main);
  transform: translate(-50%, -50%) scale(1.08);
}
.frag-info {
  padding: 12px 12px 14px;
}
.frag-title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.frag-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.frag-duration {
  font-size: 11px;
  color: var(--c-text-weak);
  background: rgba(255,255,255,0.05);
  padding: 2px 6px;
  border-radius: 4px;
}

/* ========== 种草清单 ========== */
.recommend-section {
  background: var(--c-bg-dark);
}
.recommend-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.recommend-card {
  display: flex;
  gap: 20px;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-large);
  padding: 22px 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  align-items: flex-start;
}
.recommend-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(229,72,138,0.4);
}
.recommend-num {
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(180deg, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0.04) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
  min-width: 44px;
  text-align: center;
}
.recommend-content {
  flex: 1;
}
.recommend-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #fff;
  line-height: 1.4;
}
.recommend-desc {
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.65;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.recommend-tags {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.rec-tag {
  font-size: 12px;
  color: var(--c-text-sub);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 3px 10px;
  border-radius: 999px;
}
.recommend-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-teal);
  white-space: nowrap;
  transition: color 0.2s ease;
}
.recommend-link:hover {
  color: #fff;
}

/* ========== 最新资讯 CMS 区 ========== */
.news-section {
  background: var(--c-bg-section);
}
.news-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
}
.news-feature {
  position: relative;
  border-radius: var(--radius-large);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  transition: border-color 0.3s ease;
}
.news-feature:hover {
  border-color: rgba(155,69,245,0.45);
}
.news-feature .feature-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}
.news-feature .feature-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-feature-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,15,26,0.95) 0%, rgba(13,15,26,0.4) 55%, transparent 100%);
  z-index: 2;
}
.news-feature-content {
  position: relative;
  z-index: 3;
  padding: 28px;
}
.news-feature-content .category-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--c-warning);
  background: rgba(255,184,0,0.12);
  border: 1px solid rgba(255,184,0,0.25);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.news-feature-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-feature-summary {
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-feature-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--c-text-weak);
  align-items: center;
}
.news-feature-meta .read-more {
  color: var(--c-primary);
  font-weight: 600;
  margin-left: auto;
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.news-list-item {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  padding: 18px 20px;
  display: flex;
  gap: 14px;
  align-items: center;
  transition: transform 0.25s ease, border-color 0.25s ease;
  min-height: 76px;
}
.news-list-item:hover {
  border-color: rgba(155,69,245,0.4);
  transform: translateX(4px);
}
.news-list-main {
  flex: 1;
  min-width: 0;
}
.news-list-top {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 4px;
}
.news-list-cat {
  font-size: 11px;
  font-weight: 600;
  color: #9B45F5;
  background: rgba(155,69,245,0.12);
  padding: 1px 8px;
  border-radius: 4px;
  border: 1px solid rgba(155,69,245,0.2);
}
.news-list-title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
  line-height: 1.4;
}
.news-list-desc {
  font-size: 13px;
  color: var(--c-text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.5;
}
.news-list-right {
  flex-shrink: 0;
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}
.news-list-time {
  font-size: 12px;
  color: var(--c-text-weak);
}
.news-list-link {
  font-size: 13px;
  color: var(--c-teal);
  font-weight: 600;
  white-space: nowrap;
}
.news-list-link:hover {
  color: var(--c-primary);
}
.news-empty {
  background: var(--c-card);
  border-radius: var(--radius-large);
  border: 1px dashed rgba(255,255,255,0.12);
  padding: 60px 30px;
  text-align: center;
  grid-column: 1 / -1;
}
.news-empty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  color: var(--c-text-weak);
  opacity: 0.5;
}
.news-empty p {
  color: var(--c-text-weak);
  font-size: 14px;
}

/* ========== 评论口碑 ========== */
.reviews-section {
  background: var(--c-bg-dark);
}
.reviews-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 20px;
  scrollbar-width: none;
}
.reviews-scroll::-webkit-scrollbar {
  display: none;
}
.review-card {
  flex: 0 0 300px;
  background: rgba(29,36,56,0.6);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-large);
  padding: 24px 24px 20px;
  scroll-snap-align: start;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.review-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,184,0,0.3);
}
.review-card::before {
  content: '\201C';
  position: absolute;
  top: 8px;
  right: 18px;
  font-size: 60px;
  font-family: Georgia, serif;
  color: rgba(255,255,255,0.06);
  line-height: 1;
}
.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF7A45, #9B45F5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.15);
}
.review-name {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  display: block;
}
.review-source {
  font-size: 12px;
  color: var(--c-text-weak);
}
.review-stars {
  margin-bottom: 12px;
  color: var(--c-warning);
  font-size: 14px;
  letter-spacing: 2px;
}
.review-text {
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 10px;
}
.review-date {
  font-size: 12px;
  color: var(--c-text-weak);
}

/* ========== CTA 区 ========== */
.cta-section {
  position: relative;
  padding: 90px 0;
  overflow: hidden;
  background: var(--c-bg-section);
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-main);
  opacity: 0.09;
  z-index: 0;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,69,245,0.14) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #fff;
}
.cta-title .gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cta-subtext {
  font-size: 15px;
  color: var(--c-text-sub);
  margin-bottom: 36px;
  line-height: 1.7;
}
.cta-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.cta-btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-main);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 40px;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(155,69,245,0.4);
  transition: transform 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease;
  min-height: 52px;
}
.cta-btn-download:hover {
  filter: brightness(1.08);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(155,69,245,0.5);
}
.cta-btn-download:active {
  transform: scale(0.97);
}
.cta-btn-download svg {
  width: 20px;
  height: 20px;
}
.cta-btn-guide {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid #5B6478;
  color: #F4F6FF;
  font-size: 16px;
  font-weight: 500;
  padding: 15px 36px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: all 0.25s ease;
  min-height: 52px;
}
.cta-btn-guide:hover {
  border-color: var(--c-teal);
  color: var(--c-teal);
  background: rgba(0,217,179,0.06);
}
.cta-privacy {
  margin-top: 20px;
  font-size: 13px;
  color: var(--c-text-weak);
}

/* ========== FAQ ========== */
.faq-section {
  background: var(--c-bg-dark);
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.faq-item:hover {
  border-color: rgba(255,255,255,0.12);
}
.faq-item.active {
  border-color: rgba(0,217,179,0.4);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  text-align: left;
  cursor: pointer;
  min-height: 52px;
  transition: color 0.25s ease;
}
.faq-question:hover {
  color: var(--c-primary);
}
.faq-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--c-text-sub);
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--c-teal);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-item.active .faq-answer {
  max-height: 200px;
}
.faq-answer-inner {
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.75;
}

/* ========== 页脚 ========== */
.main-footer {
  background: #080A12;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 1fr;
  gap: 40px;
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-brand .logo-text {
  font-size: 18px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 40%, #c9b8ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.footer-brand p {
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.7;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--c-text-sub);
  transition: color 0.25s ease;
  display: inline-block;
  padding: 4px 0;
  min-height: 30px;
}
.footer-col ul li a:hover {
  color: var(--c-primary);
}
.footer-bottom {
  margin-top: 50px;
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--c-text-weak);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .hero-inner {
    gap: 40px;
  }
  .hero-content {
    max-width: 60%;
  }
  .hero-visual {
    flex: 0.8;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 768px) {
  .section-padding {
    padding-top: 56px;
    padding-bottom: 56px;
  }
  .header-inner {
    justify-content: center;
  }
  .nav-left-group, .nav-right-group {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .header-logo {
    position: static;
    transform: none;
  }
  .hero-inner {
    flex-direction: column;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-title {
    font-size: clamp(30px, 7vw, 40px);
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .section-title {
    font-size: 24px;
  }
  .recommend-grid {
    grid-template-columns: 1fr;
  }
  .recommend-card {
    padding: 18px 16px;
  }
  .news-layout {
    grid-template-columns: 1fr;
  }
  .news-feature {
    min-height: 300px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .cta-title {
    font-size: 26px;
  }
  .cta-actions {
    flex-direction: column;
    gap: 14px;
  }
  .cta-btn-download, .cta-btn-guide {
    width: 60%;
    justify-content: center;
  }
  .reviews-scroll .review-card {
    flex: 0 0 270px;
  }
}
@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .hero-buttons {
    flex-direction: column;
    gap: 12px;
  }
  .btn-primary, .btn-outline {
    width: 100%;
  }
  .hero-badges-row {
    gap: 12px;
    flex-direction: column;
  }
  .hero-visual-card {
    width: 55vw;
    height: auto;
    aspect-ratio: 9 / 16;
    max-width: 240px;
  }
  .section-title-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .section-more-link {
    align-self: flex-start;
  }
  .recommend-num {
    font-size: 34px;
    min-width: 34px;
  }
  .news-feature-content {
    padding: 20px;
  }
  .news-feature-content h3 {
    font-size: 18px;
  }
  .news-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .news-list-right {
    flex-direction: row;
    align-items: center;
    gap: 12px;
    width: 100%;
    justify-content: space-between;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .stat-card {
    padding: 20px 16px;
  }
  .stat-number {
    font-size: 22px;
  }
  .faq-question {
    padding: 14px 16px;
    font-size: 14px;
  }
  .faq-answer-inner {
    padding: 0 16px 16px;
  }
  .cta-btn-download, .cta-btn-guide {
    width: 100%;
  }
}

/* roulang page: article */
:root {
  --pri-1: #FF7A45;
  --pri-2: #E5488A;
  --pri-3: #9B45F5;
  --accent: #00D9B3;
  --hot: #FFB800;
  --bg: #0D0F1A;
  --bg-alt: #121626;
  --card: #171D30;
  --card-inner: #1D2438;
  --text: #F4F6FF;
  --text-2: #A5ADC4;
  --text-3: #6E7794;
  --success: #2BD576;
  --border: rgba(255,255,255,0.07);
  --r-lg: 20px;
  --r-md: 16px;
  --r-sm: 12px;
  --shadow-card: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.4);
  --grad: linear-gradient(135deg, #FF7A45 0%, #E5488A 50%, #9B45F5 100%);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,15,26,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 72px;
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-left-group, .nav-right-group {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: var(--r-sm);
  position: relative;
  transition: color 0.25s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 6px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-link:hover, .nav-link.active {
  color: var(--pri-1);
}
.nav-link:hover::after, .nav-link.active::after {
  transform: scaleX(1);
}
.site-logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 8px;
  z-index: 5;
}
.logo-badge {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--grad);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(155,69,245,0.35);
}
.logo-badge svg { width: 20px; height: 20px; }
.logo-text {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.01em;
  white-space: nowrap;
  background: linear-gradient(135deg, #FF7A45, #E5488A, #9B45F5);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0;
  z-index: 10;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Main */
.article-main { padding-top: 48px; padding-bottom: 80px; }
.article-container { max-width: 860px; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--text-3);
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--text-2); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--pri-1); }
.breadcrumb .sep { color: var(--text-3); opacity: 0.6; }
.breadcrumb .current {
  color: var(--text-2);
  max-width: 260px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Article Header */
.article-header { margin-bottom: 40px; }
.article-header h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 18px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-3);
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item svg { width: 14px; height: 14px; opacity: 0.7; }
.meta-cat {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255,122,69,0.14);
  border: 1px solid rgba(255,122,69,0.25);
  color: var(--pri-1);
}

/* Article Body */
.article-body {
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}
.article-body p { margin-bottom: 1.5em; }
.article-body h2 {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.3;
  margin-top: 32px;
  margin-bottom: 16px;
  padding-left: 14px;
  position: relative;
}
.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 4px;
  background: var(--grad);
}
.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  margin-top: 24px;
  margin-bottom: 12px;
}
.article-body ul, .article-body ol {
  margin-bottom: 1.5em;
  padding-left: 1.4em;
}
.article-body li { margin-bottom: 0.5em; }
.article-body img {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  max-width: 100%;
  height: auto;
  margin: 24px auto;
}
.article-body blockquote {
  position: relative;
  background: var(--bg-alt);
  padding: 16px 20px 16px 24px;
  border-radius: 12px;
  margin-bottom: 1.5em;
  color: var(--text-2);
}
.article-body blockquote::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 4px;
  background: var(--grad);
}
.article-body a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}
.article-body a:hover { text-decoration: underline; color: var(--accent); }
.article-body code {
  background: var(--card-inner);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--pri-1);
}
.article-body table { width: 100%; border-collapse: collapse; margin-bottom: 1.5em; }
.article-body th, .article-body td {
  padding: 10px 14px;
  border: 1px solid var(--border);
  text-align: left;
}
.article-body th { background: var(--card); font-weight: 600; }

/* Empty state */
.article-empty {
  text-align: center;
  padding: 80px 24px;
  background: var(--card);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
}
.empty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 20px;
  background: var(--card-inner);
  display: flex;
  align-items: center;
  justify-content: center;
}
.empty-icon svg { width: 28px; height: 28px; stroke: var(--text-3); }
.article-empty p { color: var(--text-3); margin-bottom: 24px; font-size: 15px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1px solid #5B6478;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.25s ease;
  text-decoration: none;
}
.btn-secondary:hover { border-color: var(--pri-1); color: var(--pri-1); }

/* Article Tags */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.article-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-2);
  transition: all 0.2s ease;
}
.article-tag:hover { border-color: var(--pri-3); color: var(--text); }

/* Related Section */
.related-section {
  padding: 72px 0 56px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.related-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.related-header h2 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.25;
  padding-left: 14px;
  position: relative;
}
.related-header h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 4px;
  background: var(--grad);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.related-card:hover {
  transform: translateY(-3px);
  border-color: rgba(155,69,245,0.45);
  box-shadow: var(--shadow-hover);
}
.related-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.related-card:hover .related-cover img { transform: scale(1.03); }
.related-cover::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 50%;
  background: linear-gradient(180deg, transparent, rgba(13,15,26,0.7));
}
.related-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(13,15,26,0.75);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
  backdrop-filter: blur(4px);
}
.related-info { padding: 20px; }
.related-info h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-info p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-3);
}
.related-meta span { display: inline-flex; align-items: center; gap: 4px; }
.related-meta svg { width: 12px; height: 12px; }

/* CTA */
.article-cta { padding: 56px 0; }
.cta-banner {
  position: relative;
  background: linear-gradient(135deg, rgba(255,122,69,0.12), rgba(155,69,245,0.12)), var(--card);
  border: 1px solid rgba(155,69,245,0.25);
  border-radius: var(--r-lg);
  padding: 48px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(155,69,245,0.25), transparent 70%);
  pointer-events: none;
}
.cta-copy h2 {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 8px;
}
.cta-copy h2 span {
  background: linear-gradient(135deg, #FF7A45, #E5488A, #9B45F5);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.cta-copy p { color: var(--text-2); font-size: 15px; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 32px;
  border-radius: var(--r-sm);
  background: var(--grad);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  border: none;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.06), 0 4px 20px rgba(155,69,245,0.35);
  transition: all 0.25s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.1), 0 8px 28px rgba(155,69,245,0.45);
}
.btn-primary:active { transform: scale(0.97); }
.btn-primary svg { width: 18px; height: 18px; }

/* Back button */
.back-row {
  text-align: center;
  padding: 48px 24px 0;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1px solid #5B6478;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.25s ease;
  text-decoration: none;
}
.btn-outline:hover { border-color: var(--pri-1); color: var(--pri-1); transform: translateY(-2px); }

/* Footer */
.main-footer {
  background: #080A12;
  border-top: 1px solid var(--border);
  padding: 56px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer-logo .logo-badge { width: 34px; height: 34px; border-radius: 10px; }
.footer-logo .logo-badge svg { width: 18px; height: 18px; }
.footer-logo .logo-text {
  font-size: 18px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF7A45, #E5488A, #9B45F5);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer-brand p {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.65;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 14px;
  color: var(--text-2);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--pri-1); }
.footer-col li.plain { font-size: 14px; color: var(--text-3); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 18px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-3);
}

/* Responsive */
@media (max-width: 1024px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-banner { flex-direction: column; text-align: center; }
  .cta-copy h2 { font-size: 24px; }
}
@media (max-width: 767px) {
  .container { padding: 0 16px; }
  .nav-toggle { display: flex; }
  .nav-left-group, .nav-right-group {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 8px;
    flex-direction: column;
    align-items: stretch;
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
  }
  .nav-left-group { top: 72px; }
  .nav-right-group { top: 188px; }
  .site-header.nav-open .nav-left-group,
  .site-header.nav-open .nav-right-group { display: flex; }
  .nav-link { padding: 0 14px; min-height: 44px; justify-content: flex-start; }
  .nav-link::after { display: none; }
  .site-logo { position: static; transform: none; }
  .header-inner { justify-content: space-between; }
  .nav-left-group { position: absolute; }
  .article-main { padding-top: 32px; }
  .breadcrumb { margin-bottom: 24px; }
  .article-header h1 { font-size: 26px; }
  .article-body { font-size: 15px; line-height: 1.8; }
  .article-body h2 { font-size: 22px; }
  .related-section { padding: 56px 0 40px; }
  .related-grid { grid-template-columns: 1fr; gap: 16px; }
  .cta-banner { padding: 36px 24px; }
  .cta-copy h2 { font-size: 21px; }
  .btn-primary { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .logo-text { font-size: 16px; }
  .article-meta { gap: 10px; }
  .cta-banner { padding: 28px 20px; }
}

/* roulang page: category1 */
:root {
  --grad-primary: linear-gradient(135deg, #FF7A45 0%, #E5488A 50%, #9B45F5 100%);
  --clr-accent: #00D9B3;
  --clr-warn: #FFB800;
  --clr-bg: #0D0F1A;
  --clr-bg-secondary: #121626;
  --clr-card: #171D30;
  --clr-card-inner: #1D2438;
  --clr-border: rgba(255,255,255,0.07);
  --clr-text: #F4F6FF;
  --clr-text-secondary: #A5ADC4;
  --clr-text-weak: #6E7794;
  --clr-success: #2BD576;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 20px 60px rgba(155,69,245,0.18);
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --transition-base: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  background: var(--clr-bg);
  color: var(--clr-text);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; object-fit: cover; }
a { color: inherit; text-decoration: none; transition: color var(--transition-base); }
ul, ol { list-style: none; }
button, input { font-family: inherit; border: none; outline: none; background: none; }
button { cursor: pointer; }

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

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 72px;
  background: rgba(13,15,26,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}
.nav-left-group,
.nav-right-group {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--clr-text-secondary);
  border-radius: 10px;
  position: relative;
}
.nav-link:hover {
  color: #FF7A45;
}
.nav-link.active {
  color: var(--clr-text);
  font-weight: 600;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 8px;
  min-height: 44px;
  flex-shrink: 0;
}
.logo-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(229,72,138,0.3);
}
.logo-badge svg {
  width: 18px;
  height: 18px;
}
.logo-text {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 10px;
  border: 1px solid var(--clr-border);
  background: var(--clr-card);
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--clr-text);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  transition: all 0.25s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn svg { flex-shrink: 0; }
.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.06), 0 8px 24px rgba(229,72,138,0.28);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.1), 0 14px 32px rgba(229,72,138,0.35);
}
.btn-primary:active { transform: scale(0.97); }
.btn-outline {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid #5B6478;
}
.btn-outline:hover {
  border-color: #FF7A45;
  color: #FF7A45;
  transform: translateY(-2px);
}
.btn-outline:active { transform: scale(0.97); }
.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 18px;
  border-radius: 10px;
  background: var(--grad-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-download:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(229,72,138,0.3);
}
.btn-download:active { transform: scale(0.96); }

/* ===== Hero ===== */
.category-hero {
  position: relative;
  padding: 90px 0 70px;
  background:
    radial-gradient(ellipse 600px 300px at 85% 20%, rgba(155,69,245,0.22), transparent 60%),
    radial-gradient(ellipse 400px 250px at 10% 80%, rgba(255,122,69,0.15), transparent 60%),
    var(--clr-bg);
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent 75%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 48px;
  align-items: center;
}
.hero-content {
  max-width: 540px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 13px;
  font-weight: 500;
  color: var(--clr-text-secondary);
  margin-bottom: 20px;
}
.hero-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-success);
  box-shadow: 0 0 0 3px rgba(43,213,118,0.15);
}
.hero-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.hero-title .text-gradient {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 16px;
  line-height: 1.75;
  color: var(--clr-text-secondary);
  margin-bottom: 28px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.hero-stat {
  background: rgba(23,29,48,0.7);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
}
.hero-stat .num {
  font-size: 24px;
  font-weight: 900;
  background: linear-gradient(135deg, #00D9B3, #FF7A45);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.2;
}
.hero-stat .label {
  font-size: 13px;
  color: var(--clr-text-weak);
  margin-top: 2px;
}
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-cover {
  position: relative;
  width: 280px;
  max-width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-glow);
}
.hero-cover img {
  width: 100%;
  height: 100%;
}
.hero-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,15,26,0.6) 0%, transparent 40%);
}
.hero-cover-info {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 2;
}
.hero-cover-info .live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(13,15,26,0.75);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 10px;
}
.hero-cover-info .live-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #FF5B5B;
}
.hero-cover-info .cover-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  width: 100%;
  border-radius: 10px;
  background: var(--grad-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

/* ===== Section common ===== */
.section {
  padding: 80px 0;
}
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}
.section-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.25;
  position: relative;
  padding-left: 16px;
}
.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 4px;
  background: var(--grad-primary);
}
.section-link {
  font-size: 14px;
  color: var(--clr-text-weak);
  white-space: nowrap;
}
.section-link:hover { color: #FF7A45; }

/* ===== Filter tabs ===== */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}
.filter-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  font-size: 14px;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: all 0.25s ease;
}
.filter-tab:hover {
  border-color: rgba(255,122,69,0.5);
  color: var(--clr-text);
}
.filter-tab.active {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
  font-weight: 600;
}

/* ===== Download cards ===== */
.download-section {
  background: var(--clr-bg-secondary);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.download-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.download-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(155,69,245,0.45);
}
.download-card .card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.download-card .card-media img {
  width: 100%;
  height: 100%;
  transition: transform 0.3s ease;
}
.download-card:hover .card-media img {
  transform: scale(1.03);
}
.card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(13,15,26,0.78);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--clr-warn);
  backdrop-filter: blur(6px);
}
.card-tag.hot {
  color: #FF7A45;
}
.card-tag.new {
  color: var(--clr-accent);
}
.card-download-count {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(13,15,26,0.78);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--clr-text);
  backdrop-filter: blur(6px);
}
.download-card .card-body {
  padding: 18px 20px 20px;
}
.card-name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 6px;
}
.card-version {
  font-size: 13px;
  color: var(--clr-accent);
  font-weight: 500;
  margin-bottom: 10px;
}
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--clr-text-weak);
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 6px;
}
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* ===== Process ===== */
.process-section {
  background: var(--clr-bg);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-step {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  transition: all 0.25s ease;
}
.process-step:hover {
  border-color: rgba(155,69,245,0.45);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.step-num {
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
  display: block;
  opacity: 0.9;
}
.step-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}
.step-desc {
  font-size: 14px;
  color: var(--clr-text-secondary);
  line-height: 1.6;
}

/* ===== Features ===== */
.features-section {
  background: var(--clr-bg-secondary);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.feature-item {
  display: flex;
  gap: 16px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.25s ease;
}
.feature-item:hover {
  border-color: rgba(0,217,179,0.35);
  transform: translateY(-2px);
}
.feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
}
.feature-icon svg {
  width: 24px;
  height: 24px;
  stroke: #FF7A45;
}
.feature-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 4px;
}
.feature-desc {
  font-size: 14px;
  color: var(--clr-text-secondary);
  line-height: 1.65;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--clr-bg);
}
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.25s ease;
}
.faq-item:hover {
  border-color: rgba(255,255,255,0.12);
}
.faq-item.active {
  border-color: rgba(0,217,179,0.5);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  padding: 14px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--clr-text);
  cursor: pointer;
  user-select: none;
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.faq-icon svg {
  width: 14px;
  height: 14px;
  stroke: var(--clr-text-secondary);
  transition: stroke 0.25s ease;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: rgba(0,217,179,0.15);
}
.faq-item.active .faq-icon svg {
  stroke: var(--clr-accent);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-answer-inner {
  padding: 0 20px 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--clr-text-secondary);
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  padding: 90px 0;
  background:
    radial-gradient(ellipse 500px 280px at 50% 0%, rgba(155,69,245,0.28), transparent 65%),
    var(--clr-bg-secondary);
  border-top: 1px solid var(--clr-border);
  overflow: hidden;
}
.cta-inner {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 32px;
  border-radius: var(--radius-lg);
  background: rgba(23,29,48,0.75);
  border: 1px solid rgba(255,255,255,0.07);
  box-shadow: var(--shadow-glow);
}
.cta-title {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}
.cta-subtitle {
  font-size: 15px;
  color: var(--clr-text-secondary);
  margin-bottom: 28px;
}
.cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--clr-text-weak);
}

/* ===== Footer ===== */
.main-footer {
  background: #080A12;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.main-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 40px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.footer-logo .logo-badge {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}
.footer-logo .logo-badge svg {
  width: 16px;
  height: 16px;
}
.footer-logo .logo-text {
  font-size: 17px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--clr-text-weak);
  line-height: 1.65;
  max-width: 320px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 14px;
}
.footer-col li {
  margin-bottom: 8px;
}
.footer-col a,
.footer-col li {
  font-size: 14px;
  color: var(--clr-text-weak);
  transition: color 0.2s ease;
}
.footer-col a:hover {
  color: #FF7A45;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.04);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--clr-text-weak);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .download-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 767px) {
  .container {
    padding: 0 16px;
  }
  .nav-left-group,
  .nav-right-group {
    display: none;
  }
  .header-inner {
    justify-content: space-between;
  }
  .header-logo {
    margin-right: auto;
  }
  .nav-toggle {
    display: flex;
  }
  .site-header.nav-open .nav-left-group,
  .site-header.nav-open .nav-right-group {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 16px;
    right: 16px;
    background: #171D30;
    border-radius: 16px;
    padding: 12px;
    gap: 4px;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--clr-border);
    z-index: 99;
  }
  .site-header.nav-open .nav-left-group {
    align-items: stretch;
  }
  .site-header.nav-open .nav-right-group {
    position: absolute;
    top: calc(72px + 92px);
  }
  .site-header.nav-open .nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: 0 14px;
  }
  .site-header.nav-open .nav-link.active::after {
    display: none;
  }
  .site-header.nav-open .nav-link.active {
    background: rgba(255,122,69,0.1);
    border-radius: 10px;
  }
  .category-hero {
    padding: 60px 0 48px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-title {
    font-size: clamp(32px, 6vw, 42px);
  }
  .hero-stats {
    gap: 10px;
  }
  .hero-cover {
    width: 200px;
  }
  .hero-visual {
    order: 2;
  }
  .download-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .download-card .card-body {
    padding: 14px;
  }
  .card-footer {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-download {
    width: 100%;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .process-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .process-step {
    padding: 20px 16px;
  }
  .step-num {
    font-size: 34px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 0 24px;
  }
  .cta-inner {
    padding: 36px 20px;
  }
  .cta-title {
    font-size: 26px;
  }
}

@media (max-width: 520px) {
  .download-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .hero-stat .num {
    font-size: 20px;
  }
  .hero-buttons .btn {
    width: 100%;
  }
  .section {
    padding: 56px 0;
  }
  .section-title {
    font-size: 26px;
  }
}

/* roulang page: category2 */
:root{
  --bg:#0D0F1A;
  --bg-alt:#121626;
  --card:#171D30;
  --card-inner:#1D2438;
  --border:rgba(255,255,255,0.07);
  --text:#F4F6FF;
  --text-2:#A5ADC4;
  --text-3:#6E7794;
  --orange:#FF7A45;
  --pink:#E5488A;
  --purple:#9B45F5;
  --teal:#00D9B3;
  --yellow:#FFB800;
  --green:#2BD576;
  --grad:linear-gradient(135deg,#FF7A45,#E5488A,#9B45F5);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow:0 4px 16px rgba(0,0,0,0.25);
  --shadow-hover:0 12px 32px rgba(0,0,0,0.4);
  --shadow-accent:0 0 0 1px rgba(255,255,255,0.06),0 20px 60px rgba(155,69,245,0.16);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;object-fit:cover}
button{font-family:inherit}
input{font-family:inherit}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
@media(max-width:520px){.container{padding:0 16px}}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,15,26,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:72px}
.header-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between;position:relative}
.nav-left-group,.nav-right-group{display:flex;align-items:center;gap:6px;z-index:2}
.nav-link{display:inline-flex;align-items:center;padding:8px 16px;font-size:14px;font-weight:500;color:var(--text-2);border-radius:999px;position:relative;transition:color .25s}
.nav-link:hover{color:var(--orange)}
.nav-link.active{color:var(--text)}
.nav-link.active::after{content:'';position:absolute;bottom:2px;left:16px;right:16px;height:2px;border-radius:2px;background:var(--grad)}
.main-logo{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:10px;z-index:3}
.logo-badge{width:36px;height:36px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px rgba(155,69,245,0.3)}
.logo-badge svg{width:20px;height:20px;stroke:white}
.logo-text{font-size:19px;font-weight:800;letter-spacing:-0.01em;white-space:nowrap;background:linear-gradient(135deg,var(--text) 30%,#c9aaff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.menu-toggle{display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:12px;z-index:20;position:relative}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:absolute;top:72px;left:16px;right:16px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);padding:12px;z-index:99;box-shadow:var(--shadow-hover)}
.mobile-menu.active{display:flex;flex-direction:column;gap:4px}
.mobile-menu a{display:block;padding:14px 16px;font-size:15px;font-weight:500;color:var(--text-2);border-radius:12px;transition:background .2s,color .2s}
.mobile-menu a:hover{background:rgba(255,255,255,0.04);color:var(--orange)}
.mobile-menu a.active{color:var(--text);background:rgba(155,69,245,0.12)}
@media(max-width:767px){
  .nav-left-group,.nav-right-group{display:none}
  .menu-toggle{display:flex}
  .main-logo{position:static;transform:none}
  .header-inner{justify-content:space-between}
  .container{padding:0 16px}
}

/* Buttons */
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--grad);color:#fff;font-size:14px;font-weight:600;border:none;border-radius:var(--r-sm);cursor:pointer;transition:filter .2s,transform .2s,box-shadow .2s;box-shadow:0 0 0 2px rgba(255,255,255,0.06),0 8px 24px rgba(229,72,138,0.3);white-space:nowrap}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 0 2px rgba(255,255,255,0.1),0 12px 32px rgba(155,69,245,0.4)}
.btn-primary:active{transform:scale(0.97)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:transparent;color:var(--text);font-size:14px;font-weight:600;border:1px solid #5B6478;border-radius:var(--r-sm);cursor:pointer;transition:all .2s;white-space:nowrap}
.btn-secondary:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.btn-block{width:100%;justify-content:center;text-align:center}

/* Hero */
.hero{position:relative;padding:80px 0 70px;background:linear-gradient(135deg,rgba(13,15,26,0.88),rgba(13,15,26,0.96)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;overflow:hidden}
.hero::before{content:'';position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(155,69,245,0.16),transparent 65%);top:-160px;right:-100px;pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);border-radius:999px;padding:7px 16px;font-size:13px;color:var(--text-2);font-weight:500;margin-bottom:22px}
.hero-badge::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 12px rgba(0,217,179,0.6)}
.hero-title{font-size:clamp(34px,5vw,56px);font-weight:900;line-height:1.15;letter-spacing:-0.01em;margin-bottom:16px}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:16px;color:var(--text-2);line-height:1.8;max-width:500px;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;margin-bottom:30px;flex-wrap:wrap}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px}
.hero-trust li{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-2);background:rgba(255,255,255,0.04);border-radius:999px;padding:7px 14px}
.hero-trust li svg{width:15px;height:15px;stroke:var(--teal)}

/* Version card */
.version-card{position:relative;background:linear-gradient(160deg,rgba(23,29,48,0.93),rgba(13,15,26,0.9));border:1px solid rgba(255,255,255,0.09);border-radius:24px;padding:32px;box-shadow:var(--shadow-accent);max-width:380px;margin-left:auto;overflow:hidden}
.version-card::after{content:'';position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(155,69,245,0.28),transparent 70%);top:-90px;right:-90px;pointer-events:none}
.vc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;position:relative;z-index:1}
.vc-live{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text);font-weight:600}
.live-dot{width:8px;height:8px;border-radius:50%;background:#ff3b3b;box-shadow:0 0 10px rgba(255,59,59,0.6);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.55;transform:scale(0.85)}}
.vc-label{font-size:13px;color:var(--text-3)}
.vc-version{display:flex;align-items:baseline;gap:10px;margin-bottom:6px;position:relative;z-index:1}
.vc-num{font-size:42px;font-weight:900;line-height:1.1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.vc-tag{font-size:13px;color:var(--teal);background:rgba(0,217,179,0.1);padding:3px 10px;border-radius:999px;font-weight:600}
.vc-update{font-size:13px;color:var(--text-3);margin-bottom:20px;position:relative;z-index:1}
.vc-changelog{list-style:none;position:relative;z-index:1;margin-bottom:26px}
.vc-changelog li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);padding:7px 0}
.vc-changelog li::before{content:'';width:16px;height:16px;border-radius:50%;background:rgba(0,217,179,0.14);background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 8.5L6.5 12L13 4.5' stroke='%2300D9B3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-size:10px;background-position:center;background-repeat:no-repeat;flex-shrink:0}

/* Section */
.section{padding:90px 0}
.section-alt{background:var(--bg-alt)}
.section-head{margin-bottom:40px}
.section-head h2{font-size:32px;font-weight:800;line-height:1.25;position:relative;padding-left:20px;margin-bottom:10px}
.section-head h2::before{content:'';position:absolute;left:0;top:6px;width:4px;height:26px;border-radius:4px;background:var(--grad)}
.section-head p{font-size:15px;color:var(--text-2);max-width:640px;padding-left:20px}

/* Filter tabs */
.filter-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.filter-tab{padding:9px 22px;background:var(--card);border:1px solid var(--border);border-radius:999px;font-size:13px;font-weight:500;color:var(--text-2);cursor:pointer;transition:all .2s;white-space:nowrap}
.filter-tab:hover{border-color:rgba(255,122,69,0.45);color:var(--orange)}
.filter-tab.active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 4px 16px rgba(229,72,138,0.3)}

/* Month group */
.month-group{margin-bottom:44px}
.month-title{font-size:22px;font-weight:700;padding-left:16px;position:relative;margin-bottom:20px}
.month-title::before{content:'';position:absolute;left:0;top:5px;width:4px;height:22px;border-radius:4px;background:var(--grad)}

/* News card */
.news-list{display:flex;flex-direction:column;gap:16px}
.news-card{display:flex;gap:22px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);padding:16px;transition:all .25s ease;align-items:flex-start}
.news-card:hover{border-color:rgba(155,69,245,0.45);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.news-thumb{width:220px;height:132px;border-radius:12px;overflow:hidden;position:relative;flex-shrink:0;background:var(--card-inner)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.18);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;transition:all .25s}
.news-play svg{width:16px;height:16px;fill:white;margin-left:2px}
.news-card:hover .news-play{background:var(--grad)}
.news-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.news-tag{display:inline-block;font-size:12px;color:var(--orange);background:rgba(255,122,69,0.1);border-radius:999px;padding:3px 11px;font-weight:500}
.news-date{font-size:13px;color:var(--text-3);display:inline-flex;align-items:center;gap:5px}
.news-date svg{width:14px;height:14px;stroke:var(--text-3)}
.news-title{font-size:18px;font-weight:600;line-height:1.4;transition:color .2s}
.news-title a:hover{color:var(--orange)}
.news-desc{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:4px}
.news-views{font-size:13px;color:var(--text-3);display:inline-flex;align-items:center;gap:6px}
.news-views svg{width:15px;height:15px;stroke:var(--text-3)}
.news-more{font-size:13px;font-weight:600;color:var(--teal);display:inline-flex;align-items:center;gap:4px;transition:gap .2s}
.news-more:hover{gap:8px}

/* Pagination */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:48px}
.page-link,.page-item{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 14px;border-radius:12px;background:var(--card);border:1px solid var(--border);font-size:14px;font-weight:500;color:var(--text-2);cursor:pointer;transition:all .2s}
.page-link:hover,.page-item:hover{border-color:rgba(255,122,69,0.45);color:var(--orange)}
.page-item.active{background:var(--grad);border-color:transparent;color:#fff}
.page-link.disabled{opacity:0.45;pointer-events:none}

/* Stats */
.stats-section{background:var(--bg-alt);padding:80px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:32px 28px;position:relative;overflow:hidden;transition:all .25s}
.stat-card:hover{border-color:rgba(155,69,245,0.45);box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.stat-icon{width:46px;height:46px;border-radius:14px;background:rgba(155,69,245,0.12);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.stat-icon svg{width:22px;height:22px;stroke:var(--purple)}
.stat-icon.teal{background:rgba(0,217,179,0.12)}
.stat-icon.teal svg{stroke:var(--teal)}
.stat-number{font-size:34px;font-weight:900;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:8px}
.stat-number.teal-num{-webkit-text-fill-color:var(--teal);color:var(--teal)}
.stat-label{font-size:13px;color:var(--text-2)}

/* CTA */
.cta-section{position:relative;padding:90px 0;background:#0B0D16;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(255,122,69,0.22),transparent 55%),radial-gradient(circle at 70% 50%,rgba(155,69,245,0.22),transparent 55%);z-index:0}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:720px;margin:0 auto}
.cta-section h2{font-size:clamp(26px,4vw,38px);font-weight:800;margin-bottom:16px;line-height:1.25}
.cta-section h2 .gradient-text{display:inline-block}
.cta-section .cta-desc{font-size:15px;color:var(--text-2);margin-bottom:36px}
.cta-form{display:flex;gap:12px;max-width:560px;margin:0 auto 14px}
.cta-form input{flex:1;height:52px;padding:0 18px;background:#fff;border:none;border-radius:var(--r-sm);color:#111;font-size:15px;outline:none;transition:box-shadow .2s}
.cta-form input:focus{box-shadow:0 0 0 3px rgba(0,217,179,0.25)}
.cta-form input::placeholder{color:#8a8f9e;font-size:14px}
.cta-form .btn-primary{height:52px;padding:0 32px;font-size:15px;border-radius:var(--r-sm)}
.cta-privacy{font-size:12px;color:var(--text-3)}

/* FAQ */
.faq-section{padding:90px 0;background:var(--bg)}
.faq-list{max-width:820px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:rgba(0,217,179,0.5)}
.faq-question{width:100%;min-height:56px;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:none;border:none;cursor:pointer;font-size:16px;font-weight:600;color:var(--text);text-align:left;transition:color .2s}
.faq-question:hover{color:var(--orange)}
.faq-icon{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(255,255,255,0.06);transition:transform .3s}
.faq-icon svg{width:14px;height:14px;stroke:var(--text-2);stroke-width:2}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-item.open .faq-icon svg{stroke:var(--teal)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-answer{max-height:260px}
.faq-answer p{padding:0 20px 18px;font-size:14px;color:var(--text-2);line-height:1.75}

/* Footer */
.main-footer{background:#080A12;border-top:1px solid var(--border);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-badge{width:34px;height:34px}
.footer-logo .logo-text{font-size:18px}
.main-footer p{font-size:14px;color:var(--text-3);line-height:1.7;max-width:280px}
.footer-col h4{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:var(--text-2);transition:color .2s}
.footer-col ul a:hover{color:var(--orange)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.05);padding:20px 0;text-align:center}
.footer-bottom p{font-size:13px;color:var(--text-3);max-width:none}

/* Responsive */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .version-card{margin:0 auto;max-width:420px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:767px){
  .section{padding:56px 0}
  .stats-grid{grid-template-columns:1fr 1fr;gap:16px}
  .stat-card{padding:24px 20px}
  .news-card{flex-direction:column;gap:14px}
  .news-thumb{width:100%;height:200px}
  .news-play{display:none}
  .faq-list{grid-template-columns:1fr}
  .cta-form{flex-direction:column}
  .cta-form .btn-primary{width:100%}
  .hero{padding:56px 0 50px}
  .hero-title{font-size:32px}
  .hero-actions{flex-direction:column}
  .hero-actions .btn-primary,.hero-actions .btn-secondary{justify-content:center}
}
@media(max-width:520px){
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:20px 16px;border-radius:16px}
  .stat-number{font-size:28px}
  .month-title{font-size:19px}
  .news-thumb{height:170px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .section-head h2{font-size:26px}
  .section-head p{padding-left:0}
  .container{padding:0 16px}
}