/* ============================================
   Digital Aurora Theme - TG中文版下载站
   深空蓝紫 + 极光绿渐变主题
   ============================================ */

:root {
  --bg-deep: #0a0f1a;
  --bg-dark: #0d1424;
  --bg-card: rgba(15, 23, 42, 0.8);
  --aurora-green: #00d26a;
  --aurora-cyan: #00b4d8;
  --aurora-purple: #7c3aed;
  --aurora-pink: #ec4899;
  --text-white: #ffffff;
  --text-gray: #94a3b8;
  --text-muted: #64748b;
  --border-glow: rgba(0, 210, 106, 0.3);
  --glass-bg: rgba(15, 23, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--bg-deep);
  color: var(--text-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========== Aurora Background Animation ========== */
.aurora-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.aurora-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(ellipse at 20% 80%, rgba(0, 210, 106, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 180, 216, 0.08) 0%, transparent 60%);
  animation: aurora-flow 20s ease-in-out infinite;
}

@keyframes aurora-flow {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(2%, -2%) rotate(1deg); }
  66% { transform: translate(-1%, 1%) rotate(-1deg); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ========== Navigation ========== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 210, 106, 0.3);
}

.nav-brand-icon svg {
  width: 24px;
  height: 24px;
  fill: white;
}

.nav-brand-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.5px;
}

.nav-brand-text span {
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 10px 20px;
  border-radius: 8px;
  color: var(--text-gray);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--text-white);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: var(--aurora-green);
  background: rgba(0, 210, 106, 0.1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 20%;
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 1px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-white);
  cursor: pointer;
  padding: 8px;
}

.nav-mobile {
  display: none;
  position: absolute;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 16px 24px;
}

.nav-mobile.show {
  display: block;
}

.nav-mobile .nav-link {
  display: block;
  margin: 8px 0;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  text-decoration: none;
}

.btn-aurora {
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  color: var(--bg-deep);
  box-shadow: 0 4px 20px rgba(0, 210, 106, 0.4);
}

.btn-aurora:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 210, 106, 0.5);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--aurora-green);
  color: var(--aurora-green);
}

.btn-outline:hover {
  background: rgba(0, 210, 106, 0.1);
}

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

.btn-white:hover {
  background: #f1f5f9;
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 18px;
  border-radius: 14px;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 14px;
}

/* ========== Section Common Styles ========== */
.section {
  padding: 100px 24px;
  position: relative;
}

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

.section-glow {
  position: relative;
}

.section-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
}

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

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

.sec-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 210, 106, 0.1);
  border: 1px solid var(--border-glow);
  border-radius: 20px;
  color: var(--aurora-green);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 20px;
}

.sec-tag-dot {
  width: 8px;
  height: 8px;
  background: var(--aurora-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.sec-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.sec-title .highlight {
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sec-desc {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== Hero Section ========== */
.hero {
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(0, 210, 106, 0.1);
  border: 1px solid var(--border-glow);
  border-radius: 30px;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 10px;
  height: 10px;
  background: var(--aurora-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-badge-text {
  color: var(--aurora-green);
  font-weight: 500;
  font-size: 14px;
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -2px;
}

.hero-title .line1 {
  display: block;
  color: var(--text-white);
}

.hero-title .line2 {
  display: block;
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan), var(--aurora-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-gray);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

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

.hero-stat-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--aurora-green);
}

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

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-phone {
  width: 280px;
  height: 560px;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  border-radius: 40px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  box-shadow: 
    0 0 60px rgba(0, 210, 106, 0.2),
    0 20px 80px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}

.hero-phone::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 30px;
  background: linear-gradient(180deg, rgba(255,255,255,0.1), transparent);
}

.phone-screen {
  position: absolute;
  top: 20px;
  left: 15px;
  right: 15px;
  bottom: 20px;
  background: var(--bg-dark);
  border-radius: 30px;
  padding: 20px;
}

.phone-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.phone-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.phone-chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-bubble {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 13px;
  animation: float-up 0.5s ease;
}

.chat-bubble.in {
  background: rgba(255, 255, 255, 0.1);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-bubble.out {
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  color: var(--bg-deep);
}

@keyframes float-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Floating Elements */
.float-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.6;
  animation: float-orb 8s ease-in-out infinite;
}

.orb-1 {
  width: 200px;
  height: 200px;
  background: var(--aurora-green);
  top: -50px;
  right: -50px;
  animation-delay: 0s;
}

.orb-2 {
  width: 150px;
  height: 150px;
  background: var(--aurora-purple);
  bottom: 50px;
  left: -30px;
  animation-delay: -4s;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -20px) scale(1.1); }
}

/* ========== Feature Cards ========== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: 0 20px 40px rgba(0, 210, 106, 0.15);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 210, 106, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--aurora-green);
  stroke-width: 2;
  fill: none;
}

.feature-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ========== Platform Section ========== */
.plat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.plat-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.plat-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.plat-card.featured {
  background: linear-gradient(180deg, rgba(0, 210, 106, 0.1), transparent);
  border-color: var(--border-glow);
  position: relative;
}

.plat-card.featured::before {
  content: '推荐';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  color: var(--bg-deep);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 0 0 12px 12px;
}

.plat-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.plat-icon svg {
  width: 32px;
  height: 32px;
}

.plat-name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.plat-ver {
  font-size: 13px;
  color: var(--aurora-green);
  margin-bottom: 16px;
}

.plat-desc {
  font-size: 14px;
  color: var(--text-gray);
  margin-bottom: 20px;
}

/* ========== Deep Feature Rows ========== */
.deep-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.deep-row:last-child {
  margin-bottom: 0;
}

.deep-row.reverse {
  direction: rtl;
}

.deep-row.reverse > * {
  direction: ltr;
}

.deep-content {
  padding: 20px;
}

.deep-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0, 210, 106, 0.1);
  border-radius: 20px;
  color: var(--aurora-green);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 20px;
}

.deep-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.deep-desc {
  font-size: 16px;
  color: var(--text-gray);
  margin-bottom: 24px;
  line-height: 1.8;
}

.deep-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.deep-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
}

.deep-list li svg {
  width: 20px;
  height: 20px;
  stroke: var(--aurora-green);
  stroke-width: 2;
  flex-shrink: 0;
}

.deep-visual {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.deep-visual::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 210, 106, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.visual-inner {
  position: relative;
  z-index: 1;
}

.visual-stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--glass-border);
}

.visual-stat:last-child {
  border-bottom: none;
}

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

.visual-stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--aurora-green);
}

/* ========== Stats Band ========== */
.stats-band {
  background: linear-gradient(90deg, rgba(0, 210, 106, 0.1), rgba(124, 58, 237, 0.1));
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 60px 24px;
}

.stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 60px;
  background: var(--glass-border);
}

.stat-number {
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 16px;
  color: var(--text-gray);
}

/* ========== Reviews ========== */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 28px;
  transition: all 0.3s ease;
}

.review-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.review-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}

.review-stars svg {
  width: 18px;
  height: 18px;
  fill: var(--aurora-green);
}

.review-text {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 20px;
}

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

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: white;
}

.review-info {
  flex: 1;
}

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

.review-role {
  font-size: 13px;
  color: var(--text-muted);
}

/* ========== Comparison Table ========== */
.cmp-wrap {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  overflow: hidden;
}

.cmp-table {
  width: 100%;
  border-collapse: collapse;
}

.cmp-table th,
.cmp-table td {
  padding: 20px 24px;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.cmp-table th {
  background: rgba(0, 210, 106, 0.05);
  font-weight: 600;
  color: var(--text-white);
}

.cmp-table td {
  color: var(--text-gray);
}

.cmp-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.cmp-table .col-feature {
  width: 30%;
}

.cmp-table .col-tg {
  width: 25%;
  color: var(--aurora-green);
  font-weight: 500;
}

.cmp-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cmp-check svg {
  width: 18px;
  height: 18px;
}

.cmp-yes {
  color: var(--aurora-green);
}

.cmp-no {
  color: var(--text-muted);
}

.cmp-part {
  color: var(--aurora-pink);
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.faq-item.open {
  border-color: var(--border-glow);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
  cursor: pointer;
  user-select: none;
}

.faq-q-text {
  font-size: 17px;
  font-weight: 500;
  padding-right: 20px;
}

.faq-chevron {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-a {
  max-height: 500px;
}

.faq-a-inner {
  padding: 0 24px 24px;
  color: var(--text-gray);
  line-height: 1.8;
  font-size: 15px;
}

/* ========== CTA Banner ========== */
.cta-banner {
  background: linear-gradient(135deg, rgba(0, 210, 106, 0.1), rgba(124, 58, 237, 0.1));
  border: 1px solid var(--border-glow);
  border-radius: 24px;
  padding: 80px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 210, 106, 0.1) 0%, transparent 60%);
  animation: rotate 30s linear infinite;
}

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

.cta-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 18px;
  color: var(--text-gray);
  margin-bottom: 32px;
}

/* ========== Download Page Specific ========== */
.dl-hero {
  padding: 100px 24px 60px;
  text-align: center;
}

.dl-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(0, 210, 106, 0.1);
  border: 1px solid var(--border-glow);
  border-radius: 30px;
  margin-bottom: 24px;
}

.dl-hero-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
}

.dl-hero-sub {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Main Download Card */
.dl-main {
  max-width: 600px;
  margin: 0 auto 60px;
}

.dl-main-card {
  background: var(--glass-bg);
  border: 2px solid var(--border-glow);
  border-radius: 24px;
  padding: 40px;
  text-align: center;
  position: relative;
}

.dl-main-card::before {
  content: 'Windows 推荐版本';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--aurora-green), var(--aurora-cyan));
  color: var(--bg-deep);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 20px;
  border-radius: 20px;
}

.dl-main-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dl-main-icon svg {
  width: 40px;
  height: 40px;
  fill: white;
}

.dl-main-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.dl-main-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.dl-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-gray);
}

.dl-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--aurora-green);
}

.dl-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
}

.dl-spec {
  text-align: center;
}

.dl-spec-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.dl-spec-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-white);
}

.dl-sec-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(0, 210, 106, 0.1);
  border-radius: 20px;
  font-size: 14px;
  color: var(--aurora-green);
  margin-bottom: 24px;
}

.dl-sec-badge svg {
  width: 18px;
  height: 18px;
}

.dl-main-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Other Platforms Grid */
.op-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.op-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
}

.op-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.op-icon svg {
  width: 28px;
  height: 28px;
}

.op-name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
}

.op-ver {
  font-size: 13px;
  color: var(--aurora-cyan);
  margin-bottom: 16px;
}

.op-steps {
  list-style: none;
  text-align: left;
  margin: 16px 0;
  padding: 16px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
}

.op-steps li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text-gray);
  margin-bottom: 10px;
}

.op-steps li:last-child {
  margin-bottom: 0;
}

.op-step-num {
  width: 20px;
  height: 20px;
  background: var(--aurora-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--bg-deep);
  flex-shrink: 0;
}

/* Installation Guide */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.guide-col {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
}

.guide-col-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--glass-border);
}

.guide-col-title svg {
  width: 28px;
  height: 28px;
}

.guide-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.gstep {
  display: flex;
  gap: 16px;
}

.gstep-num {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--bg-deep);
  flex-shrink: 0;
}

.gstep-body {
  flex: 1;
}

.gstep-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.gstep-desc {
  font-size: 14px;
  color: var(--text-gray);
}

/* Requirements Grid */
.req-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.req-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
}

.req-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.req-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--aurora-cyan);
  stroke-width: 2;
  fill: none;
}

.req-title {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.req-value {
  font-size: 18px;
  font-weight: 600;
}

/* Version Timeline */
.ver-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.ver-item {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--glass-border);
}

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

.ver-dot-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 40px;
  flex-shrink: 0;
}

.ver-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--aurora-green);
  box-shadow: 0 0 10px var(--aurora-green);
}

.ver-line {
  flex: 1;
  width: 2px;
  background: var(--glass-border);
  margin: 8px 0;
}

.ver-item:last-child .ver-line {
  display: none;
}

.ver-body {
  flex: 1;
}

.ver-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.ver-num {
  font-size: 18px;
  font-weight: 700;
}

.ver-tag {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.ver-tag.stable {
  background: rgba(0, 210, 106, 0.2);
  color: var(--aurora-green);
}

.ver-tag.beta {
  background: rgba(236, 72, 153, 0.2);
  color: var(--aurora-pink);
}

.ver-date {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.ver-desc {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.6;
}

/* Security Banner */
.sec-banner {
  background: linear-gradient(135deg, rgba(0, 210, 106, 0.1), rgba(0, 180, 216, 0.1));
  border: 1px solid var(--border-glow);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.sec-banner-icon {
  width: 64px;
  height: 64px;
  background: rgba(0, 210, 106, 0.2);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sec-banner-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--aurora-green);
  stroke-width: 2;
}

.sec-banner-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
}

.sec-banner-desc {
  font-size: 15px;
  color: var(--text-gray);
}

/* ========== Article Page (zh-cn.html) ========== */
.article-hero {
  padding: 100px 24px 60px;
  text-align: center;
}

.article-hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--aurora-cyan);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.article-hero-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.article-hero-sub {
  font-size: 18px;
  color: var(--text-gray);
}

.article-hero-desc {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

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

.article-tag {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(0, 210, 106, 0.15);
  color: var(--aurora-green);
}

.article-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.article-content .container {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: start;
}

.article-lead {
  font-size: 18px;
  color: var(--text-gray);
  line-height: 1.8;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--glass-border);
}

.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-white);
  margin: 36px 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--glass-border);
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-white);
  margin: 24px 0 12px;
}

.article-body ol {
  margin: 16px 0 24px 24px;
  padding-left: 20px;
}

.article-body ol li {
  margin-bottom: 10px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* Tip Boxes */
.tip-box {
  background: rgba(0, 180, 216, 0.08);
  border: 1px solid rgba(0, 180, 216, 0.3);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}

.tip-box h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--aurora-cyan);
  margin-bottom: 10px;
}

.tip-box p {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.7;
  margin: 0;
}

.tip-box strong {
  color: var(--text-white);
}

.tip-important {
  background: rgba(124, 58, 237, 0.08);
  border-color: rgba(124, 58, 237, 0.3);
}

.tip-important h4 {
  color: #a78bfa;
}

.tip-warning {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.3);
}

.tip-warning strong {
  color: #f59e0b;
}

/* Inline CTA */
.inline-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px 28px;
  margin: 28px 0;
}

.ic-aurora {
  border-color: rgba(0, 180, 216, 0.3);
  background: linear-gradient(135deg, rgba(0, 180, 216, 0.05), rgba(124, 58, 237, 0.05));
}

.ic-green {
  border-color: rgba(0, 210, 106, 0.3);
  background: linear-gradient(135deg, rgba(0, 210, 106, 0.05), rgba(0, 180, 216, 0.05));
}

.inline-cta-body {
  flex: 1;
}

.inline-cta-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 6px;
}

.inline-cta-desc {
  font-size: 15px;
  color: var(--text-gray);
}

/* Checklist */
.checklist {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  margin: 24px 0;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 15px;
  color: var(--text-gray);
}

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

.checklist-item svg {
  width: 20px;
  height: 20px;
  color: var(--aurora-green);
  flex-shrink: 0;
}

/* Article Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-box {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--glass-border);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-nav a {
  font-size: 14px;
  color: var(--text-gray);
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.2s ease;
  text-decoration: none;
}

.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
}

.sidebar-articles {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-article {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  border-radius: 8px;
  transition: background 0.2s ease;
  text-decoration: none;
}

.sidebar-article:hover {
  background: rgba(255, 255, 255, 0.05);
}

.sidebar-article-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-white);
}

.sidebar-article-date {
  font-size: 12px;
  color: var(--text-muted);
}

/* Button Sizes */
.btn-sm {
  padding: 10px 16px;
  font-size: 14px;
}

/* Keyword Tags */
.kw-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 900px;
  margin: 0 auto 60px;
}

.kw-tag {
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  font-size: 14px;
  color: var(--text-gray);
  transition: all 0.3s ease;
}

.kw-tag:hover {
  border-color: var(--border-glow);
  color: var(--aurora-green);
}

/* Article Layout */
.article-layout {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  padding: 0 24px 80px;
}

.article-body {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
}

.article-section {
  margin-bottom: 48px;
}

.article-section:last-child {
  margin-bottom: 0;
}

.article-h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--glass-border);
}

.article-h2 .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 10px;
  font-size: 18px;
  color: var(--bg-deep);
  margin-right: 12px;
}

.article-p {
  font-size: 16px;
  color: var(--text-gray);
  line-height: 1.9;
  margin-bottom: 16px;
}

.article-p strong {
  color: var(--text-white);
}

.article-list {
  list-style: none;
  margin: 20px 0;
}

.article-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 15px;
  color: var(--text-gray);
}

.article-list li:last-child {
  border-bottom: none;
}

.article-list li svg {
  width: 20px;
  height: 20px;
  stroke: var(--aurora-green);
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Inline CTA */
.inline-cta {
  background: linear-gradient(135deg, rgba(0, 210, 106, 0.1), rgba(0, 180, 216, 0.1));
  border: 1px solid var(--border-glow);
  border-radius: 16px;
  padding: 28px;
  margin: 32px 0;
  text-align: center;
}

.inline-cta-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.inline-cta-desc {
  font-size: 15px;
  color: var(--text-gray);
  margin-bottom: 20px;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 100px;
  height: fit-content;
}

.sbox {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 20px;
}

.sbox-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sbox-title svg {
  width: 20px;
  height: 20px;
  stroke: var(--aurora-green);
}

.sdl-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
  text-align: left;
  color: var(--text-white);
}

.sdl-btn:hover {
  border-color: var(--border-glow);
  background: rgba(0, 210, 106, 0.05);
}

.sdl-btn.primary {
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border: none;
  color: var(--bg-deep);
}

.sdl-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 210, 106, 0.3);
}

.sdl-btn-icon {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sdl-btn.primary .sdl-btn-icon {
  background: rgba(0, 0, 0, 0.1);
}

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

.sdl-btn-info {
  flex: 1;
}

.sdl-btn-name {
  font-weight: 600;
  font-size: 14px;
  display: block;
}

.sdl-btn-ver {
  font-size: 12px;
  opacity: 0.8;
}

/* TOC */
.stoc {
  list-style: none;
}

.stoc li {
  margin-bottom: 8px;
}

.stoc a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  color: var(--text-gray);
  text-decoration: none;
  font-size: 14px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.stoc a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
}

.stoc a::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.stoc a:hover::before {
  background: var(--aurora-green);
}

/* Side Stats */
.sstat {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sstat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
}

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

.sstat-num {
  font-weight: 700;
  color: var(--aurora-green);
}

.sstat-label {
  font-size: 13px;
  color: var(--text-muted);
}

.side-security {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(0, 210, 106, 0.05);
  border-radius: 12px;
  font-size: 13px;
  color: var(--text-gray);
}

.side-security svg {
  width: 20px;
  height: 20px;
  stroke: var(--aurora-green);
  flex-shrink: 0;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--glass-border);
  padding: 60px 24px 40px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.footer-brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-cyan));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-brand-icon svg {
  width: 20px;
  height: 20px;
  fill: white;
}

.footer-brand-text {
  font-size: 20px;
  font-weight: 700;
}

.footer-security {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 24px;
  background: rgba(0, 210, 106, 0.1);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  color: var(--aurora-green);
  font-size: 14px;
}

.footer-security svg {
  width: 18px;
  height: 18px;
}

.footer-note {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    order: 1;
  }
  
  .hero-visual {
    order: 0;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .plat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .deep-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .deep-row.reverse {
    direction: ltr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-item:not(:last-child)::after {
    display: none;
  }
  
  .review-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .article-layout {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .guide-grid {
    grid-template-columns: 1fr;
  }
  
  .req-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .op-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero {
    padding: 80px 20px 60px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .hero-phone {
    width: 240px;
    height: 480px;
  }
  
  .section {
    padding: 60px 20px;
  }
  
  .sec-title {
    font-size: 28px;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .plat-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .review-grid {
    grid-template-columns: 1fr;
  }
  
  .cmp-table th,
  .cmp-table td {
    padding: 12px 16px;
    font-size: 14px;
  }
  
  .cta-banner {
    padding: 60px 24px;
  }
  
  .cta-title {
    font-size: 28px;
  }
  
  .dl-hero-title {
    font-size: 32px;
  }
  
  .dl-main-card {
    padding: 32px 24px;
  }
  
  .dl-specs {
    grid-template-columns: 1fr;
  }
  
  .dl-main-btns {
    flex-direction: column;
  }
  
  .req-grid {
    grid-template-columns: 1fr;
  }
  
  .sec-banner {
    flex-direction: column;
    text-align: center;
  }
  
  .article-layout {
    padding: 0 20px 60px;
  }
  
  .article-body {
    padding: 24px;
  }
  
  .article-hero-title {
    font-size: 28px;
  }
  
  .sidebar {
    grid-template-columns: 1fr;
  }
  
  .deep-title {
    font-size: 24px;
  }

  /* Article Content Responsive */
  .article-content .container {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    order: -1;
  }

  .inline-cta {
    flex-direction: column;
    align-items: flex-start;
    text-align: center;
  }

  .article-body {
    padding: 24px;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .article-body h3 {
    font-size: 18px;
  }

  /* News Grid Responsive */
  .news-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .news-card {
    padding: 16px;
  }

  .news-title {
    font-size: 18px;
  }
}

/* ========== News List Page Styles ========== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 32px;
}

.news-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: var(--aurora-cyan);
}

.news-image {
  margin: -24px -24px 20px;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
}

.news-placeholder {
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.news-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.9;
}

.news-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.news-tag {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 20px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--aurora-cyan);
}

.news-title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-light);
}

.news-excerpt {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.7;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--aurora-cyan);
  font-weight: 600;
  font-size: 15px;
  margin-top: 8px;
  transition: gap 0.3s ease;
}

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