/* WPS Office Landing Page Stylesheet */
/* Strict Native CSS3 - Zero frameworks, Zero external dependencies */

:root {
  --primary: #e62e2d; /* Modern Vivid Crimson */
  --primary-hover: #cc1f1e;
  --secondary: #ff7a00; /* Vibrant Gold Orange */
  --accent: #2563eb; /* Pro Blue */
  --success: #10b981; /* Safe Green */
  --dark: #0f172a; /* Slate 900 */
  --gray-dark: #334155; /* Slate 700 */
  --gray-medium: #64748b; /* Slate 500 */
  --gray-light: #f1f5f9; /* Slate 100 */
  --bg-light: #f8fafc; /* Slate 50 */
  --border: #e2e8f0; /* Slate 200 */
  --card-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.04), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --hover-shadow: 0 20px 25px -5px rgba(230, 46, 45, 0.1), 0 10px 10px -6px rgba(230, 46, 45, 0.05);
  --gradient-sunset: linear-gradient(135deg, #e62e2d 0%, #ff7a00 100%);
  --gradient-glass: rgba(255, 255, 255, 0.85);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--gray-dark);
  background-color: var(--bg-light);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
}

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

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

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--gradient-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.5px;
}

.logo-link span {
  background: var(--gradient-sunset);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-medium);
  transition: all 0.25s ease;
  position: relative;
  padding: 6px 0;
}

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

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

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

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

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-sunset);
  color: white;
  padding: 10px 20px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 4px 12px rgba(230, 46, 45, 0.2);
  transition: all 0.25s ease;
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(230, 46, 45, 0.3);
}

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

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Base Sections */
section {
  padding: 80px 0;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--dark);
  text-align: center;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--gray-medium);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 50px auto;
}

/* Hero Section */
.hero-section {
  padding-top: 160px;
  padding-bottom: 100px;
  background: radial-gradient(circle at 80% 20%, rgba(255, 122, 0, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(230, 46, 45, 0.06) 0%, transparent 50%);
  position: relative;
  overflow: hidden;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  animation: fadeIn 0.8s ease-out;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: rgba(230, 46, 45, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 52px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero-title span {
  background: var(--gradient-sunset);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 18px;
  color: var(--gray-medium);
  margin-bottom: 36px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-sunset);
  color: white;
  box-shadow: 0 8px 24px rgba(230, 46, 45, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(230, 46, 45, 0.35);
}

.btn-secondary {
  background: white;
  color: var(--dark);
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
}

.btn-secondary:hover {
  background: var(--gray-light);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover {
  background: rgba(230, 46, 45, 0.05);
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 13px;
  color: var(--gray-medium);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--success);
}

.hero-graphics {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fadeIn 1s ease-out;
}

.hero-preview {
  width: 100%;
  max-width: 520px;
  border-radius: 20px;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.6);
  background: white;
  padding: 16px;
  animation: float 6s ease-in-out infinite;
}

/* Feature Grid */
.grid-6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: white;
  padding: 36px;
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-sunset);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(230, 46, 45, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--primary);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: var(--gradient-sunset);
  color: white;
}

.feature-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

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

/* Dynamic Multiplatform Download Grid */
.download-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.platform-card {
  background: white;
  padding: 30px 24px;
  border-radius: 16px;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
}

.platform-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
}

.platform-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
}

.platform-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.platform-desc {
  font-size: 13px;
  color: var(--gray-medium);
  margin-bottom: 24px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-card .btn {
  width: 100%;
  padding: 10px 16px;
  font-size: 14px;
}

/* Detailed Feature Blocks */
.details-container {
  display: flex;
  flex-direction: column;
  gap: 100px;
}

.detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.detail-row.reverse {
  grid-template-columns: 1fr 1fr;
}

.detail-content {
  animation: fadeIn 0.6s ease;
}

.detail-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.detail-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.3;
}

.detail-desc {
  font-size: 15px;
  color: var(--gray-medium);
  margin-bottom: 24px;
}

.detail-list {
  list-style: none;
}

.detail-list-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
}

.detail-list-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.detail-graphic {
  background: white;
  border-radius: 20px;
  padding: 30px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

/* Stats Section */
.stats-section {
  background: var(--dark);
  color: white;
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  padding: 10px;
}

.stat-value {
  font-size: 40px;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 8px;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

/* Comparison Section */
.comparison-container {
  background: white;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comparison-table th, 
.comparison-table td {
  padding: 18px 24px;
  font-size: 15px;
}

.comparison-table th {
  background-color: var(--gray-light);
  font-weight: 700;
  color: var(--dark);
  border-bottom: 1px solid var(--border);
}

.comparison-table th.highlight-col,
.comparison-table td.highlight-col {
  background-color: rgba(230, 46, 45, 0.02);
  text-align: center;
}

.comparison-table th.highlight-col {
  background-color: rgba(230, 46, 45, 0.05);
  color: var(--primary);
  font-weight: 800;
}

.comparison-table td {
  border-bottom: 1px solid var(--border);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background-color: var(--bg-light);
}

.comparison-table tr:hover td.highlight-col {
  background-color: rgba(230, 46, 45, 0.04);
}

.comp-badge {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
}

.comp-badge.yes {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.comp-badge.no {
  background-color: rgba(100, 116, 139, 0.1);
  color: var(--gray-medium);
}

/* User Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.review-card {
  background: white;
  padding: 30px;
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  display: flex;
  gap: 4px;
  color: #fbbf24; /* Star Yellow */
  margin-bottom: 16px;
}

.review-text {
  font-size: 14px;
  color: var(--gray-dark);
  margin-bottom: 20px;
  font-style: italic;
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-sunset);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.review-info {
  display: flex;
  flex-direction: column;
}

.review-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}

.review-role {
  font-size: 12px;
  color: var(--gray-medium);
}

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

.faq-card {
  background: white;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-card[open] {
  border-color: var(--primary);
  box-shadow: 0 10px 20px rgba(230, 46, 45, 0.04);
}

.faq-summary {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: '';
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--gray-medium);
  border-bottom: 2px solid var(--gray-medium);
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  margin-right: 4px;
}

.faq-card[open] .faq-summary::after {
  transform: rotate(-135deg);
  border-color: var(--primary);
}

.faq-content {
  padding: 0 24px 20px 24px;
  font-size: 14px;
  color: var(--gray-medium);
  border-top: 1px solid transparent;
}

.faq-card[open] .faq-content {
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* download.html Elements */
.win-download-primary {
  background: white;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 15px 35px -5px rgba(15, 23, 42, 0.05);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 60px;
}

.win-download-info {
  animation: fadeIn 0.6s ease;
}

.badge-update {
  display: inline-block;
  padding: 4px 10px;
  background-color: #fef2f2;
  color: var(--primary);
  font-weight: 600;
  font-size: 12px;
  border-radius: 9999px;
  margin-bottom: 16px;
}

.win-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
}

.win-desc {
  font-size: 15px;
  color: var(--gray-medium);
  margin-bottom: 24px;
}

.win-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  margin-bottom: 24px;
}

.win-spec-item {
  display: flex;
  flex-direction: column;
}

.win-spec-label {
  font-size: 12px;
  color: var(--gray-medium);
}

.win-spec-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--dark);
}

.mac-mobile-platforms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 80px;
}

.spec-card {
  background: white;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  padding: 30px;
}

.spec-card-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.spec-card-title svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
}

.spec-step-list {
  list-style: none;
}

.spec-step-item {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 13px;
}

.spec-step-num {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gray-light);
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Install Guide Section */
.guide-section {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.guide-tabs-container {
  max-width: 900px;
  margin: 0 auto;
}

.guide-grid-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.guide-step-card {
  background: white;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  padding: 24px;
  text-align: center;
  position: relative;
}

.guide-step-card::after {
  content: '→';
  position: absolute;
  top: 50%;
  right: -16px;
  transform: translateY(-50%);
  font-size: 20px;
  color: var(--gray-medium);
  font-weight: 700;
}

.guide-step-card:last-child::after {
  display: none;
}

.guide-step-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: rgba(230, 46, 45, 0.05);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px auto;
}

.guide-step-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.guide-step-desc {
  font-size: 12px;
  color: var(--gray-medium);
  line-height: 1.5;
}

/* Requirement Matrix Table */
.requirements-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  border: 1px solid var(--border);
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.requirements-table th,
.requirements-table td {
  padding: 16px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
}

.requirements-table th {
  background-color: var(--gray-light);
  font-weight: 700;
  color: var(--dark);
  text-align: left;
}

.requirements-table tr:last-child td {
  border-bottom: none;
}

/* Changelog Timeline */
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 11px;
  width: 2px;
  height: 100%;
  background-color: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 6px;
  left: -26px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: white;
  border: 3px solid var(--primary);
}

.timeline-version {
  font-size: 18px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.timeline-date {
  font-size: 13px;
  color: var(--gray-medium);
  font-weight: 500;
}

.timeline-card {
  background: white;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  padding: 20px;
  margin-top: 10px;
}

.timeline-list {
  list-style: none;
}

.timeline-list-item {
  position: relative;
  padding-left: 14px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--gray-dark);
}

.timeline-list-item::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 800;
}

/* Security Trust Block */
.security-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: white;
  border-radius: 20px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  box-shadow: var(--card-shadow);
}

.security-text-block {
  max-width: 60%;
}

.security-badge-top {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--secondary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.security-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 10px;
}

.security-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.security-badges-container {
  display: flex;
  gap: 20px;
}

.security-badge-item {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 20px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 110px;
}

.security-badge-item svg {
  width: 32px;
  height: 32px;
  color: var(--secondary);
}

.security-badge-label {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

/* SEO page zh-cn.html elements */
.seo-intro-section {
  padding-top: 150px;
  padding-bottom: 60px;
}

.seo-rich-text {
  max-width: 800px;
  margin: 0 auto;
}

.seo-paragraph {
  font-size: 16px;
  line-height: 1.8;
  color: var(--gray-dark);
  margin-bottom: 24px;
  text-indent: 2em;
}

.seo-highlight {
  color: var(--primary);
  font-weight: 700;
}

.usage-tips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.tip-card {
  background: white;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  padding: 30px;
}

.tip-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.tip-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(230, 46, 45, 0.05);
  color: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tip-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--dark);
}

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

.cta-section {
  background: var(--gradient-sunset);
  color: white;
  text-align: center;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto 36px auto;
}

.cta-btn {
  background-color: white;
  color: var(--primary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  font-weight: 700;
  font-size: 18px;
  padding: 16px 40px;
}

.cta-btn:hover {
  background-color: var(--gray-light);
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

/* Verbatim Footer Styles */
footer {
  background-color: #0b0f19;
  color: #94a3b8;
  padding: 48px 0;
  border-top: 1px solid #1e293b;
  font-size: 13px;
  line-height: 2;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.footer-logo {
  font-size: 16px;
  font-weight: 800;
  color: white;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo span {
  background: var(--gradient-sunset);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-disclaimers {
  max-width: 800px;
}

.footer-disclaimers p {
  margin-bottom: 8px;
}

.footer-disclaimers p:last-child {
  margin-bottom: 0;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-meta {
    justify-content: center;
  }
  .grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }
  .download-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .detail-row, .detail-row.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .detail-graphic {
    order: -1;
  }
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .win-download-primary {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .mac-mobile-platforms {
    grid-template-columns: 1fr;
  }
  .guide-grid-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .guide-step-card::after {
    display: none;
  }
}

@media (max-width: 768px) {
  nav {
    display: none; /* In a real site we would have a burger menu, but for single template, let's keep simple elegant links on top or small list */
  }
  .nav-container {
    justify-content: center;
    flex-direction: column;
    height: auto;
    padding: 12px 0;
    gap: 8px;
  }
  nav.mobile-visible {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
  .hero-title {
    font-size: 36px;
  }
  .grid-6, .download-grid, .reviews-grid, .stats-grid {
    grid-template-columns: 1fr;
  }
  .guide-grid-steps {
    grid-template-columns: 1fr;
  }
  .usage-tips-grid {
    grid-template-columns: 1fr;
  }
  .security-banner {
    flex-direction: column;
    text-align: center;
  }
  .security-text-block {
    max-width: 100%;
  }
  .security-badges-container {
    justify-content: center;
    width: 100%;
  }
}