/* WPS Office Landing — Clean Corporate Light Theme */
:root {
  --primary: #E74C3C;
  --primary-dark: #C0392B;
  --primary-soft: #FDF2F1;
  --text: #2C3E50;
  --text-muted: #5D6D7E;
  --text-light: #85929E;
  --bg: #FFFFFF;
  --bg-alt: #F8F9FA;
  --border: #E8EBED;
  --shadow: 0 2px 12px rgba(44, 62, 80, 0.08);
  --shadow-hover: 0 6px 24px rgba(231, 76, 60, 0.15);
  --radius: 10px;
  --radius-sm: 8px;
  --radius-lg: 12px;
  --nav-h: 64px;
  --max-w: 1120px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== NAV ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
}

.logo:hover {
  color: var(--text);
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

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

.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 16px;
  position: relative;
  text-decoration: none;
  transition: color 0.2s;
}

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

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

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
}

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

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
  text-decoration: none;
  line-height: 1.4;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(231, 76, 60, 0.35);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.75;
  cursor: wait;
  transform: none;
}

.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

.btn-block {
  width: 100%;
}

/* ========== HERO ========== */
.hero {
  margin-top: var(--nav-h);
  padding: 80px 0 90px;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(231, 76, 60, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 60%, rgba(231, 76, 60, 0.06) 0%, transparent 60%),
    linear-gradient(180deg, #FFF8F7 0%, #fff 100%);
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  align-items: center;
}

.hero-note {
  margin-top: 18px;
  font-size: 0.875rem;
  color: var(--text-light);
}

/* ========== SECTIONS ========== */
.section {
  padding: 72px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

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

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.feature-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(231, 76, 60, 0.25);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  color: var(--primary);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ========== STATS ========== */
.stats-strip {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 48px 0;
  color: #fff;
}

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

.stat-item .stat-num {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-item .stat-label {
  font-size: 0.95rem;
  opacity: 0.9;
}

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

.platform-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s;
}

.platform-card:hover {
  box-shadow: var(--shadow-hover);
}

.platform-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--primary-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-icon svg {
  width: 28px;
  height: 28px;
  color: var(--primary);
}

.platform-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.platform-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 18px;
  min-height: 44px;
}

/* ========== DEEP FEATURES ========== */
.deep-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 72px;
}

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

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

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

.deep-visual {
  background: var(--primary-soft);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  border: 1px solid rgba(231, 76, 60, 0.1);
}

.deep-visual svg {
  width: 120px;
  height: 120px;
  color: var(--primary);
  opacity: 0.85;
}

.deep-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text);
}

.deep-content p {
  color: var(--text-muted);
  margin-bottom: 12px;
  line-height: 1.8;
}

.deep-content ul {
  margin-top: 16px;
}

.deep-content ul li {
  position: relative;
  padding-left: 22px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.deep-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}

/* ========== COMPARISON TABLE ========== */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  min-width: 560px;
}

.compare-table th,
.compare-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}

.compare-table th {
  background: var(--bg-alt);
  font-weight: 700;
  color: var(--text);
}

.compare-table th:nth-child(2) {
  color: var(--primary);
}

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

.compare-table td:nth-child(2) {
  font-weight: 600;
  color: var(--primary-dark);
}

.compare-table .check {
  color: #27AE60;
  font-weight: 700;
}

.compare-table .cross {
  color: var(--text-light);
}

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

.review-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}

.review-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
}

.review-stars svg {
  width: 18px;
  height: 18px;
  color: #F39C12;
}

.review-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
}

.review-author {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
}

.review-role {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 2px;
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-item summary {
  padding: 18px 24px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
}

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

.faq-item summary::after {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  flex-shrink: 0;
  transition: transform 0.2s;
  margin-top: -4px;
}

.faq-item[open] summary::after {
  transform: rotate(-135deg);
  margin-top: 4px;
}

.faq-item[open] summary {
  color: var(--primary);
  border-bottom: 1px solid var(--border);
}

.faq-answer {
  padding: 18px 24px 22px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-answer p + p {
  margin-top: 10px;
}

/* ========== FOOTER ========== */
.site-footer {
  background: #1A252F;
  color: #B0BEC5;
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer-brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.footer-brand-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 360px;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  color: #B0BEC5;
  font-size: 0.9rem;
  margin-bottom: 8px;
  text-decoration: none;
}

.footer-col a:hover {
  color: #fff;
}

.footer-security {
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.875rem;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  line-height: 1.7;
}

.footer-security strong {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  font-size: 0.8rem;
  color: #78909C;
  line-height: 1.7;
  text-align: center;
}

/* ========== DOWNLOAD PAGE ========== */
.page-hero {
  margin-top: var(--nav-h);
  padding: 56px 0 48px;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(231, 76, 60, 0.1) 0%, transparent 70%),
    var(--bg-alt);
}

.page-hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.download-featured {
  background: #fff;
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-hover);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.download-featured h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.download-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin: 16px 0 20px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.download-meta span strong {
  color: var(--text);
  font-weight: 600;
}

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

.download-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}

.download-card h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.download-card h3 svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
}

.download-card .card-meta {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 14px;
}

.download-card ol {
  margin: 16px 0 20px;
  padding-left: 0;
  counter-reset: step;
}

.download-card ol li {
  counter-increment: step;
  position: relative;
  padding-left: 32px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.download-card ol li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps-list {
  max-width: 720px;
  margin: 0 auto;
}

.step-item {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
  align-items: flex-start;
}

.step-num {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.step-body h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.step-body p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.req-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.req-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}

.req-card h3 {
  font-size: 1.15rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.req-card li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.req-card li:last-child {
  border-bottom: none;
}

.req-card li strong {
  color: var(--text);
  font-weight: 600;
  flex-shrink: 0;
}

.changelog {
  max-width: 800px;
  margin: 0 auto;
}

.changelog-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.changelog-item h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.changelog-date {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.changelog-item ul li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 6px;
  font-size: 0.925rem;
  color: var(--text-muted);
}

.changelog-item ul li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.security-box {
  background: var(--primary-soft);
  border: 1px solid rgba(231, 76, 60, 0.2);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
}

.security-box h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--primary-dark);
}

.security-box p {
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 8px;
  line-height: 1.8;
}

/* ========== ARTICLE / ZH-CN ========== */
.article-hero {
  margin-top: var(--nav-h);
  padding: 56px 0 40px;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(231, 76, 60, 0.1) 0%, transparent 70%),
    var(--bg-alt);
  text-align: center;
}

.article-hero h1 {
  font-size: 2.1rem;
  font-weight: 800;
  margin-bottom: 14px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.35;
}

.article-hero .lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 28px;
  line-height: 1.8;
}

.article-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.article-body h2 {
  font-size: 1.45rem;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--text);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-soft);
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--text);
}

.article-body p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.85;
  font-size: 1rem;
}

.article-body ul,
.article-body ol {
  margin: 0 0 20px 0;
}

.article-body ul li,
.article-body ol li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  color: var(--text-muted);
  line-height: 1.75;
}

.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
}

.article-body ol {
  counter-reset: art;
}

.article-body ol li {
  counter-increment: art;
  padding-left: 28px;
}

.article-body ol li::before {
  content: counter(art) ".";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.article-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  margin: 40px 0;
  color: #fff;
}

.article-cta h3 {
  color: #fff;
  border: none;
  margin: 0 0 10px;
  font-size: 1.35rem;
}

.article-cta p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 20px;
}

.article-cta .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: none;
}

.article-cta .btn-primary:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.tip-box {
  background: var(--primary-soft);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 18px 22px;
  margin: 24px 0;
}

.tip-box p {
  margin-bottom: 0;
  color: var(--text);
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 960px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

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

  .deep-feature,
  .deep-feature.reverse {
    grid-template-columns: 1fr;
    gap: 28px;
    direction: ltr;
  }

  .download-featured {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .download-featured .btn {
    width: 100%;
  }

  .download-cards {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    gap: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    padding: 14px 24px;
  }

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

  .nav-links a.active {
    background: var(--primary-soft);
  }

  .hero {
    padding: 56px 0 64px;
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section {
    padding: 52px 0;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

  .features-grid,
  .platforms-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

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

  .stat-item .stat-num {
    font-size: 1.75rem;
  }

  .page-hero h1,
  .article-hero h1 {
    font-size: 1.65rem;
  }

  .download-featured {
    padding: 28px 20px;
  }

  .btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
  }
}