/* 91网 - 温暖治愈·自然生活·人文气息 */
:root {
  --color-bg: #F9F7F3;
  --color-bg2: #F2EDE6;
  --color-primary: #8C7A6B;
  --color-secondary: #C4A882;
  --color-accent: #D4C4B7;
  --color-text: #4A4036;
  --color-text-light: #7A6A5A;
  --color-white: #FFFFFF;
  --color-border: #E8DCC4;
  --font-serif: 'Georgia', 'STSong', '宋体', serif;
  --font-sans: 'PingFang SC', 'Microsoft YaHei', '微软雅黑', sans-serif;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(140,122,107,0.10);
  --shadow-hover: 0 8px 32px rgba(140,122,107,0.18);
  --transition: 0.3s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(249,247,243,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  padding: 0 5%;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 24px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-serif);
  letter-spacing: -1px;
}
.logo-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-serif);
  letter-spacing: 2px;
}
.logo-sub {
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: 1px;
  margin-top: -2px;
}

.site-nav { display: flex; align-items: center; gap: 6px; }
.site-nav a {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 14px;
  color: var(--color-text-light);
  transition: var(--transition);
  white-space: nowrap;
}
.site-nav a:hover, .site-nav a.active {
  background: var(--color-accent);
  color: var(--color-primary);
}

/* Search Bar */
.header-search {
  position: relative;
  flex-shrink: 0;
}
.search-input {
  width: 200px;
  padding: 8px 36px 8px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-bg2);
  font-size: 13px;
  color: var(--color-text);
  outline: none;
  transition: var(--transition);
  font-family: var(--font-sans);
}
.search-input:focus { border-color: var(--color-secondary); background: #fff; }
.search-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-primary);
  font-size: 15px;
  padding: 0;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO BANNER ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.82);
  transition: transform 8s ease;
}
.hero:hover .hero-bg { transform: scale(1.03); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(74,64,54,0.55) 0%, rgba(196,168,130,0.25) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
  color: #fff;
}
.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(6px);
  padding: 5px 16px;
  border-radius: 20px;
  font-size: 12px;
  letter-spacing: 3px;
  margin-bottom: 24px;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  opacity: 0.92;
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.9;
}
.hero-domain {
  font-size: 13px;
  opacity: 0.75;
  margin-bottom: 32px;
  letter-spacing: 1px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  padding: 14px 36px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  letter-spacing: 1px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(140,122,107,0.4); }
.btn-outline {
  padding: 13px 32px;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.6);
  border-radius: 30px;
  font-size: 15px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  letter-spacing: 1px;
}
.btn-outline:hover { background: rgba(255,255,255,0.15); }

/* ===== SECTION COMMON ===== */
.section { padding: 90px 5%; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 14px;
  font-weight: 600;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-family: var(--font-serif);
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.3;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.9;
}
.update-time {
  font-size: 11px;
  color: var(--color-text-light);
  margin-top: 10px;
  opacity: 0.7;
  letter-spacing: 1px;
}

/* ===== PHILOSOPHY ===== */
.philosophy { background: var(--color-bg2); }
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.philosophy-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.philosophy-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.philosophy-img:hover img { transform: scale(1.04); }
.philosophy-content h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-family: var(--font-serif);
  margin-bottom: 20px;
  line-height: 1.4;
}
.philosophy-content p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 2;
}
.philosophy-values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.value-tag {
  padding: 7px 18px;
  background: var(--color-accent);
  border-radius: 20px;
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 500;
}

/* ===== VIDEO SECTION ===== */
.video-section { background: var(--color-bg); }
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}
.video-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
}
.video-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(74,64,54,0.35);
  opacity: 0;
  transition: var(--transition);
}
.video-card:hover .play-btn { opacity: 1; }
.play-icon {
  width: 58px;
  height: 58px;
  background: rgba(255,255,255,0.92);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.85);
  transition: var(--transition);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon::after {
  content: '';
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--color-primary);
  margin-left: 4px;
}
.video-type-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(196,168,130,0.9);
  color: #fff;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 10px;
  letter-spacing: 1px;
}
.video-info { padding: 18px 20px; }
.video-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.5;
}
.video-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--color-text-light);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }

/* Video Modal */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.85);
  align-items: center;
  justify-content: center;
}
.video-modal.active { display: flex; }
.modal-inner {
  position: relative;
  width: 90%;
  max-width: 800px;
  background: #111;
  border-radius: var(--radius);
  overflow: hidden;
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.modal-video {
  width: 100%;
  aspect-ratio: 16/9;
  background: #222;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #aaa;
  font-size: 14px;
}

/* ===== STORIES ===== */
.stories { background: var(--color-bg2); }
.stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}
.story-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.story-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.story-img {
  height: 220px;
  overflow: hidden;
}
.story-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.story-card:hover .story-img img { transform: scale(1.05); }
.story-body { padding: 24px; }
.story-tag {
  font-size: 11px;
  color: var(--color-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.story-title {
  font-size: 17px;
  font-weight: 600;
  font-family: var(--font-serif);
  margin-bottom: 10px;
  line-height: 1.5;
}
.story-desc { font-size: 13.5px; color: var(--color-text-light); line-height: 1.8; }

/* ===== DATA STATS ===== */
.stats { background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); padding: 70px 5%; }
.stats-inner { max-width: 1200px; margin: 0 auto; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-item { color: #fff; }
.stat-num {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 8px;
}
.stat-label { font-size: 13px; opacity: 0.85; letter-spacing: 1px; }

/* ===== CRAFTSMEN ===== */
.craftsmen { background: var(--color-bg); }
.craftsmen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 32px;
}
.craftsman-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}
.craftsman-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.craftsman-img {
  height: 280px;
  overflow: hidden;
}
.craftsman-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.craftsman-card:hover .craftsman-img img { transform: scale(1.05); }
.craftsman-body { padding: 22px; }
.craftsman-name {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-serif);
  margin-bottom: 4px;
}
.craftsman-role {
  font-size: 12px;
  color: var(--color-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.craftsman-story { font-size: 13.5px; color: var(--color-text-light); line-height: 1.8; }

/* ===== MEDIA REPORTS ===== */
.media { background: var(--color-bg2); }
.media-list { display: flex; flex-direction: column; gap: 20px; }
.media-item {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.media-item:hover { transform: translateX(4px); box-shadow: var(--shadow-hover); }
.media-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.media-info { flex: 1; }
.media-source { font-size: 12px; color: var(--color-secondary); letter-spacing: 1px; margin-bottom: 4px; }
.media-title { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.media-date { font-size: 12px; color: var(--color-text-light); }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--color-bg); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  position: relative;
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 20px;
  font-size: 60px;
  color: var(--color-accent);
  font-family: var(--font-serif);
  line-height: 1;
  opacity: 0.6;
}
.testimonial-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 18px;
  padding-top: 20px;
}
.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
}
.user-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}
.user-name { font-size: 14px; font-weight: 600; }
.user-stars { font-size: 12px; color: #E8A838; margin-top: 2px; }

/* ===== FAQ ===== */
.faq { background: var(--color-bg2); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.faq-q {
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
  user-select: none;
}
.faq-q:hover { background: var(--color-bg2); }
.faq-q.open { color: var(--color-primary); }
.faq-arrow {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-q.open .faq-arrow { transform: rotate(180deg); background: var(--color-secondary); color: #fff; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.9;
  padding: 0 24px;
}
.faq-a.open { max-height: 200px; padding: 0 24px 20px; }

/* ===== JOIN US ===== */
.join-us {
  background: linear-gradient(135deg, #4A4036 0%, #8C7A6B 100%);
  padding: 90px 5%;
  text-align: center;
  color: #fff;
}
.join-us h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-family: var(--font-serif);
  margin-bottom: 16px;
}
.join-us p { font-size: 1.05rem; opacity: 0.85; max-width: 560px; margin: 0 auto 36px; line-height: 1.9; }
.join-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 500px;
  margin: 0 auto;
}
.join-input {
  flex: 1;
  min-width: 220px;
  padding: 13px 20px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 30px;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 14px;
  outline: none;
  font-family: var(--font-sans);
}
.join-input::placeholder { color: rgba(255,255,255,0.55); }
.join-input:focus { border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.18); }
.btn-join {
  padding: 13px 30px;
  background: var(--color-secondary);
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  white-space: nowrap;
}
.btn-join:hover { background: #d4b896; transform: translateY(-2px); }

/* ===== CONTACT ===== */
.contact { background: var(--color-bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h3 {
  font-size: 1.5rem;
  font-family: var(--font-serif);
  margin-bottom: 20px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}
.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--color-accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-label { font-size: 12px; color: var(--color-text-light); margin-bottom: 3px; }
.contact-value { font-size: 14px; font-weight: 500; }
.social-links { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.social-link {
  padding: 8px 18px;
  background: var(--color-accent);
  border-radius: 20px;
  font-size: 12px;
  color: var(--color-primary);
  transition: var(--transition);
  font-weight: 500;
}
.social-link:hover { background: var(--color-secondary); color: #fff; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-input, .form-textarea {
  padding: 13px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg2);
  font-size: 14px;
  color: var(--color-text);
  outline: none;
  transition: var(--transition);
  font-family: var(--font-sans);
}
.form-input:focus, .form-textarea:focus { border-color: var(--color-secondary); background: #fff; }
.form-textarea { min-height: 120px; resize: vertical; }
.btn-submit {
  padding: 13px 32px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  align-self: flex-start;
  letter-spacing: 1px;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(140,122,107,0.35); }

/* ===== FOOTER ===== */
.site-footer {
  background: #2E2620;
  color: rgba(255,255,255,0.75);
  padding: 60px 5% 32px;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo-text { color: var(--color-secondary); }
.footer-brand .logo-sub { color: rgba(255,255,255,0.5); }
.footer-brand p {
  font-size: 13px;
  line-height: 1.9;
  margin-top: 16px;
  opacity: 0.7;
}
.footer-col h4 {
  font-size: 14px;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 13px;
  opacity: 0.65;
  transition: var(--transition);
}
.footer-col ul li a:hover { opacity: 1; color: var(--color-secondary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  opacity: 0.55;
}

/* ===== SEARCH MODAL ===== */
.search-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(74,64,54,0.7);
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
}
.search-modal.active { display: flex; }
.search-modal-inner {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  width: 90%;
  max-width: 600px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.search-modal-input {
  width: 100%;
  padding: 14px 20px;
  border: 2px solid var(--color-secondary);
  border-radius: 30px;
  font-size: 16px;
  outline: none;
  font-family: var(--font-sans);
  color: var(--color-text);
}
.search-modal-tip {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 14px;
  text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .philosophy-grid, .contact-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .site-nav { display: none; }
  .mobile-menu-btn { display: flex; }
  .header-search .search-input { width: 150px; }
}
@media (max-width: 600px) {
  .section { padding: 60px 5%; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero { min-height: 70vh; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { text-align: center; }
  .header-search { display: none; }
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: rgba(249,247,243,0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 5%;
  z-index: 99;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav.active { display: flex; }
.mobile-nav a {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 15px;
  color: var(--color-text);
  transition: var(--transition);
}
.mobile-nav a:hover { background: var(--color-accent); color: var(--color-primary); }

/* Lazy load */
img[data-src] { opacity: 0; transition: opacity 0.4s ease; }
img.loaded { opacity: 1; }

/* Scroll animation */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }