/* 17C视频网 - 主样式文件 */
:root {
  --primary: #6c3fff;
  --primary-dark: #4a1fa8;
  --accent: #00d4ff;
  --accent2: #b44fff;
  --bg-dark: #05060f;
  --bg-card: #0d0f1e;
  --bg-section: #080a18;
  --text-main: #e8eaf6;
  --text-muted: #8892b0;
  --border: rgba(108,63,255,0.25);
  --gradient: linear-gradient(135deg, #6c3fff 0%, #00d4ff 100%);
  --gradient2: linear-gradient(135deg, #b44fff 0%, #6c3fff 60%, #00d4ff 100%);
  --shadow: 0 8px 32px rgba(108,63,255,0.18);
  --radius: 14px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(5,6,15,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -1px;
  color: #fff;
  flex-shrink: 0;
}
.logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 6px 14px;
  border-radius: 8px;
  transition: all var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: #fff;
  background: rgba(108,63,255,0.15);
}
.nav-cta {
  background: var(--gradient) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 8px !important;
  font-weight: 600;
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }

/* Search bar */
.header-search {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 14px;
  gap: 8px;
  transition: border-color var(--transition);
  min-width: 200px;
}
.header-search:focus-within { border-color: var(--primary); }
.header-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 0.9rem;
  padding: 8px 0;
  width: 100%;
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--transition);
}
.header-search button:hover { color: var(--accent); }
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
  padding: 8px;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0 16px;
  border-top: 1px solid var(--border);
}
.mobile-nav a {
  color: var(--text-muted);
  padding: 10px 16px;
  border-radius: 8px;
  transition: all var(--transition);
}
.mobile-nav a:hover { color: #fff; background: rgba(108,63,255,0.15); }
.mobile-nav.open { display: flex; }

/* ===== HERO BANNER ===== */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 24px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #05060f 0%, #0d0f1e 50%, #05060f 100%);
  z-index: 0;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  z-index: 1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5,6,15,0.85) 40%, transparent 100%);
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(108,63,255,0.15);
  border: 1px solid rgba(108,63,255,0.4);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  max-width: 700px;
}
.hero h1 .highlight {
  background: var(--gradient2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient);
  color: #fff;
  padding: 14px 32px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(108,63,255,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(108,63,255,0.5); color: #fff; }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-main);
  padding: 13px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-outline:hover { border-color: var(--primary); color: var(--accent); background: rgba(108,63,255,0.08); }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stat { text-align: left; }
.hero-stat .num {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-stat .label { font-size: 0.85rem; color: var(--text-muted); margin-top: 2px; }

/* ===== SECTION COMMON ===== */
.section { padding: 80px 24px; }
.section-alt { background: var(--bg-section); }
.container { max-width: 1280px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  background: rgba(108,63,255,0.12);
  border: 1px solid rgba(108,63,255,0.3);
  color: var(--accent);
  border-radius: 20px;
  padding: 4px 16px;
  font-size: 0.82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 14px;
  color: #fff;
}
.section-header h2 .hl {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-header p { color: var(--text-muted); font-size: 1rem; max-width: 560px; margin: 0 auto; }

/* ===== VIDEO CARDS ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.video-thumb {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #0d0f1e;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.05); }
.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-card:hover .play-btn { opacity: 1; }
.play-icon {
  width: 56px;
  height: 56px;
  background: rgba(108,63,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 20px rgba(108,63,255,0.5);
  transition: transform var(--transition);
}
.video-card:hover .play-icon { transform: scale(1.1); }
.play-icon svg { width: 22px; height: 22px; fill: #fff; margin-left: 3px; }
.video-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 0.78rem;
  padding: 2px 8px;
  border-radius: 4px;
}
.video-info { padding: 16px; }
.video-category {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.video-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }

/* ===== PRODUCTS ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--primary); }
.product-card:hover::before { transform: scaleX(1); }
.product-icon {
  width: 56px;
  height: 56px;
  background: rgba(108,63,255,0.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.6rem;
}
.product-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.product-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.product-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: rgba(108,63,255,0.1);
  border: 1px solid rgba(108,63,255,0.2);
  color: var(--accent);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 20px;
}

/* ===== TECH ENGINE ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}
.tech-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: all var(--transition);
}
.tech-item:hover { border-color: var(--accent); transform: translateY(-4px); }
.tech-num {
  font-size: 2.4rem;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.tech-item h4 { font-size: 0.95rem; color: #fff; margin-bottom: 8px; }
.tech-item p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

/* ===== SOLUTIONS ===== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.solution-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-4px); }
.solution-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.solution-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.solution-benefits { display: flex; flex-direction: column; gap: 8px; }
.benefit-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-main);
}
.benefit-item::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== PROCESS ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0;
  position: relative;
}
.process-step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}
.step-num {
  width: 52px;
  height: 52px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 16px;
  box-shadow: 0 4px 16px rgba(108,63,255,0.4);
}
.process-step h4 { font-size: 1rem; color: #fff; margin-bottom: 8px; }
.process-step p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ===== CASES ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.case-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-4px); }
.case-card h3 { font-size: 1.05rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.case-card p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.7; margin-bottom: 16px; }
.case-metrics { display: flex; gap: 12px; flex-wrap: wrap; }
.metric {
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 600;
}

/* ===== NEWS ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.news-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-4px); }
.news-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.news-body { padding: 20px; }
.news-date { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 8px; }
.news-card h3 { font-size: 0.95rem; font-weight: 700; color: #fff; line-height: 1.5; margin-bottom: 10px; }
.news-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ===== REVIEWS ===== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
}
.review-card:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.review-stars { color: #ffd700; font-size: 1rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-text { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; font-style: italic; }
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.reviewer-name { font-size: 0.9rem; font-weight: 600; color: #fff; }
.reviewer-role { font-size: 0.78rem; color: var(--text-muted); }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  gap: 16px;
  user-select: none;
}
.faq-question:hover { color: var(--accent); }
.faq-arrow {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  transition: transform var(--transition);
  color: var(--text-muted);
}
.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer-inner { padding: 0 24px 20px; font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; }

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info h3 { font-size: 1.4rem; font-weight: 700; color: #fff; margin-bottom: 24px; }
.contact-items { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.contact-icon {
  width: 40px;
  height: 40px;
  background: rgba(108,63,255,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item-label { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 2px; }
.contact-item-value { font-size: 0.9rem; color: #fff; font-weight: 500; }
.contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.contact-form h3 { font-size: 1.2rem; font-weight: 700; color: #fff; margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text-main);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 100px; }

/* ===== FOOTER ===== */
.site-footer {
  background: #030409;
  border-top: 1px solid var(--border);
  padding: 60px 24px 24px;
}
.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.footer-brand .logo { font-size: 1.4rem; margin-bottom: 14px; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; max-width: 300px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-muted); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1280px;
  margin: 24px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== BREADCRUMB ===== */
.breadcrumb {
  padding: 14px 24px;
  background: var(--bg-section);
  border-bottom: 1px solid var(--border);
}
.breadcrumb-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb-inner a { color: var(--text-muted); }
.breadcrumb-inner a:hover { color: var(--accent); }
.breadcrumb-inner .sep { color: var(--border); }
.breadcrumb-inner .current { color: var(--text-main); }

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 60px 24px;
  background: var(--bg-section);
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; color: #fff; margin-bottom: 14px; }
.page-hero p { color: var(--text-muted); font-size: 1rem; max-width: 560px; margin: 0 auto; }

/* ===== INNER PAGE SIDEBAR ===== */
.inner-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 24px;
}
.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.sidebar-widget h4 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.sidebar-widget ul { display: flex; flex-direction: column; gap: 10px; }
.sidebar-widget ul li a { font-size: 0.88rem; color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
.sidebar-widget ul li a:hover { color: var(--accent); }

/* ===== GLOW EFFECTS ===== */
.glow-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
  display: inline-block;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .inner-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-search { min-width: 140px; }
  .hero { padding: 60px 20px; min-height: 500px; }
  .hero-stats { gap: 24px; }
  .section { padding: 56px 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .process-steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .video-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
}