/* ============================================
   VideoEditingTips.pro — Global Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Crimson+Pro:ital,wght@0,400;0,500;0,600;1,400&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary: #0b0f1a;
  --bg-secondary: #111827;
  --bg-card: #1a2236;
  --bg-card-hover: #212d45;
  --bg-light-section: #f4f6fb;
  --bg-light-card: #ffffff;
  --text-primary: #e8ecf4;
  --text-secondary: #94a3b8;
  --text-dark: #1a1a2e;
  --text-dark-secondary: #475569;
  --accent: #00d4aa;
  --accent-hover: #00f0c0;
  --accent-glow: rgba(0, 212, 170, 0.15);
  --accent-secondary: #6366f1;
  --border-color: rgba(148, 163, 184, 0.1);
  --border-light: rgba(0, 0, 0, 0.08);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Crimson Pro', Georgia, serif;
  --font-ui: 'Outfit', sans-serif;
  --max-width: 1200px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-light: 0 2px 16px rgba(0, 0, 0, 0.06);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }
ul, ol { list-style: none; }

/* --- Utility --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin-bottom: 16px; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); margin-bottom: 12px; }
p { margin-bottom: 16px; }

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Hero Section --- */
.hero {
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.hero h1 { margin-bottom: 20px; }
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 170, 0.3);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* --- Section Styles --- */
.section {
  padding: 80px 0;
}
.section-dark { background: var(--bg-secondary); }
.section-light {
  background: var(--bg-light-section);
  color: var(--text-dark);
}
.section-light p,
.section-light li { color: var(--text-dark-secondary); }
.section-light h2,
.section-light h3 { color: var(--text-dark); }
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-header .section-label {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}
.section-light .section-header p { color: var(--text-dark-secondary); }

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(0, 212, 170, 0.15);
}
.card-icon {
  width: 52px;
  height: 52px;
  background: var(--accent-glow);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}
.card h3 a { color: inherit; }
.card h3 a:hover { color: var(--accent); }
.card p { color: var(--text-secondary); font-size: 0.98rem; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 16px;
}
.card-link:hover { gap: 10px; }
.card-link svg { transition: transform var(--transition); }
.card-link:hover svg { transform: translateX(4px); }

/* Light section cards */
.section-light .card {
  background: var(--bg-light-card);
  border-color: var(--border-light);
  box-shadow: var(--shadow-light);
}
.section-light .card:hover {
  background: #fff;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border-color: rgba(0, 212, 170, 0.2);
}
.section-light .card p { color: var(--text-dark-secondary); }
.section-light .card h3 { color: var(--text-dark); }

/* --- Comparison Table --- */
.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.92rem;
}
.comparison-table thead { background: var(--bg-card); }
.comparison-table th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}
.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}
.comparison-table tbody tr:hover { background: var(--bg-card); }
.comparison-table .check { color: var(--accent); font-weight: 700; }

/* --- FAQ --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: rgba(0, 212, 170, 0.2); }
.faq-question {
  width: 100%;
  background: var(--bg-card);
  border: none;
  padding: 20px 24px;
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--bg-card-hover); }
.faq-question .icon {
  font-size: 1.4rem;
  color: var(--accent);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.active .faq-question .icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.active .faq-answer { max-height: 400px; }
.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.75;
}
.section-light .faq-item { border-color: var(--border-light); }
.section-light .faq-question { background: #fff; color: var(--text-dark); }
.section-light .faq-question:hover { background: #f8f9fc; }
.section-light .faq-answer-inner { color: var(--text-dark-secondary); }

/* --- Article / Content Page --- */
.article-hero {
  padding: 140px 0 60px;
  text-align: center;
}
.article-hero .breadcrumb {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.article-hero .breadcrumb a { color: var(--accent); }
.article-hero h1 { max-width: 800px; margin: 0 auto 16px; }
.article-hero .article-meta {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.article-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
.article-content h2 {
  margin-top: 48px;
  margin-bottom: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}
.article-content h2:first-child { border-top: none; margin-top: 0; padding-top: 0; }
.article-content h3 {
  margin-top: 32px;
  color: var(--accent);
}
.article-content p { color: var(--text-secondary); }
.article-content ul,
.article-content ol {
  margin: 16px 0;
  padding-left: 24px;
}
.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li {
  color: var(--text-secondary);
  margin-bottom: 8px;
  padding-left: 4px;
}
.article-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 16px 24px;
  margin: 24px 0;
  background: var(--accent-glow);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
}
.article-content blockquote p { color: var(--text-primary); margin: 0; }
.article-content a { border-bottom: 1px solid var(--accent); }
.article-content a:hover { border-bottom-color: var(--accent-hover); }

/* Tip Box */
.tip-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 24px;
  margin: 24px 0;
}
.tip-box .tip-label {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

/* Placeholder Image */
.placeholder-img {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 24px 0;
}

/* --- Contact Form --- */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group textarea { resize: vertical; min-height: 160px; }

/* --- Footer --- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 12px;
  max-width: 300px;
}
.footer-col h4 {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  text-align: center;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 212, 170, 0.05) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  margin: 40px 0;
}
.cta-banner h2 { margin-bottom: 12px; }
.cta-banner p { color: var(--text-secondary); margin-bottom: 24px; }

/* --- Related Posts --- */
.related-posts {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
}
.related-posts h2 { margin-bottom: 24px; }

/* --- Stats Row --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin: 40px 0;
}
.stat-item {
  text-align: center;
  padding: 24px;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  body { font-size: 16px; }
  .section { padding: 60px 0; }
  .hero { padding: 120px 0 60px; }
  .article-hero { padding: 110px 0 40px; }

  /* Mobile Nav */
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 24px;
    gap: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
  }
  .nav-links a:last-child { border-bottom: none; }
  .menu-toggle { display: flex; }

  .card-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .cta-banner { padding: 32px 20px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding: 100px 0 48px; }
  .card { padding: 24px; }
  .stats-row { grid-template-columns: 1fr; }
}