/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #7c3aed;
  --primary-dark: #5b21b6;
  --primary-light: #a78bfa;
  --accent: #06b6d4;
  --accent-dark: #0891b2;
  --bg-dark: #0f0a1e;
  --bg-card: #1a1033;
  --bg-card2: #120d27;
  --text-main: #f1f0ff;
  --text-sub: #a8a4c8;
  --border: rgba(124,58,237,0.3);
  --gradient-hero: linear-gradient(135deg, #0f0a1e 0%, #1a0a3e 50%, #0a1628 100%);
  --gradient-btn: linear-gradient(90deg, #7c3aed, #06b6d4);
  --shadow-card: 0 4px 32px rgba(124,58,237,0.18);
  --radius: 12px;
  --nav-h: 70px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h);
  background: rgba(15,10,30,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(124,58,237,0.25); }
.nav-container {
  max-width: 1200px; width: 100%; margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.4rem; font-weight: 700;
  background: var(--gradient-btn); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-logo svg { flex-shrink: 0; }
.nav-links {
  display: flex; align-items: center; gap: 8px;
}
.nav-links a {
  padding: 8px 16px; border-radius: 8px;
  font-size: 0.95rem; font-weight: 500; color: var(--text-sub);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-main); background: rgba(124,58,237,0.15); }
.nav-cta {
  background: var(--gradient-btn);
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: opacity 0.2s !important;
}
.nav-cta:hover { opacity: 0.85; background: var(--gradient-btn) !important; }

/* Mobile menu button */
.menu-btn {
  display: none; background: none; border: none; cursor: pointer;
  color: var(--text-main); padding: 4px;
}
.menu-btn svg { width: 26px; height: 26px; }

/* Mobile nav */
.mobile-nav {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 999;
  background: rgba(15,10,30,0.98); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  flex-direction: column; gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 16px; border-radius: 8px; font-size: 1rem;
  color: var(--text-sub); transition: color 0.2s, background 0.2s;
}
.mobile-nav a:hover { color: var(--text-main); background: rgba(124,58,237,0.15); }
.mobile-nav .nav-cta { color: #fff !important; background: var(--gradient-btn); text-align: center; margin-top: 8px; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: var(--gradient-hero);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: calc(var(--nav-h) + 60px) 24px 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 30%, rgba(124,58,237,0.25) 0%, transparent 70%),
              radial-gradient(ellipse 40% 30% at 80% 70%, rgba(6,182,212,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(124,58,237,0.2); border: 1px solid rgba(124,58,237,0.4);
  border-radius: 999px; padding: 6px 16px; font-size: 0.85rem;
  color: var(--primary-light); margin-bottom: 24px;
  animation: fadeInDown 0.6s ease;
}
.hero-badge span { width: 8px; height: 8px; background: var(--primary-light); border-radius: 50%; animation: pulse 2s infinite; }
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4rem); font-weight: 800;
  line-height: 1.15; margin-bottom: 20px;
  animation: fadeInUp 0.7s ease 0.1s both;
}
.hero h1 .highlight {
  background: var(--gradient-btn); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: clamp(1rem, 2.5vw, 1.2rem); color: var(--text-sub);
  max-width: 600px; margin: 0 auto 36px;
  animation: fadeInUp 0.7s ease 0.2s both;
}
.hero-btns {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  animation: fadeInUp 0.7s ease 0.3s both;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gradient-btn); color: #fff;
  padding: 14px 32px; border-radius: 10px;
  font-size: 1rem; font-weight: 600; border: none; cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 24px rgba(124,58,237,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(124,58,237,0.5); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.08); color: var(--text-main);
  padding: 14px 32px; border-radius: 10px;
  font-size: 1rem; font-weight: 600; border: 1px solid rgba(255,255,255,0.15); cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.3); }

.hero-stats {
  display: flex; justify-content: center; gap: 48px; margin-top: 60px; flex-wrap: wrap;
  animation: fadeInUp 0.7s ease 0.4s both;
}
.stat-item { text-align: center; }
.stat-num { font-size: 2rem; font-weight: 800; background: var(--gradient-btn); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 0.85rem; color: var(--text-sub); margin-top: 4px; }

/* Floating game icons */
.hero-floats { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.float-icon {
  position: absolute; font-size: 2rem; opacity: 0.12;
  animation: floatAnim 6s ease-in-out infinite;
}
.float-icon:nth-child(1) { top: 15%; left: 8%; animation-delay: 0s; }
.float-icon:nth-child(2) { top: 25%; right: 10%; animation-delay: 1s; }
.float-icon:nth-child(3) { bottom: 30%; left: 12%; animation-delay: 2s; }
.float-icon:nth-child(4) { bottom: 20%; right: 8%; animation-delay: 1.5s; }
.float-icon:nth-child(5) { top: 55%; left: 4%; animation-delay: 3s; }
.float-icon:nth-child(6) { top: 60%; right: 5%; animation-delay: 0.5s; }

/* ===== SECTION COMMONS ===== */
section { padding: 80px 24px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(124,58,237,0.15); border: 1px solid rgba(124,58,237,0.3);
  border-radius: 999px; padding: 5px 14px;
  font-size: 0.82rem; color: var(--primary-light); font-weight: 500;
  margin-bottom: 14px;
}
.section-title { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 12px; }
.section-sub { font-size: 1rem; color: var(--text-sub); max-width: 560px; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-sub { margin: 0 auto; }

/* ===== FEATURES GRID ===== */
.features-section { background: var(--bg-card2); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: var(--shadow-card); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 16px;
}
.feature-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--text-sub); line-height: 1.65; }

/* ===== EMULATOR CARDS ===== */
.emulators-section { background: var(--bg-dark); }
.emulators-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.emu-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.emu-card:hover { transform: translateY(-5px); box-shadow: 0 8px 40px rgba(124,58,237,0.25); }
.emu-card-header {
  padding: 20px 20px 16px;
  display: flex; align-items: center; gap: 14px;
}
.emu-logo {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; font-size: 1.8rem;
  flex-shrink: 0;
}
.emu-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 3px; }
.emu-platform { font-size: 0.78rem; color: var(--text-sub); }
.emu-body { padding: 0 20px 20px; }
.emu-desc { font-size: 0.88rem; color: var(--text-sub); margin-bottom: 14px; line-height: 1.65; }
.emu-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.tag {
  background: rgba(124,58,237,0.15); border: 1px solid rgba(124,58,237,0.25);
  color: var(--primary-light); border-radius: 999px; padding: 3px 10px; font-size: 0.75rem;
}
.emu-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
}
.emu-rating { display: flex; align-items: center; gap: 4px; font-size: 0.85rem; }
.stars { color: #f59e0b; }
.btn-dl {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--gradient-btn); color: #fff;
  padding: 8px 18px; border-radius: 8px; font-size: 0.85rem; font-weight: 600;
  border: none; cursor: pointer; transition: opacity 0.2s, transform 0.2s;
}
.btn-dl:hover { opacity: 0.85; transform: scale(1.03); }

/* ===== HOW IT WORKS ===== */
.how-section { background: var(--bg-card2); }
.steps-container { display: flex; gap: 0; flex-wrap: wrap; justify-content: center; }
.step {
  flex: 1; min-width: 200px; max-width: 260px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 24px 20px; position: relative;
}
.step:not(:last-child)::after {
  content: '→'; position: absolute; right: -12px; top: 36px;
  font-size: 1.4rem; color: var(--primary); opacity: 0.5;
}
.step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--gradient-btn); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; font-weight: 800; margin-bottom: 16px;
  box-shadow: 0 4px 16px rgba(124,58,237,0.4);
}
.step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.85rem; color: var(--text-sub); line-height: 1.6; }

/* ===== TESTIMONIALS ===== */
.testimonials-section { background: var(--bg-dark); }
.reviews-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.review-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 24px;
}
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 700; color: #fff; flex-shrink: 0;
}
.reviewer-name { font-weight: 600; font-size: 0.95rem; }
.reviewer-meta { font-size: 0.8rem; color: var(--text-sub); }
.review-text { font-size: 0.88rem; color: var(--text-sub); line-height: 1.7; font-style: italic; }
.review-rating { margin-top: 12px; color: #f59e0b; font-size: 0.9rem; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg-card2); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; background: none; border: none; cursor: pointer; color: var(--text-main);
  font-size: 0.95rem; font-weight: 600; text-align: left;
  transition: background 0.2s;
}
.faq-q:hover { background: rgba(124,58,237,0.08); }
.faq-q .chevron { flex-shrink: 0; transition: transform 0.3s; font-size: 1rem; color: var(--primary-light); }
.faq-item.open .faq-q .chevron { transform: rotate(180deg); }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 22px; font-size: 0.88rem; color: var(--text-sub); line-height: 1.75;
}
.faq-item.open .faq-a { max-height: 300px; padding: 0 22px 18px; }

/* ===== CTA BANNER ===== */
.cta-section {
  background: linear-gradient(135deg, #1a0a3e 0%, #0a1628 100%);
  text-align: center; padding: 80px 24px;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.cta-section h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; margin-bottom: 14px; }
.cta-section p { color: var(--text-sub); font-size: 1.05rem; margin-bottom: 32px; }

/* ===== FOOTER ===== */
footer {
  background: var(--bg-card2); border-top: 1px solid var(--border);
  padding: 60px 24px 30px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; max-width: 1200px; margin: 0 auto; }
.footer-brand p { font-size: 0.88rem; color: var(--text-sub); margin: 12px 0 20px; line-height: 1.7; }
.footer-social { display: flex; gap: 10px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.07); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
  transition: background 0.2s, border-color 0.2s; cursor: pointer; color: var(--text-sub);
  text-decoration: none;
}
.social-btn:hover { background: rgba(124,58,237,0.2); border-color: var(--primary); color: var(--primary-light); }
.footer-col h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; color: var(--text-main); }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; color: var(--text-sub); transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--primary-light); }
.footer-bottom {
  max-width: 1200px; margin: 40px auto 0;
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: gap;
  font-size: 0.82rem; color: var(--text-sub);
}
.footer-bottom a { color: var(--primary-light); }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  padding: calc(var(--nav-h) + 60px) 24px 60px;
  background: var(--gradient-hero); text-align: center;
}
.page-hero h1 { font-size: clamp(1.8rem, 5vw, 3rem); font-weight: 800; margin-bottom: 14px; }
.page-hero p { font-size: 1.05rem; color: var(--text-sub); max-width: 540px; margin: 0 auto; }

/* ===== DOWNLOAD PAGE ===== */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-bottom: 40px; align-items: center;
}
.filter-btn {
  padding: 8px 18px; border-radius: 999px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--text-sub); font-size: 0.9rem; cursor: pointer;
  transition: all 0.2s;
}
.filter-btn.active, .filter-btn:hover { background: rgba(124,58,237,0.2); border-color: var(--primary); color: var(--primary-light); }
.dl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.dl-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 24px; display: flex; gap: 18px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.dl-card:hover { border-color: var(--primary); box-shadow: var(--shadow-card); }
.dl-icon {
  width: 64px; height: 64px; border-radius: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 2rem;
}
.dl-info { flex: 1; }
.dl-info h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; }
.dl-info .version { font-size: 0.78rem; color: var(--primary-light); margin-bottom: 6px; }
.dl-info p { font-size: 0.84rem; color: var(--text-sub); line-height: 1.6; margin-bottom: 14px; }
.dl-meta { display: flex; gap: 12px; font-size: 0.78rem; color: var(--text-sub); margin-bottom: 12px; }
.dl-meta span { display: flex; align-items: center; gap: 4px; }
.btn-download-lg {
  width: 100%; padding: 10px; border-radius: 8px;
  background: var(--gradient-btn); color: #fff; border: none; cursor: pointer;
  font-size: 0.9rem; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 6px;
  transition: opacity 0.2s;
}
.btn-download-lg:hover { opacity: 0.85; }

/* ===== GUIDE PAGE ===== */
.guide-layout { display: grid; grid-template-columns: 240px 1fr; gap: 40px; max-width: 1100px; margin: 0 auto; }
.guide-nav {
  position: sticky; top: calc(var(--nav-h) + 20px); height: fit-content;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 20px;
}
.guide-nav h4 { font-size: 0.88rem; font-weight: 700; color: var(--text-sub); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 14px; }
.guide-nav ul { display: flex; flex-direction: column; gap: 4px; }
.guide-nav ul li a {
  display: block; padding: 8px 12px; border-radius: 7px;
  font-size: 0.88rem; color: var(--text-sub); transition: all 0.2s;
}
.guide-nav ul li a:hover, .guide-nav ul li a.active { background: rgba(124,58,237,0.15); color: var(--primary-light); }
.guide-content { min-width: 0; }
.guide-article { margin-bottom: 48px; scroll-margin-top: calc(var(--nav-h) + 24px); }
.guide-article h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.guide-article h3 { font-size: 1.1rem; font-weight: 700; margin: 20px 0 10px; color: var(--primary-light); }
.guide-article p { font-size: 0.92rem; color: var(--text-sub); line-height: 1.8; margin-bottom: 12px; }
.guide-article ul li { font-size: 0.92rem; color: var(--text-sub); line-height: 1.8; padding-left: 20px; position: relative; }
.guide-article ul li::before { content: '•'; position: absolute; left: 6px; color: var(--primary-light); }
.tip-box {
  background: rgba(6,182,212,0.1); border: 1px solid rgba(6,182,212,0.3);
  border-radius: 8px; padding: 14px 18px; margin: 16px 0;
  font-size: 0.88rem; color: var(--accent); line-height: 1.7;
}
.tip-box strong { display: block; margin-bottom: 4px; }
.warning-box {
  background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.3);
  border-radius: 8px; padding: 14px 18px; margin: 16px 0;
  font-size: 0.88rem; color: #fbbf24; line-height: 1.7;
}
.warning-box strong { display: block; margin-bottom: 4px; }

/* ===== ABOUT PAGE ===== */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 24px; }
.member-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px 20px; text-align: center;
  transition: transform 0.3s, border-color 0.3s;
}
.member-card:hover { transform: translateY(-4px); border-color: var(--primary); }
.member-avatar {
  width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center; font-size: 2rem;
}
.member-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.member-card .role { font-size: 0.82rem; color: var(--primary-light); margin-bottom: 8px; }
.member-card p { font-size: 0.82rem; color: var(--text-sub); line-height: 1.6; }
.timeline { max-width: 700px; margin: 0 auto; position: relative; padding-left: 32px; }
.timeline::before { content: ''; position: absolute; left: 12px; top: 0; bottom: 0; width: 2px; background: var(--border); }
.tl-item { position: relative; margin-bottom: 32px; }
.tl-dot {
  position: absolute; left: -26px; top: 4px;
  width: 14px; height: 14px; border-radius: 50%; background: var(--gradient-btn);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.25);
}
.tl-year { font-size: 0.8rem; color: var(--primary-light); font-weight: 600; margin-bottom: 4px; }
.tl-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.tl-item p { font-size: 0.87rem; color: var(--text-sub); line-height: 1.7; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-bottom: 48px; }
.contact-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px; display: flex; gap: 16px; align-items: flex-start;
}
.contact-icon {
  width: 48px; height: 48px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.contact-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.contact-card p { font-size: 0.85rem; color: var(--text-sub); }
.contact-card a { font-size: 0.85rem; color: var(--primary-light); }
.contact-form { max-width: 600px; margin: 0 auto; background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 36px; }
.contact-form h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 6px; color: var(--text-sub); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 10px 14px; border-radius: 8px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--text-main); font-size: 0.92rem;
  outline: none; transition: border-color 0.2s;
  font-family: inherit;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--bg-card); }
.form-submit {
  width: 100%; padding: 12px; border-radius: 8px;
  background: var(--gradient-btn); color: #fff; border: none; cursor: pointer;
  font-size: 1rem; font-weight: 600; transition: opacity 0.2s;
}
.form-submit:hover { opacity: 0.85; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; } 50% { opacity: 0.4; }
}
@keyframes floatAnim {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-16px) rotate(5deg); }
  66% { transform: translateY(8px) rotate(-3deg); }
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .menu-btn { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .step:not(:last-child)::after { display: none; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-nav { position: static; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; }
  .steps-container { flex-direction: column; align-items: center; }
}