/* ============================================================
   NEOKLOUD STYLE SYSTEM v3
   Fonts: Outfit (display) + Space Mono (code)
   Palette: Deep navy + electric blue + warm amber accent
   ============================================================ */

:root {
  --navy:    #0a0f1e;
  --navy2:   #0f1829;
  --navy3:   #162035;
  --blue:    #2563eb;
  --blue2:   #3b82f6;
  --cyan:    #06b6d4;
  --green:   #10b981;
  --amber:   #f59e0b;
  --white:   #f8faff;
  --gray:    #94a3b8;
  --light-bg:#f0f4fd;
  --card-bg: #ffffff;
  --border:  rgba(59,130,246,0.18);
  --text:    #1e293b;
  --text-light: #64748b;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  background: var(--light-bg);
  color: var(--text);
  line-height: 1.6;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p  { color: var(--text-light); }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
  padding: 0 20px;
}
.navbar.scrolled {
  background: rgba(10, 15, 30, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(59,130,246,0.2);
}
.nav-inner {
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 32px;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--cyan); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav-cta {
  background: var(--blue) !important;
  color: #fff !important;
  border-radius: 8px !important;
  padding: 7px 16px !important;
  font-weight: 600 !important;
}
.nav-cta:hover { background: var(--blue2) !important; }

/* Dropdown */
.dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--navy2);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 160px;
  padding: 8px;
  list-style: none;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu li a {
  display: block;
  padding: 8px 12px;
  border-radius: 6px;
  color: rgba(255,255,255,0.8) !important;
  font-size: 0.87rem;
}
.dropdown-menu li a:hover { background: rgba(255,255,255,0.08) !important; color: #fff !important; }

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  margin-left: auto;
  padding: 8px;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: var(--navy);
  display: flex;
  align-items: center;
  padding: 100px 40px 80px;
  gap: 60px;
  position: relative;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}
.hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,0.25) 0%, transparent 70%);
  top: -100px; left: -100px;
  pointer-events: none;
}
.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  background: rgba(6,182,212,0.12);
  border: 1px solid rgba(6,182,212,0.35);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}
.hero h1 { color: #fff; margin-bottom: 16px; }
.accent { color: var(--cyan); }
.hero-sub { font-size: 1.1rem; color: var(--gray); margin-bottom: 36px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 1.5rem; font-weight: 800; color: #fff; line-height: 1; }
.stat-label { font-size: 0.75rem; color: var(--gray); margin-top: 4px; }
.stat-div { width: 1px; height: 40px; background: rgba(255,255,255,0.12); }

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* ===== TERMINAL CARD ===== */
.terminal-card {
  background: #0d1117;
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
  width: 100%;
  max-width: 460px;
}
.tc-bar {
  background: #161b22;
  padding: 10px 16px;
  display: flex;
  gap: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.tc-bar span {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.tc-bar span:nth-child(1) { background: #ff5f57; }
.tc-bar span:nth-child(2) { background: #ffbd2e; }
.tc-bar span:nth-child(3) { background: #28c840; }

.tc-body {
  padding: 20px;
  font-family: 'Space Mono', monospace;
  font-size: 0.82rem;
}
.tc-line { color: rgba(255,255,255,0.5); margin-bottom: 4px; }
.tc-line.out { padding-left: 12px; }
.tc-line.green { color: var(--green); }
.tc-prompt { color: var(--green); margin-right: 8px; }
.blink { animation: blink 1s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0;} }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  padding: 12px 26px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s;
  border: 2px solid transparent;
}
.btn-primary:hover { background: var(--blue2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,0.4); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: #fff;
  padding: 12px 26px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid rgba(255,255,255,0.25);
  transition: all 0.2s;
}
.btn-outline:hover { border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.06); }

.btn-yt {
  display: inline-block;
  background: #cc0000;
  color: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  transition: all 0.2s;
  margin: 4px;
}
.btn-yt:hover { background: #aa0000; transform: translateY(-2px); }

/* ===== SECTIONS ===== */
.section { padding: 80px 20px; }
.section-inner { max-width: 1100px; margin: auto; }
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}
.section h2 { margin-bottom: 14px; }
.section-sub { max-width: 580px; margin-bottom: 40px; font-size: 1.05rem; }
.text-center { text-align: center; }

.section-dark {
  background: var(--navy);
  color: #fff;
}
.section-dark h2 { color: #fff; }
.section-dark p { color: var(--gray); }
.section-dark .section-label { color: var(--cyan); }

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

/* ===== VIDEO ===== */
.video-wrap {
  display: flex;
  justify-content: center;
  margin: 0 auto;
}
.video-wrap iframe {
  width: 100%;
  max-width: 760px;
  height: 428px;
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.4);
}
.video-hint {
  text-align: center;
  color: var(--gray);
  font-size: 0.85rem;
  margin-top: 12px;
}

/* ===== CERT GRID ===== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.cert-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 16px;
  padding: 28px 24px;
  text-decoration: none;
  color: var(--text);
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.cert-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}
.cka::before { background: var(--blue); }
.ckad::before { background: var(--green); }
.cks::before { background: #8b5cf6; }

.cert-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.12); }
.cert-icon { font-size: 2rem; }
.cert-body { flex: 1; }
.cert-body h3 { font-size: 1.4rem; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.cert-body p { font-size: 0.87rem; color: var(--text-light); margin-bottom: 12px; }
.cert-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.cert-tags span {
  background: var(--light-bg);
  color: var(--text-light);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
}
.cert-arrow { font-size: 1.4rem; color: var(--gray); transition: transform 0.2s; }
.cert-card:hover .cert-arrow { transform: translateX(4px); color: var(--blue); }

/* ===== SIMULATOR SECTION ===== */
.simulator-section { background: var(--navy2); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.sim-text h2 { color: #fff; }
.sim-text p { color: var(--gray); margin: 16px 0 24px; font-size: 1.05rem; }
.sim-features { list-style: none; margin-bottom: 28px; }
.sim-features li { color: var(--gray); padding: 5px 0; }
.sim-preview { position: relative; }
.sim-badge {
  position: absolute;
  top: -12px; right: 20px;
  background: var(--green);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.08em;
  z-index: 2;
}

/* ===== BLOG GRID ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.blog-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 14px;
  padding: 28px;
  transition: all 0.25s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.blog-tag {
  display: inline-block;
  background: rgba(245,158,11,0.1);
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.blog-card h4 { font-size: 1.1rem; color: var(--text); margin-bottom: 8px; }
.blog-card p { font-size: 0.9rem; color: var(--text-light); }
.coming-soon { opacity: 0.8; }

/* ===== CAROUSEL ===== */
.carousel { overflow: hidden; width: 100%; padding: 20px 0; }
.track {
  display: flex;
  gap: 20px;
  animation: scroll 28s linear infinite;
}
.track:hover { animation-play-state: paused; }
.track img {
  width: 240px;
  height: 160px;
  object-fit: cover;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.2s;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.06);
}
.track img:hover { transform: scale(1.04); }
@keyframes scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== MEMBERSHIP ===== */
.member-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.big-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.member-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 18px;
  padding: 32px 28px;
  text-align: center;
  position: relative;
  transition: all 0.25s;
}
.member-card:hover { transform: translateY(-5px); box-shadow: 0 16px 40px rgba(0,0,0,0.12); }

.member-icon { font-size: 2.5rem; margin-bottom: 16px; }
.big-icon { font-size: 3rem; }
.member-card h3 { font-size: 1.25rem; color: var(--text); margin-bottom: 10px; }
.member-card p { font-size: 0.9rem; color: var(--text-light); margin-bottom: 22px; }

.featured-card {
  border: 2px solid var(--amber);
  box-shadow: 0 0 0 4px rgba(245,158,11,0.08);
}
.featured-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--amber);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.telegram { border-top: 3px solid #2aabee; }
.youtube-card { border-top: 3px solid #cc0000; }
.coffee { border-top: 3px solid var(--amber); }

.coffee-btn { background: var(--amber) !important; }
.coffee-btn:hover { background: #d97706 !important; box-shadow: 0 8px 24px rgba(245,158,11,0.4) !important; }

.yt-links { display: flex; flex-direction: column; gap: 8px; }

.perks {
  list-style: none;
  text-align: left;
  margin-bottom: 24px;
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 10px;
  padding: 14px 18px;
  background: var(--light-bg);
}
.perks li { font-size: 0.88rem; color: var(--text-light); padding: 4px 0; }

.big-btn { padding: 13px 28px !important; font-size: 1rem !important; }

/* ===== LOGOS ===== */
.logos {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.logos a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logos a img {
  width: 160px;
  border-radius: 12px;
  transition: transform 0.25s, box-shadow 0.25s;
}
.logos a:hover img { transform: scale(1.07); box-shadow: 0 12px 30px rgba(0,0,0,0.3); }
.logos a span { color: var(--gray); font-size: 0.85rem; font-weight: 600; }

/* ===== CONNECT ===== */
.connect-section { background: var(--light-bg); }
.connect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.connect-grid.centered { max-width: 500px; margin: 32px auto 0; }
.connect-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  text-decoration: none;
  transition: all 0.2s;
}
.connect-item:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.08); }
.connect-item.highlight { border-color: var(--amber); background: rgba(245,158,11,0.04); }
.ci-icon { font-size: 1.4rem; }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: var(--navy);
  padding: 120px 40px 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: var(--gray); font-size: 1.05rem; max-width: 560px; margin: 0 auto 32px; }

.tab-nav { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.tab-btn {
  display: inline-block;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  padding: 9px 22px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
}
.tab-btn:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.35); }

/* ===== PLAYLISTS PAGE ===== */
.playlist-section { padding: 60px 20px; }
.cert-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
.section-dark .cert-header { border-bottom-color: rgba(255,255,255,0.1); }
.cert-badge { font-size: 2.5rem; flex-shrink: 0; }
.cert-header h2 { margin-bottom: 6px; }

.cka-head h2 { color: var(--blue2); }
.ckad-head h2 { color: var(--green); }
.cks-head h2 { color: #a78bfa; }
.section-dark .ckad-head h2 { color: var(--green); }
.section-dark .cks-head h2 { color: #a78bfa; }

.playlist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.pl-card {
  display: flex;
  gap: 16px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: all 0.25s;
}
.pl-card.dark-card { background: var(--navy3); border-color: rgba(255,255,255,0.08); }
.pl-card.dark-card .pl-info h4 { color: #fff; }
.pl-card.dark-card .pl-info p { color: var(--gray); }

.pl-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.12); }
.coming-soon-card { opacity: 0.6; pointer-events: none; }

.pl-thumb {
  width: 80px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.cka-thumb { background: rgba(37,99,235,0.12); color: var(--blue); }
.ckad-thumb { background: rgba(16,185,129,0.12); color: var(--green); }
.cks-thumb { background: rgba(139,92,246,0.12); color: #8b5cf6; }
.dim { opacity: 0.5; }

.pl-info { padding: 18px 18px 18px 0; flex: 1; }
.pl-info h4 { font-size: 1rem; font-weight: 700; margin-bottom: 5px; }
.pl-info p { font-size: 0.83rem; margin-bottom: 10px; }
.pl-tag {
  display: inline-block;
  background: rgba(37,99,235,0.1);
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 100px;
}
.ckad-tag { background: rgba(16,185,129,0.1); color: var(--green); }
.cks-tag { background: rgba(139,92,246,0.1); color: #8b5cf6; }

/* ===== CTA SECTION ===== */
.cta-section { background: var(--navy2); }
.cta-section h2 { color: #fff; }
.cta-section p { color: var(--gray); }

/* ===== BLOG CATEGORIES ===== */
.blog-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 12px;
}
.blog-cat-card {
  background: #fff;
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
  transition: all 0.25s;
}
.blog-cat-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(0,0,0,0.1); }
.bcc-icon { font-size: 2.2rem; display: block; margin-bottom: 14px; }
.blog-cat-card h4 { font-size: 1.05rem; color: var(--text); margin-bottom: 8px; }
.blog-cat-card p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 16px; }
.coming-tag {
  display: inline-block;
  background: rgba(245,158,11,0.1);
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 100px;
}

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
}
.lightbox-img {
  max-width: 90%;
  max-height: 88%;
  border-radius: 12px;
  box-shadow: 0 0 60px rgba(0,0,0,0.8);
  animation: zoomIn 0.22s ease;
}
@keyframes zoomIn { from{transform:scale(0.88);opacity:0;} to{transform:scale(1);opacity:1;} }
.lightbox .close {
  position: absolute;
  top: 20px; right: 30px;
  font-size: 40px;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  transition: color 0.2s;
}
.lightbox .nav {
  position: absolute;
  top: 50%;
  font-size: 55px;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  user-select: none;
  transform: translateY(-50%);
  transition: color 0.2s;
}
.lightbox .prev { left: 25px; }
.lightbox .next { right: 25px; }
.lightbox .nav:hover, .lightbox .close:hover { color: var(--cyan); }

/* ===== FOOTER ===== */
footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 50px 40px 20px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .nav-logo { font-size: 1.3rem; }
.footer-brand p { color: var(--gray); font-size: 0.87rem; margin-top: 8px; }
.footer-links, .footer-social { display: flex; flex-direction: column; gap: 10px; }
.footer-links a, .footer-social a {
  color: var(--gray);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}
.footer-links a:hover, .footer-social a:hover { color: var(--cyan); }
.footer-copy {
  text-align: center;
  color: rgba(255,255,255,0.2);
  font-size: 0.8rem;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  max-width: 1100px;
  margin: auto;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero { flex-direction: column; padding: 100px 24px 60px; text-align: center; }
  .hero-stats { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-visual { display: none; }
  .two-col { grid-template-columns: 1fr; }
  .sim-preview { display: none; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hamburger { display: block; }
  .nav-links {
    display: none;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 14px; }
  .dropdown-menu { position: static; box-shadow: none; border: none; background: rgba(255,255,255,0.04); }
  .dropdown:hover .dropdown-menu { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .video-wrap iframe { height: 220px; }
  .page-hero { padding: 100px 20px 50px; }
}