/* ============================================================
   Space Expo 2026 Shenzhen — 商业航天生态合作大会
   暨2026深圳国际商业航天展览会
   Professional Exhibition Website Stylesheet
   ============================================================ */

/* --- CSS Variables --- */
:root {
  --navy-deep: #060f25;
  --navy: #0a1b3f;
  --navy-light: #112855;
  --blue: #0d3f8a;
  --blue-mid: #1557b0;
  --gold: #c0923e;
  --gold-light: #dcb55a;
  --gold-pale: #f5e6c8;
  --white: #ffffff;
  --gray-bg: #f4f5f8;
  --gray-100: #eef0f4;
  --gray-200: #dde0e6;
  --gray-300: #bcc1cc;
  --gray-500: #7b8290;
  --gray-700: #3d424a;
  --text: #1c1f26;
  --text-secondary: #5c6270;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 2px 16px rgba(0,0,0,.07);
  --shadow-md: 0 6px 28px rgba(0,0,0,.1);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.14);
  --max-width: 1260px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 68px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.72;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* --- Section Titles --- */
.sec-title { text-align: center; margin-bottom: 52px; }
.sec-title .en { font-size: .82rem; color: var(--gold); text-transform: uppercase; letter-spacing: 3px; font-weight: 500; margin-bottom: 6px; }
.sec-title h3 { font-size: 2rem; color: var(--navy); font-weight: 700; }
.sec-title h3::after { content: ''; display: block; width: 56px; height: 3px; background: linear-gradient(90deg, var(--gold), var(--gold-light)); margin: 14px auto 0; border-radius: 2px; }
.sec-title p { font-size: .92rem; color: var(--text-secondary); margin-top: 10px; max-width: 640px; margin-left: auto; margin-right: auto; }
.sec-title.light h3 { color: var(--white); }
.sec-title.light p { color: rgba(255,255,255,.65); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 32px;
  border-radius: 6px; font-size: .93rem; font-weight: 600; border: none;
  transition: all .28s var(--ease); white-space: nowrap; justify-content: center;
}
.btn-gold { background: linear-gradient(135deg, #c99830, #daa940); color: #fff; box-shadow: 0 4px 16px rgba(192,146,62,.25); }
.btn-gold:hover { background: linear-gradient(135deg, #d4a840, #e2b84e); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(192,146,62,.4); }
.btn-gold-lg { padding: 16px 40px; font-size: 1.05rem; border-radius: 8px; }
.btn-outline-white { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.35); }
.btn-outline-white:hover { border-color: var(--white); background: rgba(255,255,255,.08); }
.btn-outline-gold { background: transparent; color: var(--gold); border: 2px solid var(--gold); }
.btn-outline-gold:hover { background: var(--gold); color: #fff; }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-light); }

/* ============================================================
   TOP PROMO BAR
   ============================================================ */
.top-promo {
  background: var(--navy-deep); color: rgba(255,255,255,.75); font-size: .8rem;
  padding: 7px 0; border-bottom: 3px solid var(--gold);
}
.top-promo .container { display: flex; justify-content: space-between; align-items: center; }
.top-promo a { color: var(--gold-light); margin-left: 16px; }
.top-promo a:hover { text-decoration: underline; }

/* ============================================================
   HEADER
   ============================================================ */
#header {
  position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,.97);
  backdrop-filter: blur(14px); border-bottom: 1px solid #eaecf0; height: var(--header-h);
  transition: box-shadow .3s;
}
#header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.08); }
#header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
#header .logo-area { display: flex; align-items: center; gap: 12px; }
#header .logo-icon {
  width: 44px; height: 44px; background: linear-gradient(135deg, var(--navy), var(--navy-light));
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--gold-light); font-size: 1.2rem; font-weight: 900; flex-shrink: 0;
}
#header .logo-text h2 { font-size: 1rem; color: var(--navy); line-height: 1.2; font-weight: 700; }
#header .logo-text span { font-size: .73rem; color: var(--text-secondary); font-weight: 400; }
#header nav { display: flex; align-items: center; }
#header .nav-main { display: flex; gap: 2px; }
#header .nav-main > li { position: relative; }
#header .nav-main > li > a {
  display: block; padding: 10px 16px; font-size: .88rem; color: var(--text); border-radius: 6px;
  font-weight: 500; transition: all .2s;
}
#header .nav-main > li > a:hover,
#header .nav-main > li.active > a { color: var(--gold); background: rgba(192,146,62,.06); }
/* Dropdown */
#header .nav-main .dropdown {
  position: absolute; top: 100%; left: 0; min-width: 170px; background: var(--white);
  border-radius: var(--radius); box-shadow: var(--shadow-md); opacity: 0; visibility: hidden;
  transform: translateY(8px); transition: all .22s var(--ease); padding: 8px 0; border: 1px solid var(--gray-100);
}
#header .nav-main > li:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(4px); }
#header .nav-main .dropdown a {
  display: block; padding: 9px 20px; font-size: .84rem; color: var(--text); transition: all .15s;
}
#header .nav-main .dropdown a:hover { color: var(--gold); background: var(--gray-bg); }
/* CTA in nav */
#header .nav-cta {
  margin-left: 16px; padding: 10px 22px; background: var(--gold); color: #fff; border-radius: 6px;
  font-size: .88rem; font-weight: 600; border: none; transition: all .25s;
}
#header .nav-cta:hover { background: var(--gold-light); }
/* Lang switch */
#header .lang { margin-left: 12px; font-size: .8rem; color: var(--text-secondary); }
#header .lang a { padding: 2px 6px; }
#header .lang a:hover { color: var(--gold); }
#header .lang .sep { color: var(--gray-300); }

/* Mobile hamburger */
#menu-btn { display: none; background: none; border: none; font-size: 1.6rem; color: var(--navy); padding: 8px; }

/* ============================================================
   HERO
   ============================================================ */
#hero {
  position: relative; min-height: 88vh; background: linear-gradient(160deg, #050e22 0%, #091836 30%, #0e214f 60%, #0a1b3f 100%);
  display: flex; align-items: center; overflow: hidden;
}
#hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 25% 40%, rgba(220,181,90,.07) 0%, transparent 55%),
              radial-gradient(ellipse at 75% 60%, rgba(13,63,138,.18) 0%, transparent 50%);
}
/* Stars */
#hero .stars { position: absolute; inset: 0; }
#hero .stars .dot {
  position: absolute; width: 2px; height: 2px; background: #fff; border-radius: 50%;
  animation: twinkle 4s infinite alternate;
}
@keyframes twinkle { 0% { opacity: .2; } 100% { opacity: .8; } }
#hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
#hero .hero-content { padding: 40px 0; }
#hero .hero-badge { display: inline-block; background: rgba(220,181,90,.12); color: var(--gold-light); padding: 6px 18px; border-radius: 30px; font-size: .82rem; font-weight: 500; border: 1px solid rgba(220,181,90,.2); margin-bottom: 20px; letter-spacing: 1px; }
#hero h1 { font-size: clamp(1.8rem, 3.2vw, 2.8rem); color: var(--white); font-weight: 800; line-height: 1.25; margin-bottom: 10px; }
#hero h1 em { color: var(--gold-light); font-style: normal; }
#hero .hero-lead { font-size: 1.05rem; color: rgba(255,255,255,.78); margin-bottom: 20px; line-height: 1.75; max-width: 540px; }
#hero .hero-meta { display: flex; gap: 24px; margin-bottom: 28px; flex-wrap: wrap; }
#hero .hero-meta-item { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.8); font-size: .9rem; }
#hero .hero-meta-item .ico { font-size: 1.3rem; color: var(--gold-light); }
#hero .hero-meta-item strong { color: var(--white); }
#hero .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero right — countdown card */
#hero .hero-card {
  background: rgba(255,255,255,.04); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg); padding: 36px 28px; text-align: center;
}
#hero .hero-card h4 { color: var(--white); font-size: 1.05rem; margin-bottom: 20px; }
#hero .countdown-row { display: flex; gap: 10px; justify-content: center; margin-bottom: 20px; }
#hero .countdown-item { background: rgba(255,255,255,.06); border-radius: var(--radius); padding: 14px 14px; min-width: 72px; }
#hero .countdown-item .n { font-size: 2.2rem; font-weight: 800; color: var(--gold-light); line-height: 1; font-variant-numeric: tabular-nums; }
#hero .countdown-item .l { font-size: .72rem; color: rgba(255,255,255,.45); margin-top: 4px; }
#hero .hero-card .card-sub { color: rgba(255,255,255,.55); font-size: .82rem; }
#hero .hero-card .card-sub strong { color: rgba(255,255,255,.85); }

/* ============================================================
   STATS STRIP
   ============================================================ */
#stats-strip { background: var(--white); border-bottom: 1px solid var(--gray-100); }
#stats-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 28px 24px; }
#stats-strip .stat-box { text-align: center; padding: 16px; }
#stats-strip .stat-box .val { font-size: 2.3rem; font-weight: 800; color: var(--navy); line-height: 1; }
#stats-strip .stat-box .val sup { font-size: 1rem; color: var(--gold); font-weight: 600; }
#stats-strip .stat-box .lbl { font-size: .84rem; color: var(--text-secondary); margin-top: 6px; }

/* ============================================================
   REGISTER CTAs
   ============================================================ */
#cta-trio { padding: 48px 0; background: var(--gray-bg); }
#cta-trio .container { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
#cta-trio .cta-card {
  background: var(--white); border-radius: var(--radius); padding: 30px 22px; text-align: center;
  box-shadow: var(--shadow-sm); transition: all .3s var(--ease); border: 1px solid transparent;
}
#cta-trio .cta-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--gold); }
#cta-trio .cta-card .icon-circle { width: 56px; height: 56px; margin: 0 auto 16px; background: linear-gradient(135deg, var(--navy), var(--navy-light)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; }
#cta-trio .cta-card h4 { font-size: 1.05rem; color: var(--navy); margin-bottom: 8px; }
#cta-trio .cta-card p { font-size: .83rem; color: var(--text-secondary); margin-bottom: 16px; }

/* --- Section Alt (alternating background) --- */
.section-alt { padding: 80px 0; background: var(--gray-bg); }

/* ============================================================
   ABOUT
   ============================================================ */
#about { padding: 80px 0; background: var(--white); }
#about .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
#about .about-visual { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
#about .about-visual .img-placeholder {
  background: linear-gradient(150deg, #0a1b3f 0%, #112855 40%, #0d3f8a 100%);
  padding: 60px 40px; text-align: center; color: var(--white); min-height: 380px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
#about .about-visual .img-placeholder .venue-icon { font-size: 3.5rem; margin-bottom: 14px; }
#about .about-visual .img-placeholder h4 { font-size: 1.2rem; color: var(--gold-light); margin-bottom: 6px; }
#about .about-visual .img-placeholder p { font-size: .85rem; opacity: .65; }
#about .about-text h3 { font-size: 1.4rem; color: var(--navy); margin-bottom: 14px; font-weight: 700; }
#about .about-text p { font-size: .92rem; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.8; }
#about .org-block { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 18px; }
#about .org-block .org-item { display: flex; align-items: baseline; gap: 8px; padding: 9px 12px; background: var(--gray-bg); border-radius: var(--radius-sm); font-size: .82rem; border-left: 3px solid var(--gold); }
#about .org-block .org-item .tag { font-weight: 700; color: var(--gold); font-size: .75rem; white-space: nowrap; min-width: 36px; }

/* ============================================================
   SCOPE
   ============================================================ */
#scope { padding: 80px 0; background: var(--gray-bg); }
#scope .scope-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
#scope .scope-card {
  background: var(--white); border-radius: var(--radius); padding: 26px 18px; text-align: center;
  transition: all .3s var(--ease); border: 1px solid transparent; cursor: default;
}
#scope .scope-card:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: var(--shadow); }
#scope .scope-card .ico { font-size: 2rem; margin-bottom: 10px; display: block; }
#scope .scope-card h4 { font-size: .92rem; color: var(--navy); margin-bottom: 8px; font-weight: 700; }
#scope .scope-card p { font-size: .78rem; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================
   ZONES
   ============================================================ */
#zones { padding: 80px 0; background: var(--white); }
#zones .zones-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
#zones .zone-card {
  background: linear-gradient(145deg, var(--navy), var(--navy-light)); border-radius: var(--radius);
  padding: 28px 22px; color: var(--white); text-align: center; transition: all .3s var(--ease);
}
#zones .zone-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
#zones .zone-card h4 { font-size: .98rem; color: var(--gold-light); margin-bottom: 6px; }
#zones .zone-card .area { font-size: 1.3rem; font-weight: 700; margin-bottom: 6px; }
#zones .zone-card p { font-size: .8rem; color: rgba(255,255,255,.6); }

/* ============================================================
   FORUM
   ============================================================ */
#forum { padding: 80px 0; background: var(--gray-bg); }
#forum .forum-highlight { background: var(--white); border-radius: var(--radius); padding: 32px 36px; margin-bottom: 28px; box-shadow: var(--shadow); border-left: 5px solid var(--gold); }
#forum .forum-highlight h4 { font-size: 1.15rem; color: var(--navy); margin-bottom: 10px; }
#forum .forum-highlight p { font-size: .88rem; color: var(--text-secondary); }
#forum .forum-highlight .meta-row { display: flex; gap: 24px; margin-top: 12px; font-size: .83rem; color: var(--text-secondary); }
#forum .forum-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
#forum .forum-card {
  background: var(--white); border-radius: var(--radius); padding: 24px 20px;
  box-shadow: var(--shadow-sm); transition: all .28s var(--ease);
}
#forum .forum-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
#forum .forum-card .num { font-size: 2.4rem; font-weight: 800; color: rgba(192,146,62,.12); line-height: 1; }
#forum .forum-card h4 { font-size: .98rem; color: var(--navy); margin: 6px 0 8px; font-weight: 700; }
#forum .forum-card p { font-size: .8rem; color: var(--text-secondary); line-height: 1.65; }

/* ============================================================
   SCHEDULE / TIMELINE
   ============================================================ */
#schedule { padding: 80px 0; background: var(--gray-bg); }
.schedule-tabs { display: flex; gap: 6px; justify-content: center; margin-bottom: 36px; flex-wrap: wrap; }
.schedule-tab {
  padding: 10px 24px; border: 1px solid var(--gray-200); background: var(--white);
  border-radius: 6px; font-size: .9rem; color: var(--text); cursor: pointer;
  transition: all .25s; font-weight: 500;
}
.schedule-tab:hover { border-color: var(--gold); color: var(--gold); }
.schedule-tab.active { background: var(--gold); color: #fff; border-color: var(--gold); }
.schedule-day { display: none; }
.schedule-day.active { display: block; }
.timeline { position: relative; padding-left: 32px; max-width: 720px; margin: 0 auto; }
.timeline::before {
  content: ''; position: absolute; left: 10px; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--gold), var(--gold-light), transparent);
}
.timeline-item { position: relative; padding: 0 0 28px 20px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ''; position: absolute; left: -26px; top: 6px;
  width: 12px; height: 12px; background: var(--gold); border-radius: 50%;
  border: 3px solid var(--white); box-shadow: 0 0 0 2px var(--gold);
}
.timeline-item .time {
  display: inline-block; padding: 3px 12px; background: rgba(192,146,62,.08);
  color: var(--gold); font-size: .8rem; font-weight: 600; border-radius: 4px; margin-bottom: 6px;
}
.timeline-item h5 { font-size: .95rem; color: var(--navy); margin-bottom: 4px; font-weight: 700; }
.timeline-item p { font-size: .82rem; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================
   EXHIBITORS
   ============================================================ */
#exhibitors { padding: 80px 0; background: var(--white); }
#exhibitors .exh-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
#exhibitors .exh-item {
  background: var(--gray-bg); border-radius: var(--radius-sm); padding: 18px 10px;
  display: flex; align-items: center; justify-content: center; text-align: center;
  font-size: .82rem; font-weight: 600; color: var(--navy); min-height: 68px;
  transition: all .22s; border: 1px solid transparent;
}
#exhibitors .exh-item:hover { border-color: var(--gold); background: var(--white); box-shadow: var(--shadow-sm); }
#exhibitors .exh-item.vip { background: var(--navy); color: var(--white); font-size: .84rem; }
#exhibitors .exh-item.vip:hover { background: var(--navy-light); }

/* ============================================================
   PRICING
   ============================================================ */
#pricing { padding: 80px 0; background: var(--gray-bg); }
#pricing .pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; max-width: 880px; margin: 0 auto; }
#pricing .pricing-card {
  background: var(--white); border-radius: var(--radius); padding: 34px 28px;
  text-align: center; box-shadow: var(--shadow); border: 1px solid var(--gray-100);
}
#pricing .pricing-card.featured { background: var(--navy); color: var(--white); border-color: var(--navy); }
#pricing .pricing-card h4 { font-size: 1.05rem; margin-bottom: 10px; }
#pricing .pricing-card.featured h4 { color: var(--gold-light); }
#pricing .pricing-card .price { font-size: 2rem; font-weight: 800; color: var(--navy); margin: 8px 0; }
#pricing .pricing-card.featured .price { color: var(--white); }
#pricing .pricing-card .unit { font-size: .8rem; color: var(--text-secondary); margin-bottom: 14px; }
#pricing .pricing-card.featured .unit { color: rgba(255,255,255,.55); }
#pricing .pricing-card ul { text-align: left; margin-bottom: 18px; }
#pricing .pricing-card ul li { font-size: .82rem; padding: 7px 0; border-bottom: 1px solid var(--gray-100); color: var(--text-secondary); }
#pricing .pricing-card.featured ul li { border-color: rgba(255,255,255,.08); color: rgba(255,255,255,.65); }
#pricing .pricing-card ul li::before { content: '✓ '; color: var(--gold); font-weight: 700; }

/* ============================================================
   WHY EXHIBIT
   ============================================================ */
#why { padding: 80px 0; background: var(--navy); color: var(--white); }
#why .why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
#why .why-item { text-align: center; padding: 28px 18px; }
#why .why-item .ico { font-size: 2.5rem; display: block; margin-bottom: 14px; }
#why .why-item h4 { font-size: 1rem; color: var(--gold-light); margin-bottom: 10px; }
#why .why-item p { font-size: .83rem; color: rgba(255,255,255,.65); line-height: 1.7; }

/* ============================================================
   AUDIENCE
   ============================================================ */
#audience { padding: 80px 0; background: var(--white); }
#audience .aud-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
#audience .aud-group { background: var(--gray-bg); border-radius: var(--radius); padding: 24px 20px; }
#audience .aud-group h4 { font-size: .95rem; color: var(--navy); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--gold); }
#audience .aud-group ul li { font-size: .83rem; color: var(--text); padding: 4px 0; padding-left: 16px; position: relative; }
#audience .aud-group ul li::before { content: '▸'; position: absolute; left: 0; color: var(--gold); font-size: .7rem; top: 6px; }

/* ============================================================
   NEWS
   ============================================================ */
#news { padding: 80px 0; background: var(--gray-bg); }
#news .news-grid { display: grid; grid-template-columns: 1.5fr 2fr; gap: 28px; }
#news .news-featured { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
#news .news-featured .img-box { height: 220px; background: linear-gradient(135deg, var(--navy), var(--navy-light)); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.15); font-size: 3rem; }
#news .news-featured .content { padding: 20px; }
#news .news-featured .content .date-tag { font-size: .78rem; color: var(--gold); font-weight: 600; }
#news .news-featured .content h4 { font-size: 1.05rem; color: var(--navy); margin: 6px 0; }
#news .news-featured .content p { font-size: .84rem; color: var(--text-secondary); }
#news .news-list { display: flex; flex-direction: column; gap: 12px; }
#news .news-item { background: var(--white); border-radius: var(--radius); padding: 16px 20px; display: flex; gap: 16px; box-shadow: var(--shadow-sm); transition: all .22s; align-items: flex-start; }
#news .news-item:hover { box-shadow: var(--shadow); }
#news .news-item .d { text-align: center; min-width: 48px; }
#news .news-item .d b { display: block; font-size: 1.3rem; color: var(--gold); line-height: 1; }
#news .news-item .d span { font-size: .72rem; color: var(--text-secondary); }
#news .news-item .t h5 { font-size: .9rem; color: var(--navy); margin-bottom: 4px; }
#news .news-item .t p { font-size: .78rem; color: var(--text-secondary); }

/* ============================================================
   MEDIA PARTNERS
   ============================================================ */
#media { padding: 80px 0; background: var(--white); }
#media .media-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
#media .media-item { background: var(--gray-bg); border-radius: var(--radius-sm); padding: 20px 12px; text-align: center; font-size: .8rem; color: var(--text-secondary); font-weight: 500; transition: all .22s; }
#media .media-item:hover { color: var(--gold); background: var(--gold-pale); }

/* ============================================================
   DOWNLOADS
   ============================================================ */
#download { padding: 80px 0; background: var(--gray-bg); }
#download .dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
#download .dl-card {
  background: var(--white); border-radius: var(--radius); padding: 22px; display: flex;
  align-items: center; gap: 14px; box-shadow: var(--shadow-sm); transition: all .25s;
}
#download .dl-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
#download .dl-icon { width: 50px; height: 50px; background: rgba(192,146,62,.1); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; flex-shrink: 0; }
#download .dl-info { flex: 1; min-width: 0; }
#download .dl-info h5 { font-size: .88rem; color: var(--navy); margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#download .dl-info span { font-size: .76rem; color: var(--text-secondary); }
#download .dl-btn { padding: 8px 18px; background: var(--navy); color: var(--white); border-radius: 6px; font-size: .8rem; font-weight: 500; white-space: nowrap; transition: all .2s; }
#download .dl-btn:hover { background: var(--navy-light); }

/* ============================================================
   CONTACT
   ============================================================ */
#contact { padding: 80px 0; background: var(--navy); color: var(--white); }
#contact .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
#contact .contact-info h3 { font-size: 1.2rem; margin-bottom: 24px; }
#contact .contact-info .info-row { display: flex; gap: 12px; margin-bottom: 16px; align-items: flex-start; }
#contact .contact-info .info-row .label { color: var(--gold-light); font-weight: 600; min-width: 64px; font-size: .86rem; }
#contact .contact-info .info-row .value { color: rgba(255,255,255,.78); font-size: .88rem; }
#contact .contact-form-wrap { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 30px; }
#contact .contact-form-wrap h4 { font-size: 1.05rem; margin-bottom: 20px; color: var(--gold-light); }
#contact .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
#contact .form-row.full { grid-template-columns: 1fr; }
#contact input, #contact select, #contact textarea {
  width: 100%; padding: 11px 14px; border: 1px solid rgba(255,255,255,.15); border-radius: 6px;
  background: rgba(255,255,255,.04); color: var(--white); font-size: .88rem; transition: all .25s;
}
#contact input:focus, #contact select:focus, #contact textarea:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,.08); }
#contact select { color: rgba(255,255,255,.6); }
#contact select option { color: var(--text); background: var(--white); }
#contact textarea { resize: vertical; min-height: 90px; }
#contact .acct-box { margin-top: 20px; padding: 16px 20px; background: rgba(255,255,255,.04); border-radius: var(--radius-sm); border: 1px dashed rgba(255,255,255,.12); font-size: .8rem; color: rgba(255,255,255,.6); }
#contact .acct-box h5 { color: var(--gold-light); margin-bottom: 8px; font-size: .88rem; }

/* ============================================================
   VENUE MAP
   ============================================================ */
#venue { padding: 0; }
#venue .map-box { height: 360px; background: var(--gray-bg); display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-secondary); gap: 6px; }
#venue .map-box .big-pin { font-size: 2.5rem; }
#venue .map-box strong { font-size: 1.05rem; color: var(--text); }

/* ============================================================
   VENUE MAP
   ============================================================ */
#venue { padding: 0; }
#venue .map-box { height: 360px; background: var(--gray-bg); display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-secondary); gap: 6px; }
#venue .map-box .big-pin { font-size: 2.5rem; }
#venue .map-box strong { font-size: 1.05rem; color: var(--text); }

/* ============================================================
   FOOTER
   ============================================================ */
#footer { background: var(--navy-deep); color: rgba(255,255,255,.5); padding: 52px 0 24px; font-size: .83rem; }
#footer .ft-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1.3fr; gap: 32px; margin-bottom: 36px; }
#footer .ft-col h5 { color: var(--white); font-size: .92rem; margin-bottom: 14px; }
#footer .ft-col a { display: block; color: rgba(255,255,255,.45); padding: 4px 0; font-size: .8rem; transition: color .2s; }
#footer .ft-col a:hover { color: var(--gold-light); }
#footer .ft-bottom { border-top: 1px solid rgba(255,255,255,.06); padding-top: 20px; text-align: center; font-size: .78rem; }
#footer .ft-bottom a { color: var(--gold-light); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  #scope .scope-grid { grid-template-columns: repeat(2, 1fr); }
  #exhibitors .exh-grid { grid-template-columns: repeat(4, 1fr); }
  #forum .forum-grid { grid-template-columns: repeat(2, 1fr); }
  #footer .ft-grid { grid-template-columns: repeat(3, 1fr); }
  #media .media-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 860px) {
  #menu-btn { display: block; }
  #header .nav-main {
    display: none; position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,.99); flex-direction: column; padding: 20px; overflow-y: auto;
    gap: 0; z-index: 999;
  }
  #header .nav-main.open { display: flex; }
  #header .nav-main .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; padding: 0 0 0 20px; display: none; }
  #header .nav-main > li.open .dropdown { display: block; }
  #header .nav-main .dropdown a { font-size: .82rem; padding: 8px 16px; }
  #header .nav-cta { margin-left: 0; }
  #hero .container { grid-template-columns: 1fr; gap: 24px; }
  #hero { min-height: auto; }
  #hero .hero-card { max-width: 400px; margin: 0 auto; }
  #hero .hero-meta { gap: 12px; }
  #about .about-grid { grid-template-columns: 1fr; }
  #stats-strip .container { grid-template-columns: repeat(2, 1fr); }
  #cta-trio .container { grid-template-columns: 1fr; }
  #news .news-grid { grid-template-columns: 1fr; }
  #contact .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  #contact .form-row { grid-template-columns: 1fr; }
  #zones .zones-grid { grid-template-columns: 1fr 1fr; }
  #audience .aud-grid { grid-template-columns: 1fr 1fr; }
  #pricing .pricing-grid { grid-template-columns: 1fr; }
  #download .dl-grid { grid-template-columns: 1fr 1fr; }
  #why .why-grid { grid-template-columns: 1fr 1fr; }
  #scope .scope-grid { grid-template-columns: 1fr 1fr; }
  #exhibitors .exh-grid { grid-template-columns: repeat(3, 1fr); }
  #footer .ft-grid { grid-template-columns: repeat(2, 1fr); }
  #media .media-grid { grid-template-columns: repeat(3, 1fr); }
  .schedule-tabs { gap: 4px; }
  .schedule-tab { padding: 8px 14px; font-size: .82rem; }
  .timeline { padding-left: 24px; }
  .top-promo .container { flex-direction: column; gap: 4px; font-size: .75rem; }
  .sec-title h3 { font-size: 1.5rem; }
  .countdown-row { gap: 6px; }
  #hero .countdown-item { padding: 10px 10px; min-width: 60px; }
  #hero .countdown-item .n { font-size: 1.6rem; }
  #hero h1 { font-size: 1.6rem; }
  .hero-card { padding: 24px 16px; }
}

@media (max-width: 520px) {
  #zones .zones-grid { grid-template-columns: 1fr; }
  #scope .scope-grid { grid-template-columns: 1fr; }
  #exhibitors .exh-grid { grid-template-columns: repeat(2, 1fr); }
  #forum .forum-grid { grid-template-columns: 1fr; }
  #why .why-grid { grid-template-columns: 1fr; }
  #audience .aud-grid { grid-template-columns: 1fr; }
  #media .media-grid { grid-template-columns: repeat(2, 1fr); }
  #download .dl-grid { grid-template-columns: 1fr; }
  #footer .ft-grid { grid-template-columns: 1fr; }
  #hero h1 { font-size: 1.3rem; }
  #hero .hero-badge { font-size: .72rem; padding: 4px 12px; }
  #hero .hero-lead { font-size: .85rem; }
  #hero .countdown-item { padding: 8px 6px; min-width: 50px; }
  #hero .countdown-item .n { font-size: 1.3rem; }
  .hero-card { padding: 18px 12px; }
  .countdown-row { gap: 4px; }
  .sec-title h3 { font-size: 1.3rem; }
  .container { padding: 0 16px; }
  #contact .contact-info h3 { font-size: 1rem; }
  .schedule-tab { padding: 6px 10px; font-size: .75rem; }
  .timeline-item { padding: 0 0 20px 12px; }
  .timeline-item .time { font-size: .72rem; padding: 2px 8px; }
  #header .logo-area img { height: 36px !important; }
  .top-promo .container span { white-space: normal; }
}