/* =========================================================
   TEDxMazaga Road — shared stylesheet (used by every page)
   Brand colors only: black background, TEDx red, white text.
   ========================================================= */
:root{
  --red:#e81a26;
  --bg:#0a0a0a;
  --bg-alt:#0e0e0e;
  --card:#161616;
  --line:#1f1f1f;
  --text:#f5f5f5;
  --text-dim:#b5b5b5;
  --text-faint:#7a7a7a;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{margin:0 0 0.5em; font-weight:700; line-height:1.1;}
p{margin:0 0 1em; color:var(--text-dim); line-height:1.65;}
a{color:inherit; text-decoration:none;}
.wrap{max-width:1100px; margin:0 auto; padding:0 24px;}
.eyebrow{font-size:12px; letter-spacing:0.12em; text-transform:uppercase; color:var(--red); margin-bottom:10px;}
.center{text-align:center;}
.sr-only{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0);}
.skip-link{position:absolute; left:-999px; top:0; background:var(--red); color:#fff; padding:8px 16px; z-index:200;}
.skip-link:focus{left:8px; top:8px;}
:focus-visible{outline:2px solid var(--red); outline-offset:2px;}

/* header */
.site-header{position:sticky; top:0; z-index:100; background:rgba(10,10,10,0.92); backdrop-filter:blur(6px); border-bottom:1px solid var(--line);}
.header-inner{display:flex; align-items:center; justify-content:space-between; height:64px;}
.wordmark{display:flex; align-items:baseline; gap:2px; font-size:17px; font-weight:700;}
.wordmark .ted{color:var(--red);}
.wordmark .x{color:var(--red); font-style:italic;}
.wordmark .rest{margin-left:6px;}
.primary-nav{display:flex; align-items:center; gap:24px;}
.primary-nav a{font-size:13px; color:#cfcfcf; transition:color .15s;}
.primary-nav a:hover, .primary-nav a.active{color:#fff;}
.primary-nav a.active{position:relative;}
.primary-nav a.active::after{content:""; position:absolute; left:0; right:0; bottom:-21px; height:2px; background:var(--red);}
.nav-cta{background:var(--red); color:#fff !important; padding:8px 16px; border-radius:3px; font-weight:600;}
.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;}
.nav-toggle span{width:22px; height:2px; background:#fff; display:block;}

/* page header banner (non-home pages) */
.page-banner{padding:48px 0 40px; text-align:center; border-bottom:1px solid var(--line); background:radial-gradient(ellipse at 50% 0%, #1a1a1a 0%, var(--bg) 70%);}
.page-banner .eyebrow{justify-content:center; display:block;}
.page-banner h1{font-size:clamp(1.8rem,5vw,2.6rem);}
.page-banner p{max-width:560px; margin:0 auto; font-size:14px;}

/* hero (home only) */
.hero{text-align:center; padding:64px 24px 48px; background:radial-gradient(ellipse at 50% 0%, #1a1a1a 0%, var(--bg) 70%);}
.hero-logo{width:104px; height:104px; border-radius:50%; display:block; margin:0 auto 24px;}
.hero-eyebrow{font-size:13px; letter-spacing:0.12em; color:var(--red); margin-bottom:14px; text-transform:uppercase;}
.hero-title{font-size:clamp(2.2rem,6vw,3.4rem); max-width:620px; margin:0 auto 18px;}
.hero-title em{font-style:italic; color:var(--red);}
.hero-sub{font-size:15px; color:var(--text-dim); max-width:480px; margin:0 auto 24px;}
.hero-meta{font-size:12px; letter-spacing:0.08em; color:var(--text-faint); margin-bottom:28px; text-transform:uppercase;}
.hero-actions{display:flex; gap:12px; justify-content:center; flex-wrap:wrap;}
.btn{display:inline-block; padding:13px 24px; border-radius:3px; font-size:14px; font-weight:600; cursor:pointer; transition:transform .15s;}
.btn:hover{transform:translateY(-1px);}
.btn-red{background:var(--red); color:#fff;}
.btn-outline{border:1px solid #444; color:#fff;}

/* quick links grid (home only) */
.quicklink-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:12px; max-width:900px; margin:24px auto 0;}
.quicklink-card{background:var(--card); border:1px solid #262626; border-radius:4px; padding:18px; display:block; transition:background .15s, transform .15s;}
.quicklink-card:hover{background:#1d1d1d; transform:translateY(-1px);}
.quicklink-card .ql-label{font-size:13px; font-weight:700; color:#fff; display:block; margin-bottom:4px;}
.quicklink-card .ql-sub{font-size:11px; color:#888;}

/* stat strip */
.stat-strip{display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.stat-strip > div{text-align:center; padding:22px 8px; border-right:1px solid var(--line);}
.stat-strip > div:last-child{border-right:none;}
.stat-strip .val{font-size:24px; font-weight:700; color:var(--red);}
.stat-strip .lbl{font-size:11px; color:#999; letter-spacing:0.06em; text-transform:uppercase; margin-top:4px;}

/* sections */
.section{padding:64px 0;}
.section-alt{background:var(--bg-alt);}
.section-title{font-size:22px; margin-bottom:16px;}
.section-intro{max-width:60ch; font-size:14px;}

.about-grid{display:grid; grid-template-columns:1fr; max-width:640px; margin:0 auto;}
.context-grid{display:grid; grid-template-columns:1fr; max-width:640px; margin:0 auto; gap:6px;}

/* schedule */
.schedule-list{list-style:none; margin:24px auto 0; padding:0; max-width:560px;}
.schedule-item{display:flex; gap:16px; padding:13px 0; border-bottom:1px solid var(--line); font-size:13px;}
.schedule-item .idx{color:var(--red); width:22px; flex-shrink:0;}

/* detail stat cards (program page) */
.detail-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:12px; max-width:800px; margin:24px auto 0;}
.detail-card{background:var(--card); border-radius:4px; padding:18px;}
.detail-card .val{font-size:18px; font-weight:700; color:var(--red); margin-bottom:4px;}
.detail-card .lbl{font-size:11px; color:#999; text-transform:uppercase; letter-spacing:0.05em; margin-bottom:8px;}
.detail-card .note{font-size:12px; color:var(--text-dim); margin:0;}

/* card grids */
.card-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; max-width:700px; margin:24px auto 0;}
.card{background:var(--card); border-radius:4px; padding:16px;}
.card-placeholder{border:1px dashed #333; background:transparent;}
.card-placeholder .field{font-size:11px; color:var(--red); margin-bottom:6px; text-transform:uppercase;}
.card-placeholder .status{font-size:12px; color:#888;}
.speaker-name{font-size:14px; font-weight:700; margin:0 0 4px;}
.speaker-talk{font-size:13px; color:var(--red); margin:0 0 6px;}
.speaker-bio{font-size:12px; color:var(--text-dim); margin:0;}
.team-name{font-size:13px; font-weight:700; margin:0 0 4px;}
.team-role{font-size:11px; color:var(--red); margin:0 0 8px; text-transform:uppercase;}
.team-focus{font-size:12px; color:var(--text-dim); margin:0;}

/* sponsor tiers */
.tier-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:10px; max-width:760px; margin:24px auto 0;}
.tier-card{background:var(--card); padding:16px; border-top:3px solid var(--red);}
.tier-card .tier-name{font-size:13px; font-weight:700; text-transform:uppercase; margin-bottom:10px;}
.tier-card ul{list-style:none; margin:0; padding:0; font-size:11px; color:#999;}
.tier-card li{padding:5px 0; border-top:1px solid #232323;}
.tier-card li:first-child{border-top:none;}
.tier-note{max-width:64ch; margin:28px auto 0; font-size:13px; text-align:center;}
.tier-cannot{max-width:64ch; margin:32px auto 0; text-align:left; background:var(--card); border-radius:4px; padding:20px;}
.tier-cannot h3{font-size:14px; margin-bottom:10px;}
.tier-cannot ul{margin:0; padding-left:18px; font-size:13px; color:var(--text-dim);}
.tier-cannot li{padding:3px 0;}

/* faq */
.faq-list{max-width:620px; margin:24px auto 0;}
.faq-item{border-bottom:1px solid var(--line); padding:14px 0;}
.faq-item summary{cursor:pointer; font-size:14px; font-weight:600; color:#fff;}
.faq-item p{margin-top:8px; font-size:13px;}

/* contact */
.contact-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; max-width:700px; margin:24px auto 0;}
.contact-card{background:var(--card); border:1px solid #262626; border-radius:4px; padding:18px; display:block; transition:background .15s;}
.contact-card:hover{background:#1d1d1d;}
.contact-card .label{font-size:11px; color:var(--red); text-transform:uppercase; display:block; margin-bottom:6px;}
.contact-card .body{font-size:13px; color:#ddd;}
.contact-direct{text-align:center; margin-top:28px; font-size:14px;}
.contact-direct a{color:var(--red); font-weight:600;}

/* footer */
.site-footer{border-top:1px solid var(--line); padding:32px 0;}
.footer-inner{display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap;}
.footer-wordmark{font-size:15px; font-weight:700;}
.footer-fine{font-size:11px; color:#777; margin-top:4px;}
.footer-legal{font-size:11px; color:#666; max-width:300px; line-height:1.6; margin:0;}
.footer-links{display:flex; gap:16px; flex-wrap:wrap; font-size:12px; color:#999;}

/* responsive */
@media (max-width:880px){
  .stat-strip, .detail-grid{grid-template-columns:repeat(2,1fr);}
  .stat-strip > div:nth-child(2){border-right:none;}
  .card-grid, .tier-grid, .contact-grid, .quicklink-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .primary-nav{
    position:absolute; top:64px; left:0; right:0; background:#0a0a0a; border-bottom:1px solid var(--line);
    flex-direction:column; align-items:flex-start; gap:0; padding:8px 24px 18px; display:none;
  }
  .primary-nav.open{display:flex;}
  .primary-nav a{padding:10px 0; width:100%;}
  .primary-nav a.active::after{display:none;}
  .nav-cta{margin-top:8px; text-align:center;}
  .nav-toggle{display:flex;}
  .card-grid, .tier-grid, .contact-grid, .quicklink-grid, .detail-grid, .stat-strip{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .footer-inner{flex-direction:column;}
}

/* ---- carousel (home page) ---- */
.carousel{position:relative; overflow:hidden; width:100%; height:52vh; min-height:300px; max-height:520px;}
.carousel-track{display:flex; height:100%; transition:transform .6s cubic-bezier(.4,0,.2,1);}
.carousel-slide{min-width:100%; height:100%; position:relative; overflow:hidden;}
.carousel-slide img{width:100%; height:100%; object-fit:cover; display:block; filter:brightness(.55);}
.carousel-caption{position:absolute; bottom:0; left:0; right:0; padding:28px 32px; background:linear-gradient(to top, rgba(0,0,0,.78) 0%, transparent 100%);}
.carousel-caption h2{font-size:clamp(1.1rem,2.5vw,1.6rem); margin:0 0 4px; color:#fff;}
.carousel-caption p{margin:0; font-size:13px; color:rgba(255,255,255,.75);}
.carousel-btn{position:absolute; top:50%; transform:translateY(-50%); background:rgba(0,0,0,.45); border:none; color:#fff; width:40px; height:40px; border-radius:50%; cursor:pointer; font-size:18px; display:flex; align-items:center; justify-content:center; transition:background .2s; z-index:2;}
.carousel-btn:hover{background:var(--red);}
.carousel-btn.prev{left:14px;}
.carousel-btn.next{right:14px;}
.carousel-dots{position:absolute; bottom:12px; left:50%; transform:translateX(-50%); display:flex; gap:6px; z-index:2;}
.carousel-dot{width:8px; height:8px; border-radius:50%; background:rgba(255,255,255,.4); border:none; cursor:pointer; padding:0; transition:background .2s;}
.carousel-dot.active{background:#fff;}

/* ---- team photo cards ---- */
.team-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px; max-width:820px; margin:24px auto 0;}
.team-card{background:var(--card); border-radius:4px; overflow:hidden;}
.team-card-photo{width:100%; aspect-ratio:1; object-fit:cover; object-position:top; display:block; filter:grayscale(20%);}
.team-card-body{padding:14px;}
.team-card-name{font-size:13px; font-weight:700; color:#fff; margin:0 0 3px;}
.team-card-role{font-size:11px; color:var(--red); text-transform:uppercase; margin:0 0 6px;}
.team-card-focus{font-size:11px; color:var(--text-dim); margin:0; line-height:1.5;}

/* ---- speaker form callout ---- */
.form-callout{background:var(--card); border-left:3px solid var(--red); border-radius:4px; padding:20px 22px; max-width:620px; margin:28px auto 0; text-align:left;}
.form-callout h3{font-size:15px; color:#fff; margin:0 0 6px;}
.form-callout p{font-size:13px; margin:0 0 12px;}
.form-callout .btn{display:inline-block;}

@media (max-width:880px){
  .team-grid{grid-template-columns:repeat(2,1fr);}
  .carousel{height:44vh; min-height:260px;}
}
@media (max-width:640px){
  .team-grid{grid-template-columns:1fr;}
  .carousel{height:38vh; min-height:220px;}
}

/* ---- why attend ---- */
.why-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:16px; max-width:820px; margin:28px auto 0;}
.why-card{background:var(--card); border-radius:4px; padding:22px; border-left:3px solid var(--red);}
.why-card h3{font-size:15px; color:#fff; margin:0 0 8px;}
.why-card p{font-size:13px; margin:0; line-height:1.65;}

/* ---- social links (footer + social bar) ---- */
.social-bar{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px;}
.social-link{display:inline-flex; align-items:center; gap:7px; background:var(--card); border:1px solid #2a2a2a; border-radius:3px; padding:8px 13px; font-size:12px; color:#cfcfcf; transition:background .15s, color .15s;}
.social-link:hover{background:var(--red); color:#fff; border-color:var(--red);}
.social-link svg{width:14px; height:14px; fill:currentColor; flex-shrink:0;}
.footer-social{display:flex; gap:10px; flex-wrap:wrap; margin-top:8px;}
.footer-social a{display:inline-flex; align-items:center; justify-content:center; width:32px; height:32px; background:#1a1a1a; border-radius:50%; color:#aaa; transition:background .15s, color .15s;}
.footer-social a:hover{background:var(--red); color:#fff;}
.footer-social svg{width:14px; height:14px; fill:currentColor;}

@media (max-width:640px){
  .why-grid{grid-template-columns:1fr;}
}

/* ---- landmark illustration slides (no external images needed) ---- */
.slide-kofar{
  background:
    radial-gradient(circle at 20% 80%, rgba(180,80,20,0.7) 0%, transparent 40%),
    radial-gradient(circle at 70% 30%, rgba(30,50,120,0.6) 0%, transparent 50%),
    radial-gradient(circle at 50% 60%, rgba(100,40,10,0.5) 0%, transparent 60%),
    linear-gradient(160deg, #1a3a6e 0%, #8b3a10 40%, #c4621a 65%, #1c2a52 100%);
}
.slide-walls{
  background:
    radial-gradient(ellipse at 30% 70%, rgba(160,90,20,0.65) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 25%, rgba(20,40,100,0.7) 0%, transparent 45%),
    linear-gradient(140deg, #0e1e48 0%, #6b3a0e 45%, #b5572e 70%, #1c2a52 100%);
}
.slide-durbar{
  background:
    radial-gradient(circle at 60% 40%, rgba(200,160,30,0.55) 0%, transparent 45%),
    radial-gradient(circle at 25% 75%, rgba(140,30,20,0.6) 0%, transparent 50%),
    linear-gradient(150deg, #1c2a52 0%, #7a2010 35%, #c49a20 60%, #0e1832 100%);
}

/* overlay art for illustration slides */
.slide-art{position:absolute; inset:0; display:flex; align-items:center; justify-content:center; pointer-events:none;}
.slide-art svg{width:clamp(120px,22vw,220px); height:auto; opacity:.18; fill:#fff;}

/* remove team card focus text */
.team-card-focus{display:none;}