/* ============================================================
   2026 IEEE NEPCON — shared stylesheet (IEEE master-brand aligned)
   IEEE Blue #00629B primary · approved red #BA0C2F accent · Open Sans
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&display=swap');

:root{
  --ieee:#00629B; --ieee-dark:#002855; --ieee-light:#eaf3fa;
  --accent:#BA0C2F; --navy:#0A1A2E; --snow:#F5F8FB; --slate:#5B6B7B;
  --line:#e4ebf1; --maxw:1120px;
}
*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{ font-family:'Open Sans',system-ui,sans-serif; color:var(--navy); background:#fff;
  font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; }
a{ color:var(--ieee); text-decoration:none; }
a:hover{ text-decoration:underline; }
img{ max-width:100%; }
.container{ max-width:var(--maxw); margin:0 auto; padding:0 22px; }
.eyebrow{ color:var(--accent); font-weight:700; letter-spacing:.1em; text-transform:uppercase; font-size:13px; }
h1,h2,h3{ font-weight:800; line-height:1.15; }

/* ---------- Buttons ---------- */
.btn{ display:inline-block; font-weight:700; font-size:15px; text-decoration:none; padding:13px 24px;
  border-radius:10px; transition:transform .15s, box-shadow .15s; cursor:pointer; }
.btn:hover{ transform:translateY(-2px); text-decoration:none; }
.btn--primary{ background:var(--accent); color:#fff; box-shadow:0 8px 22px rgba(186,12,47,.3); }
.btn--ieee{ background:var(--ieee); color:#fff; box-shadow:0 8px 22px rgba(0,98,155,.25); }
.btn--ghost{ background:rgba(255,255,255,.08); color:#fff; border:1px solid rgba(255,255,255,.28); }
.btn--light{ background:var(--ieee-light); color:var(--ieee); border:1px solid #cfe1ef; }

/* ---------- Brand lockup (conference wordmark — NOT the IEEE logo) ---------- */
.lockup{ display:inline-flex; align-items:center; gap:11px; text-decoration:none; }
.lockup:hover{ text-decoration:none; }
.lockup .logo{ flex-shrink:0; }
.lockup .wm1{ font-weight:800; font-size:18px; letter-spacing:.01em; color:var(--navy); line-height:1; }
.lockup .wm1 em{ font-style:normal; color:var(--accent); }
.lockup .wm2{ display:block; font-size:10px; font-weight:600; letter-spacing:.13em;
  text-transform:uppercase; color:var(--slate); margin-top:4px; }

/* ---------- Header / nav ---------- */
.site-header{ position:sticky; top:0; z-index:60; background:rgba(255,255,255,.93);
  backdrop-filter:blur(8px); border-bottom:1px solid var(--line); }
.site-header .inner{ display:flex; align-items:center; gap:16px; height:66px; }
.nav{ margin-left:auto; display:flex; align-items:center; gap:2px; flex-wrap:wrap; }
.nav a{ font-size:13.5px; font-weight:600; color:#33465a; padding:8px 11px; border-radius:8px; }
.nav a:hover{ background:var(--snow); color:var(--ieee); text-decoration:none; }
.nav a.active{ color:var(--ieee); }
.nav a.active::after{ content:""; display:block; height:2px; background:var(--accent); border-radius:2px; margin-top:3px; }
.nav a.cta{ background:var(--accent); color:#fff; margin-left:6px; }
.nav a.cta:hover{ background:#9d0a28; color:#fff; }
.nav-toggle{ display:none; margin-left:auto; background:none; border:1px solid var(--line);
  border-radius:8px; padding:8px 10px; font-size:18px; color:var(--ieee); cursor:pointer; }
@media(max-width:940px){
  .nav-toggle{ display:block; }
  .nav{ position:absolute; top:66px; left:0; right:0; flex-direction:column; align-items:stretch;
    background:#fff; border-bottom:1px solid var(--line); padding:10px 22px 16px; gap:2px;
    box-shadow:0 12px 24px rgba(10,26,46,.08); display:none; }
  .nav.open{ display:flex; }
  .nav a{ padding:11px 12px; font-size:15px; }
  .nav a.active::after{ display:none; }
  .nav a.cta{ margin:6px 0 0; text-align:center; }
}

/* ---------- Home hero ---------- */
.hero{ position:relative; overflow:hidden; padding:48px 24px 68px; text-align:center; color:#fff;
  background:radial-gradient(120% 90% at 82% -10%, rgba(186,12,47,.28), transparent 55%),
    linear-gradient(135deg,#001a2e 0%,var(--ieee-dark) 46%,var(--ieee) 100%); }
.hero::after{ content:""; position:absolute; left:0; right:0; bottom:-1px; height:72px;
  background:linear-gradient(to top,rgba(255,255,255,.06),transparent);
  clip-path:polygon(0 100%,0 55%,12% 30%,22% 60%,34% 18%,46% 55%,58% 25%,70% 62%,82% 30%,92% 58%,100% 40%,100% 100%); }
.hero .inner{ position:relative; z-index:2; max-width:920px; margin:0 auto; }
.hero .lockup{ margin-bottom:20px; }
.hero .lockup .wm1{ color:#fff; font-size:20px; }
.hero .lockup .wm1 em{ color:#7fd4ff; }
.hero .lockup .wm2{ color:#a9c9dd; }
.badge{ display:inline-flex; align-items:center; gap:8px; font-size:12.5px; font-weight:600; letter-spacing:.06em;
  text-transform:uppercase; padding:7px 14px; border-radius:999px; background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.22); color:#dff1ff; }
.badge .dot{ width:8px; height:8px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 4px rgba(186,12,47,.28); }
.hero h1{ font-size:clamp(32px,5.4vw,56px); margin:16px 0 6px; }
.hero h1 em{ font-style:normal; color:#7fd4ff; }
.hmeta{ display:flex; flex-wrap:wrap; justify-content:center; gap:14px 26px; margin:20px 0 6px; font-size:15px; color:#cfe4f3; }
.hmeta b{ color:#fff; font-weight:700; }
.actions{ display:flex; flex-wrap:wrap; gap:12px; justify-content:center; margin-top:26px; }
.countdown{ display:flex; justify-content:center; gap:12px; margin-top:34px; flex-wrap:wrap; }
.cd__cell{ min-width:82px; padding:14px 10px; border-radius:12px; background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.16); }
.cd__num{ font-weight:800; font-size:34px; line-height:1; color:#fff; font-variant-numeric:tabular-nums; }
.cd__lbl{ font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:#a9c9dd; margin-top:8px; }
@media(max-width:520px){ .cd__cell{ min-width:66px; } .cd__num{ font-size:26px; } }

/* ---------- Interior page header ---------- */
.pagehead{ background:linear-gradient(135deg,var(--ieee-dark),var(--ieee)); color:#fff; padding:40px 0 44px; }
.pagehead .eyebrow{ color:#7fd4ff; }
.pagehead h1{ font-size:clamp(28px,4.5vw,42px); margin-top:8px; }
.pagehead p{ color:#cfe4f3; margin-top:10px; max-width:720px; font-size:16px; }
.crumb{ font-size:13px; color:#a9c9dd; margin-bottom:6px; }
.crumb a{ color:#cfe4f3; }

/* ---------- Sections ---------- */
.section{ padding:60px 0; }
.section--snow{ background:var(--snow); }
h2.st{ font-size:clamp(24px,4vw,34px); margin:8px 0 16px; }
.lead{ color:#33465a; font-size:17px; line-height:1.75; max-width:820px; }

/* ---------- Highlight cards ---------- */
.cards{ display:grid; gap:16px; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); margin-top:26px; }
.card{ background:#fff; border:1px solid var(--line); border-radius:14px; padding:22px; box-shadow:0 4px 14px rgba(10,26,46,.05); }
.card .k{ font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:var(--ieee); font-weight:700; }
.card h3{ font-size:18px; margin:6px 0; }
.card p{ color:var(--slate); font-size:14.5px; line-height:1.6; }

/* ---------- Tracks ---------- */
.tracks{ display:grid; gap:14px; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); margin-top:26px; }
.track{ background:#fff; border:1px solid var(--line); border-radius:14px; padding:18px; display:flex; gap:14px; box-shadow:0 4px 14px rgba(10,26,46,.05); transition:transform .15s, box-shadow .15s; }
.track:hover{ transform:translateY(-3px); box-shadow:0 10px 24px rgba(10,26,46,.1); }
.track .ico{ flex-shrink:0; width:42px; height:42px; border-radius:11px; background:var(--ieee-light); color:var(--ieee); display:flex; align-items:center; justify-content:center; font-size:22px; }
.track h3{ font-size:15px; }
.track p{ color:var(--slate); font-size:12.5px; line-height:1.5; margin-top:4px; }

/* ---------- Timeline ---------- */
.timeline{ max-width:760px; list-style:none; position:relative; padding-left:34px; margin-top:24px; }
.timeline::before{ content:""; position:absolute; left:11px; top:6px; bottom:6px; width:2px; background:linear-gradient(var(--ieee),#cdd9e3); }
.timeline .item{ position:relative; padding:14px 0; }
.timeline .item::before{ content:""; position:absolute; left:-28px; top:20px; width:14px; height:14px; border-radius:50%; background:#fff; border:3px solid var(--ieee); }
.timeline .item.done::before{ background:var(--ieee); }
.timeline .item.next::before{ background:var(--accent); border-color:var(--accent); box-shadow:0 0 0 5px rgba(186,12,47,.18); }
.timeline .date{ font-weight:700; color:var(--ieee); font-size:14px; }
.timeline .item.done .date{ color:var(--slate); text-decoration:line-through; }
.timeline .ttl{ font-size:17px; font-weight:700; margin-top:2px; display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.timeline .item.final .ttl{ color:var(--accent); }
.tag{ font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding:3px 9px; border-radius:999px; background:var(--accent); color:#fff; }
.tag--done{ background:#dfe7ee; color:var(--slate); }

/* ---------- Fees ---------- */
.fees{ max-width:720px; margin:26px auto 0; display:grid; gap:18px; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
.fee{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:26px 22px; position:relative; box-shadow:0 6px 20px rgba(10,26,46,.05); display:flex; flex-direction:column; }
.fee--feat{ border-color:var(--ieee); box-shadow:0 12px 30px rgba(0,98,155,.18); }
.fee .flag{ position:absolute; top:-11px; left:22px; background:var(--ieee); color:#fff; font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding:4px 11px; border-radius:999px; }
.fee .tier{ font-weight:800; font-size:18px; }
.fee .cat{ font-size:12.5px; color:var(--slate); font-weight:600; margin-top:2px; }
.fee .price{ font-weight:800; font-size:36px; color:var(--ieee); margin:16px 0 0; line-height:1; }
.fee .price .lbl{ display:block; font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--slate); margin-bottom:4px; }
.fee .npr{ font-size:13px; color:var(--slate); margin-top:4px; }
.fee .late{ font-size:13.5px; color:var(--navy); margin-top:14px; padding-top:12px; border-top:1px dashed #e2e9f0; }
.fee .late b{ color:var(--accent); }
.fee .btn{ margin-top:20px; text-align:center; }
.callout{ max-width:820px; margin:24px auto 0; background:#fff; border:1px solid var(--line); border-left:4px solid var(--accent);
  border-radius:12px; padding:18px 20px; box-shadow:0 4px 14px rgba(10,26,46,.05); }
.callout h4{ font-size:15px; color:var(--accent); }
.callout p{ color:#33465a; font-size:14.5px; margin-top:6px; }
.note{ font-size:13px; color:var(--slate); line-height:1.6; }

/* ---------- People / committee ---------- */
.grouplbl{ font-weight:700; font-size:18px; color:var(--ieee); margin:30px 0 6px; display:flex; align-items:center; gap:12px; }
.grouplbl::after{ content:""; flex:1; height:2px; background:linear-gradient(90deg,#cdd9e3,transparent); }
.people{ display:grid; gap:16px; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); margin-top:14px; }
.person{ background:#fff; border:1px solid var(--line); border-radius:14px; padding:20px 16px; text-align:center; box-shadow:0 4px 14px rgba(10,26,46,.05); transition:transform .15s, box-shadow .15s; }
.person:hover{ transform:translateY(-3px); box-shadow:0 10px 24px rgba(10,26,46,.1); }
.person .avatar{ width:84px; height:84px; border-radius:50%; margin:0 auto 12px; display:block; border:3px solid #e7eef4; object-fit:cover; }
.person .nm{ font-weight:700; font-size:15px; }
.person .rl{ color:var(--accent); font-size:12.5px; font-weight:700; margin-top:3px; }
.person .af{ color:var(--slate); font-size:12.5px; margin-top:5px; }
.tpc{ display:grid; gap:12px; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); margin-top:14px; }
.tpc .m{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:12px 15px; box-shadow:0 3px 10px rgba(10,26,46,.04); }
.tpc .m b{ font-weight:700; font-size:14px; }
.tpc .m span{ display:block; color:var(--slate); font-size:12.5px; margin-top:2px; }

/* ---------- TBA / venue ---------- */
.tba{ text-align:center; background:#fff; border:1px dashed #c3d2de; border-radius:16px; padding:44px 34px; margin-top:24px; }
.tba .big{ font-weight:800; font-size:22px; color:var(--ieee); }
.tba p{ color:var(--slate); font-size:15px; margin-top:8px; }
.vsplit{ display:grid; gap:24px; grid-template-columns:1.1fr 1fr; align-items:start; margin-top:24px; }
@media(max-width:760px){ .vsplit{ grid-template-columns:1fr; } }
.vcard{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px; box-shadow:0 6px 20px rgba(10,26,46,.05); }
.vcard h3{ font-size:20px; }
.pill{ display:inline-block; margin-top:6px; background:var(--ieee-light); color:var(--ieee); font-size:12px; font-weight:700; padding:4px 11px; border-radius:999px; }
.vfacts{ list-style:none; margin-top:14px; }
.vfacts li{ padding:9px 0; border-top:1px solid #eef3f7; font-size:14px; display:flex; gap:10px; }
.vfacts li b{ min-width:120px; color:var(--ieee); }
.vmap{ border:0; width:100%; height:340px; border-radius:16px; box-shadow:0 6px 20px rgba(10,26,46,.08); }
.chips{ display:flex; flex-wrap:wrap; gap:9px; margin-top:16px; }
.chip{ background:#fff; border:1px solid #e0e8ef; border-radius:999px; padding:7px 13px; font-size:12.5px; }

/* ---------- Policy row list ---------- */
.rows{ background:#fff; border:1px solid var(--line); border-radius:16px; overflow:hidden; box-shadow:0 6px 20px rgba(10,26,46,.05); max-width:860px; margin-top:24px; }
.rows .row{ padding:20px 24px; border-top:1px solid #eef3f7; display:flex; gap:16px; }
.rows .row:first-child{ border-top:0; }
.rows .ico{ flex-shrink:0; width:40px; height:40px; border-radius:10px; background:var(--ieee-light); color:var(--ieee); display:flex; align-items:center; justify-content:center; font-size:20px; }
.rows h3{ font-size:16px; }
.rows p{ color:var(--slate); font-size:14px; line-height:1.6; margin-top:4px; }

/* ---------- Prose (privacy / terms / refund) ---------- */
.prose{ max-width:820px; }
.prose h2{ font-size:22px; color:var(--navy); margin:30px 0 10px; }
.prose h2:first-child{ margin-top:0; }
.prose p{ color:#33465a; font-size:15.5px; margin:10px 0; }
.prose ul{ margin:10px 0 10px 22px; color:#33465a; font-size:15.5px; }
.prose li{ margin:6px 0; }
.prose .updated{ color:var(--slate); font-size:13px; }

/* ---------- Header co-branding: official IEEE logo ----------
   Drop the official artwork at assets/ieee-logo.png; it renders here with clear
   space. Fallback is the plain "IEEE" letters (NOT the redrawn kite). */
.cobrand{ display:flex; align-items:center; padding-left:16px; margin-left:4px; border-left:1px solid var(--line); min-height:42px; }
.cobrand .ieee-art{ max-height:34px; width:auto; display:block; }
.cobrand .logo-text .l1{ font-weight:800; font-size:20px; letter-spacing:.08em; color:var(--ieee); }
@media(max-width:940px){ .cobrand{ display:none; } }

/* ---------- Technical sponsor ---------- */
.sponsor{ display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap:26px; margin-top:24px; }
.sponsor .slot{ display:flex; flex-direction:column; align-items:center; gap:10px; }
.sponsor .slot .cap{ font-size:12px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--slate); }
/* Official-logo image slot: drop the real IEEE artwork in as the <img> src.
   The .logo-frame fallback is a compliant text placeholder (NOT the IEEE kite). */
.logo-frame{ min-width:200px; min-height:88px; padding:16px 24px; background:#fff; border:1px solid var(--line);
  border-radius:12px; display:flex; align-items:center; justify-content:center; box-shadow:0 4px 14px rgba(10,26,46,.05); }
.logo-frame img{ max-height:56px; width:auto; display:block; }
.logo-text{ text-align:center; line-height:1; }
.logo-text .l1{ font-weight:800; font-size:30px; letter-spacing:.06em; color:var(--ieee); }
.logo-text .l2{ font-size:12px; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--slate); margin-top:6px; }
/* "IEEE Nepal Section" signature = official IEEE logo + persistent section name */
.sponsor .slot .sec-name{ font-weight:800; color:var(--ieee); font-size:15px; letter-spacing:.05em; text-transform:uppercase; }
.foot-sec{ color:#fff; font-weight:700; font-size:12.5px; letter-spacing:.06em; text-transform:uppercase; margin-top:9px; }
.foot-rec{ margin-top:12px; }
.foot-rec a{ display:inline-block; background:rgba(127,212,255,.12); border:1px solid rgba(127,212,255,.35);
  color:#7fd4ff; font-weight:700; font-size:12.5px; padding:6px 13px; border-radius:999px; }
.foot-rec a:hover{ background:rgba(127,212,255,.2); text-decoration:none; }
/* Home co-sponsor conference-record badge */
.conf-badge{ margin-top:18px; }
.conf-badge a{ display:inline-block; background:var(--ieee-light); border:1px solid #cfe1ef; color:var(--ieee);
  font-weight:700; font-size:14px; padding:9px 18px; border-radius:999px; }
.conf-badge a:hover{ background:#dcecf7; text-decoration:none; }
.conf-badge b{ color:var(--accent); }

/* ---------- Footer ---------- */
.site-footer{ background:var(--ieee-dark); color:#9fb6c8; padding:48px 0 30px; font-size:14px; }
.site-footer a{ color:#cfe4f3; }
.foot-grid{ display:grid; gap:30px; grid-template-columns:1.4fr 1fr 1fr; }
@media(max-width:760px){ .foot-grid{ grid-template-columns:1fr; } }
.site-footer h4{ color:#fff; font-size:13px; letter-spacing:.08em; text-transform:uppercase; margin-bottom:12px; }
.site-footer ul{ list-style:none; }
.site-footer li{ margin:7px 0; }
.foot-brand .wm1{ color:#fff; font-weight:800; font-size:20px; }
.foot-brand .wm1 em{ font-style:normal; color:#7fd4ff; }
.foot-brand p{ margin-top:10px; max-width:340px; line-height:1.6; }
.foot-sponsor{ margin-top:16px; }
.foot-sponsor .cap{ font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:#7fd4ff; }
.foot-logo{ display:inline-flex; align-items:center; background:#fff; border-radius:10px; padding:10px 16px; margin-top:8px; }
.foot-logo img{ max-height:40px; }
.foot-logo .logo-text .l1{ font-size:22px; }
.foot-logo .logo-text .l2{ font-size:10px; }
.legal{ border-top:1px solid rgba(255,255,255,.1); margin-top:30px; padding-top:18px; display:flex; flex-wrap:wrap; gap:10px 20px; justify-content:space-between; font-size:13px; color:#7f97ab; }
.legal .links a{ margin-right:16px; }

/* ============================================================
   Enhancements: a11y, deadline banner, quick facts, reveal, FAQ, back-to-top
   ============================================================ */

/* Skip link + focus visibility */
.skip{ position:absolute; left:-999px; top:0; background:#fff; color:var(--ieee); padding:10px 16px;
  z-index:120; border-radius:0 0 8px 0; font-weight:700; box-shadow:0 4px 14px rgba(10,26,46,.15); }
.skip:focus{ left:0; }
a:focus-visible, button:focus-visible, .btn:focus-visible, summary:focus-visible{ outline:3px solid #7fb2d6; outline-offset:2px; border-radius:6px; }

/* Contact form */
.cform{ max-width:720px; margin-top:20px; }
.cform label{ display:block; font-weight:600; font-size:14px; color:var(--navy); margin-top:16px; }
.cform .req{ color:var(--accent); }
.cform input, .cform textarea{ width:100%; margin-top:6px; padding:12px 14px; border:1px solid #d5dfe8; border-radius:10px;
  font:inherit; font-size:15px; background:#fff; color:var(--navy); }
.cform textarea{ resize:vertical; }
.cform input:focus, .cform textarea:focus{ outline:none; border-color:var(--ieee); box-shadow:0 0 0 3px rgba(0,98,155,.12); }
.cform .frow{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media(max-width:600px){ .cform .frow{ grid-template-columns:1fr; } }
.cform button{ margin-top:20px; border:0; cursor:pointer; }
.cform .hp{ position:absolute; left:-9999px; width:1px; height:1px; opacity:0; }
.form-status{ margin-top:14px; font-size:14.5px; font-weight:600; min-height:1.2em; }
.form-status.ok{ color:#00843D; }
.form-status.err{ color:var(--accent); }

/* Submission-deadline banner (injected above the header) */
.deadline-bar{ position:relative; background:linear-gradient(90deg,var(--accent),#8f0a24); color:#fff;
  font-size:13.5px; text-align:center; padding:9px 42px 9px 16px; }
.deadline-bar b{ font-weight:800; }
.deadline-bar a{ color:#fff; text-decoration:underline; font-weight:700; }
.deadline-bar a:hover{ opacity:.9; }
.deadline-bar .x{ position:absolute; right:10px; top:50%; transform:translateY(-50%); background:none; border:0;
  color:#fff; font-size:18px; line-height:1; cursor:pointer; opacity:.85; padding:4px 8px; }
.deadline-bar .x:hover{ opacity:1; }

/* Extra depth for the home hero (back mountain range) */
.hero::before{ content:""; position:absolute; left:0; right:0; bottom:-1px; height:118px; z-index:1; opacity:.55;
  background:linear-gradient(to top, rgba(0,40,85,.65), transparent);
  clip-path:polygon(0 100%,0 72%,15% 42%,28% 66%,40% 32%,55% 62%,68% 40%,80% 66%,90% 46%,100% 60%,100% 100%); }

/* Quick-facts bar under the hero */
.quickfacts{ background:#fff; border:1px solid var(--line); border-radius:16px; box-shadow:0 14px 34px rgba(10,26,46,.1);
  max-width:960px; margin:-34px auto 0; position:relative; z-index:5; display:grid; grid-template-columns:repeat(4,1fr); overflow:hidden; }
.quickfacts .qf{ padding:20px 18px; text-align:center; border-left:1px solid var(--line); }
.quickfacts .qf:first-child{ border-left:0; }
.qf .qk{ font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--slate); font-weight:700; }
.qf .qv{ font-weight:800; font-size:17px; color:var(--ieee); margin-top:6px; }
.qf .qv.accent{ color:var(--accent); }
.qf .qv a{ text-decoration:none; }
@media(max-width:760px){ .quickfacts{ grid-template-columns:repeat(2,1fr); margin-top:-20px; }
  .quickfacts .qf:nth-child(3){ border-left:0; }
  .quickfacts .qf{ border-top:1px solid var(--line); } .quickfacts .qf:first-child,.quickfacts .qf:nth-child(2){ border-top:0; } }

/* Scroll reveal (class is added by JS, so no-JS keeps content visible) */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; will-change:opacity, transform; }
.reveal.in{ opacity:1; transform:none; }

/* FAQ accordion */
.faq{ max-width:820px; margin-top:24px; }
.faq details{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:0 20px; margin-bottom:12px; box-shadow:0 4px 14px rgba(10,26,46,.05); }
.faq summary{ list-style:none; cursor:pointer; padding:18px 0; font-weight:700; font-size:16px; display:flex; justify-content:space-between; align-items:center; gap:14px; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; color:var(--accent); font-size:24px; font-weight:800; line-height:1; flex-shrink:0; }
.faq details[open] summary::after{ content:"\2013"; }
.faq details p{ color:#33465a; padding:0 0 18px; font-size:15px; line-height:1.7; margin:0; }
.faq details p a{ font-weight:600; }

/* Back-to-top button */
.to-top{ position:fixed; right:20px; bottom:20px; width:46px; height:46px; border-radius:50%; background:var(--ieee);
  color:#fff; border:0; font-size:20px; cursor:pointer; box-shadow:0 8px 22px rgba(0,98,155,.4);
  opacity:0; pointer-events:none; transition:opacity .25s, transform .25s; z-index:70; }
.to-top.show{ opacity:1; pointer-events:auto; }
.to-top:hover{ transform:translateY(-3px); }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
  .btn:hover, .track:hover, .person:hover, .to-top:hover{ transform:none !important; }
  html{ scroll-behavior:auto; }
}

/* Printing any page: show all content (no reveal), drop screen-only chrome */
@media print{
  .reveal{ opacity:1 !important; transform:none !important; }
  .deadline-bar, .to-top, .skip, .nav-toggle{ display:none !important; }
  .site-header{ position:static; }
}