/* ===== ICT Growth Demo Day — RSVP site · LEE KIM Design System ===== */
@font-face{font-family:"Pretendard";font-weight:300;font-display:swap;src:url("fonts/Pretendard-Light.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:400;font-display:swap;src:url("fonts/Pretendard-Regular.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:500;font-display:swap;src:url("fonts/Pretendard-Medium.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:600;font-display:swap;src:url("fonts/Pretendard-SemiBold.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:700;font-display:swap;src:url("fonts/Pretendard-Bold.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-display:swap;src:url("fonts/IBMPlexMono-Regular.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:600;font-display:swap;src:url("fonts/IBMPlexMono-SemiBold.woff2") format("woff2")}

:root{
  --bronze-50:#F7EFE1;--bronze-100:#E9D3A9;--bronze-200:#D2AE6D;--bronze-300:#B5863E;--bronze-400:#8C6630;--bronze-500:#5E4420;
  /* NIPA ICT Growth event palette (navy → orange, per confirmed 2026-07-09 design) */
  --navy:#172763;--navy-2:#20265F;--purple:#493164;--orange:#E8721C;--orange-b:#EE8B3E;--orange-soft:#FBE7D2;
  --nipa-grad:linear-gradient(112deg,#152461 0%,#2E2A63 34%,#7B444C 60%,#C85A38 82%,#EE8B3E 100%);
  --ink:#15120D;--ink-2:#211D16;--paper:#FAF8F4;--paper-2:#F3F0EA;--line:#E5DFD5;--card:#fff;
  --muted:#7D7567;--muted-2:#585245;--accent:#DB6A1C;--bad:#A6432F;--good:#4F7A52;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --shadow:0 2px 8px rgba(21,18,13,.06),0 1px 2px rgba(21,18,13,.05);
  --shadow-lg:0 18px 48px rgba(21,18,13,.14);
  --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:"Pretendard","Apple SD Gothic Neo",system-ui,sans-serif;
  font-size:16px;line-height:1.55;word-break:keep-all;-webkit-font-smoothing:antialiased}
h1,h2,h3{margin:0;line-height:1.15;letter-spacing:-.01em}
p{margin:0}
a{color:inherit;text-decoration:none}
.muted{color:var(--muted)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ── nav ── */
.nav{position:sticky;top:0;z-index:50;background:rgba(21,18,13,.92);backdrop-filter:blur(8px);color:#fff}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:26px;width:auto;display:block}
.brand-sep{width:1px;height:18px;background:rgba(255,255,255,.28)}
.brand-tag{font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--bronze-100)}
.nav-links{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:500}
.nav-links a{color:rgba(255,255,255,.82);transition:color .15s}
.nav-links a:hover{color:#fff}
.nav-cta{background:var(--orange);color:#fff!important;padding:8px 16px;border-radius:999px;font-weight:600}
.nav-cta:hover{background:var(--orange-b)}

/* ── hero (NIPA navy→orange gradient + Singapore skyline) ── */
.hero{position:relative;background:var(--nipa-grad);color:#fff;overflow:hidden}
.hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:84px 24px 132px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.82);margin-bottom:18px}
.hero-title{font-size:clamp(54px,9vw,116px);font-weight:700;letter-spacing:-.03em;line-height:.9}
.hero-sub{max-width:520px;margin:22px 0 0;font-size:clamp(16px,2.2vw,20px);color:rgba(255,255,255,.82);font-weight:300}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin:34px 0 30px}
.fact{border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:11px 16px;min-width:140px;background:rgba(255,255,255,.06);backdrop-filter:blur(3px)}
.fact-k{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-bottom:4px}
.fact-v{font-size:15px;font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ACM photo card */
.hero-photo{margin:0;position:relative}
.hero-photo img{width:100%;height:340px;object-fit:cover;border-radius:16px;border:1px solid rgba(255,255,255,.28);
  box-shadow:0 24px 60px rgba(10,12,30,.45)}
.hero-photo figcaption{margin-top:10px;font-size:12px;letter-spacing:.03em;color:rgba(255,255,255,.72);text-align:right}
/* white line-art skyline pinned to the bottom of the hero */
.hero-skyline{position:absolute;left:0;right:0;bottom:0;height:180px;z-index:1;pointer-events:none;
  background:url("../img/skyline.svg") repeat-x bottom center;background-size:auto 100%;opacity:.5;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:.15s;line-height:1}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(219,106,28,.32)}
.btn-primary:hover{background:var(--orange-b);box-shadow:0 8px 22px rgba(219,106,28,.4)}
.btn-ghost{background:transparent;border-color:currentColor;color:inherit}
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(219,106,28,.1)}
.btn-lg{padding:15px 30px;font-size:16px}

/* ── bands / sections ── */
.band{padding:80px 0}
.band.alt{background:var(--paper-2)}
.sec-head{margin-bottom:34px}
.sec-kicker{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.sec-head h2{font-size:clamp(28px,4vw,40px);font-weight:700}
.sec-note{margin-top:10px;color:var(--muted);font-size:15px}
.lead{font-size:18px;color:var(--muted-2);max-width:720px;font-weight:300}

/* ── stats ── */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:var(--shadow)}
.stat-v{font-family:var(--mono);font-size:44px;font-weight:600;line-height:1;color:var(--ink)}
.stat-v .plus{color:var(--accent)}
.stat-k{margin-top:10px;font-size:13px;color:var(--muted);letter-spacing:.02em}

/* ── timeline ── */
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--line);max-width:720px}
.timeline li{position:relative;padding:0 0 26px 28px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--orange);border:2px solid var(--paper-2)}
.timeline .t-time{font-family:var(--mono);font-size:14px;font-weight:600;color:var(--accent)}
.t-body{margin-top:2px}
.t-body b{display:block;font-size:17px}
.t-body span{color:var(--muted);font-size:14px}
.t-invite::before{background:var(--card);border-color:var(--orange)}
.t-invite .t-body b::after{content:"By invitation";margin-left:8px;font-size:11px;font-weight:600;color:var(--accent);border:1px solid var(--orange);border-radius:999px;padding:1px 8px;vertical-align:middle}

/* ── companies ── */
.co-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.co{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 26px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:.15s;position:relative}
.co::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:3px;background:var(--orange);opacity:0;transition:.15s}
.co:hover{border-color:var(--orange);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.co:hover::before{opacity:1}
.co-logo{height:38px;display:flex;align-items:center;margin-bottom:6px}
.co-logo img{height:26px;max-width:300px;width:auto;object-fit:contain;object-position:left center}
.co-logo img.lg{height:38px}   /* symbol+wordmark lockups (Rebellions, MoveWHeeL) read small at 26px */
.co-name{font-size:19px;font-weight:700;line-height:1.1}
.co-sector{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--accent);text-transform:uppercase}
.co-desc{font-size:14px;line-height:1.55;color:var(--muted-2);flex:1}
.co-web{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:6px;display:flex;align-items:center;gap:4px}
.co:hover .co-web{color:var(--accent)}
.co-web i{font-style:normal}

/* ── venue ── */
.venue-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.venue-photo{margin:0}
.venue-photo img{width:100%;height:300px;object-fit:cover;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow-lg)}
.venue-photo figcaption{margin-top:10px;font-size:12px;color:var(--muted);text-align:right}

/* ── host / organiser logo strip (color logos on a white plate) ── */
.hosts{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:16px 40px;
  background:#fff;border-radius:16px;padding:20px 34px;box-shadow:0 12px 34px rgba(10,12,30,.22)}
.hosts-group{display:flex;align-items:center;gap:24px}
.hosts-k{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.hosts img{height:34px;width:auto;display:block}
.hosts .host-lk{height:26px}
.hosts-div{width:1px;height:38px;background:var(--line)}
.hosts-hero{margin:52px auto 0;max-width:max-content}

/* ── rsvp form ── */
.rsvp-wrap{max-width:760px}
.rsvp-form{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:34px;box-shadow:var(--shadow)}
.step-badge{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--accent);
  text-transform:uppercase;margin:0 0 14px;padding-top:8px}
.step-badge:not(:first-child){margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}
.sessions{border:0;margin:0;padding:0;display:grid;gap:10px}
.chk{display:flex;align-items:flex-start;gap:11px;cursor:pointer;font-size:15px}
.chk input{margin-top:3px;width:17px;height:17px;accent-color:var(--bronze-300);flex:none}
.chk span em{font-style:normal;color:var(--muted);font-family:var(--mono);font-size:12px;margin-left:6px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fld{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600;margin-top:16px}
.fld span i{color:var(--bad);font-style:normal}
.fld input,.fld select,.fld textarea{font:inherit;font-weight:400;font-size:15px;padding:11px 13px;border:1px solid var(--line);
  border-radius:10px;background:var(--paper);color:var(--ink);width:100%;transition:.15s}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:0;border-color:var(--orange);background:#fff;box-shadow:0 0 0 3px rgba(219,106,28,.16)}
.fld small{font-weight:400;color:var(--muted);font-size:12px}
.fld textarea{resize:vertical}
.pdpa{margin-top:24px;font-size:13px;color:var(--muted-2);font-weight:400;line-height:1.5}
.form-msg{margin:18px 0 0;font-size:14px;font-weight:600;min-height:1px}
.form-msg.err{color:var(--bad)}
.form-msg.ok{color:var(--good)}
.btn-lg{margin-top:20px;width:100%}
.fineprint{margin-top:16px;text-align:center;font-size:12px;color:var(--muted)}
.fld.invalid input,.fld.invalid select{border-color:var(--bad);background:#fff}

/* ── confirmation ── */
.rsvp-done{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:44px 34px;box-shadow:var(--shadow-lg);text-align:center}
.done-check{width:64px;height:64px;margin:0 auto 20px;border-radius:50%;background:var(--good);color:#fff;
  font-size:34px;display:flex;align-items:center;justify-content:center}
.rsvp-done h2{font-size:30px}
.rsvp-done .lead{margin:12px auto 22px;text-align:center}
.ref-pill{display:inline-block;font-size:13px;color:var(--muted-2);background:var(--paper);border:1px solid var(--line);
  border-radius:999px;padding:7px 18px;margin:0 auto 26px}
.ref-pill b{font-family:var(--mono);font-weight:600;color:var(--ink);letter-spacing:.04em}
.done-sessions{max-width:520px;margin:0 auto 26px;display:flex;flex-direction:column;gap:10px;text-align:left}
.ses-row{display:flex;align-items:center;justify-content:space-between;background:var(--card);border:1px solid var(--line);
  border-radius:12px;padding:14px 18px;box-shadow:var(--shadow)}
.ses-name{font-weight:700;font-size:15px}
.ses-time{font-family:var(--mono);font-size:13px;color:var(--accent);font-weight:600}
.qr-card{display:flex;gap:26px;align-items:center;justify-content:center;flex-wrap:wrap;
  background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:26px;margin:0 auto 26px;max-width:560px;text-align:left}
.qr-box{width:180px;height:180px;background:#fff;border-radius:12px;padding:10px;flex:none;display:flex;align-items:center;justify-content:center}
.qr-box img,.qr-box canvas{width:100%!important;height:100%!important}
.qr-side{flex:1;min-width:200px}
.qr-label{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
.qr-id{font-family:var(--mono);font-size:20px;font-weight:600;color:var(--ink);margin:4px 0 12px;letter-spacing:.04em}

/* ── footer (gradient + skyline) ── */
.foot{position:relative;background:var(--nipa-grad);color:#fff;padding:44px 0 64px;overflow:hidden}
.foot .wrap{position:relative;z-index:2}
.hosts-foot{margin:0 auto 30px;max-width:max-content}
.foot-meta{text-align:center;font-size:14px}
.foot-fine{color:rgba(255,255,255,.68);font-size:12px;margin-top:6px}
.foot-skyline{position:absolute;left:0;right:0;bottom:0;height:120px;z-index:1;pointer-events:none;
  background:url("../img/skyline.svg") repeat-x bottom center;background-size:auto 100%;opacity:.35;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 15%,#000 85%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 15%,#000 85%,transparent)}

/* ── responsive ── */
@media(max-width:860px){
  .nav-links{gap:14px;font-size:13px}
  .nav-links a:not(.nav-cta){display:none}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-photo{order:-1}
  .hero-photo img{height:220px}
  .hero-photo figcaption{text-align:left}
  .hero-inner{padding:64px 24px 120px}
  .hero-skyline{height:130px}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .co-grid{grid-template-columns:repeat(2,1fr)}
  .venue-grid{grid-template-columns:1fr}
  .venue-photo img{height:240px}
  .grid2{grid-template-columns:1fr}
  .band{padding:60px 0}
  .hosts{gap:12px 20px}
  .hosts-div{display:none}
  .hosts-group{gap:16px}
}
@media(max-width:480px){
  .stat-row{grid-template-columns:1fr 1fr}
  .co-grid{grid-template-columns:1fr}
  .rsvp-form{padding:22px}
  .qr-card{flex-direction:column;text-align:center}
  .qr-side{text-align:center}
}