/* ============================================================================
   ACCEE 2027 — PREMIUM DESIGN SYSTEM  (Navy & Gold)
   1st Asian Conference on Computer and Electrical Engineering
   Colours derived from the ACCEE logo & banner. No external framework.
   ============================================================================ */

/* ---------------------------------------------------------------- TOKENS -- */
:root{
  /* Brand — Navy & Gold */
  --navy:        #0B1E45;   /* primary dark — nav, headings, footers            */
  --navy-2:      #0C2150;   /* hero gradient top                                */
  --navy-deep:   #081226;   /* footer base, deepest shade                       */
  --royal:       #14468C;   /* secondary blue                                   */
  --gold:        #C9A24B;   /* primary accent — CTAs, active, rules             */
  --gold-2:      #E3C878;   /* light gold — gradient end                        */
  --gold-soft:   #EBD9A6;   /* softest gold — hero title top stop               */
  --emerald:     #1F8A5B;   /* secondary accent — status, "open", stats         */
  --emerald-2:   #2FB37A;
  --red:         #D6262B;   /* signal — deadlines, required, critical only       */

  /* Neutrals */
  --bg:          #F8F6F0;   /* warm ivory page background                        */
  --bg-alt:      #F1ECE0;   /* alternating section / row shade                   */
  --surface:     #FFFFFF;   /* cards, tables                                     */
  --ink:         #14213D;   /* body text (navy-black)                           */
  --ink-soft:    #33405c;
  --muted:       #6B7280;   /* captions, footnotes                              */
  --line:        #E4DDCB;   /* hairline borders                                 */
  --line-soft:   #EFEADC;

  /* On dark surfaces */
  --on-dark:     #EAF0FF;
  --on-dark-mut: #A9B6D4;

  /* Effects */
  --hero-grad:
      radial-gradient(1200px 520px at 78% -10%, rgba(201,162,75,.28), transparent 60%),
      radial-gradient(900px 500px at 8% 120%, rgba(31,138,91,.16), transparent 55%),
      linear-gradient(160deg, var(--navy-2) 0%, var(--navy) 45%, var(--navy-deep) 115%);
  --page-hero-grad:
      radial-gradient(900px 380px at 82% -30%, rgba(201,162,75,.26), transparent 62%),
      linear-gradient(150deg, var(--navy-2) 0%, var(--navy) 60%, var(--navy-deep) 130%);
  --shadow-sm:  0 4px 14px rgba(20,33,61,.06);
  --shadow-md:  0 10px 30px rgba(20,33,61,.08);
  --shadow-lg:  0 22px 55px rgba(20,33,61,.14);
  --gold-grad:  linear-gradient(135deg, var(--gold), var(--gold-2));
  --title-grad: linear-gradient(135deg, var(--gold-soft), var(--gold) 45%, var(--gold-2));

  --radius:     16px;
  --radius-sm:  10px;
  --radius-lg:  22px;
  --container:  1180px;
  --nav-h:      86px;
  --ease:       cubic-bezier(.4,0,.2,1);

  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans:  'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* ------------------------------------------------------------------ RESET -- */
*,*::before,*::after{box-sizing:border-box;}
html{
  scroll-behavior:smooth;-webkit-text-size-adjust:100%;
  /* Scroll anchoring fought the collapsing topbar: shrinking the sticky header
     made the browser re-adjust scrollY, which re-crossed the .scrolled threshold
     and the header oscillated (visible flicker near the top of the page). */
  overflow-anchor:none;
}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.65;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  /* `clip` clips overflow WITHOUT creating a scroll container, so position:sticky
     keeps working smoothly. Plain `hidden` here made the sticky header judder. */
  overflow-x:hidden;
  overflow-x:clip;
}
img{max-width:100%;display:block;}
a{color:var(--royal);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--gold);}
h1,h2,h3,h4,h5{font-family:var(--serif);color:var(--navy);line-height:1.15;margin:0 0 .5em;font-weight:700;}
p{margin:0 0 1rem;}
ul{margin:0;padding:0;}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:4px;}
::selection{background:var(--gold);color:var(--navy);}

/* --------------------------------------------------------------- LAYOUT --- */
.container{max-width:var(--container);margin:0 auto;padding:0 clamp(18px,4vw,42px);}
.container-narrow{max-width:900px;margin:0 auto;padding:0 clamp(18px,4vw,42px);}
.section{padding:clamp(56px,8vw,96px) 0;}
.section.tint{background:var(--bg-alt);}
.section.navy{background:var(--navy);color:var(--on-dark);}
.section.navy h1,.section.navy h2,.section.navy h3{color:#fff;}
.grid{display:grid;gap:24px;}
.text-center{text-align:center;}

/* Section heading pattern */
.section-head{max-width:720px;margin:0 auto clamp(36px,5vw,56px);text-align:center;}
.section-head.left{margin-left:0;text-align:left;}
.eyebrow{
  display:inline-block;font-family:var(--sans);font-size:.74rem;font-weight:700;
  letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin:0 0 12px;
}
.section-head h2{font-size:clamp(1.9rem,4vw,2.75rem);margin:0 0 16px;}
.section-head .lead{color:var(--muted);font-size:1.05rem;margin:0;}
.rule{width:70px;height:3px;background:var(--gold-grad);border-radius:3px;margin:18px auto 0;}
.section-head.left .rule{margin-left:0;}
.navy .eyebrow{color:var(--gold-2);}
.navy .lead{color:var(--on-dark-mut);}

/* ------------------------------------------------------------- BUTTONS ---- */
.btn{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-family:var(--sans);font-weight:600;font-size:.92rem;letter-spacing:.01em;
  padding:13px 26px;border-radius:999px;border:1.6px solid transparent;
  transition:all .22s var(--ease);white-space:nowrap;text-align:center;
}
.btn:hover{transform:translateY(-2px);}
.btn-gold{background:var(--gold-grad);color:#231400;box-shadow:0 8px 22px rgba(201,162,75,.34);}
.btn-gold:hover{filter:brightness(1.06);color:#231400;box-shadow:0 12px 28px rgba(201,162,75,.44);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--royal);color:#fff;}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:#fff;}
.btn-emerald{background:var(--emerald);color:#fff;box-shadow:0 8px 22px rgba(31,138,91,.28);}
.btn-emerald:hover{background:var(--emerald-2);color:#fff;}
.btn-ghost{background:transparent;color:var(--on-dark);border-color:rgba(255,255,255,.4);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);}
.btn-lg{padding:16px 34px;font-size:1rem;}
.btn-sm{padding:9px 18px;font-size:.82rem;}

/* -------------------------------------------------------------- HEADER ----- */
.site-header{
  position:sticky;top:0;z-index:100;background:var(--navy);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
  /* own compositing layer — stops the backdrop-filter repainting (and flickering)
     against the content scrolling underneath it */
  transform:translateZ(0);backface-visibility:hidden;
}
.site-header.scrolled{box-shadow:0 6px 26px rgba(8,18,38,.5);background:rgba(11,30,69,.96);backdrop-filter:blur(10px);}
.nav-inner{
  max-width:1280px;margin:0 auto;height:var(--nav-h);padding:0 clamp(16px,3vw,36px);
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0;}
.brand-badge{
  width:60px;height:60px;border-radius:50%;background:#fff;flex-shrink:0;
  display:grid;place-items:center;overflow:hidden;border:2px solid var(--gold);
  box-shadow:0 4px 14px rgba(0,0,0,.25);
}
.brand-badge img{width:88%;height:88%;object-fit:contain;}
.brand-text{font-family:var(--serif);font-weight:700;font-size:1.34rem;color:#fff;letter-spacing:.4px;line-height:1.05;}
.brand-text small{
  display:block;font-family:var(--sans);font-size:.58rem;font-weight:500;
  letter-spacing:.16em;color:var(--gold);text-transform:uppercase;margin-top:2px;max-width:260px;
}
.nav{margin-left:auto;}
.nav-list{list-style:none;display:flex;align-items:center;gap:26px;}
.nav-list > li > a{
  color:var(--on-dark);font-size:.9rem;font-weight:500;position:relative;padding:6px 0;display:inline-flex;align-items:center;gap:6px;
}
.nav-list > li > a:hover,.nav-list > li.active > a{color:var(--gold);}
.nav-list > li > a::after{
  content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--gold);border-radius:2px;transition:width .25s var(--ease);
}
.nav-list > li:hover > a::after,.nav-list > li.active > a::after{width:100%;}

/* dropdown */
.has-dropdown{position:relative;}
.dd-toggle .caret{width:9px;height:9px;transition:transform .25s var(--ease);}
.has-dropdown:hover .dd-toggle .caret{transform:rotate(180deg);}
.dropdown{
  list-style:none;position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(8px);
  background:#fff;min-width:216px;border-radius:14px;padding:8px;box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transition:all .22s var(--ease);border:1px solid var(--line);
}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.dropdown::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px;}
.dropdown li a{display:block;padding:10px 14px;border-radius:9px;color:var(--ink);font-size:.88rem;font-weight:500;}
.dropdown li a:hover{background:var(--bg-alt);color:var(--navy);padding-left:18px;}
.nav-cta{margin-left:8px;padding:11px 22px;font-size:.86rem;}
.nav-cta-mobile{display:none;}

/* hamburger */
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;background:transparent;border:none;cursor:pointer;
  flex-direction:column;justify-content:center;gap:5px;padding:0;
}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff;border-radius:2px;transition:all .3s var(--ease);margin:0 auto;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* -------------------------------------------------------------- HERO ------- */
.hero{
  background:var(--hero-grad);color:var(--on-dark);position:relative;overflow:hidden;
  padding:clamp(70px,11vw,120px) 0 clamp(60px,9vw,100px);text-align:center;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:34px 34px;mask-image:linear-gradient(180deg,transparent,black 40%,transparent);opacity:.5;
}
.hero > .container{position:relative;z-index:1;}
.hero-kicker{
  display:inline-block;font-family:var(--sans);font-size:.74rem;font-weight:700;letter-spacing:.24em;
  text-transform:uppercase;color:var(--navy);background:var(--gold-grad);padding:8px 20px;border-radius:999px;margin-bottom:26px;
}
.hero h1{
  font-size:clamp(2.6rem,8vw,5.2rem);font-weight:900;margin:0 0 10px;letter-spacing:.5px;line-height:1;
  background:var(--title-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero .subtitle{font-family:var(--sans);font-size:clamp(1.05rem,2.6vw,1.55rem);font-weight:600;color:#fff;margin:0 auto 22px;max-width:800px;}
.hero-meta{display:inline-flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center;color:var(--on-dark-mut);font-size:1rem;margin-bottom:34px;}
.hero-meta b{color:var(--gold);font-weight:700;}
.hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);display:inline-block;}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* countdown */
.countdown{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:clamp(38px,6vw,54px);}
.countdown .unit{
  background:rgba(255,255,255,.05);border:1px solid rgba(201,162,75,.38);border-radius:16px;
  padding:16px 20px;min-width:92px;backdrop-filter:blur(6px);
}
.countdown .unit .num{font-family:var(--serif);font-size:clamp(1.8rem,4vw,2.5rem);font-weight:800;color:var(--gold);line-height:1;}
.countdown .unit .lbl{font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--on-dark-mut);margin-top:8px;}

/* --------------------------------------------------------- PAGE HERO ------- */
/* Compact hero for inner pages */
.page-hero{
  background:var(--page-hero-grad);color:var(--on-dark);text-align:center;position:relative;overflow:hidden;
  padding:clamp(52px,8vw,86px) 0 clamp(44px,6vw,64px);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle,rgba(255,255,255,.05) 1px,transparent 1px);background-size:32px 32px;
  mask-image:linear-gradient(180deg,transparent,black 50%,transparent);opacity:.45;
}
.page-hero > .container{position:relative;z-index:1;}
.page-hero .eyebrow{color:var(--gold-2);}
.page-hero h1{font-size:clamp(2rem,5vw,3.4rem);color:#fff;margin:0 0 14px;}
.page-hero h1 .accent{
  background:var(--title-grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p{color:var(--on-dark-mut);max-width:640px;margin:0 auto;font-size:1.05rem;}
.page-hero .rule{margin-top:20px;}
/* breadcrumb */
.crumb{display:flex;gap:8px;justify-content:center;align-items:center;color:var(--on-dark-mut);font-size:.82rem;margin-top:22px;}
.crumb a{color:var(--on-dark-mut);}
.crumb a:hover{color:var(--gold);}
.crumb .sep{opacity:.5;}

/* ---------------------------------------------------------------- CARDS ---- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--gold-grad);
  transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--gold);}
.card:hover::before{transform:scaleX(1);}
.card .card-icon{
  width:52px;height:52px;border-radius:13px;background:var(--navy);color:var(--gold);
  display:grid;place-items:center;font-size:1.5rem;margin-bottom:18px;
}
.card h3,.card h4{color:var(--navy);margin:0 0 8px;}
.card p{color:var(--muted);font-size:.92rem;margin:0;}

/* Track cards (topics) */
.track-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;}
.track-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
.track-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.track-card .track-head{background:var(--navy);color:#fff;padding:20px 24px;display:flex;align-items:center;gap:14px;}
.track-card .track-head .ic{width:44px;height:44px;border-radius:11px;background:rgba(201,162,75,.16);color:var(--gold);display:grid;place-items:center;font-size:1.3rem;flex-shrink:0;}
.track-card .track-head h3{color:#fff;margin:0;font-size:1.2rem;}
.track-card .track-head small{display:block;color:var(--gold);font-family:var(--sans);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;}
.track-card ul{list-style:none;padding:18px 24px 24px;}
.track-card ul li{position:relative;padding:6px 0 6px 22px;font-size:.9rem;color:var(--ink-soft);border-bottom:1px solid var(--line-soft);}
.track-card ul li:last-child{border-bottom:none;}
.track-card ul li::before{content:"";position:absolute;left:0;top:14px;width:7px;height:7px;border-radius:50%;background:var(--gold);}

/* Info / feature cards row */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px;}

/* ---------------------------------------------------------------- TABLES --- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line);}
table.tbl{width:100%;border-collapse:collapse;background:var(--surface);font-size:.94rem;min-width:420px;}
table.tbl thead th{background:var(--navy);color:#fff;text-align:left;padding:16px 22px;font-family:var(--sans);font-weight:600;letter-spacing:.02em;}
table.tbl tbody td{padding:15px 22px;border-bottom:1px solid var(--line);color:var(--ink-soft);}
table.tbl tbody tr:last-child td{border-bottom:none;}
table.tbl tbody tr:nth-child(even){background:var(--bg-alt);}
table.tbl tbody tr:hover{background:color-mix(in srgb,var(--gold) 13%,transparent);}
table.tbl tbody td:last-child{font-weight:600;color:var(--navy);}
/* highlight value column (fees, dates) */
table.tbl.accent-last tbody td:last-child{color:var(--gold);font-weight:700;white-space:nowrap;}
/* dark variant (registration fees) */
table.tbl-dark{width:100%;border-collapse:collapse;font-size:.94rem;min-width:420px;overflow:hidden;}
table.tbl-dark thead th{background:linear-gradient(135deg,var(--navy),var(--navy-deep));color:var(--gold);text-align:left;padding:16px 22px;font-weight:600;}
table.tbl-dark tbody td{padding:15px 22px;background:var(--navy);color:var(--on-dark);border-bottom:1px solid rgba(255,255,255,.09);}
table.tbl-dark tbody tr:hover td{background:#0e2653;}
table.tbl-dark tbody td:last-child{color:var(--gold);font-weight:700;white-space:nowrap;}
/* Two-price fee table: early-bird is the headline figure, late rate is secondary */
table.tbl-dark.fees thead th:nth-child(n+2),
table.tbl-dark.fees tbody td:nth-child(n+2){text-align:right;white-space:nowrap;}
table.tbl-dark.fees tbody td:nth-child(2){color:var(--gold-2);font-weight:700;}
table.tbl-dark.fees tbody td:last-child{color:var(--on-dark-mut);font-weight:600;}
table.tbl-dark.fees tbody td.span2{color:var(--gold-2);font-weight:700;}

/* ---------------------------------------------------- COMMITTEE / LISTS ---- */
.committee-block{margin-bottom:44px;}
.committee-block .role-tag{
  display:inline-block;font-family:var(--sans);font-size:.72rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gold);margin-bottom:6px;
}
.committee-block h3{color:var(--navy);font-size:1.4rem;margin:0 0 18px;position:relative;padding-bottom:12px;}
.committee-block h3::after{content:"";position:absolute;left:0;bottom:0;width:48px;height:3px;background:var(--gold-grad);border-radius:3px;}
.name-grid{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;}
.name-grid li{
  padding:13px 18px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--gold);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.9rem;color:var(--ink-soft);box-shadow:var(--shadow-sm);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.name-grid li:hover{transform:translateX(3px);box-shadow:var(--shadow-md);}
.name-grid li b,.name-grid li strong{color:var(--navy);font-weight:600;}
/* single-column centered list (small committees) */
.name-list{list-style:none;max-width:760px;margin:0 auto;display:grid;gap:12px;}
.name-list li{padding:14px 20px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.94rem;color:var(--ink-soft);box-shadow:var(--shadow-sm);}
.name-list li b{color:var(--navy);}

/* ------------------------------------------------------------- PROSE ------- */
/* rich text blocks (submission, privacy, tou) */
.prose{max-width:820px;margin:0 auto;color:var(--ink-soft);font-size:1rem;}
.prose h2,.prose h3{color:var(--navy);margin:2em 0 .6em;}
.prose h2{font-size:1.5rem;padding-bottom:10px;border-bottom:2px solid var(--line);}
.prose h3{font-size:1.2rem;}
.prose p{margin:0 0 1.1rem;}
.prose a{color:var(--royal);font-weight:600;border-bottom:1px solid transparent;}
.prose a:hover{color:var(--gold);border-bottom-color:var(--gold);}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.1rem;}
.prose li{margin-bottom:.5em;}
.prose .callout{background:var(--bg-alt);border-left:4px solid var(--gold);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:16px 22px;margin:1.4rem 0;color:var(--ink);}
.prose .callout.warn{border-left-color:var(--red);}
.prose .callout.warn b{color:var(--red);}

/* Content panel (generic white card wrapping page content) */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(26px,4vw,48px);box-shadow:var(--shadow-md);}

/* -------------------------------------------------- "TO BE ANNOUNCED" ------ */
.tba{max-width:640px;margin:0 auto;text-align:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(40px,7vw,72px) 30px;box-shadow:var(--shadow-md);}
.tba .tba-icon{width:78px;height:78px;border-radius:50%;background:var(--bg-alt);color:var(--gold);display:grid;place-items:center;margin:0 auto 24px;font-size:2rem;border:2px solid var(--line);}
.tba h2{color:var(--navy);margin:0 0 10px;}
.tba p{color:var(--muted);margin:0 0 24px;}

/* ---------------------------------------------------------- STAT BADGES ---- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;}
.stat{text-align:center;padding:24px 16px;}
.stat .n{font-family:var(--serif);font-size:2.4rem;font-weight:800;color:var(--gold);line-height:1;}
.navy .stat .n{color:var(--gold);}
.stat .l{font-size:.82rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:8px;}
.navy .stat .l{color:var(--on-dark-mut);}

/* ------------------------------------------------------ LOGO / SPONSORS ---- */
.logo-wall{display:flex;flex-wrap:wrap;gap:26px;justify-content:center;align-items:center;}
.logo-wall .logo-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 30px;display:grid;place-items:center;min-width:150px;min-height:110px;box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.logo-wall .logo-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--gold);}
a.logo-item{color:inherit;}
a.logo-item:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.logo-wall .logo-item img{max-height:74px;width:auto;object-fit:contain;filter:grayscale(.15);}

/* ---- Hero: organizing-institution crest strip (above the kicker) ---------- */
/* --- Hero crest -------------------------------------------------------------
   Large ACCEE emblem at the top of the hero. The source art is black line-work
   on a transparent background, so it sits on a light disc; on the navy it would
   otherwise be invisible. The halo is a separate ::before so it can bleed past
   the disc without being clipped by border-radius/overflow. */
.hero-crest{display:flex;justify-content:center;margin-bottom:clamp(26px,4vw,42px);}
.crest-disc{
  position:relative;width:clamp(148px,20vw,216px);aspect-ratio:1;border-radius:50%;
  /* Flat #fff, not a gradient: the logo PNG carries an opaque white rectangle
     behind the artwork, and any tint would show that rectangle's edge. */
  background:#fff;overflow:hidden;
  display:grid;place-items:center;
  border:3px solid var(--gold);
  box-shadow:0 18px 48px rgba(3,10,26,.55), 0 0 0 10px rgba(201,162,75,.10);
}
.crest-disc::before{
  content:"";position:absolute;inset:-14%;border-radius:50%;z-index:-1;pointer-events:none;
  background:radial-gradient(circle, rgba(201,162,75,.34) 0%, rgba(201,162,75,0) 68%);
}
.crest-disc img{width:90%;height:90%;object-fit:contain;display:block;}
@media (max-width:560px){
  .crest-disc{border-width:2px;box-shadow:0 12px 32px rgba(3,10,26,.5), 0 0 0 7px rgba(201,162,75,.10);}
}

.hero-orgs{display:flex;flex-direction:column;align-items:center;gap:16px;margin-bottom:30px;}
.ho-label{
  position:relative;font-family:var(--sans);font-size:.66rem;font-weight:700;letter-spacing:.28em;
  text-transform:uppercase;color:var(--on-dark-mut);
}
.ho-label::before,.ho-label::after{
  content:"";position:absolute;top:50%;width:clamp(26px,7vw,64px);height:1px;
  background:rgba(201,162,75,.55);
}
.ho-label::before{right:calc(100% + 16px);}
.ho-label::after{left:calc(100% + 16px);}
.ho-row{display:flex;align-items:center;justify-content:center;gap:15px;flex-wrap:wrap;}
.ho{
  width:64px;height:64px;border-radius:50%;background:#fff;display:grid;place-items:center;
  border:1px solid rgba(201,162,75,.45);box-shadow:0 8px 22px rgba(3,10,26,.45);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.ho img{width:74%;height:74%;object-fit:contain;}
.ho:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:0 14px 30px rgba(3,10,26,.55);}
.ho:focus-visible{outline:2px solid var(--gold);outline-offset:4px;}
@media (max-width:560px){
  .ho{width:52px;height:52px;}
  .ho-row{gap:11px;}
  .ho-label::before,.ho-label::after{display:none;}
}

/* Enlarged brand badge: give the desktop nav a tighter setting just above the
   mobile breakpoint so "Submit Paper" is never pushed off the bar. */
@media (max-width:1240px){
  .nav-list{gap:18px;}
  .nav-inner{gap:14px;}
  .brand-text small{display:none;}
  .nav-cta{padding:10px 18px;font-size:.82rem;}
}

/* pill badge */
.badge-pill{display:inline-flex;align-items:center;gap:8px;background:var(--bg-alt);border:1px solid var(--line);color:var(--navy);font-size:.8rem;font-weight:600;padding:7px 15px;border-radius:999px;}
.badge-pill.emerald{background:rgba(31,138,91,.12);border-color:rgba(31,138,91,.3);color:var(--emerald);}
.badge-pill .dot{width:8px;height:8px;border-radius:50%;background:currentColor;}

/* ---------------------------------------------------------- CAROUSEL ------- */
.carousel{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--navy);}
.carousel-track{display:flex;transition:transform .6s var(--ease);}
.carousel-slide{min-width:100%;position:relative;}
.carousel-slide picture{display:block;}
.carousel-slide img{width:100%;height:clamp(300px,52vw,560px);object-fit:cover;display:block;}
/* padding-bottom clears the .carousel-dots strip (bottom:16px + 10px tall) */
.carousel-slide .cap{position:absolute;left:0;right:0;bottom:0;padding:40px 30px 38px;color:#fff;font-size:.95rem;
  background:linear-gradient(transparent,rgba(8,18,38,.85));}
.carousel-btn{
  position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;
  background:rgba(11,30,69,.55);border:1.5px solid rgba(201,162,75,.5);color:#fff;cursor:pointer;
  display:grid;place-items:center;font-size:1.3rem;transition:all .2s var(--ease);backdrop-filter:blur(4px);z-index:2;
}
.carousel-btn:hover{background:var(--gold);color:var(--navy);border-color:var(--gold);}
.carousel-btn.prev{left:18px;}
.carousel-btn.next{right:18px;}
.carousel-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:9px;z-index:2;}
.carousel-dots button{width:10px;height:10px;border-radius:50%;border:none;background:rgba(255,255,255,.45);cursor:pointer;padding:0;transition:all .2s var(--ease);}
.carousel-dots button.active{background:var(--gold);width:26px;border-radius:5px;}

/* -------------------------------------------------------- CTA STRIP -------- */
.cta-strip{background:var(--hero-grad);color:#fff;border-radius:var(--radius-lg);padding:clamp(38px,6vw,64px);text-align:center;position:relative;overflow:hidden;}
.cta-strip h2{color:#fff;font-size:clamp(1.7rem,3.5vw,2.4rem);margin:0 0 12px;}
.cta-strip p{color:var(--on-dark-mut);max-width:560px;margin:0 auto 26px;}

/* --------------------------------------------------------------- FOOTER ---- */
.site-footer{background:var(--navy-deep);color:var(--on-dark-mut);padding:clamp(54px,7vw,76px) 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:.9rem;max-width:300px;line-height:1.7;}
.site-footer h4{color:#fff;font-family:var(--serif);font-size:1.1rem;margin:0 0 8px;}
.site-footer .goldline{width:38px;height:2px;background:var(--gold);margin:0 0 18px;border-radius:2px;}
.footer-links{list-style:none;}
.footer-links li{margin-bottom:2px;}
.footer-links a{color:var(--on-dark-mut);font-size:.9rem;display:inline-flex;padding:4px 0;}
.footer-links a:hover{color:var(--gold);padding-left:5px;}
.footer-contact p{font-size:.9rem;margin:0 0 10px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact .ic{color:var(--gold);flex-shrink:0;margin-top:2px;}
.socials{display:flex;gap:11px;margin-top:18px;}
.socials a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.2);display:grid;place-items:center;color:var(--on-dark-mut);font-size:.95rem;transition:all .2s var(--ease);}
.socials a:hover{background:var(--gold);border-color:var(--gold);color:var(--navy);transform:translateY(-3px);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:22px 0 30px;font-size:.82rem;}
.footer-bottom b{color:var(--gold);font-weight:600;}
.footer-bottom .fb-links a{color:var(--on-dark-mut);margin-left:16px;}
.footer-bottom .fb-links a:hover{color:var(--gold);}
/* analytics counters (kept, low-key) */
.footer-counters{display:flex;gap:16px;justify-content:center;align-items:center;flex-wrap:wrap;padding:10px 0 26px;opacity:.72;}
.footer-counters img{max-height:40px;}

/* -------------------------------------------------------------- HELPERS ---- */
.mt-1{margin-top:.5rem;}.mt-2{margin-top:1rem;}.mt-3{margin-top:1.6rem;}.mt-4{margin-top:2.4rem;}
.mb-0{margin-bottom:0;}.mb-2{margin-bottom:1rem;}.mb-3{margin-bottom:1.6rem;}
.gap-sm{gap:10px;}
.flex-center{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;}
.text-gold{color:var(--gold);}.text-navy{color:var(--navy);}.text-red{color:var(--red);}.text-muted{color:var(--muted);}
.fw-bold{font-weight:700;}
.map-embed{width:100%;border:0;border-radius:var(--radius);box-shadow:var(--shadow-md);min-height:420px;}
.img-rounded{border-radius:var(--radius);box-shadow:var(--shadow-md);}
/* reveal-on-scroll — content is VISIBLE by default; hiding+animation only
   engages when JS is active (html.js-anim). If main.js fails to load, the
   page still shows all content instead of going blank. */
.reveal{transition:opacity .7s var(--ease),transform .7s var(--ease);}
html.js-anim .reveal{opacity:0;transform:translateY(26px);}
html.js-anim .reveal.in{opacity:1;transform:none;}

/* -------------------------------------------------------- RESPONSIVE ------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:1080px){
  .nav-toggle{display:flex;}
  .nav{
    position:fixed;top:var(--nav-h);right:0;width:min(320px,84vw);height:calc(100vh - var(--nav-h));
    background:var(--navy);margin:0;padding:22px;overflow-y:auto;transform:translateX(105%);
    transition:transform .32s var(--ease);box-shadow:-14px 0 40px rgba(0,0,0,.4);border-left:1px solid rgba(201,162,75,.2);
  }
  .nav.open{transform:translateX(0);}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-list > li > a{padding:13px 6px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.07);}
  .nav-list > li > a::after{display:none;}
  .has-dropdown .dropdown{
    position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;background:transparent;
    border:none;padding:0 0 6px 14px;min-width:auto;display:none;
  }
  .has-dropdown.open .dropdown{display:block;}
  .has-dropdown:hover .dropdown{transform:none;}
  .dropdown li a{color:var(--on-dark-mut);padding:9px 8px;}
  .dropdown li a:hover{background:rgba(255,255,255,.06);color:var(--gold);padding-left:12px;}
  .dd-toggle .caret{margin-left:auto;}
  .nav-cta{display:none;}
  .nav-cta-mobile{display:block;margin-top:14px;}
  .nav-cta-mobile a{display:block;text-align:center;background:var(--gold-grad);color:#231400;font-weight:700;padding:13px;border-radius:999px;}
  .brand-text{font-size:1.1rem;}
  .brand-text small{display:none;}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .footer-bottom .fb-links a{margin:0 8px;}
  .countdown .unit{min-width:70px;padding:13px 14px;}
  .name-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}

/* ============================================================================
   TOP UTILITY BAR · SOCIAL · CONNECT · LOGO GROUPS  (added)
   ============================================================================ */
.topbar{height:40px;overflow:hidden;background:var(--navy-deep);border-bottom:1px solid rgba(255,255,255,.07);}
.topbar-inner{max-width:1280px;margin:0 auto;height:40px;padding:0 clamp(16px,3vw,36px);display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-meta{display:flex;align-items:center;gap:14px;color:var(--on-dark-mut);font-size:.78rem;font-weight:500;white-space:nowrap;}
.topbar-meta span{display:inline-flex;align-items:center;}
.topbar-meta svg{width:14px;height:14px;color:var(--gold);margin-right:6px;}
.topbar-meta .tb-sep{width:4px;height:4px;border-radius:50%;background:var(--gold);opacity:.6;}
.topbar-social{display:flex;align-items:center;gap:8px;}
.topbar-social .tb-follow{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--on-dark-mut);margin-right:4px;}
.topbar-social a{color:var(--on-dark-mut);display:grid;place-items:center;width:27px;height:27px;border-radius:50%;transition:.2s var(--ease);}
.topbar-social a:hover{color:var(--navy);background:var(--gold);transform:translateY(-1px);}
.topbar-social svg{width:14px;height:14px;}
.site-header.scrolled .topbar{height:0;border:none;}
@media (max-width:860px){ .topbar{display:none;} }

/* Footer socials — allow a richer set */
.socials{flex-wrap:wrap;}
.socials svg{width:17px;height:17px;}

/* Stay-connected section */
.connect{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.connect .c-title{font-family:var(--sans);font-size:.74rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin:0 0 16px;}
.connect h3{font-size:1.5rem;margin:0 0 8px;color:var(--navy);}
.connect p{color:var(--muted);margin:0 0 20px;font-size:.95rem;}
.social-tiles{display:flex;gap:13px;flex-wrap:wrap;}
.social-tile{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;background:var(--surface);border:1px solid var(--line);color:var(--navy);box-shadow:var(--shadow-sm);transition:.22s var(--ease);}
.social-tile:hover{background:var(--gold-grad);color:#231400;transform:translateY(-5px);border-color:transparent;box-shadow:var(--shadow-md);}
.social-tile svg{width:22px;height:22px;}
.quick-chips{display:flex;flex-wrap:wrap;gap:11px;}
.chip-link{display:inline-flex;align-items:center;gap:9px;padding:11px 19px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--navy);font-weight:600;font-size:.88rem;box-shadow:var(--shadow-sm);transition:.2s var(--ease);}
.chip-link:hover{border-color:var(--gold);color:var(--navy);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.chip-link svg{width:15px;height:15px;color:var(--gold);flex-shrink:0;}
@media (max-width:760px){ .connect{grid-template-columns:1fr;gap:30px;} }

/* Grouped logo walls (host institutions / sponsors) */
.logo-group{margin-bottom:38px;}
.logo-group:last-child{margin-bottom:0;}
.logo-group-label{text-align:center;font-family:var(--sans);font-size:.74rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin:0 0 22px;position:relative;}
.logo-group-label span{background:var(--bg);padding:0 16px;position:relative;z-index:1;}
.logo-group-label::before{content:"";position:absolute;left:50%;top:50%;transform:translateX(-50%);width:min(340px,70%);height:1px;background:var(--line);z-index:0;}
.section.tint .logo-group-label span{background:var(--bg-alt);}
.logo-item.seal img{max-height:92px;}

/* Stay-connected on a navy section */
.section.navy .connect h3{color:#fff;}
.section.navy .connect p{color:var(--on-dark-mut);}
.section.navy .connect .c-title{color:var(--gold-2);}

/* Track card scope/description line (for tracks that include an intro) */
.track-card .track-scope{padding:15px 24px 0;margin:0;color:var(--muted);font-size:.875rem;line-height:1.55;}

/* ============================================================================
   Justified body text (requested) — long-form prose & descriptions justified,
   with automatic hyphenation to avoid large inter-word gaps. Headings stay left.
   ============================================================================ */
.prose{text-align:justify;-webkit-hyphens:auto;hyphens:auto;}
.prose h2,.prose h3,.prose h4{text-align:left;-webkit-hyphens:none;hyphens:none;}
.track-scope{text-align:justify;-webkit-hyphens:auto;hyphens:auto;}