:root{
  --navy:#081f45; --blue:#0e63d8; --cyan:#34cde4; --gold:#ffc928;
  --orange:#ff8b21; --green:#38c768; --ink:#14223d; --muted:#66748a;
  --soft:#f5f8fc; --line:#dfe7f1; --white:#fff; --shadow:0 22px 60px rgba(8,31,69,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Manrope,system-ui,-apple-system,sans-serif;color:var(--ink);background:#fff;line-height:1.65}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 36px));margin:auto}

.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(223,231,241,.9);
  box-shadow:0 7px 24px rgba(8,31,69,.045);
}
.topbar .container{width:min(1320px,calc(100% - 36px))}
.nav{
  min-height:96px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:18px;
  min-width:0;
}
.brand-logos{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.brand-institution-logos{
  width:176px;
  height:64px;
  object-fit:contain;
}
.brand-divider{
  width:1px;
  height:46px;
  background:#dfe7f1;
}
.brand-event-logo{
  width:66px;
  height:66px;
  object-fit:contain;
  border-radius:50%;
  flex:0 0 auto;
  filter:drop-shadow(0 4px 9px rgba(8,31,69,.08));
}
.brand-copy{
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-width:0;
  line-height:1.15;
}
.brand-copy strong{
  display:block;
  color:var(--navy);
  font-size:16px;
  line-height:1.08;
  font-weight:850;
  letter-spacing:.025em;
  white-space:nowrap;
}
.brand-copy .brand-faculty{
  display:block;
  margin-top:5px;
  color:#4f6079;
  font-size:11px;
  line-height:1.1;
  font-weight:750;
  letter-spacing:.02em;
  white-space:nowrap;
}
.brand-copy .brand-university{
  display:block;
  margin-top:3px;
  color:#7a879a;
  font-size:10px;
  line-height:1.1;
  font-weight:550;
  white-space:nowrap;
}
.navlinks{
  display:flex;
  gap:20px;
  align-items:center;
  flex:0 0 auto;
}
.navlinks a{
  font-size:13px;
  font-weight:700;
  color:#4e5d73;
}
.navlinks a:hover{color:var(--blue)}
.navlinks .nav-cta{
  background:var(--navy);
  color:#fff;
  padding:11px 18px;
  border-radius:13px;
}
.menu-btn{
  display:none;
  border:0;
  background:transparent;
  font-size:24px;
}

.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#071b3b 0%,#0b3f86 56%,#0d75e6 100%);color:#fff;padding:86px 0 96px}
.hero:before{content:"";position:absolute;inset:-10%;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent);animation:gridDrift 14s linear infinite}
.hero:after{content:"";position:absolute;width:430px;height:430px;border-radius:50%;right:8%;top:8%;background:radial-gradient(circle,rgba(52,205,228,.18),rgba(14,99,216,.08) 48%,transparent 72%);filter:blur(8px);animation:heroGlow 5.5s ease-in-out infinite}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}
.hero h1{font-size:clamp(54px,7vw,88px);line-height:.94;letter-spacing:-.055em;margin:0 0 24px}
.hero h1 span{background:linear-gradient(90deg,#fff2a9,#ffc928,#ff9627);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero p{font-size:18px;color:#d8e6f6;max-width:700px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:max-content;
  height:60px;
  min-height:60px;
  padding:0 30px;
  border-radius:18px;
  background:linear-gradient(135deg,#ffc83d 0%,#ff9829 100%);
  color:#071b3b;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 16px 32px rgba(255,153,36,.22);
  font-size:16px;
  line-height:1;
  font-weight:850;
  letter-spacing:-.01em;
  white-space:nowrap;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.hero-cta:hover{
  transform:translateY(-3px);
  box-shadow:0 20px 40px rgba(255,153,36,.30);
  filter:saturate(1.06);
}
.hero-visual{position:relative;min-height:460px;display:grid;place-items:center;isolation:isolate}
.hero-core{position:relative;z-index:3;display:grid;place-items:center;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.10),rgba(255,255,255,.035) 58%,transparent 72%);box-shadow:0 28px 70px rgba(0,0,0,.18);animation:heroCoreFloat 4.2s ease-in-out infinite}
.hero-logo{width:min(248px,86%);height:auto;object-fit:contain;filter:drop-shadow(0 16px 24px rgba(0,0,0,.24));animation:logoBreath 3.8s ease-in-out infinite}
.hero-orbit{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.14);z-index:1}
.hero-orbit-outer{width:420px;height:420px;animation:slowSpin 18s linear infinite}
.hero-orbit-inner{width:310px;height:310px;border-style:dashed;border-color:rgba(255,255,255,.12);animation:slowSpinReverse 14s linear infinite}
.hero-mini{position:absolute;z-index:4;width:86px;height:86px;border-radius:22px;background:rgba(255,255,255,.96);display:grid;place-items:center;padding:10px;box-shadow:0 18px 34px rgba(4,20,45,.18);border:1px solid rgba(255,255,255,.55);backdrop-filter:blur(6px);animation:miniFloat 4.4s ease-in-out infinite;transition:transform .25s ease,box-shadow .25s ease}
.hero-mini:hover{transform:translateY(-7px) scale(1.06);box-shadow:0 24px 42px rgba(4,20,45,.25)}
.hero-mini img{width:100%;height:100%;object-fit:contain}
.hero-mini-1{top:12px;left:92px;animation-delay:-.2s}
.hero-mini-2{top:78px;right:38px;animation-delay:-1.1s}
.hero-mini-3{top:192px;right:-6px;animation-delay:-.5s}
.hero-mini-4{bottom:74px;right:42px;animation-delay:-1.8s}
.hero-mini-5{bottom:10px;right:146px;animation-delay:-.9s}
.hero-mini-6{bottom:18px;left:140px;animation-delay:-1.5s}
.hero-mini-7{bottom:110px;left:18px;animation-delay:-.7s}
.hero-mini-8{top:108px;left:14px;animation-delay:-1.3s}


@keyframes heroCoreFloat{
  0%,100%{transform:translateY(0) rotate(-1deg)}
  50%{transform:translateY(-15px) rotate(1deg)}
}
@keyframes logoBreath{
  0%,100%{transform:scale(1) rotate(0deg)}
  50%{transform:scale(1.055) rotate(1.4deg)}
}
@keyframes miniFloat{
  0%,100%{transform:translateY(0) rotate(-1deg)}
  50%{transform:translateY(-13px) rotate(2deg)}
}
@keyframes slowSpin{
  from{transform:rotate(0deg)}
  to{transform:rotate(360deg)}
}
@keyframes slowSpinReverse{
  from{transform:rotate(360deg)}
  to{transform:rotate(0deg)}
}
@keyframes gridDrift{
  0%{transform:translate3d(0,0,0)}
  50%{transform:translate3d(18px,10px,0)}
  100%{transform:translate3d(0,0,0)}
}
@keyframes heroGlow{
  0%,100%{transform:scale(.96);opacity:.62}
  50%{transform:scale(1.09);opacity:1}
}

.section{padding:88px 0}
.section.soft{background:var(--soft)}
.section.dark{background:var(--navy);color:#fff}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:50px;margin-bottom:36px}
.section-head h2{font-size:clamp(34px,4.5vw,54px);line-height:1.02;letter-spacing:-.04em;margin:6px 0 0}
.section-head p{max-width:500px;color:var(--muted);margin:0}
.section.dark .section-head p{color:#becce0}
.kicker{font-size:10px;text-transform:uppercase;letter-spacing:.14em;font-weight:800;color:var(--blue)}
.section.dark .kicker{color:#89ecf4}

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.about-card{border:1px solid var(--line);border-radius:24px;padding:28px;background:#fff}
.about-card h3{margin:0 0 12px;font-size:22px}
.about-card p{color:var(--muted);margin:0 0 12px}
.about-card ul{margin:0;padding-left:20px;color:var(--muted)}

.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.timeline article{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);padding:22px;border-radius:20px}
.timeline strong{display:block;font-size:26px;color:var(--gold)}
.timeline span{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:#9db9dc}
.timeline h3{margin:15px 0 6px;font-size:17px}
.timeline p{font-size:12px;color:#c4d2e4;margin:0}
.timeline-note{
  margin-top:14px !important;
  padding-top:12px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:11px !important;
  line-height:1.45;
  color:#ffe59a !important;
}
.timeline-note b{
  color:#fff3c7;
  font-weight:800;
}



.hadiah-section{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at 88% 18%,rgba(255,201,40,.12),transparent 24%),
    radial-gradient(circle at 8% 88%,rgba(52,205,228,.10),transparent 22%),
    #fff;
}
.hadiah-intro{
  max-width:880px;
  margin-bottom:38px;
}
.hadiah-intro h2{
  margin:8px 0 18px;
  color:var(--navy);
  font-size:clamp(40px,5.5vw,68px);
  line-height:.98;
  letter-spacing:-.045em;
}
.hadiah-intro p{
  max-width:760px;
  margin:0;
  color:var(--muted);
  font-size:17px;
}
.hadiah-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.hadiah-card{
  position:relative;
  overflow:hidden;
  min-height:245px;
  padding:30px;
  border:1px solid var(--line);
  border-radius:24px;
  background:rgba(255,255,255,.93);
  box-shadow:0 14px 38px rgba(8,31,69,.06);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.hadiah-card:hover{
  transform:translateY(-5px);
  box-shadow:0 22px 48px rgba(8,31,69,.10);
  border-color:#ccd8e8;
}
.hadiah-card.featured{
  background:linear-gradient(145deg,#fff6c9 0%,#fff 82%);
  border-color:#f0d77b;
}
.hadiah-icon{
  width:48px;
  height:48px;
  border-radius:15px;
  display:grid;
  place-items:center;
  margin-bottom:34px;
  background:var(--navy);
  color:#fff;
  font-size:12px;
  font-weight:900;
  letter-spacing:.08em;
}
.hadiah-card.featured .hadiah-icon{
  background:linear-gradient(135deg,var(--gold),var(--orange));
  color:var(--navy);
}
.hadiah-card h3{
  margin:0 0 12px;
  color:var(--navy);
  font-size:25px;
  line-height:1.1;
}
.hadiah-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.hadiah-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
  margin-top:28px;
  padding:24px 28px;
  border-radius:20px;
  background:var(--navy);
  color:#fff;
}
.hadiah-footer p{
  max-width:760px;
  margin:0;
  color:#cbd8e8;
  font-size:13px;
}
.hadiah-footer strong{
  flex:0 0 auto;
  color:var(--gold);
  font-size:14px;
  text-align:right;
}

.competition-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.comp-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;transition:.22s}
.comp-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.poster-wrap{aspect-ratio:4/5;background:#fff;display:grid;place-items:center;padding:0;overflow:hidden}
.poster-wrap img{width:100%;height:100%;object-fit:contain;display:block}
.comp-body{padding:19px;display:flex;flex-direction:column;flex:1}
.comp-body h3{font-size:18px;line-height:1.2;margin:0 0 7px}
.comp-body p{font-size:11px;color:var(--muted);margin:0}
.comp-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}
.comp-actions a{min-height:38px;border-radius:11px;display:grid;place-items:center;font-size:10px;font-weight:800}
.action-detail{grid-column:1/-1;background:var(--navy);color:#fff}
.action-soft{background:#eef4fb;color:var(--navy)}
.action-gold{background:#fff1b4;color:#6f4c00}

.cta{background:linear-gradient(135deg,#071c3f,#0d66cf);color:#fff;border-radius:30px;padding:38px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.cta h2{margin:0;font-size:38px;line-height:1.05}
.cta p{color:#cfe0f3;margin-bottom:0}

.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}
.contact-links{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.contact-links a{border:1px solid var(--line);border-radius:18px;padding:22px 24px;background:#fff;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.contact-links a:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(8,31,69,.08);border-color:#cbd7e7}
.contact-links b,.contact-links span{display:block}
.contact-links b{font-size:14px}
.contact-links span{font-size:10px;color:var(--muted);margin-top:5px}

/* ===== TAMBAHAN BARU: REKENING PEMBAYARAN ===== */
.contact-payment {
  grid-column: 1 / -1;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 24px;
  background: #fff;
}

.contact-payment b {
  display: block;
  font-size: 14px;
  color: var(--ink);
}

.contact-payment strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
}

.contact-payment span {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  color: var(--muted);
}
/* ===== AKHIR TAMBAHAN ===== */

footer{background:#04142f;color:#fff;padding:30px 0}
.footer{display:flex;justify-content:space-between;align-items:center;gap:24px}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand img{width:56px;height:56px;object-fit:contain;flex:0 0 auto;display:block}
.footer-copy{display:flex;flex-direction:column;line-height:1.15}
.footer-copy strong{display:block;font-size:13px;font-weight:800;letter-spacing:.015em}
.footer-copy span{display:block;margin-top:4px;font-size:10px;color:#d2dceb;font-weight:650}
.footer-copy small{display:block;margin-top:3px;font-size:9px;color:#8fa2bc}
.footer > small{color:#7587a0;font-size:10px}

.detail-hero{background:linear-gradient(135deg,#071c3f,#0b62cb);color:#fff;padding:74px 0}
.detail-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:48px;align-items:center}
.detail-poster{aspect-ratio:4/5;background:#fff;border-radius:28px;padding:0;display:grid;place-items:center;overflow:hidden;border:1px solid var(--line)}
.detail-poster img{width:100%;height:100%;object-fit:contain;display:block}
.detail-hero h1{font-size:clamp(42px,6vw,70px);line-height:.98;letter-spacing:-.045em;margin:12px 0 16px}
.detail-hero p{color:#d8e6f6}
.detail-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.info-box{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}
.info-box small{display:block;font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:800}
.info-box strong{display:block;margin-top:5px;font-size:13px}
.content-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
.content-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px}
.content-card h3{margin-top:0;font-size:21px}
.content-card p,.content-card li{color:var(--muted)}
/* TAMBAHAN BARU: Merapikan Gambaran Singkat */
[data-detail-gambaran] {
  white-space: pre-line;
  line-height: 1.8;
  text-align: left;
}
.content-card ul{padding-left:20px}
.sticky-actions{position:sticky;top:96px}
.action-stack{display:grid;gap:10px}
.action-stack .btn{width:100%}
.back-link{display:inline-flex;margin-bottom:18px;color:var(--blue);font-weight:800;font-size:12px}



@media(max-width:1180px){
  .topbar .container{width:min(100% - 28px,1320px)}
  .brand{gap:14px}
  .brand-institution-logos{width:148px;height:56px}
  .brand-event-logo{width:60px;height:60px}
  .brand-copy strong{font-size:14px}
  .brand-copy .brand-faculty{font-size:10px}
  .brand-copy .brand-university{font-size:9px}
  .navlinks{gap:14px}
  .navlinks a{font-size:12px}
}
@media(max-width:1000px){
  .nav{min-height:86px}
  .brand-institution-logos{width:128px;height:50px}
  .brand-event-logo{width:54px;height:54px}
  .brand-divider{height:38px}
  .brand-copy strong{font-size:13px}
  .brand-copy .brand-faculty{font-size:9px}
  .brand-copy .brand-university{font-size:8.5px}

  .navlinks{
    display:none;
    position:absolute;
    top:78px;
    left:18px;
    right:18px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px;
    padding:15px;
    box-shadow:var(--shadow);
    flex-direction:column;
    align-items:stretch;
  }
  .navlinks.show{display:flex}
  .menu-btn{display:block}

  .hero-grid,.about-grid,.contact-grid,.detail-grid,.content-grid{grid-template-columns:1fr}
  .hero-copy{text-align:center}
  .hero-actions{justify-content:center}
  .hero p{margin-inline:auto}
  .hero-visual{min-height:430px}
  .hero-core{width:250px;height:250px}.hero-logo{width:min(200px,76%)}.hero-mini{width:74px;height:74px}.hero-mini-1{top:16px;left:68px}.hero-mini-2{top:72px;right:22px}.hero-mini-3{top:182px;right:-2px}.hero-mini-4{bottom:70px;right:22px}.hero-mini-5{bottom:6px;right:118px}.hero-mini-6{bottom:16px;left:114px}.hero-mini-7{bottom:102px;left:4px}.hero-mini-8{top:102px;left:4px}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .competition-grid{grid-template-columns:repeat(2,1fr)}
  .cta{grid-template-columns:1fr}
  .sticky-actions{position:static}
}
@media(max-width:680px){
  .container{width:min(100% - 28px,1160px)}
  .nav{min-height:76px}
  .brand{gap:10px}
  .brand-logos{gap:8px}
  .brand-institution-logos{width:96px;height:42px}
  .brand-event-logo{width:44px;height:44px}
  .brand-divider{height:32px}
  .brand-copy strong{font-size:11px;letter-spacing:.01em}
  .brand-copy .brand-faculty{font-size:8px;margin-top:3px}
  .brand-copy .brand-university{font-size:7.5px;margin-top:2px}
  .hero{padding:62px 0 74px}
  .hero h1{font-size:48px}
  .hero-cta{height:54px;min-height:54px;padding:0 26px;border-radius:17px;font-size:15px}
  .hero-visual{min-height:350px}
  .hero-core{width:198px;height:198px}.hero-logo{width:min(162px,74%)}.hero-orbit-outer{width:290px;height:290px}.hero-orbit-inner{width:215px;height:215px}.hero-mini{width:56px;height:56px;border-radius:16px;padding:7px}.hero-mini-1{top:6px;left:28px}.hero-mini-2{top:38px;right:16px}.hero-mini-3{top:130px;right:-2px}.hero-mini-4{bottom:50px;right:14px}.hero-mini-5{bottom:2px;right:74px}.hero-mini-6{bottom:12px;left:62px}.hero-mini-7{bottom:72px;left:2px}.hero-mini-8{top:72px;left:0}
  .section{padding:70px 0}
  .section-head{flex-direction:column;align-items:flex-start}
  .timeline,.competition-grid,.info-grid,.contact-links{grid-template-columns:1fr}
  .cta{padding:28px}
  .cta h2{font-size:31px}
  .footer{flex-direction:column;align-items:flex-start}.footer-brand img{width:50px;height:50px}
}
@media(max-width:470px){
  .brand-institution-logos{width:82px;height:38px}
  .brand-event-logo{width:40px;height:40px}
  .brand-copy strong{font-size:10px}
  .brand-copy .brand-faculty{font-size:7.5px}
  .brand-copy .brand-university{font-size:7px}
}

@media(max-width:680px){
  .hero-mini-2,.hero-mini-4,.hero-mini-6,.hero-mini-8{display:none}
}

@media (prefers-reduced-motion: reduce){
  .hero:before,.hero:after,.hero-core,.hero-logo,.hero-orbit-outer,.hero-orbit-inner,.hero-mini{animation:none !important}
}

.section-head:has(> div:only-child){
  display:block;
}


@media(max-width:900px){
  .hadiah-grid{grid-template-columns:1fr}
  .hadiah-card{min-height:auto}
  .hadiah-footer{flex-direction:column;align-items:flex-start}
  .hadiah-footer strong{text-align:left}
}
@media(max-width:680px){
  .hadiah-intro h2{font-size:42px}
  .hadiah-card{padding:24px}
  .hadiah-icon{margin-bottom:26px}
  .hadiah-footer{padding:22px}
}
/* =========================================
   PERBAIKAN REKENING PEMBAYARAN DI HP
   ========================================= */
@media (max-width: 680px) {
  .contact-payment {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    min-width: 0;
    height: auto;
  }

  .contact-payment b,
  .contact-payment span,
  .contact-payment strong {
    position: static;
    display: block;
    width: auto;
    height: auto;
    margin: 0;
    padding: 0;
    line-height: 1.5;
  }

  .contact-payment strong {
    font-size: 22px;
    color: var(--navy);
    background: transparent;
    border: 0;
    box-shadow: none;
    overflow-wrap: anywhere;
  }
}

/* PERBAIKAN TAMPILAN REKENING PADA SAFARI iOS */
@supports (-webkit-touch-callout: none) {
  .contact-payment {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    height: auto;
    min-width: 0;
  }

  .contact-payment b,
  .contact-payment span,
  .contact-payment strong {
    position: static;
    display: block;
    margin: 0;
    line-height: 1.5;
  }

  .contact-payment strong {
    font-size: 22px;
    background: transparent;
    border: none;
    box-shadow: none;
  }
}