:root{
  --font-display: 'Irish Grover', serif;
  --font-body: 'Red Rose', sans-serif;
  --blue:#00BFFF; --blue-2:#40CFFF; --blue-3:#80DFFF; --blue-4:#BFEFFF;
  --gold:#FFC107; --gold-2:#FFD145; --gold-3:#FFE083; --gold-4:#FFEFC1;
  --purple:#8A2BE2; --purple-2:#A760E9; --purple-3:#C595F1; --purple-4:#E1CAF7;
  --ink:#0A0A0A; --ink-2:#474747; --ink-3:#858585; --ink-4:#C1C1C1;
  --cream:#FFFDF7;
  --bg:#111015;
  --panel:#18171d;
  --color-primary:#00BFFF;
  --color-secondary:#FFC107;
  --color-purple:#8A2BE2;
  --color-dark:#0A0A0A;
  --color-light:#FFFDF7;
  --border-pixel: 4px solid #000;
  --shadow-pixel: 6px 6px 0px #000;
  --shadow-light: 3px 3px 0px rgba(0,0,0,0.3);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden;overflow-y:auto}
body{font-family:var(--font-body);line-height:1.7;color:var(--ink);background:var(--bg);overflow-x:hidden;overflow-y:auto}
img{max-width:100%;height:auto}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header — PUSAKA */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:var(--bg);border-bottom:1.5px solid var(--ink-2);transition:all 0.3s ease}
.header .container.nav-wrapper{display:flex;align-items:center;justify-content:center;height:72px;position:relative}
.logo-img{height:38px;width:auto;transition:transform 0.3s ease;display:none}
.nav-list{display:flex;align-items:center;justify-content:center;list-style:none;gap:3.2rem;width:100%;margin:0;padding:0}
.nav-list li.logo-item{position:relative;background:var(--bg);padding:10px 28px 18px;border-radius:0 0 48% 48% / 0 0 36px 36px;border:1.5px solid var(--gold-2);border-top:none;top:14px;box-shadow:0 6px 0 rgba(0,0,0,0.45)}
.logo{display:flex;align-items:center;justify-content:center;text-decoration:none}
.logo img{height:32px;width:auto;max-width:170px;object-fit:contain;display:block;transition:transform 0.2s ease}
.logo img:hover{transform:scale(1.04)}
.nav-link{font-family:var(--font-body);font-size:0.95rem;font-weight:500;color:var(--cream);text-decoration:none;position:relative;transition:color 0.25s ease;padding-bottom:4px;letter-spacing:0.2px}
.nav-link:hover{color:var(--gold)}
.nav-link.active{color:var(--gold)}
.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--gold);transition:width 0.25s ease}
.nav-link:hover::after,.nav-link.active::after{width:100%}
/* navbar Login reuse .btn-primary sliding — hover jadi cream bg + ungu text, sama seperti Daftar Sekarang */
.nav-list .btn{font-size:0.85rem;padding:9px 22px;min-width:0}
.hamburger{display:none;margin-left:auto;background:none;border:none;color:var(--cream);font-size:1.6rem;cursor:pointer;position:absolute;right:20px;top:50%;transform:translateY(-50%)}
.hamburger span{display:block;width:24px;height:2.5px;background:var(--cream);margin:5px 0;border-radius:2px;transition:all 0.25s ease}
.mobile-toggle{display:none;background:none;border:none;color:var(--cream);font-size:1.5rem;cursor:pointer;transition:transform 0.3s ease}
.mobile-toggle:hover{transform:scale(1.1)}
@media (max-width: 900px){
  .header .container.nav-wrapper{height:68px}
  .hamburger{display:block}
  .nav-list{position:absolute;top:72px;left:0;right:0;background:var(--bg);border-top:1.5px solid rgba(255,253,247,0.12);border-bottom:1.5px solid var(--cream);flex-direction:column;gap:0;padding:16px 20px 18px;display:none;box-shadow:0 12px 30px rgba(0,0,0,0.45)}
  .nav-list.active{display:flex}
  .nav-list li{width:100%;text-align:center;padding:10px 0}
  .nav-list li.logo-item{order:-1;margin:0 0 6px;top:0;border:1.5px solid var(--cream);border-radius:24px;padding:8px 16px 12px;box-shadow:none;background:var(--panel)}
  .logo img{height:28px;max-width:150px}
}

/* Reusable Button — sliding left→right */
.btn{
  --btn-bg: var(--purple);
  --btn-color: var(--cream);
  --btn-border: var(--cream);
  --btn-hover-bg: var(--cream);
  --btn-hover-color: var(--purple);
  font-family:var(--font-body);font-size:0.95rem;font-weight:600;letter-spacing:0.2px;
  padding:12px 28px;border-radius:999px;border:2px solid var(--btn-border);
  background:var(--btn-bg);color:var(--btn-color);
  text-decoration:none;cursor:pointer;position:relative;display:inline-flex;align-items:center;justify-content:center;
  text-align:center;white-space:nowrap;min-width:148px;line-height:1;overflow:hidden;isolation:isolate;
  transition:color 0.35s ease,border-color 0.35s ease,transform 0.2s ease,box-shadow 0.2s ease;user-select:none
}
.btn::before{content:'';position:absolute;inset:0;transform:scaleX(0);transform-origin:left;transition:transform 0.42s cubic-bezier(0.4,0,0.2,1);z-index:-1;border-radius:inherit;background:var(--btn-hover-bg)}
.btn:hover::before{transform:scaleX(1)}
.btn:hover{color:var(--btn-hover-color);border-color:var(--btn-hover-border,var(--ink-3))}
.btn:active{transform:scale(0.98)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 4px var(--gold)}
.btn:disabled,.btn.disabled{opacity:0.72;cursor:not-allowed;transform:none;box-shadow:none}
.btn:disabled::before,.btn.disabled::before{display:none}
.btn-primary{--btn-bg:var(--purple);--btn-color:var(--cream);--btn-border:var(--cream);--btn-hover-bg:var(--cream);--btn-hover-color:var(--purple);box-shadow:0 2px 10px rgba(0,0,0,0.18)}
.btn-primary:disabled{--btn-bg:var(--purple-4);background:var(--purple-4);color:var(--ink-3);border-color:var(--ink-3)}
.btn-secondary{--btn-bg:var(--gold);--btn-color:var(--ink);--btn-border:var(--ink);--btn-hover-bg:var(--ink);--btn-hover-color:var(--gold);box-shadow:0 2px 10px rgba(0,0,0,0.14)}
.btn-secondary:disabled{--btn-bg:var(--gold-4);background:var(--gold-4);color:var(--ink-3);border-color:var(--ink-3)}
.btn-success{--btn-bg:var(--blue);--btn-color:var(--cream);--btn-border:var(--cream);--btn-hover-bg:var(--cream);--btn-hover-color:var(--blue)}
.btn-outline{background:transparent;color:var(--purple);border-color:var(--purple);--btn-hover-bg:var(--purple);--btn-hover-color:var(--cream)}
.btn-sm{font-size:0.88rem;padding:10px 14px;min-width:0}

/* Hero — PUSAKA */
.hero-pusaka,.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(120% 85% at 50% 100%, rgba(255,193,7,0.22) 0%, rgba(46,38,15,0.55) 42%, transparent 72%),radial-gradient(90% 70% at 0% 30%, rgba(0,191,255,0.06) 0%, transparent 50%),linear-gradient(180deg, #0e0d12 0%, var(--bg) 38%, #1c1a14 78%, #2b2410 100%);padding:118px 20px 84px;text-align:center;overflow:hidden}
.hero-pusaka-pattern{position:absolute;inset:0;opacity:0.09;background-image:url("data:image/svg+xml,%3Csvg xmlns=''http://www.w3.org/2000/svg'' width=''120'' height=''120'' viewBox=''0 0 120 120''%3E%3Cpath d=''M60 10 C58 22 45 28 45 42 C45 52 52 58 60 66 C68 58 75 52 75 42 C75 28 62 22 60 10 Z M30 38 C32 50 22 58 15 58 C10 58 8 52 14 46 C20 40 28 38 30 38 Z M90 38 C88 50 98 58 105 58 C110 58 112 52 106 46 C100 40 92 38 90 38 Z'' fill=''%23FFC107'' fill-opacity=''0.9''/%3E%3C/svg%3E");background-size:120px 120px;background-repeat:repeat;pointer-events:none;z-index:1}
#particles-js{position:absolute;inset:0;z-index:1;pointer-events:auto;opacity:0.5}
#particles-js canvas{display:block;pointer-events:auto}
.hero-pusaka::after{content:'';position:absolute;inset:0;background:radial-gradient(70% 55% at 50% 85%, rgba(255,193,7,0.10) 0%, transparent 68%);pointer-events:none;z-index:1}
.hero-pusaka-inner{position:relative;z-index:2;max-width:820px;width:100%;display:flex;flex-direction:column;align-items:center}
.hero-logo-tp{width:260px;height:260px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;filter:drop-shadow(0 12px 28px rgba(0,0,0,0.55)) drop-shadow(0 0 18px rgba(138,43,226,0.18));animation:mascotFloat 6s ease-in-out infinite}
.hero-logo-tp:hover{animation-play-state:paused;transform:scale(1.04)}
@keyframes mascotFloat{0%,100%{transform:translateY(0) rotate(-1deg) scale(1)}25%{transform:translateY(-14px) rotate(1deg) scale(1.02)}50%{transform:translateY(-22px) rotate(-0.5deg) scale(0.98)}75%{transform:translateY(-10px) rotate(1.2deg) scale(1.01)}}
.hero-pusaka-title{font-family:var(--font-display);font-size:clamp(3.8rem,11vw,6.8rem);font-weight:400;line-height:0.95;letter-spacing:2px;color:var(--gold);margin:6px 0 14px;-webkit-text-stroke:1.6px rgba(255,253,247,0.55);text-shadow:3px 3px 0 rgba(0,0,0,0.85),0 0 22px rgba(255,193,7,0.38),0 0 46px rgba(255,193,7,0.18),2px 0 0 rgba(138,43,226,0.85),-1px 0 0 rgba(138,43,226,0.55);filter:drop-shadow(0 4px 0 rgba(0,0,0,0.9))}
.hero-pusaka-sub{font-family:var(--font-body);font-size:clamp(0.95rem,2.6vw,1.2rem);font-weight:400;line-height:1.55;color:var(--cream);opacity:0.92;max-width:640px;margin:0 auto;text-shadow:0 1px 0 rgba(0,0,0,0.7)}
.hero-pusaka-actions{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap;justify-content:center}
.hero-pusaka-actions .btn{min-width:168px;font-size:0.98rem;padding:13px 28px}
.ground-layer{display:none}

/* Daftar Lomba — PUSAKA */
.competitions-pusaka{background:linear-gradient(180deg, #9A7B14 0%, #7A5F0B 100%);padding:64px 0 72px;position:relative;border-top:1rem solid transparent;border-bottom:1rem solid transparent;border-image: url('../../images/techtopia-vol-2/bg-pusaka-yellow.jpg') 30 repeat}
.section-header-pusaka{text-align:center;margin-bottom:42px;position:relative;z-index:1}
.section-title-pusaka{font-family:var(--font-display);font-size:clamp(2rem,5.5vw,3.4rem);font-weight:400;letter-spacing:1.5px;color:#bfefffd3;margin:0 0 10px;-webkit-text-stroke:1.4px var(--ink);text-shadow:3px 3px 0 var(--ink),0 0 18px rgba(255,193,7,0.22)}
.section-subtitle-pusaka{font-family:var(--font-body);font-size:1rem;font-weight:400;color:var(--ink-4);opacity:1;max-width:560px;margin:0 auto}
.competitions-pusaka-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:38px 28px;max-width:1100px;margin:0 auto;padding:0 16px;position:relative;z-index:1}
@media (max-width: 820px){.competitions-pusaka-grid{grid-template-columns:1fr;max-width:520px}}
.pusaka-card{position:relative;filter:drop-shadow(0 10px 18px rgba(0,0,0,0.22));border-radius:12px;overflow:hidden;}
.pusaka-card-scroll{background:#EDE2FF;border:none;border-radius:0;padding:0 0 18px;position:relative;overflow:visible}
.pusaka-card-banner{background: url('../../images/techtopia-vol-2/card-header.png') center/100% 100% no-repeat;height:54px;display:flex;align-items:center;justify-content:center;color:#3B1A6E;font-family:var(--font-display);font-size:1.42rem;font-weight:400;text-align:center;padding:0 16px;position:relative;letter-spacing:0.6px;border:none;box-shadow:none;width:100%}
.pusaka-card-banner::before,.pusaka-card-banner::after{display:none}
.pusaka-card-desc{font-family:var(--font-body);font-size:0.88rem;font-weight:500;color:var(--ink-2);text-align:center;line-height:1.45;padding:14px 18px 10px;margin:8px 18px 8px;border-bottom:1.8px solid rgba(60,19,98,0.18)}
.pusaka-tiers{display:flex;flex-direction:column;gap:10px;margin:12px 18px 6px}
.pusaka-tier{background:#E9D6FF;border:none;border-radius:10px;padding:12px 14px 10px}
.pusaka-tier-name{font-family:var(--font-display);font-size:1.05rem;color:var(--purple);line-height:1.1;margin-bottom:2px}
.pusaka-tier-date{font-family:var(--font-body);font-size:0.78rem;color:var(--ink-3);margin-bottom:4px}
.pusaka-tier-price{font-family:var(--font-body);font-size:1rem;font-weight:700;color:var(--ink);letter-spacing:0.1px}
.pusaka-card-actions{display:flex;gap:10px;margin-top:16px;justify-content:center;flex-wrap:wrap;padding:0 18px}
.pusaka-card-actions .btn{flex:1 1 0;min-width:0;font-size:0.88rem;padding:10px 14px}
.pusaka-card-tail{height:26px;background: url('../../images/techtopia-vol-2/card-footer.png') center no-repeat;background-color:#3C1362;border:none;border-radius:0 0 15px 15px;margin-top:0;position:relative;clip-path:none;overflow:hidden}
.pusaka-card-tail::after{display:none}

/* About — PUSAKA */
.about-pusaka{background:var(--bg);padding:120px 0 120px;position:relative;overflow:hidden}
.about-pusaka-title{font-family:var(--font-display);font-size:clamp(1.9rem,4.5vw,2.6rem);font-weight:400;color:#bfefffd3;text-align:left;margin:0 0 24px;letter-spacing:0.5px}
.about-pusaka-subtitle{display:none}
.about-pusaka-grid{display:grid;grid-template-columns:0.88fr 1.12fr;gap:48px;align-items:center;max-width:1100px;margin:0 auto}
@media (max-width: 900px){.about-pusaka-grid{grid-template-columns:1fr;gap:32px}}
.about-carousel-wrap{display:flex;align-items:center;gap:12px;justify-content:center}
.carousel-arrow{background:none;border:none;color:var(--cream);font-size:2.2rem;line-height:1;cursor:pointer;padding:8px 10px;opacity:0.95;transition:transform 0.2s ease,opacity 0.2s ease;user-select:none;flex-shrink:0}
.carousel-arrow:hover{transform:scale(1.18);opacity:1;color:var(--gold)}
.carousel-arrow:active{transform:scale(0.96)}
.about-polaroid{position:relative;width:min(460px,56vw);aspect-ratio:4/2.75;background:var(--cream);border-radius:10px;padding:0;overflow:visible;flex-shrink:0}
.about-polaroid .polaroid-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:10px;opacity:0;transition:opacity 0.45s ease;z-index:2;box-shadow:0 8px 24px rgba(0,0,0,0.35)}
.about-polaroid .polaroid-img.active{opacity:1}
.polaroid-gold,.polaroid-purple{position:absolute;width:88%;height:88%;border-radius:12px;z-index:1}
.polaroid-gold{background:var(--gold);top:-14px;right:-14px}
.polaroid-purple{background:var(--purple);bottom:-14px;left:-14px;opacity:0.92}
.about-text{font-family:var(--font-body);font-size:1.02rem;line-height:1.7;color:var(--cream);opacity:0.96;text-align:left;padding-left:12px}
.about-text p{margin:0;word-spacing:0.12em;max-width:none}

/* Tujuan — PUSAKA */
.tujuan-pusaka{background: url('../../images/techtopia-vol-2/background-tujuan.jpg') center/cover no-repeat;position:relative;padding:72px 0 80px;text-align:center}
.tujuan-pusaka::before{content:'';position:absolute;inset:0;background:rgba(17,16,21,0.68);z-index:0}
.tujuan-pusaka > .container{position:relative;z-index:1}
.tujuan-pusaka-title{font-family:var(--font-display);font-size:clamp(1.9rem,4.2vw,2.5rem);font-weight:400;color:#bfefffd3;margin:0 0 12px;letter-spacing:0.6px}
.tujuan-pusaka-sub{font-family:var(--font-body);font-size:1rem;color:var(--ink-3);opacity:1;max-width:640px;margin:0 auto 44px;line-height:1.6}
.tujuan-pusaka-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:1080px;margin:0 auto;padding:0 16px}
@media (max-width: 900px){.tujuan-pusaka-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width: 520px){.tujuan-pusaka-grid{grid-template-columns:1fr;max-width:340px}}
.tujuan-card{position:relative;background:var(--panel);border:1.5px solid rgba(255,253,247,0.08);border-radius:12px;padding:36px 18px 28px;text-align:center;display:flex;flex-direction:column;align-items:center;overflow:hidden;isolation:isolate;transition:transform 0.24s ease,border-color 0.28s ease}
.tujuan-card::before{content:'';position:absolute;inset:0;background:var(--purple-4);transform:scaleY(0);transform-origin:bottom;transition:transform 0.42s cubic-bezier(0.4,0,0.2,1);z-index:-1;border-radius:inherit}
.tujuan-card:hover{transform:translateY(-4px);border-color:var(--purple-3)}
.tujuan-card:hover::before{transform:scaleY(1)}
.tujuan-icon{width:72px;height:72px;display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--gold-3);color:#FFE8A0;font-size:3.2rem;margin-bottom:18px;filter:drop-shadow(0 2px 0 rgba(0,0,0,0.25));transition:color 0.32s ease}
.tujuan-card:hover .tujuan-icon{color:var(--ink)}
.tujuan-icon .fa-chevron-up{font-size:1.9rem;line-height:0.9;display:block}
.tujuan-card-title{font-family:var(--font-body);font-size:0.92rem;font-weight:700;color:var(--cream);margin:0 0 8px;line-height:1.3;transition:color 0.32s ease}
.tujuan-card:hover .tujuan-card-title{color:var(--ink)}
.tujuan-card-desc{font-family:var(--font-body);font-size:0.84rem;color:var(--ink-4);line-height:1.55;margin:0;transition:color 0.32s ease}
.tujuan-card:hover .tujuan-card-desc{color:var(--ink-2)}

/* FAQ — PUSAKA */
.faq{background:var(--bg);padding:120px 0 120px;position:relative;text-align:center}
.faq .section-header{text-align:center;margin-bottom:38px}
.faq .section-title{font-family:var(--font-display);font-size:clamp(1.9rem,4.5vw,2.6rem);font-weight:400;color:#bfefffd3;margin:0 0 10px;letter-spacing:0.5px}
.faq .section-subtitle{font-family:var(--font-body);font-size:1rem;color:var(--ink-3);opacity:1;max-width:560px;margin:0 auto}
.faq-container{max-width:820px;margin:0 auto;padding:0 16px;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#FFE8A0;border-radius:12px;overflow:hidden;border:1.5px solid rgba(0,0,0,0.08);transition:transform 0.18s ease}
.faq-item:hover{transform:translateY(-1px)}
.faq-question{display:flex;align-items:center;gap:16px;padding:16px 20px;cursor:pointer;user-select:none}
.faq-icon{width:42px;height:42px;min-width:42px;background:var(--ink);color:var(--cream);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.55rem;font-weight:700;line-height:1;flex-shrink:0;transition:background 0.28s ease,color 0.28s ease}
.faq-item.active .faq-icon{background:var(--purple);color:var(--cream)}
.faq-question h3{font-family:var(--font-body);font-size:1rem;font-weight:600;color:var(--ink);margin:0;text-align:left;line-height:1.35}
.faq-answer{max-height:0;overflow:hidden;opacity:0;transition:max-height 0.42s ease,opacity 0.28s ease,padding 0.28s ease;padding:0 20px 0 78px;background:rgba(0,0,0,0.04)}
.faq-item.active .faq-answer{max-height:520px;opacity:1;padding:18px 20px 18px 78px}
.faq-answer p{font-family:var(--font-body);font-size:0.92rem;color:var(--ink-2);line-height:1.6;margin:0;text-align:left}

/* Footer — PUSAKA */
.footer{background:#3c1362;border-top:1rem solid transparent;border-image: url('../../images/techtopia-vol-2/bg-pusaka-purple.jpg') 30 repeat;color:var(--cream);padding:0}
.footer-main{display:flex;flex-direction:row;align-items:flex-start;justify-content:center;gap:2.8rem;padding:3rem 20px 2rem;max-width:1100px;margin:0 auto;flex-wrap:wrap}
.footer-brand{display:flex;flex-direction:column;align-items:center;min-width:200px;gap:1.2rem}
.footer-logos{display:flex;gap:0.8rem;align-items:center;justify-content:center}
.footer-logo img{height:56px;width:56px;object-fit:contain;filter:drop-shadow(0 2px 6px rgba(0,0,0,0.25));transition:transform 0.2s ease}
.footer-logo img:hover{transform:scale(1.06)}
.footer-social{display:flex;gap:0.9rem;justify-content:center}
.footer-social .social-link{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:transparent;border:2px solid var(--cream);color:var(--cream);font-size:1.2rem;text-decoration:none;transition:all 0.2s ease}
.footer-social .social-link:hover{background:var(--cream);color:var(--purple);transform:translateY(-2px)}
.footer-links-col{min-width:160px;flex:1 1 180px;text-align:left}
.footer-title{font-family:var(--font-display);font-size:1.05rem;color:var(--gold);margin-bottom:1rem;letter-spacing:0.4px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:0.6rem}
.footer-links a{font-family:var(--font-body);font-size:0.92rem;color:var(--cream);text-decoration:none;transition:color 0.2s ease}
.footer-links a:hover{color:var(--gold)}
.contact-info{font-family:var(--font-body);font-size:0.9rem;color:var(--cream);line-height:1.6}
.contact-info p{margin:0 0 0.5rem;color:var(--cream)}
.contact-info a{color:var(--blue-4);text-decoration:underline;text-underline-offset:2px}
.contact-info a:hover{color:var(--gold)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;padding:1.2rem 20px;border-top:1px solid rgba(255,253,247,0.18);margin-top:2rem;font-family:var(--font-body);font-size:0.85rem;color:var(--cream);max-width:1100px;margin-left:auto;margin-right:auto}
.footer-copyright{color:var(--cream)}
.footer-credit{color:var(--cream)}
.footer-credit-link{color:var(--gold);text-decoration:none;border:1.5px solid var(--gold);padding:4px 10px;border-radius:999px;font-size:0.82rem;transition:all 0.2s ease}
.footer-credit-link:hover{background:var(--gold);color:var(--purple)}
@media (max-width: 768px){
  .footer-main{flex-direction:column;align-items:center;text-align:center}
  .footer-links-col{text-align:center}
  .footer-bottom{flex-direction:column;text-align:center}
}