:root{
  --bg:#07080d; --bg2:#0d0f17; --card:#12141d; --line:rgba(255,255,255,.08);
  --text:#e8eaf2; --muted:#9299ad;
  --teal:#2bdcc0; --pink:#f0245a; --red:#ff0a1e;
  --grad:linear-gradient(90deg,var(--teal),var(--pink));
  --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--text);font:16px/1.65 'Inter',system-ui,sans-serif;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1140px,100% - 32px);margin-inline:auto}
h1,h2,h3{font-family:'Rajdhani',sans-serif;line-height:1.1;letter-spacing:.5px}
h2{font-size:clamp(2rem,4.5vw,3rem);font-weight:700}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-block;font:600 .85rem 'Rajdhani',sans-serif;letter-spacing:3px;text-transform:uppercase;color:var(--teal);margin-bottom:12px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:10px;border:1px solid transparent;
  background:var(--grad);color:#fff;font:700 1rem 'Rajdhani',sans-serif;letter-spacing:1px;text-transform:uppercase;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s;box-shadow:0 8px 28px -8px rgba(240,36,90,.6)}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 34px -8px rgba(43,220,192,.55)}
.btn--lg{padding:15px 34px;font-size:1.1rem}
.btn--sm{padding:8px 18px;font-size:.9rem}
.btn--ghost{background:transparent;border-color:var(--line);box-shadow:none;backdrop-filter:blur(6px)}
.btn--ghost:hover{border-color:var(--teal);background:rgba(43,220,192,.08);box-shadow:none}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(7,8,13,.85);backdrop-filter:blur(14px);border-color:var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:40px;width:auto}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a:not(.btn){font:600 1rem 'Rajdhani',sans-serif;letter-spacing:1px;text-transform:uppercase;color:var(--muted);transition:color .2s}
.nav__links a:not(.btn):hover{color:#fff}
.nav__toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;align-items:center}
.nav__toggle span{width:24px;height:2px;background:#fff;transition:.3s}

/* hero */
.hero{position:relative;min-height:100vh;display:grid;place-items:center;padding:120px 0 80px;text-align:center;overflow:hidden}
.hero__grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:60px 60px;mask-image:radial-gradient(ellipse at center,#000 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at center,#000 10%,transparent 70%)}
.hero__glow{position:absolute;width:520px;height:520px;border-radius:50%;filter:blur(120px);opacity:.35;animation:float 10s ease-in-out infinite}
.hero__glow--a{background:var(--teal);left:-140px;top:8%}
.hero__glow--b{background:var(--pink);right:-140px;bottom:2%;animation-delay:-5s}
@keyframes float{50%{transform:translate(40px,-30px)}}
.hero__inner{position:relative;display:flex;flex-direction:column;align-items:center;gap:26px}
.hero__logo{width:min(720px,92%);height:auto;filter:drop-shadow(0 10px 40px rgba(240,36,90,.3));animation:rise 1s both}
@keyframes rise{from{opacity:0;transform:translateY(24px) scale(.97)}}
.hero__tag{max-width:620px;color:var(--muted);font-size:1.15rem}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.pill{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border:1px solid var(--line);border-radius:99px;background:rgba(255,255,255,.04);font-size:.85rem;font-weight:500}
.dot{width:9px;height:9px;border-radius:50%;background:#28e07a;box-shadow:0 0 0 0 rgba(40,224,122,.7);animation:pulse 1.8s infinite}
.dot.off{background:#ff4d4d;animation:none}
@keyframes pulse{70%{box-shadow:0 0 0 10px transparent}}
.ip{display:flex;align-items:center;gap:14px;padding:10px 12px 10px 20px;background:var(--card);border:1px dashed rgba(43,220,192,.4);border-radius:12px;color:var(--text);cursor:pointer;font:inherit;transition:.2s;max-width:100%}
.ip:hover{border-color:var(--teal);background:#161925}
.ip__label{font:700 .75rem 'Rajdhani',sans-serif;letter-spacing:2px;color:var(--muted)}
.ip__val{font-family:ui-monospace,Consolas,monospace;color:var(--teal);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ip__copy{padding:6px 14px;border-radius:8px;background:var(--grad);font:700 .85rem 'Rajdhani',sans-serif;letter-spacing:1px;text-transform:uppercase}

/* stats */
.stats{border-block:1px solid var(--line);background:var(--bg2)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:38px 12px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border:0}
.stat b{display:block;font:700 clamp(2rem,4vw,3rem) 'Orbitron',sans-serif;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--muted);font-size:.9rem;letter-spacing:1px;text-transform:uppercase}

/* sections */
.section{padding:110px 0}
.section--alt{background:var(--bg2);border-block:1px solid var(--line)}
.head{text-align:center;max-width:680px;margin:0 auto 56px}
.head p{color:var(--muted);margin-top:14px}

.about{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center}
.about__text h2{margin-bottom:20px}
.about__text p{color:var(--muted);margin-bottom:14px}
.ticks{list-style:none;margin-top:22px;display:grid;gap:10px}
.ticks li{padding-left:32px;position:relative}
.ticks li::before{content:"✓";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-size:.75rem;font-weight:700}
.quote{position:relative;padding:44px 36px;border-radius:var(--r);background:linear-gradient(160deg,#151826,#0e1018);border:1px solid var(--line);overflow:hidden}
.quote::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad)}
.quote__mark{font:900 6rem/0.6 'Orbitron',sans-serif;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;height:44px}
.quote p{font:600 1.6rem/1.35 'Rajdhani',sans-serif;margin:14px 0 18px}
.quote span{color:var(--muted);font-size:.9rem}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{padding:32px 28px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);transition:transform .3s,border-color .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);border-color:rgba(43,220,192,.45);box-shadow:0 20px 40px -20px rgba(43,220,192,.3)}
.card__ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;font-size:1.6rem;background:linear-gradient(135deg,rgba(43,220,192,.18),rgba(240,36,90,.18));margin-bottom:18px}
.card h3{font-size:1.5rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem}

/* roles */
.roles{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.role{padding:28px 18px;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r);display:flex;flex-direction:column;gap:4px;transition:.3s}
.role span{font-size:2.2rem}
.role b{font:700 1.25rem 'Rajdhani',sans-serif;letter-spacing:.5px}
.role small{color:var(--muted)}
.role:hover{transform:translateY(-5px);border-color:rgba(240,36,90,.5);background:linear-gradient(180deg,#171a26,var(--card))}

/* rules */
.rules{max-width:820px;margin:auto;display:grid;gap:12px}
.rule{background:var(--card);border:1px solid var(--line);border-radius:12px;transition:border-color .3s}
.rule[open]{border-color:rgba(43,220,192,.4)}
.rule summary{list-style:none;cursor:pointer;padding:20px 24px;font:700 1.25rem 'Rajdhani',sans-serif;display:flex;align-items:center;gap:16px;letter-spacing:.5px}
.rule summary::-webkit-details-marker{display:none}
.rule summary::after{content:"+";margin-left:auto;font-size:1.6rem;color:var(--teal);transition:transform .3s}
.rule[open] summary::after{transform:rotate(45deg)}
.rule em{font:900 .95rem 'Orbitron',sans-serif;font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.rule p{padding:0 24px 22px 62px;color:var(--muted)}

/* steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{position:relative;padding:34px 24px 28px;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.step i{position:absolute;top:-20px;left:24px;width:42px;height:42px;border-radius:12px;background:var(--grad);display:grid;place-items:center;font:900 1.1rem 'Orbitron',sans-serif;font-style:normal;box-shadow:0 8px 20px -6px rgba(240,36,90,.6)}
.step h3{font-size:1.4rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.95rem}

/* cta */
.cta{padding:110px 0;text-align:center;background:radial-gradient(ellipse at 20% 50%,rgba(43,220,192,.14),transparent 55%),radial-gradient(ellipse at 80% 50%,rgba(240,36,90,.16),transparent 55%),var(--bg2);border-top:1px solid var(--line)}
.cta__inner{display:flex;flex-direction:column;align-items:center;gap:18px}
.cta p{color:var(--muted);max-width:520px}

/* footer */
.footer{padding:44px 0;border-top:1px solid var(--line);background:#05060a}
.footer__inner{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}
.footer img{height:44px;width:auto}
.footer p{color:var(--muted);font-size:.82rem;max-width:620px}
.footer__links{display:flex;gap:22px;font:600 .95rem 'Rajdhani',sans-serif;letter-spacing:1px;text-transform:uppercase;color:var(--muted)}
.footer__links a:hover{color:var(--teal)}

.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,100px);padding:12px 24px;background:var(--card);border:1px solid var(--teal);border-radius:10px;opacity:0;transition:.35s;z-index:99}
.toast.show{transform:translate(-50%,0);opacity:1}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .about{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
  .roles,.steps{grid-template-columns:1fr 1fr}
  .stats__grid{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .nav__toggle{display:flex}
  .nav__links{position:fixed;inset:72px 0 auto;flex-direction:column;padding:24px;gap:20px;background:rgba(7,8,13,.97);border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .35s}
  .nav__links.open{transform:none}
  .nav.open{background:rgba(7,8,13,.97)}
}
@media(max-width:560px){
  .section{padding:80px 0}
  .cards,.roles,.steps{grid-template-columns:1fr}
  .rule p{padding-left:24px}
  .ip{flex-wrap:wrap;justify-content:center}
}
@media(prefers-reduced-motion:reduce){*:not(.aurora):not(.aurora i){animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ===== animated background ===== */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:var(--bg)}
.aurora i{position:absolute;width:60vmax;height:60vmax;border-radius:50%;filter:blur(90px);opacity:.42;will-change:transform}
.aurora i:nth-child(1){background:var(--teal);left:-15vmax;top:-15vmax;animation:drift1 18s ease-in-out infinite alternate}
.aurora i:nth-child(2){background:var(--pink);right:-18vmax;top:10vh;animation:drift2 22s ease-in-out infinite alternate}
.aurora i:nth-child(3){background:#6a2cff;left:20vw;bottom:-25vmax;opacity:.3;animation:drift3 26s ease-in-out infinite alternate}
.aurora i:nth-child(4){background:var(--red);left:-10vmax;bottom:-10vmax;opacity:.25;animation:drift4 20s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(70vw,40vh) scale(1.2)}}
@keyframes drift2{to{transform:translate(-65vw,55vh) scale(.85)}}
@keyframes drift3{to{transform:translate(45vw,-55vh) scale(1.25)}}
@keyframes drift4{to{transform:translate(60vw,-35vh) scale(.9)}}
.hero__glow{display:none}
/* biarkan background terlihat di semua section */
.stats,.section--alt{background:rgba(7,8,13,.55);backdrop-filter:blur(6px)}
.cta{background:rgba(7,8,13,.45)}
.footer{background:rgba(5,6,10,.8)}