/* ===== Sumo38 Landing — gelap elegan, emas & merah ===== */
:root{
    --bg:#0c0a0a;
    --bg-soft:#15100f;
    --panel:#1a1313;
    --line:rgba(212,175,55,.18);
    --ink:#f3ece0;
    --muted:#b6a78f;
    --gold:#d4af37;
    --gold-2:#f5d77e;
    --gold-d:#a8842a;
    --red:#c1121f;
    --red-2:#e63946;
    --grad:linear-gradient(100deg,var(--gold-2),var(--gold) 40%,var(--red) 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body.landing{
    font-family:'Poppins',system-ui,sans-serif;
    background:radial-gradient(1200px 600px at 50% -10%,#241412 0%,var(--bg) 55%);
    color:var(--ink);line-height:1.65;overflow-x:hidden;
}
.container{width:min(1120px,92vw);margin:0 auto}
.container.narrow{max-width:760px}
.center{text-align:center}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Logo ---------- */
.logo-mark{
    font-family:'Cinzel',serif;font-weight:800;letter-spacing:1px;font-size:1.5rem;
    background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Tombol ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;justify-content:center;
    padding:.8rem 1.5rem;border-radius:999px;font-weight:600;text-decoration:none;
    border:1px solid transparent;cursor:pointer;transition:.25s;font-size:.98rem}
.btn-sm{padding:.5rem 1.05rem;font-size:.85rem}
.btn-lg{padding:1rem 2rem;font-size:1.05rem}
.btn-gold{background:var(--grad);color:#1a0d05;box-shadow:0 8px 30px rgba(212,175,55,.28)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(212,175,55,.45)}
.btn-outline{border-color:var(--gold);color:var(--gold-2);background:rgba(212,175,55,.05)}
.btn-outline:hover{background:rgba(212,175,55,.12)}

/* ---------- Navbar ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
    background:rgba(12,10,10,.78);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:.9rem 0}
.nav-links{display:flex;align-items:center;gap:1.6rem}
.nav-links a{color:var(--muted);text-decoration:none;font-size:.95rem;transition:.2s}
.nav-links a:hover{color:var(--gold-2)}
.nav-links .btn{color:#1a0d05}

/* ---------- Hero ---------- */
.hero{position:relative;padding:5.5rem 0 5rem;overflow:hidden}
.hero-inner{position:relative;z-index:2;text-align:center;max-width:820px;margin:0 auto}
.eyebrow{display:inline-block;color:var(--gold-2);letter-spacing:3px;font-size:.78rem;
    text-transform:uppercase;margin-bottom:1.2rem;opacity:.9}
.hero h1{font-family:'Cinzel',serif;font-size:clamp(2.1rem,5vw,3.6rem);line-height:1.15;font-weight:800;
    text-shadow:0 4px 30px rgba(193,18,31,.25)}
.hero-sub{color:var(--muted);font-size:clamp(1rem,2.2vw,1.2rem);margin:1.4rem auto 2rem;max-width:640px}
.hero-sub strong{color:var(--gold-2)}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.trust{display:flex;gap:1.6rem;justify-content:center;flex-wrap:wrap;margin-top:2.2rem;color:var(--muted);font-size:.9rem}
.trust span{color:var(--gold-2)}

/* cahaya latar */
.glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;z-index:1}
.glow-1{width:420px;height:420px;background:rgba(193,18,31,.45);top:-120px;left:-80px}
.glow-2{width:480px;height:480px;background:rgba(212,175,55,.28);bottom:-160px;right:-100px}

/* kartu dekorasi */
.cards-deco{position:absolute;inset:0;z-index:1;pointer-events:none}
.pcard{position:absolute;width:78px;height:108px;border-radius:12px;background:#fdf6e3;
    color:#1a0d05;font-family:'Cinzel',serif;font-weight:800;font-size:1.5rem;
    display:flex;align-items:center;justify-content:center;box-shadow:0 18px 40px rgba(0,0,0,.5);
    border:2px solid var(--gold)}
.pcard.red{color:var(--red)}
.pcard:nth-child(1){top:18%;left:8%;transform:rotate(-16deg)}
.pcard:nth-child(2){bottom:14%;left:14%;transform:rotate(10deg)}
.pcard:nth-child(3){top:26%;right:9%;transform:rotate(14deg)}
@media(max-width:760px){.cards-deco{display:none}}

/* ---------- Section umum ---------- */
.section{padding:4.5rem 0}
.section.alt{background:linear-gradient(180deg,transparent,var(--bg-soft) 50%,transparent)}
.section-title{font-family:'Cinzel',serif;text-align:center;font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:2.6rem}

/* fitur */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.3rem}
.feat{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.8rem 1.5rem;
    transition:.25s}
.feat:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:0 16px 40px rgba(0,0,0,.4)}
.feat-ico{font-size:2.2rem;margin-bottom:.7rem}
.feat h3{font-size:1.15rem;margin-bottom:.4rem;color:var(--gold-2)}
.feat p{color:var(--muted);font-size:.95rem}

/* langkah */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.3rem;margin-bottom:2.6rem}
.step{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:2rem 1.6rem 1.6rem}
.step .num{position:absolute;top:-22px;left:1.6rem;width:46px;height:46px;border-radius:50%;
    background:var(--grad);color:#1a0d05;font-weight:800;font-size:1.3rem;
    display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(212,175,55,.35)}
.step h3{margin:.6rem 0 .4rem;color:var(--gold-2);font-size:1.1rem}
.step p{color:var(--muted);font-size:.95rem}

/* FAQ */
.faq{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.3rem;margin-bottom:.9rem}
.faq summary{cursor:pointer;font-weight:600;color:var(--gold-2);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:'+';font-size:1.4rem;color:var(--gold)}
.faq[open] summary::after{content:'–'}
.faq p{color:var(--muted);margin-top:.8rem;font-size:.95rem}

/* CTA akhir */
.cta-final{padding:5rem 0;background:
    radial-gradient(600px 300px at 50% 120%,rgba(193,18,31,.35),transparent),
    linear-gradient(180deg,var(--bg-soft),var(--bg))}
.cta-final h2{font-family:'Cinzel',serif;font-size:clamp(1.7rem,4vw,2.6rem);margin-bottom:.7rem}
.cta-final p{color:var(--muted);margin-bottom:1.8rem}

/* footer */
.footer{border-top:1px solid var(--line);padding:2.2rem 0;background:var(--bg)}
.footer-inner{text-align:center}
.footer p{color:var(--muted);font-size:.88rem;margin-top:.5rem}

/* halaman error */
.error-page{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:1.5rem;
    font-family:'Poppins',sans-serif}
.error-box{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:3rem 2.5rem;max-width:440px}
.error-box h1{font-family:'Cinzel',serif;margin:1rem 0 .6rem;color:var(--gold-2)}
.error-box p{color:var(--muted);margin-bottom:1.6rem}