/* ===== OPPLEXTV APK PAGE — crimson theme (matches Opplex brand) ===== */
:root{--oa-accent:#e11d48;--oa-accent2:#f43f5e;--oa-deep:#be123c;--oa-ink:#0f172a;--oa-muted:#5b6478;--oa-glow:rgba(225,29,72,.4)}

/* HERO */
.oa-hero{position:relative;overflow:hidden;padding:140px 0 70px;
  background:radial-gradient(1000px 500px at 12% -10%,#7f1d1d 0%,transparent 60%),
             radial-gradient(900px 600px at 100% 10%,#831843 0%,transparent 55%),
             linear-gradient(135deg,#0b0508 0%,#1a0a10 55%,#241016 100%)}
.oa-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(600px 320px at 80% 90%,rgba(244,63,94,.18),transparent 70%);pointer-events:none}
.oa-hero-txt{position:relative;z-index:2}
.oa-tag{display:inline-flex;align-items:center;gap:7px;background:rgba(225,29,72,.16);border:1px solid rgba(244,63,94,.4);color:#fda4af;font-weight:600;font-size:.82rem;padding:7px 16px;border-radius:30px;margin-bottom:20px}
.oa-hero-txt h1{color:#fff;font-weight:800;font-size:2.5rem;line-height:1.15;letter-spacing:-.5px;margin-bottom:18px}
.oa-hero-txt h1 span{background:linear-gradient(90deg,#fb7185,#fda4af);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.oa-hero-txt>p{color:#d8c9cd;line-height:1.75;max-width:560px;margin-bottom:24px}
.oa-hero-txt p strong{color:#fff}
.oa-dl-btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.oa-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:11px;font-weight:700;font-size:.95rem;text-decoration:none;transition:transform .2s,box-shadow .2s}
.oa-btn:hover{transform:translateY(-3px)}
.oa-btn-main{background:linear-gradient(135deg,#e11d48,#be123c);color:#fff!important;box-shadow:0 10px 26px var(--oa-glow)}
.oa-btn-ghost{background:rgba(255,255,255,.08);color:#fff!important;border:1px solid rgba(255,255,255,.22)}
.oa-sub{font-size:.85rem;color:#c9bfb7;margin:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.oa-sub i{color:#4ade80}
.oa-hero-img{text-align:center;position:relative;z-index:2}
.oa-hero-img img{max-width:100%;height:auto;border-radius:16px;filter:drop-shadow(0 26px 55px rgba(0,0,0,.45))}

/* SECTIONS */
.oa-sec{padding:70px 0}
.oa-bg{background:#fbf5f6}
.section-title h3{color:var(--oa-accent)!important;text-transform:uppercase;letter-spacing:1.5px;font-weight:700;font-size:.9rem;text-align:center}
.section-title h2{color:var(--oa-ink);font-weight:800;text-align:center;margin-top:6px;margin-bottom:14px}
.section-title p{color:var(--oa-muted);text-align:center;max-width:780px;margin:0 auto 30px;line-height:1.7}

/* FEATURES */
.oa-feat{background:#fff;border:1px solid #eef1f7;border-radius:16px;padding:28px 24px;height:100%;margin-bottom:24px;transition:transform .25s,box-shadow .25s}
.oa-feat:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(190,18,60,.1)}
.oa-feat i{display:inline-flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:14px;font-size:1.5rem;color:#fff;margin-bottom:16px;background:linear-gradient(135deg,#e11d48,#be123c)}
.oa-feat h3{color:var(--oa-ink);font-weight:700;font-size:1.15rem;margin-bottom:9px}
.oa-feat p{color:var(--oa-muted);line-height:1.65;margin:0;font-size:.95rem}

/* DEVICES */
.oa-dev-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.oa-dev-row span{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid #f1e0e4;border-radius:12px;padding:15px 24px;font-weight:600;color:#334;transition:transform .2s,box-shadow .2s}
.oa-dev-row span:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(190,18,60,.1)}
.oa-dev-row i{font-size:1.35rem;color:var(--oa-accent)}
.oa-note{text-align:center;margin-top:18px;color:#7a8a84;font-size:.9rem}

/* STEPS */
.oa-step{position:relative;background:#fff;border:1px solid #f1e6e8;border-radius:16px;padding:34px 22px 24px;height:100%;margin-bottom:26px;transition:transform .25s,box-shadow .25s}
.oa-step:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(190,18,60,.12)}
.oa-step span{position:absolute;top:-18px;left:22px;width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e11d48,#be123c);color:#fff;font-weight:800;font-size:1.2rem;box-shadow:0 10px 22px var(--oa-glow)}
.oa-step h4{color:var(--oa-ink);font-weight:700;font-size:1.05rem;margin:12px 0 8px}
.oa-step p{color:var(--oa-muted);line-height:1.6;margin:0;font-size:.93rem}

/* CTA */
.oa-cta{position:relative;overflow:hidden;text-align:center;border-radius:20px;padding:52px 30px;color:#fff;
  background:radial-gradient(600px 300px at 10% 0%,#be123c,transparent 60%),linear-gradient(135deg,#e11d48,#831843)}
.oa-cta h2{color:#fff;font-weight:800;margin-bottom:12px}
.oa-cta p{color:rgba(255,255,255,.92);max-width:640px;margin:0 auto 24px;line-height:1.7}
.oa-cta-btn{display:inline-block;background:#fff;color:var(--oa-deep);padding:15px 38px;border-radius:12px;font-weight:800;text-decoration:none;transition:transform .2s,box-shadow .2s}
.oa-cta-btn:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(0,0,0,.22)}

/* FAQ */
.oa-faq{max-width:820px;margin:0 auto}
.oa-faq details{border:1px solid #f0e2e5;border-radius:12px;margin-bottom:12px;background:#fff;transition:box-shadow .2s}
.oa-faq details[open]{box-shadow:0 12px 30px rgba(190,18,60,.08)}
.oa-faq summary{cursor:pointer;padding:17px 22px;font-weight:600;list-style:none;position:relative;padding-right:46px;color:var(--oa-ink)}
.oa-faq summary::-webkit-details-marker{display:none}
.oa-faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--oa-accent);line-height:1}
.oa-faq details[open] summary::after{content:"\2212"}
.oa-faq details p{padding:0 22px 18px;margin:0;color:var(--oa-muted);line-height:1.65}

@media(max-width:768px){.oa-hero-txt h1{font-size:2rem}.oa-hero-img{margin-top:36px}}