/* =====================================================================
   Ryubing Emulator Website
   Design Seed: S02 Modern Dashboard
   Light control-room UI · white telemetry panels · indigo/cyan accents
   ===================================================================== */

:root{
  --ink:#0d1526;
  --panel:#111c33;
  --bg:#f5f8fd;
  --bg-2:#eef3fb;
  --surface:#ffffff;
  --line:#e2e9f5;
  --line-strong:#cfdaec;
  --text:#1a2540;
  --muted:#5c6a86;
  --faint:#687693;
  --prim:#4059dc;
  --prim-2:#7c5cff;
  --cyan:#087fa8;
  --cyan-bright:#06769f;
  --emer:#0fa968;
  --emer-soft:#e5f7ee;
  --amber:#d98a1a;
  --amber-soft:#fbf1de;
  --rose:#e5484d;
  --rose-soft:#fdecec;
  --grad:linear-gradient(135deg,var(--prim),var(--cyan-bright));
  --grad-soft:linear-gradient(135deg,#eef1ff,#e6fbff);
  --shadow-sm:0 1px 2px rgba(16,32,66,.06),0 1px 3px rgba(16,32,66,.04);
  --shadow:0 6px 20px -8px rgba(24,42,92,.18);
  --shadow-lg:0 24px 60px -20px rgba(24,42,92,.30);
  --r-sm:10px; --r:16px; --r-lg:22px; --r-pill:999px;
  --f-head:'Poppins',system-ui,Segoe UI,Arial,sans-serif;
  --f-body:'Poppins',system-ui,Segoe UI,Arial,sans-serif;
  --maxw:1140px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--f-body);color:var(--text);background:#fff;
  line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--f-head);line-height:1.18;margin:0;color:var(--text);letter-spacing:-.02em;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid var(--prim);outline-offset:3px;border-radius:6px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--tight{padding:60px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--prim);background:var(--grad-soft);
  border:1px solid var(--line);padding:6px 14px;border-radius:var(--r-pill);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad)}
.section-head{max-width:680px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin:16px 0 12px}
.section-head p{color:var(--muted);font-size:1.05rem}
.lead{font-size:1.12rem;color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--f-head);font-weight:600;font-size:.95rem;line-height:1;
  padding:14px 24px;border-radius:var(--r-pill);border:1px solid transparent;
  cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease;white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px rgba(79,107,255,.7)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(79,107,255,.8)}
.btn--ghost{background:var(--surface);color:var(--text);border-color:var(--line-strong);box-shadow:var(--shadow-sm)}
.btn--ghost:hover{transform:translateY(-2px);border-color:var(--prim);color:var(--prim)}
.btn--light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.25)}
.btn--light:hover{background:rgba(255,255,255,.2)}
.btn--sm{padding:11px 18px;font-size:.86rem}
.btn--block{width:100%}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(245,248,253,.82);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease,background .2s ease}
.site-header.scrolled{box-shadow:0 6px 24px -14px rgba(24,42,92,.28);border-color:var(--line);background:rgba(245,248,253,.94)}
.nav{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:700;font-size:1.15rem}
.brand img{height:34px;width:auto}
.brand .tag{font-size:.6rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--prim);background:var(--grad-soft);border:1px solid var(--line);padding:3px 7px;border-radius:var(--r-pill)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 13px;border-radius:var(--r-sm);font-size:.92rem;font-weight:500;color:var(--muted);transition:color .15s,background .15s}
.nav-links a:hover{color:var(--text);background:var(--bg-2)}
.nav-links a.active{color:var(--prim);background:var(--grad-soft)}
.nav-cta{margin-left:6px}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line-strong);background:var(--surface);border-radius:var(--r-sm);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{width:20px;height:2px;background:var(--text);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Independent banner ---------- */
.indie-strip{background:var(--ink);color:#c6d3ee;font-size:.8rem;text-align:center;padding:8px 16px;letter-spacing:.01em}
.indie-strip b{color:#fff;font-weight:600}

/* ---------- Hero (dashboard split) ---------- */
.hero{position:relative;padding:56px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(680px 320px at 82% 8%,rgba(79,107,255,.12),transparent 60%),
  radial-gradient(560px 300px at 6% 90%,rgba(34,211,238,.10),transparent 60%);z-index:0}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr 1.1fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.8vw,3.35rem);font-weight:800;margin:20px 0 18px}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.12rem;color:var(--muted);max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:500;color:var(--muted);background:var(--surface);border:1px solid var(--line);padding:8px 13px;border-radius:var(--r-pill);box-shadow:var(--shadow-sm)}
.chip .dot{width:8px;height:8px;border-radius:50%}
.dot--emer{background:var(--emer)}.dot--prim{background:var(--prim)}.dot--cyan{background:var(--cyan-bright)}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--r-lg);box-shadow:var(--shadow-lg)}
.float-label{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:11px 14px;display:flex;align-items:center;gap:10px;font-size:.82rem;font-weight:600}
.float-label small{display:block;font-size:.66rem;font-weight:500;color:var(--faint);letter-spacing:.04em;text-transform:uppercase}
.float-label .ic{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;flex:none}
.fl-1{top:-16px;left:-18px}
.fl-2{bottom:24px;right:-16px}
@media(max-width:520px){.fl-1,.fl-2{display:none}}

/* ---------- Stat rail ---------- */
.statrail{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow-sm)}
.stat .num{font-family:var(--f-head);font-weight:800;font-size:1.7rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{font-size:.82rem;color:var(--muted);margin-top:4px}

/* ---------- Panels / cards ---------- */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-sm);padding:26px}
.panel-head{display:flex;align-items:center;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);border-bottom:1px dashed var(--line-strong);padding-bottom:14px;margin-bottom:18px}
.panel-head .pill{margin-left:auto;font-size:.68rem;padding:3px 9px;border-radius:var(--r-pill);background:var(--emer-soft);color:var(--emer);letter-spacing:.02em;text-transform:none}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.about-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:44px}

.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s,border-color .18s;position:relative}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.feature .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--grad-soft);color:var(--prim);margin-bottom:16px}
.feature .ic svg{width:24px;height:24px}
.feature h3{font-size:1.08rem;margin-bottom:8px}
.feature p{font-size:.94rem;color:var(--muted)}
.feature .tagnum{position:absolute;top:18px;right:20px;font-size:.72rem;font-weight:700;color:var(--line-strong)}

/* ---------- How it works (numbered dashboard steps) ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:st}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:st;content:counter(st,decimal-leading-zero);font-family:var(--f-head);font-weight:800;font-size:1.5rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{font-size:1rem;margin:12px 0 6px}
.step p{font-size:.9rem;color:var(--muted)}
.step .bar{height:4px;border-radius:4px;background:var(--line);margin-top:16px;overflow:hidden}
.step .bar i{display:block;height:100%;background:var(--grad);border-radius:4px}

/* ---------- Compatibility table ---------- */
.compat{overflow:hidden;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}
.compat table{width:100%;border-collapse:collapse;font-size:.92rem}
.compat th,.compat td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line)}
.compat thead th{background:var(--bg-2);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);font-weight:600}
.compat tbody tr:last-child td{border-bottom:none}
.compat tbody tr:hover{background:var(--bg)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:600;padding:4px 11px;border-radius:var(--r-pill)}
.badge--ok{background:var(--emer-soft);color:var(--emer)}
.badge--warn{background:var(--amber-soft);color:var(--amber)}
.badge--info{background:var(--grad-soft);color:var(--prim)}

/* ---------- Use cases ---------- */
.usecase{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow-sm)}
.usecase .ic{width:44px;height:44px;flex:none;border-radius:12px;display:grid;place-items:center;background:var(--ink);color:#fff}
.usecase .ic svg{width:22px;height:22px}
.usecase h3{font-size:1.02rem;margin-bottom:6px}
.usecase p{font-size:.92rem;color:var(--muted)}

/* ---------- Install ---------- */
.install-grid{grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.install-list{counter-reset:ins}
.install-list li{position:relative;padding:0 0 22px 58px;border-left:2px solid var(--line);margin-left:20px}
.install-list li:last-child{border-left-color:transparent;padding-bottom:0}
.install-list li::before{counter-increment:ins;content:counter(ins);position:absolute;left:-20px;top:-4px;width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:var(--f-head);font-weight:700;box-shadow:0 6px 16px -6px rgba(79,107,255,.6)}
.install-list h3{font-size:1.02rem;margin-bottom:4px}
.install-list p{font-size:.92rem;color:var(--muted)}
.code-card{background:var(--ink);border-radius:var(--r);padding:22px;color:#cdd9f2;font-family:'SFMono-Regular',Consolas,monospace;font-size:.85rem;box-shadow:var(--shadow)}
.code-card .cc-head{display:flex;gap:7px;margin-bottom:16px}
.code-card .cc-head i{width:11px;height:11px;border-radius:50%}
.code-card .cmt{color:#7f8fb5}
.code-card .k{color:var(--cyan-bright)}

/* ---------- Download ---------- */
.download{position:relative;overflow:hidden}
.download-card{background:var(--ink);border-radius:var(--r-lg);padding:44px;color:#e6edfb;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.download-card::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 260px at 88% -10%,rgba(79,107,255,.4),transparent 60%),radial-gradient(460px 240px at 6% 120%,rgba(34,211,238,.28),transparent 60%)}
.download-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.download h2{color:#fff;font-size:clamp(1.7rem,3.2vw,2.4rem)}
.download p{color:#b9c6e6;margin:14px 0 26px}
.dl-btns{display:flex;flex-wrap:wrap;gap:14px}
.dl-note{margin-top:18px;font-size:.82rem;color:#8fa0c6;display:flex;align-items:flex-start;gap:8px}
.dl-note svg{width:16px;height:16px;flex:none;margin-top:2px;color:var(--cyan-bright)}
.dl-source{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r);padding:22px}
.dl-source h3{color:#fff;font-size:.9rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px;color:#9fb0d6;font-weight:600}
.dl-source a{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--r-sm);background:rgba(255,255,255,.05);margin-bottom:10px;transition:background .15s}
.dl-source a:last-child{margin-bottom:0}
.dl-source a:hover{background:rgba(255,255,255,.12)}
.dl-source .ic{width:32px;height:32px;border-radius:9px;background:var(--grad);display:grid;place-items:center;color:#fff;flex:none}
.dl-source .ic svg{width:16px;height:16px}
.dl-source b{color:#fff;font-size:.9rem;display:block}
.dl-source small{color:#8fa0c6;font-size:.76rem}

/* ---------- Safety notice ---------- */
.notice{background:var(--amber-soft);border:1px solid #f0dcb4;border-radius:var(--r);padding:26px;display:flex;gap:18px;align-items:flex-start}
.notice .ic{width:44px;height:44px;flex:none;border-radius:12px;background:#fff;border:1px solid #f0dcb4;display:grid;place-items:center;color:var(--amber)}
.notice h3{font-size:1.1rem;margin-bottom:8px}
.notice p{color:#7a5e26;font-size:.94rem;margin-bottom:8px}
.notice p:last-child{margin-bottom:0}

/* ---------- Pros & cons ---------- */
.pc-grid{grid-template-columns:1fr 1fr;gap:22px}
.pc{border-radius:var(--r);padding:26px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}
.pc h3{display:flex;align-items:center;gap:10px;font-size:1.05rem;margin-bottom:16px}
.pc h3 .ic{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;color:#fff}
.pc--pro h3 .ic{background:var(--emer)}
.pc--con h3 .ic{background:var(--amber)}
.pc li{display:flex;gap:10px;padding:8px 0;font-size:.93rem;color:var(--muted);border-bottom:1px dashed var(--line)}
.pc li:last-child{border-bottom:none}
.pc li svg{width:18px;height:18px;flex:none;margin-top:2px}
.pc--pro li svg{color:var(--emer)}.pc--con li svg{color:var(--amber)}

/* ---------- Release info ---------- */
.release{grid-template-columns:repeat(3,1fr);gap:18px}
.release .panel .big{font-family:var(--f-head);font-weight:800;font-size:1.4rem;color:var(--text);margin:6px 0}
.release .panel p{font-size:.9rem;color:var(--muted)}
.channel{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line)}
.channel:last-child{border-bottom:none}
.channel b{font-size:.92rem}
.channel small{color:var(--faint);font-size:.78rem}

/* ---------- Troubleshooting ---------- */
.trouble{grid-template-columns:1fr 1fr;gap:18px}
.trouble .panel h3{font-size:1rem;display:flex;gap:10px;align-items:center;margin-bottom:8px}
.trouble .panel h3 .tg{width:26px;height:26px;border-radius:8px;background:var(--rose-soft);color:var(--rose);display:grid;place-items:center;flex:none}
.trouble .panel h3 .tg svg{width:15px;height:15px}
.trouble .panel p{font-size:.92rem;color:var(--muted)}
.trouble .panel p b{color:var(--text)}

/* ---------- Guides preview ---------- */
.guide-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s;display:flex;flex-direction:column}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.guide-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.guide-card .thumb img{width:100%;height:100%;object-fit:cover}
.guide-card .body{padding:20px;display:flex;flex-direction:column;flex:1}
.guide-card .cat{font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--prim)}
.guide-card h3{font-size:1.04rem;margin:8px 0 8px}
.guide-card p{font-size:.9rem;color:var(--muted);flex:1}
.guide-card .more{margin-top:14px;font-size:.86rem;font-weight:600;color:var(--prim);display:inline-flex;align-items:center;gap:6px}

/* ---------- FAQ ---------- */
.faq-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;justify-content:center}
.faq-tab{padding:10px 20px;border-radius:var(--r-pill);border:1px solid var(--line-strong);background:var(--surface);font-family:var(--f-head);font-weight:600;font-size:.9rem;color:var(--muted);cursor:pointer;transition:.15s;box-shadow:var(--shadow-sm)}
.faq-tab.active{background:var(--grad);color:#fff;border-color:transparent}
.faq-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;align-items:start}
.faq-panel{display:none}
.faq-panel.active{display:grid;grid-template-columns:1fr 1fr;gap:16px 24px;align-items:start}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);box-shadow:var(--shadow-sm);overflow:hidden;align-self:start}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:18px 20px;font-family:var(--f-head);font-weight:600;font-size:.96rem;color:var(--text);display:flex;align-items:center;gap:14px}
.faq-q .qi{margin-left:auto;width:26px;height:26px;flex:none;border-radius:8px;background:var(--grad-soft);color:var(--prim);display:grid;place-items:center;transition:transform .25s}
.faq-q .qi svg{width:16px;height:16px}
.faq-item.open .faq-q .qi{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 20px 18px;color:var(--muted);font-size:.93rem}

/* ---------- CTA banner ---------- */
.ctaband{background:var(--grad);border-radius:var(--r-lg);padding:40px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;box-shadow:var(--shadow-lg)}
.ctaband h2{color:#fff;font-size:1.6rem}
.ctaband p{color:rgba(255,255,255,.88);margin-top:6px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#aebbd8;padding:56px 0 26px;margin-top:20px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:36px;border-bottom:1px solid #223054}
.footer-brand img{height:32px;margin-bottom:16px}
.footer-brand p{font-size:.9rem;color:#8ea0c4;max-width:320px}
.footer-brand .disc{margin-top:14px;font-size:.78rem;color:#6f80a6;border-left:2px solid var(--prim);padding-left:12px}
.footer-col h4{color:#fff;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px}
.footer-col a,.footer-col span{display:block;font-size:.9rem;color:#9fb0d2;padding:6px 0;transition:color .15s}
.footer-col a:hover{color:#fff}
.footer-col .plain{color:#8ea0c4}
.footer-bottom{padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:.82rem;color:#7889ad}
.footer-bottom a{color:#aebbd8}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{background:var(--ink);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 260px at 85% 0,rgba(79,107,255,.35),transparent 60%),radial-gradient(420px 220px at 5% 120%,rgba(34,211,238,.22),transparent 60%)}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:14px 0 10px;color:#fff}
.page-hero p{color:#b9c6e6;max-width:640px}
.crumbs{font-size:.84rem;color:#8fa0c6}
.crumbs a{color:#cfdaf2}.crumbs a:hover{color:#fff}

/* ---------- Article ---------- */
.article-wrap{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:start}
.article{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:36px;box-shadow:var(--shadow-sm)}
.article .feat{border-radius:var(--r);overflow:hidden;margin-bottom:26px}
.article h1{font-size:clamp(1.6rem,3.4vw,2.2rem);margin-bottom:14px}
.article h2{font-size:1.4rem;margin:32px 0 12px}
.article h3{font-size:1.12rem;margin:24px 0 8px}
.article p{color:var(--muted);margin-bottom:14px}
.article ul.bul{margin:0 0 16px;padding-left:0}
.article ul.bul li{position:relative;padding-left:26px;margin-bottom:9px;color:var(--muted)}
.article ul.bul li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;background:var(--grad)}
.article .meta{font-size:.84rem;color:var(--faint);margin-bottom:18px;display:flex;gap:14px;flex-wrap:wrap}
.article .callout{background:var(--grad-soft);border:1px solid var(--line);border-left:4px solid var(--prim);border-radius:var(--r-sm);padding:16px 18px;margin:18px 0;font-size:.94rem;color:var(--text)}
.article a.inline{color:var(--prim);font-weight:500;text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:3px}
.sidebar .panel{margin-bottom:20px}
.sidebar h4{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.sidebar a.rel{display:block;padding:10px 0;border-bottom:1px dashed var(--line);font-size:.92rem;color:var(--text);font-weight:500}
.sidebar a.rel:last-child{border-bottom:none}
.sidebar a.rel:hover{color:var(--prim)}

/* ---------- Blog listing ---------- */
.blog-grid{grid-template-columns:repeat(3,1fr);gap:26px}

/* ---------- Legal / content pages ---------- */
.doc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:40px;box-shadow:var(--shadow-sm);max-width:860px;margin:0 auto}
.doc h2{font-size:1.3rem;margin:28px 0 10px}
.doc h2:first-child{margin-top:0}
.doc p{color:var(--muted);margin-bottom:14px}
.doc ul.bul{padding-left:0;margin-bottom:16px}
.doc ul.bul li{position:relative;padding-left:24px;margin-bottom:8px;color:var(--muted)}
.doc ul.bul li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--prim)}
.doc .plain-mail{font-weight:600;color:var(--text)}

/* contact tiles */
.contact-grid{grid-template-columns:repeat(3,1fr);gap:22px}
.contact-tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow-sm);text-align:center}
.contact-tile .ic{width:52px;height:52px;border-radius:14px;background:var(--grad-soft);color:var(--prim);display:grid;place-items:center;margin:0 auto 16px}
.contact-tile h3{font-size:1.05rem;margin-bottom:6px}
.contact-tile p,.contact-tile span{font-size:.92rem;color:var(--muted)}
.contact-tile .plain-mail{font-weight:600;color:var(--text);margin-top:6px;display:block}

/* ---------- Scroll to top ---------- */
.to-top{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;background:var(--grad);color:#fff;border:none;cursor:pointer;display:grid;place-items:center;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(12px);transition:.25s;z-index:70}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top svg{width:22px;height:22px}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:-1;max-width:560px}
  .grid-4,.steps,.release{grid-template-columns:repeat(2,1fr)}
  .about-grid,.install-grid,.download-inner,.article-wrap{grid-template-columns:1fr;gap:30px}
  .article-wrap .sidebar{order:2}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .nav.mobile-open .nav-links{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--surface);border-bottom:1px solid var(--line);padding:14px;gap:4px;box-shadow:var(--shadow)}
  .nav.mobile-open .nav-links a{padding:13px}
  .nav.mobile-open .nav-cta{display:block;margin:6px 14px 14px}
  .nav.mobile-open .nav-cta .btn{width:100%}
  .section{padding:56px 0}
  .grid-2,.grid-3,.grid-4,.steps,.release,.trouble,.pc-grid,.contact-grid,.blog-grid,.compat table thead{grid-template-columns:1fr}
  .faq-panel.active,.faq-cols{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .download-card,.doc,.article{padding:26px}
  .ctaband{flex-direction:column;align-items:flex-start}
}
@media(max-width:480px){
  .statrail{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- Skip link ---------- */
.skip-link{position:absolute;left:-999px;top:8px;z-index:200;background:var(--prim);color:#fff;padding:10px 18px;border-radius:var(--r-pill);font-weight:600;font-size:.9rem}
.skip-link:focus{left:16px}


/* =====================================================================
   Final production overrides
   ===================================================================== */
section[id], span[id]{scroll-margin-top:104px}
.site-header{background:rgba(255,255,255,.94);border-bottom-color:var(--line)}
.site-header.scrolled{background:rgba(255,255,255,.98)}
.nav{height:82px;position:relative}
.brand{gap:11px;min-width:max-content}
.brand-mark{width:46px!important;height:46px!important;object-fit:cover;border-radius:12px;box-shadow:0 5px 14px rgba(13,21,38,.2)}
.brand-text{font-size:1.2rem;font-weight:800;color:var(--text);letter-spacing:-.02em}
.brand .tag,.indie-strip{display:none!important}
.hero{background:var(--bg);padding-top:62px}
.hero-copy{order:1}.hero-visual{order:2}
.compat{overflow-x:auto;-webkit-overflow-scrolling:touch}
.compat table{min-width:720px}
.footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:16px;color:#fff;font-size:1.25rem;font-weight:800}
.footer-logo img{width:48px;height:48px;object-fit:cover;border-radius:12px;margin:0;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.footer-logo span{color:#fff}
.footer-brand>img{display:none}
.footer-brand p{max-width:350px}
.reveal{opacity:1;transform:none}
.reveal.reveal-prep{opacity:0;transform:translateY(22px)}
.reveal.reveal-prep.in{opacity:1;transform:none}
.article .feat img{width:100%;aspect-ratio:16/9;object-fit:cover}
.page-hero p{font-size:1rem;line-height:1.75}
.mobile-download{display:none}
.nav-toggle:focus-visible{outline:3px solid var(--prim);outline-offset:3px}
@media(max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .hero-copy{order:1}
  .hero-visual{order:2;max-width:620px;width:100%;margin:0 auto}
}
@media(max-width:760px){
  .nav{height:76px}
  .brand-mark{width:42px!important;height:42px!important}
  .brand-text{font-size:1.08rem}
  .nav.mobile-open .nav-links{top:100%;z-index:80;border:1px solid var(--line);border-radius:0 0 16px 16px;padding-bottom:14px}
  .nav-cta{display:none!important}
  .nav.mobile-open .mobile-download{display:block;margin-top:6px}
  .nav.mobile-open .mobile-download .btn{width:100%;color:#fff;background:var(--grad)}
  .hero{padding:44px 0 54px}
  .hero h1{font-size:clamp(2rem,10vw,2.65rem)}
  .hero p{font-size:1rem}
  .hero-cta .btn{width:100%}
  .download-card{padding:26px 20px}
  .dl-btns .btn{width:100%}
  .compat table{min-width:680px}
  .page-hero{padding:44px 0}
}
@media(max-width:480px){
  .wrap{padding:0 18px}
  .nav{gap:12px}
  .brand-text{font-size:1rem}
  .footer-top{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){.reveal.reveal-prep{opacity:1;transform:none}}