/* =========================================================
   App 4 · v2 "Liquid Glass Studio" — shell & refinement layer.
   Loaded AFTER base.css + figma-glass.css. v1 does not load this file.
   ========================================================= */
:root{
  --v2-bg:#0B0C0F; --v2-bg-2:#101116; --v2-panel:rgba(255,255,255,.035); --v2-panel-2:rgba(255,255,255,.06);
  --v2-line:rgba(255,255,255,.08); --v2-line-2:rgba(255,255,255,.14);
  --v2-t1:#F5F6F8; --v2-t2:rgba(235,237,245,.66); --v2-t3:rgba(235,237,245,.42);
  --v2-accent:#0A84FF; --v2-accent-2:#64D2FF; --v2-ok:#30D158; --v2-warn:#FF9F0A;
  --v2-r:22px; --v2-side:272px;
  --v2-font:-apple-system,BlinkMacSystemFont,'SF Pro Text','Inter Tight',system-ui,sans-serif;
  --v2-mono:ui-monospace,'SF Mono',Menlo,monospace;
}
html{background:var(--v2-bg)}
body{background:var(--v2-bg);color:var(--v2-t1);font-family:var(--v2-font)}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:radial-gradient(1100px 600px at 70% -200px,rgba(10,132,255,.13),transparent 60%),radial-gradient(900px 500px at 10% 110%,rgba(191,90,242,.08),transparent 60%)}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask:radial-gradient(ellipse at 50% 0,#000 20%,transparent 70%);mask:radial-gradient(ellipse at 50% 0,#000 20%,transparent 70%)}
.launcher-back{display:none}
:focus-visible{outline:2px solid var(--v2-accent);outline-offset:3px;border-radius:8px}
kbd{font:600 10.5px var(--v2-mono);padding:2px 6px;border-radius:6px;background:rgba(255,255,255,.08);border:1px solid var(--v2-line);color:var(--v2-t2)}

/* ---- layout ---- */
.v2{position:relative;z-index:1;min-height:100vh}
.v2-main{margin-inline-start:var(--v2-side);padding:28px 28px 80px;min-width:0}
.v2-z{width:1100px;margin:0 auto}

/* ---- sidebar ---- */
.v2-side{position:fixed;inset:0 auto 0 0;width:var(--v2-side);z-index:30;display:flex;flex-direction:column;gap:14px;padding:18px 14px 16px;
  background:linear-gradient(180deg,rgba(18,19,24,.86),rgba(12,13,17,.92));-webkit-backdrop-filter:blur(24px) saturate(1.6);backdrop-filter:blur(24px) saturate(1.6);border-inline-end:1px solid var(--v2-line)}
.v2-brand{display:flex;align-items:center;gap:10px;padding:2px 4px}
.v2-brand b{display:block;font-size:15px;letter-spacing:-.2px}
.v2-brand small{font-size:11.5px;color:var(--v2-t3)}.v2-brand em{font-style:normal;color:var(--v2-accent-2);font-weight:700}
.v2-home{width:30px;height:30px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--v2-panel-2);border:1px solid var(--v2-line);color:var(--v2-t1)}
.v2-kbtn{display:flex;align-items:center;gap:8px;height:36px;padding:0 8px 0 12px;border-radius:11px;background:var(--v2-panel);border:1px solid var(--v2-line);color:var(--v2-t3);font-size:13px;text-align:start}
.v2-kbtn span{flex:1}.v2-kbtn:hover{border-color:var(--v2-line-2);color:var(--v2-t2)}
.v2-nav{flex:1;overflow:auto;scrollbar-width:none;margin:0 -4px;padding:0 4px}
.v2-nav::-webkit-scrollbar{display:none}
.v2-ng{margin-bottom:12px}
.v2-side h6{font-size:10.5px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;color:var(--v2-t3);margin:0 0 4px 10px}
.v2-nav a{position:relative;display:flex;align-items:center;gap:10px;height:34px;padding:0 10px;border-radius:9px;color:var(--v2-t2);text-decoration:none;font-size:13.5px;transition:background .15s,color .15s}
.v2-nav a:hover{background:var(--v2-panel);color:var(--v2-t1)}
.v2-nav a[aria-current]{background:rgba(10,132,255,.14);color:#fff}
.v2-nav a[aria-current]::before{content:"";position:absolute;inset-inline-start:-4px;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--v2-accent)}
.v2-nav a i{font-style:normal;font:600 10.5px var(--v2-mono);color:var(--v2-t3);width:18px}
.v2-nav a[aria-current] i{color:var(--v2-accent-2)}
.v2-nav a i.dot::before{content:"";display:block;width:5px;height:5px;border-radius:50%;background:currentColor;margin-inline-start:5px}
.v2-nav a span{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v2-nav a small{font-size:10.5px;color:var(--v2-t3);white-space:nowrap}
.v2-side-foot{border-top:1px solid var(--v2-line);padding-top:12px;display:flex;flex-direction:column;gap:6px}
.v2-tg{display:flex;align-items:center;justify-content:space-between;height:32px;padding:0 4px 0 10px;border-radius:9px;color:var(--v2-t2);font-size:12.5px}
.v2-tg:hover{background:var(--v2-panel)}
.v2-tg i{width:34px;height:20px;border-radius:10px;background:rgba(120,120,128,.36);position:relative;transition:background .25s}
.v2-tg i b{position:absolute;inset-inline-start:2px;top:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3);transition:transform .3s var(--spring)}
.v2-tg.on i{background:var(--v2-ok)}.v2-tg.on i b{transform:translateX(14px)}
.v2-ver{display:flex;padding:3px;border-radius:10px;background:var(--v2-panel);border:1px solid var(--v2-line);margin-top:4px}
.v2-ver a{flex:1;text-align:center;height:26px;line-height:26px;border-radius:7px;font-size:12px;font-weight:600;color:var(--v2-t2);text-decoration:none;cursor:pointer}
.v2-ver a[aria-current]{background:#fff;color:#111}
.v2-ver.inline{width:220px}
.v2-docs{display:flex;gap:4px;flex-wrap:wrap}
.v2-docs a{font:500 11px var(--v2-mono);color:var(--v2-t3);text-decoration:none;padding:3px 7px;border-radius:6px;border:1px solid var(--v2-line)}
.v2-docs a:hover{color:var(--v2-t1);border-color:var(--v2-line-2)}
.v2-mbar{display:none}

/* ---- buttons ---- */
.v2-btn{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:13px;font-size:14px;font-weight:600;text-decoration:none;color:var(--v2-t1);
  background:var(--v2-panel-2);border:1px solid var(--v2-line-2);transition:transform .15s,background .2s,border-color .2s;white-space:nowrap}
.v2-btn:hover{background:rgba(255,255,255,.1)}
.v2-btn:active{transform:scale(.97)}
.v2-btn.pri{background:#fff;color:#0B0C0F;border-color:#fff}.v2-btn.pri:hover{background:#E9EAEE}
.v2-btn.ghost{background:transparent}
.v2-btn.sm{height:34px;padding:0 10px;border-radius:10px}
.v2-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.3px;color:var(--v2-t2)}
.v2-eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--v2-accent);box-shadow:0 0 0 4px rgba(10,132,255,.18)}

/* ---- hero ---- */
.v2-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;padding:36px 0 20px;min-height:560px}
.v2-hero h1{font-size:66px;line-height:1.02;letter-spacing:-2.4px;font-weight:700;margin:16px 0 0}
.v2-hero h1 span{background:linear-gradient(100deg,#fff 0%,#9FD6FF 45%,#C9A6FF 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.v2-hero p{font-size:17px;line-height:1.55;color:var(--v2-t2);max-width:500px;margin:18px 0 0;text-wrap:pretty}
.v2-cta{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.v2-stats{display:flex;gap:0;margin:34px 0 0;border:1px solid var(--v2-line);border-radius:16px;overflow:hidden;width:max-content;background:var(--v2-panel)}
.v2-stats div{padding:12px 22px;border-inline-end:1px solid var(--v2-line)}.v2-stats div:last-child{border:0}
.v2-stats dt{font-size:11.5px;color:var(--v2-t3)}.v2-stats dd{margin:2px 0 0;font-size:24px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.v2-hero-stage{position:relative;height:520px;border-radius:32px;overflow:hidden;background:#1b2a22 url(../assets/forest.jpg) 60% center/cover;
  box-shadow:0 0 0 1px var(--v2-line-2),0 40px 90px -20px rgba(0,0,0,.7)}
.v2-hero-stage::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.25));pointer-events:none}
.v2-hero-stage>div{position:absolute;inset:0;z-index:1}
.v2-hero-card{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;padding:24px}
.v2-hero-chip{height:32px;padding:0 14px;display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;align-self:flex-start}
.v2-live{width:7px;height:7px;border-radius:50%;background:#30D158;box-shadow:0 0 0 0 rgba(48,209,88,.6);animation:v2pulse 2s infinite}
@keyframes v2pulse{70%{box-shadow:0 0 0 8px rgba(48,209,88,0)}100%{box-shadow:0 0 0 0 rgba(48,209,88,0)}}
.v2-hero-center{flex:1;display:flex;align-items:center}
.v2-hero-row{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.v2-hero-row .lg-seg{width:250px}
.v2-hero-bar{width:100%;max-width:400px}

/* ---- overview block ---- */
.v2-block{margin-top:36px;padding:34px 30px;border-radius:36px;background:var(--v2-panel);border:1px solid var(--v2-line)}
.v2-bh{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.v2-bh h2{font-size:32px;font-weight:700;letter-spacing:-.8px;margin:10px 0 6px}
.v2-bh p{font-size:15px;color:var(--v2-t2);max-width:560px;line-height:1.5;margin:0}
.v2-seg{display:flex;padding:3px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid var(--v2-line)}
.v2-seg button{height:32px;padding:0 14px;border-radius:9px;font-size:12.5px;font-weight:600;color:var(--v2-t2);white-space:nowrap}
.v2-seg button[aria-checked="true"]{background:#fff;color:#111}
.v2-kits{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.v2-kit{position:relative;display:flex;flex-direction:column;gap:4px;padding:16px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid var(--v2-line);text-align:start;transition:transform .25s var(--spring),border-color .2s,opacity .3s,background .2s}
.v2-kit:hover{transform:translateY(-3px);border-color:var(--v2-line-2);background:rgba(255,255,255,.055)}
.v2-kit.dim{opacity:.32}
.v2-kit-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.v2-kit-h i{font-style:normal;font:700 11px var(--v2-mono);color:var(--v2-accent-2);padding:3px 7px;border-radius:7px;background:rgba(100,210,255,.1)}
.v2-lic{font-size:10.5px;font-weight:600;padding:3px 8px;border-radius:7px;background:rgba(48,209,88,.12);color:#6EE7A0}
.v2-lic.warn{background:rgba(255,159,10,.14);color:#FFC46B}
.v2-kit b{font-size:15.5px;letter-spacing:-.2px}
.v2-kit small{font-size:12px;color:var(--v2-t3)}
.v2-kit p{font-size:13px;line-height:1.45;color:var(--v2-t2);margin:8px 0 10px;min-height:38px}
.v2-kit dl{display:grid;grid-template-columns:1fr 1fr;gap:8px 10px;margin:0 0 12px;padding-top:12px;border-top:1px solid var(--v2-line)}
.v2-kit dt{font-size:10.5px;color:var(--v2-t3)}.v2-kit dd{margin:1px 0 0;font-size:12px;font-weight:600}
.v2-kit dd.ok{color:#6EE7A0}.v2-kit dd.warn{color:#FFC46B}
.v2-kit-go{margin-top:auto;display:flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--v2-accent-2)}
.v2-rules{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:14px}
.v2-rules div{padding:14px 16px;border-radius:16px;border:1px dashed var(--v2-line-2);display:flex;flex-direction:column;gap:2px}
.v2-rules b{font-size:15px}.v2-rules span{font-size:12.5px;color:var(--v2-t2)}

/* ---- refine the existing sections (same markup as v1) ---- */
.v2 .sec{position:relative;margin-top:36px;padding:36px 32px;border-radius:36px;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.018));border:1px solid var(--v2-line);scroll-margin-top:20px}
.v2 .sec::before{content:"";position:absolute;inset:0 0 auto;height:1px;border-radius:36px 36px 0 0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent)}
.v2 .sh{margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--v2-line)}
.v2 .sh-n{font:700 12px var(--v2-mono);color:var(--v2-accent-2);padding:6px 9px;border-radius:9px;background:rgba(100,210,255,.1);height:max-content;margin-top:4px}
.v2 .sh h2{font-size:32px;letter-spacing:-.8px}
.v2 .sh p{color:var(--v2-t2)}
.v2 .chip{background:rgba(255,255,255,.06);border:1px solid var(--v2-line);color:var(--v2-t2)}
.v2 .btn-l{height:38px;border-radius:12px;padding:0 16px}
.v2 .btn-l.ghost{background:transparent;border:1px solid var(--v2-line-2)}
.v2 .ctrl{background:rgba(255,255,255,.04);border-color:var(--v2-line);height:44px;border-radius:14px}
.v2 .sec-tools{margin:-8px 0 26px;padding:10px 14px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--v2-line);width:max-content;max-width:100%}
.v2 .phones{gap:30px}
.v2 .dev .scr{box-shadow:0 0 0 7px #08090b,0 0 0 8.5px #3a3b40,0 0 0 9.5px rgba(255,255,255,.06),0 50px 90px -20px rgba(0,0,0,.75)}
.v2 .cap b{font-size:14.5px}.v2 .cap span{color:var(--v2-t3)}
.v2 .note{background:rgba(255,255,255,.03);border-color:var(--v2-line)}
.v2 .code{margin-top:32px;border-radius:18px;background:#07080A;border-color:var(--v2-line);font-size:12.5px;position:relative;padding-top:44px}
.v2 .code::before{content:"";position:absolute;top:16px;left:18px;width:10px;height:10px;border-radius:50%;background:#FF5F57;box-shadow:16px 0 #FEBC2E,32px 0 #28C840}
.v2 .code::after{content:"Example";position:absolute;top:12px;right:16px;font:600 11px var(--v2-mono);color:var(--v2-t3)}
.v2 .lgpg-panel{background:rgba(255,255,255,.03);border-color:var(--v2-line)}

/* ---- workbench promo ---- */
.v2-wb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.v2-wb-f{padding:18px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid var(--v2-line)}
.v2-wb-f b{font-size:15px}.v2-wb-f p{font-size:13px;line-height:1.5;color:var(--v2-t2);margin:6px 0 0}
.v2-wb-cta{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}

/* ---- footer ---- */
.v2-foot{margin-top:40px;padding:22px 26px;border-radius:24px;border:1px solid var(--v2-line);display:flex;justify-content:space-between;gap:24px;align-items:center}
.v2-foot b{display:block;font-size:13px;margin-bottom:4px}.v2-foot span{font-size:12.5px;color:var(--v2-t3);line-height:1.5}

/* ---- ⌘K ---- */
.v2-k-bg{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.5);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;justify-content:center;align-items:flex-start;padding-top:14vh;animation:fadein .2s}
.v2-k{width:min(560px,92vw);border-radius:20px;background:rgba(28,29,34,.92);-webkit-backdrop-filter:blur(30px) saturate(1.6);backdrop-filter:blur(30px) saturate(1.6);border:1px solid var(--v2-line-2);box-shadow:0 40px 80px rgba(0,0,0,.6);overflow:hidden;animation:pop .28s var(--spring)}
.v2-k-in{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--v2-line);color:var(--v2-t3)}
.v2-k-in input{flex:1;background:none;border:0;outline:0;color:var(--v2-t1);font:inherit;font-size:16px}
.v2-k ul{list-style:none;margin:0;padding:6px;max-height:50vh;overflow:auto}
.v2-k li{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:11px;font-size:14px;cursor:pointer}
.v2-k li small{color:var(--v2-t3);font-size:12px}
.v2-k li[aria-selected="true"]{background:rgba(10,132,255,.22)}
.v2-k li.none{color:var(--v2-t3);cursor:default}

/* ---- a11y preview ---- */
.v2.rm *{transition-duration:0s!important;animation:none!important;scroll-behavior:auto!important}

/* ---- responsive ---- */
@media (max-width:1080px){
  .v2-side{transform:translateX(-100%);transition:transform .35s var(--ease,cubic-bezier(.2,.8,.2,1))}
  .v2-side.open{transform:none;box-shadow:30px 0 60px rgba(0,0,0,.5)}
  .v2-main{margin:0;padding:72px 16px 60px}
  .v2-mbar{display:flex;position:fixed;top:0;left:0;right:0;z-index:25;height:56px;align-items:center;justify-content:space-between;padding:0 12px;
    background:rgba(11,12,15,.8);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--v2-line)}
  .v2-mbar b{font-size:15px}
}