/* ===========================================================================
   DESIGN LAB · STYLE 02 — SAAS CONVERSION
   Category: CORPORATE / CLARITY — clarity · trust · conversion
   The clean commercial end done well: explicit chrome, sticky CTA, product
   hero, bento features, 3-tier pricing anchored on the middle, social proof.
   100% open web platform — vanilla HTML/CSS/JS, no libraries.
=========================================================================== */
:root{
  --bg:#0b0d13; --panel:#12151f; --panel2:#171b28; --line:#232838;
  --ink:#eef1f7; --muted:#9aa3b8; --dim:#6b7488;
  --brand:#5b8cff; --brand2:#7c5bff; --mint:#3fe0a0; --amber:#f5b544;
  --disp:'Segoe UI',system-ui,sans-serif; --sans:'Segoe UI',system-ui,-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.6;
  background-image:radial-gradient(60% 40% at 50% -5%,rgba(91,140,255,.12),transparent 60%)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin-inline:auto;padding-inline:28px}
.reveal{opacity:0;transform:translateY(28px)}
@supports (animation-timeline: view()){
  .reveal{animation:rv linear both;animation-timeline:view();animation-range:entry 2% cover 26%}
  @keyframes rv{to{opacity:1;transform:none}}
}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;animation:none}}

/* ── explicit sticky nav (chrome is load-bearing here) ── */
.nav{position:sticky;top:0;z-index:60;background:rgba(11,13,19,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .in{display:flex;align-items:center;gap:28px;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:800;letter-spacing:.02em;font-size:17px}
.brand .b{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;color:#fff;font-size:14px}
.nav .links{display:flex;gap:24px;margin-left:14px}
.nav .links a{color:var(--muted);font-size:14px;transition:.15s}.nav .links a:hover{color:var(--ink)}
.nav .right{margin-left:auto;display:flex;align-items:center;gap:16px}
.nav .signin{color:var(--muted);font-size:14px}
.btn{font-family:var(--disp);font-weight:600;font-size:14px;padding:10px 18px;border-radius:9px;cursor:pointer;border:0;display:inline-block;transition:transform .12s,filter .12s,background .15s}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}
.btn.ghost{background:var(--panel2);color:var(--ink);border:1px solid var(--line)}
.btn.lg{padding:14px 26px;font-size:15px}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}

/* ── hero ── */
.hero{text-align:center;padding:86px 0 56px}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--mint);background:rgba(63,224,160,.1);border:1px solid rgba(63,224,160,.28);padding:6px 14px;border-radius:30px;margin-bottom:26px}
.pill .d{width:6px;height:6px;border-radius:50%;background:var(--mint)}
h1{font-family:var(--disp);font-weight:800;font-size:clamp(38px,6vw,68px);line-height:1.04;letter-spacing:-.02em}
h1 .g{background:linear-gradient(120deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.sub{color:var(--muted);font-size:clamp(16px,1.8vw,20px);max-width:600px;margin:22px auto 0}
.hero .cta{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.trust{margin-top:20px;font-size:13px;color:var(--dim)}
/* product mockup (pure CSS) */
.mock{max-width:960px;margin:56px auto 0;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.5)}
.mock .bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--panel2)}
.mock .bar i{width:11px;height:11px;border-radius:50%;background:#3a4152;display:inline-block}
.mock .body{display:grid;grid-template-columns:180px 1fr;min-height:300px}
.mock .side{border-right:1px solid var(--line);padding:16px}
.mock .side .row{height:9px;border-radius:5px;background:var(--panel2);margin-bottom:12px}
.mock .side .row.on{background:linear-gradient(90deg,var(--brand),var(--brand2));width:70%}
.mock .main{padding:20px}
.mock .kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.mock .kpi{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:14px}
.mock .kpi b{font-family:var(--disp);font-size:26px;color:var(--ink)}.mock .kpi span{font-size:11px;color:var(--dim)}
.mock .chart{height:130px;border:1px solid var(--line);border-radius:10px;background:
  linear-gradient(180deg,transparent,rgba(91,140,255,.12)),
  repeating-linear-gradient(90deg,transparent,transparent 44px,var(--line) 44px,var(--line) 45px);position:relative;overflow:hidden}
.mock .chart::after{content:"";position:absolute;left:0;right:0;bottom:0;height:70%;
  background:linear-gradient(180deg,rgba(91,140,255,.3),transparent);clip-path:polygon(0 80%,12% 60%,26% 68%,40% 40%,55% 52%,70% 24%,85% 36%,100% 12%,100% 100%,0 100%)}

/* ── logo strip (social proof) ── */
.logos{padding:40px 0;border-block:1px solid var(--line);text-align:center}
.logos p{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:20px}
.logos .row{display:flex;justify-content:center;gap:44px;flex-wrap:wrap;opacity:.7}
.logos .lg{font-family:var(--disp);font-weight:800;font-size:19px;color:var(--muted);letter-spacing:.02em}

/* ── section header ── */
.sh{text-align:center;max-width:620px;margin:0 auto 44px}
.sh .ey{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--brand);font-weight:600;margin-bottom:12px}
.sh h2{font-family:var(--disp);font-weight:800;font-size:clamp(28px,4vw,44px);line-height:1.08;letter-spacing:-.01em}
.sh p{color:var(--muted);font-size:16px;margin-top:14px}
.sec{padding:80px 0}

/* ── bento features ── */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:150px;gap:16px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;position:relative;overflow:hidden;transition:border-color .2s,transform .2s}
.tile:hover{border-color:#33405e;transform:translateY(-3px)}
.tile .ic{width:38px;height:38px;border-radius:10px;background:var(--panel2);border:1px solid var(--line);display:grid;place-items:center;font-size:18px;margin-bottom:12px}
.tile h3{font-family:var(--disp);font-weight:700;font-size:17px;margin-bottom:6px}
.tile p{color:var(--muted);font-size:13.5px}
.tile.wide{grid-column:span 2}.tile.tall{grid-row:span 2}
.tile.feature{grid-column:span 2;grid-row:span 2;background:linear-gradient(160deg,rgba(91,140,255,.14),var(--panel))}
.tile.feature h3{font-size:24px}
.tile .glow{position:absolute;right:-30px;bottom:-30px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle,rgba(124,91,255,.4),transparent 65%);filter:blur(10px)}

/* ── pricing (3-tier, middle anchored) ── */
.price{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:30px 26px;display:flex;flex-direction:column}
.plan.pop{border-color:var(--brand);background:linear-gradient(180deg,rgba(91,140,255,.1),var(--panel));transform:scale(1.03);position:relative;box-shadow:0 20px 60px rgba(91,140,255,.12)}
.plan .badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:5px 14px;border-radius:20px}
.plan .name{font-family:var(--disp);font-weight:700;font-size:16px;color:var(--muted)}
.plan .cost{font-family:var(--disp);font-weight:800;font-size:46px;margin:14px 0 4px}.plan .cost small{font-size:15px;color:var(--dim);font-weight:400}
.plan .desc{color:var(--muted);font-size:13.5px;margin-bottom:20px}
.plan ul{list-style:none;margin:0 0 24px;flex:1}
.plan li{font-size:14px;color:var(--ink);padding:8px 0 8px 26px;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--mint);font-weight:700}

/* ── testimonial ── */
.quote{max-width:820px;margin:0 auto;text-align:center}
.quote p{font-family:var(--disp);font-weight:600;font-size:clamp(22px,3vw,34px);line-height:1.3;letter-spacing:-.01em}
.quote .who{margin-top:26px;color:var(--muted);font-size:14px}.quote .who b{color:var(--ink)}

/* ── final CTA ── */
.final{text-align:center;background:linear-gradient(160deg,rgba(91,140,255,.12),rgba(124,91,255,.08));border:1px solid var(--line);border-radius:24px;padding:70px 30px;margin:20px 0}
.final h2{font-family:var(--disp);font-weight:800;font-size:clamp(30px,5vw,52px);letter-spacing:-.01em}
.final .cta{margin-top:28px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ── footer ── */
footer{border-top:1px solid var(--line);padding:56px 0 30px;margin-top:40px}
.fg{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
.fg .b{font-family:var(--disp);font-weight:800;font-size:16px;margin-bottom:12px}
.fg p{color:var(--muted);font-size:13px;max-width:250px}
.fg h4{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:14px}
.fg a{display:block;color:var(--muted);font-size:14px;margin-bottom:9px;transition:.15s}.fg a:hover{color:var(--ink)}
.fbot{margin-top:36px;padding-top:22px;border-top:1px solid var(--line);color:var(--dim);font-size:12.5px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ── lab tag ── */
.lab-note{position:fixed;bottom:18px;right:18px;z-index:80;font-size:10px;letter-spacing:.1em;color:var(--muted);background:rgba(18,21,31,.85);backdrop-filter:blur(8px);border:1px solid var(--line);padding:7px 12px;border-radius:30px}
.lab-note b{color:var(--brand)}
.lab-back{position:fixed;bottom:18px;left:18px;z-index:80;font-size:11px;letter-spacing:.1em;color:var(--muted);background:rgba(18,21,31,.85);border:1px solid var(--line);padding:7px 12px;border-radius:30px}

@media(max-width:820px){
  .nav .links{display:none}.mock .body{grid-template-columns:1fr}.mock .side{display:none}
  .bento{grid-template-columns:repeat(2,1fr)}.tile.feature,.tile.wide{grid-column:span 2}
  .price{grid-template-columns:1fr}.plan.pop{transform:none}.fg{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){.bento{grid-template-columns:1fr}.tile.wide,.tile.feature{grid-column:span 1}.fg{grid-template-columns:1fr}.lab-note{display:none}}
.mt-18{margin-top:18px}.badge-sq{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:12px;vertical-align:middle}

.lab-note a{color:inherit;text-decoration:underline;text-underline-offset:2px}