/* ══════════════════════════════════════════════════════════════
   KiZAN ERP — Marketing site styles
   Light-corporate page + dark, true-to-product "screenshot" mockups
   ══════════════════════════════════════════════════════════════ */

:root{
  /* Light corporate page — matured, professional palette */
  --bg:#ffffff;
  --bg-soft:#f5f6f9;
  --bg-band:#eef1f6;
  --ink:#101626;
  --muted:#586074;
  --line:#e4e7ee;
  --line-2:#d5d9e3;

  /* Brand — deep navy / slate-indigo / steel-teal (mature) */
  --purple:#33417a;        /* deep slate-indigo (primary) */
  --purple-l:#5a6aa6;
  --cyan:#2c7d92;          /* steel teal (secondary) */
  --cyan-d:#216173;
  --gold:#b88a3e;          /* refined bronze accent */
  --grad:linear-gradient(120deg,#2a3563 0%,#374a86 48%,#2c7d92 100%);
  --grad-soft:linear-gradient(120deg,rgba(42,53,99,.10),rgba(44,125,146,.10));

  /* Dark product (used inside .window mockups) */
  --d-bg:#080b14;
  --d-bg2:#0e1220;
  --d-card:rgba(28,36,60,.65);
  --d-card2:rgba(20,26,45,.7);
  --d-line:rgba(255,255,255,.09);
  --d-line2:rgba(255,255,255,.06);
  --d-t1:#ffffff;
  --d-t2:rgba(255,255,255,.80);
  --d-t3:rgba(255,255,255,.46);
  --d-k:#a78bfa;
  --d-h:#38bdf8;
  --d-gold:#ffd07a;
  --d-green:#34d399;
  --d-red:#ff6d5e;

  --shadow-sm:0 2px 8px rgba(20,24,48,.06);
  --shadow:0 16px 40px rgba(28,32,72,.12);
  --shadow-lg:0 36px 90px rgba(24,28,64,.22);
  --radius:16px;
  --maxw:1200px;
  --font:'Nunito Sans',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ── Buttons ──────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font);font-weight:800;font-size:15px;
  padding:13px 22px;border-radius:12px;border:0;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(42,53,99,.30)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(42,53,99,.40)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple);transform:translateY(-2px)}
.btn-lg{font-size:16px;padding:16px 28px}
.btn-sm{font-size:13px;padding:9px 16px}

/* ── Sticky nav ───────────────────────────────────────────── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.nav.scrolled{box-shadow:0 6px 24px rgba(20,24,48,.08);border-color:var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:20px}
/* Clean gradient wordmark (matches the real app, no badge) */
.brand{font-weight:900;font-size:23px;letter-spacing:.4px;display:flex;align-items:baseline;gap:7px;line-height:1}
.brand .wm{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand .erp{font-size:15px;font-weight:800;letter-spacing:2px;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;gap:28px;margin-left:auto;align-items:center}
.nav-links a{font-weight:700;font-size:15px;color:var(--muted);position:relative;padding:4px 0;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2.5px;border-radius:3px;background:var(--grad)
}
.nav .btn{margin-left:8px}
.nav-links a.btn{padding:10px 20px;font-size:14px}
.nav-links a.btn-primary{color:#fff}
.nav-links a.btn-primary:hover{color:#fff}
.hamburger{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.hamburger span{width:24px;height:2.5px;background:var(--ink);border-radius:3px;transition:.25s}
.hamburger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ── Generic section ──────────────────────────────────────── */
section{position:relative}
.band{background:var(--bg-band)}
.soft{background:var(--bg-soft)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 54px}
.eyebrow{
  display:inline-block;font-weight:800;font-size:12.5px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--purple);background:var(--grad-soft);padding:7px 14px;border-radius:999px;margin-bottom:18px
}
h2.title{font-size:clamp(28px,4vw,42px);font-weight:900;line-height:1.15;letter-spacing:-.5px}
.sec-head p{color:var(--muted);font-size:17px;margin-top:14px}

/* ── Hero ─────────────────────────────────────────────────── */
.hero{padding:130px 0 70px;background:
  radial-gradient(1100px 500px at 15% -10%,rgba(124,95,230,.10),transparent 60%),
  radial-gradient(900px 480px at 100% 0%,rgba(56,189,248,.10),transparent 55%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,58px);font-weight:900;line-height:1.06;letter-spacing:-1.2px}
.hero p.sub{font-size:19px;color:var(--muted);margin:22px 0 30px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.ribbon{margin-top:16px;font-size:13.5px;font-weight:700;color:var(--muted);display:flex;align-items:center;gap:8px}
.ribbon .dot{width:8px;height:8px;border-radius:50%;background:var(--d-green);box-shadow:0 0 0 4px rgba(52,211,153,.18)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.chip{
  font-size:13px;font-weight:700;color:var(--muted);background:#fff;border:1px solid var(--line);
  padding:8px 14px;border-radius:999px;box-shadow:var(--shadow-sm)
}
.chip b{color:var(--purple)}

/* hero stats */
.hero-stats{display:flex;gap:30px;margin-top:40px;flex-wrap:wrap}
.hero-stats .st b{display:block;font-size:30px;font-weight:900;line-height:1}
.hero-stats .st span{font-size:13px;color:var(--muted);font-weight:700}

/* ══════════════════════════════════════════════════════════
   .window — browser chrome that frames the dark product screens
   ══════════════════════════════════════════════════════════ */
.window{
  border-radius:14px;overflow:hidden;background:var(--d-bg);
  border:1px solid rgba(20,24,48,.10);
  box-shadow:var(--shadow-lg);
}
.window-bar{
  display:flex;align-items:center;gap:8px;padding:11px 14px;
  background:#11162a;border-bottom:1px solid rgba(255,255,255,.06)
}
.window-bar .dots{display:flex;gap:7px}
.window-bar .dots i{width:11px;height:11px;border-radius:50%;display:block}
.dots i:nth-child(1){background:#ff5f57}.dots i:nth-child(2){background:#febc2e}.dots i:nth-child(3){background:#28c840}
.window-bar .url{
  margin-left:10px;flex:1;max-width:340px;font-size:11.5px;color:rgba(255,255,255,.5);
  background:rgba(255,255,255,.06);border-radius:7px;padding:5px 12px;font-family:'JetBrains Mono',monospace
}
.window-body{background:radial-gradient(700px 400px at 80% -20%,rgba(124,95,230,.12),transparent),var(--d-bg);padding:0}
.real-shot{display:block;width:100%;height:auto;object-fit:cover}

/* ── Shared dark "app" primitives inside mockups ──────────── */
.app-shot{display:flex;min-height:300px;font-size:12px;color:var(--d-t2)}
.app-side{
  width:150px;flex-shrink:0;background:rgba(10,14,26,.6);border-right:1px solid var(--d-line2);
  padding:14px 10px;display:flex;flex-direction:column;gap:3px
}
.app-side .s-brand{
  font-size:13px;font-weight:900;color:#fff;text-align:center;padding:10px;border-radius:9px;margin-bottom:10px;
  background:linear-gradient(135deg,rgba(124,95,230,.22),rgba(56,189,248,.14));border:1px solid var(--d-line)
}
.app-side .s-brand span{color:var(--d-k)}
.app-side .s-sec{font-size:9px;letter-spacing:1px;text-transform:uppercase;color:var(--d-t3);margin:9px 6px 3px}
.app-side .s-item{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:8px;color:var(--d-t2);font-weight:600}
.app-side .s-item.on{background:linear-gradient(90deg,rgba(124,95,230,.28),rgba(124,95,230,.05));color:#fff}
.app-side .s-item i{font-style:normal}
.app-main{flex:1;padding:16px 18px;min-width:0}
.app-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.app-top h4{color:#fff;font-size:16px;font-weight:800}
.app-top .pill{font-size:10px;color:var(--d-t3);background:var(--d-card);border:1px solid var(--d-line);padding:5px 11px;border-radius:999px}

/* KPI cards */
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.kpi{background:var(--d-card);border:1px solid var(--d-line);border-radius:11px;padding:12px}
.kpi .lab{font-size:9.5px;letter-spacing:.6px;text-transform:uppercase;color:var(--d-t3)}
.kpi .val{font-size:19px;font-weight:900;color:#fff;margin-top:4px}
.kpi .val.gold{color:var(--d-gold)}.kpi .val.green{color:var(--d-green)}.kpi .val.cyan{color:var(--d-h)}
.kpi .sub{font-size:10px;color:var(--d-green);margin-top:3px;font-weight:700}

/* CSS bar chart */
.chart{background:var(--d-card2);border:1px solid var(--d-line);border-radius:11px;padding:14px 14px 8px}
.chart .ct{font-size:11px;color:var(--d-t2);font-weight:700;margin-bottom:12px;display:flex;justify-content:space-between}
.bars{display:flex;align-items:flex-end;gap:9px;height:96px}
.bars .bar{flex:1;border-radius:6px 6px 0 0;background:linear-gradient(180deg,var(--d-k),rgba(124,95,230,.25));position:relative;min-height:6px}
.bars .bar.alt{background:linear-gradient(180deg,var(--d-h),rgba(56,189,248,.22))}
.bars .bar span{position:absolute;bottom:-18px;left:0;right:0;text-align:center;font-size:8.5px;color:var(--d-t3)}

/* generic dark table */
.dtable{width:100%;border-collapse:collapse;font-size:11px}
.dtable th{text-align:left;color:var(--d-t3);font-size:9.5px;letter-spacing:.5px;text-transform:uppercase;padding:8px 10px;border-bottom:1px solid var(--d-line)}
.dtable td{padding:9px 10px;border-bottom:1px solid var(--d-line2);color:var(--d-t2)}
.dtable tr:last-child td{border-bottom:0}
.dtable .num{text-align:right;font-family:'JetBrains Mono',monospace}
.tag{font-size:9px;font-weight:800;padding:3px 8px;border-radius:999px}
.tag.green{background:rgba(52,211,153,.16);color:var(--d-green)}
.tag.amber{background:rgba(255,208,122,.16);color:var(--d-gold)}
.tag.red{background:rgba(255,109,94,.16);color:var(--d-red)}
.tag.cyan{background:rgba(56,189,248,.16);color:var(--d-h)}

/* document (invoice / DC / quotation) printout, dark framed */
.doc-shot{background:#fff;color:#15171f;border-radius:8px;margin:16px;padding:18px 20px;font-size:11px}
.doc-shot .d-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:2px solid #ececf3;padding-bottom:12px;margin-bottom:14px}
.doc-shot .d-logo{font-size:24px;font-weight:900;letter-spacing:-.5px}
.doc-shot .d-logo span{color:var(--purple)}
.doc-shot .d-logo small{display:block;font-size:9px;color:#8a8fa3;font-weight:700;letter-spacing:2px}
.doc-shot .d-right{text-align:right}
.doc-shot .d-right h3{font-size:17px;font-weight:900;color:#222}
.doc-shot .d-right .no{font-size:11px;color:#8a8fa3;font-weight:700}
.doc-shot .bal{margin-top:8px;background:#fff7e6;border:1px solid #ffe2a8;border-radius:8px;padding:7px 11px;font-size:10px;color:#9a6b00;font-weight:700}
.doc-shot .bal b{display:block;font-size:15px;color:#b9760a}
.doc-shot .parties{display:flex;gap:24px;margin-bottom:12px}
.doc-shot .parties h5{font-size:9px;letter-spacing:1px;text-transform:uppercase;color:#9aa0b4;margin-bottom:4px}
.doc-shot .parties p{font-size:11px;color:#333;font-weight:600}
.doc-shot table{width:100%;border-collapse:collapse;font-size:10.5px}
.doc-shot th{background:#f4f5fa;text-align:left;padding:7px 9px;color:#5a6072;font-size:9px;letter-spacing:.5px;text-transform:uppercase}
.doc-shot td{padding:7px 9px;border-bottom:1px solid #eef0f6;color:#333}
.doc-shot .num{text-align:right;font-variant-numeric:tabular-nums}
.doc-shot tfoot td{border:0;font-weight:800;color:#15171f}

/* PO + AI parse */
.ai-shot{padding:16px 18px}
.dropzone{
  border:1.5px dashed rgba(124,95,230,.5);border-radius:12px;background:rgba(124,95,230,.06);
  padding:16px;display:flex;align-items:center;gap:13px;margin-bottom:13px
}
.dropzone .fic{width:40px;height:48px;border-radius:6px;background:linear-gradient(180deg,#fff,#e9ebf5);position:relative;flex-shrink:0;box-shadow:0 4px 12px rgba(0,0,0,.3)}
.dropzone .fic::after{content:"PDF";position:absolute;bottom:6px;left:0;right:0;text-align:center;font-size:8px;font-weight:900;color:#d23b3b}
.dropzone .dz-t b{color:#fff;font-size:12px}
.dropzone .dz-t span{font-size:10px;color:var(--d-t3)}
.ai-strip{display:flex;align-items:center;gap:9px;font-size:10.5px;color:var(--d-h);font-weight:700;margin-bottom:11px}
.ai-strip .spin{width:13px;height:13px;border-radius:50%;border:2px solid rgba(56,189,248,.3);border-top-color:var(--d-h);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* inventory grid */
.inv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:4px}
.inv-card{background:var(--d-card);border:1px solid var(--d-line);border-radius:10px;overflow:hidden}
.inv-card .ph{height:64px;background:linear-gradient(135deg,rgba(124,95,230,.25),rgba(56,189,248,.18));display:grid;place-items:center;font-size:22px}
.inv-card .meta{padding:8px 9px}
.inv-card .meta b{font-size:10.5px;color:#fff;display:block}
.inv-card .meta span{font-size:9px;color:var(--d-t3)}
.inv-card .meta .stk{font-size:9px;color:var(--d-green);font-weight:800;margin-top:3px}

/* ── Why-cards ────────────────────────────────────────────── */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease
}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.why-card .ic{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;margin-bottom:16px;
  background:var(--grad-soft)
}
.why-card h3{font-size:18px;font-weight:800;margin-bottom:8px}
.why-card p{color:var(--muted);font-size:14.5px}

/* ── Feature rows ─────────────────────────────────────────── */
.features{padding:80px 0}
.frow{display:grid;grid-template-columns:1fr 1.08fr;gap:56px;align-items:center;margin-bottom:96px}
.frow:last-child{margin-bottom:0}
.frow.flip .fr-text{order:2}
.frow.flip .fr-media{order:1}
.fr-num{font-size:13px;font-weight:900;color:var(--purple);letter-spacing:1px;margin-bottom:10px}
.fr-text h3{font-size:clamp(23px,2.6vw,30px);font-weight:900;line-height:1.15;letter-spacing:-.4px;margin-bottom:14px}
.fr-text p{color:var(--muted);font-size:16px;margin-bottom:18px}
.fr-list{list-style:none;display:flex;flex-direction:column;gap:11px}
.fr-list li{display:flex;gap:11px;font-size:15px;font-weight:600;align-items:flex-start}
.fr-list li .tick{
  flex-shrink:0;width:22px;height:22px;border-radius:7px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:12px;font-weight:900;margin-top:1px
}

/* ── AI band ──────────────────────────────────────────────── */
.ai-band{
  background:linear-gradient(120deg,#0e1220,#1a1740 55%,#0b2740);
  color:#fff;border-radius:26px;padding:60px 50px;position:relative;overflow:hidden
}
.ai-band::before{content:"";position:absolute;inset:0;background:
  radial-gradient(500px 300px at 10% 10%,rgba(124,95,230,.4),transparent 60%),
  radial-gradient(500px 300px at 95% 90%,rgba(56,189,248,.35),transparent 60%)}
.ai-band>*{position:relative}
.ai-band .eyebrow{background:rgba(255,255,255,.12);color:#c9b8ff}
.ai-band h2{font-size:clamp(26px,3.5vw,40px);font-weight:900;line-height:1.15;max-width:680px}
.ai-band p{color:rgba(255,255,255,.78);font-size:17px;margin-top:16px;max-width:620px}
.ai-feats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}
.ai-feat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:20px}
.ai-feat .ic{font-size:24px;margin-bottom:10px}
.ai-feat h4{font-size:16px;font-weight:800;margin-bottom:6px}
.ai-feat p{font-size:13.5px;color:rgba(255,255,255,.66);margin:0}

/* ── CTA band ─────────────────────────────────────────────── */
.cta{padding:90px 0;text-align:center}
.cta .box{
  background:var(--grad);color:#fff;border-radius:28px;padding:64px 40px;position:relative;overflow:hidden;
  box-shadow:0 30px 70px rgba(42,53,99,.34)
}
.cta .box::after{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 80% 0%,rgba(255,255,255,.18),transparent 60%)}
.cta .box>*{position:relative}
.cta h2{font-size:clamp(28px,4vw,44px);font-weight:900;letter-spacing:-.5px}
.cta p{font-size:18px;opacity:.92;margin:16px 0 30px}
.cta .btn-primary{background:#fff;color:var(--purple);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.cta .sub{font-size:14px;opacity:.85;margin-top:18px;font-weight:700}

/* ── Footer ───────────────────────────────────────────────── */
footer{background:#0c1020;color:rgba(255,255,255,.7);padding:56px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:36px}
footer .brand{color:#fff;margin-bottom:14px}
footer .brand b{color:var(--purple-l)}
footer p{font-size:14px;max-width:340px}
footer h5{color:#fff;font-size:13px;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px}
footer .fl{display:flex;flex-direction:column;gap:9px}
footer .fl a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s}
footer .fl a:hover{color:#fff}
.foot-bot{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* ── Scroll reveal ────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .spin{animation:none}
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width:960px){
  .hero-grid,.frow,.frow.flip .fr-text,.frow.flip .fr-media{grid-template-columns:1fr;order:0}
  .frow{gap:34px;margin-bottom:70px}
  .fr-media{order:2}.fr-text{order:1}
  .why-grid,.ai-feats,.foot-grid{grid-template-columns:1fr}
  .why-grid{gap:16px}
}
@media (max-width:760px){
  .nav-links{
    position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;
    padding:8px 0;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-140%);transition:transform .3s ease;pointer-events:none
  }
  .nav-links.open{transform:none;pointer-events:auto}
  .nav-links a{padding:13px 24px;width:100%;font-size:16px}
  .nav-links .btn{margin:10px 24px;justify-content:center}
  .hamburger{display:flex}
  .hero{padding:104px 0 50px}
  .ai-band,.cta .box{padding:40px 24px}
  .kpis{grid-template-columns:repeat(3,1fr)}
  .inv-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:460px){
  .wrap{padding:0 16px}
  .hero-stats{gap:20px}
  .app-side{display:none}
}