/* =========================================================
   ASCENT — corporate studio site (placeholder brand)
   Design system per ТЗ v2.1
   Dark #0D0D0D · neon green #00C853 · Space Grotesk / Inter
   ========================================================= */

:root{
  /* surfaces */
  --bg:        #0D0D0D;
  --surface-1: #141414;
  --surface-2: #1A1A1A;
  --surface-3: #1E1E1E;
  --surface-4: #242424;

  /* text */
  --fg:        #FFFFFF;
  --fg-2:      #AAAAAA;
  --fg-3:      #6B6B6B;

  /* accent */
  --green:     #00C853;
  --green-1:   #00E676;
  --green-dim: rgba(0,200,83,.14);
  --green-line:rgba(0,200,83,.30);

  /* lines */
  --line:      rgba(255,255,255,.08);
  --line-2:    rgba(255,255,255,.14);

  --maxw: 1200px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 14px;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--green);color:#04140a}

/* ---------- layout helpers ---------- */
.container{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(72px,10vw,140px);position:relative}
.section--tight{padding-block:clamp(56px,7vw,96px)}
.bg-1{background:var(--surface-1)}
.bg-2{background:var(--surface-2)}
.bg-3{background:var(--surface-3)}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:500;line-height:1.05;letter-spacing:-.02em}
.display{
  font-weight:400;
  font-size:clamp(2.6rem,7vw,5rem);
  line-height:1.02;
  letter-spacing:-.03em;
}
.h2{font-size:clamp(2rem,4.4vw,3.25rem);font-weight:500;letter-spacing:-.025em;line-height:1.04}
.h3{font-size:clamp(1.3rem,2.2vw,1.6rem);font-weight:500}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--fg-2);line-height:1.6;max-width:60ch}
.mono{font-family:var(--font-display);font-feature-settings:"tnum";letter-spacing:.02em}
.green{color:var(--green)}
.fg2{color:var(--fg-2)}

/* eyebrow / kicker */
.kicker{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-display);
  font-size:.78rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;
  color:var(--green);
}
.kicker::before{
  content:"";width:22px;height:1px;background:var(--green);display:inline-block;
}
.kicker--center::before{display:none}

.section-head{max-width:760px}
.section-head .h2{margin-top:18px}
.section-head .lead{margin-top:20px}

/* ---------- buttons ---------- */
.btn{
  --bh:#00E676;
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--font-display);font-weight:500;font-size:.98rem;letter-spacing:.01em;
  padding:.95rem 1.6rem;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--green);color:#04140a}
.btn--primary:hover{background:var(--green-1);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--fg);border-color:var(--line-2)}
.btn--ghost:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.btn--dark{background:#04140a;color:#fff}
.btn--dark:hover{transform:translateY(-2px)}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(13,13,13,.72);backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--font-display);font-weight:600;font-size:1.18rem;letter-spacing:-.01em}
.brand__mark{width:26px;height:26px;flex:none}
.nav__links{display:flex;align-items:center;gap:2rem}
.nav__links a{
  font-size:.93rem;color:var(--fg-2);position:relative;transition:color .2s;padding-block:.3rem;
}
.nav__links a:hover{color:var(--fg)}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--green);transition:width .25s var(--ease);
}
.nav__links a:hover::after{width:100%}
.nav__cta{display:flex;align-items:center;gap:1rem}
.nav__burger{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;color:#fff}
.nav__burger svg{width:24px;height:24px}

/* language toggle */
.lang-toggle{
  font-family:var(--font-display);font-weight:500;font-size:.82rem;letter-spacing:.08em;
  color:var(--fg-2);background:transparent;border:1px solid var(--line-2);border-radius:999px;
  width:48px;height:38px;cursor:pointer;transition:.2s var(--ease);flex:none;
}
.lang-toggle:hover{color:var(--green);border-color:var(--green-line)}
.mobile-lang{margin-top:1.4rem;display:flex}
.mobile-lang .lang-toggle{width:64px;height:46px;font-size:.95rem}

/* dropdown */
.has-drop{position:relative}
.drop{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:10px;min-width:300px;opacity:0;visibility:hidden;transition:.22s var(--ease);
  box-shadow:0 24px 60px -20px rgba(0,0,0,.7);
}
.has-drop:hover .drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.drop a{display:flex;gap:.85rem;align-items:flex-start;padding:.7rem .8rem;border-radius:10px;color:var(--fg);transition:background .18s}
.drop a:hover{background:var(--surface-4)}
.drop a::after{display:none}
.drop__ico{width:32px;height:32px;border-radius:8px;background:var(--green-dim);display:grid;place-items:center;flex:none;color:var(--green)}
.drop__ico svg{width:17px;height:17px}
.drop strong{display:block;font-size:.92rem;font-weight:500;font-family:var(--font-display)}
.drop span{display:block;font-size:.8rem;color:var(--fg-3);line-height:1.4}

/* mobile menu */
.mobile-menu{
  position:fixed;inset:0;z-index:99;background:var(--bg);
  display:flex;flex-direction:column;padding:100px var(--pad) 40px;gap:.4rem;
  transform:translateY(-100%);transition:transform .45s var(--ease);
}
.mobile-menu.open{transform:translateY(0)}
.mobile-menu a{font-family:var(--font-display);font-size:1.6rem;font-weight:500;padding:.6rem 0;border-bottom:1px solid var(--line)}
.mobile-menu .btn{margin-top:1.4rem;justify-content:center}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__glow{
  position:absolute;z-index:1;width:62vw;height:62vw;max-width:760px;max-height:760px;
  right:-10vw;top:30%;border-radius:50%;
  background:radial-gradient(circle,rgba(0,200,83,.16),transparent 62%);
  filter:blur(20px);pointer-events:none;
}
.hero__inner{position:relative;z-index:2;width:100%;padding-block:120px 90px}
.hero__inner{max-width:980px}
.hero h1{margin-top:26px}
.hero .lead{margin-top:28px;font-size:clamp(1.1rem,1.8vw,1.4rem)}
.hero__cta{display:flex;gap:1rem;flex-wrap:wrap;margin-top:40px}
.hero__rotator{color:var(--green);display:inline-block;position:relative}
.hero__meta{display:flex;gap:2.4rem;flex-wrap:wrap;margin-top:54px;padding-top:30px;border-top:1px solid var(--line)}
.hero__meta div span{display:block}
.hero__meta .n{font-family:var(--font-display);font-size:1.7rem;font-weight:500;letter-spacing:-.02em}
.hero__meta .l{font-size:.82rem;color:var(--fg-3);text-transform:uppercase;letter-spacing:.1em;margin-top:2px}
.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;color:var(--fg-3);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-hint::after{content:"";width:1px;height:34px;background:linear-gradient(var(--green),transparent);animation:scrolldot 1.8s var(--ease) infinite}
@keyframes scrolldot{0%{opacity:0;transform:scaleY(.3) translateY(-10px)}40%{opacity:1}100%{opacity:0;transform:scaleY(1) translateY(6px)}}

/* ---------- service cards ---------- */
.grid{display:grid;gap:18px}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:transform .3s var(--ease),border-color .3s,background .3s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);border-color:var(--green-line);background:var(--surface-3)}
.card__ico{
  width:46px;height:46px;border-radius:11px;background:var(--green-dim);color:var(--green);
  display:grid;place-items:center;margin-bottom:22px;transition:background .3s;
}
.card:hover .card__ico{background:rgba(0,200,83,.22)}
.card__ico svg{width:23px;height:23px}
.card h3{font-size:1.25rem;margin-bottom:10px}
.card p{color:var(--fg-2);font-size:.96rem;line-height:1.6}
.card__tag{position:absolute;top:24px;right:24px;font-family:var(--font-display);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green);opacity:.0;transition:opacity .3s}
.card:hover .card__tag{opacity:1}
.card__arrow{margin-top:20px;display:inline-flex;align-items:center;gap:.5rem;color:var(--fg-3);font-family:var(--font-display);font-size:.86rem;transition:color .3s,gap .3s}
.card:hover .card__arrow{color:var(--green);gap:.75rem}
.card__arrow svg{width:15px;height:15px}

/* ---------- differentiators ---------- */
.diff{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.diff__list{display:flex;flex-direction:column;gap:2px}
.diff__item{padding:26px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start}
.diff__item:last-child{border-bottom:1px solid var(--line)}
.diff__num{font-family:var(--font-display);color:var(--green);font-size:.9rem;padding-top:4px}
.diff__item h3{font-size:1.35rem;margin-bottom:8px}
.diff__item p{color:var(--fg-2);font-size:.97rem}

/* big quote panel */
.panel{
  background:linear-gradient(160deg,var(--surface-3),var(--surface-1));
  border:1px solid var(--line);border-radius:20px;padding:44px;position:relative;overflow:hidden;
}
.panel::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 100% at 100% 0,var(--green-dim),transparent 55%);pointer-events:none}
.panel .big{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.5rem);font-weight:400;line-height:1.15;letter-spacing:-.02em}
.panel .by{margin-top:24px;color:var(--fg-3);font-size:.9rem;display:flex;align-items:center;gap:10px}
.panel .by::before{content:"";width:26px;height:1px;background:var(--green)}

/* ---------- cases ---------- */
.cases-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.case{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .3s var(--ease),border-color .3s;display:flex;flex-direction:column;
}
.case:hover{transform:translateY(-4px);border-color:var(--green-line)}
.case__media{aspect-ratio:16/10;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.case__metric{position:absolute;left:26px;bottom:22px;z-index:2}
.case__metric .v{font-family:var(--font-display);font-size:clamp(2.4rem,4vw,3.4rem);font-weight:500;line-height:1;letter-spacing:-.03em;color:#fff}
.case__metric .v em{color:var(--green);font-style:normal}
.case__metric .k{color:var(--fg-2);font-size:.85rem;margin-top:6px}
.case__body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1}
.case__tags{display:flex;gap:8px;flex-wrap:wrap}
.case__body h3{font-size:1.25rem}
.case__body p{color:var(--fg-2);font-size:.93rem}
.case__foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;color:var(--fg-3);font-size:.83rem;font-family:var(--font-display)}
.chip{font-family:var(--font-display);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-2);border:1px solid var(--line-2);border-radius:999px;padding:.32rem .7rem}
.chip--green{color:var(--green);border-color:var(--green-line);background:var(--green-dim)}

/* placeholder media */
.ph{
  position:absolute;inset:0;
  background:
    repeating-linear-gradient(135deg,rgba(255,255,255,.03) 0 10px,transparent 10px 20px),
    linear-gradient(160deg,var(--surface-4),var(--surface-1));
  display:grid;place-items:center;
}
.ph span{font-family:var(--font-display);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3);padding:.4rem .8rem;border:1px dashed var(--line-2);border-radius:6px}
.case__media .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 40%,rgba(13,13,13,.85))}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden}
.stat{padding:40px 32px;border-right:1px solid var(--line);position:relative}
.stat:last-child{border-right:0}
.stat .v{font-family:var(--font-display);font-size:clamp(2.6rem,4.6vw,3.6rem);font-weight:500;letter-spacing:-.03em;line-height:1;color:#fff}
.stat .v .s{color:var(--green)}
.stat .l{margin-top:14px;color:var(--fg-2);font-size:.95rem}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{position:relative;padding-top:28px;border-top:1px solid var(--line-2)}
.step::before{content:"";position:absolute;top:-1px;left:0;width:34%;height:2px;background:var(--green)}
.step__n{counter-increment:s;font-family:var(--font-display);color:var(--green);font-size:.8rem;letter-spacing:.18em}
.step__n::before{content:"0" counter(s)}
.step h3{font-size:1.4rem;margin:14px 0 10px}
.step p{color:var(--fg-2);font-size:.93rem}

/* ---------- CTA band ---------- */
.cta-band{background:var(--green);color:#04140a;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 140% at 0 0,rgba(255,255,255,.18),transparent 50%)}
.cta-band .container{position:relative;display:grid;grid-template-columns:1.3fr auto;gap:40px;align-items:center}
.cta-band h2{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:500;letter-spacing:-.025em;color:#04140a;line-height:1.02}
.cta-band p{color:rgba(4,20,10,.7);margin-top:16px;font-size:1.05rem;max-width:48ch}
.cta-band .actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}

/* ---------- contact / form ---------- */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-size:.84rem;color:var(--fg-2);font-family:var(--font-display);letter-spacing:.02em}
.field input,.field textarea,.field select{
  background:var(--surface-1);border:1px solid var(--line-2);border-radius:11px;
  color:#fff;font-family:var(--font-body);font-size:1rem;padding:.9rem 1rem;transition:border-color .2s,background .2s;
}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--green);background:var(--surface-2)}
.field input::placeholder,.field textarea::placeholder{color:var(--fg-3)}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{
  border:1px solid var(--line-2);border-radius:999px;padding:.55rem 1rem;font-size:.88rem;color:var(--fg-2);
  cursor:pointer;transition:.2s;font-family:var(--font-display);
}
.seg input:checked + label{border-color:var(--green);background:var(--green-dim);color:var(--green)}
.form-note{font-size:.82rem;color:var(--fg-3);margin-top:6px}
.contact__side{display:flex;flex-direction:column;gap:14px}
.contact-card{display:flex;align-items:center;gap:16px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;transition:.25s var(--ease)}
.contact-card:hover{border-color:var(--green-line);transform:translateX(4px)}
.contact-card__ico{width:44px;height:44px;border-radius:11px;background:var(--green-dim);color:var(--green);display:grid;place-items:center;flex:none}
.contact-card__ico svg{width:21px;height:21px}
.contact-card strong{display:block;font-family:var(--font-display);font-weight:500;font-size:1rem}
.contact-card span{font-size:.88rem;color:var(--fg-3)}
.form-success{display:none;background:var(--green-dim);border:1px solid var(--green-line);border-radius:var(--radius);padding:18px 20px;color:var(--green);font-size:.95rem;margin-top:14px}
.form-success.show{display:block}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding-block:70px 40px}
.footer__top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;padding-bottom:50px;border-bottom:1px solid var(--line)}
.footer__brand p{color:var(--fg-3);font-size:.92rem;max-width:34ch;margin-top:18px}
.footer__col h4{font-family:var(--font-display);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3);margin-bottom:18px;font-weight:500}
.footer__col a{display:block;color:var(--fg-2);font-size:.94rem;padding:.34rem 0;transition:color .2s}
.footer__col a:hover{color:var(--green)}
.footer__bot{display:flex;align-items:center;justify-content:space-between;padding-top:30px;color:var(--fg-3);font-size:.85rem;flex-wrap:wrap;gap:14px}

/* ---------- generic page hero (interior) ---------- */
.page-hero{padding:160px 0 80px;position:relative;overflow:hidden}
.page-hero .display{font-size:clamp(2.4rem,6vw,4.4rem)}
.page-hero .lead{margin-top:24px}
.page-hero__bg{position:absolute;right:-10%;top:-20%;width:50vw;height:50vw;max-width:680px;max-height:680px;border-radius:50%;background:radial-gradient(circle,var(--green-dim),transparent 60%);filter:blur(10px);pointer-events:none}

/* ---------- ASO stages ---------- */
.stage{display:grid;grid-template-columns:auto 1fr;gap:30px;padding:36px 0;border-top:1px solid var(--line)}
.stage:last-child{border-bottom:1px solid var(--line)}
.stage__n{font-family:var(--font-display);font-size:clamp(2.6rem,5vw,4rem);font-weight:400;color:var(--surface-4);line-height:.9;letter-spacing:-.03em;transition:color .3s}
.stage:hover .stage__n{color:var(--green)}
.stage h3{font-size:1.55rem;margin-bottom:12px}
.stage p{color:var(--fg-2);max-width:62ch}
.stage__price{display:inline-flex;align-items:center;gap:.5rem;margin-top:16px;color:var(--green);font-family:var(--font-display);font-size:.9rem;border:1px solid var(--green-line);background:var(--green-dim);border-radius:999px;padding:.4rem .9rem}

/* ---------- table ---------- */
.table-wrap{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--surface-2)}
table.keys{width:100%;border-collapse:collapse;font-size:.98rem}
table.keys th,table.keys td{padding:20px 26px;text-align:left;border-bottom:1px solid var(--line)}
table.keys thead th{font-family:var(--font-display);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-3);font-weight:500;background:var(--surface-3)}
table.keys tbody tr:last-child td{border-bottom:0}
table.keys tbody tr{transition:background .2s}
table.keys tbody tr:hover{background:var(--surface-3)}
table.keys .tier{font-family:var(--font-display);font-weight:500;color:#fff}
table.keys .tier span{display:block;font-size:.78rem;color:var(--fg-3);font-family:var(--font-body)}
table.keys .num{font-family:var(--font-display);color:var(--green)}
.note-row{display:flex;gap:12px;align-items:flex-start;color:var(--fg-3);font-size:.9rem;margin-top:18px;max-width:80ch}
.note-row::before{content:"※";color:var(--green);flex:none}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{width:100%;background:none;border:0;color:#fff;cursor:pointer;text-align:left;
  padding:26px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-family:var(--font-display);font-size:1.15rem;font-weight:500;}
.faq__q .ico{flex:none;width:26px;height:26px;border:1px solid var(--line-2);border-radius:50%;display:grid;place-items:center;transition:.3s var(--ease);color:var(--green)}
.faq__q .ico::before{content:"+";font-size:1.1rem;line-height:1}
.faq__item.open .ico{transform:rotate(135deg);border-color:var(--green)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq__a p{color:var(--fg-2);padding-bottom:26px;max-width:72ch;font-size:.98rem}

/* ---------- product blocks ---------- */
.product{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.product:nth-child(even) .product__media{order:2}
.product__media{aspect-ratio:4/3;border:1px solid var(--line);border-radius:18px;position:relative;overflow:hidden;background:var(--surface-2)}
.product__tag{font-family:var(--font-display);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--green)}
.product h2{margin:14px 0 18px;font-size:clamp(1.8rem,3.2vw,2.6rem)}
.product ul{list-style:none;display:block;margin:24px 0}
.product li{position:relative;padding-left:34px;color:var(--fg-2);font-size:.97rem;line-height:1.55}
.product li + li{margin-top:12px}
.product li::before{content:"";position:absolute;left:0;top:2px;width:18px;height:18px;border-radius:5px;background:var(--green-dim);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300C853' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");background-size:12px;background-repeat:no-repeat;background-position:center}
.store-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.store-btn{display:inline-flex;align-items:center;gap:.6rem;border:1px solid var(--line-2);border-radius:11px;padding:.7rem 1.1rem;font-family:var(--font-display);font-size:.9rem;transition:.2s}
.store-btn:hover{border-color:var(--green);color:var(--green)}
.store-btn svg{width:18px;height:18px}

/* role architecture mini-diagram */
.roles{display:flex;flex-direction:column;gap:8px;width:80%}
.role{background:var(--surface-3);border:1px solid var(--line);border-radius:10px;padding:12px 16px;font-family:var(--font-display);font-size:.9rem;display:flex;align-items:center;gap:10px}
.role .dot{width:8px;height:8px;border-radius:50%;background:var(--green)}
.role.r1{margin-inline:0 30%}
.role.r2{margin-inline:8% 22%}
.role.r3{margin-inline:16% 14%}
.role.r4{margin-inline:24% 0}
.role span.tag{margin-left:auto;color:var(--fg-3);font-size:.76rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important}
  html{scroll-behavior:auto}
}
/* failsafe when rAF/animation timeline is frozen */
.no-anim .reveal{opacity:1!important;transform:none!important;transition:none!important}
.no-anim *{animation:none!important}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:22px 0;-webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:flex;gap:60px;width:max-content;animation:marq 32s linear infinite}
.marquee span{font-family:var(--font-display);font-size:1.05rem;color:var(--fg-3);display:inline-flex;align-items:center;gap:60px;white-space:nowrap}
.marquee span::after{content:"●";color:var(--green);font-size:.5rem}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .nav__links,.nav__cta .btn{display:none}
  .nav__burger{display:grid;place-items:center}
  .cols-3,.cols-4,.steps,.stats,.cases-grid{grid-template-columns:1fr 1fr}
  .diff,.contact,.product{grid-template-columns:1fr;gap:36px}
  .product:nth-child(even) .product__media{order:0}
  .cta-band .container{grid-template-columns:1fr;gap:28px}
  .footer__top{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .cols-3,.cols-4,.steps,.cases-grid,.stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
  .footer__top{grid-template-columns:1fr}
  .hero__meta{gap:1.6rem}
  .card,.panel,.stat{padding:24px}
  .stage{grid-template-columns:1fr;gap:10px}
  table.keys th,table.keys td{padding:14px 16px;font-size:.88rem}
}