/* ==========================================================================
   VMB-CLOUD — stylesheet
   1. Tokens & themes   2. Base   3. Components   4. Sections   5. Responsive
   ========================================================================== */

/* ── 1. TOKENS ─────────────────────────────────────────────────────────── */
:root{
  --cyan:#22d3ee;
  --indigo:#6366f1;
  --violet:#a855f7;
  --amber:#fbbf24;

  --bg:#05070f;
  --bg-2:#080b17;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);

  --text:#eef1f8;
  --muted:#a2acc4;
  --dim:#6f7a94;

  --grad:linear-gradient(100deg,var(--cyan) 0%,var(--indigo) 48%,var(--violet) 100%);
  --grad-soft:linear-gradient(140deg,rgba(34,211,238,.16),rgba(168,85,247,.16));

  --r-sm:10px; --r:16px; --r-lg:22px; --r-xl:30px;
  --shadow:0 24px 60px -24px rgba(0,0,0,.75);
  --shadow-glow:0 0 0 1px rgba(255,255,255,.06), 0 30px 70px -30px rgba(99,102,241,.55);

  --max:1220px;
  --pad:clamp(1.15rem,4vw,2.5rem);
  --sec-y:clamp(4.5rem,9vw,8.5rem);

  --ease:cubic-bezier(.22,1,.36,1);
  --font:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --display:"Sora","Inter",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

[data-theme="light"]{
  --bg:#f7f8fc;
  --bg-2:#eef1f8;
  --surface:rgba(10,15,35,.028);
  --surface-2:rgba(10,15,35,.05);
  --line:rgba(10,15,35,.10);
  --line-2:rgba(10,15,35,.18);
  --text:#0b1020;
  --muted:#4b5570;
  --dim:#7b8399;
  --shadow:0 24px 60px -28px rgba(20,30,70,.28);
  --shadow-glow:0 0 0 1px rgba(10,15,35,.06), 0 26px 60px -30px rgba(99,102,241,.35);
}

/* ── 2. BASE ───────────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16.5px;line-height:1.68;
  -webkit-font-smoothing:antialiased;
  /* `clip`, not `hidden`. Per the CSS Overflow spec, pairing a non-visible
     overflow-x with overflow-y:visible does NOT keep overflow-y visible —
     the spec forces it to `auto` regardless of whether that's the explicit
     value or just the default, silently turning <body> into its own
     scroll container nested inside <html>. `clip` is exempt from that
     pairing rule, so it clips the horizontal edge-bleed from decorative
     background elements (the only reason this property is here) without
     creating a second scroll container competing with <html>. */
  overflow-x:clip;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--display);line-height:1.1;letter-spacing:-.028em;margin:0;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(99,102,241,.4);color:#fff}

.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:var(--sec-y);position:relative}
section[id]{scroll-margin-top:86px}
.section--alt{background:var(--bg-2)}
.section--alt::before,.section--alt::after{
  content:"";position:absolute;inset-inline:0;height:1px;background:var(--line)
}
.section--alt::before{top:0}.section--alt::after{bottom:0}

.skip-link{position:absolute;left:-9999px;top:0;padding:.7rem 1.1rem;background:var(--indigo);color:#fff;z-index:999;border-radius:0 0 10px 0}
.skip-link:focus{left:0}

:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent;
}

/* scroll progress + cursor glow */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:120;
  background:var(--grad);box-shadow:0 0 14px rgba(99,102,241,.8);
}
.cursor-glow{
  position:fixed;top:0;left:0;width:520px;height:520px;border-radius:50%;
  pointer-events:none;z-index:0;opacity:0;transition:opacity .5s;
  background:radial-gradient(circle,rgba(99,102,241,.13),transparent 62%);
  transform:translate(-50%,-50%);
}
[data-theme="light"] .cursor-glow{background:radial-gradient(circle,rgba(99,102,241,.10),transparent 62%)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.09s}
.reveal[data-delay="2"]{transition-delay:.18s}
.reveal[data-delay="3"]{transition-delay:.27s}
.reveal[data-delay="4"]{transition-delay:.36s}
.reveal[data-delay="5"]{transition-delay:.45s}
.reveal[data-delay="6"]{transition-delay:.54s}

/* ── 3. COMPONENTS ─────────────────────────────────────────────────────── */
.eyebrow{
  display:inline-block;font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  font-weight:600;color:var(--cyan);margin-bottom:1rem;
}
.sec-head{max-width:760px;margin-bottom:clamp(2.5rem,5vw,4rem)}
.sec-title{font-size:clamp(2rem,4.4vw,3.35rem);margin-bottom:1.1rem}
.sec-sub{color:var(--muted);font-size:clamp(1rem,1.4vw,1.11rem);max-width:62ch}

.pill{
  display:inline-flex;align-items:center;gap:.6rem;padding:.45rem 1rem .45rem .75rem;
  border:1px solid var(--line-2);border-radius:999px;background:var(--surface);
  font-size:.82rem;color:var(--muted);backdrop-filter:blur(10px);margin-bottom:1.6rem;
}
.pill__dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(34,211,238,.6);animation:ping 2.4s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(34,211,238,.55)}70%{box-shadow:0 0 0 9px rgba(34,211,238,0)}100%{box-shadow:0 0 0 0 rgba(34,211,238,0)}}

.btn{
  --btn-bg:var(--surface-2);
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.82rem 1.5rem;border-radius:999px;border:1px solid var(--line-2);
  background:var(--btn-bg);font-weight:600;font-size:.95rem;cursor:pointer;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,border-color .3s;
  position:relative;overflow:hidden;white-space:nowrap;
}
.btn svg{width:1.05em;height:1.05em;transition:transform .3s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 12px 34px -12px rgba(99,102,241,.75)}
.btn--primary:hover{box-shadow:0 18px 44px -12px rgba(99,102,241,.95)}
.btn--primary::after{
  content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.35),transparent 80%);
  transform:translateX(-120%);transition:transform .7s var(--ease);
}
.btn--primary:hover::after{transform:translateX(120%)}
.btn--ghost{background:var(--surface);backdrop-filter:blur(8px)}
.btn--ghost:hover{border-color:var(--cyan);background:var(--surface-2)}
.btn--link{border:0;background:none;padding-inline:.2rem;color:var(--cyan)}
.btn--lg{padding:1rem 1.9rem;font-size:1rem}
.btn--sm{padding:.55rem 1.1rem;font-size:.85rem}
.btn--block{width:100%}

.icon-btn{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);cursor:pointer;transition:.25s;
}
.icon-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.icon-btn svg{width:19px;height:19px}
.icon-sun{display:none}
[data-theme="light"] .icon-sun{display:block}
[data-theme="light"] .icon-moon{display:none}

/* ── NAV ───────────────────────────────────────────────────────────────── */
.nav{
  position:fixed;inset-inline:0;top:0;z-index:100;
  transition:background .35s,border-color .35s,backdrop-filter .35s,padding .35s;
  border-bottom:1px solid transparent;padding-block:.9rem;
}
.nav.is-stuck{
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:blur(18px) saturate(150%);border-bottom-color:var(--line);padding-block:.5rem;
}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{display:inline-flex;align-items:center;gap:.65rem;font-family:var(--display);font-weight:800;letter-spacing:-.02em;font-size:1.12rem}
.brand__mark{width:34px;height:34px;flex:none}
.brand__dash{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.nav__links{display:flex;align-items:center;gap:.35rem}
.nav__links a{
  padding:.5rem .78rem;border-radius:999px;font-size:.92rem;color:var(--muted);
  font-weight:500;transition:color .25s,background .25s;position:relative;
}
.nav__links a:not(.nav__cta):hover,.nav__links a.is-active{color:var(--text);background:var(--surface)}
.nav__links .nav__cta{color:#fff;margin-left:.5rem}
.nav__tools{display:flex;align-items:center;gap:.6rem}
.burger{display:none;flex-direction:column;gap:5px;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--surface);cursor:pointer;align-items:center;justify-content:center}
.burger span{width:17px;height:2px;background:currentColor;border-radius:2px;transition:.3s var(--ease)}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── HERO ──────────────────────────────────────────────────────────────── */
.hero{position:relative;padding-top:clamp(6.5rem,11vw,9rem);padding-bottom:0;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:-1;pointer-events:none}
#starfield{position:absolute;inset:0;width:100%;height:100%;opacity:.55}
[data-theme="light"] #starfield{opacity:.25}
.orb{position:absolute;border-radius:50%;filter:blur(72px);opacity:.5;animation:drift 26s ease-in-out infinite;will-change:transform}
.orb--1{width:46vw;height:46vw;background:rgba(34,211,238,.34);top:-14vw;left:-8vw}
.orb--2{width:40vw;height:40vw;background:rgba(168,85,247,.32);top:2vw;right:-10vw;animation-delay:-7s}
.orb--3{width:34vw;height:34vw;background:rgba(99,102,241,.30);bottom:-14vw;left:32vw;animation-delay:-13s}
[data-theme="light"] .orb{opacity:.35;filter:blur(80px)}
@keyframes drift{0%,100%{transform:translate3d(0,0,0) scale(1)}33%{transform:translate3d(4vw,3vw,0) scale(1.09)}66%{transform:translate3d(-3vw,4vw,0) scale(.95)}}

.grid-plane{
  position:absolute;inset-inline:-20%;bottom:-6%;height:60%;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:58px 58px;
  transform:perspective(520px) rotateX(64deg);
  mask-image:linear-gradient(to top,#000 5%,transparent 78%);
  -webkit-mask-image:linear-gradient(to top,#000 5%,transparent 78%);
}
[data-theme="light"] .grid-plane{background-image:linear-gradient(rgba(10,15,35,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(10,15,35,.08) 1px,transparent 1px)}

.hero__inner{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(2rem,5vw,4rem);align-items:center;padding-bottom:clamp(3rem,7vw,5.5rem)}
.hero__title{font-size:clamp(2.4rem,5.2vw,4rem);font-weight:800;letter-spacing:-.038em;margin-bottom:1.3rem}
.hero__title .grad-text{display:block}
.hero__sub{color:var(--muted);font-size:clamp(1rem,1.45vw,1.12rem);max-width:54ch;margin-bottom:1.9rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-bottom:2.2rem}
.hero__trust{display:flex;flex-direction:column;gap:.6rem}
.hero__trust li{display:flex;align-items:center;gap:.6rem;font-size:.92rem;color:var(--muted)}
.hero__trust svg{width:16px;height:16px;color:var(--cyan);flex:none}

/* hero visual */
.deck{position:relative;isolation:isolate}
.deck__glow{position:absolute;inset:-14% -8%;background:var(--grad-soft);filter:blur(50px);border-radius:50%;z-index:-1}
.code-card{
  border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden;
  background:color-mix(in srgb,var(--bg-2) 88%,transparent);
  backdrop-filter:blur(16px);box-shadow:var(--shadow-glow);
  transition:transform .5s var(--ease);
}
.code-card__bar{display:flex;align-items:center;gap:.45rem;padding:.75rem 1rem;border-bottom:1px solid var(--line);background:var(--surface)}
.dot{width:10px;height:10px;border-radius:50%}
.dot--r{background:#ff5f57}.dot--y{background:#febc2e}.dot--g{background:#28c840}
.code-card__file{margin-left:auto;font-family:var(--mono);font-size:.74rem;color:var(--dim)}
.code-card__body{margin:0;padding:1.15rem 1.25rem 2.7rem;font-family:var(--mono);font-size:.795rem;line-height:1.85;overflow-x:auto}
.c-com{color:var(--dim)}
.c-key{color:var(--violet)}
.c-str{color:var(--cyan)}
.c-ok{color:#34d399}
.c-num{color:var(--amber)}
.c-dim{color:var(--dim)}
.c-cursor{color:var(--cyan);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

.float-chip{
  position:absolute;display:flex;align-items:center;gap:.7rem;padding:.7rem .95rem;
  border:1px solid var(--line-2);border-radius:14px;font-size:.78rem;
  background:color-mix(in srgb,var(--bg-2) 92%,transparent);backdrop-filter:blur(14px);
  box-shadow:var(--shadow);animation:bob 6s ease-in-out infinite;
}
.float-chip strong{display:block;font-size:.85rem;font-family:var(--display)}
.float-chip span{color:var(--dim);font-size:.72rem}
.float-chip--a{top:-1.7rem;right:-.4rem}
.float-chip--b{bottom:-1.6rem;left:-1.4rem;animation-delay:-3s}
.float-chip__ico{
  display:grid;place-items:center;width:38px;height:38px;border-radius:10px;
  background:var(--grad);color:#fff;font-weight:700;font-size:.66rem;
}
.float-chip__spark{display:flex;align-items:flex-end;gap:3px;height:34px;width:38px}
.float-chip__spark i{flex:1;background:var(--grad);border-radius:2px;animation:spark 1.6s ease-in-out infinite}
.float-chip__spark i:nth-child(1){animation-delay:0s}.float-chip__spark i:nth-child(2){animation-delay:.12s}
.float-chip__spark i:nth-child(3){animation-delay:.24s}.float-chip__spark i:nth-child(4){animation-delay:.36s}
.float-chip__spark i:nth-child(5){animation-delay:.48s}.float-chip__spark i:nth-child(6){animation-delay:.6s}
.float-chip__spark i:nth-child(7){animation-delay:.72s}
@keyframes spark{0%,100%{height:22%}50%{height:100%}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

.orbit{position:absolute;inset:-8%;pointer-events:none;z-index:-1}
.orbit__badge{
  position:absolute;top:50%;left:50%;width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;font-size:.72rem;font-weight:700;
  border:1px solid var(--line-2);background:color-mix(in srgb,var(--bg-2) 90%,transparent);
  backdrop-filter:blur(8px);color:var(--muted);
  animation:orbit 26s linear infinite;animation-delay:calc(var(--i) * -6.5s);
}
@keyframes orbit{
  from{transform:rotate(0deg) translateX(min(24vw,240px)) rotate(0deg)}
  to{transform:rotate(360deg) translateX(min(24vw,240px)) rotate(-360deg)}
}

/* marquee */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding-block:1rem;background:var(--surface)}
.marquee__track{display:flex;align-items:center;gap:1.6rem;width:max-content;animation:scrollx 38s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{font-family:var(--display);font-weight:600;font-size:clamp(.95rem,1.6vw,1.15rem);color:var(--muted);white-space:nowrap}
.marquee__track i{width:5px;height:5px;border-radius:50%;background:var(--grad);flex:none}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ── STATS ─────────────────────────────────────────────────────────────── */
.stats{padding-block:clamp(3rem,6vw,4.5rem);border-bottom:1px solid var(--line)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.stat{text-align:center;padding:1.2rem .6rem;border-radius:var(--r);transition:background .35s}
.stat:hover{background:var(--surface)}
.stat__num{
  display:block;font-family:var(--display);font-weight:800;font-size:clamp(2rem,4vw,2.9rem);
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent;letter-spacing:-.03em;
}
.stat__label{display:block;color:var(--muted);font-size:.88rem;margin-top:.35rem;max-width:26ch;margin-inline:auto}

/* ── SERVICES ──────────────────────────────────────────────────────────── */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.15rem}
.svc{
  position:relative;padding:1.9rem 1.7rem;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);overflow:hidden;transition:transform .45s var(--ease),border-color .45s,background .45s;
}
.svc::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .45s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(99,102,241,.16),transparent 62%);
}
.svc:hover{transform:translateY(-6px);border-color:var(--line-2);background:var(--surface-2)}
.svc:hover::before{opacity:1}
.svc__ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;margin-bottom:1.25rem;
  background:var(--grad-soft);border:1px solid var(--line-2);color:var(--cyan);position:relative;
}
.svc__ico svg{width:24px;height:24px}
.svc h3{font-size:1.16rem;margin-bottom:.6rem;position:relative}
.svc p{color:var(--muted);font-size:.94rem;position:relative}
.svc__tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.1rem;position:relative}
.svc__tags li{font-size:.71rem;padding:.24rem .6rem;border-radius:999px;border:1px solid var(--line);color:var(--dim);background:var(--bg)}

/* ── WHY ───────────────────────────────────────────────────────────────── */
.why__wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.why__left{position:sticky;top:100px}
.why__cta{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;margin-top:1.9rem}
.why__grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.why-card{
  padding:1.6rem 1.45rem;border:1px solid var(--line);border-radius:var(--r);
  background:var(--surface);transition:transform .4s var(--ease),border-color .4s;
}
.why-card:hover{transform:translateY(-5px);border-color:var(--cyan)}
.why-card__n{
  font-family:var(--mono);font-size:.76rem;color:var(--cyan);letter-spacing:.1em;
  display:block;margin-bottom:.75rem;
}
.why-card h3{font-size:1.05rem;margin-bottom:.45rem}
.why-card p{color:var(--muted);font-size:.9rem}

/* ── TIMELINE ──────────────────────────────────────────────────────────── */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;position:relative}
.timeline::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,transparent,var(--indigo),var(--violet),transparent);opacity:.5;
}
.tl{position:relative;display:flex;flex-direction:column}
.tl__step{
  display:grid;place-items:center;width:54px;height:54px;border-radius:50%;
  font-family:var(--display);font-weight:700;font-size:.95rem;margin-bottom:1.3rem;
  border:1px solid var(--line-2);background:var(--bg);color:var(--text);
  position:relative;z-index:1;transition:.4s var(--ease);
}
.tl:hover .tl__step{background:var(--grad);color:#fff;border-color:transparent;transform:scale(1.08);box-shadow:0 12px 30px -10px rgba(99,102,241,.8)}
.tl__body{display:flex;flex-direction:column;flex:1}
.tl__body h3{font-size:1.1rem;margin-bottom:.5rem}
.tl__body p{color:var(--muted);font-size:.9rem;margin-bottom:.7rem}
.tl__meta{font-family:var(--mono);font-size:.72rem;color:var(--cyan);margin-top:auto}

/* ── WORK ──────────────────────────────────────────────────────────────── */
.work-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.3rem}
.work{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface);
  transition:transform .45s var(--ease),border-color .45s;
}
.work:hover{transform:translateY(-6px);border-color:var(--line-2)}
.work__visual{height:190px;position:relative;display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
.work__visual--fin{background:linear-gradient(140deg,rgba(34,211,238,.16),rgba(99,102,241,.07));color:var(--cyan)}
.work__visual--log{background:linear-gradient(140deg,rgba(168,85,247,.16),rgba(99,102,241,.07));color:var(--violet)}
.work__visual--hea{background:linear-gradient(140deg,rgba(52,211,153,.16),rgba(34,211,238,.07));color:#34d399}
.work__visual--ret{background:linear-gradient(140deg,rgba(251,191,36,.16),rgba(168,85,247,.07));color:var(--amber)}
.work__body{padding:1.6rem 1.55rem 1.8rem}
.work__tag{display:inline-block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);font-weight:600;margin-bottom:.6rem}
.work h3{font-size:1.22rem;margin-bottom:.6rem}
.work p{color:var(--muted);font-size:.94rem}
.work__stack{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.1rem}
.work__stack li{font-size:.71rem;padding:.24rem .6rem;border-radius:999px;border:1px solid var(--line);color:var(--dim)}

/* work mock visuals */
.mock-ui{width:74%;display:flex;flex-direction:column;gap:.7rem}
.mock-ui__row{display:flex;gap:.5rem}
.mock-ui__row i{height:8px;border-radius:4px;background:currentColor;opacity:.35;width:var(--w)}
.mock-ui__bars{display:flex;align-items:flex-end;gap:.45rem;height:74px}
.mock-ui__bars b{flex:1;height:var(--h);border-radius:4px 4px 2px 2px;background:currentColor;opacity:.6;animation:grow 3.4s var(--ease) infinite alternate}
.mock-ui__bars b:nth-child(2){animation-delay:.2s}.mock-ui__bars b:nth-child(3){animation-delay:.4s}
.mock-ui__bars b:nth-child(4){animation-delay:.6s}.mock-ui__bars b:nth-child(5){animation-delay:.8s}
.mock-ui__bars b:nth-child(6){animation-delay:1s}
@keyframes grow{from{transform:scaleY(.55);transform-origin:bottom}to{transform:scaleY(1)}}

.mock-map{position:relative;width:78%;height:70%}
.mock-map svg{width:100%;height:100%;opacity:.7}
.pin{position:absolute;width:12px;height:12px;border-radius:50%;background:currentColor;box-shadow:0 0 0 0 currentColor;animation:ping2 2.6s infinite}
.pin--1{top:74%;left:8%}.pin--2{top:52%;left:47%;animation-delay:.6s}.pin--3{top:16%;left:86%;animation-delay:1.2s}
@keyframes ping2{0%{box-shadow:0 0 0 0 rgba(255,255,255,.35)}70%{box-shadow:0 0 0 13px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}

.mock-pulse{width:80%}
.mock-pulse svg{width:100%;opacity:.85}
.mock-pulse polyline{stroke-dasharray:400;stroke-dashoffset:400;animation:draw 3.6s var(--ease) infinite}
@keyframes draw{0%{stroke-dashoffset:400}55%,100%{stroke-dashoffset:0}}

.mock-cards{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;width:60%}
.mock-cards span{height:52px;border-radius:9px;background:currentColor;opacity:.28;animation:bob 5s ease-in-out infinite}
.mock-cards span:nth-child(2){animation-delay:.3s;opacity:.45}
.mock-cards span:nth-child(3){animation-delay:.6s;opacity:.45}
.mock-cards span:nth-child(4){animation-delay:.9s}

/* ── TECH ──────────────────────────────────────────────────────────────── */
.tech{border:1px solid var(--line);border-radius:var(--r-xl);background:var(--surface);overflow:hidden}
.tech__tabs{display:flex;flex-wrap:wrap;gap:.3rem;padding:1rem;border-bottom:1px solid var(--line)}
.tech__tab{
  padding:.55rem 1.1rem;border-radius:999px;border:1px solid transparent;background:none;
  color:var(--muted);font-size:.9rem;font-weight:500;cursor:pointer;transition:.25s;
}
.tech__tab:hover{color:var(--text);background:var(--surface-2)}
.tech__tab.is-active{background:var(--grad);color:#fff;border-color:transparent}
.tech__panels{padding:clamp(1.4rem,3vw,2.4rem)}
.tech__panel{display:none;flex-wrap:wrap;gap:.6rem}
.tech__panel.is-active{display:flex;animation:fadein .45s var(--ease)}
.tech__panel span{
  padding:.62rem 1.15rem;border-radius:12px;border:1px solid var(--line);
  background:var(--bg);font-size:.9rem;font-weight:500;color:var(--muted);transition:.3s var(--ease);
}
.tech__panel span:hover{color:var(--text);border-color:var(--cyan);transform:translateY(-3px)}
@keyframes fadein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ── PLANS ─────────────────────────────────────────────────────────────── */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;align-items:start}
.plan{
  padding:2rem 1.8rem;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);position:relative;transition:transform .45s var(--ease),border-color .45s;
}
.plan:hover{transform:translateY(-6px)}
.plan--featured{
  border-color:transparent;background:var(--bg-2);
  box-shadow:var(--shadow-glow);
}
.plan--featured::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;
  background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.plan__badge{
  position:absolute;top:-.85rem;left:1.8rem;padding:.28rem .85rem;border-radius:999px;
  background:var(--grad);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
}
.plan__name{font-size:1.25rem;margin-bottom:.5rem}
.plan__for{color:var(--muted);font-size:.9rem;min-height:3.2em}
.plan__price{font-family:var(--display);font-size:2.1rem;font-weight:800;letter-spacing:-.03em;margin:1.2rem 0 .3rem;display:flex;align-items:baseline;gap:.4rem;flex-wrap:wrap}
.plan__from{font-size:.8rem;font-weight:500;color:var(--dim);letter-spacing:0}
.plan__per{font-size:.9rem;font-weight:500;color:var(--muted)}
.plan__alt{font-size:.82rem;font-weight:500;color:var(--dim);font-family:var(--font)}
.plan__list{display:flex;flex-direction:column;gap:.6rem;margin:1.4rem 0 1.8rem}
.plan__list li{position:relative;padding-left:1.6rem;color:var(--muted);font-size:.92rem}
.plan__list li::before{
  content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;
  border-left:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg);
}

/* ── FAQ ───────────────────────────────────────────────────────────────── */
.faq__wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.faq__head{position:sticky;top:100px}
.faq__head .btn{margin-top:1.6rem}
.faq{display:flex;flex-direction:column;gap:.7rem}
.faq__item{
  border:1px solid var(--line);border-radius:var(--r);background:var(--surface);
  overflow:hidden;transition:border-color .35s,background .35s;
}
.faq__item[open]{border-color:var(--line-2);background:var(--surface-2)}
.faq__item summary{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;cursor:pointer;
  padding:1.15rem 1.35rem;font-family:var(--display);font-weight:600;font-size:1.02rem;list-style:none;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__ico{position:relative;width:18px;height:18px;flex:none}
.faq__ico::before,.faq__ico::after{
  content:"";position:absolute;background:var(--cyan);border-radius:2px;transition:transform .35s var(--ease);
}
.faq__ico::before{inset:8px 0 8px 0;height:2px}
.faq__ico::after{inset:0 8px 0 8px;width:2px}
.faq__item[open] .faq__ico::after{transform:rotate(90deg) scaleX(0)}
.faq__ans{padding:0 1.35rem 1.3rem}
.faq__ans p{color:var(--muted);font-size:.95rem}

/* ── CTA BAND ──────────────────────────────────────────────────────────── */
.cta-band{position:relative;padding-block:clamp(4rem,8vw,6.5rem);overflow:hidden;background:var(--bg-2);border-block:1px solid var(--line)}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.55;
  background:radial-gradient(70% 120% at 50% 110%,rgba(99,102,241,.42),transparent 68%);
}
.cta-band__inner{position:relative;text-align:center;max-width:720px;margin-inline:auto}
.cta-band h2{font-size:clamp(1.9rem,4.2vw,3rem);margin-bottom:1rem}
.cta-band p{color:var(--muted);margin-bottom:2rem;font-size:1.05rem}

/* ── CONTACT ───────────────────────────────────────────────────────────── */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.contact__list{display:flex;flex-direction:column;gap:1.35rem;margin-top:2.2rem}
.contact__list li{display:flex;gap:1rem;align-items:flex-start}
.contact__ico{
  display:grid;place-items:center;width:42px;height:42px;border-radius:12px;flex:none;
  background:var(--grad-soft);border:1px solid var(--line-2);color:var(--cyan);
}
.contact__ico svg{width:20px;height:20px}
.contact__list strong{display:block;font-family:var(--display);font-size:.95rem;margin-bottom:.15rem}
.contact__list a,.contact__list span{color:var(--muted);font-size:.92rem}
.contact__list a:hover{color:var(--cyan)}

.form{
  padding:clamp(1.5rem,3vw,2.2rem);border:1px solid var(--line);border-radius:var(--r-xl);
  background:var(--surface);box-shadow:var(--shadow);
}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{display:flex;flex-direction:column;gap:.42rem;margin-bottom:1rem}
.field label{font-size:.82rem;font-weight:600;color:var(--muted);letter-spacing:.01em}
.field input,.field select,.field textarea{
  padding:.85rem 1rem;border-radius:12px;border:1px solid var(--line);
  background:var(--bg);font-size:.94rem;transition:border-color .25s,box-shadow .25s;width:100%;
}
.field textarea{resize:vertical;min-height:120px;font-family:inherit}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.15)
}
.field.has-err input,.field.has-err textarea{border-color:#f87171}
.err{color:#f87171;font-size:.76rem;min-height:1em}
.hp{position:absolute;left:-9999px;opacity:0}
.form__note{color:var(--dim);font-size:.8rem;text-align:center;margin-top:.9rem}
.form__status{margin-top:.9rem;font-size:.9rem;text-align:center;padding:0;border-radius:12px;transition:.3s}
.form__status.ok{padding:.85rem;color:#34d399;background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.3)}
.form__status.bad{padding:.85rem;color:#f87171;background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.3)}
.btn__spin{
  display:none;width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .7s linear infinite;
}
.is-loading .btn__spin{display:block}
.is-loading{pointer-events:none;opacity:.85}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── FOOTER ────────────────────────────────────────────────────────────── */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding-top:clamp(3rem,6vw,4.5rem)}
.footer__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2.5rem}
.footer__brand p{color:var(--muted);font-size:.92rem;margin:1rem 0 1.3rem;max-width:38ch}
.socials{display:flex;gap:.6rem}
.socials a{
  display:grid;place-items:center;width:38px;height:38px;border-radius:11px;
  border:1px solid var(--line);color:var(--muted);transition:.28s;
}
.socials a:hover{color:#fff;background:var(--grad);border-color:transparent;transform:translateY(-3px)}
.socials svg{width:17px;height:17px}
.footer__col{display:flex;flex-direction:column;gap:.55rem}
.footer__col h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text);margin-bottom:.5rem}
.footer__col a,.footer__col span{color:var(--muted);font-size:.9rem;transition:color .25s}
.footer__col a:hover{color:var(--cyan)}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);margin-top:clamp(2.5rem,5vw,3.5rem);padding-block:1.5rem;
  color:var(--dim);font-size:.85rem;
}
.footer__legal{display:flex;gap:1.3rem}
.footer__legal a:hover{color:var(--cyan)}

/* back to top */
.to-top{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:90;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;border:1px solid var(--line-2);
  background:color-mix(in srgb,var(--bg-2) 88%,transparent);backdrop-filter:blur(12px);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.35s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--grad);color:#fff;border-color:transparent}
.to-top svg{width:19px;height:19px}

/* ── 5. RESPONSIVE ─────────────────────────────────────────────────────── */
@media (max-width:1080px){
  .svc-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr 1fr}
  .timeline::before{display:none}
  .footer__top{grid-template-columns:1fr 1fr 1fr}
  .footer__brand{grid-column:1/-1}
}
@media (max-width:900px){
  .nav__links{
    position:fixed;inset:0 0 auto;top:0;padding:6rem 1.5rem 2.5rem;
    flex-direction:column;align-items:stretch;gap:.3rem;
    background:color-mix(in srgb,var(--bg) 96%,transparent);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);
    transform:translateY(-105%);transition:transform .45s var(--ease);z-index:1;
  }
  .brand,.nav__tools{position:relative;z-index:2}
  .nav__links.is-open{transform:none}
  .nav__links a{padding:.85rem 1rem;font-size:1.05rem}
  .nav__links .nav__cta{margin-left:0;margin-top:.6rem;justify-content:center}
  .burger{display:flex}
  .hero__inner{grid-template-columns:1fr}
  .hero__visual{margin-top:2.5rem}
  .orbit{display:none}
  .why__wrap,.faq__wrap,.contact{grid-template-columns:1fr}
  .why__left,.faq__head{position:static}
  .plans{grid-template-columns:1fr}
  .plan--featured{order:-1}
  .work-grid{grid-template-columns:1fr}
  .stats__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
  .svc-grid{grid-template-columns:1fr}
  .why__grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr 1fr}
  .float-chip--a{right:-.2rem;top:-1rem;transform:scale(.88)}
  .float-chip--b{left:-.4rem;bottom:-1rem;transform:scale(.88)}
  .hero__actions .btn{width:100%}
  .pill{font-size:.71rem;padding:.4rem .85rem .4rem .68rem;gap:.45rem}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* keep the terminal card dark in light theme (it reads as a real terminal) */
[data-theme="light"] .code-card{background:#0b1020;border-color:rgba(255,255,255,.14);color:#eef1f8}
[data-theme="light"] .code-card__bar{background:rgba(255,255,255,.05);border-bottom-color:rgba(255,255,255,.09)}
[data-theme="light"] .code-card__file,[data-theme="light"] .c-com,[data-theme="light"] .c-dim{color:#8d97b0}

/* ==========================================================================
   6. MOTION LAYER + AI SECTION
   ========================================================================== */

/* ── shared bits ───────────────────────────────────────────────────────── */
.live-dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;background:#34d399;
  margin-right:.45rem;vertical-align:middle;animation:pingGreen 2.1s infinite;
}
@keyframes pingGreen{
  0%{box-shadow:0 0 0 0 rgba(52,211,153,.55)}
  70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}
  100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}
}

/* nav "AI" gets a quiet pulse so the eye finds it */
.nav__ai{position:relative}
.nav__ai-dot{
  position:absolute;top:7px;right:3px;width:5px;height:5px;border-radius:50%;
  background:var(--cyan);animation:ping 2.4s infinite;
}

/* rotating pill copy */
.pill__rot{display:inline-block;transition:opacity .35s var(--ease),transform .35s var(--ease)}
.pill__rot.is-out{opacity:0;transform:translateY(-7px)}

/* rotating headline word */
.hero__line{
  display:block;background:var(--grad);-webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent;
}
.rot{display:inline-block;height:1.1em;overflow:hidden;vertical-align:bottom}
.rot__list{display:block;animation:rotwords 13s cubic-bezier(.76,0,.24,1) infinite}
.rot__list b{
  display:block;height:1.1em;line-height:1.1;font-weight:inherit;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent;
}
@keyframes rotwords{
  0%,13%{transform:translateY(0)}
  17%,30%{transform:translateY(-1.1em)}
  34%,47%{transform:translateY(-2.2em)}
  51%,64%{transform:translateY(-3.3em)}
  68%,81%{transform:translateY(-4.4em)}
  85%,100%{transform:translateY(-5.5em)}
}

/* word-by-word heading reveal */
.sec-title .w{
  display:inline-block;opacity:0;transform:translateY(20px) rotate(1.5deg);
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
.sec-title.split-in .w{opacity:1;transform:none}

/* animated border sweep on service cards */
.svc::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad);opacity:0;transition:opacity .45s;pointer-events:none;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.svc:hover::after{opacity:.6}
.svc:hover .svc__ico{transform:translateY(-3px) rotate(-6deg);border-color:var(--cyan)}
.svc__ico{transition:transform .45s var(--ease),border-color .45s}

/* timeline connector draws itself in */
.timeline::before{transform:scaleX(0);transform-origin:left;transition:transform 1.6s var(--ease)}
.timeline.anim-in::before{transform:scaleX(1)}

/* work cards are tilt-driven from JS, so drop the CSS hover transform */
.work:hover{transform:none}
.work{transition:transform .35s var(--ease),border-color .45s}

/* ── AI SECTION ────────────────────────────────────────────────────────── */
.ai{position:relative;overflow:hidden;background:var(--bg-2);border-block:1px solid var(--line)}
.ai__aurora{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.ai__aurora::before,.ai__aurora::after{
  content:"";position:absolute;width:44vw;height:44vw;border-radius:50%;
  filter:blur(72px);opacity:.34;animation:drift 30s ease-in-out infinite;
}
.ai__aurora::before{background:rgba(34,211,238,.5);top:-16vw;left:-10vw}
.ai__aurora::after{background:rgba(168,85,247,.5);bottom:-18vw;right:-12vw;animation-delay:-14s}
[data-theme="light"] .ai__aurora::before,[data-theme="light"] .ai__aurora::after{opacity:.22}
.ai .container{position:relative}

.sec-head--center{margin-inline:auto;text-align:center;max-width:800px}
.sec-head--center .sec-sub{margin-inline:auto}

.ai__grid{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(1.6rem,3.5vw,3rem);align-items:start}
.ai-caps{display:grid;gap:.85rem}
.ai-cap{
  display:flex;gap:1rem;padding:1.1rem 1.2rem;border:1px solid var(--line);
  border-radius:var(--r);background:var(--surface);
  transition:transform .4s var(--ease),border-color .4s,background .4s;
}
.ai-cap:hover{transform:translateX(6px);border-color:var(--cyan);background:var(--surface-2)}
.ai-cap__ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex:none;
  background:var(--grad-soft);border:1px solid var(--line-2);color:var(--cyan);
  transition:transform .4s var(--ease);
}
.ai-cap:hover .ai-cap__ico{transform:rotate(-8deg) scale(1.06)}
.ai-cap__ico svg{width:20px;height:20px}
.ai-cap h3{font-size:1rem;margin-bottom:.3rem}
.ai-cap p{color:var(--muted);font-size:.875rem}
.ai-cap em{font-style:normal;font-weight:600;color:var(--text)}

/* live assistant demo */
.ai-demo{
  position:sticky;top:100px;border:1px solid var(--line-2);border-radius:var(--r-lg);
  background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-glow);overflow:hidden;
}
.ai-demo__bar{display:flex;align-items:center;gap:.7rem;padding:.85rem 1rem;border-bottom:1px solid var(--line);background:var(--surface)}
.ai-demo__avatar{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--grad);color:#fff;flex:none}
.ai-demo__avatar svg{width:18px;height:18px;animation:spin 9s linear infinite}
.ai-demo__id strong{display:block;font-family:var(--display);font-size:.9rem;line-height:1.3}
.ai-demo__id span{font-size:.71rem;color:var(--dim);display:flex;align-items:center}
.ai-demo__id .live-dot{width:6px;height:6px}
.ai-demo__badge{
  margin-left:auto;font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  padding:.22rem .55rem;border-radius:999px;border:1px solid rgba(52,211,153,.4);color:#34d399;
}
.ai-demo__body{min-height:352px;padding:1.15rem;display:flex;flex-direction:column;gap:.7rem;font-size:.86rem}
.msg{max-width:88%;padding:.7rem .9rem;border-radius:15px;line-height:1.56;animation:msgin .45s var(--ease) both}
.msg--user{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:5px}
.msg--bot{align-self:flex-start;background:var(--surface-2);border:1px solid var(--line);border-bottom-left-radius:5px}
.msg__cite{
  display:inline-flex;align-items:center;gap:.35rem;margin-top:.55rem;font-size:.69rem;
  color:var(--cyan);border:1px solid var(--line);border-radius:999px;padding:.16rem .6rem;background:var(--bg);
}
.msg--think{display:flex;gap:5px;align-items:center;padding:.85rem .95rem}
.msg--think i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:think 1.25s infinite}
.msg--think i:nth-child(2){animation-delay:.15s}
.msg--think i:nth-child(3){animation-delay:.3s}
@keyframes think{0%,62%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-5px)}}
@keyframes msgin{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.ai-demo__foot{display:flex;align-items:center;gap:.6rem;padding:.8rem 1rem;border-top:1px solid var(--line);background:var(--surface)}
.ai-demo__input{flex:1;color:var(--dim);font-size:.84rem}
.ai-demo__send{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--grad);color:#fff;flex:none}
.ai-demo__send svg{width:16px;height:16px}

/* pipeline */
.pipe{
  margin-top:clamp(2.5rem,5vw,4rem);padding:clamp(1.6rem,3vw,2.4rem);
  border:1px solid var(--line);border-radius:var(--r-xl);background:var(--surface);
}
.pipe__head{text-align:center;margin-bottom:2rem}
.pipe__head h3{font-size:clamp(1.15rem,2vw,1.4rem);margin-bottom:.4rem}
.pipe__head p{color:var(--muted);font-size:.92rem}
.pipe__flow{display:flex;align-items:stretch}
.pipe__node{
  flex:1;text-align:center;padding:1.15rem .7rem;border:1px solid var(--line);
  border-radius:var(--r);background:var(--bg);
  opacity:0;transform:translateY(16px);
  transition:opacity .6s var(--ease),transform .6s var(--ease),border-color .35s;
}
.pipe.anim-in .pipe__node{opacity:1;transform:none;transition-delay:calc(var(--n) * .13s)}
.pipe__node:hover{border-color:var(--cyan)}
.pipe__ico{
  display:inline-grid;place-items:center;width:32px;height:32px;border-radius:9px;
  font-family:var(--mono);font-size:.69rem;background:var(--grad-soft);
  border:1px solid var(--line-2);color:var(--cyan);margin-bottom:.6rem;
}
.pipe__node strong{display:block;font-family:var(--display);font-size:.9rem;margin-bottom:.18rem}
.pipe__sub{font-size:.73rem;color:var(--dim)}
.pipe__node--end{border-color:rgba(52,211,153,.32)}
.pipe__node--end .pipe__ico{color:#34d399}
.pipe__link{flex:0 0 44px;align-self:center;position:relative;height:2px;background:var(--line-2)}
.pipe__link i{
  position:absolute;top:-3px;left:0;width:8px;height:8px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 10px rgba(34,211,238,.9);opacity:0;
}
.pipe.anim-in .pipe__link i{animation:flow 2.6s linear infinite}
.pipe.anim-in .pipe__flow > div:nth-child(4) i{animation-delay:.35s}
.pipe.anim-in .pipe__flow > div:nth-child(6) i{animation-delay:.7s}
.pipe.anim-in .pipe__flow > div:nth-child(8) i{animation-delay:1.05s}
@keyframes flow{0%{left:0;opacity:0}18%{opacity:1}82%{opacity:1}100%{left:calc(100% - 8px);opacity:0}}

/* AI stack marquee */
.ai-marquee{
  margin-top:clamp(1.8rem,3vw,2.4rem);overflow:hidden;padding-block:.5rem;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);
}
.ai-marquee__track{display:flex;gap:.55rem;width:max-content;animation:scrollx 48s linear infinite reverse}
.ai-marquee:hover .ai-marquee__track{animation-play-state:paused}
.ai-marquee__track span{
  padding:.45rem 1rem;border:1px solid var(--line);border-radius:999px;font-size:.82rem;
  color:var(--muted);background:var(--bg);white-space:nowrap;transition:.3s var(--ease);
}
.ai-marquee__track span:hover{color:var(--text);border-color:var(--cyan)}
.ai__note{text-align:center;color:var(--dim);font-size:.9rem;max-width:62ch;margin:1.5rem auto 0}

/* ── responsive for the new bits ───────────────────────────────────────── */
@media (max-width:1080px){
  .pipe__flow{flex-wrap:wrap;gap:.7rem;justify-content:center}
  .pipe__node{flex:1 1 30%;min-width:170px}
  .pipe__link{display:none}
}
@media (max-width:900px){
  .ai__grid{grid-template-columns:1fr}
  .ai-demo{position:static;order:-1}
}
@media (max-width:620px){
  .pipe__node{flex:1 1 100%}
  .ai-cap{padding:1rem}
}

@media (prefers-reduced-motion:reduce){
  .sec-title .w{opacity:1;transform:none}
  .pipe__node{opacity:1;transform:none}
  .timeline::before{transform:scaleX(1)}
  .rot__list{animation:none}
}

/* ==========================================================================
   7. CHAT ASSISTANT
   ========================================================================== */
.contact__wa{display:inline-block;margin-left:.5rem;color:var(--cyan)!important;font-size:.85rem}
.contact__wa:hover{text-decoration:underline}

/* back-to-top moves up so it never collides with the chat launcher */
.to-top{bottom:5.9rem}

.chat-fab{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:130;
  width:58px;height:58px;border-radius:50%;border:0;cursor:pointer;
  display:grid;place-items:center;color:#fff;background:var(--grad);
  box-shadow:0 14px 34px -10px rgba(99,102,241,.85);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.chat-fab:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 20px 44px -10px rgba(99,102,241,1)}
.chat-fab svg{width:25px;height:25px;grid-area:1/1;transition:opacity .3s var(--ease),transform .3s var(--ease)}
.chat-fab__shut{opacity:0;transform:rotate(-90deg) scale(.6)}
.chat-fab.is-open .chat-fab__open{opacity:0;transform:rotate(90deg) scale(.6)}
.chat-fab.is-open .chat-fab__shut{opacity:1;transform:none}
.chat-fab__ping{
  position:absolute;inset:0;border-radius:50%;border:2px solid var(--cyan);
  animation:fabping 2.8s ease-out infinite;pointer-events:none;
}
.chat-fab.is-open .chat-fab__ping{display:none}
@keyframes fabping{0%{opacity:.7;transform:scale(1)}70%,100%{opacity:0;transform:scale(1.65)}}
.chat-fab__nudge{
  position:absolute;right:calc(100% + .7rem);top:50%;transform:translateY(-50%) translateX(8px);
  white-space:nowrap;font-size:.8rem;font-weight:600;padding:.5rem .85rem;border-radius:999px;
  background:color-mix(in srgb,var(--bg-2) 94%,transparent);color:var(--text);
  border:1px solid var(--line-2);box-shadow:var(--shadow);backdrop-filter:blur(10px);
  opacity:0;pointer-events:none;transition:opacity .45s var(--ease),transform .45s var(--ease);
}
.chat-fab__nudge.show{opacity:1;transform:translateY(-50%)}
.chat-fab.is-open .chat-fab__nudge{opacity:0}

.chat{
  position:fixed;right:1.4rem;bottom:calc(1.4rem + 58px + .8rem);z-index:129;
  width:min(392px,calc(100vw - 2.8rem));max-height:min(620px,calc(100vh - 8rem));
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line-2);border-radius:var(--r-lg);
  background:color-mix(in srgb,var(--bg) 96%,transparent);backdrop-filter:blur(18px);
  box-shadow:0 30px 70px -20px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.05);
  opacity:0;transform:translateY(14px) scale(.97);transform-origin:bottom right;
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.chat.is-open{opacity:1;transform:none}
body.chat-open .to-top{opacity:0;visibility:hidden}

.chat__head{display:flex;align-items:center;gap:.7rem;padding:.9rem 1rem;border-bottom:1px solid var(--line);background:var(--surface);flex:none}
.chat__avatar{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:var(--grad);color:#fff;flex:none}
.chat__avatar svg{width:19px;height:19px;animation:spin 9s linear infinite}
.chat__who{min-width:0}
.chat__who strong{display:block;font-family:var(--display);font-size:.94rem;line-height:1.3}
.chat__who span{display:flex;align-items:center;font-size:.7rem;color:var(--dim)}
.chat__who .live-dot{width:6px;height:6px}
.chat__close{margin-left:auto;width:32px;height:32px;border-radius:9px;border:1px solid var(--line);background:none;color:var(--muted);cursor:pointer;display:grid;place-items:center;flex:none;transition:.25s}
.chat__close:hover{color:var(--text);border-color:var(--line-2);background:var(--surface-2)}
.chat__close svg{width:15px;height:15px}

.chat__log{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.6rem;font-size:.875rem;scrollbar-width:thin}
.chat__log::-webkit-scrollbar{width:6px}
.chat__log::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}

.cmsg{max-width:86%;padding:.65rem .85rem;border-radius:14px;line-height:1.55;animation:msgin .35s var(--ease) both;overflow-wrap:anywhere}
.cmsg--bot{align-self:flex-start;background:var(--surface-2);border:1px solid var(--line);border-bottom-left-radius:5px}
.cmsg--me{align-self:flex-end;background:var(--grad);color:#fff;border-bottom-right-radius:5px}
.cmsg strong{font-weight:650}
.cmsg a{color:var(--cyan);text-decoration:underline;text-underline-offset:2px}
.cmsg--me a{color:#fff}
.cmsg ul{margin:.45rem 0 0;display:flex;flex-direction:column;gap:.3rem}
.cmsg li{position:relative;padding-left:.95rem;color:var(--muted)}
.cmsg li::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--cyan)}
.cmsg--bot .cmsg__note{display:block;margin-top:.5rem;font-size:.74rem;color:var(--dim)}
.cmsg--typing{display:flex;gap:5px;align-items:center;padding:.8rem .9rem}
.cmsg--typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:think 1.25s infinite}
.cmsg--typing i:nth-child(2){animation-delay:.15s}
.cmsg--typing i:nth-child(3){animation-delay:.3s}

.chat__chips{display:flex;flex-wrap:wrap;gap:.35rem;padding:0 1rem .7rem;flex:none}
.chat__chips:empty{display:none}
.chip{
  padding:.4rem .75rem;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);
  color:var(--muted);font-size:.78rem;font-weight:500;cursor:pointer;
  transition:.25s var(--ease);animation:msgin .3s var(--ease) both;
}
.chip:hover{color:var(--text);border-color:var(--cyan);background:var(--surface-2);transform:translateY(-1px)}

.chat__form{display:flex;align-items:center;gap:.5rem;padding:.7rem;border-top:1px solid var(--line);background:var(--surface);flex:none}
.chat__form input{
  flex:1;min-width:0;padding:.65rem .9rem;border-radius:999px;border:1px solid var(--line);
  background:var(--bg);font-size:.87rem;transition:border-color .25s,box-shadow .25s;
}
.chat__form input::placeholder{color:var(--dim)}
.chat__form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.14)}
.chat__send{width:38px;height:38px;flex:none;border-radius:50%;border:0;background:var(--grad);color:#fff;cursor:pointer;display:grid;place-items:center;transition:transform .25s var(--ease)}
.chat__send:hover{transform:scale(1.08)}
.chat__send svg{width:17px;height:17px}

.chat__foot{display:flex;border-top:1px solid var(--line);flex:none}
.chat__foot a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;
  padding:.65rem .4rem;font-size:.76rem;font-weight:600;color:var(--muted);transition:.25s;
}
.chat__foot a+a{border-left:1px solid var(--line)}
.chat__foot a:hover{color:var(--cyan);background:var(--surface)}
.chat__foot svg{width:14px;height:14px}

@media (max-width:620px){
  .chat{
    right:0;left:0;bottom:0;width:100%;max-height:88vh;height:88vh;
    border-radius:var(--r-lg) var(--r-lg) 0 0;border-bottom:0;transform-origin:bottom center;
  }
  .chat-fab{right:1rem;bottom:1rem;width:54px;height:54px}
  /* the bottom-sheet panel covers the launcher, so hide it while open —
     the header's own close button takes over */
  .chat-fab.is-open{opacity:0;pointer-events:none;transform:scale(.6)}
  .chat.is-open ~ .to-top,.to-top{transition:opacity .25s}
  .to-top{right:1rem;bottom:5.2rem;width:42px;height:42px}
  .chat-fab__nudge{display:none}
}

@media (prefers-reduced-motion:reduce){
  .chat-fab__ping{animation:none;display:none}
  .chat__avatar svg{animation:none}
}