/* PAITOM v2 — tmavý tech vizuál (novy.paitom.com) */

@font-face { font-family: "Unbounded"; font-style: normal; font-display: swap; font-weight: 200 900;
  src: url(fonts/unbounded-latin-ext.woff2) format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+20A0-20AB,U+20AD-20C0,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Unbounded"; font-style: normal; font-display: swap; font-weight: 200 900;
  src: url(fonts/unbounded-latin.woff2) format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Atkinson"; font-style: normal; font-display: swap; font-weight: 200 800;
  src: url(fonts/atkinson-latin-ext.woff2) format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+20A0-20AB,U+20AD-20C0,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Atkinson"; font-style: normal; font-display: swap; font-weight: 200 800;
  src: url(fonts/atkinson-latin.woff2) format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }

:root {
  --void: #05070F;        /* hlboký priestor */
  --night: #0A0F1E;       /* plochy */
  --glass: rgba(150, 170, 255, .055);
  --glass-line: rgba(170, 190, 255, .14);
  --text: #E9EEFF;
  --muted: #9AA6C8;
  --dim: #66729A;
  --cyan: #38E8D6;        /* signál */
  --violet: #8A7BFF;      /* synapsia */
  --amber: #FFB547;       /* iskra */
  --grad: linear-gradient(100deg, var(--cyan) 0%, #6FB3FF 45%, var(--violet) 100%);
  --display: "Unbounded", "Segoe UI", system-ui, sans-serif;
  --body: "Atkinson", "Segoe UI", system-ui, sans-serif;
  --wrap: 1200px;
  --gutter: 16px;
  color-scheme: dark;
}
@media (min-width: 720px) { :root { --gutter: 32px; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--void); }
body { margin: 0; background: var(--void); color: var(--text); font-family: var(--body); font-size: 1.0625rem; line-height: 1.65; overflow-x: hidden; }
img, svg, canvas { display: block; max-width: 100%; }
a { color: var(--cyan); text-underline-offset: .2em; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 4px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); margin: 0; line-height: 1.1; letter-spacing: -0.025em; text-wrap: balance; font-weight: 600; }
p { margin: 0; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--night); color: var(--text); padding: 8px 12px; }
.skip:focus { left: 8px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- úvodná animácia ---------- */
.intro { position: fixed; inset: 0; z-index: 90; background: var(--void); display: grid; place-items: center; transition: opacity .6s ease, visibility .6s; }
.intro canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.intro.done { opacity: 0; visibility: hidden; pointer-events: none; }
.intro-skip { position: absolute; right: 16px; bottom: 16px; font: 500 .9rem var(--body); color: var(--muted); background: rgba(255,255,255,.04); border: 1px solid var(--glass-line); border-radius: 999px; padding: 8px 16px; cursor: pointer; }
.intro-skip:hover { color: var(--text); }
.intro-boot { position: absolute; left: 50%; bottom: 18%; transform: translateX(-50%); font: 400 .8rem var(--display); letter-spacing: .02em; color: var(--dim); white-space: nowrap; }
.no-intro .intro { display: none; }

/* ---------- hlavička ---------- */
.top { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .3s, border-color .3s, backdrop-filter .3s; border-bottom: 1px solid transparent; }
.top.scrolled { background: rgba(5, 7, 15, .66); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-color: var(--glass-line); }
.top .wrap { display: flex; align-items: center; gap: 16px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; margin-right: auto; }
.brand svg { width: 34px; height: 34px; }
.brand span { font-family: var(--display); font-weight: 600; font-size: 1.2rem; letter-spacing: -0.02em; }
.nav { display: none; gap: 28px; }
.nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav a:hover { color: var(--text); }
@media (min-width: 880px) { .nav { display: flex; } }
.lang { display: inline-flex; border: 1px solid var(--glass-line); border-radius: 999px; padding: 3px; font-size: .85rem; background: var(--glass); }
.lang a, .lang span { padding: 3px 10px; border-radius: 999px; text-decoration: none; color: var(--muted); }
.lang [aria-current="true"] { background: rgba(56, 232, 214, .16); color: var(--text); }
.cta-mini { display: none; font-size: .9rem; font-weight: 700; color: var(--void); background: var(--grad); text-decoration: none; padding: 8px 16px; border-radius: 999px; }
@media (min-width: 560px) { .cta-mini { display: inline-block; } }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; display: grid; align-items: end; padding: 120px 0 72px; isolation: isolate; overflow: hidden; }
.hero canvas.mesh { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero::after { /* svetlo nad horizontom */
  content: ""; position: absolute; z-index: -1; left: 50%; bottom: -38vh; width: 140vw; height: 70vh; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(138, 123, 255, .28), rgba(56, 232, 214, .10) 55%, transparent 75%); pointer-events: none; }
.hero h1 { font-size: clamp(2.6rem, 8.4vw, 7.2rem); font-weight: 700; letter-spacing: -0.045em; line-height: .98; max-width: 11ch; }
.hero h1 .line { display: block; }
.hero h1 .glow { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-grid { display: grid; gap: 36px; align-items: end; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: 1fr 360px; gap: 64px; } }
.hero .lead { font-size: clamp(1.08rem, 1.5vw, 1.25rem); color: var(--muted); max-width: 32em; }
.actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; text-decoration: none; padding: 14px 22px; border-radius: 14px; transition: transform .2s, box-shadow .2s; }
.btn-main { color: var(--void); background: var(--grad); box-shadow: 0 10px 40px -12px rgba(56, 232, 214, .55); }
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 16px 48px -12px rgba(138, 123, 255, .6); }
.btn-ghost { color: var(--text); background: var(--glass); border: 1px solid var(--glass-line); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.btn-ghost:hover { border-color: rgba(56, 232, 214, .5); }
.motto { margin-top: 56px; display: flex; flex-wrap: wrap; gap: 10px 28px; font-family: var(--display); font-weight: 500; font-size: clamp(.95rem, 1.6vw, 1.15rem); color: var(--dim); }
.motto span { transition: color .5s; }
.motto span.on { color: var(--text); }
.motto span::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 10px; background: currentColor; vertical-align: .15em; transition: background .5s, box-shadow .5s; }
.motto span.on::before { background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.scroll-hint { position: absolute; left: 50%; bottom: 18px; width: 22px; height: 34px; border: 1.5px solid var(--glass-line); border-radius: 12px; transform: translateX(-50%); }
.scroll-hint::after { content: ""; position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; border-radius: 2px; background: var(--cyan); transform: translateX(-50%); animation: hint 1.8s ease-in-out infinite; }
@keyframes hint { 0%, 100% { transform: translate(-50%, 0); opacity: 1; } 70% { transform: translate(-50%, 10px); opacity: 0; } }
@media (max-width: 979px) { .scroll-hint { display: none; } }

/* ---------- spoločné ---------- */
.section { position: relative; padding-block: 96px; }
@media (min-width: 980px) { .section { padding-block: 140px; } }
.kicker { display: inline-flex; align-items: center; gap: 10px; color: var(--cyan); font-weight: 700; font-size: .95rem; margin-bottom: 18px; }
.kicker::before { content: ""; width: 28px; height: 1.5px; background: var(--grad); }
.section h2 { font-size: clamp(1.9rem, 4.6vw, 3.6rem); max-width: 17ch; }
.section .intro-text { margin-top: 20px; color: var(--muted); font-size: 1.12rem; max-width: 40em; }
.glass { position: relative; background: linear-gradient(160deg, rgba(160, 180, 255, .08), rgba(160, 180, 255, .02)); border: 1px solid var(--glass-line); border-radius: 24px; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); overflow: hidden; }
.glass::before { /* svetlo pod kurzorom */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(56, 232, 214, .12), transparent 60%); }
.glass:hover::before { opacity: 1; }

/* odhalenie pri skrolovaní */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: calc(var(--d, 0) * 110ms); }
.js [data-reveal].in { opacity: 1; transform: none; }

/* ---------- o nás ---------- */
.about-grid { display: grid; gap: 40px; }
@media (min-width: 980px) { .about-grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; } }
.about-text p { color: var(--muted); font-size: 1.12rem; }
.about-text p + p { margin-top: 18px; }
.about-text strong { color: var(--text); font-weight: 700; }
.big-quote { font-family: var(--display); font-weight: 500; font-size: clamp(1.5rem, 3vw, 2.3rem); line-height: 1.25; letter-spacing: -0.02em; }
.big-quote em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- služby (bento) ---------- */
.bento { margin-top: 56px; display: grid; gap: 16px; }
@media (min-width: 900px) { .bento { grid-template-columns: 1.25fr 1fr; grid-template-rows: auto auto; } .svc-agents { grid-row: span 2; } }
.svc { padding: 28px 24px; display: flex; flex-direction: column; gap: 14px; }
@media (min-width: 900px) { .svc { padding: 36px; } }
.svc h3 { font-size: clamp(1.3rem, 2.2vw, 1.75rem); }
.svc .sub { color: var(--cyan); font-weight: 700; font-size: .95rem; }
.svc p { color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 8px; }
.chips li { list-style: none; font-size: .85rem; color: var(--text); padding: 5px 12px; border-radius: 999px; border: 1px solid var(--glass-line); background: rgba(255,255,255,.03); }
.chips { padding-left: 0; margin-bottom: 0; }
.viz { height: 190px; margin: 4px -8px 6px; position: relative; }
@media (min-width: 900px) { .svc-agents .viz { height: auto; flex: 1; min-height: 280px; } }
.viz canvas { width: 100%; height: 100%; }
.flow { height: 110px; }
.flow svg { width: 100%; height: 100%; overflow: visible; }
.flow .track { stroke: var(--glass-line); stroke-width: 2; fill: none; }
.flow .pulse { stroke: url(#g-flow); stroke-width: 2.5; fill: none; stroke-linecap: round; stroke-dasharray: 60 600; animation: flow 3.2s linear infinite; }
.flow .node { fill: var(--night); stroke: var(--glass-line); stroke-width: 1.5; }
.flow .node-on { fill: var(--cyan); }
.flow text { fill: var(--muted); font: 600 11px var(--body); }
@keyframes flow { from { stroke-dashoffset: 660; } to { stroke-dashoffset: 0; } }
.stack { height: 110px; display: flex; align-items: flex-end; gap: 8px; }
.stack i { flex: 1; border-radius: 8px 8px 3px 3px; background: linear-gradient(180deg, rgba(138,123,255,.65), rgba(56,232,214,.15)); height: var(--h); transform-origin: bottom; animation: grow 3.6s ease-in-out infinite alternate; animation-delay: calc(var(--i) * 140ms); }
@keyframes grow { from { transform: scaleY(.35); opacity: .5; } to { transform: scaleY(1); opacity: 1; } }

/* ---------- princípy ---------- */
.principles { margin-top: 56px; display: grid; gap: 1px; background: var(--glass-line); border: 1px solid var(--glass-line); border-radius: 24px; overflow: hidden; }
@media (min-width: 700px) { .principles { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .principles { grid-template-columns: repeat(4, 1fr); } }
.principle { background: var(--void); padding: 28px 24px 32px; }
.principle svg { width: 36px; height: 36px; margin-bottom: 18px; }
.principle h3 { font-size: 1.08rem; font-weight: 600; }
.principle p { margin-top: 10px; color: var(--muted); font-size: 1rem; }

/* ---------- postup ---------- */
.steps { margin: 64px 0 0; padding: 0; list-style: none; position: relative; display: grid; gap: 48px; }
.steps::before, .steps::after { content: ""; position: absolute; left: 23px; top: 8px; bottom: 8px; width: 2px; background: var(--glass-line); border-radius: 2px; }
.steps::after { background: var(--grad); transform-origin: top; transform: scaleY(var(--p, 0)); box-shadow: 0 0 14px rgba(56,232,214,.5); }
.step { position: relative; padding-left: 76px; }
.step .num { position: absolute; left: 0; top: 0; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; font: 700 1.05rem var(--display); color: var(--text); background: var(--night); border: 1px solid var(--glass-line); transition: background .4s, color .4s, box-shadow .4s; }
.step.lit .num { background: var(--grad); color: var(--void); box-shadow: 0 0 24px rgba(56,232,214,.45); }
.step h3 { font-size: clamp(1.3rem, 2.4vw, 1.9rem); padding-top: 6px; }
.step p { margin-top: 12px; color: var(--muted); max-width: 34em; }
@media (min-width: 980px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: 40px; }
  .steps::before, .steps::after { left: 24px; right: 24px; top: 23px; bottom: auto; width: auto; height: 2px; }
  .steps::after { transform-origin: left; transform: scaleX(var(--p, 0)); }
  .step { padding-left: 0; padding-top: 80px; }
}

/* ---------- kontakt ---------- */
.contact { text-align: left; }
.contact-card { padding: 36px 24px; }
@media (min-width: 900px) { .contact-card { padding: 72px; } }
.contact-card::after { content: ""; position: absolute; right: -120px; top: -160px; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(closest-side, rgba(138,123,255,.35), transparent); pointer-events: none; }
.contact h2 { max-width: 14ch; }
.mail { display: inline-block; margin-top: 32px; font: 600 clamp(1.25rem, 4.4vw, 2.6rem) var(--display); letter-spacing: -0.03em; text-decoration: none; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; border-bottom: 2px solid rgba(56,232,214,.35); padding-bottom: 4px; }
.mail:hover { border-color: var(--cyan); }
.contact dl { margin: 40px 0 0; display: grid; gap: 16px 48px; position: relative; z-index: 1; }
@media (min-width: 700px) { .contact dl { grid-template-columns: repeat(2, auto); justify-content: start; } }
.contact dt { color: var(--dim); font-size: .9rem; }
.contact dd { margin: 2px 0 0; font-weight: 700; }

.foot { border-top: 1px solid var(--glass-line); padding-block: 28px; color: var(--dim); font-size: .9rem; }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; }
.foot a { color: var(--muted); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}