/* ==========================================================================
   ocko.info — Michal Očko | IT konzultace a vedení projektů
   Tmavá modrá / černá, technické bezpatkové písmo, jemný pohyb.
   ========================================================================== */

/* ---------- Fonty (self-hosted, žádné volání na Google) ------------------ */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/grotesk-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+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF,
                 U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/grotesk-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
                 U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
                 U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('fonts/inter-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+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF,
                 U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
                 U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
                 U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Tokeny ------------------------------------------------------- */
:root {
  --ink-900: #04070e;
  --ink-800: #070b16;
  --ink-700: #0a1020;
  --ink-600: #0e1628;
  --ink-500: #131d33;

  --line:      rgba(140, 170, 220, 0.14);
  --line-soft: rgba(140, 170, 220, 0.08);

  --text:   #e6ecf7;
  --text-2: #a7b6cd;
  --text-3: #6f8099;

  --accent:      #3d84ff;
  --accent-2:    #35d6e6;
  --accent-glow: rgba(61, 132, 255, 0.35);

  --radius:    18px;
  --radius-sm: 10px;

  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body:    'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --shell: min(1180px, 100% - 3rem);
  --header-h: 76px;

  --ease: cubic-bezier(0.22, 0.68, 0.36, 1);
}

/* ---------- Reset -------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }

::selection { background: var(--accent); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout ------------------------------------------------------- */
.shell { width: var(--shell); margin-inline: auto; }

.section {
  position: relative;
  padding-block: clamp(4rem, 2.2rem + 5.5vw, 6.5rem);
}
.section + .section { border-top: 1px solid var(--line-soft); }

.skip-link {
  position: absolute;
  left: 1rem; top: -100px;
  z-index: 200;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

/* ---------- Typografie --------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-2));
}

.section-head { max-width: 62ch; margin-bottom: clamp(2.2rem, 1.4rem + 2.4vw, 3.2rem); }
.section-head h2 {
  font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.1rem);
  margin-top: 1rem;
}
.section-head p {
  color: var(--text-2);
  margin-top: 1.1rem;
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.15rem);
}

.rule {
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), transparent);
  margin-top: 1.6rem;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1s var(--ease) 0.15s;
}
.is-visible .rule { transform: scaleX(1); }

/* ---------- Tlačítka ----------------------------------------------------- */
.btn {
  --btn-bg: var(--accent);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.55rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--btn-bg);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  box-shadow: 0 10px 30px -12px var(--accent-glow);
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,0.28) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform 0.7s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -14px var(--accent-glow); }
.btn:hover::after { transform: translateX(120%); }
.btn:active { transform: translateY(0); }

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
  box-shadow: none;
}
.btn--ghost:hover {
  border-color: rgba(61, 132, 255, 0.55);
  background: rgba(61, 132, 255, 0.07);
  box-shadow: none;
}

.btn .arrow { transition: transform 0.35s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Hlavička ----------------------------------------------------- */
.progress {
  position: fixed;
  inset: 0 auto auto 0;
  height: 2px;
  width: 100%;
  z-index: 120;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  will-change: transform;
}

.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: height 0.35s var(--ease), background 0.35s var(--ease),
              border-color 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-stuck {
  height: 62px;
  background: rgba(4, 7, 14, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line-soft);
}

.header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand__mark {
  width: 34px; height: 34px;
  flex: none;
  border-radius: 9px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--accent), #1d4ed8 60%, var(--accent-2));
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: #fff;
  box-shadow: 0 6px 18px -8px var(--accent-glow);
}
.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.brand__sub {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}
.header.is-stuck .brand__sub { display: none; }

.nav { display: flex; align-items: center; gap: 0.35rem; }
.nav a {
  position: relative;
  padding: 0.5rem 0.85rem;
  font-size: 0.92rem;
  color: var(--text-2);
  border-radius: 8px;
  transition: color 0.25s;
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.25rem;
  height: 1px;
  background: var(--accent-2);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease);
}
.nav a:hover, .nav a.is-active { color: var(--text); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: left; }

.header__cta { display: flex; align-items: center; gap: 0.75rem; }
.header__cta .btn { padding: 0.6rem 1.2rem; font-size: 0.88rem; }

.burger {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  position: relative;
}
.burger span {
  position: absolute;
  left: 11px;
  width: 18px; height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 20px; }
.burger span:nth-child(3) { top: 25px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ---------- Hero --------------------------------------------------------- */
.hero {
  position: relative;
  min-height: min(100svh, 900px);
  display: flex;
  align-items: center;
  padding-block: calc(var(--header-h) + 5rem) 8rem;
  overflow: hidden;
  isolation: isolate;
}

.hero__bg { position: absolute; inset: 0; z-index: -3; background: var(--ink-900); }

/* pomalu plovoucí světelné skvrny */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}
.orb--1 {
  width: 46vw; height: 46vw; min-width: 380px; min-height: 380px;
  top: -14%; left: -8%;
  background: radial-gradient(circle at 35% 35%, rgba(61,132,255,0.55), transparent 68%);
  animation: drift-1 26s ease-in-out infinite alternate;
}
.orb--2 {
  width: 38vw; height: 38vw; min-width: 320px; min-height: 320px;
  bottom: -18%; right: -6%;
  background: radial-gradient(circle at 60% 40%, rgba(53,214,230,0.34), transparent 70%);
  animation: drift-2 32s ease-in-out infinite alternate;
}
.orb--3 {
  width: 30vw; height: 30vw; min-width: 260px; min-height: 260px;
  top: 32%; left: 46%;
  background: radial-gradient(circle at 50% 50%, rgba(29,78,216,0.42), transparent 70%);
  animation: drift-3 38s ease-in-out infinite alternate;
}
@keyframes drift-1 {
  from { transform: translate3d(0,0,0) scale(1); }
  to   { transform: translate3d(7vw, 5vh, 0) scale(1.14); }
}
@keyframes drift-2 {
  from { transform: translate3d(0,0,0) scale(1.08); }
  to   { transform: translate3d(-8vw, -7vh, 0) scale(0.94); }
}
@keyframes drift-3 {
  from { transform: translate3d(0,0,0) scale(0.95); }
  to   { transform: translate3d(-5vw, 8vh, 0) scale(1.18); }
}

/* technická mřížka, která se pomalu posouvá */
.grid-fx {
  position: absolute;
  inset: -60px;
  z-index: -2;
  background-image:
    linear-gradient(to right, rgba(140,170,220,0.075) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(140,170,220,0.075) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 85% 70% at 50% 42%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 85% 70% at 50% 42%, #000 20%, transparent 78%);
  animation: grid-pan 32s linear infinite;
}
@keyframes grid-pan {
  from { background-position: 0 0; }
  to   { background-position: 64px 64px; }
}

/* pohyblivá síť bodů — jediný prvek, který běží pořád */
.hero__net {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* --- pomalu se otáčející geometrické obrazce ---------------------------
   Každý má vlastní rychlost a směr, takže se nikdy nesejdou do rytmu.
   Otáčení a plachtění jsou dvě samostatné CSS vlastnosti (rotate / translate),
   proto můžou běžet zároveň, aniž by si přepisovaly transform.          */
.hero__shapes {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.shape {
  position: absolute;
  display: block;
  fill: none;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.shape > svg { width: 100%; height: 100%; fill: none; }
.shape polygon, .shape rect, .shape circle {
  fill: none;
  stroke: currentColor;
  /* non-scaling-stroke = linka zůstane 1px, i když je obrazec zvětšený */
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

@keyframes tocit      { to { rotate:  360deg; } }
@keyframes tocit-zpet { to { rotate: -360deg; } }
@keyframes plachtit-a { to { translate: 0 -30px; } }
@keyframes plachtit-b { to { translate: -22px 18px; } }
@keyframes plachtit-c { to { translate: 16px -22px; } }
@keyframes pochod-cary { to { stroke-dashoffset: -240; } }

/* velký šestiúhelník vpravo nahoře */
.shape--hex {
  width: clamp(200px, 22vw, 330px);
  aspect-ratio: 1;
  top: 8%; right: 6%;
  color: rgba(61, 132, 255, 0.3);
  animation: tocit 90s linear infinite, plachtit-a 13s ease-in-out infinite alternate;
}

/* dvojkruh s čárkovaným vnitřkem, vpravo dole */
.shape--ring {
  width: clamp(170px, 18vw, 270px);
  aspect-ratio: 1;
  bottom: 6%; right: 22%;
  color: rgba(53, 214, 230, 0.26);
  animation: tocit-zpet 70s linear infinite, plachtit-b 17s ease-in-out infinite alternate;
}
.shape--ring .shape__dashed {
  stroke-dasharray: 5 11;
  animation: pochod-cary 24s linear infinite;
}

/* trojúhelník vlevo dole, částečně za textem */
.shape--tri {
  width: clamp(110px, 11vw, 170px);
  aspect-ratio: 1;
  bottom: 12%; left: 4%;
  color: rgba(61, 132, 255, 0.22);
  animation: tocit-zpet 110s linear infinite, plachtit-c 15s ease-in-out infinite alternate;
}

/* dvojitý čtverec úplně vpravo */
.shape--sq {
  width: clamp(90px, 9vw, 140px);
  aspect-ratio: 1;
  top: 58%; right: 4%;
  color: rgba(140, 180, 240, 0.2);
  rotate: 12deg;
  animation: tocit 130s linear infinite, plachtit-a 19s ease-in-out infinite alternate;
}

/* obíhající bod po kružnici */
.shape--orbit {
  width: clamp(150px, 15vw, 230px);
  aspect-ratio: 1;
  top: 16%; right: 34%;
  color: rgba(53, 214, 230, 0.18);
  animation: tocit 34s linear infinite;
}
.shape__satelit {
  position: absolute;
  top: -3px; left: 50%;
  width: 6px; height: 6px;
  margin-left: -3px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 12px 2px rgba(53, 214, 230, 0.55);
}

/* na úzkých displejích by obrazce lezly do textu */
@media (max-width: 900px) {
  .shape--tri, .shape--orbit, .shape--sq { display: none; }
  .shape--hex  { top: auto; bottom: 4%; right: -12%; opacity: 0.65; }
  .shape--ring { bottom: 30%; right: -14%; opacity: 0.65; }
}

.hero__vignette {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 55% at 50% 100%, rgba(4,7,14,0.95), transparent 70%),
    linear-gradient(180deg, rgba(4,7,14,0.5) 0%, transparent 25%, rgba(4,7,14,0.9) 100%);
  pointer-events: none;
}

.hero__inner { max-width: 62rem; }

.hero h1 {
  font-size: clamp(2.4rem, 1.2rem + 5.2vw, 4.6rem);
  margin-top: 1.4rem;
  letter-spacing: -0.035em;
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--accent) 10%, var(--accent-2) 60%, #a9c6ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* postupné vyjetí slov v nadpisu */
.word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  /* prostor pro dotažnice (ů, j, ř) — bez toho by je overflow ořízl */
  padding-bottom: 0.14em;
  margin-bottom: -0.14em;
}
.word > span {
  display: inline-block;
  transform: translateY(105%);
  animation: word-up 0.9s var(--ease) forwards;
  animation-delay: calc(var(--i) * 65ms + 150ms);
}
@keyframes word-up { to { transform: translateY(0); } }

.hero__lead {
  margin-top: 1.7rem;
  max-width: 58ch;
  font-size: clamp(1.02rem, 0.95rem + 0.45vw, 1.25rem);
  color: var(--text-2);
  opacity: 0;
  animation: fade-up 0.9s var(--ease) 0.75s forwards;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2.4rem;
  opacity: 0;
  animation: fade-up 0.9s var(--ease) 0.95s forwards;
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin-top: clamp(3rem, 2rem + 4vw, 5rem);
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  opacity: 0;
  animation: fade-up 0.9s var(--ease) 1.15s forwards;
}
.stat {
  background: rgba(7, 11, 22, 0.6);
  backdrop-filter: blur(6px);
  padding: 1.4rem 1.5rem;
}
.stat__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 1.3rem + 1.4vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
}
.stat__num .plus { color: var(--accent-2); }
.stat__label {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: var(--text-3);
}

.scroll-hint {
  position: absolute;
  left: 50%; bottom: 2.2rem;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  opacity: 0;
  animation: fade-up 1s var(--ease) 1.5s forwards;
}
.scroll-hint i {
  width: 1px; height: 42px;
  background: linear-gradient(180deg, var(--accent-2), transparent);
  animation: hint 2.4s ease-in-out infinite;
  transform-origin: top;
}
@keyframes hint {
  0%, 100% { transform: scaleY(0.35); opacity: 0.35; }
  50%      { transform: scaleY(1);    opacity: 1; }
}

/* ---------- Reveal při scrollu ------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- O mně -------------------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2.5rem, 1.5rem + 4vw, 5rem);
  align-items: start;
}
.about__text p + p { margin-top: 1.15rem; }
.about__text p { color: var(--text-2); }
.about__text strong { color: var(--text); font-weight: 600; }

.tags { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 2rem; }
.tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2);
  transition: border-color 0.3s, color 0.3s, transform 0.3s var(--ease);
}
.tag:hover { border-color: rgba(53,214,230,0.5); color: var(--text); transform: translateY(-2px); }

/* Časová osa */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 5px; top: 6px; bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2), transparent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1.4s var(--ease);
}
.timeline.is-visible::before { transform: scaleY(1); }

.tl-item { position: relative; padding-bottom: 2rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: '';
  position: absolute;
  left: -2rem; top: 0.55rem;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1.5px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(61,132,255,0.1);
  transition: box-shadow 0.4s, background 0.4s;
}
.tl-item:hover::before { background: var(--accent); box-shadow: 0 0 0 6px rgba(61,132,255,0.18); }
.tl-item--now::before { background: var(--accent-2); border-color: var(--accent-2); }
.tl-item--now::after {
  content: '';
  position: absolute;
  left: -2rem; top: 0.55rem;
  width: 11px; height: 11px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-2);
  animation: ping 2.6s ease-out infinite;
}
@keyframes ping {
  0%   { transform: scale(1);   opacity: 0.8; }
  70%  { transform: scale(2.6); opacity: 0; }
  100% { transform: scale(2.6); opacity: 0; }
}

.tl-when {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.tl-role {
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 0.3rem;
}
.tl-note { font-size: 0.93rem; color: var(--text-3); margin-top: 0.25rem; }

/* ---------- Služby ------------------------------------------------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 1.4rem;
}
@media (min-width: 900px) {
  /* čtyři služby vypadají líp jako 2×2 než jako 3 + 1 osamocená */
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.6rem; }
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(19,29,51,0.55), rgba(7,11,22,0.55));
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.5s var(--ease), border-color 0.5s, box-shadow 0.5s;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, var(--accent), transparent 45%, var(--accent-2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.9);
}
.card:hover::before { opacity: 0.85; }

.card__media {
  position: relative;
  /* nižší pruh než 16:9 — fotka je doplněk, hlavní je text pod ní */
  aspect-ratio: 5 / 2;
  overflow: hidden;
  background: var(--ink-700);
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.55) brightness(0.62) contrast(1.05);
  transform: scale(1.02);
  transition: transform 1.1s var(--ease), filter 0.6s;
}
.card:hover .card__media img { transform: scale(1.1); filter: grayscale(0.1) brightness(0.82); }
.card__media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(4,7,14,0.25), rgba(4,7,14,0.92));
}
.card__tag {
  position: absolute;
  z-index: 2;
  left: 1rem; top: 1rem;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  color: var(--text);
  background: rgba(4,7,14,0.6);
  border: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.card__body { padding: 1.5rem 1.6rem 1.8rem; display: flex; flex-direction: column; flex: 1; }
.card__body h3 {
  font-size: 1.28rem;
  letter-spacing: -0.025em;
}
.card__body > p { color: var(--text-2); font-size: 0.96rem; margin-top: 0.7rem; }

.card ul { list-style: none; padding: 0; margin-top: 1.1rem; display: grid; gap: 0.5rem; }
.card li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.9rem;
  color: var(--text-3);
}
.card li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.62em;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--accent);
  transform: rotate(45deg);
  transition: background 0.3s;
}
.card:hover li::before { background: var(--accent-2); }

/* ---------- Reference ---------------------------------------------------- */
.refs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.ref {
  position: relative;
  background: var(--ink-800);
  padding: 2rem 1.8rem;
  transition: background 0.45s var(--ease);
  overflow: hidden;
}
.ref::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.55s var(--ease);
}
.ref:hover { background: var(--ink-600); }
.ref:hover::after { transform: scaleX(1); }

/* vlastní firma — vizuálně odlišená od klientských referencí */
.ref--own { background: linear-gradient(170deg, rgba(30, 48, 84, 0.6), var(--ink-700)); }
.ref--own:hover { background: linear-gradient(170deg, rgba(36, 58, 100, 0.7), var(--ink-600)); }
.ref--own .ref__sector { color: var(--accent); }

.ref__name {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.ref__sector {
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-top: 0.45rem;
}
.ref__what { font-size: 0.92rem; color: var(--text-3); margin-top: 0.9rem; }
.ref__link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; color: var(--text-2);
  margin-top: 1.1rem;
  transition: color 0.3s, gap 0.3s;
}
.ref__link:hover { color: var(--accent-2); gap: 0.65rem; }

/* běžící pruh s obory */
.marquee {
  margin-top: 3rem;
  border-block: 1px solid var(--line-soft);
  padding-block: 1rem;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex;
  width: max-content;
  gap: 3rem;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee span {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  white-space: nowrap;
  display: flex; align-items: center; gap: 3rem;
}
.marquee span::after { content: '◆'; font-size: 0.5rem; color: var(--accent); letter-spacing: 0; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Kontakt ------------------------------------------------------ */
.contact { position: relative; overflow: hidden; }
.contact__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.contact__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.8) brightness(0.22);
  transform: scale(1.06);
  will-change: transform;
}
.contact__bg::after {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, var(--ink-900) 0%, rgba(4,7,14,0.9) 35%, var(--ink-900) 100%),
    linear-gradient(90deg, rgba(4,7,14,0.85) 0%, rgba(4,7,14,0.55) 50%, rgba(4,7,14,0.85) 100%);
}

.info-list { display: grid; gap: 1.4rem; margin-top: 2.2rem; }
.info {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(7,11,22,0.5);
  transition: border-color 0.35s, transform 0.35s var(--ease), background 0.35s;
}
.info:hover { border-color: rgba(61,132,255,0.4); transform: translateX(4px); background: rgba(14,22,40,0.65); }
.info__icon {
  flex: none;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: rgba(61,132,255,0.12);
  color: var(--accent-2);
}
.info__icon svg { width: 18px; height: 18px; }
.info__label {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.info__value {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.02rem;
  margin-top: 0.15rem;
  letter-spacing: -0.01em;
  word-break: break-word;
}
.info__value a:hover { color: var(--accent-2); }
.info__note {
  font-size: 0.82rem;
  color: var(--text-3);
  margin-top: 0.2rem;
}

/* Přímý kontakt místo formuláře */
.contact__main {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-mail, .card-tel {
  background: linear-gradient(170deg, rgba(19,29,51,0.62), rgba(7,11,22,0.78));
  backdrop-filter: blur(8px);
  padding: clamp(1.7rem, 1.2rem + 2vw, 2.8rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.card-mail__label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 1rem;
}

/* adresa poskládaná ze dvou kusů a nakresleného zavináče */
.mailto {
  display: inline-flex;
  align-items: center;
  gap: 0.28em;
  flex-wrap: wrap;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 1rem + 2.1vw, 2.5rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text);
  transition: color 0.3s var(--ease);
  align-self: flex-start;
}
.mailto__at {
  width: 0.82em;
  height: 0.82em;
  flex: none;
  color: var(--accent-2);
  transition: transform 0.5s var(--ease), color 0.3s;
}
.mailto:hover { color: #fff; }
.mailto:hover .mailto__at { transform: rotate(180deg) scale(1.06); color: var(--accent); }

.copy {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.55rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.copy:hover { border-color: rgba(61,132,255,0.55); color: var(--text); background: rgba(61,132,255,0.08); }
.copy.is-done { border-color: rgba(53,214,230,0.5); color: var(--accent-2); }

.tel-big {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 1rem + 1.4vw, 1.85rem);
  letter-spacing: -0.02em;
  color: var(--text);
  align-self: flex-start;
  transition: color 0.3s;
  font-variant-numeric: tabular-nums;
}
.tel-big:hover { color: var(--accent-2); }
.card-tel__note { font-size: 0.85rem; color: var(--text-3); margin-top: 0.6rem; }

.contact__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 1.2rem;
  margin-top: 1.4rem;
}
.meta {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.05rem 1.15rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(7,11,22,0.5);
  transition: border-color 0.35s, transform 0.35s var(--ease);
}
.meta:hover { border-color: rgba(61,132,255,0.35); transform: translateY(-2px); }
.meta__icon {
  flex: none;
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 9px;
  background: rgba(61,132,255,0.12);
  color: var(--accent-2);
}
.meta__icon svg { width: 17px; height: 17px; }
.meta__label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.meta__value {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  margin-top: 0.15rem;
}
.meta__value a:hover { color: var(--accent-2); }
.meta__note { font-size: 0.82rem; color: var(--text-3); margin-top: 0.15rem; }

@media (max-width: 780px) {
  .contact__main { grid-template-columns: 1fr; }
}

/* ---------- Patička ------------------------------------------------------ */
.footer {
  border-top: 1px solid var(--line-soft);
  padding-block: 2.5rem;
  background: var(--ink-900);
}
.footer .shell {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-3);
}
.footer a:hover { color: var(--accent-2); }
.footer nav { display: flex; gap: 1.4rem; flex-wrap: wrap; }

.to-top {
  position: fixed;
  right: 1.4rem; bottom: 1.4rem;
  z-index: 90;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(7,11,22,0.8);
  backdrop-filter: blur(10px);
  color: var(--text-2);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.35s, transform 0.35s var(--ease), border-color 0.3s, color 0.3s;
}
.to-top.is-shown { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { border-color: var(--accent); color: var(--accent-2); }

/* ---------- Responzivita ------------------------------------------------- */
@media (max-width: 900px) {
  :root { --shell: min(1180px, 100% - 2.2rem); }
  .about__grid { grid-template-columns: 1fr; }
  .nav, .header__cta .btn { display: none; }
  .burger { display: block; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.1rem 1.6rem;
    background: rgba(4,7,14,0.97);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line-soft);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s var(--ease);
  }
  .nav.is-open { display: flex; opacity: 1; transform: none; pointer-events: auto; }
  .nav a { padding: 0.85rem 0.5rem; font-size: 1.02rem; border-bottom: 1px solid var(--line-soft); }
  .nav a::after { display: none; }
}

@media (max-width: 560px) {
  .form__row { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-block: calc(var(--header-h) + 3.5rem) 4rem; }
  .scroll-hint { display: none; }
  .timeline { padding-left: 1.6rem; }
  .tl-item::before, .tl-item--now::after { left: -1.6rem; }
}

/* ---------- Omezený pohyb ------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal, .hero__lead, .hero__actions, .stats, .scroll-hint { opacity: 1 !important; transform: none !important; }
  .hero__net { display: none; }
  .shape { animation: none !important; }
  .word > span { transform: none !important; }
  .rule, .timeline::before { transform: none !important; }
}

/* ---------- Tisk --------------------------------------------------------- */
@media print {
  .header, .progress, .to-top, .scroll-hint, .marquee, .orb, .grid-fx, .hero__net, .copy { display: none !important; }
  body { background: #fff; color: #000; }
}