/* stock.txo.pl - strona zapowiadająca. Kolory z marki txo: pomarańcz belek regału i grafit. */
:root {
  --paper: #ffffff;
  --floor: #f4f5f6;
  --ink: #0f1318;
  --ink-2: #444c58;
  --ink-3: #7a838f;
  --line: #cdd1d6;
  --beam: #fd6c07;
  --beam-deep: #b44a02;
  --beam-wash: #fff5ed;
  --slab: #0f1318;
  --slab-2: #1a2028;
  --on-slab: #f4f5f6;
  --on-slab-2: #a7aeb7;
  --display: 'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-size: 17px; line-height: 1.6; }
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3 { text-wrap: balance; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--beam); outline-offset: 3px; }

.wrap { max-width: 1120px; margin-inline: auto; padding-inline: 24px; }
.wrap.narrow { max-width: 820px; }

/* pasek górny */
.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 28px; padding: 12px 24px; background: rgba(15, 19, 24, .92); backdrop-filter: blur(10px); color: var(--on-slab); }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 700; font-size: 25px; line-height: 1; color: var(--on-slab); }
.logo svg { width: 34px; height: 34px; }
.logo b { color: var(--beam); font-weight: 600; }
.logo .logo-bar { transition: transform .35s var(--ease); }
.logo:hover .logo-bar { transform: translateX(-8px); }
.top nav { display: flex; gap: 24px; margin-left: auto; font-size: 15px; }
.top nav a { text-decoration: none; color: var(--on-slab-2); transition: color .2s; }
.top nav a:hover { color: var(--on-slab); }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 15px 26px; background: var(--beam); color: #1a0d02; font-weight: 600; font-size: 16.5px; text-decoration: none; border: 0; cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -10px var(--beam); }
.btn:active { transform: translateY(0); }
.btn.small { padding: 9px 16px; font-size: 14.5px; }
.link { color: var(--on-slab); font-weight: 500; text-underline-offset: 5px; }

/* hero */
.hero { background: var(--slab); color: var(--on-slab); padding-block: 72px 88px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 48px; align-items: center; }
.kicker { font-family: var(--mono); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--on-slab-2); }
.hero h1 { font-family: var(--display); font-weight: 700; font-size: clamp(46px, 7.2vw, 88px); line-height: .98; margin-top: 18px; }
.hero h1 em { font-style: normal; color: var(--beam); }
.lead { font-size: 20px; line-height: 1.5; max-width: 34em; margin-top: 22px; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 32px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 14px 36px; margin-top: 44px; font-size: 15px; }
.hero-meta span { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--on-slab-2); text-transform: uppercase; }

.hero-copy > * { animation: rise .8s var(--ease) both; }
.hero-copy > :nth-child(2) { animation-delay: .08s; }
.hero-copy > :nth-child(3) { animation-delay: .16s; }
.hero-copy > :nth-child(4) { animation-delay: .24s; }
.hero-copy > :nth-child(5) { animation-delay: .32s; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

.hero-art svg { width: 100%; height: auto; display: block; overflow: visible; }
.rack-label { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; fill: #a7aeb7; text-anchor: middle; }
/* nadwyżka z regału firmy A trafia na puste miejsce u firmy B */
.mover { animation: move 7s var(--ease) infinite; }
@keyframes move {
  0%, 14% { transform: translate(0, 0); opacity: 1; }
  30% { transform: translate(0, -46px); }
  52% { transform: translate(200px, -46px); }
  68%, 88% { transform: translate(200px, 100px); opacity: 1; }
  96% { transform: translate(200px, 100px); opacity: 0; }
  97% { transform: translate(0, 0); opacity: 0; }
  100% { transform: translate(0, 0); opacity: 1; }
}

/* sekcje */
.band { padding-block: 88px; }
.band.alt { background: var(--floor); }
.band.dark { background: var(--slab); color: var(--on-slab); }
.sec-head { display: flex; align-items: stretch; gap: 14px; }
.loc { font-family: var(--mono); font-weight: 500; font-size: 14px; letter-spacing: .06em; background: var(--ink); color: var(--on-slab); padding: 6px 11px; display: flex; align-items: center; flex: none; }
.band.dark .loc { background: var(--beam); color: #1a0d02; }
h2 { font-family: var(--display); font-weight: 700; font-size: clamp(34px, 4.6vw, 52px); line-height: 1.04; }
h3 { font-family: var(--display); font-weight: 600; font-size: 28px; line-height: 1.15; }
.lede { font-size: 20px; line-height: 1.55; max-width: 44em; margin-top: 22px; }
.note { font-size: 14.5px; color: var(--ink-3); margin-top: 20px; max-width: 46em; }

.trio { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 40px; }
.trio article { border-top: 4px solid var(--ink); padding-top: 16px; }
.trio p { color: var(--ink-2); margin-top: 6px; }

.costs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 44px; background: var(--beam-wash); border-left: 6px solid var(--beam); }
.costs div { padding: 24px 26px; }
.costs b { display: block; font-family: var(--display); font-weight: 700; font-size: 46px; line-height: 1; font-variant-numeric: tabular-nums; }
.costs span { display: block; margin-top: 8px; color: var(--ink-2); font-size: 15.5px; line-height: 1.45; }

.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 48px; margin-top: 40px; }
.two.center { align-items: center; margin-top: 0; }
.steps { display: grid; gap: 14px; margin-top: 18px; }
.steps li { background: var(--paper); border: 1px solid var(--line); padding: 20px 22px; transition: transform .25s var(--ease), border-color .25s, box-shadow .25s; }
.steps li:hover { transform: translateX(6px); border-color: var(--beam); box-shadow: -6px 0 0 var(--beam); }
.steps span { font-family: var(--mono); font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--beam-deep); }
.steps b { display: block; font-size: 18.5px; margin-top: 4px; }
.steps p { color: var(--ink-2); font-size: 16px; margin-top: 4px; }

.ticks { display: grid; gap: 12px; margin-top: 24px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before { content: ''; position: absolute; left: 0; top: .5em; width: 16px; height: 7px; background: var(--beam); }

/* demo ImportAI */
.demo { background: var(--slab-2); border: 1px solid #343b45; font-family: var(--mono); font-size: 15px; }
.demo-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid #343b45; color: var(--on-slab-2); font-size: 12.5px; }
.demo-bar i { width: 10px; height: 10px; border-radius: 50%; background: #444c58; }
.demo-bar span { margin-left: 10px; }
.demo-body { padding: 22px 20px 8px; display: grid; gap: 14px; }
.raw { color: var(--on-slab-2); overflow: hidden; }
.raw span { display: inline-block; overflow: hidden; white-space: nowrap; vertical-align: bottom; max-width: 100%; border-right: 2px solid var(--beam); animation: type 9s steps(42, end) infinite; }
@keyframes type { 0% { width: 0; } 28%, 94% { width: 43ch; } 100% { width: 0; } }
.arrow { color: var(--beam); animation: show 9s linear infinite; }
.demo dl { display: grid; gap: 4px; }
.demo dl div { display: grid; grid-template-columns: 11ch 1fr; animation: show 9s linear infinite; }
.demo dl div:nth-child(1) { animation-delay: .35s; }
.demo dl div:nth-child(2) { animation-delay: .7s; }
.demo dl div:nth-child(3) { animation-delay: 1.05s; }
.demo dl div:nth-child(4) { animation-delay: 1.4s; }
.demo dl div:nth-child(5) { animation-delay: 1.75s; }
@keyframes show { 0%, 30% { opacity: 0; transform: translateX(-8px); } 36%, 100% { opacity: 1; transform: none; } }
.demo dt { color: var(--ink-3); }
.demo dd { color: var(--on-slab); }
.demo-note { padding: 10px 20px 16px; font-family: var(--body); font-size: 13px; color: var(--ink-3); }

/* korzyści */
.gain { border: 1px solid var(--line); border-top: 5px solid var(--beam); padding: 26px 28px; }
.gain ul { display: grid; gap: 12px; margin-top: 16px; }
.gain li { color: var(--ink-2); }
.gain li b { color: var(--ink); }
.safe { background: var(--slab); color: var(--on-slab); padding: 32px 34px; margin-top: 40px; }
.safe ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 40px; margin-top: 18px; }
.safe li { color: var(--on-slab-2); padding-left: 18px; border-left: 3px solid var(--beam); }
.safe li b { color: var(--on-slab); }

/* pytania */
.faq { margin-top: 32px; border-top: 2px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 20px 4px; font-weight: 600; font-size: 18.5px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ''; flex: none; width: 14px; height: 14px; border-right: 3px solid var(--beam); border-bottom: 3px solid var(--beam); transform: rotate(45deg) translate(-3px, -3px); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.faq p { padding: 0 4px 22px; color: var(--ink-2); max-width: 44em; }
.faq details[open] p { animation: rise .4s var(--ease) both; }

/* zgłoszenie */
.join { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 32px 56px; align-items: start; margin-top: 56px; padding-top: 48px; border-top: 1px solid #343b45; }
.join-copy h3 { font-size: clamp(34px, 4vw, 46px); font-weight: 700; line-height: 1.05; }
.join-copy h3 em { font-style: normal; color: var(--beam); }
.join-copy > p { color: var(--on-slab-2); margin-top: 14px; font-size: 18px; }
.join-copy a { color: var(--on-slab); text-underline-offset: 4px; }
.join-copy .ticks { margin-top: 26px; }
.mail { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 30px; padding-top: 22px; border-top: 1px solid #343b45; font-size: 15.5px; color: var(--on-slab-2); }
.copy { background: none; border: 1px solid #444c58; color: var(--on-slab); font: inherit; font-size: 14.5px; padding: 8px 14px; cursor: pointer; transition: border-color .2s, color .2s; }
.copy:hover { border-color: var(--beam); }
.copy.done { border-color: var(--beam); color: var(--beam); }

/* formularz jak karta zgłoszenia: jasna, z belką regału u góry */
.form { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 18px; background: var(--paper); color: var(--ink); padding: 34px 34px 28px; border-top: 8px solid var(--beam); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .7); }
.form-head { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-bottom: 14px; border-bottom: 2px solid var(--ink); }
.form-head b { font-family: var(--display); font-weight: 700; font-size: 26px; line-height: 1; }
.form-head span { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.form .row { grid-column: 1 / -1; display: grid; gap: 7px; min-width: 0; }
.form .row.half { grid-column: span 1; }
.form label { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }
.form label span { color: var(--ink-3); font-weight: 400; letter-spacing: 0; text-transform: none; }
.form input, .form textarea { width: 100%; font: inherit; font-size: 17px; color: var(--ink); background: var(--floor); border: 0; border-bottom: 2px solid var(--line); border-radius: 0; padding: 13px 14px; transition: border-color .2s, background .2s; -webkit-appearance: none; appearance: none; }
.form textarea { resize: vertical; min-height: 104px; line-height: 1.5; }
.form input:hover, .form textarea:hover { border-bottom-color: var(--ink-3); }
.form input:focus, .form textarea:focus { outline: none; background: var(--beam-wash); border-bottom-color: var(--beam); }
.form .bad input { border-bottom-color: #a8321f; background: #fbeeeb; }
.form .err { font-size: 13.5px; color: #a8321f; }
.form .err:empty { display: none; }
/* pułapka na boty: pole poza ekranem, ludzie go nie widzą */
.form .hp { position: absolute; left: -9999px; top: 0; width: 1px; height: 1px; overflow: hidden; }
.form .send { grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 18px; margin-top: 6px; }
.form .btn { padding: 17px 32px; font-size: 17px; }
.form .btn::after { content: '→'; margin-left: 12px; transition: transform .2s var(--ease); }
.form .btn:hover::after { transform: translateX(5px); }
.form .btn[disabled] { opacity: .6; cursor: progress; transform: none; box-shadow: none; }
.form .status { font-size: 15px; color: var(--ink-2); }
.form .status.ok { color: #1c6b45; font-weight: 600; }
.form .status.fail { color: #a8321f; }
.form .legal { grid-column: 1 / -1; font-size: 12.5px; line-height: 1.5; color: var(--ink-3); }
.form .legal a { color: var(--ink-2); }
.form.sent .row:not(.send), .form.sent .btn, .form.sent .legal { display: none; }
.form.sent .send { grid-template-columns: minmax(0, 1fr); padding-block: 26px; }
.form.sent .status { font-family: var(--display); font-size: 30px; line-height: 1.15; animation: rise .5s var(--ease) both; }

.foot { background: #080a0d; color: var(--on-slab-2); padding-block: 32px; font-size: 14.5px; }
.foot-row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.foot p { max-width: 46em; }
.foot a { color: var(--on-slab); }

/* pojawianie się przy przewijaniu (bez JS wszystko jest widoczne) */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
.js .trio .reveal:nth-child(2), .js .steps .reveal:nth-child(2), .js .ticks .reveal:nth-child(2) { transition-delay: .1s; }
.js .trio .reveal:nth-child(3), .js .steps .reveal:nth-child(3), .js .ticks .reveal:nth-child(3) { transition-delay: .2s; }

@media (max-width: 900px) {
  .top nav { display: none; }
  .top .btn { margin-left: auto; }
  .hero { padding-block: 44px 56px; }
  .hero-grid, .two, .join { grid-template-columns: minmax(0, 1fr); }
  .hero-art { max-width: 460px; }
  .trio, .costs, .safe ul { grid-template-columns: minmax(0, 1fr); }
  .band { padding-block: 60px; }
  .two.center { gap: 36px; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  .wrap { padding-inline: 18px; }
  .top { padding-inline: 18px; gap: 12px; }
  .lead, .lede { font-size: 18px; }
  .demo { font-size: 12.5px; }
  .safe, .gain { padding: 24px 20px; }
  .form { padding: 26px 20px 22px; }
  .form .row.half { grid-column: 1 / -1; }
  .form .send { grid-template-columns: minmax(0, 1fr); }
  .costs b { font-size: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .raw span { width: auto; border-right: 0; white-space: normal; }
}