/* wieck.dev — dark, premium, techy. Self-hosted fonts, no third-party requests. */

@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap; src: url("/assets/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+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: 100 900; font-display: swap; src: url("/assets/fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, 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: "Rajdhani"; font-weight: 500; font-display: swap; src: url("/assets/fonts/rajdhani-medium.woff2") format("woff2"); }
@font-face { font-family: "Rajdhani"; font-weight: 600; font-display: swap; src: url("/assets/fonts/rajdhani-semibold.woff2") format("woff2"); }
@font-face { font-family: "Rajdhani"; font-weight: 700; font-display: swap; src: url("/assets/fonts/rajdhani-bold.woff2") format("woff2"); }
@font-face { font-family: "Share Tech Mono"; font-display: swap; src: url("/assets/fonts/sharetechmono-regular.woff2") format("woff2"); }

:root {
  --void: #050608;
  --bg: #07080a;
  --bg-2: #0b0c0f;
  --surface: #0f1115;
  --surface-2: #14161b;
  --line: #1d2027;
  --line-2: #2a2e37;
  --red: #ff1f3d;
  --red-hot: #ff4d63;
  --red-deep: #2a0d12;
  --amber: #ffb000;
  --fg: #ecebe8;
  --fg-2: #b9b7b3;
  --muted: #858a93;
  --faint: #545963;
  --display: "Rajdhani", "Inter", system-ui, sans-serif;
  --text: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Share Tech Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --wrap: 1180px;
  --cut: 14px;
  --cut-s: 8px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg-2);
  font: 400 1.0625rem/1.65 var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--fg); text-decoration-color: rgba(255, 31, 61, .6); text-underline-offset: 3px; }
a:hover { color: #fff; text-decoration-color: var(--red); }
::selection { background: rgba(255, 31, 61, .45); color: #fff; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); color: var(--fg); line-height: 1.05; margin: 0 0 .6em; letter-spacing: .005em; }
h1 { font-weight: 700; }
h2 { font-weight: 700; font-size: clamp(2rem, 4.2vw, 3rem); }
h3 { font-weight: 600; font-size: 1.45rem; line-height: 1.15; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--red); color: #0b0608; padding: 8px 14px; font-weight: 600; }
.skip:focus { top: 12px; }

/* ── labels ─────────────────────────────────────────────────────────────── */
.eyebrow {
  display: inline-flex; align-items: center; gap: .7em;
  margin: 0 0 1.1rem;
  font: 600 .82rem/1 var(--display);
  letter-spacing: .26em; text-transform: uppercase;
  color: var(--red);
}
.eyebrow::before { content: ""; width: 18px; height: 2px; background: var(--amber); box-shadow: 0 0 10px rgba(255, 176, 0, .55); }
.eyebrow .num { font-family: var(--mono); font-weight: 400; letter-spacing: .08em; color: var(--muted); }

/* ── buttons ────────────────────────────────────────────────────────────── */
.btn {
  --c: var(--cut-s);
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  padding: .95em 1.55em;
  font: 700 .95rem/1 var(--display);
  letter-spacing: .16em; text-transform: uppercase; text-decoration: none;
  border: 0; cursor: pointer;
  clip-path: polygon(var(--c) 0, 100% 0, 100% calc(100% - var(--c)), calc(100% - var(--c)) 100%, 0 100%, 0 var(--c));
  transition: background .2s var(--ease), color .2s, filter .2s, transform .2s var(--ease);
}
.btn--primary { background: var(--red); color: #0b0608; }
.btn--primary:hover { background: var(--red-hot); color: #0b0608; filter: drop-shadow(0 0 18px rgba(255, 31, 61, .55)); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--fg); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn--ghost:hover { color: #fff; box-shadow: inset 0 0 0 1px var(--red); background: rgba(255, 31, 61, .06); }
.btn--sm { padding: .72em 1.15em; font-size: .82rem; }
.btn:disabled { opacity: .5; cursor: progress; }

/* ── top bar ────────────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 8, 10, .72);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.topbar.is-scrolled { border-bottom-color: var(--line); background: rgba(7, 8, 10, .9); }
.topbar__inner { display: flex; align-items: center; gap: 28px; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--fg); }
.logo__mark {
  width: 26px; height: 26px; position: relative;
  border: 1.5px solid var(--red);
  clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px);
}
.logo__mark::before { content: ""; position: absolute; inset: 6px; background: var(--red); box-shadow: 0 0 12px var(--red);
  clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px); }
.logo__mark::after { content: ""; position: absolute; left: 7px; top: -1px; width: 10px; height: 2px; background: var(--amber); }
.logo__text { font: 700 1.35rem/1 var(--display); letter-spacing: .04em; color: var(--fg); }
.logo__dot { color: var(--red); }
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { font: 600 .98rem/1 var(--display); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); text-decoration: none; position: relative; padding: 6px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--red); transition: right .25s var(--ease); }
.nav a:hover { color: var(--fg); }
.nav a:hover::after { right: 0; }
.topbar__end { display: flex; align-items: center; gap: 18px; }
.langs { display: flex; gap: 2px; font: 600 .82rem/1 var(--display); letter-spacing: .1em; }
.langs a { color: var(--faint); text-decoration: none; padding: 6px 6px; }
.langs a:hover { color: var(--fg); }
.langs a[aria-current] { color: var(--fg); box-shadow: inset 0 -2px 0 var(--red); }
.menu-btn { display: none; width: 42px; height: 42px; background: transparent; border: 1px solid var(--line-2); cursor: pointer; padding: 0; }
.menu-btn__bars, .menu-btn__bars::before, .menu-btn__bars::after { display: block; width: 18px; height: 2px; background: var(--fg); margin: 0 auto; position: relative; transition: transform .25s var(--ease), background .2s; }
.menu-btn__bars::before, .menu-btn__bars::after { content: ""; position: absolute; left: 0; }
.menu-btn__bars::before { top: -6px; }
.menu-btn__bars::after { top: 6px; }
.menu-btn[aria-expanded="true"] .menu-btn__bars { background: transparent; }
.menu-btn[aria-expanded="true"] .menu-btn__bars::before { transform: translateY(6px) rotate(45deg); }
.menu-btn[aria-expanded="true"] .menu-btn__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* ── hero ───────────────────────────────────────────────────────────────── */
.hero { position: relative; overflow: hidden; padding: clamp(56px, 10vw, 120px) 0 clamp(48px, 7vw, 84px); isolation: isolate; }
.hero__glow {
  position: absolute; z-index: -1; inset: -20% -10% auto;
  height: 720px;
  background:
    radial-gradient(560px 360px at 78% 30%, rgba(255, 31, 61, .22), transparent 70%),
    radial-gradient(700px 420px at 15% 0%, rgba(255, 31, 61, .08), transparent 70%);
  filter: blur(4px);
}
.hero__grid {
  position: absolute; z-index: -1; inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 60% 30%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 60% 30%, #000 30%, transparent 75%);
}
.hero__inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero__title { font-size: clamp(2.9rem, 6.6vw, 5.4rem); letter-spacing: -.005em; margin-bottom: .35em; text-wrap: balance; }
.hero__lead { font-size: clamp(1.08rem, 1.6vw, 1.22rem); max-width: 36em; color: var(--fg-2); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.term {
  position: relative;
  background: linear-gradient(180deg, rgba(20, 22, 27, .92), rgba(11, 12, 15, .96));
  border: 1px solid var(--line-2);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  box-shadow: 0 30px 80px rgba(0, 0, 0, .55);
}
.term::before { content: ""; position: absolute; left: 18px; top: 0; width: 34px; height: 2px; background: var(--amber); box-shadow: 0 0 10px rgba(255, 176, 0, .6); }
.term::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255, 255, 255, .025) 0 1px, transparent 1px 3px); }
.term__bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.term__bar span { width: 9px; height: 9px; background: var(--line-2); transform: rotate(45deg); }
.term__bar span:first-child { background: var(--red); }
.term__bar em { margin-left: auto; font: normal .78rem var(--mono); color: var(--faint); }
.term__body { padding: 22px 22px 26px; font: 1rem/1.9 var(--mono); color: var(--fg-2); }
.term__line { margin: 0; }
.term__ok { color: #39ff88; text-shadow: 0 0 8px rgba(57, 255, 136, .5); margin-right: .4em; }
.term__prompt { color: var(--red); margin-right: .5em; }
.term__done { color: var(--fg); margin-top: .6em; }
.term__cursor { display: inline-block; width: .55em; height: 1.05em; margin-left: .25em; vertical-align: -.15em; background: var(--red); animation: blink 1.05s steps(1) infinite; }
.js .term__line { opacity: 0; transform: translateX(-6px); transition: opacity .35s, transform .35s var(--ease); }
.js .term__line.on { opacity: 1; transform: none; }
@keyframes blink { 50% { opacity: 0; } }

.facts { list-style: none; margin: clamp(48px, 7vw, 80px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.facts li { padding: 26px 24px 0 0; display: flex; flex-direction: column; gap: 6px; }
.facts li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.facts strong { font: 700 1.6rem/1.1 var(--display); color: var(--fg); letter-spacing: .02em; }
.facts span { font-size: .95rem; color: var(--muted); }

/* ── sections ───────────────────────────────────────────────────────────── */
.section { padding: clamp(72px, 10vw, 128px) 0; position: relative; }
.section--alt { background: linear-gradient(180deg, var(--bg-2), var(--bg)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section__head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.section__lead { font-size: 1.12rem; color: var(--fg-2); max-width: 44em; }

.card {
  position: relative;
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--line);
  padding: 30px;
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  transition: border-color .3s, transform .3s var(--ease), background .3s;
}
.card::before { content: ""; position: absolute; left: 20px; top: 0; width: 28px; height: 2px; background: var(--amber); opacity: .85; }

/* pains */
.pains { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.pain { background: var(--bg); padding: 30px 30px 26px; position: relative; transition: background .3s; }
.pain::before { content: ""; position: absolute; left: 0; top: 30px; width: 3px; height: 22px; background: var(--red); box-shadow: 0 0 10px rgba(255, 31, 61, .6); }
.pain:hover { background: var(--bg-2); }
.pain h3 { font-size: 1.32rem; margin-bottom: .45em; }
.pain p { margin: 0; color: var(--muted); font-size: 1rem; }
.pain--cta { background: linear-gradient(135deg, var(--red-deep), var(--bg) 70%); }
.pain--cta::before { background: var(--amber); box-shadow: 0 0 10px rgba(255, 176, 0, .6); }
.pain--cta:hover { background: linear-gradient(135deg, #3a1018, var(--bg-2) 70%); }
.pain__link { display: inline-flex; gap: .5em; margin-top: 16px; font: 700 .9rem/1 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--red-hot); text-decoration: none; }
.pain__link:hover { color: #fff; }

/* services */
.services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.service:hover { border-color: rgba(255, 31, 61, .45); transform: translateY(-3px); background: linear-gradient(180deg, var(--surface-2), var(--bg-2)); }
.service__icon { width: 46px; height: 46px; margin-bottom: 22px; color: var(--red); }
.service__icon svg { width: 100%; height: 100%; filter: drop-shadow(0 0 10px rgba(255, 31, 61, .35)); }
.service h3 { margin-bottom: .4em; }
.service > p { color: var(--fg-2); }
.ticks { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 22px; font-size: .98rem; color: var(--fg-2); }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 7px; height: 7px; background: var(--red); transform: rotate(45deg); }

/* process */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 27px; height: 1px; background: linear-gradient(90deg, var(--red), var(--line-2) 70%); }
.step { padding: 0 26px 0 0; position: relative; }
.step__n {
  display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 24px; position: relative;
  font: 1.05rem var(--mono); color: var(--fg);
  background: var(--bg); border: 1px solid var(--red);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.step h3 { font-size: 1.3rem; }
.step p { color: var(--muted); font-size: .98rem; }

.models {
  margin-top: clamp(56px, 8vw, 88px);
  display: grid; grid-template-columns: .8fr 1.6fr; gap: 24px 48px; align-items: start;
  padding: 36px; border: 1px solid var(--line); background: var(--bg-2);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
}
.models__head h3 { font-size: 1.7rem; margin: 0; }
.models__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.models__list li { display: flex; flex-direction: column; gap: 8px; padding-top: 14px; border-top: 2px solid var(--red); }
.models__list strong { font: 700 1.2rem/1.1 var(--display); color: var(--fg); letter-spacing: .03em; }
.models__list span { color: var(--muted); font-size: .96rem; }
.models__note { grid-column: 2; margin: 0; font-size: .92rem; color: var(--faint); }

/* about */
.about { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.about__text > p:not(.eyebrow) { font-size: 1.08rem; }
.about__why h3 { font-size: 1.35rem; }
.tech { margin-top: clamp(56px, 8vw, 88px); }
.tech h3 { font-size: 1.6rem; margin-bottom: 1.1em; }
.tech__groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px 32px; }
.tech__label { display: block; margin-bottom: 10px; font: 600 .78rem/1 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; }
.chips li { font: .86rem/1 var(--mono); color: var(--fg-2); padding: 7px 10px; border: 1px solid var(--line-2); background: var(--bg); }

/* faq */
.faq-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 22px 44px 22px 0;
  font: 600 1.2rem/1.3 var(--display); color: var(--fg); letter-spacing: .01em;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: ""; position: absolute; right: 8px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--red); border-bottom: 2px solid var(--red); transform: translateY(-70%) rotate(45deg); transition: transform .25s var(--ease); }
.faq__item[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq__item summary:hover { color: #fff; }
.faq__item p { margin: 0 0 22px; color: var(--muted); max-width: 44em; }

/* contact */
.section--contact { background:
  radial-gradient(800px 420px at 85% 100%, rgba(255, 31, 61, .12), transparent 70%), var(--bg); border-top: 1px solid var(--line); }
.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.contact__direct { margin-top: 28px; color: var(--muted); }
.contact__direct a { font: 600 1.25rem var(--display); letter-spacing: .03em; }
.form { padding: 34px; display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 8px; }
.field > span { font: 600 .8rem/1 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; font: 400 1rem/1.4 var(--text); color: var(--fg);
  background: var(--void); border: 1px solid var(--line-2); border-radius: 0;
  padding: 13px 14px; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 140px; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--red) 50%), linear-gradient(135deg, var(--red) 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 40px; }
.field input::placeholder, .field textarea::placeholder { color: var(--faint); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(255, 31, 61, .16); }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: .92rem; color: var(--muted); cursor: pointer; }
.check input { appearance: none; flex: none; width: 18px; height: 18px; margin-top: 2px; border: 1px solid var(--line-2); background: var(--void); cursor: pointer; display: grid; place-items: center; }
.check input:checked { border-color: var(--red); background: var(--red); }
.check input:checked::after { content: ""; width: 8px; height: 4px; border: 2px solid #0b0608; border-top: 0; border-right: 0; transform: translateY(-1px) rotate(-45deg); }
.form__foot { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 4px; }
.form__status { margin: 0; font-size: .95rem; }
.form__status.ok { color: #39ff88; }
.form__status.err { color: var(--red-hot); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 34px 0 40px; background: var(--void); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 18px 32px; flex-wrap: wrap; }
.footer__brand { display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap; }
.footer__copy { font-size: .9rem; color: var(--faint); }
.footer__links { display: flex; gap: 24px; flex-wrap: wrap; font-size: .92rem; }
.footer__links a { color: var(--muted); text-decoration: none; }
.footer__links a:hover { color: var(--fg); }

/* sub pages */
.page__section { padding-top: clamp(56px, 8vw, 96px); }
.page__wrap { max-width: 820px; }
.page h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
.prose h2 { font-size: 1.45rem; margin: 2em 0 .5em; }
.prose p { color: var(--fg-2); }
.prose .note { padding: 12px 16px; border-left: 3px solid var(--amber); background: var(--bg-2); color: var(--muted); font-size: .95rem; }
.prose .pending { color: var(--amber); font-style: normal; }
.page__center { min-height: 52vh; display: grid; align-content: center; }

/* ── reveal on scroll ───────────────────────────────────────────────────── */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1020px) {
  .hero__inner, .about, .contact, .faq-wrap { grid-template-columns: 1fr; }
  .hero__panel { max-width: 560px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 36px 0; }
  .steps::before { display: none; }
  .models { grid-template-columns: 1fr; }
  .models__note { grid-column: 1; }
  .tech__groups { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .nav {
    position: fixed; inset: 72px 0 auto; flex-direction: column; gap: 0; margin: 0;
    background: rgba(7, 8, 10, .98); border-bottom: 1px solid var(--line);
    padding: 8px 20px 20px; transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .2s, transform .2s var(--ease);
  }
  .nav a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 1.1rem; }
  .nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .topbar__end { margin-left: auto; }
  .menu-btn { display: block; }
}
@media (max-width: 720px) {
  .services, .models__list, .form__row, .tech__groups { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .facts li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .facts li { padding: 20px 0; }
  .steps { grid-template-columns: 1fr; }
  .topbar__cta { display: none; }
  .card, .form, .models { padding: 24px; }
  .pain { padding: 26px 22px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal, .js .term__line { opacity: 1; transform: none; }
}