/* =========================================================
   WeekApp — лендинг 2026
   Палитра: глубокий «больничный» зелёный + бумажная подложка
   ========================================================= */

:root {
  --ink: #0B1F1B;
  --ink-2: #364B46;
  --ink-3: #6A7C77;
  --paper: #F4F2EC;
  --paper-2: #EBE8DF;
  --card: #FFFFFF;
  --line: #D8D3C7;
  --line-soft: #E4E0D6;

  --dark: #0B1F1B;
  --dark-2: #112B26;
  --dark-line: rgba(196, 236, 222, .12);
  --on-dark: #EAF3EF;
  --on-dark-2: #9FB8B0;

  --teal: #0E7A68;
  --teal-2: #0A5F51;
  --mint: #43D9AE;
  --mint-soft: rgba(67, 217, 174, .14);
  --amber: #E3A33A;
  --red: #D4523F;
  --blue: #4B8BD9;

  --f-display: 'Onest', 'Golos Text', system-ui, sans-serif;
  --f-body: 'Golos Text', 'Onest', system-ui, sans-serif;
  --f-serif: 'Spectral', Georgia, serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;

  --r-sm: 8px;
  --r: 14px;
  --r-lg: 22px;
  --shadow: 0 1px 2px rgba(11, 31, 27, .06), 0 12px 32px -12px rgba(11, 31, 27, .22);
  --shadow-lg: 0 2px 6px rgba(11, 31, 27, .08), 0 40px 80px -30px rgba(11, 31, 27, .45);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --hdr-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
@supports (overflow: clip) { body { overflow-x: clip; } }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: 1220px; margin: 0 auto; padding: 0 28px; }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--mint); color: var(--ink); padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }

/* ---------- typography ---------- */
em { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--teal);
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.eyebrow--light { color: var(--mint); }

.sec-head { max-width: 760px; margin-bottom: 56px; }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head--center .eyebrow::after { content: ""; width: 18px; height: 1px; background: currentColor; }
.sec-title {
  margin-top: 18px;
  font-family: var(--f-display); font-weight: 700;
  font-size: clamp(30px, 3.6vw, 50px); line-height: 1.06; letter-spacing: -.03em;
  text-wrap: balance;
}
.sec-title em { color: var(--teal); }
.dark .sec-title em { color: var(--mint); }
.sec-lead { margin-top: 18px; font-size: 18px; color: var(--ink-2); max-width: 620px; }
.dark .sec-lead { color: var(--on-dark-2); }
.sec-head--center .sec-lead { margin-left: auto; margin-right: auto; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px; border-radius: 999px; border: 1px solid transparent;
  font-family: var(--f-display); font-weight: 600; font-size: 16px; letter-spacing: -.005em;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform .25s var(--ease), background .25s, border-color .25s, color .25s, box-shadow .25s;
}
.btn span { transition: transform .25s var(--ease); }
.btn:hover span { transform: translateX(3px); }
.btn--sm { min-height: 40px; padding: 0 18px; font-size: 14.5px; }
.btn--accent { background: var(--mint); color: var(--ink); box-shadow: 0 8px 24px -10px rgba(67, 217, 174, .7); }
.btn--accent:hover { background: #5CE4BD; transform: translateY(-1px); }
.btn--ghost { border-color: rgba(234, 243, 239, .28); color: var(--on-dark); background: transparent; }
.btn--ghost:hover { border-color: var(--on-dark); background: rgba(234, 243, 239, .06); }

.link-arrow { display: inline-block; margin-top: 24px; font-family: var(--f-display); font-weight: 600; color: var(--teal); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.link-arrow:hover { color: var(--teal-2); }

/* ---------- header ---------- */
.hdr {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--hdr-h);
  background: rgba(11, 31, 27, .72);
  backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  color: var(--on-dark);
  transition: background .3s, border-color .3s;
}
.hdr.is-scrolled { background: rgba(11, 31, 27, .92); border-bottom-color: var(--dark-line); }
.hdr__in { height: 100%; display: flex; align-items: center; gap: 32px; }

.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.logo__mark { width: 32px; height: 32px; display: inline-flex; }
.logo__mark svg { width: 100%; height: 100%; }
.logo__mark rect { fill: var(--mint); }
.logo__mark path { fill: none; stroke: var(--ink); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.logo__word { font-family: var(--f-display); font-weight: 800; font-size: 20px; letter-spacing: -.03em; }
.logo--dark .logo__mark rect { fill: var(--ink); }
.logo--dark .logo__mark path { stroke: var(--mint); }

.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { padding: 8px 12px; border-radius: 8px; text-decoration: none; font-size: 15px; color: var(--on-dark-2); transition: color .2s, background .2s; }
.nav a:hover { color: var(--on-dark); background: rgba(234, 243, 239, .06); }
.nav__login { display: none; }
.hdr__actions { display: flex; align-items: center; gap: 14px; }
.link-login { font-size: 15px; text-decoration: none; color: var(--on-dark); padding: 8px 4px; }
.link-login:hover { color: var(--mint); }

.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--dark-line); border-radius: 10px; background: transparent; cursor: pointer; position: relative; }
.burger span { position: absolute; left: 11px; right: 11px; height: 1.6px; background: var(--on-dark); transition: transform .3s var(--ease), top .3s var(--ease); }
.burger span:first-child { top: 16px; }
.burger span:last-child { top: 24px; }
.burger[aria-expanded="true"] span:first-child { top: 20px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 20px; transform: rotate(-45deg); }

/* ---------- dark surfaces ---------- */
.dark { background: var(--dark); color: var(--on-dark); position: relative; isolation: isolate; }
.dark::after {
  /* лёгкое зерно */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--dark-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--dark-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 70% 35%, #000 10%, transparent 75%);
          mask-image: radial-gradient(ellipse 70% 60% at 70% 35%, #000 10%, transparent 75%);
}
.dark::before {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  width: 900px; height: 900px; right: -260px; top: -320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(67, 217, 174, .16), transparent 62%);
}

/* ---------- hero ---------- */
.hero { padding: calc(var(--hdr-h) + 72px) 0 56px; overflow: hidden; }
.hero__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 56px; align-items: center; }
.hero__title {
  margin-top: 22px;
  font-family: var(--f-display); font-weight: 800;
  font-size: clamp(40px, 5.4vw, 74px); line-height: 1.01; letter-spacing: -.045em;
  text-wrap: balance;
}
.hero__title em { color: var(--mint); font-weight: 400; letter-spacing: -.02em; }
.hero__lead { margin-top: 26px; font-size: 19px; line-height: 1.6; color: var(--on-dark-2); max-width: 560px; }
.hero__cta { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero__facts { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 10px 22px; font-family: var(--f-mono); font-size: 12.5px; color: var(--on-dark-2); }
.hero__facts li { display: inline-flex; align-items: center; gap: 8px; }
.hero__facts li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 3px var(--mint-soft); }

.hero__stage { position: relative; padding: 0 0 40px 40px; }
.browser--hero { transform: perspective(1800px) rotateY(-9deg) rotateX(3deg); transform-origin: left center; box-shadow: 0 50px 100px -30px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .06); }

/* live feed */
.feed {
  position: absolute; left: -12px; bottom: -6px; width: 318px; z-index: 3;
  background: rgba(17, 43, 38, .86); color: var(--on-dark);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(196, 236, 222, .16); border-radius: var(--r);
  padding: 14px 14px 6px; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6);
}
.feed__head { display: flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--on-dark-2); margin-bottom: 8px; }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); position: relative; }
.pulse::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1.5px solid var(--mint); animation: ping 1.8s var(--ease) infinite; }
@keyframes ping { from { transform: scale(.6); opacity: 1; } to { transform: scale(1.8); opacity: 0; } }
.feed__list { display: grid; height: 228px; overflow: hidden; align-content: start; }
.feed__item { display: grid; grid-template-columns: 44px 1fr; gap: 2px 10px; padding: 9px 0; border-top: 1px solid rgba(196, 236, 222, .08); animation: feedIn .6s var(--ease) both; }
.feed__item:first-child { border-top: 0; }
.feed__time { font-family: var(--f-mono); font-size: 12px; color: var(--on-dark-2); padding-top: 2px; }
.feed__src { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--c, var(--mint)); }
.feed__txt { grid-column: 2; font-size: 13.5px; line-height: 1.35; }
@keyframes feedIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: none; } }

.hero__stage .phone--hero { position: absolute; right: -18px; bottom: -48px; width: 27%; max-width: 180px; z-index: 2; transform: rotate(4deg); }

/* systems strip */
.systems { margin-top: 88px; padding-top: 28px; border-top: 1px solid var(--dark-line); display: flex; flex-wrap: wrap; align-items: center; gap: 16px 40px; }
.systems__label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark-2); }
.systems__list { display: flex; flex-wrap: wrap; gap: 12px 36px; }
.systems__list li { font-family: var(--f-display); font-weight: 700; font-size: 19px; letter-spacing: -.02em; color: rgba(234, 243, 239, .78); }

/* ---------- frames ---------- */
.browser { position: relative; background: #fff; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid rgba(11, 31, 27, .08); }
.browser__bar { display: flex; align-items: center; gap: 6px; height: 38px; padding: 0 14px; background: #F1F3F2; border-bottom: 1px solid #E2E6E4; }
.browser__bar i { width: 10px; height: 10px; border-radius: 50%; background: #D6DBD9; }
.browser__url { margin-left: 14px; flex: 1; max-width: 340px; height: 22px; line-height: 22px; padding: 0 12px; border-radius: 6px; background: #fff; border: 1px solid #E2E6E4; font-family: var(--f-mono); font-size: 11px; color: #7A8985; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.browser__view { position: relative; aspect-ratio: 16 / 9; background: #F9FAFB; overflow: hidden; }


.phone { position: relative; border-radius: 30px; padding: 7px; background: #0E1715; box-shadow: var(--shadow-lg), inset 0 0 0 1.5px #2C3A37; }
.phone::before { content: ""; position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 30%; height: 14px; border-radius: 10px; background: #0E1715; z-index: 2; }
.phone__view { position: relative; aspect-ratio: 9 / 19.5; border-radius: 24px; overflow: hidden; background: #F6F8F7; }

/* ---------- screenshots ---------- */
.shot { position: absolute; inset: 0; opacity: 0; transition: opacity .45s var(--ease); }
.shot.is-active { opacity: 1; }
.shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.phone .shot img { object-position: top center; }
/* мягкий срез снизу: таблицы на скриншотах продолжаются */
.browser__view::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 16%; z-index: 1; pointer-events: none; background: linear-gradient(rgba(249, 250, 251, 0), #F9FAFB); }



/* ---------- sections ---------- */
.section { padding: 128px 0; position: relative; }

/* pains */
.pains__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); }
.pain { padding: 32px 28px 8px 0; border-right: 1px solid var(--line); }
.pain + .pain { padding-left: 28px; }
.pain:last-child { border-right: 0; }
.pain__was { position: relative; color: var(--ink-3); font-size: 15.5px; line-height: 1.5; padding-bottom: 22px; margin-bottom: 22px; border-bottom: 1px dashed var(--line); text-decoration: line-through; text-decoration-color: rgba(212, 82, 63, .55); text-decoration-thickness: 1.5px; }
.pain__was::before { content: "Было"; display: block; text-decoration: none; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--red); margin-bottom: 10px; }
.pain__now { font-family: var(--f-display); font-weight: 500; font-size: 18px; line-height: 1.45; letter-spacing: -.01em; }
.pain__now::before { content: "Стало"; display: block; font-family: var(--f-mono); font-size: 11px; font-weight: 400; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); margin-bottom: 10px; }

/* modules */
.module--alt { background: var(--paper-2); }
.module__in { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 80px; align-items: center; }
.module__in--rev .module__copy { order: 2; }
.module__in--rev .module__stage { order: 1; }
.module__num { display: flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); }
.module__num span { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; border: 1px solid currentColor; font-size: 12.5px; letter-spacing: 0; }
.module__title { margin-top: 22px; font-family: var(--f-display); font-weight: 700; font-size: clamp(30px, 3.3vw, 46px); line-height: 1.07; letter-spacing: -.032em; text-wrap: balance; }
.module__title em { color: var(--teal); }
.module__lead { margin-top: 20px; font-size: 18px; color: var(--ink-2); }

.ticks { margin-top: 30px; display: grid; gap: 14px; }
.ticks li { position: relative; padding-left: 32px; color: var(--ink-2); font-size: 16.5px; line-height: 1.55; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 6px;
  background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 100% no-repeat;
}
.ticks b { color: var(--ink); font-weight: 600; }

.callout { margin-top: 34px; padding: 4px 0 4px 22px; border-left: 3px solid var(--amber); }
.callout p { font-family: var(--f-serif); font-style: italic; font-size: 22px; line-height: 1.4; color: var(--ink); }
.callout b { font-style: normal; font-family: var(--f-display); font-weight: 700; color: var(--teal-2); }

.module__stage { position: relative; }
.clip { margin: 0; position: relative; aspect-ratio: 16 / 9; border-radius: var(--r-lg); overflow: hidden; background: var(--dark);
  box-shadow: var(--shadow-lg); border: 1px solid rgba(11, 31, 27, .12); }
.clip__video { display: block; width: 100%; height: 100%; object-fit: cover; }




/* hub */
.hub { overflow: hidden; }
.hub__map { position: relative; aspect-ratio: 1000 / 420; max-width: 1060px; margin: 0 auto; }
.hub__lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.hub__lines path { fill: none; stroke: rgba(67, 217, 174, .55); stroke-width: 1.5; vector-effect: non-scaling-stroke; stroke-dasharray: 3 9; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -24; } }
.hub__col { position: absolute; top: 2.38%; bottom: 2.38%; width: 25%; display: grid; grid-template-rows: repeat(4, 1fr); align-items: center; }
.hub__col--in { left: 0; }
.hub__col--out { left: 75%; }
.hub__col li { padding: 12px 16px; border-radius: 12px; background: rgba(17, 43, 38, .9); border: 1px solid rgba(196, 236, 222, .16); display: grid; gap: 2px; }
.hub__col--in li { margin-right: 0; }
.hub__col b { font-family: var(--f-display); font-weight: 700; font-size: 17px; letter-spacing: -.015em; }
.hub__col span { font-size: 13.5px; color: var(--on-dark-2); line-height: 1.35; }
.hub__core { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 17%; aspect-ratio: 1; display: grid; place-items: center; }
.hub__core-in { position: relative; z-index: 1; width: 100%; height: 100%; border-radius: 50%; display: grid; place-content: center; justify-items: center; gap: 8px; background: radial-gradient(circle at 30% 25%, #1B4A41, #0F2D27 70%); border: 1px solid rgba(67, 217, 174, .5); box-shadow: 0 0 60px -6px rgba(67, 217, 174, .45); }
.hub__core-in .logo__mark { width: 38px; height: 38px; }
.hub__core-in b { font-family: var(--f-display); font-weight: 800; font-size: 18px; letter-spacing: -.03em; }
.hub__ring { position: absolute; inset: -14%; border-radius: 50%; border: 1px solid rgba(67, 217, 174, .25); animation: ring 3.2s var(--ease) infinite; }
.hub__ring--2 { animation-delay: 1.6s; }
@keyframes ring { from { transform: scale(.85); opacity: .9; } to { transform: scale(1.35); opacity: 0; } }

/* audience */
.aud__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.aud { background: var(--card); border: 1px solid var(--line-soft); border-radius: var(--r-lg); padding: 32px 30px 30px; display: flex; flex-direction: column; transition: transform .35s var(--ease), box-shadow .35s; }
.aud:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.aud:first-child { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.aud__kicker { font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); }
.aud:first-child .aud__kicker { color: var(--mint); }
.aud h3 { margin-top: 16px; font-family: var(--f-display); font-weight: 700; font-size: 24px; line-height: 1.2; letter-spacing: -.025em; }
.aud p { margin-top: 12px; color: var(--ink-2); font-size: 16px; flex: 1; }
.aud:first-child p { color: var(--on-dark-2); }
.tags { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { font-size: 13px; padding: 4px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.aud:first-child .tags li { border-color: rgba(196, 236, 222, .22); color: var(--on-dark); }

/* process */
.process { padding-top: 40px; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: s; }
.step { padding-top: 26px; border-top: 2px solid var(--ink); position: relative; }
.step::after { content: ""; position: absolute; top: -6px; left: 0; width: 10px; height: 10px; border-radius: 50%; background: var(--mint); border: 2px solid var(--ink); }
.step__n { font-family: var(--f-mono); font-size: 13px; color: var(--teal); }
.step h3 { margin-top: 10px; font-family: var(--f-display); font-weight: 700; font-size: 21px; letter-spacing: -.02em; }
.step p { margin-top: 8px; color: var(--ink-2); font-size: 16px; }

/* security */
.security { background: var(--paper-2); }
.security__in { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 72px; align-items: start; }
.security .sec-head { margin-bottom: 0; position: sticky; top: calc(var(--hdr-h) + 40px); }
.sec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.sec-list li { background: var(--card); border: 1px solid var(--line-soft); border-radius: var(--r); padding: 22px 22px 20px; display: grid; gap: 6px; }
.sec-list b { font-family: var(--f-display); font-weight: 700; font-size: 18px; letter-spacing: -.015em; display: flex; align-items: center; gap: 10px; }
.sec-list b::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--teal); flex: none; }
.sec-list span { color: var(--ink-2); font-size: 15.5px; line-height: 1.5; }

/* faq */
.faq__in { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 72px; align-items: start; }
.faq .sec-head { margin-bottom: 0; }
.faq__list details { border-bottom: 1px solid var(--line); }
.faq__list details:first-child { border-top: 1px solid var(--line); }
.faq__list summary { list-style: none; cursor: pointer; padding: 24px 48px 24px 0; position: relative; font-family: var(--f-display); font-weight: 600; font-size: 19px; letter-spacing: -.015em; }
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after { content: ""; position: absolute; right: 4px; top: 50%; width: 26px; height: 26px; margin-top: -13px; border-radius: 50%; border: 1px solid var(--line); background: linear-gradient(var(--ink), var(--ink)) center / 10px 1.5px no-repeat, linear-gradient(var(--ink), var(--ink)) center / 1.5px 10px no-repeat; transition: transform .3s var(--ease), background-color .3s; }
.faq__list details[open] summary::after { transform: rotate(45deg); background-color: var(--mint); border-color: var(--mint); }
.faq__list details p { padding: 0 48px 24px 0; color: var(--ink-2); }

/* contact */
.contact { overflow: hidden; }
.contact__in { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 72px; align-items: start; }
.contact__ways { margin-top: 40px; display: grid; gap: 0; border-top: 1px solid var(--dark-line); }
.contact__ways li { display: flex; justify-content: space-between; gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--dark-line); }
.contact__ways span { font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark-2); padding-top: 4px; }
.contact__ways a { font-family: var(--f-display); font-weight: 600; font-size: 18px; text-decoration: none; }
.contact__ways a:hover { color: var(--mint); }

.form { background: rgba(17, 43, 38, .7); border: 1px solid rgba(196, 236, 222, .14); border-radius: var(--r-lg); padding: 32px; display: grid; gap: 18px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.field > span, .field legend { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--on-dark-2); padding: 0; margin-bottom: 8px; }
.field > span { margin-bottom: 0; }
.field input[type="text"], .field input[type="tel"] {
  width: 100%; height: 50px; padding: 0 16px; border-radius: 12px;
  background: rgba(11, 31, 27, .6); border: 1px solid rgba(196, 236, 222, .18); color: var(--on-dark);
  font: inherit; font-size: 16px; transition: border-color .2s, background .2s;
}
.field input:focus { outline: none; border-color: var(--mint); background: rgba(11, 31, 27, .9); }
.field input.is-invalid { border-color: var(--red); }
.pick { display: flex; flex-wrap: wrap; gap: 8px; }
.pick label { cursor: pointer; }
.pick input { position: absolute; opacity: 0; pointer-events: none; }
.pick span { display: inline-block; padding: 8px 14px; border-radius: 999px; border: 1px solid rgba(196, 236, 222, .2); font-size: 14.5px; transition: all .2s; user-select: none; }
.pick label:hover span { border-color: rgba(196, 236, 222, .5); }
.pick input:checked + span { background: var(--mint); border-color: var(--mint); color: var(--ink); }
.pick input:focus-visible + span { outline: 2px solid var(--mint); outline-offset: 2px; }
.form__error { color: #FF9C8C; font-size: 14.5px; }
.form__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.form__note { font-size: 13px; color: var(--on-dark-2); }
.form__note a { color: var(--on-dark); }

/* footer */
.ftr { background: var(--paper); padding: 72px 0 28px; border-top: 1px solid var(--line); }
.ftr__in { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; }
.ftr__brand p { margin-top: 16px; max-width: 340px; color: var(--ink-2); font-size: 15.5px; }
.ftr__nav { display: grid; gap: 8px; align-content: start; font-size: 15px; }
.ftr__nav p { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 6px; }
.ftr__nav a, .ftr__nav span { color: var(--ink-2); text-decoration: none; }
.ftr__nav a:hover { color: var(--teal); }
.ftr__bottom { margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 10px 28px; font-size: 14px; color: var(--ink-3); }
.ftr__bottom span:first-child { margin-right: auto; }
.ftr__bottom a { color: var(--ink-3); text-decoration: none; }
.ftr__bottom a:hover { color: var(--teal); }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }
.js .hero__stage.reveal { transform: translateY(34px) scale(.98); }
.js .hero__stage.reveal.in { transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .nav a { padding: 8px 9px; font-size: 14.5px; }
  .hero__in { gap: 40px; }
  .module__in { gap: 56px; }
}

@media (max-width: 960px) {
  :root { --hdr-h: 62px; }
  body { font-size: 16px; }
  .section { padding: 96px 0; }
  .burger { display: block; }
  .link-login { display: none; }
  .nav {
    position: fixed; top: var(--hdr-h); left: 0; right: 0; margin: 0;
    flex-direction: column; gap: 0; padding: 12px 20px 24px;
    background: rgba(11, 31, 27, .98); border-bottom: 1px solid var(--dark-line);
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: all .25s var(--ease);
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a { padding: 14px 4px; font-size: 17px; border-bottom: 1px solid var(--dark-line); border-radius: 0; color: var(--on-dark); }
  .nav__login { display: block; }

  .hero { padding-top: calc(var(--hdr-h) + 48px); }
  .hero__in { grid-template-columns: 1fr; }
  .hero__stage { padding: 0 0 0 0; margin-top: 8px; }
  .browser--hero { transform: none; }
  .feed { position: relative; left: auto; bottom: auto; width: auto; margin: -36px 16px 0; }
  .phone--hero { display: none; }
  .systems { margin-top: 64px; }

  .pains__grid { grid-template-columns: 1fr 1fr; border-top: 0; gap: 0 28px; }
  .pain, .pain + .pain { padding: 28px 0 28px; border-right: 0; border-top: 1px solid var(--line); }

  .module__in, .module__in--rev { grid-template-columns: 1fr; gap: 48px; }
  .module__in--rev .module__copy, .module__in--rev .module__stage { order: 0; }

  .hub__map { aspect-ratio: auto; display: grid; gap: 20px; justify-items: center; }
  .hub__lines { display: none; }
  .hub__col { position: static; width: 100%; grid-template-rows: none; grid-template-columns: 1fr 1fr; gap: 10px; }
  .hub__core { position: relative; left: auto; top: auto; transform: none; width: 150px; margin: 18px 0; }
  .hub__core::before, .hub__core::after { content: ""; position: absolute; left: 50%; width: 1px; height: 26px; background: repeating-linear-gradient(to bottom, rgba(67, 217, 174, .6) 0 3px, transparent 3px 8px); }
  .hub__core::before { bottom: 100%; margin-bottom: 4px; }
  .hub__core::after { top: 100%; margin-top: 4px; }

  .aud__grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 36px 28px; }
  .security__in, .faq__in, .contact__in { grid-template-columns: 1fr; gap: 48px; }
  .security .sec-head { position: static; }
  .ftr__in { grid-template-columns: 1fr 1fr; }
  .ftr__brand { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .section { padding: 80px 0; }
  .sec-head { margin-bottom: 40px; }
  .hero__title { font-size: clamp(36px, 10.4vw, 46px); }
  .hero__lead { font-size: 17px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .hdr__actions .btn--sm { padding: 0 14px; }
  .feed { margin: -24px 8px 0; }
  .feed__list { height: 200px; }
  .systems__list li { font-size: 16px; }
  .systems__list { gap: 8px 22px; }

  .pains__grid { grid-template-columns: 1fr; }
  .module__lead { font-size: 16.5px; }
  .ticks li { font-size: 15.5px; }
  .callout p { font-size: 19px; }
  .browser__bar { height: 30px; padding: 0 10px; }
  .browser__bar i { width: 8px; height: 8px; }
  .browser__url { font-size: 10px; height: 18px; line-height: 18px; margin-left: 8px; }
  .phone { border-radius: 20px; padding: 5px; }
  .phone__view { border-radius: 16px; }
  .phone::before { top: 9px; height: 9px; }

  .hub__col { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .sec-list { grid-template-columns: 1fr; }
  .faq__list summary { font-size: 17px; }
  .form { padding: 22px 18px; }
  .form__row { grid-template-columns: 1fr; }
  .form__actions .btn { flex: 1 1 100%; }
  .contact__ways li { flex-direction: column; gap: 2px; }
  .ftr__in { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}