/* ═══════════════════════════════════════════════════════════════
   ВИТ · Shared Design System
   ═══════════════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────────────────── */
:root {
  --c-bg: #faf8f4;
  --c-snow: #f7f7f8;
  --c-mist: #efeff2;
  --c-warm: #e8e1d8;
  --c-silver: #d9d9de;
  --c-steel: #8a8a90;
  --c-graphite: #424245;
  --c-strong: #26262a;
  --c-ink: #1d1d1f;
  --c-white: #fff;
  --c-dark: #2b2c30;
  --c-dark-deep: #1e1f22;
  --c-action: #ff6a00;
  --c-action-light: rgba(255, 106, 0, 0.08);
  --c-ai: #6b5cff;
  --c-ok: #34c759;
  --c-warn: #ff9500;
  --c-err: #ff3b30;
  --c-cyan: #4a9ea8;
  --f-sans: "Montserrat", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", "SF Mono", monospace;
  --sh-xs: 0 1px 4px rgba(0, 0, 0, .06);
  --sh-sm: 0 2px 10px rgba(0, 0, 0, .06);
  --sh-card: 0 8px 28px rgba(0, 0, 0, .08);
  --sh-hover: 0 14px 38px rgba(0, 0, 0, .12);
  --sh-glass: 0 16px 48px rgba(31, 38, 135, .12);
  --ease: cubic-bezier(.4, 0, .2, 1);
  --grid-line: rgba(29, 29, 31, .055);
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html {
  color: var(--c-ink);
  background: var(--c-bg);
  font-family: var(--f-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
  scroll-behavior: smooth;
}
body { margin: 0; font-size: 16px; line-height: 1.5; color: var(--c-graphite); background: var(--c-bg); }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; cursor: pointer; }
p { margin: 0; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 600; line-height: 1.2; color: var(--c-ink); }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; }
img, svg { display: block; max-width: 100%; }

/* ─── LAYOUT ─────────────────────────────────────────────────── */
.wrap       { width: min(100% - 48px, 1200px); margin: 0 auto; }
.wrap--wide { width: min(100% - 48px, 1440px); margin: 0 auto; }
.wrap--sm   { width: min(100% - 48px, 800px);  margin: 0 auto; }
.sec        { padding: 96px 0; }
.sec--sm    { padding: 72px 0; }
.sec--xs    { padding: 48px 0; }
.sec--dark  { background: var(--c-dark); }
.sec--deep  { background: var(--c-dark-deep); }
.sec--snow  { background: var(--c-snow); }
.sec--mist  { background: var(--c-mist); }
.grid-bg {
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    var(--c-bg);
  background-size: 80px 80px;
}
.col-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.col-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.col-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split--left { grid-template-columns: 1fr .8fr; }
.split--right { grid-template-columns: .8fr 1fr; }

/* ─── ANIMATIONS ─────────────────────────────────────────────── */
.reveal        { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal-left   { opacity: 0; transform: translateX(-24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal-right  { opacity: 0; transform: translateX(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal-scale  { opacity: 0; transform: scale(.95); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal.visible, .reveal-left.visible, .reveal-right.visible, .reveal-scale.visible { opacity: 1; transform: none; }
.stagger > * { opacity: 0; transform: translateY(18px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.stagger.visible > * { opacity: 1; transform: none; }
.stagger.visible > *:nth-child(1) { transition-delay: .04s; }
.stagger.visible > *:nth-child(2) { transition-delay: .1s; }
.stagger.visible > *:nth-child(3) { transition-delay: .16s; }
.stagger.visible > *:nth-child(4) { transition-delay: .22s; }
.stagger.visible > *:nth-child(5) { transition-delay: .28s; }
.stagger.visible > *:nth-child(6) { transition-delay: .34s; }
.dot-pulse { animation: dpulse 2s ease-in-out infinite; }
@keyframes dpulse { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }

/* ─── TYPOGRAPHY ─────────────────────────────────────────────── */
.mono {
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-steel);
  line-height: 1.4;
}
.mono--action { color: var(--c-action); }
.mono--ai     { color: var(--c-ai); }
.mono--light  { color: rgba(255, 255, 255, .35); }
.mono--ok     { color: var(--c-ok); }
.rule   { width: 100%; height: 1px; border: 0; margin: 0; background: var(--c-warm); }
.dot    { display: inline-block; width: 6px; height: 6px; border-radius: 9999px; background: currentColor; flex-shrink: 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.page-title { font-size: clamp(32px, 4.5vw, 58px); font-weight: 700; line-height: 1.08; color: var(--c-ink); }
.page-title--light { color: #fff; }
.section-title { font-size: clamp(24px, 3vw, 40px); font-weight: 700; line-height: 1.15; color: var(--c-ink); }
.section-title--light { color: #fff; }
.lead { font-size: clamp(15px, 1.6vw, 18px); color: var(--c-graphite); line-height: 1.65; max-width: 640px; }
.lead--light { color: rgba(255, 255, 255, .65); }
.text-sm { font-size: 14px; line-height: 1.6; color: var(--c-graphite); }
.text-xs { font-size: 12px; line-height: 1.5; color: var(--c-steel); }
.sh { margin-bottom: 52px; }
.sh .eyebrow { margin-bottom: 14px; }

/* ─── NAV ────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 100;
  border-bottom: 1px solid rgba(29, 29, 31, .07);
  background: rgba(250, 248, 244, .88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  transition: box-shadow .3s var(--ease);
}
.topbar.scrolled { box-shadow: var(--sh-sm); }
.topbar__inner {
  display: flex; min-height: 64px; align-items: center;
  justify-content: space-between; gap: 16px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--c-ink); font-weight: 700; font-size: 14px; flex-shrink: 0; }
.brand__mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--c-action); color: #fff;
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700;
  transition: transform .2s var(--ease);
}
.brand:hover .brand__mark { transform: rotate(-8deg) scale(1.1); }

.nav { display: flex; align-items: center; gap: 2px; }
.nav__item { position: relative; }
/* invisible bridge fills the gap so moving mouse to dropdown doesn't lose hover */
.nav__item::after {
  content: ''; position: absolute;
  top: 100%; left: -8px; right: -8px; height: 16px;
}
.nav__link {
  display: flex; align-items: center; gap: 4px;
  padding: 7px 12px; border-radius: 9999px;
  color: var(--c-steel); font-size: 14px; font-weight: 500;
  transition: color .15s, background .15s;
  white-space: nowrap;
}
.nav__link:hover, .nav__link.active { color: var(--c-ink); background: rgba(255, 255, 255, .72); }
.nav__link svg { width: 12px; height: 12px; transition: transform .2s; }
.nav__item:hover .nav__link svg { transform: rotate(180deg); }
.nav__dropdown {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 220px; border: 1px solid var(--c-warm); border-radius: 16px;
  background: rgba(250, 248, 244, .96);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--sh-hover); padding: 8px;
  opacity: 0; transform: translateY(-6px) scale(.98);
  pointer-events: none;
  /* delay disappearance so fast mouse moves don't close it instantly */
  transition: opacity .18s var(--ease) .12s, transform .18s var(--ease) .12s;
}
.nav__item:hover .nav__dropdown {
  opacity: 1; transform: none; pointer-events: auto;
  transition-delay: 0s;
}
.nav__dropdown a {
  display: block; padding: 10px 14px; border-radius: 10px;
  font-size: 14px; color: var(--c-graphite);
  transition: background .15s, color .15s;
}
.nav__dropdown a:hover { background: rgba(255, 255, 255, .8); color: var(--c-ink); }
.nav__dropdown hr { height: 1px; border: 0; background: var(--c-warm); margin: 6px 0; }

.topbar__actions { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }

/* hamburger */
.burger { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; background: none; border: none; }
.burger span { display: block; width: 22px; height: 2px; background: var(--c-ink); border-radius: 2px; transition: transform .3s, opacity .3s; }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed; inset: 64px 0 0 0;
  background: rgba(250, 248, 244, .98); backdrop-filter: blur(20px);
  padding: 24px; z-index: 99; overflow-y: auto;
  flex-direction: column; gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { display: block; padding: 12px 16px; border-radius: 12px; font-size: 16px; font-weight: 500; color: var(--c-graphite); }
.mobile-menu a:hover { background: rgba(255, 255, 255, .7); color: var(--c-ink); }
.mobile-menu .mm-group-title { font-family: var(--f-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--c-steel); padding: 16px 16px 4px; }

/* ─── BREADCRUMB ─────────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--c-steel); flex-wrap: wrap; }
.breadcrumb a { color: var(--c-steel); }
.breadcrumb a:hover { color: var(--c-action); }
.breadcrumb__sep { color: var(--c-warm); }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer { border-top: 1px solid var(--c-warm); padding: 60px 0 40px; background: var(--c-snow); }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px; }
.footer__brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer__brand-mark { width: 30px; height: 30px; border-radius: 7px; background: var(--c-action); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.footer__brand-name { font-weight: 700; font-size: 14px; color: var(--c-ink); }
.footer__text { font-size: 13px; color: var(--c-graphite); line-height: 1.75; }
.footer__text a { color: var(--c-action); }
.footer__col-title { font-family: var(--f-mono); font-size: 10px; font-weight: 500; letter-spacing: .09em; text-transform: uppercase; color: var(--c-steel); margin-bottom: 16px; }
.footer__links { display: flex; flex-direction: column; gap: 9px; }
.footer__links a { font-size: 13px; color: var(--c-graphite); transition: color .15s; }
.footer__links a:hover { color: var(--c-action); }
.footer__bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--c-warm); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer__copy { font-size: 12px; color: var(--c-steel); }
.footer__decree { font-size: 12px; color: var(--c-steel); }
.footer__decree a { color: var(--c-steel); text-decoration: underline; }
.footer__decree a:hover { color: var(--c-action); }

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; min-height: 44px; align-items: center; justify-content: center;
  gap: 8px; border: 1px solid transparent; border-radius: 12px; padding: 0 20px;
  font-size: 14px; font-weight: 600; line-height: 1; white-space: nowrap;
  transition: transform .15s var(--ease), border-color .25s, background .25s, box-shadow .25s;
}
.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: scale(.98); }
.btn:focus-visible { outline: 0; box-shadow: 0 0 0 4px rgba(0, 122, 255, .14); }
.btn--primary  { background: var(--c-strong); color: #fff; box-shadow: var(--sh-sm); }
.btn--primary:hover { background: #303034; box-shadow: var(--sh-card); }
.btn--action   { background: var(--c-action); color: #fff; box-shadow: 0 4px 14px rgba(255, 106, 0, .3); }
.btn--action:hover { background: #e85e00; box-shadow: 0 6px 20px rgba(255, 106, 0, .4); }
.btn--secondary { border-color: var(--c-warm); background: rgba(255, 255, 255, .6); color: var(--c-graphite); }
.btn--secondary:hover { border-color: var(--c-silver); background: rgba(255, 255, 255, .9); }
.btn--ghost  { background: transparent; color: var(--c-steel); }
.btn--ghost:hover { background: rgba(255, 255, 255, .58); color: var(--c-ink); }
.btn--outline-light { border-color: rgba(255, 255, 255, .3); color: rgba(255, 255, 255, .85); background: rgba(255, 255, 255, .06); }
.btn--outline-light:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .5); }
.btn--sm { min-height: 36px; padding: 0 14px; font-size: 13px; border-radius: 9px; }
.btn--lg { min-height: 52px; padding: 0 28px; font-size: 15px; border-radius: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ─── BADGES ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex; min-height: 24px; align-items: center; gap: 6px;
  border: 1px solid var(--c-warm); border-radius: 9999px; padding: 0 10px;
  background: rgba(255, 255, 255, .56); color: var(--c-graphite);
  font-size: 12px; font-weight: 500; white-space: nowrap;
}
.badge--action { border-color: rgba(255, 106, 0, .22); color: var(--c-action); background: rgba(255, 106, 0, .07); }
.badge--ai     { border-color: rgba(107, 92, 255, .22); color: var(--c-ai);     background: rgba(107, 92, 255, .07); }
.badge--ok     { border-color: rgba(52, 199, 89, .22);  color: var(--c-ok);     background: rgba(52, 199, 89, .07); }
.badge--rd     { border-color: rgba(255, 149, 0, .22);  color: var(--c-warn);   background: rgba(255, 149, 0, .07); }
.badge--dark   { border-color: rgba(255, 255, 255, .14); color: rgba(255, 255, 255, .7); background: rgba(255, 255, 255, .07); }
.badge--err    { border-color: rgba(255, 59, 48, .22);  color: var(--c-err);    background: rgba(255, 59, 48, .06); }

/* ─── CARDS ──────────────────────────────────────────────────── */
.card {
  border: 1px solid var(--c-warm); border-radius: 18px; padding: 28px;
  background: rgba(255, 255, 255, .68); color: var(--c-graphite);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--sh-card); border-color: var(--c-silver); }
.card--dark { border-color: rgba(255, 255, 255, .1); background: rgba(255, 255, 255, .05); color: rgba(255, 255, 255, .8); }
.card--dark:hover { border-color: rgba(255, 255, 255, .2); }
.card--flat { border-color: var(--c-warm); background: var(--c-white); }
.card--flat:hover { box-shadow: var(--sh-card); }

/* ─── TABLES ─────────────────────────────────────────────────── */
.tbl-wrap { overflow: hidden; border: 1px solid var(--c-warm); border-radius: 16px; background: rgba(255, 255, 255, .54); }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th {
  padding: 13px 20px; text-align: left; border-bottom: 1px solid var(--c-warm);
  font-family: var(--f-mono); font-size: 10px; font-weight: 500;
  letter-spacing: .09em; text-transform: uppercase; color: var(--c-steel);
}
.tbl td { padding: 14px 20px; border-bottom: 1px solid var(--c-warm); vertical-align: top; color: var(--c-graphite); }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tbody tr { transition: background .15s; }
.tbl tbody tr:hover { background: rgba(255, 255, 255, .55); }
.tbl td strong { color: var(--c-ink); font-weight: 600; }
.tbl--price td:last-child { text-align: right; font-weight: 600; color: var(--c-ink); }
.tbl--compact td, .tbl--compact th { padding: 10px 16px; }
.tbl td .mono { color: var(--c-steel); }

/* ─── ACCORDION ──────────────────────────────────────────────── */
.acc { border: 1px solid var(--c-warm); border-radius: 14px; overflow: hidden; }
.acc + .acc { margin-top: 8px; }
.acc__head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 22px; cursor: pointer; user-select: none;
  background: rgba(255, 255, 255, .54); transition: background .2s;
}
.acc__head:hover { background: rgba(255, 255, 255, .84); }
.acc__label { font-size: 14px; font-weight: 600; color: var(--c-graphite); }
.acc__icon {
  width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--c-warm);
  display: grid; place-items: center; color: var(--c-steel); font-size: 17px; font-weight: 300;
  flex-shrink: 0; transition: transform .3s var(--ease), background .2s, border-color .2s, color .2s;
}
.acc.open .acc__icon { transform: rotate(45deg); background: var(--c-action); border-color: var(--c-action); color: #fff; }
.acc__body { max-height: 0; overflow: hidden; transition: max-height .45s var(--ease); }
.acc.open .acc__body { max-height: 2000px; }
.acc__inner { padding: 20px 22px 22px; border-top: 1px solid var(--c-warm); font-size: 14px; color: var(--c-graphite); line-height: 1.65; }
.acc__inner h5 { font-family: var(--f-mono); font-size: 10px; font-weight: 500; text-transform: uppercase; letter-spacing: .09em; color: var(--c-steel); margin: 18px 0 8px; }
.acc__inner h5:first-child { margin-top: 0; }
.acc__inner p { margin-bottom: 10px; }
.acc__inner ul { padding-left: 18px; list-style: disc; display: flex; flex-direction: column; gap: 5px; }
.acc__inner code { font-family: var(--f-mono); font-size: 12px; background: rgba(29, 29, 31, .06); border-radius: 4px; padding: 1px 6px; }

/* ─── FORMS ──────────────────────────────────────────────────── */
.form-group { display: grid; gap: 7px; margin-bottom: 16px; }
.form-label { font-family: var(--f-mono); font-size: 10px; font-weight: 500; letter-spacing: .09em; text-transform: uppercase; color: var(--c-steel); }
.form-input, .form-textarea, .form-select {
  width: 100%; border: 1px solid var(--c-warm); border-radius: 12px;
  background: rgba(255, 255, 255, .72); color: var(--c-ink); font-size: 15px;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.form-input, .form-select { height: 44px; padding: 0 14px; }
.form-textarea { min-height: 100px; padding: 12px 14px; resize: vertical; }
.form-input::placeholder, .form-textarea::placeholder { color: var(--c-steel); }
.form-input:focus, .form-textarea:focus { outline: 0; border-color: var(--c-cyan); background: rgba(255, 255, 255, .92); box-shadow: 0 0 0 4px rgba(74, 158, 168, .1); }
.form-check { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--c-steel); line-height: 1.5; margin-bottom: 20px; }
.form-check input { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; accent-color: var(--c-strong); }
.form-check a { color: var(--c-action); }

/* ─── ILLUSTRATIONS ──────────────────────────────────────────── */
.illus { display: block; width: 100%; height: auto; }
.illus-wrap { display: flex; align-items: center; justify-content: center; }
.illus-wrap--right { justify-content: flex-end; }
.product-shot {
  display: inline-block;
  width: 100%;
  border: 1px solid var(--c-warm);
  border-radius: 22px;
  padding: 14px;
  background: rgba(255, 255, 255, .72);
  box-shadow: var(--sh-card);
}
.product-shot img {
  width: 100%;
  height: auto;
  max-height: 560px;
  object-fit: contain;
  border-radius: 16px;
}
.product-shot--wide { max-width: 760px; }
.product-shot--portrait { max-width: 440px; justify-self: center; }
.product-shot--flush { padding: 0; overflow: hidden; }
.product-shot--flush img { border-radius: 21px; }
.product-shot--flush .product-shot__caption { padding: 0 14px 14px; }
.product-shot--contain img {
  object-fit: contain;
}
.product-shot__caption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-steel);
  text-align: center;
}
.media-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}
.media-gallery__item {
  margin: 0;
  border: 1px solid var(--c-warm);
  border-radius: 18px;
  padding: 10px;
  background: rgba(255,255,255,.72);
  box-shadow: var(--sh-sm);
}
.media-gallery__item img {
  width: 100%;
  height: auto;
  border-radius: 12px;
}
.media-gallery__item--wide { grid-column: span 2; }
.media-gallery__caption {
  padding: 10px 4px 2px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--c-steel);
}
@media (max-width: 640px) {
  .media-gallery { grid-template-columns: 1fr; }
  .media-gallery__item--wide { grid-column: auto; }
}
@media (min-width: 641px) and (max-width: 1024px) {
  .media-gallery { grid-template-columns: repeat(2, 1fr); }
}
.illus-sm  { max-width: 220px; }
.illus-md  { max-width: 340px; }
.illus-lg  { max-width: 480px; }
.illus-xl  { max-width: 580px; }

/* ─── METRICS / STATS ────────────────────────────────────────── */
.stat-card { border: 1px solid var(--c-warm); border-radius: 18px; padding: 28px; background: rgba(255, 255, 255, .6); }
.stat-card__val { font-size: clamp(32px, 4vw, 52px); font-weight: 300; color: var(--c-ink); line-height: 1; }
.stat-card__val span { color: var(--c-action); }
.stat-card__label { margin-top: 10px; font-size: 14px; color: var(--c-steel); line-height: 1.4; }
.stat-card--dark { border-color: rgba(255, 255, 255, .1); background: rgba(255, 255, 255, .05); }
.stat-card--dark .stat-card__val { color: #fff; }
.stat-card--dark .stat-card__label { color: rgba(255, 255, 255, .45); }

/* ─── FEATURE LIST ───────────────────────────────────────────── */
.feat-list { display: flex; flex-direction: column; gap: 14px; }
.feat-item { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; color: var(--c-graphite); line-height: 1.55; }
.feat-item::before { content: ""; width: 20px; height: 20px; border-radius: 50%; background: var(--c-ok); flex-shrink: 0; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 6l3 3 5-5' stroke='white' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; margin-top: 2px; }

/* ─── STEP LIST ──────────────────────────────────────────────── */
.step-list { display: flex; flex-direction: column; gap: 20px; counter-reset: st; }
.step-item { display: flex; gap: 18px; counter-increment: st; }
.step-item__num {
  width: 36px; height: 36px; border-radius: 50%; background: var(--c-action);
  color: #fff; display: grid; place-items: center; font-size: 14px; font-weight: 700;
  flex-shrink: 0; box-shadow: 0 4px 12px rgba(255, 106, 0, .3);
}
.step-item__num::after { content: counter(st); }
.step-item__content { padding-top: 6px; }
.step-item__title { font-size: 15px; font-weight: 700; color: var(--c-ink); margin-bottom: 4px; }
.step-item__text  { font-size: 14px; color: var(--c-graphite); line-height: 1.6; }

/* ─── PRICING CARDS ──────────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price-card { border: 1px solid var(--c-warm); border-radius: 20px; padding: 32px; background: rgba(255, 255, 255, .68); display: flex; flex-direction: column; }
.price-card--featured { border-color: var(--c-action); background: var(--c-white); box-shadow: 0 8px 32px rgba(255, 106, 0, .15); }
.price-card__label { font-family: var(--f-mono); font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--c-steel); margin-bottom: 12px; }
.price-card--featured .price-card__label { color: var(--c-action); }
.price-card__name { font-size: 20px; font-weight: 700; color: var(--c-ink); margin-bottom: 6px; }
.price-card__desc { font-size: 14px; color: var(--c-graphite); margin-bottom: 24px; line-height: 1.55; }
.price-card__price { font-size: 36px; font-weight: 300; color: var(--c-ink); line-height: 1; margin-bottom: 6px; }
.price-card__price span { font-size: 14px; color: var(--c-steel); font-weight: 400; }
.price-card__sub { font-size: 13px; color: var(--c-steel); margin-bottom: 28px; }
.price-card__features { flex: 1; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.price-feature { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--c-graphite); line-height: 1.45; }
.price-feature::before { content: ""; width: 16px; height: 16px; border-radius: 50%; background: var(--c-ok); flex-shrink: 0; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2 5l2.5 2.5 3.5-4' stroke='white' stroke-width='1.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; margin-top: 1px; }
.price-feature--no::before { background-color: var(--c-silver); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M3 3l4 4M7 3l-4 4' stroke='white' stroke-width='1.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); }

/* ─── INTEGRATION MAP ────────────────────────────────────────── */
.int-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.int-chip {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px;
  border: 1px solid var(--c-warm); border-radius: 12px;
  background: rgba(255, 255, 255, .68); font-size: 14px; font-weight: 500; color: var(--c-graphite);
}
.int-chip__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c-ok); flex-shrink: 0; }

/* ─── PAGE HERO ──────────────────────────────────────────────── */
.page-hero { padding: 64px 0 72px; }
.page-hero__inner { display: grid; grid-template-columns: 1fr 420px; gap: 72px; align-items: center; }
.page-hero--center { text-align: center; }
.page-hero--center .page-hero__inner { grid-template-columns: 1fr; justify-items: center; }
.page-hero__breadcrumb { margin-bottom: 24px; }
.page-hero__tag { margin-bottom: 18px; }
.page-hero__title { margin-bottom: 18px; }
.page-hero__lead { margin-bottom: 32px; }
.page-hero__actions { }
.page-hero__media { border: 1px solid var(--c-warm); border-radius: 24px; overflow: hidden; background: rgba(255, 255, 255, .64); padding: 32px; display: flex; align-items: center; justify-content: center; min-height: 280px; }

/* ─── SCROLL-TOP ─────────────────────────────────────────────── */
.scroll-top {
  position: fixed; bottom: 24px; right: 24px; z-index: 50;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--c-warm); background: rgba(255, 255, 255, .9);
  color: var(--c-graphite); display: grid; place-items: center;
  box-shadow: var(--sh-card); opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .2s; backdrop-filter: blur(12px);
  font-size: 18px;
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-2px); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .wrap { width: min(100% - 32px, 100%); }
  .sec { padding: 72px 0; }
  .sec--sm { padding: 56px 0; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .split { grid-template-columns: 1fr; }
  .split--left, .split--right { grid-template-columns: 1fr; }
  .col-4 { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .int-grid { grid-template-columns: repeat(2, 1fr); }
  .page-hero__inner { grid-template-columns: 1fr; }
  .page-hero__media { max-width: 380px; }
  .nav { display: none; }
  .burger { display: flex; }
}
@media (max-width: 768px) {
  .sec { padding: 56px 0; }
  .col-2, .col-3 { grid-template-columns: 1fr; }
  .col-4 { grid-template-columns: 1fr; }
  .topbar__actions .btn--secondary { display: none; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .wrap { width: min(100% - 24px, 100%); }
  .btn-row { flex-direction: column; }
  .btn-row .btn { justify-content: center; }
}