/* ==========================================================================
   Boostly Synthesis DS — components.css
   Инженерная эстетика: hairline-ячейки и рельсы (Tessel/Grafit),
   моно-ярлыки и терминальные окна, тактильные капсулы и glow (Merido).
   ========================================================================== */

/* ---------- Icon ---------- */
.icon { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.icon--sm { width: 14px; height: 14px; } .icon--lg { width: 20px; height: 20px; } .icon--xs { width: 12px; height: 12px; }

/* ---------- Logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 9px; font-family: var(--font-display); font-size: 19px; letter-spacing: -0.02em; color: var(--text-heading); font-weight: 550; }
.logo svg { width: 26px; height: 26px; }

/* ---------- Buttons: тактильные капсулы (Merido/Tessel pill) ---------- */
.btn { --h: 44px; display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); height: var(--h); padding: 0 18px; border-radius: var(--radius-pill); border: 1px solid var(--border-strong); font-size: var(--text-body-sm); font-weight: 500; letter-spacing: -0.01em; line-height: 1; white-space: nowrap; color: var(--text-primary); background: transparent; transition: background var(--duration-fast), box-shadow var(--duration-fast), transform var(--duration-fast), color var(--duration-fast), border-color var(--duration-fast); user-select: none; position: relative; }
.btn:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.btn:active { transform: scale(.97); }
.btn[disabled], .btn.is-disabled { opacity: .45; cursor: not-allowed; pointer-events: none; border-color: var(--border); color: var(--text-tertiary); }
/* Белая пилюля — главный CTA (Tessel) */
.btn--key { background: var(--key-bg); color: var(--key-fg); border-color: transparent; box-shadow: 0 1px 0 var(--shade-key); font-weight: 600; }
.btn--key:hover { background: var(--key-hover); box-shadow: var(--accent-glow); }
/* Мятная капсула — сигнальный акцент (Merido) */
.btn--accent { background: var(--mint); color: var(--accent-fg); border-color: transparent; font-weight: 600; }
.btn--accent:hover { box-shadow: var(--accent-glow); background: var(--mint); }
.btn--lilac { background: var(--lilac); color: var(--accent-fg); border-color: transparent; font-weight: 600; }
.btn--lilac:hover { box-shadow: 0 0 56px var(--sheen-hot); background: var(--lilac); }
.btn--ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--text-secondary); }
.btn--ghost:hover { background: var(--surface-hover); color: var(--text-primary); }
.btn--danger { background: var(--danger-bg); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 26%, transparent); }
.btn--mono { font-family: var(--font-sans); font-weight: 500; font-size: 12px; }
.btn--sm { --h: 32px; padding: 0 13px; font-size: var(--text-caption); }
.btn--lg { --h: 50px; padding: 0 26px; font-size: var(--text-body); }
.btn--icon { width: var(--h); padding: 0; }
.btn--block { width: 100%; }
.btn .icon { margin-inline: -2px; }
.btn--loading { color: transparent !important; pointer-events: none; }
.btn--loading::after { content: ""; position: absolute; width: 16px; height: 16px; border-radius: 50%; border: 2px solid currentColor; border-color: var(--key-fg) transparent var(--key-fg) var(--key-fg); animation: spin .7s linear infinite; }
.btn:not(.btn--key):not(.btn--accent):not(.btn--lilac).btn--loading::after { border-color: var(--text-primary) transparent var(--text-primary) var(--text-primary); }
@keyframes spin { to { transform: rotate(360deg); } }
.enter-key { width: 44px; height: 44px; border-radius: var(--radius-pill); display: grid; place-items: center; background: var(--key-bg); color: var(--key-fg); flex: none; transition: background var(--duration-fast), transform var(--duration-fast), box-shadow var(--duration-fast); }
.enter-key:hover { background: var(--key-hover); box-shadow: var(--accent-glow); }
.enter-key:active { transform: scale(.94); }
.btn-group { display: inline-flex; flex-wrap: wrap; gap: var(--space-2); }
.link { color: var(--link); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.more { display: inline-flex; align-items: center; gap: 6px; font-size: var(--text-body-sm); font-weight: 500; color: var(--text-primary); }
.more .icon { transition: transform var(--duration-fast); } .more:hover .icon { transform: translateX(3px); }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-sans); font-size: var(--text-body-sm); font-weight: 500; color: var(--text-primary); border-bottom: 1px solid var(--border-strong); padding-bottom: 3px; }
.link-arrow:hover { border-color: var(--text-primary); }

/* ---------- Chips / badges / tags ---------- */
.chip { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px; border-radius: var(--radius-sm); font-family: var(--font-sans); font-size: 11px; font-weight: 500; line-height: 1; white-space: nowrap; background: var(--chip-bg); color: var(--chip-fg); border: 1px solid var(--border-subtle); }
.chip .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex: none; }
.chip--green { background: var(--green-tint); color: var(--green-fg); border-color: transparent; }
.chip--blue { background: var(--blue-tint); color: var(--blue-fg); border-color: transparent; }
.chip--rose { background: var(--rose-tint); color: var(--rose-fg); border-color: transparent; }
.chip--amber { background: var(--amber-tint); color: var(--amber-fg); border-color: transparent; }
.chip--mint { background: var(--mint-dim); color: var(--mint-fg); border-color: transparent; }
.chip--lilac { background: var(--lilac-dim); color: var(--lilac-fg); border-color: transparent; }
.chip--grey { background: var(--chip-bg); color: var(--text-secondary); }
.chip--outline { background: transparent; color: var(--text-secondary); border-color: var(--border-strong); }
.chip--solid { background: var(--key-bg); color: var(--key-fg); border-color: transparent; }
.chip--sm { height: 20px; padding: 0 7px; font-size: 11px; }
.badge-free { display: inline-flex; align-items: center; height: 18px; padding: 0 6px; white-space: nowrap; border-radius: var(--radius-xs); font-family: var(--font-sans); font-size: 11px; font-weight: 500; color: var(--mint-fg); background: var(--mint-dim); }
/* Лаконичная плашка статуса (Merido) */
.badge { display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 9px; border-radius: var(--radius-pill); font-family: var(--font-sans); font-size: 11px; font-weight: 500; background: var(--chip-bg); color: var(--chip-fg); white-space: nowrap; }
.badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.badge--success { background: var(--success-bg); color: var(--success); }
.badge--danger { background: var(--danger-bg); color: var(--danger); }
.badge--warning { background: var(--warning-bg); color: var(--warning); }
.badge--info { background: var(--info-bg); color: var(--info); }
.badge--mint { background: var(--mint-dim); color: var(--mint-fg); }
.badge--lilac { background: var(--lilac-dim); color: var(--lilac-fg); }
.tag { display: inline-flex; align-items: center; height: 22px; padding: 0 var(--space-2); border-radius: var(--radius-xs); font-family: var(--font-sans); font-size: var(--text-caption); color: var(--text-secondary); background: var(--surface-sunken); border: 1px solid var(--hairline); }
.kbd, kbd { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 5px; border-radius: var(--radius-xs); font-family: var(--font-mono); font-size: 10.5px; color: var(--text-secondary); background: var(--surface); border: 1px solid var(--border-strong); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: var(--z-header); transition: background var(--duration-base), box-shadow var(--duration-base), border-color var(--duration-base); border-bottom: 1px solid transparent; }
.site-header.is-scrolled { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); border-bottom-color: var(--rail); }
.frame > .site-header { border-bottom-color: var(--rail); }
.nav { height: var(--header-h); display: flex; align-items: center; gap: var(--space-6); }
.nav__links { display: none; align-items: center; gap: var(--space-2xs); }
.nav__link { display: inline-flex; align-items: center; gap: var(--space-1); height: 32px; padding: 0 var(--space-3); border-radius: var(--radius-pill); font-size: var(--text-body-sm); font-weight: 500; color: var(--text-secondary); white-space: nowrap; transition: background var(--duration-fast), color var(--duration-fast); }
.nav__link:hover, .nav__link[aria-expanded="true"] { background: var(--surface-hover); color: var(--text-primary); }
.nav__link[aria-current="page"] { color: var(--text-primary); background: var(--surface-raised); box-shadow: inset 0 0 0 1px var(--hairline); }
.nav__link .icon { transition: transform var(--duration-fast); } .nav__link[aria-expanded="true"] .icon { transform: rotate(180deg); }
.nav__item { position: relative; }
.nav__end { margin-left: auto; display: flex; align-items: center; gap: var(--space-2); }
.nav__end .hide-sm { display: none; }
@media (min-width: 1024px) { .nav__links { display: flex; } .nav__end .hide-sm { display: inline-flex; } }
.burger { width: 40px; height: 40px; display: inline-grid; place-content: center; gap: 6px; border-radius: var(--radius-pill); border: 1px solid var(--border-strong); touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
.burger span { display: block; width: 16px; height: 1.5px; background: var(--text-primary); border-radius: 2px; transition: transform var(--duration-base) var(--ease-out); }
.burger[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
@media (min-width: 1024px) { .burger { display: none; } }
.mobile-menu { position: fixed; inset: var(--header-h) 0 0 0; z-index: var(--z-overlay); background: var(--bg); overflow-y: auto; padding: var(--space-3) var(--gutter) calc(var(--space-10) + env(safe-area-inset-bottom, var(--space-0))); display: flex; flex-direction: column; gap: var(--space-1); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity var(--duration-base), transform var(--duration-base) var(--ease-out), visibility 0s linear var(--duration-base); -webkit-overflow-scrolling: touch; }
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.mobile-menu a.mm-link { display: flex; justify-content: space-between; align-items: center; min-height: 48px; padding: var(--space-3) var(--space-2xs); font-family: var(--font-display); font-size: clamp(22px, 6vw, 30px); font-weight: 500; letter-spacing: -0.03em; line-height: 1.15; color: var(--text-heading); border-bottom: 1px solid var(--rail); }
.mobile-menu a.mm-link .icon { color: var(--text-tertiary); }
.mobile-menu__group { padding: 18px 6px 6px; font-size: var(--text-caption); color: var(--text-tertiary); font-weight: 500; }
.mobile-menu a.mm-sub { display: flex; align-items: center; min-height: 44px; padding: var(--space-2) 6px; font-size: var(--text-body); color: var(--text-secondary); }
.mobile-menu__foot { margin-top: auto; padding-top: var(--space-6); display: grid; gap: 10px; min-width: 0; } .mobile-menu__foot > * { min-width: 0; max-width: 100%; flex-wrap: wrap; }
body.menu-open { overflow: hidden; }
/* ---------- Dropdown / popover ---------- */
.dropdown { position: absolute; top: calc(100% + 8px); left: 0; min-width: 300px; padding: var(--space-2); border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--surface-raised); box-shadow: var(--shadow-float); z-index: var(--z-dropdown); opacity: 0; visibility: hidden; transform: translateY(-4px) scale(.98); transform-origin: top left; transition: opacity var(--duration-fast), transform var(--duration-base) var(--ease-out), visibility 0s linear var(--duration-base); }
.dropdown.is-open, .popover--floating.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.dropdown--wide { min-width: 520px; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-1); }
.dropdown__item, .menu__item { display: flex; align-items: flex-start; gap: var(--space-3); width: 100%; padding: 10px; border-radius: var(--radius-md); text-align: left; color: var(--text-primary); font-size: var(--text-body-sm); transition: background var(--duration-fast); }
.dropdown__item:hover, .menu__item:hover, .menu__item[aria-selected="true"] { background: var(--surface-hover); }
.menu__item { align-items: center; padding: var(--space-2) 10px; }
.menu__item .meta { margin-left: auto; color: var(--text-tertiary); font-size: var(--text-caption); }
.menu__item--danger { color: var(--rose-fg); }
.menu__head { padding: var(--space-2) 10px var(--space-1); font-size: var(--text-caption); color: var(--text-tertiary); font-weight: 500; }
.menu__sep { height: 1px; background: var(--hairline); margin: 6px var(--space-1); }
.dropdown__tile { width: 36px; height: 36px; border-radius: var(--radius-md); display: grid; place-items: center; flex: none; background: var(--bg-soft); border: 1px solid var(--rail); color: var(--text-secondary); }
.dropdown__title { display: block; font-weight: 500; }
.dropdown__desc { display: block; color: var(--text-tertiary); font-size: var(--text-caption); margin-top: var(--space-2xs); }
.popover { padding: var(--space-2); border-radius: var(--radius-lg); background: var(--surface-raised); border: 1px solid var(--border); box-shadow: var(--shadow-float); min-width: 240px; }
.popover--floating { position: absolute; z-index: var(--z-dropdown); opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity var(--duration-fast), transform var(--duration-base) var(--ease-out), visibility 0s linear var(--duration-base); }

/* ---------- Hero ---------- */
.hero { display: grid; gap: var(--space-12); align-items: center; padding-block: clamp(var(--space-12), 9vw, 140px) clamp(var(--space-12), 7vw, var(--space-24)); }
@media (min-width: 1024px) { .hero { grid-template-columns: 1fr 1fr; } }
.hero__title { overflow-wrap: break-word; min-width: 0; font-family: var(--font-display); font-size: var(--text-display); line-height: var(--leading-display); letter-spacing: var(--tracking-display); font-weight: var(--weight-display); color: var(--text-heading); }
.hero__sub { margin-top: var(--space-5); }
.rotator { display: inline-block; position: relative; }
.rotator .ink { display: inline-block; color: var(--accent-text); }
/* Prompt-поле: терминальная капсула */
.prompt { width: min(100%, 560px); margin-top: var(--space-8); max-width: 100%; box-sizing: border-box; }
.prompt__tabs { display: flex; align-items: flex-end; overflow-x: auto; max-width: 100%; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.prompt__tabs::-webkit-scrollbar { display: none; }
.prompt__tab { white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; min-height: 40px; height: 40px; padding: 0 14px; border-radius: 12px 12px 0 0; border: 1px solid transparent; border-bottom: 0; font-family: var(--font-sans); font-size: var(--text-body-sm); font-weight: 500; color: var(--text-tertiary); flex-shrink: 0; }
.prompt__tab[aria-selected="true"] { background: var(--surface); border-color: var(--rail); color: var(--text-primary); }
.prompt__box { padding: 6px; border-radius: 0 14px 14px 14px; background: var(--surface); border: 1px solid var(--rail); width: 100%; box-sizing: border-box; }
.prompt__tabs:has(.prompt__tab:not(:first-child)[aria-selected="true"]) + .prompt__box { border-radius: 14px; }
.prompt__field { display: flex; align-items: center; gap: var(--space-2); padding: 5px 5px 5px var(--space-4); border-radius: var(--radius-pill); background: var(--surface-sunken); border: 1px solid var(--accent-line); width: 100%; box-sizing: border-box; min-width: 0; }
.prompt__field input { flex: 1 1 0%; min-width: 0; height: 44px; border: 0; background: none; font-family: var(--font-mono); font-size: 13px; color: var(--text-primary); }
.prompt__field input::placeholder { color: var(--text-tertiary); text-overflow: ellipsis; }
.prompt__field > .icon { color: var(--mint-fg); flex-shrink: 0; }
/* Hero-иллюстрация: дизеринг-стек */
.glow-stack { position: relative; aspect-ratio: 1.2; width: min(100%, 520px); margin-inline: auto; }
.glow-stack::before { content: ""; position: absolute; inset: 0; background: var(--glow); filter: blur(30px); opacity: .7; }
.glow-stack i { position: absolute; left: 12%; right: 10%; height: 13%; border-radius: 10px; border: 1px solid var(--border-strong); background: linear-gradient(180deg, var(--surface-raised), var(--surface-sunken)); transform: perspective(700px) rotateX(48deg) skewX(-14deg); animation: float 9s var(--ease-standard) infinite alternate; }
@media (prefers-reduced-motion: reduce) { .glow-stack i { animation: none; } }
.glow-stack i:nth-child(1) { top: 14%; animation-delay: -1s; }
.glow-stack i:nth-child(2) { top: 31%; left: 8%; opacity: .85; animation-delay: -2s; }
.glow-stack i:nth-child(3) { top: 54%; opacity: .8; animation-delay: -3s; }
.glow-stack i:nth-child(4) { top: 70%; left: 16%; animation-delay: -4s; }
@keyframes float { to { transform: perspective(700px) rotateX(48deg) skewX(-14deg) translateY(-10px); } }

/* ---------- Logo marquee ---------- */
.logos { display: flex; align-items: center; justify-content: space-between; gap: var(--space-10); padding-block: var(--space-6); overflow: hidden; border-block: 1px solid var(--rail); mask-image: linear-gradient(90deg, transparent, var(--mask-solid) 6%, var(--mask-solid) 94%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, var(--mask-solid) 6%, var(--mask-solid) 94%, transparent); }
.logos__track { display: flex; align-items: center; gap: clamp(var(--space-8), 5vw, 72px); flex: none; min-width: 100%; justify-content: space-around; }
.wordmark-ph { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--text-tertiary); font-size: 18px; letter-spacing: -0.02em; white-space: nowrap; opacity: .9; }
.wordmark-ph .glyph { width: 14px; height: 14px; border-radius: 3px; border: 1.5px solid currentColor; opacity: .85; }
.wordmark-ph--serif { font-family: var(--font-display); font-weight: 500; }
.wordmark-ph--mono { font-family: var(--font-mono); letter-spacing: .06em; text-transform: uppercase; font-size: 13px; }
.wordmark-ph--round .glyph { border-radius: 50%; }
.wordmark-ph--wide { letter-spacing: .14em; text-transform: uppercase; font-weight: 500; font-size: 13px; }
@media (max-width: 1023px) { .logos { justify-content: flex-start; gap: 0; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; mask-image: linear-gradient(90deg, transparent, var(--mask-solid) 4%, var(--mask-solid) 96%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, var(--mask-solid) 4%, var(--mask-solid) 96%, transparent); } .logos::-webkit-scrollbar { display: none; } .logos__track { justify-content: flex-start; padding-right: var(--space-12); } }

/* ---------- Metrics: hairline-ячейки (exposed grid) ---------- */
.metrics { display: grid; gap: 0; border: 1px solid var(--rail); border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-soft); }
@media (min-width: 768px) { .metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.metric { --bgc: transparent; position: relative; display: flex; flex-direction: column; min-height: 240px; padding: 22px; background: var(--bgc); border-bottom: 1px solid var(--rail); }
@media (min-width: 768px) { .metric { border-bottom: 0; border-right: 1px solid var(--rail); } .metric:last-child { border-right: 0; } }
.metric:last-child { border-bottom: 0; }
.metric--green { --bgc: var(--grad-green); } .metric--blue { --bgc: var(--grad-blue); } .metric--rose { --bgc: var(--grad-rose); } .metric--mint { --bgc: var(--grad-mint); }
.metric__value { margin-top: auto; font-family: var(--font-display); font-size: clamp(2rem, 1.6rem + 1.6vw, 3rem); line-height: 1; letter-spacing: -0.035em; font-weight: 500; color: var(--text-heading); }
.metric__cap { font-size: var(--text-caption); color: var(--text-secondary); margin-top: var(--space-2); max-width: 30ch; }
.metric__brand { margin-top: auto; align-self: flex-end; padding-top: var(--space-8); }
.metric__brand .wordmark-ph { font-size: 14px; }
.metric__idx { position: absolute; top: 14px; right: 16px; font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); }
@media (max-width: 767px) {
  .metrics--fan { display: grid; grid-template-columns: 1fr; gap: 0; width: 100%; }
  .metrics--fan .metric { width: 100%; min-height: auto; transform: none !important; }
}
@media (min-width: 1024px) and (prefers-reduced-motion: no-preference) {
  .metrics--fan .metric { transition: background var(--duration-base); }
}

/* ---------- Manifesto ---------- */
.manifesto { display: grid; gap: var(--space-6); }
@media (min-width: 1024px) { .manifesto { grid-template-columns: 5fr 6fr; gap: var(--space-16); align-items: start; } .manifesto__title { position: sticky; top: calc(var(--header-h) + 40px); } }
.manifesto__body { display: grid; gap: 18px; }
.manifesto__body p { font-size: clamp(1.1rem, 0.95rem + 0.8vw, 1.625rem); line-height: 1.35; letter-spacing: -0.015em; color: var(--text-primary); }
.manifesto__n { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); display: block; margin-bottom: 10px; }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .reveal { animation: reveal linear both; animation-timeline: view(); animation-range: entry 10% cover 45%; }
    @keyframes reveal { from { opacity: .22; } to { opacity: 1; } }
  }
}

/* ---------- Quotes ---------- */
.quotes { display: grid; gap: var(--space-3); }
@media (min-width: 900px) { .quotes { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.quote { --bgc: var(--bg-soft); --qc: var(--text-tertiary); display: flex; flex-direction: column; gap: 14px; padding: 22px; border-radius: var(--radius-md); background: var(--bgc); border: 1px solid var(--rail); font-size: var(--text-body-sm); color: var(--text-secondary); }
.quote--green { --bgc: var(--grad-green); --qc: var(--green-fg); } .quote--blue { --bgc: var(--grad-blue); --qc: var(--blue-fg); } .quote--rose { --bgc: var(--grad-rose); --qc: var(--rose-fg); }
.quote::before { content: "“"; font-family: var(--font-display); font-size: 40px; line-height: .6; height: 16px; color: var(--qc); }
.quote__author { margin-top: auto; padding-top: var(--space-3); display: flex; align-items: center; gap: 10px; }
.quote__name { color: var(--text-primary); font-weight: 500; font-size: var(--text-caption); }
.quote__role { font-size: var(--text-caption); color: var(--text-tertiary); }
.quote--big { padding: clamp(var(--space-6), 4vw, var(--space-12)); gap: var(--space-6); }
.quote--big blockquote { font-family: var(--font-display); font-size: var(--text-h4); line-height: 1.35; color: var(--text-heading); }

/* ---------- Avatar ---------- */
.avatar { --s: 32px; --al: 74%; width: var(--s); height: var(--s); border-radius: var(--radius-sm); display: inline-grid; place-items: center; flex: none; font-family: var(--font-mono); font-size: calc(var(--s) * .32); letter-spacing: -.02em; color: var(--avatar-ink); background: radial-gradient(circle at 35% 30%, var(--avatar-hi), var(--avatar-lo)); border: 1px solid var(--ink-glass); }
.avatar--sm { --s: 24px; } .avatar--lg { --s: 44px; } .avatar--xl { --s: 72px; }
.avatar--a { --al: 76%; } .avatar--b { --al: 60%; } .avatar--c { --al: 84%; } .avatar--d { --al: 66%; } .avatar--e { --al: 71%; }
[data-theme="dark"] .avatar, [data-theme="black"] .avatar { color: var(--avatar-ink-inv); background: radial-gradient(circle at 35% 30%, var(--avatar-hi), var(--avatar-lo)); border-color: var(--ink-glass2); }
.avatar-group { display: inline-flex; } .avatar-group .avatar + .avatar { margin-left: calc(-1 * var(--space-2)); box-shadow: 0 0 0 2px var(--bg); }

/* ---------- Feature section ---------- */
.feature { display: grid; grid-template-columns: 1fr; gap: var(--space-8); align-items: center; width: 100%; }
@media (min-width: 1024px) { .feature { grid-template-columns: 5fr 6fr; gap: var(--space-16); } .feature--flip > :first-child { order: 2; } }
.feature__title { font-family: var(--font-display); font-size: clamp(1.85rem, 1.4rem + 1.8vw, var(--text-h1)); line-height: var(--leading-h1); letter-spacing: var(--tracking-h1); font-weight: var(--weight-h1); color: var(--text-heading); }
.feature__text { margin-top: 14px; font-size: clamp(0.95rem, 0.9rem + 0.3vw, 1.125rem); line-height: 1.5; color: var(--text-secondary); max-width: 32em; }
.panel--rose .feature__title { color: var(--text-heading); } .panel--rose .feature__text { color: var(--text-secondary); }
.feature__stage { position: relative; min-height: 280px; display: grid; align-items: center; width: 100%; min-width: 0; }
@media (min-width: 768px) { .feature__stage { min-height: 360px; } }

/* ---------- Research card ---------- */
.research { padding: 18px; border-radius: var(--radius-md); background: var(--bg-soft); border: 1px solid var(--rail); font-size: var(--text-caption); color: var(--text-secondary); display: grid; gap: 14px; }
.person { display: flex; align-items: center; gap: 10px; min-width: 0; }
.person__name { color: var(--text-primary); font-weight: 500; font-size: var(--text-body-sm); }
.person__role { color: var(--text-tertiary); font-size: var(--text-caption); }
.research__head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.research__label { font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; color: var(--text-tertiary); }
.research ul { padding-left: var(--space-4); display: grid; gap: var(--space-3); }
.research li::marker { color: var(--text-tertiary); }
.source { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 6px; font-family: var(--font-sans); font-size: var(--text-caption); color: var(--text-secondary); }
.source__icon { width: 16px; height: 16px; border-radius: 4px; display: grid; place-items: center; color: var(--text-inverse); font-size: 9px; font-weight: 600; background: var(--c, var(--text-tertiary)); background: color-mix(in srgb, var(--c, var(--text-tertiary)) 72%, var(--mask-solid)); }
.source .sep { color: var(--text-disabled); }

/* ---------- Lead rows ---------- */
.leads { display: grid; gap: var(--space-2); }
.lead-row { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) 14px; border-radius: var(--radius-md); background: var(--bg-soft); border: 1px solid var(--rail); flex-wrap: wrap; }
.lead-row .person { flex: 1; }
.lead-row--ok { border-color: color-mix(in srgb, var(--green-fg) 30%, transparent); background: var(--green-tint); }

/* ---------- Message card ---------- */
.message { padding: 18px; border-radius: var(--radius-md); background: var(--bg-soft); border: 1px solid var(--rail); display: grid; gap: var(--space-3); font-size: var(--text-body-sm); color: var(--text-secondary); }
.message__type { display: flex; align-items: center; gap: var(--space-2); color: var(--text-primary); font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; }
.message__body p + p { margin-top: 10px; }
.message__foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); padding-top: var(--space-3); border-top: 1px solid var(--rail); flex-wrap: wrap; }
.caret { display: inline-block; width: 2px; height: 1.1em; vertical-align: -0.2em; background: var(--mint-fg); margin-left: var(--space-2xs); animation: caret 1.2s steps(2) 5; }
@media (prefers-reduced-motion: reduce) { .caret { animation: none; } }
@keyframes caret { 50% { opacity: 0; } }

/* ---------- Orbit / ISO / Nodes (наследие, hairline-стиль) ---------- */
.orbit { position: relative; width: min(100%, 300px); aspect-ratio: 1; margin-inline: auto; }
.orbit svg { width: 100%; height: 100%; animation: spin 40s linear infinite; }
.orbit text { font-family: var(--font-mono); font-size: 11px; fill: var(--text-secondary); }
.orbit::after { content: ""; position: absolute; inset: 30%; border-radius: 50%; background: var(--glow); }
@media (prefers-reduced-motion: reduce) { .orbit svg { animation: none; } }
.iso { position: relative; min-height: 380px; border-radius: var(--radius-lg); overflow: hidden; }
.iso::before { content: ""; position: absolute; inset: -40%; background-image: linear-gradient(var(--hairline) 1px, transparent 1px), linear-gradient(90deg, var(--hairline) 1px, transparent 1px); background-size: 56px 56px; transform: perspective(900px) rotateX(55deg) rotateZ(-35deg); mask-image: radial-gradient(closest-side, var(--mask-solid) 40%, transparent); -webkit-mask-image: radial-gradient(closest-side, var(--mask-solid) 40%, transparent); }
.flow { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-12) var(--space-6); padding: var(--space-12) var(--space-6); justify-items: center; }
.flow svg.flow__wires { position: absolute; inset: 0; width: 100%; height: 100%; stroke: var(--border-strong); stroke-width: 1.5; fill: none; }
.node { position: relative; width: 104px; height: 74px; border-radius: var(--radius-md); display: grid; place-items: center; background: var(--surface); border: 1px solid var(--border-strong); }
.node__dial { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--key-bg); color: var(--key-fg); border: 4px solid var(--surface); box-shadow: 0 0 0 1px var(--border-strong); }
.node__label { position: absolute; top: calc(100% + 18px); white-space: nowrap; font-family: var(--font-sans); font-size: var(--text-caption); color: var(--text-secondary); }
.node--active { border-color: var(--live); }
.node--active .node__dial { background: var(--live); color: var(--accent-fg); }
@media (max-width: 639px) { .flow svg.flow__wires { display: none; } .flow { grid-template-columns: 1fr 1fr; } .node { width: 88px; height: 64px; } }

/* ---------- Integrations ---------- */
.int-list { display: grid; gap: 6px; margin-top: 28px; }
.int-item { text-align: left; font-family: var(--font-display); font-size: var(--text-h2); line-height: 1.25; color: var(--text-tertiary); padding-left: 18px; border-left: 2px solid transparent; transition: color var(--duration-fast), border-color var(--duration-fast); }
.int-item:hover { color: var(--text-secondary); }
.int-item[aria-selected="true"] { color: var(--text-heading); border-color: var(--mint); font-size: var(--text-h1); line-height: var(--leading-h1); letter-spacing: var(--tracking-h1); }
.int-item__desc { display: block; font-family: var(--font-sans); font-size: var(--text-body); line-height: 1.5; color: var(--text-secondary); margin-top: var(--space-2); max-width: 30em; }
.int-item:not([aria-selected="true"]) .int-item__desc { display: none; }
.bubbles { position: relative; height: 320px; }
.bubble { --s: 64px; --c1: var(--bubble-hi); --c2: var(--bubble-lo); position: absolute; width: var(--s); height: var(--s); border-radius: 50%; display: grid; place-items: center; font-weight: 600; font-size: calc(var(--s) * .32); color: var(--text-inverse); background: radial-gradient(circle at 32% 28%, var(--c1), var(--c2) 70%); box-shadow: inset -6px -8px 14px var(--sheen-lift), inset 4px 6px 10px var(--sheen-hot), 0 14px 22px -10px var(--shade-bubble); animation: bob 9s ease-in-out infinite alternate; }
.bubble:nth-child(2n) { animation-delay: -2s; } .bubble:nth-child(3n) { animation-delay: -3.5s; }
@keyframes bob { to { transform: translateY(-8px); } }
@media (prefers-reduced-motion: reduce) { .bubble { animation: none; } }

/* ---------- FAQ (accordion, hairline) ---------- */
.accordion { display: grid; gap: 0; border-top: 1px solid var(--rail); }
.accordion__item { border-bottom: 1px solid var(--rail); }
.accordion h3 { font: inherit; color: inherit; }
.accordion__trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: 13px var(--space-1); text-align: left; font-size: var(--text-body); font-weight: 500; color: var(--text-primary); }
.accordion__trigger .pm { position: relative; width: 12px; height: 12px; flex: none; color: var(--text-tertiary); }
.accordion__trigger .pm::before, .accordion__trigger .pm::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1.5px; margin-top: -.75px; background: currentColor; border-radius: 1px; transition: transform var(--duration-base) var(--ease-out); }
.accordion__trigger .pm::after { transform: rotate(90deg); }
.accordion__trigger[aria-expanded="true"] .pm::after { transform: rotate(0); }
.accordion__panel { display: grid; grid-template-rows: 0fr; visibility: hidden; transition: grid-template-rows var(--duration-base) var(--ease-out), visibility 0s linear var(--duration-base); }
.accordion__panel > div { overflow: hidden; min-height: 0; }
.accordion__panel.is-open { grid-template-rows: 1fr; visibility: visible; transition-delay: 0s; }
.accordion__content { padding: 0 var(--space-1) 18px; color: var(--text-secondary); font-size: var(--text-body-sm); max-width: 56em; }

/* ---------- CTA «устройство» → терминальное окно ---------- */
.device { padding: var(--space-2); border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--rail); width: 100%; max-width: 100%; box-sizing: border-box; min-width: 0; }
.device__screen { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius-md); overflow: hidden; background: var(--code-bg); display: grid; place-items: center; color: var(--code-fg); text-align: center; padding: clamp(14px, 4vw, var(--space-6)); width: 100%; box-sizing: border-box; }
@media (max-width: 480px) { .device__screen { aspect-ratio: auto; min-height: 180px; } }
.device__screen::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, var(--sheen-faint) 0 2px, transparent 2px 4px); pointer-events: none; }
.device__foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: 10px var(--space-1) var(--space-2xs) var(--space-2); font-size: var(--text-caption); color: var(--text-tertiary); flex-wrap: wrap; }
.live-dot { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; } .live-dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; border: 1.5px solid currentColor; }
.live-dot--on { color: var(--live); } .live-dot--on::before { background: currentColor; box-shadow: 0 0 0 3px var(--green-tint), 0 0 10px currentColor; }

/* ---------- Footer ---------- */
.site-footer { margin-top: 0; overflow-x: clip; border-top: 1px solid var(--rail); background: var(--bg-alt); color: var(--text-primary); }
.footer__cols { display: grid; gap: 28px; grid-template-columns: 1fr; padding-block: var(--space-12) var(--space-8); width: 100%; }
@media (min-width: 540px) { .footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 900px) { .footer__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-8); padding-block: 56px var(--space-10); } }
@media (min-width: 1200px) { .footer__cols { grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; } }
.footer__col { display: grid; gap: var(--space-2); align-content: start; font-size: var(--text-body-sm); }
.footer__col h2 { font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; color: var(--text-tertiary); margin-bottom: var(--space-2); }
.footer__col a { color: var(--text-secondary); min-height: 32px; display: inline-flex; align-items: center; } .footer__col a:hover { color: var(--text-primary); }
.footer__lead { grid-column: 1 / -1; } @media (min-width: 1200px) { .footer__lead { grid-column: auto; } }
.ask-ai { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.ask-ai a { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--rail); font-size: 11px; font-weight: 600; color: var(--text-secondary); }
.footer__bar { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; padding-block: var(--space-5); border-top: 1px solid var(--rail); font-size: var(--text-caption); color: var(--text-tertiary); }
.footer__social { display: flex; gap: var(--space-1); }
.footer__social a { width: 32px; height: 32px; display: grid; place-items: center; border-radius: var(--radius-sm); color: var(--text-secondary); border: 1px solid var(--rail); } .footer__social a:hover { background: var(--surface-hover); color: var(--text-primary); }
/* Гигантский знак, «напечатанный» точками (Tessel bigword) */
.bigmark, .bigword { font-family: var(--font-display); font-weight: 500; font-size: clamp(6rem, 24vw, 22rem); line-height: .8; letter-spacing: -0.05em; text-align: center; padding: var(--space-6) 0 0; margin-bottom: -0.06em; user-select: none; white-space: nowrap; overflow: hidden;
  color: transparent; background-image: radial-gradient(var(--text-tertiary) 1.1px, transparent 1.4px); background-size: 5px 5px; -webkit-background-clip: text; background-clip: text; opacity: .5; }
.theme-switch { display: inline-flex; padding: 3px; gap: var(--space-2xs); border-radius: var(--radius-pill); background: var(--surface-sunken); border: 1px solid var(--hairline); }
.theme-switch button { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; color: var(--text-tertiary); transition: background var(--duration-fast), color var(--duration-fast); }
.theme-switch button[aria-pressed="true"] { background: var(--surface-raised); color: var(--text-primary); box-shadow: 0 0 0 1px var(--border-strong); }

/* ---------- Section head ---------- */
.sec-head { display: grid; gap: 14px; margin-bottom: clamp(var(--space-8), 4vw, 56px); max-width: 720px; }
.sec-head--center { text-align: center; justify-items: center; margin-inline: auto; }
.sec-head--row { max-width: none; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: var(--space-5); }
.sec-head__title { font-family: var(--font-display); font-size: var(--text-h2); line-height: var(--leading-h2); letter-spacing: var(--tracking-h2); font-weight: var(--weight-h2); color: var(--text-heading); }
.sec-head p, .sec-head__desc { color: var(--text-secondary); font-size: var(--text-lead); max-width: 40em; }
.page-hero { padding-block: clamp(var(--space-12), 7vw, var(--space-24)) clamp(28px, 3.5vw, var(--space-12)); position: relative; }
.page-hero h1 { font-family: var(--font-display); font-size: var(--text-h1); font-weight: var(--weight-h1); letter-spacing: var(--tracking-h1); }
.page-hero .lead { margin-top: var(--space-4); }

/* ---------- Forms ---------- */
.field { display: grid; gap: 6px; }
.field__label { font-size: var(--text-body-sm); font-weight: 500; color: var(--text-primary); display: flex; justify-content: space-between; gap: var(--space-2); }
.field__label .opt { font-weight: 400; color: var(--text-tertiary); }
.field__help { font-size: var(--text-caption); color: var(--text-tertiary); }
.field--error .field__help { color: var(--rose-fg); }
.input, .select, .textarea { width: 100%; height: 44px; padding: 0 14px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-sunken); font-size: var(--text-body-sm); color: var(--text-primary); transition: background var(--duration-fast), border-color var(--duration-fast); }
.input::placeholder, .textarea::placeholder { color: var(--text-tertiary); }
.input:hover, .select:hover, .textarea:hover { border-color: var(--border-strong); }
.input:focus, .select:focus, .textarea:focus { background: var(--surface); border-color: var(--mint); box-shadow: 0 0 0 3px var(--mint-dim); outline: none; }
.field--error .input { border-color: var(--rose-fg); box-shadow: 0 0 0 3px var(--rose-tint); }
.input:disabled { opacity: .55; cursor: not-allowed; }
.input--sm { height: 36px; border-radius: var(--radius-sm); }
.textarea { height: auto; min-height: 120px; padding: var(--space-3) 14px; line-height: 1.5; resize: vertical; }
.select { appearance: none; padding-right: 38px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23747b81' stroke-width='1.5'%3E%3Cpath d='m3 4.5 3 3 3-3'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.input-group { position: relative; display: flex; align-items: center; }
.input-group > .icon { position: absolute; left: 14px; color: var(--text-tertiary); pointer-events: none; }
.input-group > .icon ~ .input { padding-left: var(--space-10); }
.input-group .kbd { position: absolute; right: 10px; }
/* Чистые чекбоксы (Grafit/Tessel) */
.check { display: inline-flex; align-items: center; gap: 10px; font-size: var(--text-body-sm); cursor: pointer; }
.check input { appearance: none; width: 18px; height: 18px; flex: none; border-radius: var(--radius-xs); background: var(--surface); border: 1px solid var(--border-strong); display: grid; place-items: center; cursor: pointer; transition: background var(--duration-fast), border-color var(--duration-fast); margin: 0; }
.check input[type="radio"] { border-radius: 50%; }
.check input:checked { background: var(--accent); border-color: var(--accent); }
.check input[type="checkbox"]:checked::after { content: ""; width: 10px; height: 6px; border: 2px solid var(--accent-fg); border-top: 0; border-right: 0; transform: translateY(-1px) rotate(-45deg); }
.check input[type="radio"]:checked::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-fg); }
.check input:focus-visible { outline: 3px solid var(--focus-accent); outline-offset: 2px; }
.check__desc { display: block; font-size: var(--text-caption); color: var(--text-tertiary); }
.switch { display: inline-flex; align-items: center; gap: 10px; font-size: var(--text-body-sm); cursor: pointer; }
.switch input { appearance: none; width: 38px; height: 22px; flex: none; border-radius: 999px; background: var(--border-strong); position: relative; cursor: pointer; transition: background var(--duration-base); margin: 0; }
.switch input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--surface-inverse); box-shadow: 0 1px 3px var(--shade-soft); transition: transform var(--duration-base) var(--ease-out); }
.switch input:checked { background: var(--live); }
.switch input:checked::after { transform: translateX(16px); }
.switch input:focus-visible { outline: 3px solid var(--focus-accent); outline-offset: 2px; }
.range { --val: 50%; appearance: none; width: 100%; height: 5px; border-radius: 999px; background: linear-gradient(90deg, var(--mint) var(--val), var(--surface-sunken) var(--val)); border: 1px solid var(--hairline); cursor: pointer; }
.range::-webkit-slider-thumb { appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--surface); border: 2px solid var(--mint); }
.range::-moz-range-thumb { width: 14px; height: 14px; border: 0; border-radius: 50%; background: var(--surface); border: 2px solid var(--mint); }
.choice { position: relative; display: grid; gap: var(--space-1); padding: 14px 14px 14px 44px; border-radius: var(--radius-md); background: var(--surface); border: 1px solid var(--rail); cursor: pointer; transition: border-color var(--duration-fast), background var(--duration-fast); }
.choice input { position: absolute; left: 14px; top: 15px; }
.choice:has(input:checked) { background: var(--mint-dim); border-color: var(--mint); }
.choice__title { font-weight: 500; font-size: var(--text-body-sm); }
.choice__meta { font-size: var(--text-caption); color: var(--text-tertiary); }

/* ---------- Segmented / tabs ---------- */
.segmented { display: inline-flex; padding: 3px; gap: var(--space-2xs); border-radius: var(--radius-pill); background: var(--surface-sunken); border: 1px solid var(--hairline); max-width: 100%; overflow-x: auto; }
.segmented button { height: 30px; padding: 0 14px; border-radius: var(--radius-pill); font-size: var(--text-body-sm); font-weight: 500; color: var(--text-secondary); white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; }
.segmented button:hover { color: var(--text-primary); }
.segmented button[aria-pressed="true"] { background: var(--surface-raised); color: var(--text-primary); box-shadow: 0 0 0 1px var(--border-strong); }
.tabs__list { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--rail); overflow-x: auto; scrollbar-width: none; }
.tabs__list::-webkit-scrollbar { display: none; }
.tab { position: relative; height: 40px; padding: 0 var(--space-3); font-size: var(--text-body-sm); font-weight: 500; color: var(--text-tertiary); white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; flex: none; }
.tab:hover { color: var(--text-primary); }
.tab[aria-selected="true"] { color: var(--text-primary); }
.tab[aria-selected="true"]::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 2px; background: var(--mint); }
.tab .count { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); }
.tabs--mono .tab { font-family: var(--font-sans); font-size: var(--text-body-sm); }
.tabs__panel { padding-top: var(--space-4); }
.pagination { display: inline-flex; gap: var(--space-1); align-items: center; }
.pagination a, .pagination span { min-width: 36px; height: 36px; padding: 0 10px; border-radius: var(--radius-sm); display: inline-grid; place-items: center; font-family: var(--font-mono); font-size: 12px; color: var(--text-secondary); }
.pagination a:hover { background: var(--surface-hover); }
.pagination a[aria-current="page"] { background: var(--surface-raised); color: var(--text-primary); box-shadow: 0 0 0 1px var(--border-strong); }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-family: var(--font-sans); font-size: var(--text-caption); color: var(--text-tertiary); }
.crumbs a:hover { color: var(--text-primary); } .crumbs [aria-current] { color: var(--text-primary); }
.steps { display: flex; gap: 6px; }
.steps__item { flex: 1; height: 3px; border-radius: 3px; background: var(--surface-sunken); border: 1px solid var(--hairline); }
.steps__item.is-done { background: var(--live); border-color: transparent; } .steps__item.is-current { background: var(--mint); border-color: transparent; }

/* ---------- Cards ---------- */
.card { padding: 22px; border-radius: var(--radius-md); background: var(--bg-soft); border: 1px solid var(--rail); color: var(--text-primary); display: flex; flex-direction: column; gap: 10px; min-width: 0; transition: border-color var(--duration-fast), background var(--duration-fast), transform var(--duration-base) var(--ease-out); }
.card--glass { background: var(--surface-glass); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.card--sunken { background: var(--surface-sunken); color: var(--text-primary); }
.card--tint { background: var(--tint, var(--grad-blue)); }
.card__title { font-family: var(--font-display); font-size: var(--text-h5); line-height: 1.3; letter-spacing: -0.015em; color: var(--text-heading); }
.card__text { color: var(--text-secondary); font-size: var(--text-body-sm); }
.card__tile { width: 40px; height: 40px; border-radius: var(--radius-md); display: grid; place-items: center; background: var(--surface); border: 1px solid var(--rail); color: var(--text-secondary); margin-bottom: var(--space-2); }
a.card:hover { border-color: var(--border-strong); background: var(--surface); transform: translateY(-2px); }

/* ---------- Pricing: hairline-ячейки + капсулы ---------- */
.plans { display: grid; gap: 0; border: 1px solid var(--rail); border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-soft); }
@media (min-width: 900px) { .plans { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.plan { display: flex; flex-direction: column; gap: 18px; padding: 26px; border-bottom: 1px solid var(--rail); }
@media (min-width: 900px) { .plan { border-bottom: 0; border-right: 1px solid var(--rail); } .plan:last-child { border-right: 0; } }
.plan:last-child { border-bottom: 0; }
.plan--featured { background: var(--surface); box-shadow: inset 0 2px 0 var(--mint); }
.plan__name { font-family: var(--font-display); font-size: var(--text-h4); letter-spacing: -0.02em; color: var(--text-heading); }
.plan__price { font-family: var(--font-display); font-size: 2.75rem; line-height: 1; letter-spacing: -0.035em; font-weight: 500; color: var(--text-heading); }
.plan__price small { font-family: var(--font-sans); font-size: 12px; color: var(--text-tertiary); }
.plan__list { list-style: none; padding: 0; display: grid; gap: 10px; font-size: var(--text-body-sm); color: var(--text-secondary); flex: 1; }
.plan__list li { display: flex; gap: 10px; align-items: flex-start; } .plan__list .icon { color: var(--live); margin-top: var(--space-2xs); }
.plan .btn { margin-top: auto; }

/* ---------- Table: модульные дата-таблицы (Grafit) ---------- */
.table-wrap { position: relative; overflow-x: auto; border-radius: var(--radius-md); background: var(--surface); border: 1px solid var(--rail); }
.table { width: 100%; font-size: var(--text-body-sm); }
.table th { text-align: left; font-family: var(--font-sans); font-weight: 500; font-size: var(--text-caption); color: var(--text-tertiary); padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--rail); white-space: nowrap; background: var(--bg-soft); }
.table td { padding: 13px var(--space-4); border-bottom: 1px solid var(--border-subtle); color: var(--text-primary); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background var(--duration-fast); } .table tbody tr:hover td { background: var(--surface-hover); }
.table .num { text-align: right; font-family: var(--font-mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.table tr[aria-selected="true"] td { background: var(--mint-dim); }

/* ---------- Code ---------- */
.code { border-radius: var(--radius-md); background: var(--code-bg); color: var(--code-fg); border: 1px solid var(--code-line); overflow: hidden; font-family: var(--font-mono); font-size: 12.5px; }
.code__head { display: flex; justify-content: space-between; align-items: center; padding: var(--space-2) var(--space-2) var(--space-2) 14px; font-size: 11px; color: var(--code-muted); border-bottom: 1px solid var(--code-line); }
.code pre { margin: 0; padding: 14px var(--space-4); overflow-x: auto; line-height: 1.7; color: var(--code-fg); }
.code .k { color: var(--code-fg); } .code .s { color: var(--code-muted); } .code .n { color: var(--code-muted); } .code .c { color: var(--code-muted); } .code .f { color: var(--code-muted); }
.code--dark .chip--green { color: var(--code-muted); } .code--dark .chip--blue { color: var(--code-fg); } .code--dark .chip--rose { color: var(--code-muted); } .code--dark .chip--amber { color: var(--code-muted); }

/* ---------- Feedback ---------- */
[data-tooltip] { position: relative; }
[data-tooltip]::after { content: attr(data-tooltip); position: absolute; left: 50%; bottom: calc(100% + 8px); transform: translateX(-50%) translateY(2px); padding: 6px 10px; border-radius: 8px; background: var(--key-bg); color: var(--key-fg); font-size: 12px; font-weight: 500; white-space: nowrap; pointer-events: none; opacity: 0; transition: opacity var(--duration-fast), transform var(--duration-fast); box-shadow: 0 6px 16px -6px var(--shade-soft); z-index: var(--z-tooltip); }
[data-tooltip]:hover::after { opacity: 1; transform: translateX(-50%); transition-delay: 800ms; }
[data-tooltip]:focus-visible::after { opacity: 1; transform: translateX(-50%); transition-delay: 0ms; }
[data-tooltip-pos="bottom"]::after { bottom: auto; top: calc(100% + 8px); }
.theme-switch button:last-child[data-tooltip]::after { left: auto; right: 0; transform: none; }
.toast-region { position: fixed; z-index: var(--z-toast); left: 50%; bottom: 20px; transform: translateX(-50%); display: grid; gap: var(--space-2); width: min(420px, calc(100% - 32px)); }
.toast { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-3) 14px; border-radius: 14px; background: color-mix(in srgb, var(--surface-raised) 94%, transparent); color: var(--code-fg); box-shadow: 0 16px 32px -12px var(--shade-deep), inset 0 1px 0 var(--sheen-mid); backdrop-filter: blur(8px); font-size: var(--text-body-sm); animation: toast-in var(--duration-base) var(--ease-out); }
.toast__icon { margin-top: var(--space-2xs); } .toast--success .toast__icon { color: var(--code-muted); } .toast--danger .toast__icon { color: var(--code-muted); } .toast--info .toast__icon { color: var(--code-fg); }
.toast__title { font-weight: 500; } .toast__text { color: var(--code-muted); font-size: var(--text-caption); margin-top: var(--space-2xs); }
.toast--static { animation: none; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px) scale(.98); } }
.cookie { display: flex; align-items: center; gap: var(--space-3); padding: 6px 6px 6px 14px; border-radius: 12px; background: var(--surface-raised); color: var(--code-fg); border: 1px solid var(--code-line); font-size: var(--text-caption); box-shadow: 0 16px 32px -12px var(--shade-deep); width: max-content; max-width: 100%; flex-wrap: wrap; }
.cookie .btn { --h: 30px; background: var(--elevated, var(--surface)); color: var(--code-fg); font-size: 12px; border-color: var(--code-line); }
.alert { display: flex; gap: var(--space-3); padding: 14px var(--space-4); border-radius: var(--radius-md); font-size: var(--text-body-sm); color: var(--text-secondary); background: var(--bg-soft); border: 1px solid var(--rail); }
.alert__title { color: var(--text-primary); font-weight: 500; }
.alert .icon { margin-top: var(--space-2xs); flex: none; }
.alert--blue { background: var(--info-bg); border-color: transparent; } .alert--blue .icon { color: var(--info); }
.alert--green { background: var(--success-bg); border-color: transparent; } .alert--green .icon { color: var(--success); }
.alert--rose { background: var(--danger-bg); border-color: transparent; } .alert--rose .icon { color: var(--danger); }
.alert--amber { background: var(--warning-bg); border-color: transparent; } .alert--amber .icon { color: var(--warning); }
.modal { position: fixed; inset: 0; z-index: var(--z-modal); display: grid; place-items: center; padding: var(--space-4); background: var(--overlay); backdrop-filter: blur(4px); opacity: 0; visibility: hidden; transition: opacity var(--duration-base), visibility 0s linear var(--duration-base); }
.modal.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }
.modal__dialog { width: 100%; max-width: 480px; max-height: calc(100dvh - 32px); overflow: auto; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-float); transform: translateY(12px) scale(.98); transition: transform var(--duration-base) var(--ease-spring); }
.modal.is-open .modal__dialog { transform: none; }
.modal__head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-3); padding: 22px 22px 0; }
.modal__title { font-family: var(--font-display); font-size: var(--text-h5); color: var(--text-heading); }
.modal__body { padding: 14px 22px 22px; display: grid; gap: 14px; color: var(--text-secondary); font-size: var(--text-body-sm); }
.modal__foot { display: flex; justify-content: flex-end; gap: var(--space-2); padding: 14px 22px 22px; }
@media (max-width: 639px) { .modal { place-items: end stretch; padding: 0; } .modal__dialog { max-width: none; border-radius: 22px 22px 0 0; padding-bottom: env(safe-area-inset-bottom); } .modal__foot { flex-direction: column-reverse; } .modal__foot .btn { width: 100%; } }
.progress { height: 5px; border-radius: 999px; background: var(--surface-sunken); border: 1px solid var(--hairline); overflow: hidden; } .progress > span { display: block; height: 100%; width: var(--val, 40%); border-radius: inherit; background: var(--mint); }
.score { display: inline-flex; gap: var(--space-2xs); } .score i { width: 4px; height: 12px; border-radius: 2px; background: var(--surface-sunken); border: 1px solid var(--hairline); } .score i.on { background: var(--live); border-color: transparent; } .score--mid i.on { background: var(--amber-400); } .score--low i.on { background: var(--rose-400); }
.skeleton { border-radius: 8px; background: linear-gradient(90deg, var(--surface-sunken) 30%, var(--surface) 50%, var(--surface-sunken) 70%); background-size: 300% 100%; animation: shimmer 1.6s linear infinite; }
@keyframes shimmer { to { background-position: -150% 0; } }
.empty { display: grid; justify-items: center; gap: 10px; text-align: center; padding: var(--space-10) var(--space-5); border-radius: var(--radius-md); background: var(--surface-sunken); border: 1px dashed var(--border-strong); color: var(--text-secondary); font-size: var(--text-body-sm); }

/* ---------- App shell (кабинет) ---------- */
.app { display: grid; grid-template-columns: 1fr; min-height: 100dvh; background: var(--bg); }
@media (min-width: 1024px) { .app { grid-template-columns: 264px minmax(0, 1fr); } .app--drawer { grid-template-columns: 264px minmax(0, 1fr) 400px; } }
.sidebar { position: fixed; inset: 0 auto 0 0; width: min(84vw, 290px); z-index: var(--z-overlay); padding: 14px var(--space-3); display: flex; flex-direction: column; gap: 3px; background: var(--bg); border-right: 1px solid var(--rail); box-shadow: var(--shadow-float); transform: translateX(-104%); transition: transform var(--duration-base) var(--ease-out); overflow-y: auto; -webkit-overflow-scrolling: touch; }
.sidebar.is-open { transform: none; }
@media (min-width: 1024px) { .sidebar { position: sticky; top: var(--banner-height); height: 100dvh; width: auto; transform: none; box-shadow: none; } }
.side__brand { display: flex; align-items: center; justify-content: space-between; padding: var(--space-1) var(--space-2) 14px; }
.side__group { padding: var(--space-4) 10px 6px; font-size: var(--text-caption); font-weight: 500; color: var(--text-tertiary); }
.side__link { display: flex; align-items: center; gap: 10px; height: 34px; padding: 0 10px; border-radius: var(--radius-sm); font-size: var(--text-body-sm); color: var(--text-secondary); font-weight: 500; border: 1px solid transparent; }
.side__link:hover { background: var(--surface-hover); color: var(--text-primary); }
.side__link[aria-current="page"], .side__link.is-active { background: var(--surface); color: var(--text-primary); border-color: var(--rail); }
.side__link .count { margin-left: auto; font-family: var(--font-mono); font-size: 11px; color: var(--live); }
.side__foot { margin-top: auto; padding: var(--space-3); border-radius: var(--radius-md); background: var(--bg-soft); border: 1px solid var(--rail); display: grid; gap: var(--space-2); font-size: var(--text-caption); color: var(--text-secondary); }
.main { padding: var(--space-2); min-width: 0; }
@media (min-width: 1024px) { .main { padding: var(--space-2) var(--space-2) var(--space-2) 0; } }
.main__surface { min-height: calc(100dvh - 16px); border-radius: var(--radius-lg); background: var(--bg-soft); border: 1px solid var(--rail); display: flex; flex-direction: column; min-width: 0; position: relative; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); padding: 10px 14px; border-bottom: 1px solid var(--rail); flex-wrap: nowrap; min-width: 0; }
.topbar-left { display: flex; align-items: center; gap: var(--space-2); min-width: 0; flex: 1; }
.topbar__title { font-family: var(--font-display); font-size: 1.15rem; letter-spacing: -0.015em; color: var(--text-heading); white-space: nowrap; margin: 0; }
@media (max-width: 768px) {
  .topbar-actions .hide-mobile { display: none !important; }
  .topbar .hide-sm { display: none !important; }
  .topbar-cta { font-size: 11px !important; padding: 5px 10px !important; white-space: nowrap; }
}
.topbar__title { font-family: var(--font-display); font-size: var(--text-h5); letter-spacing: -0.015em; color: var(--text-heading); }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; width: 100%; max-width: 100%; min-width: 0; }
.app-body { padding: var(--space-4) var(--space-3); display: flex; flex-direction: column; gap: var(--space-4); min-width: 0; width: 100%; overflow-x: clip; }
@media (min-width: 768px) { .app-body { padding: var(--space-6); display: grid; } }
.drawer { padding: var(--space-2) var(--space-2) var(--space-2) 0; display: none; }
@media (min-width: 1024px) { .app--drawer .drawer { display: block; } }
.drawer__inner { position: sticky; top: 8px; max-height: calc(100dvh - 16px); overflow-y: auto; border-radius: var(--radius-lg); background: var(--bg-soft); border: 1px solid var(--rail); padding: 14px; display: grid; gap: 10px; align-content: start; }
.stat-tile { padding: var(--space-4); border-radius: var(--radius-md); background: var(--surface); border: 1px solid var(--rail); display: grid; gap: var(--space-1); }
.stat-tile__value { font-variant-numeric: tabular-nums; font-family: var(--font-display); font-size: 1.75rem; letter-spacing: -0.03em; color: var(--text-heading); line-height: 1.1; }
.stat-tile__cap { font-size: var(--text-caption); color: var(--text-tertiary); }
.scrim { position: fixed; inset: 0; background: var(--overlay); z-index: calc(var(--z-overlay) - 1); opacity: 0; visibility: hidden; transition: opacity var(--duration-base); }
.sidebar.is-open + .scrim { opacity: 1; visibility: visible; }
@media (min-width: 1024px) { .scrim { display: none; } .hide-desktop { display: none !important; } }

/* ---------- Auth ---------- */
.auth { min-height: 100dvh; display: grid; padding: var(--panel-inset); gap: var(--panel-inset); }
@media (min-width: 1024px) { .auth { grid-template-columns: 1fr 1fr; } }
.auth__form { display: grid; align-content: center; justify-items: center; padding: var(--space-12) var(--space-5); }
.auth__box { width: min(100%, 380px); display: grid; gap: 18px; }
.auth__aside { display: none; border-radius: var(--radius-2xl); background: var(--panel-blue); padding: var(--space-12); align-content: center; gap: var(--space-6); }
@media (min-width: 1024px) { .auth__aside { display: grid; } }
.divider { display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-caption); color: var(--text-tertiary); } .divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--rail); }

/* ---------- Blog ---------- */
.post-card { display: grid; gap: 14px; } .post-card__img { aspect-ratio: 16 / 10; border-radius: var(--radius-md); background: var(--bgc, var(--grad-blue)); border: 1px solid var(--rail); position: relative; overflow: hidden; }
.post-card__img::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--dot) 1px, transparent 1.3px); background-size: 5px 5px; opacity: .8; }
.post-card__title { font-family: var(--font-display); font-size: var(--text-h5); line-height: 1.3; letter-spacing: -0.015em; color: var(--text-heading); }
.post-card__meta { font-size: var(--text-caption); color: var(--text-tertiary); display: flex; gap: 10px; align-items: center; }
/* Строки постов (Tessel blog) */
.post-row { display: grid; grid-template-columns: 1fr; gap: var(--space-2) var(--space-6); padding: var(--space-6) var(--space-1); border-bottom: 1px solid var(--rail); align-items: baseline; }
@media (min-width: 768px) { .post-row { grid-template-columns: 130px 1fr auto; } }
.post-row h3 { font-family: var(--font-display); font-size: 22px; font-weight: 500; letter-spacing: -0.02em; }
.post-row:hover h3 { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.post-row p { color: var(--text-secondary); font-size: var(--text-body-sm); margin-top: 6px; }

/* ---------- Docs helpers ---------- */
.docs { display: grid; gap: var(--space-10); padding-block: var(--space-8) var(--space-24); }
.docs__nav { display: none; }
@media (min-width: 1024px) { .docs { grid-template-columns: 220px minmax(0, 1fr); } .docs__nav { display: grid; gap: var(--space-2xs); align-content: start; position: sticky; top: calc(var(--header-h) + 16px); align-self: start; max-height: calc(100dvh - var(--header-h) - 32px); overflow: auto; } }

/* ==========================================================================
   SYNTHESIS — фирменные компоненты (Grafit · Merido · Tessel)
   ========================================================================== */

/* ---------- Терминальное окно (Grafit console) ---------- */
.term { display: none !important; }
.term__head { display: flex; align-items: center; gap: 10px; min-height: 38px; padding: 0 var(--space-3); border-bottom: 1px solid var(--code-line); color: var(--code-muted); font-size: 11px; }
.term__dots { display: inline-flex; gap: 5px; flex: none; }
.term__dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--code-line); }
.term__dots i:first-child { background: var(--signal-red); } .term__dots i:nth-child(2) { background: var(--signal-amber); } .term__dots i:last-child { background: var(--signal-green); }
.term__title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.term__act { margin-left: auto; color: var(--code-muted); flex: none; }
.term__body { padding: 14px var(--space-4); overflow-x: auto; }
.term__body .ln { display: flex; gap: var(--space-3); white-space: pre; }
.term .prompt-sign { color: var(--mint); user-select: none; }
.term .dim { color: var(--code-muted); }
.term .ok { color: var(--code-fg); } .term .warn { color: var(--code-muted); } .term .err { color: var(--code-muted); } .term .inf { color: var(--code-fg); } .term .mnt { color: var(--mint); } .term .lil { color: var(--lilac); }
.term--surface { background: var(--surface-sunken); }

/* ---------- Hairline cells — exposed grid (Grafit/Tessel) ---------- */
.cells { display: grid; grid-template-columns: 1fr; border: 1px solid var(--rail); border-radius: var(--radius-md); overflow: hidden; background: var(--bg-soft); }
.cells > .cell { padding: var(--space-5); border-bottom: 1px solid var(--rail); min-width: 0; position: relative; }
.cells > .cell:last-child { border-bottom: 0; }
@media (min-width: 768px) {
  .cells--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cells--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .cells--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .cells--2 > .cell:nth-child(odd), .cells--3 > .cell:not(:nth-child(3n)), .cells--4 > .cell:not(:nth-child(4n)) { border-right: 1px solid var(--rail); }
  .cells--2 > .cell:nth-child(-n+2):nth-last-child(-n+2), .cells--2 > .cell:nth-last-child(-n+2) { border-bottom: 0; }
  .cells > .cell { border-bottom: 0; }
  .cells .cell + .cell { border-bottom: 0; }
}
@media (min-width: 768px) {
  .cells--2 > .cell:nth-child(n+3) { border-top: 1px solid var(--rail); }
  .cells--3 > .cell:nth-child(n+4) { border-top: 1px solid var(--rail); }
  .cells--4 > .cell:nth-child(n+5) { border-top: 1px solid var(--rail); }
}
.cell__tag { font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; color: var(--text-tertiary); display: block; margin-bottom: var(--space-3); }
.cell__title { font-family: var(--font-display); font-size: 17px; font-weight: 500; letter-spacing: -0.02em; color: var(--text-heading); }
.cell__text { color: var(--text-secondary); font-size: 13px; margin-top: 6px; }
.cell__num { position: absolute; top: 14px; right: 16px; font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); }

/* ---------- Панель-бокс (app surfaces) ---------- */
.panel-box { border: 1px solid var(--rail); border-radius: var(--radius-md); background: var(--bg-soft); color: var(--text-primary); min-width: 0; position: relative; }
.panel-box__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--rail); flex-wrap: wrap; }
.panel-box__title { font-family: var(--font-sans); font-size: var(--text-caption); font-weight: 500; color: var(--text-tertiary); }
.panel-box__body { padding: var(--space-4); display: grid; gap: var(--space-4); }
.panel-box__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: var(--space-3) var(--space-4); border-top: 1px solid var(--rail); flex-wrap: wrap; }

/* ---------- Капсулы Merido (glow pills) ---------- */
.capsule { display: inline-flex; align-items: center; gap: var(--space-2); height: 34px; padding: 0 var(--space-4); border-radius: var(--radius-pill); font-family: var(--font-sans); font-size: var(--text-body-sm); font-weight: 500; white-space: nowrap; }
.capsule--mint { background: var(--mint); color: var(--accent-fg); box-shadow: var(--accent-glow); font-weight: 600; }
.capsule--lilac { background: var(--lilac); color: var(--accent-fg); box-shadow: 0 0 48px var(--sheen-hot); font-weight: 600; }
.capsule--ghost { border: 1px solid var(--border-strong); color: var(--text-secondary); background: transparent; }
.capsule--ghost:hover { color: var(--text-primary); border-color: var(--text-tertiary); }
.float-pill { display: inline-flex; align-items: center; height: 46px; padding: 0 var(--space-6); border-radius: var(--radius-pill); background: var(--mint); color: var(--accent-fg); font-size: 14px; font-weight: 600; letter-spacing: 0; white-space: nowrap; box-shadow: var(--accent-glow); transition: transform var(--duration-fast), box-shadow var(--duration-fast); }
.float-pill:hover { transform: translateY(-2px); }

/* ---------- Дизеринг / ASCII-фактура (Grafit/Tessel) ---------- */
.dither { position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(var(--dot) 1.1px, transparent 1.4px); background-size: 6px 6px; -webkit-mask-image: radial-gradient(70% 90% at 100% 30%, var(--mask-solid) 0%, var(--mask-soft) 40%, transparent 72%); mask-image: radial-gradient(70% 90% at 100% 30%, var(--mask-solid) 0%, var(--mask-soft) 40%, transparent 72%); }
.dither--coarse { background-size: 9px 9px; background-image: radial-gradient(var(--dot) 1.6px, transparent 2px); }
.dither--left { -webkit-mask-image: radial-gradient(60% 80% at 0% 100%, var(--mask-solid), transparent 70%); mask-image: radial-gradient(60% 80% at 0% 100%, var(--mask-solid), transparent 70%); }
.ascii { font-family: var(--font-mono); font-size: 7px; line-height: 7px; letter-spacing: 0; color: var(--border-strong); white-space: pre; user-select: none; pointer-events: none; overflow: hidden; margin: 0; }
.ascii--bright { color: var(--text-secondary); }

/* ---------- Чат-карточки диалогов (демо) ---------- */
.chat { display: grid; gap: 10px; }
.chat__msg { max-width: 88%; padding: 10px 14px; border-radius: 14px; border: 1px solid var(--rail); background: var(--surface); font-size: var(--text-body-sm); color: var(--text-primary); line-height: 1.45; position: relative; }
.chat__msg--in { border-bottom-left-radius: 4px; justify-self: start; }
.chat__msg--out { border-bottom-right-radius: 4px; justify-self: end; background: var(--mint-dim); border-color: color-mix(in srgb, var(--mint) 30%, transparent); }
.chat__msg--sys { justify-self: center; max-width: 100%; background: transparent; border-style: dashed; color: var(--text-tertiary); font-size: var(--text-caption); padding: 6px var(--space-3); }
.chat__meta { font-size: var(--text-caption); color: var(--text-tertiary); margin-top: 6px; display: flex; gap: var(--space-2); align-items: center; }
.chat > p { max-width: 88%; padding: 10px 14px; border-radius: 14px; border-bottom-right-radius: 4px; border: 1px solid var(--rail); background: var(--surface); font-size: var(--text-body-sm); color: var(--text-primary); line-height: 1.45; margin: 0; justify-self: end; }
.chat > p + p { margin-top: 0; }

/* ---------- Очередь IG: превью 80x80 ---------- */
.ig-thumb { width: 80px; height: 80px; border-radius: var(--radius-sm); border: 1px solid var(--rail); background: var(--surface-sunken); flex: none; display: grid; place-items: center; overflow: hidden; position: relative; color: var(--text-tertiary); }
.ig-thumb img, .ig-thumb svg { width: 100%; height: 100%; object-fit: cover; }
.ig-thumb .tag-corner { position: absolute; left: 4px; bottom: 4px; font-size: 11px; background: var(--overlay); color: var(--code-fg); padding: var(--space-px) 5px; border-radius: 3px; }

/* ---------- Списки-строки (steps, feat rows) ---------- */
.step-list { border-top: 1px solid var(--rail); }
.step-item { border-bottom: 1px solid var(--rail); }
.step-item__btn { width: 100%; text-align: left; padding: var(--space-4) var(--space-1); font-size: 15px; font-weight: 500; letter-spacing: -0.02em; color: var(--text-tertiary); display: flex; gap: var(--space-3); align-items: baseline; }
.step-item__btn .mono-num { font-size: 11px; color: var(--text-tertiary); }
.step-item__btn[aria-selected="true"] { color: var(--text-primary); }
.step-item__btn[aria-selected="true"] .mono-num { color: var(--live); }
.step-item__body { padding: 0 0 18px 28px; color: var(--text-secondary); font-size: 13px; max-width: 32em; }
.feat-row { padding: var(--space-5) 22px; border-bottom: 1px solid var(--rail); display: grid; gap: var(--space-2); }
.feat-row:last-child { border-bottom: 0; }
.feat-row h4 { font-family: var(--font-sans); font-size: 16px; font-weight: 500; letter-spacing: -0.02em; }
.feat-row p { color: var(--text-secondary); font-size: 13px; max-width: 40em; }

/* ---------- Stat pill (моно-стат) ---------- */
.stat-pill { display: inline-grid; gap: var(--space-2xs); font-size: var(--text-caption); color: var(--text-tertiary); }
.stat-pill b { font-weight: 500; font-size: 15px; color: var(--text-primary); font-variant-numeric: tabular-nums; }

/* ---------- Spec-grid ---------- */
.spec-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); border: 1px solid var(--rail); border-radius: var(--radius-md); overflow: hidden; }
.spec-grid > div { padding: var(--space-4); border-right: 1px solid var(--rail); border-bottom: 1px solid var(--rail); margin: 0 calc(-1 * var(--space-px)) calc(-1 * var(--space-px)) 0; display: grid; gap: 6px; }
@media (min-width: 900px) { .spec-grid { grid-template-columns: repeat(4, minmax(0,1fr)); } }
.spec-grid b { font-family: var(--font-mono); font-weight: 400; font-size: 18px; letter-spacing: -0.04em; }

/* ---------- CTA ---------- */
.cta { text-align: center; padding-block: clamp(72px, 10vw, 140px); display: grid; justify-items: center; gap: 18px; position: relative; overflow: hidden; }
.cta h2 { font-family: var(--font-display); font-size: var(--text-h2); line-height: var(--leading-h2); letter-spacing: var(--tracking-h2); font-weight: var(--weight-h2); max-width: 18ch; }
.cta p { color: var(--text-secondary); max-width: 32em; }

/* ---------- Visual panel ---------- */
.visual { border: 1px solid var(--rail); border-radius: var(--radius-md); background: var(--bg-soft); aspect-ratio: 16 / 10; display: grid; place-items: center; color: var(--text-tertiary); overflow: hidden; position: relative; }
.visual__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--border); }
.visual__bar span { display: block; height: 100%; width: 100%; background: var(--mint); clip-path: inset(0 calc(100% - var(--val, 30%)) 0 0); transition: clip-path var(--duration-slow) var(--ease-out); }

/* ---------- Misc hooks ---------- */
.legal-disclaimer { color: var(--text-tertiary); }
.app-footer { font-size: var(--text-caption); color: var(--text-tertiary); }
.price-val { font-family: var(--font-display); font-size: 2.75rem; line-height: 1; letter-spacing: -0.035em; font-weight: 500; color: var(--text-heading); font-variant-numeric: tabular-nums; }
.pipeline-track { min-width: 0; }

/* ==========================================================================
   TACTILE & TOUCH (AI-DESIGN-SKILLS pass)
   Физический отклик, живой AI-индикатор, safe-area, сенсорные цели >= 44px
   ========================================================================== */

/* Physical press: every interactive element compresses to 98% */
.btn:active { transform: scale(.98); }
.enter-key:active, .prompt__tab:active, .tab:active,
.segmented button:active, .nav__link:active, .side__link:active,
.accordion__trigger:active, .theme-switch button:active, .lang-pill:active,
.mobile-menu a.mm-link:active, .pagination a:active,
.check:active, .switch:active, .legal-nav a:active,
.footer__social a:active { transform: scale(.98); }
a.card:active, button.card:active { transform: scale(.98); }
.lead-row:active { transform: scale(.995); }

/* Living AI indicator: breathing pulse ring (monochrome) */
:root { --pulse-ring: rgba(255,255,255,.5); }
[data-theme="light"] { --pulse-ring: rgba(10,10,10,.35); }
@keyframes aiLivePulse {
  0% { box-shadow: 0 0 0 0 var(--pulse-ring); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
@keyframes aiDotBreath {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: .55; }
}
.live-dot--on::before {
  animation: aiLivePulse 2s var(--ease-out) infinite;
}
.radar-live-dot, .brand-badge::before {
  animation: aiDotBreath 2s var(--ease-out) infinite;
}
@media (prefers-reduced-motion: reduce) {
  .live-dot--on::before, .radar-live-dot, .brand-badge::before { animation: none !important; }
}

/* Safe-area clearance for floating chrome */
.toast-region { bottom: calc(20px + env(safe-area-inset-bottom, 0px)); }

/* Touch ergonomics: every sensory target >= 44x44px on coarse pointers */
@media (pointer: coarse) {
  .btn { --h: 44px; }
  .btn--sm, .btn--xs { --h: 44px; }
  .enter-key { width: 44px; height: 44px; }
  .burger { width: 44px; height: 44px; }
  .theme-switch { padding: var(--space-1); }
  .theme-switch button { width: 44px; height: 44px; }
  .lang-pill { min-width: 44px; height: 44px; }
  .nav__link { height: 44px; }
  .side__link { height: 44px; }
  .tab { height: 44px; }
  .segmented button { min-height: 44px; }
  .prompt__tab { min-height: 44px; height: 44px; }
  .menu__item, .dropdown__item { min-height: 44px; }
  .footer__col a { min-height: 44px; }
  .legal-nav a { display: inline-flex; align-items: center; min-height: 44px; }
  .app-footer a { display: inline-flex; align-items: center; min-height: 44px; }
  .site-footer .footer__bar a { display: inline-flex; align-items: center; min-height: 44px; }
  .footer__social a, .ask-ai a { width: 44px; height: 44px; }
  .pagination a, .pagination span { min-width: 44px; height: 44px; }
  .check, .switch { min-height: 44px; align-items: center; }
  .check input { width: 22px; height: 22px; }
  .switch input { width: 48px; height: 28px; }
  .switch input::after { top: 4px; left: 4px; width: 20px; height: 20px; }
  .switch input:checked::after { transform: translateX(20px); }
  .input, .select { min-height: 44px; }
  .input--sm { min-height: 44px; height: auto; }
  .range { height: 28px; }
  .range::-webkit-slider-thumb { width: 28px; height: 28px; }
  .range::-moz-range-thumb { width: 26px; height: 26px; }
}