/* ==========================================================================
   ПродАй (proddai.ru) — лендинг
   Идея: карточка товара — атом работы продавца. AI собирает её за пару минут,
   и она расходится по всем площадкам. Каждая площадка получает постоянный цвет,
   который используется на всей странице как код: VK / WB / Ozon / новые.
   ========================================================================== */

:root {
  /* Поверхности */
  --ink: #0d1220;
  --ink-soft: #151d2d;
  --ink-line: rgba(255, 255, 255, 0.12);
  --paper: #f1f3f7;
  --surface: #ffffff;
  --line: #dee3eb;
  --line-strong: #c6ccd8;

  /* Текст */
  --text: #0d1220;
  --muted: #5c6675;
  --muted-dark: rgba(255, 255, 255, 0.66);

  /* Каналы — цветовой код площадок */
  --vk: #2b8cff;
  --wb: #cb11ab;
  --oz: #2a1fc9;
  --signal: #ff7a18;

  /* Типографика */
  --display: "Unbounded", "Segoe UI", system-ui, sans-serif;
  --body: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Mono", ui-monospace, monospace;

  /* Ритм */
  --gap: clamp(16px, 2.2vw, 28px);
  --section-pad: clamp(56px, 8vw, 116px);
  --radius: 14px;
  --radius-lg: 22px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--body);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.6;
  font-weight: 450;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

img,
svg {
  max-width: 100%;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 36px);
}

.skip {
  position: absolute;
  left: 50%;
  top: -60px;
  transform: translateX(-50%);
  z-index: 100;
  background: var(--surface);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 0 0 12px 12px;
  font-weight: 600;
}

.skip:focus {
  top: 0;
}

/* --- Мелкие общие элементы ------------------------------------------------ */

.mono {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
}

.eyebrow {
  font-family: var(--mono);
  font-size: clamp(0.66rem, 1.6vw, 0.74rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}

.hero .eyebrow {
  color: var(--muted-dark);
}

.eyebrow--center {
  justify-content: center;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

/* На узких экранах надпись переносится, и штрих рядом с ней мешает. */
@media (max-width: 560px) {
  .eyebrow::before {
    display: none;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--body);
  font-size: 0.98rem;
  font-weight: 650;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--solid {
  background: var(--ink);
  color: #fff;
}

.btn--solid:hover {
  background: var(--ink-soft);
}

.btn--invert {
  background: #fff;
  color: var(--ink);
}

.btn--invert:hover {
  background: #eef1f6;
}

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--ink);
}

.hero .btn--ghost {
  border-color: var(--ink-line);
  color: #fff;
}

.hero .btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--sm {
  min-height: 42px;
  padding: 0 18px;
  font-size: 0.88rem;
}

/* Чипы каналов: цвет = площадка */
.chip {
  --c: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 9px 4px 7px;
  border-radius: 6px;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 26%, transparent);
  white-space: nowrap;
}

.chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--c);
}

.chip--vk {
  --c: var(--vk);
}

.chip--wb {
  --c: var(--wb);
}

.chip--oz {
  --c: var(--oz);
}

.chip--opt {
  --c: var(--signal);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* --- Шапка: центрированная навигационная капсула -------------------------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 1px solid var(--ink-line);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.brand__mark {
  display: grid;
  grid-template-columns: repeat(2, 7px);
  grid-template-rows: repeat(2, 7px);
  gap: 2px;
}

.brand__mark i {
  border-radius: 2px;
  background: currentColor;
}

.brand__mark i:nth-child(1) {
  background: var(--vk);
}

.brand__mark i:nth-child(2) {
  background: var(--wb);
}

.brand__mark i:nth-child(3) {
  background: var(--oz);
}

/* «Ай» в названии ПродАй — отсылка к AI */
.brand__name b {
  color: var(--signal);
  font-weight: inherit;
}

.brand__mark i:nth-child(4) {
  background: #fff;
}

.nav {
  display: none;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Полоски позиционированы от центра кнопки — в открытом состоянии сходятся в ровный крестик */
.burger {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--ink-line);
  border-radius: 12px;
  cursor: pointer;
}

.burger span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 20px;
  height: 2px;
  margin: -1px 0 0 -10px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.burger span:nth-child(1) {
  transform: translateY(-6px);
}

.burger span:nth-child(3) {
  transform: translateY(6px);
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg);
}

.burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.burger[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg);
}

.nav-drawer {
  background: var(--ink);
  border-bottom: 1px solid var(--ink-line);
}

.nav-drawer[hidden] {
  display: none;
}

.nav-drawer ul {
  display: grid;
  gap: 2px;
  padding: 8px 0 20px;
}

.nav-drawer a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 2px;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid var(--ink-line);
}

.nav-drawer a[aria-current="page"] {
  color: #fff;
}

.nav-drawer a[aria-current="page"]::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--signal);
}

@media (min-width: 900px) {
  .nav {
    display: block;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }

  .nav ul {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px;
    border: 1px solid var(--ink-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
  }

  .nav a {
    display: block;
    padding: 8px 14px;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.74);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
    white-space: nowrap;
    transition: background-color 0.16s ease, color 0.16s ease;
  }

  .nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }

  .nav a[aria-current="page"] {
    background: #fff;
    color: var(--ink);
  }

  .burger,
  .nav-drawer {
    display: none;
  }
}

/* --- Герой ---------------------------------------------------------------- */

.hero {
  position: relative;
  background: var(--ink);
  color: #fff;
  padding: clamp(44px, 7vw, 84px) 0 clamp(56px, 7vw, 96px);
  overflow: hidden;
}

/* Сетка панели управления на фоне */
.hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  background-image: linear-gradient(to right, var(--ink-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--ink-line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(120% 85% at 50% 0%, #000 20%, transparent 72%);
  mask-image: radial-gradient(120% 85% at 50% 0%, #000 20%, transparent 72%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  text-align: center;
}

.hero__title {
  font-size: clamp(2.05rem, 6.1vw, 4.15rem);
  max-width: 17ch;
  margin-inline: auto;
}

/* Подчёркивание рисуется фоном — так оно остаётся под текстом,
   но над фоном героя, без игры со stacking context. */
.hero__title em {
  font-style: normal;
  white-space: nowrap;
  background: linear-gradient(var(--signal), var(--signal)) no-repeat 0 92% / 100% 0.11em;
}

.hero__lead {
  max-width: 62ch;
  margin: clamp(18px, 2.4vw, 26px) auto 0;
  color: var(--muted-dark);
  font-size: clamp(1rem, 1.45vw, 1.12rem);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

.hero__note {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.42);
}

/* --- Подпись страницы: одна карточка → все площадки ---------------------- */

.sync {
  position: relative;
  margin-top: clamp(36px, 5vw, 60px);
  display: grid;
  gap: 18px;
  text-align: left;
}

.pcard {
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius-lg);
  padding: clamp(16px, 2vw, 22px);
  box-shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.6);
}

.pcard__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.pcard__sku {
  color: var(--text);
  letter-spacing: 0.06em;
}

.fields {
  display: grid;
  gap: 2px;
  margin-top: 4px;
}

.field {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
}

.field:last-child {
  border-bottom: 0;
}

.field__label {
  color: var(--muted);
  font-size: 0.64rem;
}

.field__value {
  font-size: 0.94rem;
  min-height: 1.5em;
}

.field__value::after {
  content: "";
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 2px;
  background: var(--signal);
  vertical-align: -0.15em;
  opacity: 0;
}

.field.is-typing .field__value::after {
  opacity: 1;
  animation: caret 0.9s steps(1) infinite;
}

/* Печать без сдвига страницы: невидимый полный текст держит высоту поля,
   набираемый текст лежит поверх него в той же ячейке сетки */
.field__value.has-ghost {
  display: grid;
}

.field__value.has-ghost::after {
  content: none;
}

.field__ghost,
.field__typed {
  grid-area: 1 / 1;
}

.field__ghost {
  visibility: hidden;
}

.field__ghost::after,
.field__typed::after {
  content: "";
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 2px;
  background: var(--signal);
  vertical-align: -0.15em;
  opacity: 0;
}

.field.is-typing .field__typed::after {
  opacity: 1;
  animation: caret 0.9s steps(1) infinite;
}

@keyframes caret {
  50% {
    opacity: 0;
  }
}

.field__label .ai {
  display: none;
  margin-left: 8px;
  padding: 2px 6px;
  border-radius: 5px;
  background: color-mix(in srgb, var(--signal) 14%, transparent);
  color: var(--signal);
  letter-spacing: 0.1em;
}

.field.is-done .field__label .ai,
.field.is-typing .field__label .ai {
  display: inline;
}

.thumbs {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.thumb {
  width: 46px;
  height: 46px;
  border-radius: 9px;
  border: 1px dashed var(--line-strong);
  background: repeating-linear-gradient(45deg, #f4f6fa 0 6px, #eaeef5 6px 12px);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--muted);
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.thumb.is-in {
  opacity: 1;
  transform: scale(1);
}

/* Провода между карточкой и каналами */
.wires {
  display: none;
}

.flow-hint {
  display: grid;
  place-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.flow-hint svg {
  width: 14px;
  color: var(--signal);
}

.channels {
  display: grid;
  gap: 10px;
}

.channel {
  --c: var(--vk);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--ink-line);
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.channel--vk {
  --c: var(--vk);
}

.channel--wb {
  --c: var(--wb);
}

.channel--oz {
  --c: var(--oz);
}

.channel.is-live {
  border-color: color-mix(in srgb, var(--c) 55%, transparent);
  background: color-mix(in srgb, var(--c) 12%, rgba(255, 255, 255, 0.04));
}

.channel__tile {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: var(--c);
}

.channel__body {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.channel__name {
  font-weight: 650;
  font-size: 0.95rem;
}

.channel__state {
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.channel__state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition: background-color 0.3s ease;
}

.channel.is-live .channel__state::before {
  background: var(--c);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 22%, transparent);
}

/* Место под площадки, которые подключатся позже */
.channel--more {
  border-style: dashed;
  background: transparent;
}

.channel--more .channel__tile {
  background: transparent;
  border: 1px dashed rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.6);
  font-size: 1rem;
}

.channel--more .channel__name {
  color: rgba(255, 255, 255, 0.72);
}

.pcard__timer {
  color: var(--signal);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

.channel__meta {
  margin-left: auto;
  text-align: right;
  font-family: var(--mono);
  font-size: 0.63rem;
  color: rgba(255, 255, 255, 0.42);
  white-space: nowrap;
}

@media (min-width: 860px) {
  .sync {
    grid-template-columns: minmax(0, 1fr) 118px minmax(0, 0.92fr);
    align-items: center;
    gap: 0;
  }

  .flow-hint {
    display: none;
  }

  .wires {
    display: block;
    width: 118px;
    height: 286px;
  }

  .wires path {
    fill: none;
    stroke-width: 1.5;
    stroke-dasharray: 5 6;
    opacity: 0.45;
  }

  .wires path.is-live {
    opacity: 1;
    stroke-dasharray: 8 6;
    animation: flow 0.9s linear infinite;
  }

  @keyframes flow {
    to {
      stroke-dashoffset: -28;
    }
  }
}

/* --- Секции --------------------------------------------------------------- */

.section {
  padding: var(--section-pad) 0;
}

.section--tight {
  padding-top: clamp(40px, 5vw, 64px);
}

.section--ink {
  background: var(--ink);
  color: #fff;
}

.section--white {
  background: var(--surface);
}

.section--ink .section__sub,
.section--ink .eyebrow {
  color: var(--muted-dark);
}

.section__head {
  max-width: 780px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.section__head--center {
  text-align: center;
  margin-inline: auto;
}

.section__title {
  font-size: clamp(1.6rem, 3.6vw, 2.7rem);
}

.section__sub {
  margin-top: 14px;
  max-width: 58ch;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.3vw, 1.08rem);
}

.section__head--center .section__sub {
  margin-inline: auto;
}

/* --- Служебное ------------------------------------------------------------ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --- Чат-вопрос после героя (паттерн lovable) ----------------------------- */

.ask {
  position: relative;
  padding: clamp(64px, 9vw, 120px) 0 clamp(56px, 8vw, 104px);
  background: var(--paper);
  overflow: hidden;
  isolation: isolate;
}

/* Свечение цветов площадок за полем ввода */
.ask__glow {
  position: absolute;
  z-index: -1;
  pointer-events: none;
  filter: blur(48px);
}

.ask__glow {
  inset: 34% -10% -25%;
  background:
    radial-gradient(38% 55% at 28% 55%, color-mix(in srgb, var(--vk) 60%, transparent), transparent 72%),
    radial-gradient(34% 50% at 72% 50%, color-mix(in srgb, var(--wb) 45%, transparent), transparent 72%),
    radial-gradient(42% 45% at 50% 88%, color-mix(in srgb, var(--oz) 45%, transparent), transparent 72%);
  opacity: 0.55;
}

.ask__inner {
  position: relative;
  text-align: center;
}

.ask__title {
  font-size: clamp(1.9rem, 4.6vw, 3.2rem);
}

.ask__sub {
  margin: 14px auto 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
}

/* --- Чат: общий компонент ------------------------------------------------- */

.chat {
  --msg-text: var(--text);
  --bot-bg: var(--surface);
  --bot-border: var(--line);
  --user-bg: var(--ink);
  --user-text: #fff;
  --quick-border: rgba(13, 18, 32, 0.14);
  --quick-bg: rgba(255, 255, 255, 0.78);
  --quick-text: var(--text);

  max-width: 760px;
  margin: clamp(28px, 4vw, 40px) auto 0;
  text-align: left;
}

.chat__thread {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: min(460px, 62vh);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 4px 18px;
  margin-bottom: 6px;
  color: var(--msg-text);
}

.msg {
  max-width: 88%;
  font-size: 0.97rem;
  line-height: 1.55;
  animation: msg-in 0.28s ease both;
}

.msg--user {
  align-self: flex-end;
  background: var(--user-bg);
  color: var(--user-text);
  padding: 10px 15px;
  border-radius: 18px 18px 4px 18px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.msg--bot {
  align-self: flex-start;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  background: var(--bot-bg);
  border: 1px solid var(--bot-border);
  padding: 12px 15px 12px 12px;
  border-radius: 18px 18px 18px 4px;
}

.msg--bot p + p {
  margin-top: 6px;
}

.msg--bot a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.msg__avatar {
  display: grid;
  grid-template-columns: repeat(2, 8px);
  grid-template-rows: repeat(2, 8px);
  gap: 2px;
  align-self: start;
  margin-top: 4px;
}

.msg__avatar i {
  border-radius: 2px;
}

.msg__avatar i:nth-child(1) { background: var(--vk); }
.msg__avatar i:nth-child(2) { background: var(--wb); }
.msg__avatar i:nth-child(3) { background: var(--oz); }
.msg__avatar i:nth-child(4) { background: var(--signal); }

.msg--typing .msg__text {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  height: 1.55em;
}

.msg--typing .msg__text span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.35;
  animation: typing-dot 1s ease-in-out infinite;
}

.msg--typing .msg__text span:nth-child(2) { animation-delay: 0.15s; }
.msg--typing .msg__text span:nth-child(3) { animation-delay: 0.3s; }

@keyframes typing-dot {
  30% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

@keyframes msg-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

/* Быстрые ответы под сообщением ассистента */
.quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-self: flex-start;
  padding-left: 38px;
  animation: msg-in 0.28s ease both;
}

.quick button,
.suggest {
  --c: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--quick-border);
  border-radius: 999px;
  background: var(--quick-bg);
  color: var(--quick-text);
  font: 600 0.86rem/1.3 var(--body);
  cursor: pointer;
  transition: border-color 0.16s ease, background-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.quick button:hover,
.suggest:hover {
  border-color: currentColor;
}

.quick button[data-c]::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c);
  opacity: 0.35;
}

.quick button[data-c="vk"] { --c: var(--vk); }
.quick button[data-c="wildberries"] { --c: var(--wb); }
.quick button[data-c="ozon"] { --c: var(--oz); }
.quick button[data-c="other"] { --c: var(--muted); }

.quick button[aria-pressed="true"] {
  border-color: var(--c);
  background: color-mix(in srgb, var(--c) 16%, transparent);
}

.quick button[aria-pressed="true"]::before {
  opacity: 1;
}

.quick .quick__primary {
  background: var(--user-bg);
  color: var(--user-text);
  border-color: var(--user-bg);
}

.quick button:disabled {
  opacity: 0.45;
  cursor: default;
}

/* Поле ввода */
.composer {
  background: #fff;
  color: var(--text);
  border: 1px solid rgba(13, 18, 32, 0.08);
  border-radius: 26px;
  padding: 18px 14px 12px 22px;
  box-shadow: 0 1px 0 rgba(13, 18, 32, 0.04), 0 28px 70px -30px rgba(13, 18, 32, 0.45);
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.composer:focus-within {
  border-color: rgba(13, 18, 32, 0.24);
}

.composer__field {
  position: relative;
  padding-right: 8px;
}

.composer textarea {
  display: block;
  width: 100%;
  min-height: 52px;
  max-height: 180px;
  padding: 0;
  border: 0;
  outline: 0;
  resize: none;
  background: transparent;
  color: var(--text);
  font: 500 1.05rem/1.5 var(--body);
}

.composer__ph {
  position: absolute;
  top: 0;
  left: 0;
  right: 8px;
  color: #8a93a2;
  font: 500 1.05rem/1.5 var(--body);
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.composer__ph.is-typing::after {
  content: "";
  display: inline-block;
  width: 1.5px;
  height: 1.05em;
  margin-left: 1px;
  vertical-align: -0.15em;
  background: #8a93a2;
  animation: caret 0.9s steps(1) infinite;
}

.composer.has-value .composer__ph {
  display: none;
}

.composer__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 8px;
}

.composer__select select {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 32px 7px 14px;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%235c6675' stroke-width='1.6'%3E%3Cpath d='M3 4.5 6 7.5 9 4.5'/%3E%3C/svg%3E") no-repeat right 12px center / 12px;
  color: var(--muted);
  font: 600 0.85rem/1.3 var(--body);
  cursor: pointer;
}

.composer__select select:hover {
  border-color: var(--line-strong);
}

.composer__hint {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8a93a2;
}

/* На сенсорных экранах клавиши Enter под рукой нет — подсказка лишняя */
@media (hover: none) {
  .composer__hint {
    visibility: hidden;
  }
}

.composer__send {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-left: auto;
  border: 0;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  transition: background-color 0.16s ease, transform 0.16s ease;
}

.composer__send svg {
  width: 18px;
  height: 18px;
}

.composer__send:hover:not(:disabled) {
  transform: translateY(-1px);
}

.composer__send:disabled {
  background: #d8dde5;
  cursor: not-allowed;
}

.composer.is-locked textarea {
  cursor: not-allowed;
}

.chat__suggest {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

.chat__suggest[hidden] {
  display: none;
}

.suggest {
  backdrop-filter: blur(6px);
}

.chat__note {
  margin-top: 14px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
}

.chat__note a {
  color: inherit;
}

@media (max-width: 560px) {
  .composer {
    padding: 14px 10px 10px 16px;
    border-radius: 22px;
  }

  .composer__ph {
    white-space: normal;
  }

  .msg {
    max-width: 94%;
  }

  .quick {
    padding-left: 0;
  }
}

/* --- Выпадающие списки (select.js) ---------------------------------------- */

.xs {
  position: relative;
  display: inline-block;
  min-width: 0;
  max-width: 100%;
}

.xs__native {
  position: absolute !important;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  clip: rect(0 0 0 0);
}

.xs__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  padding: 8px 12px 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font: 600 0.86rem/1.3 var(--body);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.xs__btn:hover {
  border-color: var(--line-strong);
}

.xs.is-open .xs__btn {
  border-color: var(--ink);
}

.xs__label {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.xs__chevron,
.xs__check {
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.xs__chevron {
  width: 12px;
  height: 12px;
  margin-left: auto;
  stroke-width: 1.6;
  opacity: 0.6;
  transition: transform 0.15s ease;
}

.xs.is-open .xs__chevron {
  transform: rotate(180deg);
}

.xs__list {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 40;
  min-width: 100%;
  width: max-content;
  max-width: min(340px, 90vw);
  max-height: 290px;
  margin: 0;
  padding: 6px;
  overflow-y: auto;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 18px 44px -18px rgba(13, 18, 32, 0.38);
  outline: none;
  animation: xs-in 0.14s ease both;
}

.xs--up .xs__list {
  top: auto;
  bottom: calc(100% + 6px);
}

@keyframes xs-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

.xs--up .xs__list {
  animation-name: xs-in-up;
}

@keyframes xs-in-up {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
}

.xs__opt {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 9px;
  color: var(--text);
  font: 600 0.88rem/1.3 var(--body);
  white-space: nowrap;
  cursor: pointer;
}

.xs__opt.is-active {
  background: var(--paper);
}

.xs__opt[aria-disabled="true"] {
  opacity: 0.45;
  cursor: default;
}

.xs__check {
  width: 14px;
  height: 14px;
  margin-left: auto;
  padding-left: 2px;
  stroke: var(--signal);
  stroke-width: 2;
  opacity: 0;
}

.xs__opt[aria-selected="true"] .xs__check {
  opacity: 1;
}

.xs__opt--action {
  margin-top: 6px;
  box-shadow: 0 -7px 0 -6px var(--line);
  color: var(--muted);
}

.xs__avatar {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--vk), var(--wb));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
}

.xs__opt--action .xs__avatar {
  border: 1px dashed currentColor;
  background: transparent;
  color: inherit;
}

.xs__meta {
  flex: 0 0 auto;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(13, 18, 32, 0.06);
  color: var(--muted);
  font: 500 0.6rem/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.composer__select .xs__btn {
  color: var(--muted);
}

/* Тонкий скроллбар в ленте чата */
.chat__thread,
.xs__list {
  scrollbar-width: thin;
  scrollbar-color: rgba(13, 18, 32, 0.2) transparent;
}

/* --- Возможности: аккордеон + иллюстрация (паттерн lovable) --------------- */

.platform {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: var(--ink);
  color: #fff;
  border-radius: clamp(22px, 3vw, 32px);
  padding: clamp(26px, 4.5vw, 64px);
}

.platform::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(60% 50% at 85% 10%, rgba(43, 140, 255, 0.12), transparent 70%),
    radial-gradient(50% 45% at 70% 100%, rgba(203, 17, 171, 0.1), transparent 70%);
  pointer-events: none;
}

/* На тёмном фоне индиго Ozon и маджента WB теряют контраст — осветляем */
.platform .chip--oz { color: color-mix(in srgb, var(--oz) 40%, #fff); }
.platform .chip--wb { color: color-mix(in srgb, var(--wb) 70%, #fff); }

.pf__title {
  font-size: clamp(1.7rem, 3.4vw, 2.6rem);
}

.pf__sub {
  margin-top: 14px;
  max-width: 42ch;
  color: var(--muted-dark);
}

.pf__list {
  margin-top: clamp(26px, 4vw, 44px);
}

.pf-item__head {
  margin: 0;
  font-family: var(--body);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.4;
  letter-spacing: 0;
}

.pf-item__btn {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  width: 100%;
  padding: 18px 0 10px;
  border: 0;
  background: none;
  color: #fff;
  font: inherit;
  text-align: left;
  cursor: default;
}

.pf-item__inner p {
  max-width: 46ch;
  padding-bottom: 14px;
  color: #b9c0cc;
  font-size: 0.94rem;
}

.pf-item__bar {
  display: none;
}

/* Мобильная раскладка: карточки одна под другой, иллюстрация в потоке */
.pf-item__visual {
  height: 300px;
  margin: 4px 0 26px;
}

.pf-item:last-child .pf-item__visual {
  margin-bottom: 0;
}

@media (min-width: 1024px) {
  .pf {
    position: relative;
    min-height: 600px;
  }

  .pf__side {
    width: 40%;
  }

  .pf-item__btn {
    padding: 16px 0 10px;
    color: rgba(255, 255, 255, 0.58);
    cursor: pointer;
    transition: color 0.2s ease;
  }

  .pf-item__btn:hover,
  .pf-item.is-active .pf-item__btn {
    color: #fff;
  }

  .pf-item__body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s ease;
  }

  .pf-item.is-active .pf-item__body {
    grid-template-rows: 1fr;
  }

  .pf-item__inner {
    min-height: 0;
    overflow: hidden;
  }

  .pf-item:not(.is-active) .pf-item__inner {
    visibility: hidden;
  }

  .pf-item__bar {
    display: block;
    position: relative;
    height: 1px;
    overflow: hidden;
    background: var(--ink-line);
  }

  .pf-item.is-active .pf-item__bar {
    height: 2px;
  }

  .pf-item__bar i {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--vk), var(--wb));
    transform: scaleX(0);
    transform-origin: left;
  }

  .platform.is-manual .pf-item.is-active .pf-item__bar i {
    transform: scaleX(1);
  }

  .platform.is-playing:not(.is-manual) .pf-item.is-active .pf-item__bar i {
    animation: pf-progress var(--pf-dur, 7s) linear forwards;
  }

  .platform:hover .pf-item__bar i,
  .platform:focus-within .pf-item__bar i {
    animation-play-state: paused;
  }

  /* Иллюстрации всех пунктов лежат в одной правой колонке */
  .pf-item__visual {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 55%;
    height: auto;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.985);
    transition: opacity 0.45s ease, transform 0.45s ease, visibility 0s linear 0.45s;
  }

  .pf-item.is-active .pf-item__visual {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.45s ease, transform 0.45s ease, visibility 0s;
  }
}

@keyframes pf-progress {
  to {
    transform: scaleX(1);
  }
}

/* Окно-иллюстрация со светящейся рамкой в цвете пункта */
.pf-window {
  --glow: var(--vk);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 22px;
  background:
    linear-gradient(#111827, #0f1624) padding-box,
    linear-gradient(140deg, var(--glow), rgba(255, 255, 255, 0.08) 45%, color-mix(in srgb, var(--wb) 70%, transparent)) border-box;
  box-shadow: 0 30px 90px -34px color-mix(in srgb, var(--glow) 70%, transparent);
}

.pf-item[style] .pf-window {
  --glow: inherit;
}

.pf-window__top {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ink-line);
}

.pf-window__top span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.pf-window__top em {
  margin: 0 auto;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.5);
  font: normal 500 0.62rem/1.4 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pf-window__body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding: clamp(16px, 2.4vw, 30px);
}

/* Мокапы внутри окна */
.mk-table {
  display: grid;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.8rem;
}

.mk-tr {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.82);
  transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

.mk-tr span:not(:first-child) {
  text-align: right;
}

.mk-tr--head {
  background: none;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.c-vk { color: var(--vk); }
.c-wb { color: color-mix(in srgb, var(--wb) 70%, #fff); }
.c-oz { color: color-mix(in srgb, var(--oz) 40%, #fff); }

.mk-tr.is-flash {
  background: color-mix(in srgb, var(--signal) 14%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--signal) 50%, transparent);
}

.mk-caption {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
}

.mk-dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
}

.mk-input {
  padding: 12px 14px;
  border: 1px solid var(--ink-line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.82rem;
}

.mk-outs {
  display: grid;
  gap: 10px;
}

.mk-out {
  --c: var(--vk);
  display: grid;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid color-mix(in srgb, var(--c) 40%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--c) 10%, transparent);
}

.mk-out b {
  color: color-mix(in srgb, var(--c) 55%, #fff);
  font: 500 0.62rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sk {
  display: block;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.16);
  transform-origin: left;
}

.pf-item.is-active .sk {
  animation: sk-grow 0.7s ease both;
}

.pf-item.is-active .mk-out:nth-child(2) .sk { animation-delay: 0.25s; }
.pf-item.is-active .mk-out:nth-child(3) .sk { animation-delay: 0.5s; }

@keyframes sk-grow {
  from {
    transform: scaleX(0);
  }
}

/* Вертикальная схема: исходник → стрелка вниз → форматы площадок */
.pf-window__body.mk-images {
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.mk-photos {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.mk-photo {
  --c: rgba(255, 255, 255, 0.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 84px;
  aspect-ratio: 1;
  padding: 6px;
  border: 1px dashed color-mix(in srgb, var(--c) 70%, transparent);
  border-radius: 12px;
  background: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.05) 0 8px, rgba(255, 255, 255, 0.02) 8px 16px);
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--mono);
  font-size: 0.6rem;
  text-align: center;
}

.mk-photo b {
  color: color-mix(in srgb, var(--c) 60%, #fff);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mk-photo--src {
  width: 132px;
}

.mk-photo--tall {
  aspect-ratio: 3 / 4;
}

.pf-item.is-active .mk-photos .mk-photo {
  animation: msg-in 0.45s ease both;
}

.pf-item.is-active .mk-photos .mk-photo:nth-child(2) { animation-delay: 0.15s; }
.pf-item.is-active .mk-photos .mk-photo:nth-child(3) { animation-delay: 0.3s; }

.mk-arrow {
  flex: 0 0 auto;
  width: 32px;
  color: var(--signal);
  transform: rotate(90deg);
}

.pf-window__body.mk-chat {
  gap: 10px;
}

.mk-msg {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.88rem;
  line-height: 1.45;
}

.mk-msg--buyer {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.08);
  border-bottom-left-radius: 4px;
}

.mk-msg--bot {
  align-self: flex-end;
  border: 1px solid color-mix(in srgb, var(--signal) 40%, transparent);
  border-bottom-right-radius: 4px;
  background: color-mix(in srgb, var(--signal) 14%, transparent);
}

.mk-msg--bot b {
  display: block;
  margin-bottom: 4px;
  color: var(--signal);
  font: 500 0.58rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mk-handoff {
  align-self: center;
  padding: 6px 12px;
  border: 1px dashed var(--ink-line);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.6);
  font: 500 0.62rem/1.3 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.pf-item.is-active .mk-chat > * {
  animation: msg-in 0.4s ease both;
}

.pf-item.is-active .mk-chat > :nth-child(2) { animation-delay: 0.35s; }
.pf-item.is-active .mk-chat > :nth-child(3) { animation-delay: 0.7s; }
.pf-item.is-active .mk-chat > :nth-child(4) { animation-delay: 1.05s; }

.mk-orders {
  display: grid;
  gap: 8px;
}

.mk-order {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.88rem;
}

.pf-item.is-active .mk-order {
  animation: msg-in 0.4s ease both;
}

.pf-item.is-active .mk-order:nth-child(2) { animation-delay: 0.1s; }
.pf-item.is-active .mk-order:nth-child(3) { animation-delay: 0.2s; }
.pf-item.is-active .mk-order:nth-child(4) { animation-delay: 0.3s; }

.st {
  padding: 4px 9px;
  border-radius: 999px;
  font: normal 500 0.6rem/1.3 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.st--new { color: #8ccaff; background: rgba(43, 140, 255, 0.16); }
.st--pack { color: #ffb37a; background: rgba(255, 122, 24, 0.16); }
.st--ship { color: #7fe0a6; background: rgba(46, 204, 113, 0.14); }
.st--back { color: #ff9a91; background: rgba(255, 90, 80, 0.14); }

.mk-formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.mk-formula span {
  padding: 8px 12px;
  border: 1px solid var(--ink-line);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.82);
}

.mk-formula b {
  color: var(--signal);
}

.mk-prices {
  display: grid;
  gap: 8px;
}

.mk-prices > div {
  --c: var(--vk);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid color-mix(in srgb, var(--c) 40%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--c) 10%, transparent);
}

.mk-prices strong {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 600;
}

@media (max-width: 560px) {
  .pf-item__visual {
    height: auto;
    min-height: 280px;
  }

  .mk-photo { width: 64px; }
  .mk-photo--src { width: 100px; }
}

/* --- Как это работает: реальная последовательность ------------------------ */

.steps {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  counter-reset: step;
}

.step {
  display: grid;
  gap: 16px;
  align-items: start;
}

.step__num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.step h3 {
  font-size: clamp(1.2rem, 2.1vw, 1.5rem);
  margin-bottom: 10px;
}

.step p {
  color: var(--muted);
  max-width: 52ch;
}

.shot {
  aspect-ratio: 16 / 10;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #fafbfd 0%, #eef1f6 100%);
  display: grid;
  place-items: center;
  gap: 6px;
  text-align: center;
  padding: 16px;
  color: var(--muted);
}

.shot span {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.shot span.todo {
  color: var(--signal);
}

/* Скриншот кабинета: тёмный экран в рамке на светлом фоне */
.shot--img {
  display: block;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(10, 14, 24, 0.12);
  background: #0a0e18;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 24px 50px -24px rgba(10, 14, 24, 0.45);
}

/* Кадры уже обрезаны до главной области экрана (16:10), поэтому просто вписываем. */
.shot--img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left top;
}

@media (min-width: 780px) {
  .step {
    grid-template-columns: 84px minmax(0, 1fr) minmax(0, 0.95fr);
    gap: clamp(20px, 3vw, 40px);
    align-items: center;
  }
}

/* --- AI-сервис ------------------------------------------------------------ */

.engine {
  display: grid;
  gap: var(--gap);
}

/* Окно генерации: светящаяся рамка цветов площадок */
.engine__panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(203, 17, 171, 0.16), transparent 70%),
    radial-gradient(70% 50% at 0% 100%, rgba(43, 140, 255, 0.14), transparent 70%),
    #111829;
  padding: clamp(16px, 2.2vw, 24px);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.7);
}

.engine__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  padding: 1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(43, 140, 255, 0.7), rgba(203, 17, 171, 0.5) 45%, rgba(255, 122, 24, 0.7));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  pointer-events: none;
}

.engine__panel .mono {
  color: rgba(255, 255, 255, 0.5);
}

.eng-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.eng-top__dots {
  display: flex;
  gap: 5px;
}

.eng-top__dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.eng-top__timer {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 122, 24, 0.14);
  color: #ffb37a !important;
  font-size: 0.72rem;
}

.eng-top__timer i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 3px rgba(255, 122, 24, 0.25);
}

/* Ввод продавца — светлый композер, как чат на странице */
.eng-input {
  display: grid;
  gap: 10px;
  padding: 14px 14px 12px 16px;
  border-radius: 16px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 16px 32px -18px rgba(0, 0, 0, 0.6);
}

.eng-input__head {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
}

.eng-input__avatar {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background: var(--ink);
  color: #fff;
  font-size: 0.66rem;
  font-weight: 700;
}

.eng-input__text {
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.eng-input__caret {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  margin-left: 3px;
  background: var(--signal);
  vertical-align: -0.18em;
  animation: caret 0.9s steps(1) infinite;
}

.eng-input__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.eng-input__attach {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font: 500 0.74rem/1 var(--mono);
}

.eng-input__attach i {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: linear-gradient(145deg, #c9a27d, #6e4b31);
}

.eng-input__go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: linear-gradient(100deg, var(--signal), var(--wb) 75%);
  color: #fff;
  font-size: 0.84rem;
  font-weight: 700;
  box-shadow: 0 8px 20px -8px rgba(255, 122, 24, 0.7);
}

.eng-input__go svg {
  width: 14px;
  height: 14px;
  fill: #fff;
}

/* Переход к результату */
.eng-flow {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 2px;
  padding: 10px 0 10px 18px;
}

.eng-flow::before {
  content: "";
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(255, 122, 24, 0.8), rgba(203, 17, 171, 0.3));
}

.eng-flow__node {
  position: relative;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--signal), var(--wb));
  color: #fff;
  font: 700 0.64rem/1 var(--mono);
  box-shadow: 0 0 0 5px #111829, 0 0 20px rgba(255, 122, 24, 0.5);
}

.eng-flow__text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.84rem;
}

.eng-foot {
  margin-top: auto;
  padding-top: 14px;
  font-size: 0.68rem;
}

/* Окно — колонкой: если правый столбец выше, подпись прижимается к низу окна */
.engine__panel {
  display: flex;
  flex-direction: column;
}

.outs {
  display: grid;
  gap: 8px;
}

.out {
  --c: var(--vk);
  position: relative;
  padding: 10px 16px 10px 18px;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--c) 34%, transparent);
  background: color-mix(in srgb, var(--c) 9%, rgba(255, 255, 255, 0.02));
  display: grid;
  gap: 6px;
}

.out::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c);
}

/* На тёмном фоне индиго Ozon и маджента WB теряют контраст — осветляем, как в блоке возможностей */
.engine__panel .chip--oz,
.engine__panel .out--oz .out__head { color: color-mix(in srgb, var(--oz) 22%, #fff); }
.engine__panel .chip--wb { color: color-mix(in srgb, var(--wb) 65%, #fff); }

.out__count {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* Результаты «приходят» по очереди, когда окно появилось на экране */
.engine__panel[data-reveal] .out {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.engine__panel.is-in .out {
  opacity: 1;
  transform: none;
}

.engine__panel.is-in .out:nth-child(1) { transition-delay: 0.35s; }
.engine__panel.is-in .out:nth-child(2) { transition-delay: 0.55s; }
.engine__panel.is-in .out:nth-child(3) { transition-delay: 0.75s; }

@media (prefers-reduced-motion: reduce) {
  .engine__panel[data-reveal] .out {
    opacity: 1;
    transform: none;
  }

  .eng-input__caret {
    animation: none;
  }
}

.out--vk {
  --c: var(--vk);
}

.out--wb {
  --c: var(--wb);
}

.out--oz {
  --c: var(--oz);
}

.out__head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--c) 70%, #fff);
}

.out p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.86);
}

.engine__list {
  display: grid;
  gap: 12px;
}

/* Карточки возможностей: на десктопе делят высоту окна генерации поровну */
.eng-feat {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  padding: clamp(16px, 1.8vw, 22px);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.eng-feat:hover {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.05);
}

.eng-feat__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(255, 122, 24, 0.22), rgba(203, 17, 171, 0.18));
  color: #ffb37a;
}

.eng-feat__icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.eng-feat b {
  display: block;
  font-size: 1.02rem;
  font-weight: 650;
}

.eng-feat p {
  margin-top: 6px;
  color: var(--muted-dark);
  font-size: 0.93rem;
  line-height: 1.5;
}

@media (min-width: 900px) {
  .engine {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    gap: clamp(24px, 3vw, 40px);
    align-items: stretch;
  }

  .engine__list {
    grid-template-rows: repeat(4, 1fr);
  }

  .eng-feat {
    align-content: center;
    align-items: center;
  }
}

/* --- Как подключить ------------------------------------------------------- */

.plans {
  display: grid;
  gap: var(--gap);
}

.plan {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.6vw, 32px);
  display: grid;
  gap: 14px;
  align-content: start;
}

.plan h3 {
  font-size: 1.3rem;
}

.plan > p {
  color: var(--muted);
}

.plan ul {
  display: grid;
  gap: 10px;
}

.plan li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
}

.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 10px;
  height: 2px;
  background: var(--ink);
}

@media (min-width: 780px) {
  .plans {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- FAQ ----------------------------------------------------------------- */

.faq {
  display: grid;
  border-top: 1px solid var(--line-strong);
}

.faq details {
  border-bottom: 1px solid var(--line-strong);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  cursor: pointer;
  font-weight: 650;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--signal);
  flex: 0 0 auto;
  transition: transform 0.2s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq p {
  padding: 0 0 22px;
  color: var(--muted);
  max-width: 70ch;
}

/* --- «Попробуйте на своём товаре»: тот же чат, что после героя ------------ */

.ask--end {
  border-top: 1px solid var(--line);
}

.ask--end .ask__glow {
  inset: 38% -12% -30%;
  background:
    radial-gradient(36% 50% at 30% 55%, color-mix(in srgb, var(--signal) 40%, transparent), transparent 72%),
    radial-gradient(34% 50% at 70% 50%, color-mix(in srgb, var(--vk) 50%, transparent), transparent 72%),
    radial-gradient(40% 45% at 50% 92%, color-mix(in srgb, var(--wb) 40%, transparent), transparent 72%);
}

/* --- Черновик карточки в чате --------------------------------------------- */

.msg--wide {
  width: 100%;
  max-width: 100%;
}

.gen {
  display: grid;
  gap: 12px;
  margin-top: 10px;
  padding: clamp(12px, 2vw, 18px);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper);
}

.gen__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.gen__badge,
.gen__time,
.gen__label {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.gen__badge {
  padding: 4px 8px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--signal) 12%, transparent);
  color: var(--signal);
}

.gen__time {
  color: var(--muted);
}

.gen__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gen__tab {
  --c: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font: 600 0.8rem/1.2 var(--body);
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background-color 0.16s ease;
}

.gen__tab::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c);
}

.gen__tab[data-c="vk"] { --c: var(--vk); }
.gen__tab[data-c="wildberries"] { --c: var(--wb); }
.gen__tab[data-c="ozon"] { --c: var(--oz); }

.gen__tab[aria-pressed="true"] {
  border-color: var(--c);
  background: color-mix(in srgb, var(--c) 8%, #fff);
  color: color-mix(in srgb, var(--c) 80%, var(--ink));
}

.gen__tab--more {
  border-style: dashed;
  background: transparent;
  cursor: default;
}

.gen__tab--more::before {
  display: none;
}

.gen__field {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  animation: msg-in 0.35s ease both;
}

.gen__field:nth-of-type(3) { animation-delay: 0.1s; }
.gen__field:nth-of-type(4) { animation-delay: 0.2s; }
.gen__field:nth-of-type(5) { animation-delay: 0.3s; }
.gen__field:nth-of-type(6) { animation-delay: 0.4s; }
.gen__field:nth-of-type(7) { animation-delay: 0.5s; }

.gen__label {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  color: var(--muted);
}

.gen__hint {
  color: #8a93a2;
  letter-spacing: 0.04em;
  text-transform: none;
}

.gen__value {
  font-size: 0.95rem;
  line-height: 1.5;
}

.gen__value--title {
  font-weight: 650;
}

.gen__specs {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 4px 16px;
  margin: 0;
  font-size: 0.9rem;
}

.gen__specs dt {
  color: var(--muted);
}

.gen__specs dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.gen__keys {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gen__keys span {
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-family: var(--mono);
  font-size: 0.68rem;
}

.gen__photos {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.gen__photos span {
  display: grid;
  place-items: center;
  width: 64px;
  aspect-ratio: 1;
  padding: 4px;
  border: 1px dashed var(--line-strong);
  border-radius: 10px;
  background: repeating-linear-gradient(45deg, #fafbfd 0 6px, #eef1f6 6px 12px);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.56rem;
  text-align: center;
}

.gen__photos span:nth-child(2),
.gen__photos span:nth-child(3) {
  aspect-ratio: 3 / 4;
}

.gen__note {
  color: var(--muted);
  font-size: 0.78rem;
}

/* Черновик — сам себе карточка: без пузыря сообщения вокруг, чтобы не было двойной рамки */
.msg--wide {
  padding: 0;
  border: 0;
  background: transparent;
}

.chat .gen {
  margin-top: 0;
  background: var(--surface);
  box-shadow: 0 16px 40px -26px rgba(13, 18, 32, 0.35);
}

/* --- Окно авторизации ----------------------------------------------------- */
/* Тёмное окно с заголовком над карточкой; кнопки — белые строки со стрелкой,
   цвет сервиса проявляется при наведении. */

html.is-locked {
  overflow: hidden;
}

.auth {
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: #fff;
  overflow-y: auto;
}

.auth::backdrop {
  background: rgba(13, 18, 32, 0.78);
  backdrop-filter: blur(8px);
}

.auth[open] .auth__inner {
  animation: auth-in 0.28s ease both;
}

@keyframes auth-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
}

.auth__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  padding: 40px 18px;
  text-align: center;
}

.auth__title {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
}

.auth__sub {
  margin-top: 12px;
  color: var(--muted-dark);
}

.auth__card {
  width: 100%;
  max-width: 450px;
  margin-top: clamp(24px, 4vw, 36px);
  padding: clamp(24px, 5vw, 32px) clamp(18px, 5vw, 44px);
  border: 1px solid var(--ink-line);
  border-radius: 24px;
  background: #1a2030;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.7);
}

.auth__providers {
  display: grid;
  gap: 10px;
}

.auth-btn {
  --c: var(--ink);
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: #fff;
  color: var(--text);
  font: 650 0.98rem/1.2 var(--body);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}

.auth-btn:hover {
  border-color: var(--c);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 35%, transparent);
  transform: translateY(-1px);
}

.auth-btn:active {
  transform: translateY(0);
}

.auth-btn__icon {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
}

.auth-btn__icon--vk,
.auth-btn__icon--yandex {
  display: grid;
  place-items: center;
  color: #fff;
  font: 700 0.62rem/1 var(--body);
}

.auth-btn__icon--vk {
  border-radius: 7px;
  background: #0077ff;
  letter-spacing: -0.02em;
}

.auth-btn__icon--yandex {
  border-radius: 50%;
  background: #fc3f1d;
  font-size: 0.8rem;
}

.auth-btn__label {
  flex: 1;
}

.auth-btn__arrow {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  color: var(--muted);
  transition: transform 0.16s ease, color 0.16s ease;
}

.auth-btn:hover .auth-btn__arrow {
  color: var(--c);
  transform: translateX(3px);
}

.auth__status {
  color: #ffb37a;
  font-size: 0.86rem;
}

.auth__status:not(:empty) {
  margin-top: 14px;
}

.auth__status a {
  color: #fff;
}

.auth__legal {
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.84rem;
  line-height: 1.6;
}

.auth__legal a,
.auth__doc {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255, 255, 255, 0.35);
}

.auth__doc {
  cursor: help;
}

.auth__back {
  margin-top: 26px;
  padding: 8px 12px;
  border: 0;
  background: none;
  color: var(--muted-dark);
  font: 500 0.92rem/1.3 var(--body);
  cursor: pointer;
}

.auth__back:hover {
  color: #fff;
}

/* --- Подвал -------------------------------------------------------------- */

.footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.6);
  padding: clamp(36px, 5vw, 56px) 0 28px;
  border-top: 1px solid var(--ink-line);
  font-size: 0.9rem;
}

.footer__top {
  display: grid;
  gap: 24px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--ink-line);
}

.footer a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
}

.footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer__links {
  display: grid;
  gap: 10px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding-top: 22px;
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

/* Телефон: пункты подвала мельче и в две колонки */
@media (max-width: 719px) {
  .footer__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 16px;
    font-size: 0.84rem;
  }

  .footer__links {
    align-items: start;
  }

  /* Почта и «Попробовать» — отдельными строками, документы — парой на одном уровне */
  .footer__links a[href^="mailto"],
  .footer__links a[href="/#start"] {
    grid-column: 1 / -1;
  }

  .footer__links span:empty {
    display: none;
  }
}

@media (min-width: 720px) {
  .footer__top {
    grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
    gap: 40px;
  }
}

/* --- Появление при скролле ------------------------------------------------ */

[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease var(--reveal-delay, 0ms), transform 0.5s ease var(--reveal-delay, 0ms);
}

/* Только прозрачность, без сдвига: для контейнеров с абсолютно позиционированными детьми
   (transform сделал бы контейнер точкой отсчёта, и дети прыгали бы при появлении) */
[data-reveal="fade"] {
  transform: none;
}

/* Автоматическая разметка на внутренних страницах: переход важнее собственных transition карточек */
[data-reveal="auto"][data-reveal] {
  transform: translateY(18px);
  transition: opacity 0.55s ease var(--reveal-delay, 0ms), transform 0.55s ease var(--reveal-delay, 0ms);
}

[data-reveal="auto"].is-in {
  transform: none;
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .btn:hover,
  .composer__send:hover:not(:disabled) {
    transform: none;
  }
}