/* =============================================================================
   Глобальна тема: «люксовий» IT-футуризм, фіолетово-сині градієнти, темний фон
   ============================================================================= */

:root {
  /* Базова палітра */
  --bg-deep: #070712;
  --bg-card: rgba(18, 16, 40, 0.55);
  --stroke: rgba(124, 58, 237, 0.35);
  --text: #e8e9f4;
  --muted: #a8adc4;
  --accent: #8b5cf6;
  --accent-2: #38bdf8;
  --glow: 0 0 40px rgba(139, 92, 246, 0.35);
  --radius-lg: 22px;
  --radius-md: 14px;
  --font: "DM Sans", system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
  --nav-h: 72px;
  --maxw: 1120px;
  /* Горизонтальний відступ контейнера (трохи більше «повітря» на вузьких екранах) */
  --container-gutter: clamp(20px, 4vw, 48px);
}

/* Скидання мінімальне + box-sizing */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  /* Жодної горизонтальної «тієї» ширини від fixed-елементів (шухляда меню) */
  overflow-x: hidden;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(1200px 800px at 10% -10%, rgba(124, 58, 237, 0.35), transparent 55%),
    radial-gradient(900px 600px at 100% 0%, rgba(56, 189, 248, 0.22), transparent 50%),
    linear-gradient(180deg, #070712 0%, #0b0b18 40%, #070712 100%);
  min-height: 100vh;
  overflow-x: hidden;
  overflow-x: clip;
}

/* Коли відкрита мобільна шухляда — не скролити фон */
body.drawer-open {
  overflow: hidden;
  touch-action: none;
}

/* Фоновий «шум» через дрібний патерн (без зовнішніх зображень) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  z-index: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Контейнер секцій */
.container {
  width: min(100% - 2 * var(--container-gutter), var(--maxw));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Заголовки секцій */
.section {
  padding: 88px 0;
  position: relative;
}

.section__title {
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
  letter-spacing: 0.02em;
  margin: 0 0 12px;
  background: linear-gradient(90deg, #c4b5fd, #7dd3fc);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section__lead {
  margin: 0 0 36px;
  color: var(--muted);
  max-width: 62ch;
  line-height: 1.6;
}

/* Підзаголовок секції без основного h2 (наприклад, блок «фокус» після моделей) */
.section__subtitle {
  margin: 0 0 32px;
  max-width: 68ch;
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  font-weight: 500;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: #c9cee4;
}

/* =============================================================================
   Навігація: липка, скляна панель + бургер
   ============================================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(10, 8, 28, 0.85), rgba(10, 8, 28, 0.55));
  border-bottom: 1px solid rgba(124, 58, 237, 0.25);
}

.nav {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
  flex-wrap: wrap;
  row-gap: 8px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.85rem;
  min-width: 0;
  flex-shrink: 1;
}

.nav__mark {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: conic-gradient(from 210deg, var(--accent), var(--accent-2), var(--accent));
  box-shadow: var(--glow);
}

/* Десктопне меню */
.nav__links {
  display: flex;
  align-items: center;
  gap: 22px;
  min-width: 0;
}

.nav__links a {
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav__links a:hover {
  color: var(--text);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Перемикач мови */
.lang-switch {
  display: inline-flex;
  border: 1px solid rgba(124, 58, 237, 0.35);
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  cursor: pointer;
  font: inherit;
}

.lang-switch button.is-active {
  color: var(--text);
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.35), rgba(56, 189, 248, 0.25));
}

/* Кнопка бургера: іконка підвантажується з бекенду */
.nav__burger {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid rgba(124, 58, 237, 0.45);
  background: rgba(18, 16, 40, 0.55);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.nav__burger .burger-icon {
  width: 28px;
  height: 28px;
}

/*
 * Мобільне меню: НЕ всередині .site-header у HTML — прямий нащадок body,
 * щоб z-index порівнювався з усім контентом і не «просочувалось» крізь напівпрозорість.
 */
.nav__drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  height: 100dvh;
  width: min(86vw, 320px);
  max-width: 100%;
  /* Непрозорий фон — текст сторінки не просвічує */
  background: linear-gradient(195deg, #12101c 0%, #0a0914 55%, #0d0b18 100%);
  border-left: 1px solid rgba(139, 92, 246, 0.45);
  box-shadow: -24px 0 60px rgba(0, 0, 0, 0.65);
  padding: calc(var(--nav-h) + 16px) 22px 22px;
  transform: translate3d(100%, 0, 0);
  transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.2, 1), visibility 0s linear 0.35s;
  z-index: 130;
  overflow-y: auto;
  overscroll-behavior: contain;
  pointer-events: none;
  visibility: hidden;
}

.nav__drawer.is-open {
  transform: translate3d(0, 0, 0);
  transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.2, 1), visibility 0s linear 0s;
  pointer-events: auto;
  visibility: visible;
}

.nav__drawer a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.nav__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 3, 12, 0.72);
  backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  /* Під шухлядою (130), над основним контентом і липкою шапкою (50) */
  z-index: 120;
}

.nav__backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 981px) {
  .nav {
    flex-wrap: nowrap;
  }
}

@media (max-width: 980px) {
  .nav__links {
    display: none;
  }

  .nav__burger {
    display: inline-flex;
  }
}

/* =============================================================================
   Герой
   ============================================================================= */

.hero {
  padding: 80px 0 48px;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }
}

.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  line-height: 1.05;
  margin: 0 0 16px;
}

.hero p {
  margin: 0 0 26px;
  color: var(--muted);
  line-height: 1.65;
  max-width: 58ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  border: 1px solid rgba(124, 58, 237, 0.45);
  background: linear-gradient(120deg, rgba(124, 58, 237, 0.35), rgba(56, 189, 248, 0.18));
  color: var(--text);
  padding: 12px 18px;
  border-radius: 14px;
  cursor: pointer;
  font: inherit;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--glow);
}

.btn--ghost {
  background: transparent;
}

/* Декоративна «карта» в героєві */
.hero__viz {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.35);
  background: radial-gradient(600px 240px at 30% 0%, rgba(124, 58, 237, 0.35), transparent 60%),
    radial-gradient(500px 260px at 90% 40%, rgba(56, 189, 248, 0.22), transparent 55%),
    rgba(18, 16, 40, 0.45);
  min-height: 280px;
  position: relative;
  overflow: hidden;
}

.hero__viz::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 120deg, rgba(124, 58, 237, 0.15), transparent, rgba(56, 189, 248, 0.12), transparent);
  animation: spin 18s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hero__viz-inner {
  position: relative;
  z-index: 1;
  padding: 26px 24px;
}

.pill {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 14px;
}

/* =============================================================================
   Картки ML
   ============================================================================= */

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.model-grid.model-grid--pending {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 140px;
}

.model-grid.model-grid--pending .model-grid__skeleton {
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .model-grid {
    grid-template-columns: 1fr;
  }
}

/* Головна #models: на телефоні без сітки з 6 карток — перехід на models.html */
.models-home__subnav {
  margin: -18px 0 22px;
}

.models-mobile-cta {
  display: none;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.35);
  background: rgba(18, 16, 40, 0.5);
  padding: 26px 24px;
  text-align: center;
}

.models-mobile-cta__text {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}

@media (max-width: 767px) {
  #models [data-model-grid] {
    display: none !important;
  }

  #models .models-mobile-cta {
    display: block;
  }

  #models .models-home__subnav {
    display: none;
  }
}

.model-card {
  border-radius: var(--radius-md);
  border: 1px solid rgba(124, 58, 237, 0.28);
  background: var(--bg-card);
  padding: 22px 22px 20px;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.25s ease;
  text-align: left;
}

.model-card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.45);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

.model-card h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.model-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}

.model-card__hint {
  margin-top: 12px;
  color: #7dd3fc;
  font-size: 0.9rem;
}

/* =============================================================================
   Картки моделей з фоном (шлях і позиція з /api/models: cardImage, cardImagePosition)
   Змінні: --model-card-image, --model-card-position (за замовчуванням center)
   ============================================================================= */

.model-card--with-bg {
  --model-card-position: center;

  position: relative;
  overflow: hidden;
  padding: 0;
}

.model-card--with-bg .model-card__photo {
  position: absolute;
  inset: 0;
  background-image: var(--model-card-image);
  background-size: cover;
  background-position: var(--model-card-position);
  transform: scale(1.03);
}

.model-card--with-bg .model-card__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(4, 3, 12, 0.94) 0%,
    rgba(8, 6, 20, 0.72) 40%,
    rgba(12, 10, 28, 0.25) 72%,
    rgba(12, 10, 28, 0.1) 100%
  );
  pointer-events: none;
}

.model-card--with-bg .model-card__body {
  position: relative;
  z-index: 1;
  min-height: 200px;
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-align: left;
}

.model-card--with-bg .model-card__body h3 {
  color: #f4f4ff;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.65);
}

.model-card--with-bg .model-card__body p {
  color: #e8e9f4;
  max-width: 26rem;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.7);
}

.model-card--with-bg .badge {
  color: #c4b5fd;
  text-shadow: 0 0 10px rgba(139, 92, 246, 0.45);
}

/* =============================================================================
   Секція #about — три картки (інтеграція / автозвіти / якість) з фоновими зображеннями

   Як редагувати:
   • Картинка: замініть файл у static/img/ АБО змініть url(...) у модифікаторі
     .about-bg-card--reports | --integration | --quality
   • Позиція фото: змініть --about-position (наприклад "70% center" або "center top")
   • Сила затемнення: змініть rgba(...) у .about-bg-card__shade (одне місце для всіх)
   • Висота картки: --about-min-height на .about-bg-card
   ============================================================================= */

.about-bg-card {
  /* За замовчуванням (модифікатор перезапише) */
  --about-image: none;
  --about-position: center;
  --about-min-height: 220px;

  position: relative;
  overflow: hidden;
  padding: 0;
  border-color: rgba(124, 58, 237, 0.42);
}

/* --- Файл фону для кожної теми (1: автозвіти, 2: інтеграція, 3: моніторинг) --- */
.about-bg-card--reports {
  --about-image: url("/img/auto-reports-bg.png");
  --about-position: 50% 42%;
}

.about-bg-card--integration {
  --about-image: url("/img/data-integration-bg.png");
  --about-position: 72% center;
}

.about-bg-card--quality {
  --about-image: url("/img/quality-monitoring-bg.png");
  --about-position: 52% 38%;
}

/* Шар фото (найнижчий) */
.about-bg-card__photo {
  position: absolute;
  inset: 0;
  background-image: var(--about-image);
  background-size: cover;
  background-position: var(--about-position);
  transform: scale(1.03);
}

/* Шар затемнення поверх фото — щоб текст читався на будь-якій ілюстрації */
.about-bg-card__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(4, 3, 12, 0.93) 0%,
    rgba(8, 6, 20, 0.68) 42%,
    rgba(12, 10, 28, 0.22) 78%,
    rgba(12, 10, 28, 0.08) 100%
  );
  pointer-events: none;
}

/* Текст і бейдж (завжди поверх shade) */
.about-bg-card__body {
  position: relative;
  z-index: 1;
  min-height: var(--about-min-height);
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  text-align: left;
}

.about-bg-card__body h3 {
  color: #f4f4ff;
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.65);
}

.about-bg-card__body p {
  color: #e2e4f0;
  max-width: 22rem;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.72);
}

.about-bg-card .badge {
  color: #c4b5fd;
  text-shadow: 0 0 12px rgba(139, 92, 246, 0.45);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c4b5fd;
  margin-bottom: 10px;
}

/* =============================================================================
   Оверлей деталей моделі (не alert — кастомний шар)
   ============================================================================= */

.ml-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 22px;
}

.ml-overlay[hidden] {
  display: none;
}

.ml-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 4, 12, 0.72);
  backdrop-filter: blur(10px);
  opacity: 0;
  animation: fadeIn 0.25s ease forwards;
}

.ml-overlay__panel {
  position: relative;
  width: min(920px, 100%);
  max-height: min(78vh, 860px);
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.45);
  background: linear-gradient(180deg, rgba(18, 16, 40, 0.92), rgba(10, 10, 24, 0.92));
  box-shadow: 0 30px 120px rgba(0, 0, 0, 0.55);
  transform-origin: 50% 60%;
  transform: scale(0.92) translateY(10px);
  opacity: 0;
  animation: popIn 0.35s cubic-bezier(0.2, 0.9, 0.2, 1) forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

@keyframes popIn {
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.ml-overlay__close {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  justify-content: flex-end;
  padding: 12px 12px 0;
  background: linear-gradient(180deg, rgba(10, 10, 24, 0.95), rgba(10, 10, 24, 0));
}

.ml-overlay__close button {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(18, 16, 40, 0.55);
  color: var(--text);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}

.ml-overlay__body {
  padding: 10px 24px 26px;
  color: var(--muted);
  line-height: 1.65;
}

/* Стопка карток усередині popup (генерується в site.js) */
.ml-overlay__body .model-popup-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ml-overlay__body .model-popup-section {
  padding: 20px 22px 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(124, 58, 237, 0.22);
  background: rgba(12, 10, 28, 0.75);
}

.ml-overlay__body .model-popup-section--title {
  border-color: rgba(56, 189, 248, 0.32);
  background: linear-gradient(145deg, rgba(22, 18, 42, 0.95), rgba(10, 10, 22, 0.88));
}

.ml-overlay__body .model-popup-section--chapter {
  border-color: rgba(139, 92, 246, 0.28);
}

.ml-overlay__body .model-popup-section--lead {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(10, 10, 20, 0.55);
}

.ml-overlay__body .model-popup-section > :first-child {
  margin-top: 0;
}

.ml-overlay__body .model-popup-section > :last-child {
  margin-bottom: 0;
}

.ml-overlay__body .model-popup-section--chapter h2 {
  margin-top: 0;
  margin-bottom: 0.65em;
  padding-bottom: 0.45em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 1.12rem;
}

.ml-overlay__body .model-popup-divider {
  padding: 4px 0;
}

.ml-overlay__body .model-popup-divider hr {
  margin: 0;
  border: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.55), rgba(56, 189, 248, 0.45), transparent);
}

.ml-overlay__body .model-popup-stack.md-content p {
  margin: 0.55em 0;
}

.ml-overlay__body .model-popup-stack.md-content h3 {
  margin-top: 1em;
  margin-bottom: 0.35em;
  font-size: 1rem;
  color: #ddd6fe;
}

.ml-overlay__body .model-popup-section--chapter h3:first-of-type {
  margin-top: 0.4em;
}

.ml-overlay__body h2,
.ml-overlay__body h3 {
  color: var(--text);
}

/* =============================================================================
   Секція процесу впровадження ML (.process-section)
   Premium glass + neon; стрілки лише ≥1240px; tablet 2×2; mobile — колонка.
   ============================================================================= */

.process-section {
  position: relative;
  overflow: hidden;
}

/* Легкий «космічний» фон секції без зовнішніх зображень */
.process-section::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  pointer-events: none;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(124, 58, 237, 0.18), transparent 55%),
    radial-gradient(ellipse 50% 40% at 80% 40%, rgba(192, 38, 211, 0.1), transparent 50%);
  opacity: 0.9;
}

.process-track {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: stretch;
  margin-top: 8px;
}

/* Стрілки між картками — тільки широкий desktop */
.process-connector {
  display: none;
  align-items: center;
  justify-content: center;
  flex: 0 0 56px;
  min-height: 100px;
  filter: drop-shadow(0 0 10px rgba(192, 38, 211, 0.35));
}

.process-connector__svg {
  width: 44px;
  height: 72px;
}

/* Tablet: 2 картки в ряд, стрілки приховані */
@media (min-width: 700px) and (max-width: 1239px) {
  .process-track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

/* Desktop: 4 картки + 3 конектори в один ряд */
@media (min-width: 1240px) {
  .process-track {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 0;
  }

  .process-connector {
    display: flex;
  }

  .process-card {
    flex: 1 1 0;
    min-width: 0;
  }
}

.process-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 22px 22px 20px;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(165deg, rgba(22, 18, 42, 0.55), rgba(8, 8, 18, 0.72));
  backdrop-filter: blur(14px);
  box-shadow: 0 4px 28px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.3s ease;
}

.process-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
  background: radial-gradient(120% 80% at 50% 0%, rgba(167, 139, 250, 0.12), transparent 55%);
}

.process-card:hover {
  transform: translateY(-4px);
  border-color: rgba(167, 139, 250, 0.35);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45), 0 0 32px rgba(124, 58, 237, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.process-card:hover::after {
  opacity: 1;
}

/* Легкий «пульс» світіння рамки */
@keyframes processGlow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0);
  }
  50% {
    box-shadow: 0 0 24px rgba(56, 189, 248, 0.12);
  }
}

.process-card--step2 {
  animation: processGlow 6s ease-in-out infinite;
}

.process-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  width: 40px;
  height: 36px;
  display: grid;
  place-items: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: #f4f4ff;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  background: linear-gradient(145deg, rgba(124, 58, 237, 0.85), rgba(56, 189, 248, 0.45));
  box-shadow: 0 0 16px rgba(139, 92, 246, 0.45);
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
}

.process-card--step2 .process-badge {
  background: linear-gradient(145deg, rgba(56, 189, 248, 0.75), rgba(124, 58, 237, 0.55));
}

.process-card--step3 .process-badge {
  background: linear-gradient(145deg, rgba(192, 38, 211, 0.65), rgba(124, 58, 237, 0.65));
}

.process-card--step4 .process-badge {
  background: linear-gradient(145deg, rgba(96, 165, 250, 0.7), rgba(167, 139, 250, 0.55));
}

.process-visual {
  height: auto;
  min-height: 104px;
  max-height: 200px;
  aspect-ratio: 5 / 3;
  margin: 28px 0 14px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.process-visual__img {
  width: 100%;
  height: 100%;
  max-height: 200px;
  object-fit: contain;
  display: block;
}

.process-card__title {
  margin: 0 0 8px;
  font-size: 1.08rem;
  color: #f4f4ff;
  letter-spacing: 0.02em;
}

.process-card__desc {
  margin: 0 0 14px;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
  flex-grow: 1;
}

.process-bullets {
  margin: 0;
  padding: 0 0 0 1.1em;
  font-size: 0.86rem;
  color: #c4b5fd;
  line-height: 1.5;
}

.process-bullets li {
  margin: 0.25em 0;
}

/* KPI ряд */
.process-kpis {
  position: relative;
  z-index: 1;
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  padding: 18px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.22);
  background: rgba(10, 8, 22, 0.55);
  backdrop-filter: blur(10px);
}

.process-kpi {
  position: relative;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(18, 16, 40, 0.5);
  overflow: hidden;
}

.process-kpi__glow {
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 120deg, rgba(124, 58, 237, 0.15), transparent, rgba(56, 189, 248, 0.12));
  animation: processKpiSpin 14s linear infinite;
  opacity: 0.5;
}

@keyframes processKpiSpin {
  to {
    transform: rotate(360deg);
  }
}

.process-kpi__text {
  position: relative;
  z-index: 1;
  font-size: 0.84rem;
  color: #e2e4f8;
  white-space: nowrap;
}

@media (max-width: 699px) {
  .process-kpi__text {
    white-space: normal;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-card--step2 {
    animation: none;
  }

  .process-kpi__glow {
    animation: none;
  }
}

/* =============================================================================
   Контакти: вибір каналу + підформи
   ============================================================================= */

.contact-panel {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.28);
  background: rgba(18, 16, 40, 0.45);
  padding: 26px 26px 24px;
}

.contact-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 16px;
  border: 1px solid rgba(124, 58, 237, 0.35);
  background: rgba(10, 10, 24, 0.35);
  cursor: pointer;
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s ease, transform 0.15s ease;
}

.chip:hover {
  border-color: rgba(56, 189, 248, 0.55);
  transform: translateY(-1px);
}

.chip svg {
  width: 22px;
  height: 22px;
}

.contact-dynamic {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 18px;
}

.contact-dynamic[hidden] {
  display: none;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  background: transparent;
  color: var(--accent-2);
  cursor: pointer;
  font: inherit;
  margin-bottom: 14px;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.field label {
  color: var(--muted);
  font-size: 0.9rem;
}

.field input,
.field textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(124, 58, 237, 0.35);
  background: rgba(8, 8, 18, 0.65);
  color: var(--text);
  padding: 12px 12px;
  font: inherit;
  outline: none;
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-status {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.form-status.is-ok {
  color: #86efac;
}

.form-status.is-err {
  color: #fda4af;
}

/* =============================================================================
   Use-case (головна: 3 картки; use-cases.html — сітка)
   ============================================================================= */

.use-cases-preview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.use-cases-preview__cta {
  margin: 24px 0 0;
  text-align: center;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 900px) {
  .use-cases-preview,
  .use-cases-grid {
    grid-template-columns: 1fr;
  }
}

.use-case-card {
  position: relative;
  display: grid;
  grid-template-rows: auto auto 1fr auto auto;
  row-gap: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(124, 58, 237, 0.28);
  background: var(--bg-card);
  padding: 26px 26px 28px;
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.25s ease;
}

.use-case-card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

.use-case-card__tag {
  display: inline-block;
  justify-self: start;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #c4b5fd;
  padding: 4px 10px;
  border: 1px solid rgba(124, 58, 237, 0.45);
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.12);
}

.use-case-card__title {
  margin: 0;
  min-height: calc(1.35em * 3);
  font-size: 1.05rem;
  color: #f4f4ff;
  line-height: 1.35;
  font-weight: 700;
}

.use-case-card__desc {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.95rem;
}

.use-case-card__context {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.92rem;
}

.use-case-card__stats {
  margin: 0;
  padding: 16px 18px;
  border-radius: 12px;
  background: linear-gradient(160deg, rgba(139, 92, 246, 0.14), rgba(56, 189, 248, 0.08));
  border: 1px solid rgba(124, 58, 237, 0.28);
}

.use-case-card__stats-label,
.use-case-card__deliverable-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #c4b5fd;
  margin-bottom: 8px;
}

.use-case-card__metrics {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.use-case-card__metrics li {
  position: relative;
  padding-left: 18px;
  color: #e8e9f4;
  font-size: 0.9rem;
  line-height: 1.45;
}

.use-case-card__metrics li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.7);
}

.use-case-card__deliverable {
  display: grid;
  align-content: start;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px dashed rgba(124, 58, 237, 0.25);
  min-height: 6.5em;
}

.use-case-card__deliverable-label {
  color: #a8adc4;
  margin-bottom: 0;
}

.use-case-card__deliverable-text {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .use-case-card {
    grid-template-rows: none;
    row-gap: 12px;
  }
  .use-case-card__title,
  .use-case-card__deliverable {
    min-height: 0;
  }
}

/* =============================================================================
   Футер
   ============================================================================= */

.site-footer {
  padding: 52px 0 36px;
  border-top: 1px solid rgba(124, 58, 237, 0.22);
  color: var(--muted);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}

@media (max-width: 820px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

.footer__title {
  color: var(--text);
  font-weight: 700;
  margin: 0 0 10px;
}

.footer__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.mini-note {
  font-size: 0.85rem;
  color: rgba(168, 173, 196, 0.85);
  margin-top: 10px;
}

.site-footer .mini-note a {
  color: rgba(210, 214, 236, 0.95);
  text-decoration: underline;
  text-decoration-color: rgba(167, 139, 250, 0.4);
  text-underline-offset: 3px;
}

.site-footer .mini-note a:hover {
  color: #f4f4ff;
  text-decoration-color: rgba(125, 211, 252, 0.55);
}

/* =============================================================================
   Акційна стрічка зверху (markdown з .txt, лише UA)
   ============================================================================= */

.promo-ribbon {
  position: relative;
  z-index: 30;
  border-bottom: 1px solid rgba(139, 92, 246, 0.35);
  background: linear-gradient(180deg, rgba(30, 22, 52, 0.98), rgba(12, 10, 22, 0.99));
  box-shadow: 0 1px 0 rgba(56, 189, 248, 0.12);
}

.promo-ribbon__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 14px;
  padding: 6px 0 7px;
  min-height: 0;
}

.promo-ribbon__copy {
  flex: 1 1 12rem;
  min-width: 0;
}

.promo-ribbon__markdown {
  max-height: 2.85rem;
  overflow: hidden;
  line-height: 1.32;
  font-size: 0.8125rem;
  color: #c8cadd;
}

.promo-ribbon__markdown > :first-child {
  margin-top: 0;
}

.promo-ribbon .md-content h1 {
  font-size: 0.9rem;
  margin: 0 0 0.15em;
  line-height: 1.2;
}

.promo-ribbon .md-content h2,
.promo-ribbon .md-content h3 {
  font-size: 0.85rem;
  margin: 0 0 0.12em;
}

.promo-ribbon .md-content p,
.promo-ribbon .md-content ul,
.promo-ribbon .md-content li {
  margin: 0.12em 0;
  font-size: 0.78rem;
}

.promo-ribbon .md-content ul {
  padding-left: 1.1em;
}

.promo-ribbon__cta {
  flex-shrink: 0;
  padding: 5px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: none;
}

/* Markdown у банері та в оверлеї моделі */
.md-content {
  color: #d4d6e8;
  line-height: 1.65;
  font-size: 0.98rem;
}

.md-content h1,
.md-content h2,
.md-content h3 {
  color: #f1f2fb;
  margin: 0.85em 0 0.45em;
  line-height: 1.25;
}

.md-content h1 {
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  background: linear-gradient(90deg, #fde68a, #f9a8d4, #a5b4fc);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.md-content h2 {
  font-size: 1.15rem;
  color: #e9d5ff;
}

.md-content ul {
  margin: 0.5em 0;
  padding-left: 1.25em;
}

.md-content li {
  margin: 0.35em 0;
}

.md-content blockquote {
  margin: 1em 0;
  padding: 12px 16px;
  border-left: 4px solid #8b5cf6;
  background: rgba(124, 58, 237, 0.12);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--muted);
}

.md-content hr {
  border: 0;
  height: 1px;
  margin: 1.25em 0;
  background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.5), transparent);
}

.md-content a {
  color: #7dd3fc;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.md-content strong {
  color: #fff;
}

.ml-overlay__body .model-popup-stack.md-content > :first-child {
  margin-top: 0;
}

/* =============================================================================
   Redesign popup — Прогнозування попиту (.demand-popup)
   Premium minimal dark SaaS: чиста типографіка, помірний glow, багато повітря.
   ============================================================================= */

.ml-overlay__body--demand {
  padding: 12px 22px 28px;
}

.demand-popup {
  --demand-violet: #a78bfa;
  --demand-blue: #7dd3fc;
  --demand-up: #86efac;
  --demand-down: #fca5a5;
  --demand-surface: rgba(14, 14, 30, 0.72);
  --demand-surface-strong: rgba(18, 18, 38, 0.92);
  --demand-border: rgba(255, 255, 255, 0.08);
  --demand-border-strong: rgba(167, 139, 250, 0.22);
  --demand-radius: 22px;
  --demand-radius-sm: 16px;
  --demand-card-pad-x: 28px;
  --demand-card-pad-y: 26px;

  display: flex;
  flex-direction: column;
  gap: 32px;
  color: var(--muted);
  font-size: 0.975rem;
  line-height: 1.6;
}

.demand-popup > :first-child { margin-top: 0; }
.demand-popup > :last-child { margin-bottom: 0; }

.demand-popup * { box-sizing: border-box; }

/* Секції з server.py лежать у .demand-popup-root; gap на .demand-popup їх не розділяє */
.demand-popup-root {
  display: flex;
  flex-direction: column;
  gap: 40px;
  width: 100%;
  min-width: 0;
}

/* Лінія лише під заголовком секції (.demand-section__title), без лінії над назвою */

.demand-popup h1,
.demand-popup h2,
.demand-popup h3 {
  color: var(--text);
  letter-spacing: -0.01em;
  margin: 0;
}

.demand-popup p { margin: 0; }

/* Заголовки секцій popup: без зайвих відступів від .md-content h2 */
.demand-popup.md-content .demand-section__head .demand-section__title,
.demand-popup .demand-section__head .demand-section__title {
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
  font-size: 1.22rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.demand-popup.md-content .demand-trial__title,
.demand-popup .demand-trial__title {
  margin: 0 0 20px;
}

/* ---------- Hero ---------- */

.demand-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding: 34px 36px 36px;
  border-radius: var(--demand-radius);
  border: 1px solid var(--demand-border-strong);
  background:
    linear-gradient(140deg, rgba(30, 24, 68, 0.95) 0%, rgba(14, 14, 32, 0.92) 55%, rgba(10, 10, 24, 0.9) 100%);
}

.demand-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle at center, rgba(139, 92, 246, 0.20), transparent 62%);
  pointer-events: none;
}

.demand-hero::after {
  content: "";
  position: absolute;
  bottom: -60%;
  left: -10%;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle at center, rgba(56, 189, 248, 0.10), transparent 65%);
  pointer-events: none;
}

.demand-hero__content { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 12px; }

.demand-eyebrow {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(167, 139, 250, 0.32);
  background: rgba(139, 92, 246, 0.10);
  color: #ddd6fe;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}

.demand-hero__title {
  font-size: clamp(1.45rem, 2.2vw, 1.85rem);
  line-height: 1.2;
  font-weight: 700;
}

.demand-hero__lead {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
  max-width: 46ch;
}

.demand-hero__kpis {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.demand-kpi {
  display: block;
  padding: 18px 22px 20px 26px;
  border-radius: 14px;
  border: 1px solid var(--demand-border);
  border-left-width: 4px;
  border-left-style: solid;
  border-left-color: rgba(167, 139, 250, 0.45);
  background: rgba(12, 10, 26, 0.6);
  min-width: 0;
}

/* Один нейтральний акцент: «down» у даних часто означає добрий ефект (менше залишків) — без червоного */
.demand-kpi--up,
.demand-kpi--down,
.demand-kpi--neutral {
  border-left-color: rgba(196, 181, 253, 0.58);
}

.demand-kpi__label {
  display: block;
  font-size: 0.94rem;
  color: var(--muted);
  text-align: left;
  line-height: 1.5;
  min-width: 0;
}

/* ---------- Общий блок "секція" ---------- */

.demand-section { display: flex; flex-direction: column; gap: 24px; }

.demand-section__head {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

.demand-section__title {
  font-size: 1.2rem;
  font-weight: 600;
}

/* ---------- Features: 3 картки ---------- */

.demand-features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.demand-features > * {
  min-width: 0;
}

.demand-feature {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--demand-card-pad-y) var(--demand-card-pad-x) calc(var(--demand-card-pad-y) + 4px);
  border-radius: var(--demand-radius-sm);
  border: 1px solid var(--demand-border);
  background: var(--demand-surface);
  transition: border-color 160ms ease, transform 160ms ease, background-color 160ms ease;
  overflow-wrap: break-word;
}

.demand-feature:hover {
  border-color: rgba(167, 139, 250, 0.28);
  background: rgba(20, 18, 44, 0.78);
  transform: translateY(-1px);
}

.demand-feature__title {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
}

.demand-feature__desc {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
}

/* 4 картки в «Що показує модель» — 2×2 на широкому popup, без зміни 3-колонного лейауту для інших */
.demand-features.demand-features--cols-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ---------- Trial launch (опційний блок) ---------- */

.demand-section--trial {
  gap: 18px;
}

.demand-trial {
  padding: 28px 30px 32px;
  border-radius: var(--demand-radius);
  border: 1px solid var(--demand-border-strong);
  background: linear-gradient(145deg, rgba(22, 18, 48, 0.88) 0%, rgba(12, 12, 28, 0.92) 100%);
  position: relative;
  overflow: hidden;
}

.demand-trial::before {
  content: "";
  position: absolute;
  inset: -30% 40% auto -25%;
  height: 70%;
  background: radial-gradient(circle at 30% 0%, rgba(139, 92, 246, 0.14), transparent 62%);
  pointer-events: none;
}

.demand-trial__title {
  position: relative;
  z-index: 1;
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  letter-spacing: -0.01em;
}

.demand-trial__list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

/* Скидання відступів від глобального .md-content ul / li */
.demand-popup.md-content .demand-trial__list,
.demand-popup.md-content .demand-steps {
  margin: 0;
  padding-left: 0;
}

.demand-popup.md-content .demand-trial__list > li,
.demand-popup.md-content .demand-steps > li {
  margin: 0;
}

.demand-trial__list > * {
  min-width: 0;
}

.demand-trial__item {
  margin: 0;
  padding: 22px 26px 26px;
  border-radius: var(--demand-radius-sm);
  border: 1px solid var(--demand-border);
  background: rgba(14, 14, 30, 0.88);
  overflow-wrap: break-word;
}

.demand-trial__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--muted);
}

@media (max-width: 680px) {
  .demand-trial__list {
    grid-template-columns: 1fr;
  }
}

/* ---------- Results: переваги для бізнесу (картки по центру рядка) ---------- */

.demand-results {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 14px;
  width: 100%;
}

.demand-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex: 1 1 168px;
  max-width: 210px;
  min-width: 0;
  padding: 20px 20px 22px;
  border-radius: var(--demand-radius-sm);
  border: 1px solid var(--demand-border);
  border-top: 3px solid rgba(167, 139, 250, 0.45);
  background: var(--demand-surface);
  overflow-wrap: break-word;
  text-align: center;
}

.demand-result--up,
.demand-result--down,
.demand-result--neutral {
  border-top-color: rgba(196, 181, 253, 0.58);
}

.demand-result__label {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.5;
  text-align: center;
  width: 100%;
}

/* ---------- Steps: stepper ---------- */

.demand-steps {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.demand-steps > * {
  min-width: 0;
}

.demand-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: var(--demand-card-pad-y) var(--demand-card-pad-x) calc(var(--demand-card-pad-y) + 4px);
  border-radius: var(--demand-radius-sm);
  border: 1px solid var(--demand-border);
  background: var(--demand-surface);
  overflow-wrap: break-word;
}

.demand-step__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.58;
  color: var(--muted);
}

.demand-step__n {
  display: inline-block;
  min-width: 1.6em;
  margin-right: 0.35em;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: #c4b5fd;
}

.demand-step__main {
  display: inline;
}

/* ---------- CTA (фінальний блок у всіх demand-popup) — преміум акцент ---------- */

.demand-cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 32px 36px;
  align-items: center;
  padding: 34px 36px 36px;
  border-radius: var(--demand-radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(
      152deg,
      rgba(32, 26, 72, 0.88) 0%,
      rgba(16, 14, 36, 0.94) 42%,
      rgba(8, 9, 22, 0.97) 100%
    );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 0 0 1px rgba(167, 139, 250, 0.14),
    0 22px 48px rgba(0, 0, 0, 0.42),
    0 0 72px rgba(124, 58, 237, 0.14);
}

.demand-cta::before {
  content: "";
  position: absolute;
  top: -48%;
  right: -12%;
  width: min(420px, 90vw);
  height: min(420px, 90vw);
  background: radial-gradient(circle at center, rgba(139, 92, 246, 0.26), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.demand-cta::after {
  content: "";
  position: absolute;
  bottom: -55%;
  left: -18%;
  width: min(340px, 85vw);
  height: min(340px, 85vw);
  background: radial-gradient(circle at center, rgba(56, 189, 248, 0.12), transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.demand-cta > * {
  position: relative;
  z-index: 1;
}

.demand-cta__text {
  max-width: 36rem;
}

.demand-cta__title {
  font-size: clamp(1.12rem, 2.4vw, 1.32rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.22;
  margin: 0 0 10px;
  color: #f4f4ff;
  text-shadow: 0 1px 24px rgba(167, 139, 250, 0.12);
}

.demand-cta__title::before {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  border-radius: 999px;
  margin-bottom: 14px;
  background: linear-gradient(90deg, var(--demand-violet), var(--demand-blue));
  box-shadow: 0 0 18px rgba(167, 139, 250, 0.45);
}

.demand-cta__lead {
  margin: 0;
  color: rgba(216, 218, 236, 0.82);
  font-size: 0.94rem;
  line-height: 1.58;
  max-width: 34rem;
}

.demand-cta__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  align-items: stretch;
}

/* Висока специфічність (.demand-popup .demand-btn), щоб переважала над
   загальним правилом .md-content a { color; text-decoration: underline } */
.demand-popup .demand-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.015em;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

.demand-popup .demand-btn:hover,
.demand-popup .demand-btn:focus-visible {
  text-decoration: none;
}

.demand-popup .demand-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(14, 14, 30, 0.95), 0 0 0 4px rgba(167, 139, 250, 0.55);
}

.demand-popup .demand-btn--primary {
  color: #0a0a14;
  background: linear-gradient(125deg, #ddd6fe 0%, #a78bfa 38%, #60a5fa 78%, #7dd3fc 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 10px 36px rgba(124, 58, 237, 0.32),
    0 2px 0 rgba(0, 0, 0, 0.12);
}

.demand-popup .demand-btn--primary:hover {
  color: #07070f;
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.4),
    0 16px 44px rgba(124, 58, 237, 0.4),
    0 0 28px rgba(125, 211, 252, 0.18);
}

.demand-popup .demand-btn--ghost {
  color: rgba(244, 244, 255, 0.95);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.demand-popup .demand-btn--ghost:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(167, 139, 250, 0.38);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 24px rgba(167, 139, 250, 0.12);
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .demand-hero {
    grid-template-columns: 1fr;
    padding: 28px 26px 30px;
    gap: 22px;
  }

  .demand-features {
    grid-template-columns: 1fr;
  }

  .demand-features.demand-features--cols-4 {
    grid-template-columns: 1fr;
  }

  .demand-result {
    flex: 1 1 calc(50% - 12px);
    max-width: none;
  }

  .demand-steps {
    grid-template-columns: 1fr;
  }

  .demand-cta {
    grid-template-columns: 1fr;
    padding: 28px 26px 30px;
    gap: 24px;
  }
}

@media (max-width: 560px) {
  .ml-overlay__body--demand {
    padding: 10px 16px 22px;
  }

  .demand-popup {
    gap: 22px;
    --demand-card-pad-x: 18px;
    --demand-card-pad-y: 18px;
  }

  .demand-hero {
    padding: 24px 20px 26px;
  }

  .demand-hero__title {
    font-size: 1.35rem;
  }

  .demand-kpi {
    padding: 16px 18px 18px 22px;
  }

  .demand-result {
    flex: 1 1 100%;
    max-width: 28rem;
  }

  .demand-trial__item {
    padding: 20px 20px 22px;
  }

  .demand-cta {
    padding: 26px 22px 28px;
  }

  .demand-cta__actions {
    width: 100%;
  }

  .demand-popup .demand-btn {
    width: 100%;
    white-space: normal;
    text-align: center;
  }
}