/* ——— CSS Variables ——— */
:root {
  --color-bg: #ffffff;
  --color-surface: #f8f9fa;
  --color-text: #111111;
  --color-text-muted: #5a5a5a;
  --color-border: #e5e7eb;
  --color-accent-start: #d4a054;
  --color-accent-end: #a8742a;
  --gradient-accent: linear-gradient(135deg, var(--color-accent-start) 0%, var(--color-accent-end) 100%);

  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Montserrat', 'Inter', system-ui, sans-serif;

  --container-max: 1200px;
  --container-padding: 1.25rem;
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --shadow: 0 1px 3px rgba(17, 17, 17, 0.04), 0 4px 12px rgba(17, 17, 17, 0.06);
  --shadow-lg: 0 8px 30px rgba(17, 17, 17, 0.08);

  --transition: 0.2s ease;
  --transition-slow: 0.35s ease;
}

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

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

button {
  font: inherit;
  cursor: pointer;
}

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

h1, h2, h3, h4, p, figure {
  margin: 0;
}

/* ——— Typography ——— */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
}

/* ——— Accessibility ——— */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.5rem 1rem;
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-sm);
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

/* ——— Layout ——— */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.section-header {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 3rem;
}

.section-header--left {
  margin-inline: 0;
  text-align: left;
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--accent {
  background: var(--gradient-accent);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(168, 116, 42, 0.25);
}

.btn--accent:hover {
  box-shadow: 0 6px 18px rgba(168, 116, 42, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

.btn--small {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
}

/* ——— Badges ——— */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
}

.badge--accent {
  background: var(--gradient-accent);
  color: #fff;
  border-color: transparent;
}

.badge--outline {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

/* ——— Header ——— */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 1rem;
}

.logo__img {
  height: 40px;
  width: auto;
}

.nav__list {
  display: flex;
  gap: 1.75rem;
}

.nav__list a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
}

.nav__list a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  transition: width var(--transition);
}

.nav__list a:hover::after,
.nav__list a:focus::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.5rem;
}

.nav__burger,
.nav__burger::before,
.nav__burger::after {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__burger {
  position: relative;
}

.nav__burger::before,
.nav__burger::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav__burger::before { top: -6px; }
.nav__burger::after { top: 6px; }

.nav__toggle[aria-expanded="true"] .nav__burger {
  background: transparent;
}

.nav__toggle[aria-expanded="true"] .nav__burger::before {
  transform: translateY(6px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__burger::after {
  transform: translateY(-6px) rotate(-45deg);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switcher {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.lang-switcher__btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  background: var(--color-bg);
  border: none;
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}

.lang-switcher__btn.is-active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.lang-switcher__btn:hover:not(.is-active) {
  background: var(--color-surface);
  color: var(--color-text);
}

/* ——— Hero ——— */
.hero {
  padding-block: 4rem 5rem;
  overflow: hidden;
}

.hero__top {
  max-width: 820px;
  margin-bottom: 3rem;
}

.hero__top h1 {
  margin-bottom: 1.25rem;
}

.hero__subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.metric-card {
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.metric-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.metric-card__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.25rem;
}

.metric-card__label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ——— Ecosystem ——— */
.ecosystem {
  padding-block: 5rem;
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.ecosystem__chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.ecosystem__node {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  font-weight: 600;
  box-shadow: var(--shadow);
}

.ecosystem__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.ecosystem__arrow {
  font-size: 1.25rem;
  color: var(--color-accent-end);
  font-weight: 700;
}

.ecosystem__thesis {
  text-align: center;
  font-size: 1.125rem;
  font-weight: 600;
  max-width: 640px;
  margin-inline: auto;
}

/* ——— Services / Bento ——— */
.services {
  padding-block: 5rem;
}

.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.bento__card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.bento__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.bento__card--large {
  grid-column: span 2;
}

.bento__card--wide {
  grid-column: span 3;
}

.bento__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.25rem;
}

.bento__head h3 {
  flex: 1 1 auto;
  min-width: 0;
}

.bento__head .badge {
  flex-shrink: 0;
  white-space: nowrap;
}

.bento__card h3 {
  font-weight: 700;
}

.bento__card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.service-list {
  list-style: disc;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.service-list li + li {
  margin-top: 0.75rem;
}

/* ——— Cases ——— */
.cases {
  padding-block: 5rem;
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.case-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.case-card__region {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.case-card__lead {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.case-card__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.case-card__table th,
.case-card__table td {
  padding: 0.5rem 0;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.case-card__table th {
  font-weight: 500;
  color: var(--color-text-muted);
  width: 55%;
}

.case-card__table td {
  font-weight: 600;
}

.case-card__link {
  display: inline-flex;
  margin-top: auto;
  padding-top: 0.5rem;
  font-weight: 600;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.case-card__link:hover {
  opacity: 0.85;
}

/* ——— Process ——— */
.process {
  padding-block: 5rem;
}

.process__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  counter-reset: process;
}

.process__step {
  position: relative;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.process__step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.process__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-accent-end);
  margin-bottom: 1rem;
}

.process__step h3 {
  margin-bottom: 0.5rem;
}

.process__step p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* ——— Pricing ——— */
.pricing {
  padding-block: 5rem;
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.pricing-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.pricing-card--featured {
  border-color: var(--color-accent-start);
  box-shadow: 0 0 0 1px var(--color-accent-start), var(--shadow);
}

.pricing-card h3 {
  margin-bottom: 0.25rem;
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pricing-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.pricing-card .btn {
  margin-top: auto;
}

/* ——— FAQ ——— */
.faq {
  padding-block: 5rem;
}

.faq__list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq__item[open] {
  box-shadow: var(--shadow);
}

.faq__item summary {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.faq__item summary::after {
  content: '+';
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-accent-end);
  transition: transform var(--transition);
}

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

.faq__item p {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ——— Lead / Quiz ——— */
.lead {
  padding-block: 5rem;
  border-top: 1px solid var(--color-border);
}

.lead__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.lead__info {
  position: sticky;
  top: 6rem;
}

.lead__expert {
  margin-top: 2rem;
}

.lead__photo {
  width: 100%;
  max-width: 280px;
  height: auto;
  aspect-ratio: 7 / 9;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  margin-bottom: 0.75rem;
}

.lead__expert figcaption {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  max-width: 280px;
}

.quiz {
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.quiz__step {
  display: none;
}

.quiz__step--active {
  display: block;
  animation: fadeIn 0.35s ease;
}

.quiz__question {
  margin-bottom: 1.25rem;
}

.quiz__options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.quiz__chip {
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 9999px;
  background: var(--color-bg);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.quiz__chip.is-selected {
  background: var(--gradient-accent);
  color: #fff;
  border-color: transparent;
}

.quiz__chip:hover:not(.is-selected) {
  border-color: var(--color-text);
}

.quiz__fields {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.quiz__field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  font-size: 0.9375rem;
  font-weight: 500;
}

.quiz__field input {
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.quiz__field input:focus {
  outline: none;
  border-color: var(--color-accent-start);
  box-shadow: 0 0 0 3px rgba(212, 160, 84, 0.12);
}

.quiz__consent {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.quiz__consent input {
  margin-top: 0.25rem;
  accent-color: var(--color-accent-end);
  width: 1rem;
  height: 1rem;
}

.quiz__nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.quiz__status {
  min-height: 1.5rem;
  margin-top: 1rem;
  font-size: 0.9375rem;
  color: var(--color-accent-end);
  font-weight: 500;
}

/* ——— Footer ——— */
.footer {
  padding-block: 3rem 1.5rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer__logo {
  height: 35px;
  width: auto;
  margin-bottom: 1rem;
}

.footer__slogan {
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer__address {
  font-style: normal;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer__nav a,
.footer__messengers a {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  transition: color var(--transition);
}

.footer__nav a:hover,
.footer__messengers a:hover {
  color: var(--color-text);
}

.footer__contacts p {
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.footer__nav ul,
.footer__messengers {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__copy {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* ——— Cookie banner ——— */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--color-border);
  padding-block: 1rem;
  box-shadow: var(--shadow-lg);
}

.cookie-banner__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cookie-banner p {
  max-width: 640px;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.cookie-banner__actions {
  display: flex;
  gap: 0.75rem;
}

/* ——— Animations ——— */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ——— Responsive ——— */
@media (max-width: 1023px) {
  .hero__metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .bento,
  .cases__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .bento__card--large,
  .bento__card--wide {
    grid-column: span 2;
  }

  .process__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lead__grid {
    grid-template-columns: 1fr;
  }

  .lead__info {
    position: static;
  }
}

@media (max-width: 767px) {
  :root {
    --container-padding: 1rem;
  }

  .header__inner {
    height: 3.5rem;
  }

  .nav__toggle {
    display: inline-flex;
    order: 2;
  }

  .nav {
    order: 3;
    position: static;
  }

  .nav__list {
    position: fixed;
    inset: 3.5rem 0 auto 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
  }

  .nav__list.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__list a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .header__actions {
    margin-left: auto;
  }

  .header__actions .btn {
    display: none;
  }

  .hero {
    padding-block: 2.5rem 3rem;
  }

  .hero__metrics {
    grid-template-columns: 1fr;
  }

  .metric-card--wide {
    grid-column: span 1;
  }

  .bento,
  .cases__grid,
  .process__list,
  .pricing__grid {
    grid-template-columns: 1fr;
  }

  .bento__card--large,
  .bento__card--wide {
    grid-column: span 1;
  }

  .ecosystem__chain {
    flex-direction: column;
    align-items: stretch;
  }

  .ecosystem__arrow {
    text-align: center;
    transform: rotate(90deg);
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .quiz {
    padding: 1.25rem;
  }

  .quiz__options {
    flex-direction: column;
  }

  .quiz__chip {
    width: 100%;
    text-align: center;
  }
}