/* ============================================================
   Переменные
   ============================================================ */
:root {
  --color-primary:      #1A2B4A;
  --color-primary-dark: #111d33;
  --color-accent:       #F5821F;
  --color-accent-dark:  #d96d0e;
  --color-bg:           #F4F6F9;
  --color-bg-alt:       #EEF1F6;
  --color-text:         #2C3E50;
  --color-text-muted:   #6B7A8D;
  --color-white:        #FFFFFF;
  --color-border:       #D8DDE6;

  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  --shadow-sm:  0 1px 3px rgba(26,43,74,.08), 0 1px 2px rgba(26,43,74,.06);
  --shadow-md:  0 4px 12px rgba(26,43,74,.12), 0 2px 6px rgba(26,43,74,.08);
  --shadow-lg:  0 10px 30px rgba(26,43,74,.15);

  --transition: 200ms ease;

  --container-max: 1200px;
  --container-pad: clamp(1rem, 4vw, 2rem);
}

/* ============================================================
   Сброс и базовые стили
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-dark);
}

/* ============================================================
   Типографика
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.125rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

code, pre {
  font-family: var(--font-mono);
  font-size: 0.875em;
}

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

/* ============================================================
   Логотип (HTML)
   ============================================================ */
.logo-html {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  line-height: 1;
  user-select: none;
}

.logo-html__play {
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 9px 0 9px 16px;
  border-color: transparent transparent transparent var(--color-accent);
  flex-shrink: 0;
  margin-top: 1px;
}

.logo-html__text {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -.03em;
  color: var(--color-primary);
  white-space: nowrap;
}

.logo-html__text em {
  font-style: normal;
  color: var(--color-accent);
}

/* Инвертированная версия для тёмного фона (футер) */
.logo-html--light .logo-html__play {
  border-color: transparent transparent transparent var(--color-accent);
}

.logo-html--light .logo-html__text {
  color: var(--color-white);
}

.logo-html--light .logo-html__text em {
  color: var(--color-accent);
}

/* ============================================================
   Кнопки
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

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

.btn-outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ============================================================
   Хедер
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 68px;
}

.site-header__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.site-header__logo img,
.site-header__logo svg {
  height: 36px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.site-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: .9375rem;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.site-header__cta {
  flex-shrink: 0;
}

/* Мобильное меню */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: 1rem 0;
  }

  .site-nav.open { display: flex; }

  .site-nav li { width: 100%; }

  .site-nav a {
    display: block;
    padding: .75rem var(--container-pad);
    border-bottom: none;
  }

  .site-header__cta { display: none; }
}

/* ============================================================
   Hero-секция
   ============================================================ */
.hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding: clamp(4rem, 10vw, 7rem) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 70% 50%, rgba(245,130,31,.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__content { position: relative; }

.hero__eyebrow {
  display: inline-block;
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero__title {
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 2rem;
  max-width: 520px;
}

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

.hero__image {
  display: flex;
  justify-content: center;
}

.hero__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-height: 420px;
  object-fit: cover;
}

@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero__image { display: none; }
}

/* ============================================================
   Секции
   ============================================================ */
.section {
  padding: clamp(3rem, 7vw, 5rem) 0;
}

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

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__label {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: .5rem;
}

.section__title {
  margin-bottom: .75rem;
}

.section__subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
}

/* ============================================================
   Карточки
   ============================================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__icon {
  width: 48px;
  height: 48px;
  background: rgba(245,130,31,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.card__tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-accent);
  background: rgba(245,130,31,.1);
  padding: .25rem .625rem;
  border-radius: var(--radius-sm);
  margin-bottom: .75rem;
}

.card__title {
  font-size: 1.125rem;
  margin-bottom: .5rem;
}

.card__text {
  color: var(--color-text-muted);
  font-size: .9375rem;
  margin-bottom: 1rem;
}

.card__link {
  font-weight: 600;
  font-size: .9375rem;
  display: inline-flex;
  align-items: center;
  gap: .375rem;
}

.card__link::after {
  content: '→';
  transition: transform var(--transition);
}

.card__link:hover::after {
  transform: translateX(4px);
}

/* ============================================================
   CTA-блок
   ============================================================ */
.cta-block {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 3rem);
  text-align: center;
}

.cta-block__title {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-block__text {
  color: rgba(255,255,255,.75);
  font-size: 1.0625rem;
  margin-bottom: 2rem;
}

.cta-block__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   Футер
   ============================================================ */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.65);
  padding: 3rem 0 1.5rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.site-footer__brand .logo { margin-bottom: 1rem; }

.site-footer__tagline {
  font-size: .9375rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.site-footer__heading {
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.site-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.site-footer__links a {
  color: rgba(255,255,255,.65);
  font-size: .9375rem;
  transition: color var(--transition);
}

.site-footer__links a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .875rem;
}

@media (max-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .site-footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Формы
   ============================================================ */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: .9375rem;
  margin-bottom: .375rem;
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(245,130,31,.15);
}

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

/* ============================================================
   Теги / фильтры
   ============================================================ */
.filter-bar {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: .375rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text-muted);
  font-size: .875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(245,130,31,.06);
}

/* ============================================================
   Хлебные крошки
   ============================================================ */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

.breadcrumbs a:hover {
  color: var(--color-accent);
}

.breadcrumbs__sep {
  color: var(--color-border);
}

/* ============================================================
   Команда
   ============================================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}

.team-card {
  text-align: center;
}

.team-card__photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  border: 3px solid var(--color-border);
}

.team-card__photo-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto 1rem;
  border: 3px solid var(--color-border);
}

.team-card__name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .25rem;
}

.team-card__role {
  font-size: .875rem;
  color: var(--color-text-muted);
}

/* ============================================================
   Тарифы
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.pricing-card--featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.pricing-card__name {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-text-muted);
  margin-bottom: .75rem;
}

.pricing-card__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .625rem;
  margin-bottom: 1.75rem;
}

.pricing-card__features li::before {
  content: '✓ ';
  color: var(--color-accent);
  font-weight: 700;
}

/* ============================================================
   Утилиты
   ============================================================ */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }

.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.rich-text h2,
.rich-text h3 { margin-top: 1.75rem; margin-bottom: .75rem; }
.rich-text ul,
.rich-text ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.rich-text li { margin-bottom: .375rem; }
.rich-text a { color: var(--color-accent); }
.rich-text blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: 1rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin: 1.5rem 0;
}