/**
 * HellSpin — Глобальные стили
 */

body {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  overflow-x: hidden;
  max-width: 100vw;
}

/* === Защита от горизонтального переполнения текста === */
h1,
h2,
h3,
h4,
h5,
h6,
p,
li,
blockquote,
figcaption {
  max-width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  box-sizing: border-box;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

main {
  display: block;
}

/* === Skip link === */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 1000;
  background: var(--color-heading-gold);
  color: var(--color-text-on-btn);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-card);
  font-weight: var(--font-weight-semibold);
  transition: top var(--transition-base);
}

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

/* === Focus visible === */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-heading-gold);
  outline-offset: 2px;
}

/* === Заголовки === */
h1 {
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-heading-gold);
  line-height: 1.2;
}

h2 {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-bold);
  color: var(--color-heading-gold);
  line-height: 1.25;
}

h3 {
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  line-height: 1.3;
}

p {
  color: var(--color-text-primary);
}

p + p {
  margin-top: var(--paragraph-gap);
}

h2 + * {
  margin-top: var(--h2-text-gap);
}

h3 + * {
  margin-top: var(--h3-text-gap);
}

/* === Секции === */
.section {
  padding-block: var(--section-gap);
}

.section--tight {
  padding-block-start: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

.section__intro {
  max-width: none;
}

.section__table {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.section__heading-over-table {
  margin-top: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  margin-bottom: var(--h2-text-gap);
}

.section__heading-over-slider {
  margin-bottom: var(--h2-text-gap);
}

/* === Ссылки в тексте === */
main a:not([class]) {
  color: var(--color-heading-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

main a:not([class]):hover {
  color: var(--color-white);
}

/* === Кнопки === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-pill);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

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

.btn--accent {
  background: var(--gradient-btn-accent);
  color: var(--color-white);
  box-shadow: 0 8px 24px rgba(239, 52, 56, 0.35);
}

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-btn-secondary-border);
}

.btn--gold {
  background: var(--color-accent-light);
  color: var(--color-text-on-btn);
}

.btn--block {
  width: 100%;
}

/* === Карточки === */
.card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  padding: var(--card-padding);
}

/* === Таблицы характеристик === */
.data-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
  border-radius: var(--radius-card);
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.data-table {
  width: 100%;
  min-width: 100%;
  table-layout: auto;
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.data-table caption {
  text-align: left;
  color: var(--color-heading-gold);
  font-weight: var(--font-weight-semibold);
  padding: 0.75rem 1rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.5rem 0.625rem;
  border-bottom: 1px solid rgba(212, 197, 177, 0.12);
  font-size: var(--font-size-small);
  color: var(--color-text-primary);
  white-space: normal;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

@media (min-width: 30em) {
  .data-table th,
  .data-table td {
    padding: 0.85rem 1.1rem;
  }
}

.data-table th {
  color: var(--color-heading-gold);
  font-weight: var(--font-weight-semibold);
  background-color: rgba(255, 211, 42, 0.06);
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* === Списки === */
.list {
  display: grid;
  gap: 0.6rem;
}

.list__item {
  position: relative;
  padding-left: 1.4rem;
  color: var(--color-text-primary);
}

.list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-heading-gold);
}

.list--steps {
  counter-reset: step;
}

.list--steps .list__item {
  padding-left: 2rem;
}

.list--steps .list__item::before {
  content: counter(step);
  counter-increment: step;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--color-heading-gold);
  color: var(--color-text-on-btn);
  font-size: 0.7rem;
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  top: 0;
}

/* === Breadcrumb === */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--font-size-small);
  color: var(--color-text-primary);
}

.breadcrumb a {
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-heading-gold);
}

.breadcrumb__sep {
  color: var(--color-accent-light);
}

.breadcrumb__current {
  color: var(--color-heading-gold);
}

/* === Утилиты === */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.no-scroll {
  overflow: hidden;
}

/* === Fade-in при скролле (см. js/animations.js) === */
.js-animate {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

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

.cta-row {
  display: flex;
  justify-content: center;
  margin-top: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0s;
    --transition-base: 0s;
  }

  html {
    scroll-behavior: auto;
  }
}

@media (min-width: 30em) {
  :root {
    --container-padding: 2rem;
  }
}

@media (min-width: 64em) {
  :root {
    --container-padding: 2.5rem;
  }
}