/* Golos — golos.ossetic.ru */

:root {
  --color-burgundy: #6F1E1F;
  --color-burgundy-hover: #5A1819;
  --color-burgundy-light: #8B3A2E;
  --color-gold: #D4A556;
  --color-gold-light: #E8C07A;
  --color-bg: #FAF8F4;
  --color-bg-alt: #FBFAF7;
  --color-surface: #FFFFFF;
  --color-text: #1F2430;
  --color-muted: #6B7280;
  --color-border: #E8E4DC;
  --color-callout: #FDF6E8;

  --font: "Inter", system-ui, -apple-system, sans-serif;
  --max-width: 1120px;
  --header-height: 72px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(31, 36, 48, 0.06);
  --shadow-md: 0 8px 24px rgba(31, 36, 48, 0.08);
  --shadow-lg: 0 16px 48px rgba(111, 30, 31, 0.1);
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-burgundy-hover);
}

/* Layout */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
  scroll-margin-top: var(--header-height);
}

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

.section__header {
  margin-bottom: 48px;
}

.section__title {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section__lead {
  margin: 0;
  max-width: 640px;
  font-size: 1.0625rem;
  color: var(--color-muted);
}

.section__header--compact {
  margin-bottom: 0;
}

/* Header */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 228, 220, 0.6);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  text-decoration: none;
}

.header__logo:hover .header__logo-accent {
  color: var(--color-burgundy-hover);
}

.header__logo-mark {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
}

.header__logo-text {
  font-size: 0.9375rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.header__logo-accent {
  font-weight: 700;
  color: var(--color-burgundy);
  transition: color var(--transition);
}

.header__logo-domain {
  font-weight: 500;
  color: var(--color-muted);
}

@media (max-width: 767px) {
  .header__logo-domain {
    display: none;
  }
}

.header__nav {
  display: none;
  align-items: center;
  gap: 32px;
}

.header__nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
}

.header__nav a:hover {
  color: var(--color-burgundy);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  transition: background var(--transition);
}

.header__burger:hover {
  background: rgba(111, 30, 31, 0.06);
}

.header__burger span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.header__burger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__burger.is-open span:nth-child(2) {
  opacity: 0;
}

.header__burger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  padding: 16px 24px 24px;
  background: rgba(250, 248, 244, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 99;
}

.mobile-nav.is-open {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav a {
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.mobile-nav a:hover {
  background: rgba(111, 30, 31, 0.06);
  color: var(--color-burgundy);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn--primary {
  background: var(--color-burgundy);
  color: #fff;
  border-color: var(--color-burgundy);
}

.btn--primary:hover {
  background: var(--color-burgundy-hover);
  border-color: var(--color-burgundy-hover);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: transparent;
  color: var(--color-burgundy);
  border-color: var(--color-burgundy);
}

.btn--secondary:hover {
  background: var(--color-burgundy);
  color: #fff;
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.btn--sm {
  padding: 10px 18px;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.header .btn--primary {
  display: none;
}

/* Hero */

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

.hero__grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 8px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-burgundy);
  background: linear-gradient(135deg, rgba(212, 165, 86, 0.2), rgba(111, 30, 31, 0.08));
  border: 1px solid rgba(212, 165, 86, 0.35);
  border-radius: 100px;
}

.hero__title {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero__subtitle {
  margin: 0 0 16px;
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 600;
  color: var(--color-burgundy);
}

.hero__text {
  margin: 0 0 32px;
  max-width: 520px;
  font-size: 1.0625rem;
  color: var(--color-muted);
}

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

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(ellipse at center, rgba(212, 165, 86, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero__visual img {
  position: relative;
  width: 100%;
  max-width: 480px;
}

/* Cards */

.cards {
  display: grid;
  gap: 20px;
}

.cards--3 {
  grid-template-columns: 1fr;
}

.cards--2 {
  grid-template-columns: 1fr;
}

.card {
  padding: 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(111, 30, 31, 0.08), rgba(212, 165, 86, 0.12));
  color: var(--color-burgundy);
}

.card__title {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
}

.card__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

.card__title a:hover {
  color: var(--color-burgundy);
}

.section__lead a {
  font-weight: 500;
}

.card__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.55;
}

/* Requirement chips */

.chips {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.chips--2 {
  grid-template-columns: 1fr;
}

.chip {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.chip:hover {
  border-color: rgba(212, 165, 86, 0.5);
  box-shadow: var(--shadow-sm);
}

.chip__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(111, 30, 31, 0.06), rgba(212, 165, 86, 0.1));
  color: var(--color-burgundy);
}

.chip__text {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.45;
}

/* Callout */

.callout {
  margin-top: 32px;
  padding: 24px 28px;
  background: linear-gradient(135deg, var(--color-callout), rgba(212, 165, 86, 0.08));
  border: 1px solid rgba(212, 165, 86, 0.35);
  border-radius: var(--radius-lg);
}

.callout p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.55;
}

.callout--legal {
  background: var(--color-surface);
  border-color: var(--color-border);
}

.callout--legal p {
  color: var(--color-muted);
}

/* Steps list */

.steps {
  display: grid;
  gap: 16px;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.step:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.step__num {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-burgundy);
  background: linear-gradient(135deg, rgba(212, 165, 86, 0.25), rgba(111, 30, 31, 0.1));
  border-radius: 50%;
}

.step__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* Timeline */

.timeline {
  display: grid;
  gap: 0;
  position: relative;
}

.timeline__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  padding-bottom: 32px;
  position: relative;
  z-index: 1;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 40px;
  width: 2px;
  height: calc(100% - 20px);
  background: linear-gradient(
    to bottom,
    var(--color-gold) 0%,
    rgba(212, 165, 86, 0.55) 100%
  );
  z-index: 0;
}

.timeline__dot {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  color: var(--color-burgundy);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 4px var(--color-bg);
}

.timeline__content {
  padding-top: 6px;
}

.timeline__date {
  margin: 0 0 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.timeline__label {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 600;
}

/* Form section */

.form-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.form-wrapper iframe {
  display: block;
  width: 100%;
  height: 1100px;
  border: none;
}

.form-consent {
  margin: 12px 0 0;
  max-width: 640px;
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.55;
}

.form-consent a {
  color: var(--color-burgundy);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.contacts-box {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.contacts-box__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.contacts-box__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(111, 30, 31, 0.06), rgba(212, 165, 86, 0.1));
  color: var(--color-burgundy);
}

.contacts-box__text {
  margin: 0;
  padding-top: 6px;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--color-text);
}

.contacts-box__text a {
  color: var(--color-burgundy);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.contacts-box__text a:hover {
  text-decoration: underline;
}

.contacts-box__address {
  color: var(--color-muted);
}

.form-actions {
  margin-top: 20px;
  text-align: center;
}

.form-docs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 12px;
  margin-top: 24px;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.form-docs a {
  color: var(--color-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition);
}

.form-docs a:hover {
  color: var(--color-burgundy);
}

.form-docs span {
  color: var(--color-border);
}

/* Documents */

.doc-links {
  display: grid;
  gap: 12px;
}

.doc-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-weight: 500;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.doc-link:hover {
  border-color: var(--color-burgundy);
  background: rgba(111, 30, 31, 0.03);
  color: var(--color-burgundy);
  transform: translateX(4px);
}

.doc-link__icon {
  flex-shrink: 0;
  color: var(--color-burgundy);
}

/* Footer */

.footer {
  padding: 40px 0 48px;
  background: linear-gradient(180deg, #1a1e28 0%, var(--color-text) 100%);
  color: rgba(255, 255, 255, 0.7);
  border-top: 1px solid rgba(212, 165, 86, 0.2);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  width: fit-content;
}

.footer__logo:hover {
  color: var(--color-gold-light);
}

.footer__logo img {
  width: 36px;
  height: 36px;
  filter: brightness(0) invert(1);
  transition: opacity var(--transition);
}

.footer__logo:hover img {
  opacity: 0.85;
}

.footer__logo span {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.footer__telegram {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(212, 165, 86, 0.3);
  border-radius: 100px;
  transition: background var(--transition), border-color var(--transition);
}

.footer__telegram:hover {
  background: rgba(212, 165, 86, 0.12);
  border-color: rgba(212, 165, 86, 0.5);
  color: #fff;
}


/* Modal */

body.modal-open {
  overflow: hidden;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(31, 36, 48, 0.55);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  width: 100%;
  max-width: 720px;
  max-height: calc(100vh - 48px);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(16px);
  transition: transform var(--transition);
}

.modal.is-open .modal__dialog {
  transform: translateY(0);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.modal__close:hover {
  background: var(--color-border);
  color: var(--color-burgundy);
}

.modal__body {
  max-height: calc(100vh - 48px);
  padding: 32px 28px;
  overflow-y: auto;
}

.modal__body.doc-content h1 {
  padding-right: 40px;
}

@media (min-width: 768px) {
  .modal__body {
    padding: 40px 36px;
  }
}

/* Scroll to top */

.scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--color-burgundy);
  color: #fff;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition), box-shadow var(--transition);
}

.scroll-top.is-visible {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-burgundy-hover);
  box-shadow: var(--shadow-lg);
}

.scroll-top .icon {
  width: 22px;
  height: 22px;
}

/* Icon utility */

.icon {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.icon--sm {
  width: 18px;
  height: 18px;
}

.icon--lg {
  width: 24px;
  height: 24px;
}

/* Responsive */

@media (min-width: 640px) {
  .chips,
  .chips--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .section {
    padding: 100px 0;
  }

  .cards--3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }

  .hero {
    padding: 64px 0 100px;
  }

  .hero__visual {
    order: 1;
  }

  .hero__content {
    order: 0;
  }
}

@media (min-width: 1024px) {
  .header__nav {
    display: flex;
  }

  .header__burger {
    display: none;
  }

  .header .btn--primary {
    display: inline-flex;
  }

  .timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    padding-top: 4px;
  }

  .timeline--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .timeline::before {
    content: "";
    position: absolute;
    top: 24px;
    left: calc(12.5% + 20px);
    width: calc(75% - 40px);
    height: 2px;
    background: linear-gradient(
      to right,
      var(--color-gold) 0%,
      var(--color-gold) 75%,
      rgba(212, 165, 86, 0.45) 100%
    );
    z-index: 0;
  }

  .timeline--3::before {
    left: calc(16.666% + 20px);
    width: calc(66.666% - 40px);
  }

  .timeline__item {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-bottom: 0;
    text-align: center;
  }

  .timeline__item:not(:last-child)::after {
    display: none;
  }

  .timeline__dot {
    margin: 0 auto;
    box-shadow: 0 0 0 6px var(--color-bg);
  }

  .timeline__content {
    padding-top: 0;
  }
}