/* ===============================
   GLOBAL BASE / VARIABLES
   =============================== */

@font-face {
  font-family: "IGDisplay";
  src: url("../fonts/SpaceGrotesk-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IGSans";
  src: url("../fonts/Inter-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IGSans";
  src: url("../fonts/Inter-Medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Dark ice palette */
  --ig-bg-deep: #020712;
  --ig-bg-layer: #071120;
  --ig-bg-card: #0f1b30;

  --ig-text-main: #f5faff;
  --ig-text-soft: #a4b1c9;
  --ig-text-muted: #6f7ea1;

  --ig-accent-cyan: #47d3ff;
  --ig-accent-cyan-soft: rgba(71, 211, 255, 0.18);
  --ig-accent-amber: #ffb34d;
  --ig-accent-amber-soft: rgba(255, 179, 77, 0.22);
  --ig-accent-green: #7bff8b;

  --ig-border-soft: #263652;
  --ig-border-strong: #4e6a96;

  --ig-shadow-soft: 0 22px 80px rgba(0, 0, 0, 0.7);

  --ig-radius-lg: 26px;
  --ig-radius-xl: 38px;
  --ig-radius-pill: 999px;

  --ig-header-height: 80px;

  --ig-transition-fast: 0.18s ease-out;
  --ig-transition-med: 0.28s ease-out;
}

/* ===============================
   GLOBAL ELEMENTS
   =============================== */

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

html {
  scroll-behavior: smooth;
}

body.ig-body {
  margin: 0;
  min-height: 100vh;
  font-family: "IGSans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ig-text-main);
  background:
    radial-gradient(circle at 0 0, rgba(71, 211, 255, 0.25), transparent 55%),
    radial-gradient(circle at 100% 0, rgba(255, 179, 77, 0.18), transparent 60%),
    radial-gradient(circle at 50% 80%, #051025, #020712);
}

/* Accessible hidden heading */

.ig-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  border: 0;
}

.ig-main {
  padding-top: var(--ig-header-height);
}

/* Shell */

.ig-shell {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (max-width: 768px) {
  .ig-shell {
    padding: 0 1.25rem;
  }
}

@media (max-width: 480px) {
  .ig-shell {
    padding: 0 1rem;
  }
}

/* Sections */

.ig-section {
  position: relative;
  padding: 4.5rem 0;
}

/* ===============================
   HEADER
   =============================== */

.ig-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 40;
  height: var(--ig-header-height);
  display: flex;
  align-items: center;
  background: radial-gradient(circle at 0 0, #08152b, #020712);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(26, 52, 86, 0.9);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7);
  transition: height var(--ig-transition-med), background var(--ig-transition-med),
    border-color var(--ig-transition-med), box-shadow var(--ig-transition-med);
}

.ig-header--scrolled {
  height: 68px;
  background: radial-gradient(circle at 100% 0, #09172f, #020712);
  border-bottom-color: rgba(73, 116, 170, 0.9);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85);
}

.ig-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */

.ig-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.18rem 0.4rem;
  border-radius: 999px;
  text-decoration: none;
  background: radial-gradient(circle at 0 0, rgba(71, 211, 255, 0.16), transparent 70%);
}

.ig-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 18px;
  background:
    radial-gradient(circle at 20% 0, #ffffff, #47d3ff 70%, #0c2747 100%);
  color: #020712;
  font-family: "IGDisplay", system-ui, sans-serif;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  box-shadow:
    0 0 12px rgba(71, 211, 255, 0.75),
    0 0 0 2px rgba(11, 38, 70, 0.8);
}

.ig-logo-text {
  font-family: "IGDisplay", system-ui, sans-serif;
  font-size: 0.96rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ig-text-main);
}

/* Nav */

.ig-nav {
  display: block;
}

.ig-nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.ig-nav-link {
  position: relative;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--ig-text-soft);
  padding-bottom: 0.2rem;
  transition: color var(--ig-transition-fast);
}

.ig-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ig-accent-cyan), var(--ig-accent-amber));
  border-radius: 999px;
  box-shadow: 0 0 12px rgba(71, 211, 255, 0.8);
  transition: width var(--ig-transition-med);
}

.ig-nav-link:hover {
  color: var(--ig-text-main);
}

.ig-nav-link:hover::after {
  width: 100%;
}

.ig-nav-link--active {
  color: var(--ig-text-main);
  font-weight: 500;
}

.ig-nav-link--active::after {
  width: 42%;
}

/* Header CTAs & burger */

.ig-header-cta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.ig-header-link {
  font-size: 0.88rem;
  text-decoration: none;
  color: var(--ig-text-main);
  padding: 0.5rem 1.1rem;
  border-radius: var(--ig-radius-pill);
  border: 1px solid rgba(141, 180, 226, 0.7);
  background: radial-gradient(circle at 0 0, #122238, #0f1b30);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.85);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  transition:
    background var(--ig-transition-fast),
    box-shadow var(--ig-transition-fast),
    transform var(--ig-transition-fast),
    border-color var(--ig-transition-fast);
}

.ig-header-link:hover {
  transform: translateY(-1px);
  background: radial-gradient(circle at 20% 0, #1a314e, #15233c);
  border-color: rgba(255, 179, 77, 0.8);
  box-shadow:
    0 8px 26px rgba(0, 0, 0, 0.9),
    0 0 16px rgba(255, 179, 77, 0.6);
}

/* Burger button */

.ig-header-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(92, 129, 175, 0.9);
  background: radial-gradient(circle at 0 0, #17253d, #050c19);
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
  transition:
    box-shadow var(--ig-transition-fast),
    transform var(--ig-transition-fast),
    background var(--ig-transition-fast),
    border-color var(--ig-transition-fast);
}

.ig-header-toggle:hover {
  transform: translateY(-1px);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.95),
    0 0 16px rgba(71, 211, 255, 0.6);
  border-color: rgba(71, 211, 255, 0.9);
}

.ig-header-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--ig-accent-cyan), var(--ig-accent-amber));
  box-shadow: 0 0 8px rgba(71, 211, 255, 0.7);
  transition:
    transform var(--ig-transition-fast),
    opacity var(--ig-transition-fast),
    width var(--ig-transition-fast);
}

.ig-header-toggle.is-open .ig-header-toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(42deg);
  width: 20px;
}

.ig-header-toggle.is-open .ig-header-toggle-bar:nth-child(2) {
  opacity: 0;
}

.ig-header-toggle.is-open .ig-header-toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-42deg);
  width: 20px;
}

/* Mobile overlay nav */

.ig-header-overlay {
  position: fixed;
  inset-inline: 0;
  top: var(--ig-header-height);
  bottom: 0;
  background:
    radial-gradient(circle at 0 0, #07172b, #020713),
    radial-gradient(circle at 100% 0, rgba(71, 211, 255, 0.12), transparent 65%);
  display: none;
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity var(--ig-transition-med),
    transform var(--ig-transition-med);
  z-index: 35;
}

.ig-header-overlay.is-open {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.ig-header-overlay-nav {
  height: 100%;
}

.ig-header-overlay-list {
  list-style: none;
  padding: 1.8rem 1.6rem;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ig-header-overlay-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.85rem 0.85rem;
  border-radius: 18px;
  text-decoration: none;
  font-size: 0.98rem;
  color: var(--ig-text-main);
  background: radial-gradient(circle at 0 0, #152338, #050913);
  border: 1px solid rgba(86, 126, 176, 0.95);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.95),
    0 0 16px rgba(71, 211, 255, 0.4);
}

/* ===============================
   BUTTONS
   =============================== */

.ig-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.9rem 1.4rem;
  border-radius: var(--ig-radius-pill);
  font-size: 0.95rem;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  transition:
    background var(--ig-transition-med),
    color var(--ig-transition-med),
    transform var(--ig-transition-fast),
    box-shadow var(--ig-transition-med),
    border-color var(--ig-transition-med);
}

.ig-btn--primary {
  background: radial-gradient(circle at 0 0, #fffbf3, var(--ig-accent-amber));
  color: #221305;
  border-color: rgba(255, 179, 77, 0.85);
  box-shadow:
    0 12px 36px rgba(0, 0, 0, 0.9),
    0 0 26px rgba(255, 179, 77, 0.75);
  font-weight: 500;
}

.ig-btn--primary:hover {
  transform: translateY(-1px);
  background: radial-gradient(circle at 15% 0, #fff3df, #ffc470);
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.95),
    0 0 36px rgba(255, 179, 77, 0.9);
}

.ig-btn--ghost {
  background: radial-gradient(circle at 0 0, #07142a, #0b1a32);
  color: var(--ig-text-main);
  border-color: rgba(71, 211, 255, 0.8);
  box-shadow:
    0 10px 32px rgba(0, 0, 0, 0.9),
    0 0 20px rgba(71, 211, 255, 0.5);
}

.ig-btn--ghost:hover {
  transform: translateY(-1px);
  background: radial-gradient(circle at 15% 0, #091c37, #0e223c);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.96),
    0 0 30px rgba(71, 211, 255, 0.9);
}

/* ===============================
   FOOTER
   =============================== */

.ig-footer {
  margin-top: 3rem;
  background: radial-gradient(circle at 0 0, #07152c, #020712);
  border-top: 1px solid rgba(54, 88, 133, 0.9);
  box-shadow: 0 -14px 40px rgba(0, 0, 0, 0.9);
}

.ig-footer-inner {
  padding: 2.8rem 0 1.9rem;
}

.ig-footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.ig-logo-mark--footer {
  box-shadow:
    0 0 14px rgba(71, 211, 255, 0.9),
    0 0 0 2px rgba(6, 24, 48, 0.9);
}

.ig-logo-text--footer {
  font-size: 0.94rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.ig-footer-tagline {
  max-width: 430px;
  margin: 0 0 1.7rem;
  font-size: 0.9rem;
  color: var(--ig-text-soft);
}

.ig-footer-columns {
  display: flex;
  flex-wrap: wrap;
  gap: 2.6rem;
  margin-bottom: 1.9rem;
}

.ig-footer-col {
  min-width: 200px;
  flex: 1;
}

.ig-footer-title {
  margin: 0 0 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ig-text-main);
}

.ig-footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.ig-footer-link {
  text-decoration: none;
  font-size: 0.88rem;
  color: var(--ig-text-soft);
  transition:
    color var(--ig-transition-fast),
    transform var(--ig-transition-fast);
}

.ig-footer-link:hover {
  color: var(--ig-accent-cyan);
  transform: translateX(3px);
}

.ig-footer-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px dashed rgba(99, 134, 184, 0.9);
  font-size: 0.84rem;
  color: var(--ig-text-muted);
  background: radial-gradient(circle at 0 0, #0b182c, #050913);
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.85);
}

.ig-footer-bottom {
  border-top: 1px solid rgba(37, 62, 97, 0.9);
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.ig-footer-copy {
  margin: 0;
  font-size: 0.8rem;
  color: var(--ig-text-muted);
}

/* ===============================
   GLOBAL IMAGES
   =============================== */

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

/* Ограничение ширины для всех картинок сайта */
.ig-image,
.ig-hero-image {
  max-width: 350px;
}

/* ===============================
   REVEAL ANIMATION (IntersectionObserver)
   =============================== */

.js-ig-reveal {
  opacity: 0;
  transform: translateY(32px) scale(0.98);
  transition:
    opacity 0.5s ease-out,
    transform 0.7s cubic-bezier(0.16, 0.84, 0.39, 1.1);
}

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

/* ===============================
   RESPONSIVE
   =============================== */

@media (max-width: 960px) {
  .ig-nav {
    display: none;
  }

  .ig-header-toggle {
    display: inline-flex;
  }

  .ig-header-cta {
    gap: 0.6rem;
  }
}

@media (max-width: 768px) {
  .ig-section {
    padding: 3.3rem 0;
  }

  .ig-footer-columns {
    flex-direction: column;
  }

  .ig-footer-inner {
    padding: 2.4rem 0 1.7rem;
  }
}

@media (max-width: 480px) {
  .ig-header-link {
    display: none;
  }

  .ig-footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}
body.ig-body {
  margin: 0;
  min-height: 100vh;
  font-family: "IGSans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ig-text-main);
  background:
    radial-gradient(circle at 0 0, rgba(71, 211, 255, 0.25), transparent 55%),
    radial-gradient(circle at 100% 0, rgba(255, 179, 77, 0.18), transparent 60%),
    radial-gradient(circle at 50% 80%, #051025, #020712);
  /* важное — режем горизонтальный скролл */
  overflow-x: hidden;
}
@media (max-width: 768px) {
  .ig-section {
    padding: 3.3rem 0;
  }

  .ig-footer-columns {
    flex-direction: column;
  }

  /* даём горизонтальный отступ в футере на мобиле */
  .ig-footer-inner {
    padding: 2.4rem 1.25rem 1.8rem;
  }
}

@media (max-width: 480px) {
  .ig-header-link {
    display: none;
  }

  .ig-footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}
/* ===== Global image guard for IceGrid ===== */

/* Все контент-картинки проекта */
.ig-image {
  display: block;
  width: 100%;
  max-width: 350px !important; /* твой лимит по ширине */
  height: auto;
}

/* Любые img внутри секций — не шире контейнера */
.ig-section img {
  max-width: 100%;
  height: auto;
}

/* Карточки с медиа — не даём контенту вылезать наружу */
.ig-section figure,
.ig-section .ig-media,
.ig-section .igg-lanes-media,
.ig-section .igg-signals-media,
.ig-section .igg-weather-media,
.ig-section .igg-gridpath-media,
.ig-section .igg-spacing-media,
.ig-section .igg-sonar-media,
.ig-section .igg-emergency-media,
.ig-section .igg-roles-media,
.ig-section .igg-pace-media,
.ig-section .igg-family-media,
.ig-section .igg-comfort-media,
.ig-section .igg-notes-layout,
.ig-section .igg-overview-media,
.ig-section .igg-wrapup-media {
  overflow: hidden;
}

/* На всякий случай убираем горизонтальный скролл на контенте */
.ig-main,
.ig-section {
  overflow-x: hidden;
}
/* =========================================
   NEXT LINKS (used on kits & guides pages)
   ========================================= */

.igk-next-links,
.igg-wrapup-links {
  margin-top: 1.4rem;
  display: grid;
  gap: 0.6rem;
}

/* Общий вид ссылки-кнопки */
.ig-next-link {
  position: relative;
  display: block;
  padding: 0.65rem 0.9rem 0.75rem;
  border-radius: 999px;
  background:
    radial-gradient(circle at 0 0, rgba(71, 211, 255, 0.16), transparent 60%),
    linear-gradient(145deg, #050c19, #050913);
  border: 1px solid rgba(71, 211, 255, 0.5);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.9);
  text-decoration: none;
  color: var(--ig-text-main);
  overflow: hidden; /* чтобы подсветка не вылезала за пилюлю */
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.22s ease,
    background 0.25s ease;
}

.ig-next-link:visited {
  color: var(--ig-text-main);
}

.ig-next-link::after {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(
    circle at 0 0,
    rgba(71, 211, 255, 0.35),
    transparent 65%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

/* Текст внутри ссылки: заголовок + подпись на новой строке */
.ig-next-link-label {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ig-text-main);
}

.ig-next-link-note {
  display: block;
  margin-top: 0.1rem;
  font-size: 0.86rem;
  color: var(--ig-text-soft);
}

/* Hover/active эффекты */
.ig-next-link:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 179, 77, 0.85);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 1);
}

.ig-next-link:hover::after {
  opacity: 1;
}

.ig-next-link:active {
  transform: translateY(0);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.9);
}

/* Адаптив */
@media (max-width: 768px) {
  .igk-next-links,
  .igg-wrapup-links {
    gap: 0.5rem;
  }

  .ig-next-link {
    padding: 0.6rem 0.8rem 0.7rem;
  }

  .ig-next-link-label {
    font-size: 0.86rem;
  }

  .ig-next-link-note {
    font-size: 0.8rem;
  }
}