/* ==============================
   IceShack Studio — Global styles
   Shared across all pages
   ============================== */

/* Local fonts (Google Fonts TTF stored in /fonts) */
@font-face {
  font-family: "IceShackSans";
  src: url("../fonts/Manrope-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

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

@font-face {
  font-family: "IceShackSans";
  src: url("../fonts/Manrope-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

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

/* Color system — без синего/голубого как основного цвета */
:root {
  --iss-color-ink: #18161b;
  --iss-color-paper: #f6f0e8;
  --iss-color-paper-alt: #f0e6d9;
  --iss-color-ember: #e26b3f;
  --iss-color-amber-soft: #ffbe7a;
  --iss-color-moss: #7fa48a;
  --iss-color-charcoal: #222329;
  --iss-color-graphite: #2b2e35;
  --iss-color-line: rgba(18, 16, 25, 0.14);
  --iss-color-frost: #e9f1ee; /* чуть холодный, но не ярко голубой */
  --iss-color-muted: #746d7c;
  --iss-color-pill: rgba(18, 16, 25, 0.04);
  --iss-color-pill-strong: rgba(18, 16, 25, 0.08);

  --iss-radius-xs: 8px;
  --iss-radius-sm: 14px;
  --iss-radius-md: 20px;
  --iss-radius-lg: 26px;
  --iss-radius-xl: 32px;

  --iss-shadow-soft: 0 18px 40px rgba(9, 8, 15, 0.16);
  --iss-shadow-subtle: 0 8px 24px rgba(9, 8, 15, 0.12);

  --iss-header-height: 72px;
  --iss-transition-fast: 180ms ease-out;
  --iss-transition-med: 260ms ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IceShackSans", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: var(--iss-color-ink);
  background:
    radial-gradient(circle at 10% 0%, #fff8ea 0, transparent 60%),
    radial-gradient(circle at 90% 20%, #ffe3c4 0, transparent 55%),
    radial-gradient(circle at 20% 100%, #e1f0e7 0, transparent 55%),
    linear-gradient(135deg, #17141a, #1f2026);
}

.iss-body {
  display: flex;
  flex-direction: column;
}

/* Base text */
p {
  margin: 0 0 1rem;
  line-height: 1.65;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.2rem, 2.8vw + 1.4rem, 3.3rem);
  line-height: 1.12;
}

h2 {
  font-size: clamp(1.7rem, 1.8vw + 1.2rem, 2.2rem);
}

h3 {
  font-size: clamp(1.3rem, 1.1vw + 1rem, 1.5rem);
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--iss-color-ember);
  outline-offset: 3px;
}

/* Layout helpers */
.iss-shell {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

.iss-main {
  flex: 1 0 auto;
  padding-top: var(--iss-header-height);
}

.iss-section {
  position: relative;
  padding: 72px 0;
}

/* Header */
.iss-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  height: var(--iss-header-height);
  z-index: 50;
  backdrop-filter: blur(18px);
  background: linear-gradient(
      to bottom,
      rgba(11, 9, 15, 0.85),
      rgba(11, 9, 15, 0.76),
      rgba(11, 9, 15, 0.6)
    )
    border-box;
  border-bottom: 1px solid rgba(255, 244, 228, 0.16);
}

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

/* Logo */
.iss-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: radial-gradient(circle at 0 0, #ffdbc5 0, #ffdbc500 60%),
    rgba(16, 13, 20, 0.7);
  border: 1px solid rgba(255, 238, 222, 0.28);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  transition: transform var(--iss-transition-med), box-shadow var(--iss-transition-med),
    border-color var(--iss-transition-fast);
}

.iss-logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 12px;
  background: radial-gradient(circle at 0 0, #ffbe7a 0, #e26b3f 45%, #201013 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "IceShackMono", monospace;
  font-size: 0.88rem;
  color: #fff7ec;
}

.iss-logo-text {
  font-size: 0.98rem;
  font-weight: 600;
  color: #fff3e4;
}

.iss-logo:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 222, 198, 0.9);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.55);
}

/* Nav */
.iss-nav {
  display: flex;
  align-items: center;
}

.iss-nav-list {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.iss-nav-link {
  position: relative;
  padding: 6px 0;
  font-size: 0.92rem;
  color: rgba(244, 235, 223, 0.82);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.iss-nav-link::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  inset-block-end: -6px;
  height: 2px;
  border-radius: 999px;
  transform-origin: center;
  transform: scaleX(0);
  transition: transform var(--iss-transition-fast);
  background: linear-gradient(90deg, #ffbe7a, #e26b3f);
}

.iss-nav-link:hover::after {
  transform: scaleX(1);
}

.iss-nav-link--active {
  color: #fff9f1;
}

.iss-nav-link--active::after {
  transform: scaleX(1);
}

/* Header CTA pill */
.iss-header-cta {
  display: flex;
  align-items: center;
}

.iss-header-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 222, 198, 0.46);
  background: radial-gradient(circle at 0 50%, #ffce94 0, #ffce9400 52%),
    rgba(18, 14, 22, 0.9);
  color: #fff3e3;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.4);
  transition: box-shadow var(--iss-transition-med),
    transform var(--iss-transition-med), background var(--iss-transition-med);
}

.iss-header-pill::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #e26b3f;
  box-shadow: 0 0 0 6px rgba(226, 107, 63, 0.2);
}

.iss-header-pill:hover {
  transform: translateY(-1px);
  background: radial-gradient(circle at 30% 50%, #ffce94 0, #ffce9420 60%),
    rgba(18, 14, 22, 0.96);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.55);
}

/* Burger */
.iss-burger {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(255, 232, 209, 0.38);
  background: radial-gradient(circle at 0 0, #ffce94 0, #ffce9400 60%),
    rgba(18, 14, 22, 0.9);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
  transition: background var(--iss-transition-med), transform var(--iss-transition-med);
}

.iss-burger-line {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #fff6ea;
  transition: transform var(--iss-transition-fast),
    opacity var(--iss-transition-fast);
}

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

.iss-header.is-nav-open .iss-burger-line:nth-child(1) {
  transform: translateY(4px) rotate(38deg);
}

.iss-header.is-nav-open .iss-burger-line:nth-child(2) {
  opacity: 0;
}

.iss-header.is-nav-open .iss-burger-line:nth-child(3) {
  transform: translateY(-4px) rotate(-38deg);
}

/* Buttons */
.iss-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: none;
  color: inherit;
  transition: background var(--iss-transition-med), border-color var(--iss-transition-med),
    transform var(--iss-transition-med), box-shadow var(--iss-transition-med);
}

.iss-btn-primary {
  background: linear-gradient(120deg, #ffbe7a, #e26b3f);
  border-color: rgba(61, 27, 17, 0.35);
  color: #1b0d02;
  box-shadow: var(--iss-shadow-soft);
}

.iss-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 24px 40px rgba(0, 0, 0, 0.6);
}

.iss-btn-ghost {
  border-color: rgba(255, 230, 207, 0.5);
  background: rgba(18, 14, 22, 0.8);
  color: #fff2e6;
}

.iss-btn-ghost:hover {
  background: rgba(18, 14, 22, 0.95);
}

/* Footer */
.iss-footer {
  margin-top: 40px;
  padding: 36px 0 32px;
  background: radial-gradient(circle at 0 0, #ffddb8 0, #ffddb800 55%),
    radial-gradient(circle at 100% 0, #e6efe8 0, #e6efe800 55%),
    rgba(10, 8, 14, 0.96);
  color: #fdf4e8;
  border-top: 1px solid rgba(255, 232, 210, 0.2);
}

.iss-footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 2fr);
  gap: 32px;
}

.iss-footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.iss-footer-logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 12px;
  background: radial-gradient(circle at 0 0, #ffbe7a 0, #e26b3f 45%, #201013 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "IceShackMono", monospace;
  font-size: 0.85rem;
}

.iss-footer-logo-text {
  font-size: 0.96rem;
  font-weight: 600;
}

.iss-footer-text {
  max-width: 420px;
  font-size: 0.9rem;
  color: rgba(252, 240, 223, 0.86);
}

.iss-footer-links {
  display: flex;
  gap: 40px;
  justify-content: flex-end;
}

.iss-footer-heading {
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.iss-footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.iss-footer-link {
  display: inline-flex;
  font-size: 0.88rem;
  color: rgba(252, 240, 223, 0.78);
  padding: 3px 0;
  position: relative;
}

.iss-footer-link::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  inset-block-end: -4px;
  height: 1px;
  transform: scaleX(0);
  transform-origin: center;
  background: linear-gradient(90deg, #ffbe7a, #e26b3f);
  transition: transform var(--iss-transition-fast);
}

.iss-footer-link:hover::after {
  transform: scaleX(1);
}

.iss-footer-meta {
  grid-column: 1 / -1;
  margin-top: 8px;
  border-top: 1px solid rgba(255, 236, 213, 0.15);
  padding-top: 10px;
}

.iss-footer-copy {
  font-size: 0.78rem;
  color: rgba(252, 240, 223, 0.7);
}

/* Reveal animation */
.iss-reveal {
  opacity: 0;
  transform: translateY(18px) scale(0.98);
  transition:
    opacity 420ms cubic-bezier(0.16, 0.84, 0.44, 1),
    transform 420ms cubic-bezier(0.16, 0.84, 0.44, 1);
}

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

/* Floating cards animation */
@keyframes iss-orbit-soft {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
  }
  50% {
    transform: translateY(-6px) translateX(4px) rotate(-1.5deg);
  }
  100% {
    transform: translateY(0) translateX(0) rotate(0deg);
  }
}

/* Media queries: responsive */
/* Tablets and down */
@media (max-width: 1024px) {
  :root {
    --iss-header-height: 68px;
  }

  .iss-header-inner {
    gap: 16px;
  }

  .iss-footer-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 2fr);
  }
}

/* Nav collapse */
@media (max-width: 820px) {
  .iss-nav {
    position: fixed;
    inset-inline: 12px;
    inset-block-start: calc(var(--iss-header-height) + 8px);
    border-radius: 20px;
    padding: 10px 14px 12px;
    background: rgba(12, 10, 17, 0.98);
    border: 1px solid rgba(255, 230, 208, 0.28);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.7);
    transform-origin: top;
    transform: scaleY(0.7);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity var(--iss-transition-med),
      transform var(--iss-transition-med);
  }

  .iss-header.is-nav-open .iss-nav {
    opacity: 1;
    pointer-events: auto;
    transform: scaleY(1);
  }

  .iss-nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .iss-header-cta {
    display: none;
  }

  .iss-burger {
    display: inline-flex;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .iss-shell {
    padding-inline: 16px;
  }

  .iss-section {
    padding: 56px 0;
  }

  .iss-footer-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .iss-footer-links {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .iss-footer-meta {
    margin-top: 16px;
  }
}

/* Tiny screens */
@media (max-width: 420px) {
  .iss-header {
    border-bottom: 1px solid rgba(255, 232, 205, 0.25);
  }

  .iss-footer {
    padding-inline: 4px;
  }
}
/* Глобально запрещаем горизонтальный скролл */
html,
body {
  max-width: 100%;
  overflow-x: hidden;
}