@import url('tokens.css');

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 14% 6%, rgba(236, 84, 76, 0.2), transparent 40%),
    radial-gradient(circle at 52% 32%, rgba(47, 63, 88, 0.36), transparent 56%),
    radial-gradient(circle at 84% 8%, rgba(247, 136, 64, 0.16), transparent 34%),
    linear-gradient(135deg, var(--bg-base) 0%, var(--bg-layer) 100%);
  color: var(--text-main);
  font-family: var(--font-body);
  letter-spacing: 0.01em;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

main,
header,
footer,
section {
  max-width: 100%;
  overflow-x: clip;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--accent-soft);
}

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

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

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 100;
  background: var(--accent-bright);
  color: var(--bg-base);
  padding: 0.6rem 1.2rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

.shell {
  width: min(100%, var(--shell));
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2rem);
}

.container {
  width: min(100%, 1100px);
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2rem);
}

.section {
  padding-block: clamp(3rem, 8vw, 5.4rem);
}

.section-log {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 clamp(1rem, 3vw, 2rem);
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
}

.section-log::before,
.section-log::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.section-heading-wrap {
  margin-bottom: 1.4rem;
}

.section-heading-wrap h2 {
  color: var(--text-bright);
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.section-heading-wrap p {
  margin-top: 0.55rem;
  max-width: 68ch;
  color: var(--text-muted);
  font-size: clamp(0.95rem, 2vw, 1.08rem);
  line-height: 1.62;
}

.story-progress {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  z-index: 39;
  height: 3px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.72);
}

#story-progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-bright), #ff683d, var(--accent-bright));
  box-shadow: 0 0 14px rgba(247, 136, 64, 0.5);
  transition: width 0.16s;
}

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--nav-height);
  border-bottom: 1px solid var(--line-soft);
  -webkit-backdrop-filter: blur(8px);
  background: rgba(2, 7, 29, 0.92);
  backdrop-filter: blur(8px);
}

.nav-shell {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  color: var(--text-bright);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.main-links a {
  border: 1px solid transparent;
  color: var(--text-dim);
  font-family: var(--font-heading);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.48rem 0.7rem;
  transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}

.main-links a:hover,
.main-links a:focus-visible {
  color: var(--text-bright);
  border-color: rgba(247, 136, 64, 0.55);
  background: rgba(47, 63, 88, 0.3);
}

.main-links .main-links-cta {
  color: var(--accent-soft);
  border-color: rgba(247, 136, 64, 0.65);
  background: rgba(47, 63, 88, 0.42);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--accent-bright);
  background: transparent;
  color: var(--accent-soft);
  padding: 0.42rem 0.78rem;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  background: rgba(47, 63, 88, 0.42);
  color: var(--text-bright);
}

.btn {
  min-height: 44px;
  width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-bright);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-bright);
  font-family: var(--font-heading);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.68rem 1rem;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.1) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
  pointer-events: none;
}

.btn:hover::after {
  transform: translateX(100%);
}

.btn:hover,
.btn:focus-visible {
  border-color: var(--accent);
  background: rgba(236, 84, 76, 0.2);
}

.btn-primary {
  background: var(--accent-bright);
  color: var(--bg-layer);
  border-color: var(--accent-bright);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--accent);
  color: var(--text-bright);
}

.btn-ghost {
  border-color: rgba(198, 217, 198, 0.7);
  color: var(--text-main);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: rgba(198, 217, 198, 0.15);
  border-color: var(--text-main);
}

.btn-muted {
  border-color: rgba(80, 92, 100, 0.9);
  color: var(--text-muted);
}

.btn[disabled],
.btn[disabled]:hover,
.btn[disabled]:focus-visible {
  opacity: 0.45;
  cursor: not-allowed;
  background: rgba(47, 63, 88, 0.25);
  border-color: rgba(80, 92, 100, 0.9);
  color: var(--text-muted);
}

.btn-muted[disabled],
.btn-muted[disabled]:hover,
.btn-muted[disabled]:focus-visible {
  background-image: linear-gradient(
    90deg,
    transparent 30%,
    rgba(198, 217, 198, 0.08) 50%,
    transparent 70%
  );
  background-color: rgba(47, 63, 88, 0.25);
  background-size: 200% 100%;
  animation: shimmerSweep 3s ease-in-out infinite;
}

.form-note {
  color: var(--text-dim);
  font-size: 0.84rem;
}

.form-status {
  min-height: 1.2rem;
  color: var(--accent-soft);
  font-size: 0.84rem;
}