/* Allod Studio — shared stylesheet. System fonts only, no remote assets, no JS. */

:root {
  --bg: oklch(13% 0.018 265);
  --surface: oklch(19% 0.024 265);
  --border: oklch(32% 0.028 265 / 0.55);
  --text: oklch(94% 0.008 80);
  --muted: oklch(71% 0.018 260);
  --amber: oklch(76% 0.125 70);
  --amber-bright: oklch(83% 0.115 75);
  --focus-ring: oklch(86% 0.1 78);

  --scout-accent: oklch(74% 0.085 160);
  --kalendae-accent: oklch(73% 0.085 265);
  --melodae-accent: oklch(73% 0.085 356);
  --accent: var(--amber);

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", SFMono-Regular, Menlo, Consolas, monospace;

  --wrap: 68rem;
  --radius: 18px;
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  background: var(--bg);
}

/* Cross-page crossfade (MPA view transitions; no-op where unsupported) */
@media (prefers-reduced-motion: no-preference) {
  @view-transition { navigation: auto; }
}

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

/* Aurora backdrop — pre-softened radial gradients on a slow transform spin */
body::before {
  content: "";
  position: fixed;
  inset: -60% -30%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(42% 34% at 28% 32%, oklch(76% 0.125 70 / 0.09), transparent 68%),
    radial-gradient(36% 30% at 72% 58%, oklch(73% 0.085 265 / 0.07), transparent 66%),
    radial-gradient(30% 26% at 55% 22%, oklch(73% 0.085 356 / 0.05), transparent 64%);
}

@media (prefers-reduced-motion: no-preference) {
  body::before { animation: aurora 90s linear infinite; }
}

@keyframes aurora {
  to { transform: rotate(1turn); }
}

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

h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }

::selection {
  background: var(--amber);
  color: oklch(18% 0.03 70);
}

a {
  color: var(--amber-bright);
  text-decoration-color: color-mix(in oklab, var(--amber-bright) 40%, transparent);
  text-underline-offset: 0.22em;
  transition: text-decoration-color 0.15s ease;
}

a:hover { text-decoration-color: currentColor; }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3.5rem;
  background: var(--amber-bright);
  color: oklch(20% 0.04 70);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  transition: top 0.15s ease;
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

/* ── Header — floating glass pill ────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0.75rem;
  z-index: 50;
  padding-inline: 1rem;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding: 0.4rem 0.6rem 0.4rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface) 74%, transparent);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  box-shadow: 0 8px 30px oklch(0% 0 0 / 0.25);
}

.wordmark {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--text);
  text-decoration: none;
}
.wordmark:hover { color: var(--amber-bright); }

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 0.55rem 0.9rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  transition: color 0.15s ease, background-color 0.15s ease;
}
.site-nav a:hover {
  color: var(--text);
  background: color-mix(in oklab, var(--text) 8%, transparent);
}
.site-nav a[aria-current="page"] {
  color: var(--amber-bright);
  background: color-mix(in oklab, var(--amber) 14%, transparent);
}

/* ── Hero ─────────────────────────────────────────────────────────── */

.hero {
  padding-block: clamp(4.5rem, 11vw, 9rem) clamp(3rem, 7vw, 5.5rem);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.1rem;
}

.hero h1 {
  font-size: clamp(2.6rem, 7.5vw, 5.25rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 750;
  margin: 0 0 1.4rem;
  max-width: 20ch;
  background: linear-gradient(115deg, var(--text) 55%, var(--amber-bright) 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lead {
  font-size: clamp(1.08rem, 2vw, 1.3rem);
  color: var(--muted);
  max-width: 44rem;
  margin: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .hero > * { animation: fade-up 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  .hero h1 { animation-delay: 0.07s; }
  .hero .lead { animation-delay: 0.14s; }
  .hero .lead ~ * { animation-delay: 0.21s; }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(0.8rem); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Sections, generally ─────────────────────────────────────────── */

section { padding-block: clamp(2.5rem, 5vw, 4.5rem); }

.section-alt {
  position: relative;
  background: linear-gradient(180deg, transparent, color-mix(in oklab, var(--surface) 55%, transparent) 10%, color-mix(in oklab, var(--surface) 55%, transparent) 90%, transparent);
}
.section-alt::before,
.section-alt::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}
.section-alt::before { top: 0; }
.section-alt::after { bottom: 0; }

h2 {
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.section-intro {
  color: var(--muted);
  max-width: 42rem;
  margin: 0 0 2.25rem;
}

/* ── Principles grid ──────────────────────────────────────────────── */

.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  counter-reset: principle;
}

.principle {
  position: relative;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(165deg, color-mix(in oklab, var(--amber) 35%, var(--border)), var(--border) 45%) border-box;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.principle:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px oklch(0% 0 0 / 0.3);
}

.principle::before {
  counter-increment: principle;
  content: "0" counter(principle);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 0.9rem;
}

.principle h3 {
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
}

.principle p {
  color: var(--muted);
  margin: 0;
  font-size: 0.93rem;
}

/* ── Product cards ────────────────────────────────────────────────── */

.product {
  position: relative;
  width: min(calc(var(--wrap) - 3rem), calc(100% - 2rem));
  margin-inline: auto;
  margin-block: 1.4rem;
  padding: clamp(1.6rem, 4vw, 2.75rem);
  border: 1px solid transparent;
  border-radius: var(--radius);
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(160deg, color-mix(in oklab, var(--accent) 50%, var(--border)), var(--border) 40%) border-box;
  overflow: clip;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.product:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 50px oklch(0% 0 0 / 0.35);
}

/* Accent wash inside each card */
.product::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(34rem 13rem at 10% 0%, color-mix(in oklab, var(--accent) 13%, transparent), transparent 70%);
}

.product > * { position: relative; }

.product-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}

.product-head h2 { margin: 0; }

.status-pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid color-mix(in oklab, var(--accent) 55%, transparent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  white-space: nowrap;
}

.product .tagline {
  font-size: 1.08rem;
  color: var(--text);
  margin: 0 0 0.9rem;
}

.product p { color: var(--muted); max-width: 46rem; }

.product .learn-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}
.product .learn-more:hover { text-decoration: underline; }

/* ── Detail sections (product page) ──────────────────────────────── */

.detail-section h2 { margin-bottom: 0.9rem; }

.detail-section ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--muted);
}
.detail-section ul li { margin-bottom: 0.55rem; }
.detail-section ul li::marker { color: var(--amber); }

.callout {
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(160deg, color-mix(in oklab, var(--amber) 45%, var(--border)), var(--border) 50%) border-box;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 1.1rem 1.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ── Scroll-driven reveals (progressive enhancement) ─────────────── */

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .principle, .product, .detail-section {
      animation: fade-up linear both;
      animation-timeline: view();
      animation-range: entry 5% entry 40%;
    }
  }
}

/* ── Footer ───────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: clamp(2rem, 5vw, 4rem);
  padding-block: 2.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.25rem;
}
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--amber-bright); text-decoration: underline; }

/* ── Privacy policy ───────────────────────────────────────────────── */

.policy {
  max-width: 42rem;
}

.draft-banner {
  background: color-mix(in oklab, var(--amber) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--amber) 60%, transparent);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  font-weight: 600;
  color: var(--amber-bright);
  margin-bottom: 2rem;
}

.policy-meta {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
}
.policy-meta div { margin-bottom: 0.25rem; }
.placeholder {
  color: var(--amber-bright);
  background: color-mix(in oklab, var(--amber) 12%, transparent);
  padding: 0.05em 0.35em;
  border-radius: 4px;
}

.policy h2 {
  font-size: 1.25rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.policy h2:first-of-type { margin-top: 0; padding-top: 0; border-top: none; }

.policy p, .policy li { color: var(--muted); }
.policy ul { padding-left: 1.25rem; }
.policy li { margin-bottom: 0.5rem; }
.policy li::marker { color: var(--amber); }

/* ── Error page ───────────────────────────────────────────────────── */

.error-page {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 4rem;
}

.error-code {
  font-family: var(--font-mono);
  font-size: clamp(3.5rem, 12vw, 6rem);
  margin: 0;
  letter-spacing: -0.02em;
  background: linear-gradient(115deg, var(--amber-bright), var(--melodae-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ── Responsive ───────────────────────────────────────────────────── */

@media (max-width: 30rem) {
  .site-header { padding-inline: 0.75rem; top: 0.5rem; }
  .header-inner { padding: 0.3rem 0.5rem 0.3rem 1rem; }
}