/* Self-hosted fonts (latin subset) */
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/ibm-plex-mono-400.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/ibm-plex-mono-500.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-weight: 400 500; font-display: swap; src: url(fonts/ibm-plex-sans.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Schibsted Grotesk'; font-style: normal; font-weight: 500 700; font-display: swap; src: url(fonts/schibsted-grotesk.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

/* Nine Digit Development — tokens + styles
   Contrast (WCAG 2.1, measured against --bg / --surface):
   LIGHT  ink 16.77/18.13 · muted 6.28/6.79 · accent 5.53/5.98 · button text on accent 5.98
          ArcaLore 7.32 · StreamHaven 5.00 · CMS 9.24
   DARK   ink 15.72/14.62 · muted 7.17/6.67 · accent 7.76/7.21 · button text on accent 7.76
          ArcaLore 8.60 · StreamHaven 11.41 · CMS 8.65
   --faint (3.3:1) is for borders, rules and decorative numerals only, never body text. */

:root {
  /* Type */
  --font-display: "Schibsted Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --step--1: 0.8125rem;                          /* labels, tags */
  --step-0: 1.0625rem;                           /* body */
  --step-1: 1.25rem;                             /* lead */
  --step-2: clamp(1.4rem, 1.2rem + 0.8vw, 1.75rem);   /* card titles */
  --step-3: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);   /* section titles */
  --step-4: clamp(2.5rem, 1.6rem + 4.2vw, 5.25rem);   /* hero */

  --leading-tight: 1.04;
  --leading: 1.6;
  --tracking-label: 0.08em;

  /* Space + shape */
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.5rem;  --space-6: 2rem;   --space-7: 3rem;    --space-8: 5rem; --space-9: 8rem;
  --measure: 62ch;
  --page: 72rem;
  --radius: 6px;
  --ease: cubic-bezier(.2,.7,.2,1);

  /* Colour — light */
  --bg: #F7F6F2;
  --surface: #FFFFFF;
  --ink: #17160F;
  --muted: #5E5B52;
  --faint: #8A877D;
  --line: #E2DFD6;
  --accent: #B4380F;
  --on-accent: #FFFFFF;
  --focus: #B4380F;

  /* Product accents (each product owns one) */
  --p-arcalore: #5A3DA6;
  --p-streamhaven: #087A48;
  --p-streamhaven-signal: #1FD175;
  --p-cms: #2D4170;

  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121210; --surface: #1A1A17; --ink: #EDEBE4; --muted: #A3A097; --faint: #6E6C64;
    --line: #2C2B27; --accent: #FF8455; --on-accent: #121210; --focus: #FF8455;
    --p-arcalore: #B7A2FF; --p-streamhaven: #3BE58C; --p-streamhaven-signal: #3BE58C; --p-cms: #9DB0DD;
  }
}
:root[data-theme="dark"] {
  --bg: #121210; --surface: #1A1A17; --ink: #EDEBE4; --muted: #A3A097; --faint: #6E6C64;
  --line: #2C2B27; --accent: #FF8455; --on-accent: #121210; --focus: #FF8455;
  --p-arcalore: #B7A2FF; --p-streamhaven: #3BE58C; --p-streamhaven-signal: #3BE58C; --p-cms: #9DB0DD;
  color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 var(--step-0)/var(--leading) var(--font-body);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; margin: 0; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
a { color: inherit; text-decoration-color: var(--faint); text-underline-offset: 0.2em; text-decoration-thickness: 1px; transition: color .2s var(--ease), text-decoration-color .2s var(--ease); }
a:hover { color: var(--accent); text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--accent); color: var(--on-accent); }

.wrap { width: 100%; max-width: var(--page); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.mono { font-family: var(--font-mono); font-size: var(--step--1); letter-spacing: 0.02em; }
.label { font-family: var(--font-mono); font-size: var(--step--1); text-transform: uppercase; letter-spacing: var(--tracking-label); color: var(--muted); }
.skip { position: absolute; left: var(--space-4); top: -100px; background: var(--ink); color: var(--bg); padding: var(--space-2) var(--space-4); border-radius: var(--radius); z-index: 10; }
.skip:focus { top: var(--space-4); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; }
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); min-height: 4rem; }
.wordmark { display: inline-flex; align-items: center; gap: 0.45em; font-family: var(--font-display); font-weight: 700; font-size: 1.125rem; letter-spacing: -0.02em; text-decoration: none; }
.wordmark .tile { width: 1.5rem; height: 1.5rem; flex: none; display: block; }
.wordmark .tile-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .wordmark .tile-light { display: none; }
  :root:not([data-theme="light"]) .wordmark .tile-dark { display: block; }
}
:root[data-theme="dark"] .wordmark .tile-light { display: none; }
:root[data-theme="dark"] .wordmark .tile-dark { display: block; }
.sign { flex: 0 0 100%; font-family: var(--font-mono); font-size: 0.875rem; color: var(--muted); letter-spacing: 0.04em; }
.sign b { font-weight: 500; color: var(--accent); }
.nav { display: flex; align-items: center; gap: clamp(var(--space-3), 2.5vw, var(--space-6)); }
.nav ul { display: flex; gap: clamp(var(--space-3), 2.5vw, var(--space-6)); list-style: none; margin: 0; padding: 0; }
.nav a { font-size: 0.9375rem; text-decoration: none; color: var(--muted); padding-block: var(--space-2); }
.nav a:hover { color: var(--ink); }
.theme-toggle { appearance: none; border: 1px solid var(--line); background: transparent; color: var(--muted); width: 2.25rem; height: 2.25rem; border-radius: 50%; cursor: pointer; display: grid; place-items: center; transition: color .2s, border-color .2s; }
.theme-toggle:hover { color: var(--ink); border-color: var(--faint); }
.theme-toggle span { width: 0.875rem; height: 0.875rem; border-radius: 50%; border: 1.5px solid currentColor; background: linear-gradient(90deg, currentColor 50%, transparent 50%); }
@media (max-width: 560px) { .nav ul { gap: var(--space-4); } .nav a { font-size: 0.875rem; } .nav li:first-child { display: none; } }

/* Hero */
.hero { padding-block: clamp(var(--space-8), 14vw, 11rem) clamp(var(--space-7), 9vw, var(--space-9)); }
.hero h1 { font-size: var(--step-4); line-height: var(--leading-tight); font-weight: 600; max-width: 17ch; letter-spacing: -0.035em; }
.hero h1 .sub { color: var(--muted); font-weight: 500; display: block; }
.hero-meta { margin-top: var(--space-7); display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-6); color: var(--muted); }
.hero-meta p { font-size: var(--step-1); }
.hero-meta .rule { flex: 1 1 4rem; height: 1px; background: var(--line); min-width: 3rem; }

/* Sections */
.section { padding-block: clamp(var(--space-7), 8vw, var(--space-9)); border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-7); }
.section-head h2 { font-size: var(--step-3); line-height: 1.1; }

/* Products */
.products { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr)); gap: var(--space-4); }
.card {
  --pa: var(--ink);
  position: relative; display: flex; flex-direction: column; gap: var(--space-4); min-height: 19rem;
  padding: var(--space-6); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.card::before { content: ""; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px; background: var(--pa); border-radius: var(--radius) var(--radius) 0 0; }
.card:has(a.card-link:hover) { border-color: color-mix(in srgb, var(--pa) 45%, var(--line)); transform: translateY(-2px); }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.index { font-family: var(--font-mono); font-size: 0.9375rem; color: var(--pa); font-weight: 500; }
.card h3 { font-size: var(--step-2); line-height: 1.15; margin-top: var(--space-5); }
.card .desc { color: var(--muted); max-width: 44ch; }
.card .kind { color: var(--ink); }
.card-foot { margin-top: auto; padding-top: var(--space-5); display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.card-link { font-family: var(--font-mono); font-size: 0.875rem; text-decoration: none; color: var(--ink); display: inline-flex; gap: 0.4em; align-items: center; }
.card-link::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); } /* whole card clickable */
.card-link .arrow { transition: transform .25s var(--ease); color: var(--pa); }
.card-link:hover { color: var(--ink); }
.card-link:hover .arrow { transform: translate(2px, -2px); }
.card-link:focus-visible { outline: none; }
.card:has(.card-link:focus-visible) { outline: 2px solid var(--focus); outline-offset: 3px; }

.tag { font-family: var(--font-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: var(--tracking-label); display: inline-flex; align-items: center; gap: 0.5em; padding: 0.3em 0.65em; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); white-space: nowrap; }
.tag::before { content: ""; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: var(--faint); }
.tag[data-status="live"] { color: var(--ink); }
.tag[data-status="live"]::before { background: var(--p-streamhaven-signal); box-shadow: 0 0 0 3px color-mix(in srgb, var(--p-streamhaven-signal) 22%, transparent); }
.tag[data-status="dev"]::before { background: var(--pa); }
.tag[data-status="soon"]::before { background: transparent; border: 1px solid var(--faint); }

.card[data-product="arcalore"] { --pa: var(--p-arcalore); }
.card[data-product="streamhaven"] { --pa: var(--p-streamhaven); }
.card[data-product="cms"] { --pa: var(--p-cms); }
.card .tba { color: var(--muted); display: inline-flex; align-items: center; gap: 0.6em; }
.card .tba .bar { display: inline-block; width: 4.5rem; height: 0.7em; background: repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 9px); border-radius: 1px; }

.card.is-open { background: transparent; border-style: dashed; }
.card.is-open::before { display: none; }
.card.is-open .index { color: var(--faint); }
.card.is-open .desc { margin-top: auto; }

/* Story */
.story { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: var(--space-6); }
.story .prose { display: grid; gap: var(--space-5); max-width: var(--measure); font-size: var(--step-1); line-height: 1.55; }
.story .prose p:not(:first-child) { color: var(--muted); }
@media (max-width: 760px) { .story { grid-template-columns: 1fr; } }

/* Work archive */
.archive { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.archive li { display: grid; grid-template-columns: minmax(10rem, 1.2fr) 5rem minmax(0, 2.5fr); gap: var(--space-2) var(--space-5); padding-block: var(--space-4); border-bottom: 1px solid var(--line); align-items: baseline; }
.archive .client { font-family: var(--font-display); font-weight: 500; }
.archive .year { font-family: var(--font-mono); font-size: 0.875rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.archive .what { color: var(--muted); }
@media (max-width: 640px) { .archive li { grid-template-columns: 1fr auto; } .archive .what { grid-column: 1 / -1; } }

/* Contact */
.contact { display: block; }
.mail { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.5rem, 0.9rem + 3vw, 3.25rem); letter-spacing: -0.03em; line-height: 1.1; text-decoration: none; overflow-wrap: anywhere; display: inline-block; border-bottom: 2px solid var(--accent); padding-bottom: 0.08em; }
.mail:hover { color: var(--accent); }
.contact .note { margin-top: var(--space-5); color: var(--muted); }
@media (max-width: 760px) { .contact { grid-template-columns: 1fr; align-items: start; } }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding-block: var(--space-6) var(--space-7); color: var(--muted); font-size: 0.875rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4) var(--space-6); }
.site-footer ul { display: flex; gap: var(--space-5); list-style: none; margin: 0; padding: 0; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--ink); }

/* Motion: fade-in on scroll, opt-in via .js class */
.js .reveal { opacity: 0; transform: translateY(8px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* Simple prose pages (privacy) */
.page-prose { padding-block: var(--space-8); max-width: var(--measure); display: grid; gap: var(--space-5); }
.page-prose h1 { font-size: var(--step-3); }
.page-prose h2 { font-size: var(--step-1); margin-top: var(--space-4); }
.page-prose p { color: var(--muted); }