/* ==========================================================================
   robertocovitti.com — one stylesheet, no framework.
   Identity: Swiss grid + editorial type (Archivo, variable wght/wdth)
   + six guitar strings as the signature element + one accent (Lake Placid blue).
   ========================================================================== */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-var.woff2") format("woff2");
  font-weight: 400 800;
  font-stretch: 62% 100%;
  font-style: normal;
  font-display: swap;
}

/* ---------------------------------------------------------------- tokens */
:root {
  --font-sans: "Archivo", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-stretch-display: 68%;
  --font-stretch-heading: 78%;
  --font-stretch-ui: 88%;

  --size-xs: 0.75rem;
  --size-sm: 0.875rem;
  --size-base: 1.0625rem;
  --size-md: 1.1875rem;
  --size-lg: clamp(1.125rem, 1.02rem + 0.55vw, 1.5rem);
  --size-xl: clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem);
  --size-2xl: clamp(2.125rem, 1.4rem + 3.2vw, 4rem);
  --size-display: clamp(3rem, 1.35rem + 7.4vw, 8.5rem);
  --size-index: clamp(2.5rem, 2rem + 2.4vw, 4.5rem);

  --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: 4rem;
  --space-9: 6rem;
  --space-section: clamp(4rem, 2.8rem + 5.5vw, 8.5rem);
  --gutter: clamp(1rem, 0.4rem + 3vw, 3rem);
  --container: 84rem;
  --header-h: 3.75rem;

  --radius-sm: 2px;
  --radius-md: 4px;

  --transition-fast: 140ms cubic-bezier(0.2, 0.7, 0.2, 1);
  --transition-base: 280ms cubic-bezier(0.2, 0.7, 0.2, 1);

  /* Neutrals: white roof & pickguard (ivory), nickel hardware (strings, rules). */
  --color-bg: #f4f3ef;
  --color-surface: #fcfbf8;
  --color-ink: #121416;
  --color-ink-2: #43484e;
  --color-ink-3: #5d6268;
  --color-line: #d5d6d2;
  --color-line-strong: #121416;
  --color-error: #a8261c;
  --color-string: #b3b6b7;

  /* Colourway: Arles Blue (default). */
  --color-accent: #2f5078;
  --color-accent-hover: #243e5e;
  --color-on-accent: #f7f6f2;
  --color-string-accent: #5f82ab;

  color-scheme: light;
}

/* Colourway: Willow Green. */
:root[data-color="willow"] {
  --color-accent: #4a5e44;
  --color-accent-hover: #394a34;
  --color-string-accent: #7f9676;
}

/* Dark mode follows the system; the colourway switch works in both. */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f1113;
    --color-surface: #181a1d;
    --color-ink: #ecebe7;
    --color-ink-2: #b4b8bc;
    --color-ink-3: #90959b;
    --color-line: #2b2e32;
    --color-line-strong: #ecebe7;
    --color-error: #ff8a80;
    --color-string: #4d5156;
    --color-accent: #a3bbd9;
    --color-accent-hover: #c0d1e6;
    --color-on-accent: #0f1113;
    --color-string-accent: #a3bbd9;
    color-scheme: dark;
  }
  :root[data-color="willow"] {
    --color-accent: #b4c6a8;
    --color-accent-hover: #cbd8c2;
    --color-string-accent: #b4c6a8;
  }
}

/* Music band = the guitar body: solid colourway paint, white "roof" accents. */
.band {
  --color-bg: #2f5078;
  --color-surface: #375a84;
  --color-ink: #f7f6f2;
  --color-ink-2: #dde3ec;
  --color-ink-3: #cfd8e4;
  --color-line: #4a6a92;
  --color-line-strong: #f7f6f2;
  --color-accent: #f7f6f2;
  --color-accent-hover: #ffffff;
  --color-on-accent: #243e5e;
  --color-error: #ffd0c9;
  --color-string: #7d96b5;
  --color-string-accent: #f7f6f2;
  color-scheme: dark;
}
:root[data-color="willow"] .band {
  --color-bg: #4e6247;
  --color-surface: #52664b;
  --color-ink-2: #e9eee5;
  --color-ink-3: #dce4d6;
  --color-line: #677b5f;
  --color-on-accent: #394a34;
  --color-string: #93a58b;
}

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + var(--space-4));
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--size-base);
  font-weight: 400;
  line-height: 1.6;
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; height: auto; }
input, button, select, textarea { font: inherit; color: inherit; }
ul[class], ol[class], .site-nav ul, .principles ol { list-style: none; padding: 0; }
h1, h2, h3 { font-weight: 700; line-height: 1.1; text-wrap: balance; }
p { text-wrap: pretty; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--color-accent); }
::selection { background: var(--color-accent); color: var(--color-on-accent); }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
main:focus { outline: none; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip-link {
  position: absolute; left: var(--space-4); top: -10rem; z-index: 100;
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent); color: var(--color-on-accent);
  font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: var(--space-4); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ------------------------------------------------------------- type kit */
.display {
  font-size: var(--size-display);
  font-stretch: var(--font-stretch-display);
  font-weight: 700;
  line-height: 0.93;
  letter-spacing: -0.02em;
  max-width: 22ch;
}
.display--small { font-size: var(--size-2xl); max-width: 20ch; }
/* Break only between clauses, never mid-clause. */
.display__clause { display: inline-block; }
.h1 { font-size: var(--size-2xl); font-stretch: var(--font-stretch-heading); letter-spacing: -0.015em; }
.lead { font-size: var(--size-lg); line-height: 1.5; color: var(--color-ink-2); max-width: 40ch; }
.statement {
  font-size: var(--size-xl);
  font-stretch: var(--font-stretch-heading);
  font-weight: 500;
  line-height: 1.22;
  letter-spacing: -0.01em;
  max-width: 34ch;
  text-wrap: balance;
}
.statement--display {
  font-size: var(--size-2xl);
  font-stretch: var(--font-stretch-display);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  max-width: 18ch;
}
.eyebrow,
.section-label,
.spec dt,
.ledger dt,
.case__kind,
.case__fact dt,
.job__period {
  font-size: var(--size-xs);
  font-stretch: var(--font-stretch-ui);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.4;
}
.eyebrow { color: var(--color-ink-3); margin-bottom: var(--space-4); }
.meta { font-size: var(--size-sm); color: var(--color-ink-3); font-weight: 400; letter-spacing: 0; text-transform: none; }
.note { color: var(--color-ink-2); max-width: 60ch; }
.text-link { font-weight: 600; display: inline-flex; align-items: center; gap: var(--space-2); }

/* --------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 3rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: var(--size-base);
  font-stretch: var(--font-stretch-ui);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.btn .arrow { transition: transform var(--transition-fast); }
.btn:hover .arrow { transform: translateX(3px); }
.btn--primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn--primary:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn--ghost { border-color: var(--color-line-strong); color: var(--color-ink); background: transparent; }
.btn--ghost:hover { background: var(--color-ink); color: var(--color-bg); }
.btn--small { min-height: 2.5rem; padding: 0.45rem 0.9rem; font-size: var(--size-sm); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.6; cursor: progress; }
.linklike { background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 0.2em; }
.arrow { width: 1em; height: 1em; flex: none; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-4); margin-top: var(--space-6); }
.link-cv {
  display: inline-flex; align-items: baseline; gap: var(--space-2);
  font-weight: 600; font-stretch: var(--font-stretch-ui);
  padding-block: var(--space-2);
}

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}
/* Hides on scroll down, returns on scroll up; the 3px progress "string" stays visible. */
.site-header { transition: transform var(--transition-base); }
.site-header.is-hidden { transform: translateY(calc(-100% + 3px)); }
.scroll-progress {
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 3px;
  background: var(--color-string-accent);
  transform: scaleX(0); transform-origin: 0 50%;
  pointer-events: none;
}
@supports (animation-timeline: scroll()) {
  .scroll-progress { animation: progress linear both; animation-timeline: scroll(root block); }
}
@supports not (animation-timeline: scroll()) { .scroll-progress { display: none; } }
@keyframes progress { to { transform: scaleX(1); } }

.site-header__inner {
  display: flex; align-items: center; gap: var(--space-4);
  min-height: var(--header-h);
}
.brand {
  display: flex; align-items: baseline; gap: var(--space-3);
  margin-right: auto;
  text-decoration: none;
  font-stretch: var(--font-stretch-heading);
  white-space: nowrap;
}
.brand__name { font-weight: 700; font-size: 1.0625rem; letter-spacing: -0.01em; }
.brand:hover .brand__name { color: var(--color-accent); }

.site-nav { display: flex; align-items: center; gap: var(--space-4); }
.site-nav ul { display: flex; gap: var(--space-5); }
.site-nav a {
  font-size: var(--size-sm); font-weight: 500; font-stretch: var(--font-stretch-ui);
  text-decoration: none; color: var(--color-ink-2);
  padding-block: var(--space-2);
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--color-ink); text-decoration: underline; }
.site-nav a[aria-current="location"] {
  color: var(--color-ink);
  text-decoration: underline; text-decoration-color: var(--color-string-accent);
  text-decoration-thickness: 2px; text-underline-offset: 0.45em;
}
.site-header__tools { display: flex; align-items: center; gap: var(--space-3); }
.lang-switch {
  font-size: var(--size-sm); font-weight: 600; font-stretch: var(--font-stretch-ui);
  text-decoration: none; padding: var(--space-2);
}
.nav-toggle {
  display: none;
  align-items: center; justify-content: center;
  min-width: 2.5rem; min-height: 2.5rem;
  background: none; border: 1px solid var(--color-line); border-radius: var(--radius-sm);
  cursor: pointer;
}
/* Colourway switch: two paint chips, the active one ringed. */
.colorway {
  display: none; align-items: center; gap: var(--space-2);
  min-height: 2.5rem; padding: 0 var(--space-3);
  background: none; border: 1px solid var(--color-line); border-radius: 999px;
  font-size: var(--size-xs); font-weight: 600; font-stretch: var(--font-stretch-ui);
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-ink-2);
  cursor: pointer;
}
.js .colorway { display: inline-flex; }
.colorway:hover { border-color: var(--color-ink); color: var(--color-ink); }
.colorway__swatch {
  width: 0.95rem; height: 0.95rem; border-radius: 50%;
  box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 3px transparent;
  transition: box-shadow var(--transition-fast);
}
.colorway__swatch--arles { background: #3a5d86; }
.colorway__swatch--willow { background: #6f8466; }
:root:not([data-color="willow"]) .colorway__swatch--arles,
:root[data-color="willow"] .colorway__swatch--willow { box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 3.5px var(--color-ink); }
.colorway__name { margin-left: var(--space-1); }
:root[data-color="willow"] .colorway__arles, :root:not([data-color="willow"]) .colorway__willow { display: none; }
@media (max-width: 74.99rem) and (min-width: 60rem) { .colorway__name { display: none; } }
/* Smooth repaint when switching colourway. */
body, .band, .btn, .section-index { transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base); }
.nav-toggle:hover { border-color: var(--color-ink); }
.nav-toggle { padding-inline: var(--space-3); font-size: var(--size-sm); font-weight: 600; font-stretch: var(--font-stretch-ui); }

@media (max-width: 59.99rem) {
  .js .nav-toggle { display: inline-flex; }
  /* Without JS the nav simply wraps under the brand. */
  html:not(.js) .site-header__inner { flex-wrap: wrap; }
  html:not(.js) .site-nav { order: 3; width: 100%; padding-bottom: var(--space-3); }
  html:not(.js) .site-nav ul { flex-wrap: wrap; gap: var(--space-2) var(--space-4); }
  .js .site-nav {
    position: absolute; inset: 100% 0 auto 0;
    display: none;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: var(--space-2) var(--gutter) var(--space-5);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-line);
  }
  .js .site-nav.is-open { display: flex; }
  .js .site-nav ul { flex-direction: column; gap: 0; }
  .js .site-nav li { border-bottom: 1px solid var(--color-line); }
  .js .site-nav a { display: block; padding-block: var(--space-4); font-size: var(--size-md); color: var(--color-ink); }
  .js .site-nav .colorway { align-self: flex-start; margin-top: var(--space-4); }
}
@media (max-width: 22rem) {
  .site-header__tools { gap: var(--space-2); }
  .brand__name { font-size: 1rem; }
  .site-header .btn--small { padding-inline: 0.65rem; }
}

/* ------------------------------------------------------------------ hero */
.hero { padding-top: clamp(2.5rem, 1rem + 6vw, 7rem); }
.hero__grid {
  display: grid; gap: var(--space-7);
  margin-top: clamp(2rem, 1rem + 3vw, 4rem);
  padding-bottom: clamp(2.5rem, 1.5rem + 4vw, 5rem);
}
@media (min-width: 60rem) {
  .hero__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: var(--space-8); align-items: start; }
}

.spec { border-top: 1px solid var(--color-line-strong); }
.spec > div {
  display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: var(--space-4);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-line);
}
.spec dt { color: var(--color-ink-3); padding-top: 0.2em; }
.spec dd { font-size: var(--size-sm); line-height: 1.5; }
@media (max-width: 24rem) { .spec > div { grid-template-columns: 1fr; gap: var(--space-1); } }

/* Entrance: once, short, and only when motion is welcome. */
@media (prefers-reduced-motion: no-preference) {
  .js .hero .display, .js .hero__grid { animation: rise 600ms cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  .js .hero .display { animation-delay: 60ms; }
  .js .hero__grid { animation-delay: 140ms; }
}
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ------------------------------------------------ signature: six strings */
.strings {
  display: grid; gap: 4px;
  padding-inline: var(--gutter);
  max-width: calc(var(--container));
  margin-inline: auto;
  color: var(--color-ink-3);
}
.string { display: flex; align-items: center; gap: var(--space-3); min-height: 9px; }
.string b {
  flex: none; width: 2.2em;
  font-size: 0.625rem; font-weight: 600; font-stretch: var(--font-stretch-ui);
  line-height: 1; letter-spacing: 0.04em; text-align: right;
}
.string::after {
  content: ""; flex: 1;
  height: var(--gauge, 1px);
  background: var(--color-string);
  transform-origin: center;
}
/* Gauge like a real set: plain e B G, wound D A E. */
.string:nth-child(3) { --gauge: 1.5px; }
.string:nth-child(4) { --gauge: 2px; }
.string:nth-child(5) { --gauge: 2.5px; }
.string:nth-child(6) { --gauge: 3px; }
.string:nth-child(3)::after { background: var(--color-string-accent, var(--color-accent)); }
.strings--hero, .strings--band { padding-block: var(--space-2); }
.strings--footer { padding-block: 0 var(--space-7); gap: 3px; }
.strings--footer .string { min-height: 5px; }

@media (prefers-reduced-motion: no-preference) {
  .js .strings--hero .string:nth-child(3)::after { animation: pluck 1100ms cubic-bezier(0.3, 0.6, 0.3, 1) 650ms 1 both; }
  .string:hover::after { animation: pluck 800ms cubic-bezier(0.3, 0.6, 0.3, 1) 1; }
}
@keyframes pluck {
  0% { transform: translateY(0); }
  12% { transform: translateY(3px); }
  26% { transform: translateY(-2.4px); }
  40% { transform: translateY(1.6px); }
  54% { transform: translateY(-1px); }
  70% { transform: translateY(0.5px); }
  100% { transform: translateY(0); }
}

/* -------------------------------------------------------------- sections */
.section { padding-block: var(--space-section); }
.section + .section:not(.band) { border-top: 1px solid var(--color-line); }
.section-grid { display: grid; gap: var(--space-6); }
.section-head { display: flex; align-items: baseline; gap: var(--space-4); }
.section-index {
  font-size: var(--size-index);
  font-stretch: 62%;
  font-weight: 400;
  line-height: 0.8;
  font-variant-numeric: tabular-nums;
  color: var(--color-accent);
}
.section-label { color: var(--color-ink); }
.section-body { min-width: 0; container-type: inline-size; }
.section-body > .statement { margin-bottom: clamp(2rem, 1.2rem + 3vw, 4rem); }
.section-cta { margin-top: var(--space-7); }
@media (min-width: 60rem) {
  .section-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--space-6); }
  .section-head {
    grid-column: 1 / 4;
    flex-direction: column; gap: var(--space-3);
    position: sticky; top: calc(var(--header-h) + var(--space-6));
    align-self: start;
    transition: top var(--transition-base);
  }
  .header-hidden .section-head { top: var(--space-6); }
  .section-body { grid-column: 4 / -1; }
}

/* Rows: services list */
.rows { border-top: 1px solid var(--color-line-strong); counter-reset: row; }
.row {
  display: grid; grid-template-columns: 2.25rem minmax(0, 1fr); gap: var(--space-1) var(--space-4);
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--color-line);
}
.row__n { grid-row: span 2; font-size: var(--size-sm); font-variant-numeric: tabular-nums; color: var(--color-ink-3); padding-top: 0.3em; }
.row__title { font-size: var(--size-lg); font-stretch: var(--font-stretch-heading); letter-spacing: -0.01em; transition: color var(--transition-fast); }
.row__text { color: var(--color-ink-2); max-width: 52ch; }
.row:hover .row__title, .row:hover .row__n { color: var(--color-accent); }
@container (min-width: 44rem) {
  .row { grid-template-columns: 2.5rem minmax(0, 5fr) minmax(0, 7fr); align-items: baseline; }
  .row__n { grid-row: auto; }
}
.rows--links .row { grid-template-columns: 1fr; }
.rows--links a { display: flex; justify-content: space-between; align-items: center; font-size: var(--size-lg); font-weight: 600; text-decoration: none; }

/* Pillars: expertise */
.pillars { display: grid; gap: var(--space-6) var(--space-5); }
@container (min-width: 34rem) { .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@container (min-width: 58rem) { .pillars { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.pillar { border-top: 2px solid var(--color-line-strong); padding-top: var(--space-4); }
.pillar > summary { display: flex; justify-content: space-between; align-items: center; list-style: none; cursor: pointer; }
.pillar > summary::-webkit-details-marker { display: none; }
.pillar > summary::after {
  content: "+"; flex: none;
  font-size: var(--size-lg); font-weight: 400; line-height: 1; color: var(--color-accent);
}
.pillar[open] > summary::after { content: "−"; }
@media (min-width: 40rem) {
  .pillar > summary { cursor: default; }
  .pillar > summary::after { content: none; }
}
.pillar__title {
  font-size: var(--size-xl); font-stretch: var(--font-stretch-display);
  text-transform: uppercase; letter-spacing: 0.01em; line-height: 1;
}
.pillar__purpose { color: var(--color-ink-3); font-size: var(--size-sm); margin: var(--space-2) 0 var(--space-4); }
.pillar > summary + .pillar__list { margin-top: var(--space-4); }
.pillar__list li { padding-block: var(--space-2); border-top: 1px solid var(--color-line); font-size: var(--size-sm); }

.ledger { margin-top: var(--space-8); border-top: 1px solid var(--color-line-strong); }
.ledger > div {
  display: grid; gap: var(--space-1) var(--space-5);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}
@container (min-width: 40rem) { .ledger > div { grid-template-columns: 12rem minmax(0, 1fr); align-items: baseline; } }
.ledger dt { color: var(--color-ink-3); }
.ledger__exploring dd { color: var(--color-ink-2); }

/* Experience */
.job {
  display: grid; gap: var(--space-2) var(--space-5);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-line-strong);
}
.job--minor { border-top-color: var(--color-line); }
@container (min-width: 40rem) { .job { grid-template-columns: 10rem minmax(0, 1fr); } }
.job__period { color: var(--color-ink-3); font-variant-numeric: tabular-nums; padding-top: 0.35em; }
.job__org { font-size: var(--size-xl); font-stretch: var(--font-stretch-heading); letter-spacing: -0.01em; }
.job__place { font-size: var(--size-sm); font-weight: 400; color: var(--color-ink-3); letter-spacing: 0; margin-left: var(--space-2); }
.job--minor .job__org { font-size: var(--size-lg); }
.job__role { font-weight: 600; margin-top: var(--space-1); }
.job__summary { color: var(--color-ink-2); margin-top: var(--space-2); max-width: 62ch; }
.job__points { margin-top: var(--space-4); display: grid; gap: var(--space-2); max-width: 66ch; }
.job__points li { position: relative; padding-left: var(--space-5); }
.job__points li::before {
  content: ""; position: absolute; left: 0; top: 0.8em;
  width: 0.75rem; height: 2px; background: var(--color-accent);
}

.principles {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-line);
}
.principles ol { display: grid; gap: var(--space-5); counter-reset: p; }
@container (min-width: 44rem) { .principles ol { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.principles li { counter-increment: p; color: var(--color-ink-2); font-size: var(--size-sm); }
.principles li::before {
  content: counter(p, decimal-leading-zero);
  display: block; margin-bottom: var(--space-2);
  font-size: var(--size-xs); color: var(--color-accent); font-weight: 600; font-variant-numeric: tabular-nums;
}
.principles strong { display: block; color: var(--color-ink); font-size: var(--size-md); font-stretch: var(--font-stretch-heading); margin-bottom: var(--space-1); }
.portrait { margin-top: var(--space-6); width: min(100%, 22rem); aspect-ratio: 4 / 5; object-fit: cover; filter: grayscale(1) contrast(1.05); }

/* Work: case studies */
.case { padding-block: var(--space-6); border-top: 2px solid var(--color-line-strong); }
.case + .case { margin-top: var(--space-5); }
.case__kind { color: var(--color-accent); }
.case__title {
  font-size: var(--size-2xl); font-stretch: var(--font-stretch-display);
  letter-spacing: -0.02em; line-height: 1; margin-top: var(--space-2);
}
.case__facts { margin-top: var(--space-5); display: grid; }
.case__fact {
  display: grid; gap: var(--space-1) var(--space-5);
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-line);
}
@container (min-width: 40rem) { .case__fact { grid-template-columns: 10rem minmax(0, 1fr); } }
.case__fact dt { color: var(--color-ink-3); padding-top: 0.3em; }
.case__fact dd { max-width: 64ch; }
.case__fact--stack dd { font-size: var(--size-sm); font-stretch: var(--font-stretch-ui); font-weight: 500; }
.case__fact--outcome dd { font-weight: 600; }
.case__link { margin-top: var(--space-4); }
.case__link a, .oss__name { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 600; }

.oss-label { margin-top: var(--space-8); }
.oss { display: grid; gap: var(--space-5); border-top: 1px solid var(--color-line-strong); padding-top: var(--space-5); }
@container (min-width: 40rem) { .oss { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.oss__name { font-size: var(--size-lg); font-stretch: var(--font-stretch-heading); text-decoration: none; }
.oss p { color: var(--color-ink-2); margin-top: var(--space-2); font-size: var(--size-sm); }
.oss .meta { color: var(--color-ink-3); }
#work .note { margin-top: var(--space-7); padding-top: var(--space-5); border-top: 1px solid var(--color-line); }

/* ------------------------------------------------ band: inverse (music) */
.band {
  background: var(--color-bg);
  color: var(--color-ink);
  padding-top: var(--space-6);
}
.band > .strings { margin-bottom: var(--space-section); }
.roles { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-bottom: var(--space-7); }
.roles li {
  font-size: var(--size-lg); font-stretch: var(--font-stretch-heading); font-weight: 500;
  color: var(--color-ink-2);
}
@media (min-width: 36rem) { .roles li + li::before { content: "·"; margin-right: var(--space-5); color: var(--color-accent); } }
.cols { display: grid; gap: var(--space-5); }
@container (min-width: 44rem) { .cols { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.col { border-top: 1px solid var(--color-line-strong); padding-top: var(--space-4); }
.col__title { font-size: var(--size-md); font-stretch: var(--font-stretch-heading); margin-bottom: var(--space-2); }
.col p { color: var(--color-ink-2); font-size: var(--size-sm); }
.cols--ruled .col { border-top-width: 2px; }
.genres { margin-top: var(--space-6); display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-2) var(--space-4); }
.genres .eyebrow { margin: 0; }
.social { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-5); }
.social a { font-weight: 600; }
.topics { display: flex; flex-wrap: wrap; gap: var(--space-2); max-width: 48rem; }
.topics li {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-line-strong);
  font-size: var(--size-sm); font-stretch: var(--font-stretch-ui); font-weight: 500;
}

/* Media facades (music page) */
.media { display: grid; gap: var(--space-5); margin-bottom: var(--space-6); }
.embed {
  position: relative;
  display: grid; place-items: center; gap: var(--space-3); align-content: center;
  padding: var(--space-6);
  border: 1px solid var(--color-line-strong);
  background: var(--color-surface);
}
.embed--video { aspect-ratio: 16 / 9; }
.embed--audio { min-height: 10rem; }
.embed .strings { position: absolute; inset: auto 0 var(--space-5); padding-inline: var(--space-5); }
.embed__note { font-size: var(--size-xs); color: var(--color-ink-3); }
.embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }


/* --------------------------------------------------------------- contact */
.section--contact { border-top: 1px solid var(--color-line); }
.contact { display: grid; gap: var(--space-8); }
@container (min-width: 50rem) { .contact { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: var(--space-7); } }
.contact__intro { color: var(--color-ink-2); margin-bottom: var(--space-6); max-width: 52ch; }
.contact__aside { border-top: 1px solid var(--color-line-strong); padding-top: var(--space-5); align-self: start; }
.contact__email { font-size: var(--size-lg); font-weight: 600; font-stretch: var(--font-stretch-heading); margin-bottom: var(--space-6); overflow-wrap: anywhere; }
.contact__links { display: grid; gap: var(--space-2); }
.contact__links a { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 600; }
.contact__based { margin-top: var(--space-6); font-size: var(--size-sm); color: var(--color-ink-3); }

.form { display: grid; gap: var(--space-5); }
@container (min-width: 36rem) {
  .form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field--wide, .form__status { grid-column: 1 / -1; }
}
.field { display: grid; gap: var(--space-2); align-content: start; }
.field label { font-size: var(--size-sm); font-weight: 600; font-stretch: var(--font-stretch-ui); }
.field__opt { font-weight: 400; color: var(--color-ink-3); }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  background: var(--color-surface);
  border: 1px solid color-mix(in srgb, var(--color-ink) 45%, transparent);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color var(--transition-fast);
}
.field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 1.15rem) 55%, calc(100% - 0.8rem) 55%;
  background-size: 0.35rem 0.35rem;
  background-repeat: no-repeat;
  padding-right: 2.5rem;
}
.field textarea { min-height: 10rem; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--color-ink); }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { border-color: var(--color-accent); outline-offset: 1px; }
.field [aria-invalid="true"] { border-color: var(--color-error); border-width: 2px; }
.field__hint { font-size: var(--size-sm); color: var(--color-ink-3); }
.field__error { font-size: var(--size-sm); color: var(--color-error); font-weight: 600; }
.field__error::before { content: "! "; }
.form__status:empty { display: none; }
.form__status { padding: var(--space-3) var(--space-4); border-left: 3px solid var(--color-error); background: var(--color-surface); font-weight: 600; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-4); }
.form__privacy { font-size: var(--size-sm); color: var(--color-ink-3); max-width: 42ch; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form__success { padding: var(--space-6); border-left: 3px solid var(--color-accent); background: var(--color-surface); }
.form__success:focus { outline: none; }
.form__success-title { font-size: var(--size-xl); font-stretch: var(--font-stretch-heading); font-weight: 700; line-height: 1.15; margin-bottom: var(--space-3); }

/* ------------------------------------------------------------ plain pages */
.section--page { min-height: 60vh; }
.prose { max-width: 44rem; }
.prose h2 { font-size: var(--size-lg); font-stretch: var(--font-stretch-heading); margin-top: var(--space-7); margin-bottom: var(--space-3); }
.prose p { color: var(--color-ink-2); }
.prose .lead { margin-top: var(--space-4); }

/* ---------------------------------------------------------------- footer */
.site-footer { padding-block: var(--space-8) var(--space-6); border-top: 1px solid var(--color-line); }
.band + .site-footer, .section--contact + .site-footer { margin-top: 0; }
.site-footer__grid { display: grid; gap: var(--space-6); font-size: var(--size-sm); }
@media (min-width: 48rem) { .site-footer__grid { grid-template-columns: 2fr 1fr 1fr; } }
.site-footer__name { font-size: var(--size-lg); font-weight: 700; font-stretch: var(--font-stretch-heading); margin-bottom: var(--space-2); }
.site-footer__grid p { color: var(--color-ink-2); max-width: 36ch; }
.site-footer__h { font-size: var(--size-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-ink-3) !important; margin-bottom: var(--space-3); }
.site-footer ul { list-style: none; padding: 0; display: grid; gap: var(--space-2); }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer__base {
  display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); justify-content: space-between;
  margin-top: var(--space-8); padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
  font-size: var(--size-xs); color: var(--color-ink-3);
}
.site-footer__legal { display: flex; gap: var(--space-4); }
.site-footer__legal .linklike { font-size: inherit; text-decoration: none; }

/* --------------------------------------------------------------- consent */
.consent {
  position: fixed; z-index: 60; left: var(--space-4); right: var(--space-4); bottom: var(--space-4);
  max-width: 30rem;
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-line-strong);
  font-size: var(--size-sm);
}
.consent__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-4); }
.consent[hidden] { display: none; }

/* ----------------------------------------------------------------- misc */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .site-header, .site-footer, .strings, .section--contact, .consent, .actions { display: none !important; }
  body { background: #fff; color: #000; }
  .band { background: #fff; color: #000; }
  .section { padding-block: 1.5rem; }
}