/* ============================================================
   HILAGA° — studio site prototype
   Palette: paper #F2F4F1 · ink #14171A · ultramarine #2440FF
            mist #C9CFCC · whisper #E4E9FF
   Type:    Bricolage Grotesque (display) · Inter (body)
            Spline Sans Mono (meta)
   ============================================================ */

:root {
  --paper: #F2F4F1;
  --ink: #14171A;
  --ultra: #2440FF;
  --mist: #C9CFCC;
  --whisper: #E4E9FF;

  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, monospace;

  /* type scale */
  --t-hero: clamp(2.5rem, 7vw, 4.75rem);
  --t-head: clamp(1.75rem, 3.6vw, 2.75rem);
  --t-sub: clamp(1.25rem, 2vw, 1.5rem);
  --t-body: 1rem;
  --t-small: 0.875rem;
  --t-meta: 0.75rem;

  --gutter: clamp(1.25rem, 4vw, 3rem);
  --max: 1240px;
}

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

html, body { overflow-x: clip; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--t-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--ultra);
  outline-offset: 3px;
  border-radius: 1px;
}

::selection { background: var(--ultra); color: var(--paper); }

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

/* ---------- meta / eyebrow labels ---------- */
.meta {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ultra);
  display: block;
  margin-bottom: 1.25rem;
}

/* ---------- headings ---------- */
h1, h2, h3 { font-family: var(--font-display); }

h1 {
  font-size: var(--t-hero);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--t-head);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.015em;
}

h3 {
  font-family: var(--font-body);
  font-size: var(--t-sub);
  font-weight: 500;
  line-height: 1.3;
}

.accent { color: var(--ultra); }

/* ---------- animated link underline ---------- */
.u-link {
  text-decoration: none;
  background-image: linear-gradient(var(--ultra), var(--ultra));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1.5px;
  transition: background-size 0.25s ease, color 0.25s ease;
  padding-bottom: 2px;
}
.u-link:hover, .u-link:focus-visible {
  background-size: 100% 1.5px;
  color: var(--ultra);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--mist);
}

.site-header .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  text-decoration: none;
}
.wordmark sup {
  color: var(--ultra);
  font-size: 0.85em;
  vertical-align: 0.35em;
}

.site-nav {
  display: none;
  position: absolute;
  top: 3.5rem;
  left: 0;
  right: 0;
  background: var(--paper);
  border-bottom: 1px solid var(--mist);
  padding: 1rem var(--gutter) 1.5rem;
}
.site-nav.open { display: block; }

.site-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.site-nav a {
  font-size: 1.125rem;
  font-weight: 500;
}

.site-nav a[aria-current="page"] {
  color: var(--ultra);
  background-size: 100% 1.5px;
}

.nav-toggle {
  display: inline-block;
  background: none;
  border: 1px solid var(--mist);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  color: var(--ink);
}

@media (min-width: 641px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: block;
    position: static;
    top: auto;
    left: auto;
    right: auto;
    background: none;
    border-bottom: 0;
    padding: 0;
  }
  .site-nav ul { flex-direction: row; gap: 2rem; }
  .site-nav a { font-size: var(--t-small); }
}

/* ============================================================
   HERO (home)
   ============================================================ */
.hero {
  padding-block: clamp(4rem, 10vw, 8rem) clamp(3rem, 7vw, 5.5rem);
}

.hero h1 { max-width: 15ch; }

.hero .lede {
  max-width: 46ch;
  margin-top: 2rem;
  font-size: var(--t-sub);
  font-weight: 400;
  line-height: 1.45;
  color: color-mix(in srgb, var(--ink) 82%, var(--paper));
}

.hero .hero-cta {
  margin-top: 2.5rem;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* hero load sequence */
.hero .rise, .page-hero .rise { animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.hero .rise:nth-child(2), .page-hero .rise:nth-child(2) { animation-delay: 0.1s; }
.hero .rise:nth-child(3), .page-hero .rise:nth-child(3) { animation-delay: 0.2s; }
.hero .rise:nth-child(4), .page-hero .rise:nth-child(4) { animation-delay: 0.3s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

/* page hero (inner pages, shorter) */
.page-hero { padding-block: clamp(3.5rem, 8vw, 6rem) clamp(2.5rem, 5vw, 4rem); }
.page-hero h1 { max-width: 18ch; }
.page-hero .lede {
  max-width: 52ch;
  margin-top: 1.75rem;
  font-size: var(--t-sub);
  line-height: 1.45;
  color: color-mix(in srgb, var(--ink) 82%, var(--paper));
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--t-small);
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 0.8rem 1.6rem;
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.btn:hover, .btn:focus-visible {
  background: var(--ultra);
  border-color: var(--ultra);
  color: #fff;
}
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--mist);
}
.btn.ghost:hover, .btn.ghost:focus-visible {
  border-color: var(--ultra);
  color: var(--ultra);
  background: var(--whisper);
}

/* ============================================================
   SECTIONS / 12-col grid feel
   ============================================================ */
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section + .section { border-top: 1px solid var(--mist); }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
}

/* image with graceful fallback: the figure carries the backup surface */
.ph {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  background:
    linear-gradient(135deg, var(--whisper) 0%, var(--paper) 60%),
    var(--whisper);
}
.ph::before {
  content: "HILAGA°";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.2em;
  color: var(--ultra);
  opacity: 0.5;
}
.ph img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85);
}

/* ---------- work teasers (home) ---------- */
.teaser-grid { row-gap: 3rem; }
.teaser {
  grid-column: span 12;
  text-decoration: none;
  display: block;
}
.teaser .ph { aspect-ratio: 4 / 3; margin-bottom: 1rem; }
.teaser .ph img { transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1); }
.teaser:hover .ph img, .teaser:focus-visible .ph img { transform: scale(1.03); }
.teaser .meta { color: var(--ultra); }
.teaser h3 { margin-top: 0.35rem; }
.teaser p { margin-top: 0.5rem; font-size: var(--t-small); color: color-mix(in srgb, var(--ink) 75%, var(--paper)); max-width: 38ch; }

@media (min-width: 601px) {
  .teaser { grid-column: span 6; }
}
@media (min-width: 901px) {
  .teaser { grid-column: span 4; }
}

/* ---------- capabilities ---------- */
.cap-list { list-style: none; border-top: 1px solid var(--mist); }
.cap-list li {
  border-bottom: 1px solid var(--mist);
  padding: 1.75rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}
.cap-list h3 { font-size: 1.125rem; font-weight: 500; }
.cap-list p { color: color-mix(in srgb, var(--ink) 78%, var(--paper)); max-width: 56ch; }
@media (min-width: 641px) {
  .cap-list li { grid-template-columns: minmax(10rem, 1fr) 2fr; gap: 1rem 3rem; }
}

/* ---------- studio blurb (home) ---------- */
.blurb { align-items: start; }
.blurb .copy { grid-column: 1 / -1; }
.blurb .pic { grid-column: 1 / -1; }
.blurb .pic .ph { aspect-ratio: 16 / 10; }
.blurb p + p { margin-top: 1rem; }
.blurb .copy p { max-width: 52ch; }
@media (min-width: 801px) {
  .blurb .copy { grid-column: 1 / span 6; }
  .blurb .pic { grid-column: 8 / span 5; }
  .blurb .pic .ph { aspect-ratio: 4 / 5; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ultra);
  color: #fff;
}
.cta-band .inner { padding-block: clamp(3.5rem, 8vw, 6rem); }
.cta-band h2 { max-width: 20ch; color: #fff; }
.cta-band p { margin-top: 1.25rem; max-width: 48ch; color: var(--whisper); }
.cta-band .btn {
  margin-top: 2rem;
  background: var(--paper);
  border-color: var(--paper);
  color: var(--ink);
}
.cta-band .btn:hover, .cta-band .btn:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.cta-band :focus-visible { outline-color: #fff; }

/* ============================================================
   WORK LEDGER — the signature element
   ============================================================ */
.ledger { list-style: none; border-top: 1px solid var(--mist); }

.ledger-row { border-bottom: 1px solid var(--mist); }

.row-head {
  width: 100%;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 1rem 1.5rem;
  padding: 1.4rem 0.5rem;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.3s ease, padding-left 0.3s ease;
}

.row-head .idx {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  color: var(--ultra);
}
.row-head .client {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.row-head .tags {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 62%, var(--paper));
  grid-column: 2 / span 2;
  grid-row: 2;
}
.row-head .year {
  font-family: var(--font-mono);
  font-size: var(--t-small);
  color: color-mix(in srgb, var(--ink) 62%, var(--paper));
}

.ledger-row:hover .row-head,
.ledger-row:focus-within .row-head,
.ledger-row.open .row-head {
  background: var(--whisper);
  padding-left: 1rem;
}
.ledger-row:hover .idx,
.ledger-row:focus-within .idx,
.ledger-row.open .idx { color: var(--ultra); }

/* the expansion: grid-template-rows 0fr -> 1fr */
.row-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.row-body > .clip { overflow: hidden; min-height: 0; }

.ledger-row:hover .row-body,
.ledger-row:focus-within .row-body,
.ledger-row.open .row-body {
  grid-template-rows: 1fr;
}

.case {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 0.25rem 0.5rem 2rem 0.5rem;
  align-items: start;
  background: var(--whisper);
}
.ledger-row:hover .case,
.ledger-row:focus-within .case,
.ledger-row.open .case { padding-left: 1rem; }

.case p { max-width: 58ch; color: color-mix(in srgb, var(--ink) 88%, var(--paper)); }
.case .result {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ultra);
}
.case .ph { aspect-ratio: 16 / 10; max-width: 26rem; justify-self: start; width: 100%; }

@media (min-width: 481px) {
  .case { padding-left: 3rem; }
  .ledger-row:hover .case,
  .ledger-row:focus-within .case,
  .ledger-row.open .case { padding-left: 3.5rem; }
}
@media (min-width: 801px) {
  .row-head { grid-template-columns: 3.5rem minmax(0, 2.2fr) minmax(0, 2fr) auto; }
  .row-head .tags { grid-column: auto; grid-row: auto; }
  .case {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    padding: 0.5rem 0.5rem 2.25rem 5rem;
  }
  .ledger-row:hover .case,
  .ledger-row:focus-within .case,
  .ledger-row.open .case { padding-left: 5.5rem; }
  .case .ph { justify-self: end; }
}

.ledger-note {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}

/* ============================================================
   STUDIO PAGE
   ============================================================ */
.ethos-grid { row-gap: 2.5rem; }
.ethos-grid .item { grid-column: span 12; }
.ethos-grid .item h3 { font-size: 1.125rem; font-weight: 500; margin-bottom: 0.6rem; }
.ethos-grid .item p { font-size: var(--t-small); color: color-mix(in srgb, var(--ink) 78%, var(--paper)); max-width: 40ch; }
@media (min-width: 541px) { .ethos-grid .item { grid-column: span 6; } }
@media (min-width: 801px) { .ethos-grid .item { grid-column: span 4; } }

.studio-pics { margin-top: clamp(2.5rem, 6vw, 4rem); }
.studio-pics .ph:first-child, .studio-pics .ph:last-child { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
@media (min-width: 701px) {
  .studio-pics .ph:first-child { grid-column: 1 / span 7; }
  .studio-pics .ph:last-child { grid-column: 8 / span 5; aspect-ratio: 4 / 3.57; }
}

/* process — a real sequence, so it is numbered */
.process-list { list-style: none; counter-reset: step; border-top: 1px solid var(--mist); }
.process-list li {
  counter-increment: step;
  border-bottom: 1px solid var(--mist);
  padding: 1.75rem 0;
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem 3rem;
}
.process-list li::before {
  content: "0" counter(step);
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  color: var(--ultra);
  padding-top: 0.3rem;
}
.process-list h3 { font-size: 1.125rem; font-weight: 500; }
.process-list p { grid-column: 2; color: color-mix(in srgb, var(--ink) 78%, var(--paper)); max-width: 54ch; }
@media (min-width: 641px) {
  .process-list li { grid-template-columns: 3.5rem minmax(10rem, 1fr) 2fr; }
  .process-list p { grid-column: auto; }
}

.team-list { list-style: none; display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.team-list li { border-top: 2px solid var(--ink); padding-top: 0.9rem; }
.team-list .name { font-weight: 500; }
.team-list .role {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 62%, var(--paper));
  margin-top: 0.25rem;
}
@media (min-width: 421px) { .team-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 801px) { .team-list { grid-template-columns: repeat(4, 1fr); } }

/* start-a-project block */
.start-block {
  background: var(--whisper);
  border: 1px solid color-mix(in srgb, var(--ultra) 25%, var(--whisper));
  border-radius: 2px;
  padding: clamp(2rem, 5vw, 3.5rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}
.start-block h2 { max-width: 22ch; }
.start-block p { margin-top: 1rem; max-width: 48ch; color: color-mix(in srgb, var(--ink) 82%, var(--paper)); }
.start-block .mail { margin-top: 1rem; display: inline-block; font-family: var(--font-mono); font-size: var(--t-small); }
@media (min-width: 701px) { .start-block { grid-template-columns: minmax(0, 3fr) auto; } }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { border-top: 1px solid var(--mist); }
.site-footer .inner {
  padding-block: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem 2rem;
  flex-wrap: wrap;
}
.site-footer p, .site-footer a { font-size: var(--t-small); color: color-mix(in srgb, var(--ink) 70%, var(--paper)); }
.site-footer .lab-link { font-family: var(--font-mono); font-size: var(--t-meta); letter-spacing: 0.07em; text-transform: uppercase; }

/* ============================================================
   MODAL (prototype contact)
   ============================================================ */
.modal {
  border: 1px solid var(--mist);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
  width: min(92vw, 30rem);
  padding: 0;
}
.modal::backdrop { background: rgba(20, 23, 26, 0.5); }
.modal .modal-inner { padding: 2rem; }
.modal h2 { font-size: 1.5rem; }
.modal .proto-note {
  margin-top: 1rem;
  padding: 0.8rem 1rem;
  background: var(--whisper);
  border-left: 3px solid var(--ultra);
  font-size: var(--t-small);
}
.modal form { margin-top: 1.5rem; display: grid; gap: 1rem; }
.modal label {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
  display: grid;
  gap: 0.4rem;
}
.modal input, .modal textarea {
  font: inherit;
  font-size: var(--t-small);
  padding: 0.6rem 0.75rem;
  border: 1px dashed var(--mist);
  border-radius: 2px;
  background: color-mix(in srgb, var(--paper) 60%, #fff);
  color: color-mix(in srgb, var(--ink) 45%, var(--paper));
}
.modal .btn[disabled] { opacity: 0.45; cursor: not-allowed; }
.modal .btn[disabled]:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.modal .modal-close {
  margin-top: 0.5rem;
  background: none;
  border: none;
  font: inherit;
  font-size: var(--t-small);
  font-weight: 500;
  color: var(--ultra);
  cursor: pointer;
  justify-self: start;
  padding: 0.25rem 0;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in { opacity: 1; transform: none; }

/* no-JS safety */
html.no-js .reveal { opacity: 1; transform: none; }

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero .rise, .page-hero .rise { animation: none; }
  .teaser:hover .ph img { transform: none; }
}