/* Faifo Studio — layout and components
   Grounds: ink (#0E0E0C) for film-led pages, bone (#F2EEE6) for print/forms — alternated section by section. */

/* ---------- type ---------- */

.h-display {
  font-family: var(--font-grotesk);
  font-weight: 600;
  font-variation-settings: 'wdth' 112;
  letter-spacing: var(--tracking-display);
  line-height: .9;
  text-transform: uppercase;
  font-size: clamp(2.75rem, 3.4vw + 2rem, 7.4rem);
}

.h-section {
  font-family: var(--font-grotesk);
  font-weight: 600;
  font-variation-settings: 'wdth' 112;
  letter-spacing: var(--tracking-display);
  line-height: .94;
  text-transform: uppercase;
  font-size: clamp(2.25rem, 2.6vw + 1.5rem, 4.6rem);
}

.h-card {
  font-family: var(--font-grotesk);
  font-weight: 600;
  font-variation-settings: 'wdth' 112;
  letter-spacing: -.035em;
  text-transform: uppercase;
  font-size: clamp(1.5rem, 1.4vw + 1rem, 2.1rem);
}

.lead {
  font-size: clamp(1.1rem, .5vw + 1rem, 1.375rem);
  line-height: 1.5;
  letter-spacing: -.005em;
  text-wrap: pretty;
  max-width: 46ch;
}

.body-text {
  font-size: 1.0625rem;
  line-height: 1.6;
  letter-spacing: -.005em;
  max-width: 64ch;
}

.meta {
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
}

.meta-sm {
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .16em; /* smaller than .meta — needs relatively more open tracking to stay legible */
  text-transform: uppercase;
}

.blockquote-stat {
  font-family: var(--font-grotesk);
  font-weight: 600;
  font-variation-settings: 'wdth' 112;
  letter-spacing: -.035em;
  line-height: 1.05;
  text-transform: uppercase;
  font-size: clamp(1.9rem, 3vw + 1rem, 4rem);
  max-width: 24ch;
}

/* ---------- grounds ---------- */

.on-ink { background: var(--ink-900); color: var(--bone-50); }
.on-bone { background: var(--bone-100); color: var(--ink-900); }
.on-ink .meta, .on-ink .meta-sm { color: var(--ink-meta-on-ink); }
.on-bone .meta, .on-bone .meta-sm { color: var(--ink-meta-on-bone); }
.on-ink .hairline-top { border-top: 1px solid var(--ink-line-on-ink); }
.on-bone .hairline-top { border-top: 1px solid var(--ink-line-on-bone); }

/* ---------- layout ---------- */

.section {
  padding: var(--sp-8) var(--page-margin) var(--sp-9);
}

.section-tight { padding: var(--sp-7) var(--page-margin); }

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

.meta-bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-4);
  border-top: 2px solid currentColor;
  padding-top: var(--sp-4);
  margin-bottom: var(--sp-8);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--grid-gutter);
}
.grid-12 > * { min-width: 0; }

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(14, 14, 12, .74);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  color: var(--bone-50);
  border-top: 1px solid rgba(250, 248, 244, .16);
}
.nav::after {
  content: "";
  position: absolute; left: 0; right: 0; top: 100%; height: 14px;
  background: linear-gradient(to bottom, rgba(14, 14, 12, .28), transparent);
  pointer-events: none;
}
@media (prefers-reduced-transparency: reduce) {
  .nav { background: var(--ink-900); backdrop-filter: none; -webkit-backdrop-filter: none; border-top-color: transparent; border-bottom: 1px solid var(--ink-line-on-ink); }
  .nav::after { display: none; }
}

.nav__row {
  max-width: var(--grid-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--page-margin);
}

.nav__brand { display: flex; align-items: center; gap: var(--sp-3); }
.nav__brand img { width: 22px; height: 22px; }
.nav__brand span {
  font-family: var(--font-grotesk);
  font-weight: 600;
  font-variation-settings: 'wdth' 112;
  letter-spacing: -.02em;
  text-transform: uppercase;
  font-size: 1.0625rem;
}

.nav__links { display: flex; align-items: center; gap: var(--sp-6); }
.nav__links a {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  color: var(--ink-meta-on-ink);
  padding-block: var(--sp-2);
  border-bottom: 1px solid transparent;
  display: inline-block;
  transition: color var(--motion-hover) var(--ease-standard), border-color var(--motion-hover) var(--ease-standard), transform 100ms ease-out;
}
.nav__links a:hover, .nav__links a:focus-visible { color: var(--bone-50); border-color: var(--bone-50); }
.nav__links a:active { transform: scale(.96); transition-duration: 80ms; }
.nav__links a.is-cta { color: var(--bone-50); }

.nav__toggle { display: none; }

/* Instant press feedback — respond on the down-stroke, not on release */
.nav__toggle, .nav-panel__close, .nav__brand, .back-top {
  transition: transform 100ms ease-out;
}
.nav__toggle:active, .nav-panel__close:active, .nav__brand:active, .back-top:active {
  transform: scale(.94);
}

/* ---------- buttons / tags ---------- */

.btn {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  padding: var(--sp-3) var(--sp-5);
  border: 1px solid currentColor;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  transition: background var(--motion-hover) var(--ease-standard), color var(--motion-hover) var(--ease-standard), transform var(--motion-hover) var(--ease-standard);
}
.on-ink .btn:hover, .on-ink .btn:focus-visible { background: var(--bone-50); color: var(--ink-900); }
.on-bone .btn:hover, .on-bone .btn:focus-visible { background: var(--ink-900); color: var(--bone-50); }
.btn:hover, .btn:focus-visible { transform: translateY(-1px); }
.btn:active { transform: translateY(1px); transition-duration: 80ms; }

.tag {
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: var(--tracking-meta);
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
  border-radius: 999px;
  border: 1px solid currentColor;
}
.tag.is-signal { color: var(--green-600); border-color: var(--green-600); }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--sp-7) var(--page-margin) var(--sp-8);
  color: var(--bone-50);
  background: var(--ink-900);
  overflow: hidden;
}

.hero__trail { position: absolute; inset: 0; z-index: 1; pointer-events: none; }

.hero__trail-img {
  position: absolute;
  top: 0; left: 0;
  width: 200px;
  height: auto;
  transform: translate(-50%, -50%) scale(.92);
  opacity: 0;
  transition: opacity 260ms var(--ease-standard), transform 260ms var(--ease-standard);
  will-change: opacity, transform;
}
.hero__trail-img.is-in { opacity: .92; transform: translate(-50%, -50%) scale(1); }
.hero__trail-img.is-out { opacity: 0; transform: translate(-50%, -50%) scale(.96); transition-duration: 480ms; }

.hero__content { position: relative; z-index: 2; max-width: var(--grid-max); margin-inline: auto; width: 100%; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }

.hero__top { display: flex; justify-content: space-between; }

.hero__body {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-8);
  flex-wrap: wrap;
  margin-top: auto;
}

.hero__lead { margin-bottom: var(--sp-3); color: var(--ink-body-on-ink); }

.hero__scroll {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--grid-max);
  margin-inline: auto;
  width: 100%;
  color: var(--ink-meta-on-ink);
}

.scroll-mark { width: 1px; height: 34px; background: var(--ink-line-on-ink); position: relative; overflow: hidden; }
.scroll-mark::after {
  content: ""; position: absolute; left: 0; top: -100%; width: 100%; height: 100%;
  background: var(--bone-50);
  animation: scrollrun 2.2s var(--ease-standard) infinite;
}
@keyframes scrollrun { to { top: 100%; } }

/* ---------- section header ---------- */

.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--sp-8); flex-wrap: wrap; margin-bottom: var(--sp-8); }

/* ---------- studio ---------- */

.studio__row { display: flex; gap: var(--sp-9); align-items: flex-start; flex-wrap: wrap; }
.studio__col { flex: 1; min-width: 260px; }

.doctrine { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--sp-7); margin-top: var(--sp-8); }
.doctrine > * { min-width: 0; }
.doctrine__item { display: flex; flex-direction: column; gap: var(--sp-3); padding-top: var(--sp-5); border-top: 1px solid var(--ink-line-on-ink); }
.on-bone .doctrine__item { border-top-color: var(--ink-line-on-bone); }
.doctrine__item span:last-child { font-size: 1.125rem; letter-spacing: -.01em; }

/* ---------- case study (Auko) ---------- */

.case-intro { display: flex; gap: var(--sp-9); flex-wrap: wrap; margin-bottom: var(--sp-8); }
.case-intro__col { flex: 1; min-width: 260px; }

.case-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--sp-6); margin-top: var(--sp-7); }
.case-facts > * { min-width: 0; }
.case-facts .fact { display: flex; flex-direction: column; gap: var(--sp-2); padding-top: var(--sp-4); border-top: 1px solid var(--ink-line-on-bone); }
.case-facts .fact strong { font-size: 1.25rem; letter-spacing: -.01em; font-weight: 500; }

/* Masonry, not a grid of forced crops — every image keeps its own native aspect
   ratio (no aspect-ratio box, no object-fit:cover), so nothing is ever cropped.
   CSS columns pack the set tightly, which is also what makes it read as one
   concise gallery instead of four padded sub-sections. */
.mosaic {
  column-count: 3;
  column-gap: var(--sp-4);
  margin-top: var(--sp-8);
}
.mosaic figure {
  position: relative;
  margin: 0 0 var(--sp-4);
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
}
.mosaic img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 500ms var(--ease-standard), filter 500ms var(--ease-standard);
}
.mosaic figcaption {
  /* kept in the DOM (the lightbox reads its text) but not shown on the tile itself —
     a caption on every thumbnail is exactly the clutter a concise gallery avoids */
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

.case-group { margin-top: var(--sp-9); }
.case-group__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--sp-5); }

/* ---------- enquire ---------- */

.enquire__row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: var(--sp-9); align-items: start; }
.enquire__copy { display: flex; flex-direction: column; gap: var(--sp-5); padding-top: var(--sp-2); }
.enquire__form { display: flex; flex-direction: column; }

.field { display: flex; flex-direction: column; gap: var(--sp-2); }
.field label { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: var(--tracking-meta); text-transform: uppercase; color: var(--ink-meta-on-bone); }
.field input, .field textarea {
  background: transparent; border: 1px solid var(--ink-line-on-bone); color: var(--ink-900);
  padding: var(--sp-4); font-family: var(--font-grotesk); font-size: 1rem;
  transition: border-color var(--motion-hover) var(--ease-standard);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(14,14,12,.55); }
.field input:focus, .field textarea:focus { border-color: var(--ink-900); }
.field input:focus:not(:focus-visible), .field textarea:focus:not(:focus-visible) { outline: none; }
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .08em; color: var(--ink-meta-on-bone); }

.btn.is-primary { box-shadow: var(--shadow-offset); }

/* ---------- footer ---------- */

.footer { padding: var(--sp-8) var(--page-margin) var(--sp-6); }
.footer__row { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--sp-6); flex-wrap: wrap; }
.footer__mark { display: flex; align-items: center; gap: var(--sp-6); margin-bottom: var(--sp-8); }
.footer__mark img { width: 84px; height: 84px; }
.back-top { display: flex; align-items: center; gap: var(--sp-2); }

/* ---------- reveal on scroll — one authored moment ---------- */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 500ms var(--ease-standard), transform 500ms var(--ease-standard); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 1024px) {
  .doctrine { grid-template-columns: 1fr 1fr; }
  .mosaic { column-count: 2; }
}

@media (max-width: 860px) {
  .nav__links { display: none; }
  .nav__toggle {
    display: flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border: 1px solid var(--ink-line-on-ink);
  }
  .nav__toggle svg { width: 16px; height: 16px; }

  .studio__row { gap: var(--sp-7); }
  .doctrine { grid-template-columns: 1fr; }

  .enquire__row { grid-template-columns: 1fr; }

  .h-display { font-size: clamp(2.4rem, 9vw, 3.6rem); }

  .case-facts { grid-template-columns: 1fr 1fr; }
  .mosaic { column-count: 1; }
  .hero__top { flex-direction: column; gap: var(--sp-2); }
}

/* mobile nav panel */
.nav-panel {
  position: fixed; inset: 0; z-index: 50;
  background: var(--ink-900); color: var(--bone-50);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: var(--sp-5) var(--page-margin) var(--sp-8);
  transform: translateY(-100%) scale(.98);
  opacity: 0;
  transition: transform 420ms cubic-bezier(.32,.72,0,1), opacity 300ms cubic-bezier(.32,.72,0,1);
}
.nav-panel.is-open { transform: translateY(0) scale(1); opacity: 1; }
.nav-panel .nav__row { max-width: none; margin-inline: 0; }
.nav-panel__links { display: flex; flex-direction: column; gap: var(--sp-6); margin-top: var(--sp-9); }
.nav-panel__links a { font-family: var(--font-grotesk); font-weight: 600; font-variation-settings: 'wdth' 112; text-transform: uppercase; font-size: 2rem; letter-spacing: -.03em; }
.nav-panel__close { align-self: flex-end; width: 40px; height: 40px; border: 1px solid var(--ink-line-on-ink); display: flex; align-items: center; justify-content: center; }

/* ---------- gallery items (mosaic figures made interactive) ---------- */

.mosaic figure[tabindex] { cursor: pointer; }
.mosaic figure[tabindex] img { transition: transform 900ms var(--ease-standard); }
.mosaic figure[tabindex]:hover img,
.mosaic figure[tabindex]:focus-visible img { transform: scale(1.02); }
.mosaic figure[tabindex]:active img { transform: scale(1.01); transition-duration: 100ms; }
.mosaic figure[tabindex]:focus-visible { outline: 2px solid var(--ink-900); outline-offset: 2px; }

/* ---------- lightbox ---------- */

.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: none;
}
.lightbox__backdrop {
  position: absolute; inset: 0;
  background: var(--ink-900);
  opacity: 0;
}
.lightbox__stage {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  touch-action: none;
  overscroll-behavior: contain;
}
.lightbox__frame {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  will-change: transform;
}
.lightbox__img {
  max-width: min(92vw, 1400px);
  max-height: 82dvh;
  width: auto; height: auto;
  object-fit: contain;
  -webkit-user-select: none; user-select: none;
  -webkit-user-drag: none;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.6);
}
.lightbox__caption {
  position: absolute; left: 0; right: 0; bottom: var(--sp-7);
  display: flex; justify-content: center; gap: var(--sp-4);
  color: var(--bone-50);
  text-align: center;
  pointer-events: none;
}
.lightbox__top {
  position: absolute; top: 0; left: 0; right: 0; z-index: 2;
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--sp-5) var(--page-margin);
  color: var(--bone-50);
}
.lightbox__close, .lightbox__nav-btn {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(250,248,244,.3);
  background: rgba(14,14,12,.3);
  backdrop-filter: blur(12px) saturate(140%);
  color: var(--bone-50);
  transition: transform 100ms ease-out, background 150ms ease-out;
}
.lightbox__close:hover, .lightbox__nav-btn:hover { background: rgba(14,14,12,.55); }
.lightbox__close:active, .lightbox__nav-btn:active { transform: scale(.92); }
.lightbox__nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 2;
}
.lightbox__nav.is-prev { left: var(--page-margin); }
.lightbox__nav.is-next { right: var(--page-margin); }
.lightbox__nav-btn:disabled { opacity: 0; pointer-events: none; }
@media (max-width: 700px) {
  .lightbox__nav { display: none; }
}

/* ---------- services / steps — numbered editorial rows, not cards ---------- */

.numbered-list { display: flex; flex-direction: column; margin-top: var(--sp-8); }
.numbered-list__item {
  display: flex; gap: var(--sp-7);
  padding: var(--sp-6) 0;
  border-top: 1px solid var(--ink-line-on-bone);
}
.on-ink .numbered-list__item { border-top-color: var(--ink-line-on-ink); }
.numbered-list__item:last-child { border-bottom: 1px solid var(--ink-line-on-bone); }
.on-ink .numbered-list__item:last-child { border-bottom-color: var(--ink-line-on-ink); }
.numbered-list__num {
  font-family: var(--font-mono); font-size: 1.5rem; letter-spacing: -.01em;
  color: var(--clay-500); flex: none; width: 64px;
}
.numbered-list__body { flex: 1; display: flex; flex-direction: column; gap: var(--sp-2); max-width: 62ch; }
.numbered-list__title { font-size: 1.5rem; font-weight: 500; letter-spacing: -.01em; }
.numbered-list__desc { font-size: 1.0625rem; line-height: 1.55; }
.on-bone .numbered-list__desc { color: var(--ink-meta-on-bone); }
.on-ink .numbered-list__desc { color: var(--ink-body-on-ink); }

/* ---------- what-we-did checklist ---------- */

.dash-list { display: flex; flex-direction: column; gap: var(--sp-4); margin-top: var(--sp-6); max-width: 56ch; }
.dash-list li { display: flex; gap: var(--sp-4); font-size: 1.0625rem; line-height: 1.5; }
.dash-list li::before { content: "—"; flex: none; color: var(--clay-500); font-family: var(--font-mono); }

/* ---------- pull quote (placeholder-aware) ---------- */

.pull-quote {
  margin-top: var(--sp-8);
  padding: var(--sp-7) var(--sp-8);
  border-left: 2px solid var(--clay-500);
}
.pull-quote p { font-size: clamp(1.3rem, 1.4vw + 1rem, 1.8rem); line-height: 1.4; letter-spacing: -.01em; max-width: 42ch; }
.pull-quote.is-placeholder {
  border-left-style: dashed;
  border-left-color: var(--sand-300);
  color: var(--ink-meta-on-bone);
}
.pull-quote.is-placeholder p { font-size: 1.0625rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-meta-on-bone); }

/* ---------- clients — editorial text list, no logo wall ---------- */

.clients__list { display: flex; flex-wrap: wrap; gap: var(--sp-8) var(--sp-9); margin-top: var(--sp-8); }
.clients__name {
  font-family: var(--font-grotesk); font-weight: 600;
  font-variation-settings: 'wdth' 112; letter-spacing: -.02em; text-transform: uppercase;
  font-size: clamp(1.5rem, 2vw + 1rem, 2.4rem);
}

/* ---------- testimonials — honest empty state ---------- */

.testimonial-empty {
  margin-top: var(--sp-8);
  padding: var(--sp-8);
  border: 1px dashed var(--sand-300);
  display: flex; flex-direction: column; gap: var(--sp-3);
  align-items: flex-start;
}
.testimonial-empty p { max-width: 48ch; color: var(--ink-meta-on-bone); }

/* ---------- select fields ---------- */

.field select {
  background: transparent; border: 1px solid var(--ink-line-on-bone); color: var(--ink-900);
  padding: var(--sp-4); font-family: var(--font-grotesk); font-size: 1rem;
  transition: border-color var(--motion-hover) var(--ease-standard);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%230E0E0C' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--sp-4) center;
  padding-right: var(--sp-8);
}
.field select:focus { border-color: var(--ink-900); }
.field select:focus:not(:focus-visible) { outline: none; }
.field select option { background: var(--bone-50); color: var(--ink-900); }

/* ---------- hero CTA row ---------- */

.hero__ctas { display: flex; gap: var(--sp-4); flex-wrap: wrap; margin-top: var(--sp-6); }

@media (max-width: 700px) {
  .numbered-list__item { gap: var(--sp-5); }
  .numbered-list__num { width: 40px; font-size: 1.1rem; }
  .clients__list { gap: var(--sp-5) var(--sp-7); }
}

@media (prefers-reduced-motion: reduce) {
  .mosaic figure[tabindex] img { transition: opacity 200ms ease; }
  .mosaic figure[tabindex]:hover img, .mosaic figure[tabindex]:active img { transform: none; }
}