/* ─────────────────────────────────────────────────────────────────
   Inna Antipina — main stylesheet
   Built on the design-system tokens. Tweak overrides come in via
   inline custom-properties on .ia-root.
   ───────────────────────────────────────────────────────────────── */

.ia-root {
  /* ── Primitive color ───────────────────────────────── */
  --color-warm-50:  #faf7f2;
  --color-warm-100: #f3ede3;
  --color-warm-200: #ece3d3;
  --color-warm-300: #d9c7b4;
  --color-warm-400: #c2a98f;
  --color-warm-500: #a88c6e;
  --color-warm-600: #8b6f5c;
  --color-warm-700: #6b5544;
  --color-warm-800: #4a3a2e;
  --color-warm-900: #2a1f17;

  --color-neutral-50:  #f7f5f1;
  --color-neutral-100: #ebe7e0;
  --color-neutral-200: #d8d2c8;
  --color-neutral-300: #b9b1a4;
  --color-neutral-400: #918879;
  --color-neutral-500: #6f675a;
  --color-neutral-600: #524c42;
  --color-neutral-700: #3a352e;
  --color-neutral-800: #2a2620;
  --color-neutral-900: #1a1814;

  --color-rose-100: #f4e0d3;
  --color-rose-300: #dca888;
  --color-rose-500: #a8694b;
  --color-rose-700: #6c3f2c;
  --color-rose-900: #2e1c14;

  /* ── Semantic surfaces (overridable via Tweaks) ─────── */
  --bg-page:    var(--color-warm-50);
  --bg-surface: #ffffff;
  --bg-elev:    var(--color-warm-100);
  --bg-soft:    var(--color-warm-200);
  --bg-deep:    var(--color-neutral-900);
  --fg:         var(--color-neutral-900);
  --fg-muted:   var(--color-neutral-600);
  --fg-subtle:  var(--color-neutral-400);
  --fg-inv:     var(--color-warm-50);
  --accent:     var(--color-rose-700);
  --accent-soft:var(--color-rose-100);
  --line:       rgba(42,38,32,0.10);
  --line-strong:rgba(42,38,32,0.22);

  /* ── Type ──────────────────────────────────────────── */
  --font-display: 'Archivo', system-ui, sans-serif;
  --font-serif:   'Fraunces', Georgia, serif;
  --font-body:    'Manrope', system-ui, sans-serif;

  /* ── Tweakable: radius scale ───────────────────────── */
  --r-sharp:  0;
  --r-soft:   12px;
  --r-round:  28px;
  /* default = soft, overridden below */
  --r-sm:  6px;
  --r-md:  12px;
  --r-lg:  20px;
  --r-pill:999px;

  /* ── Tweakable: density ─────────────────────────────── */
  --pad-sec-y: 96px;
  --pad-card:  28px;
  --gap-card:  20px;
  --hero-h:    640px;

  background: var(--bg-page);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* density variants — scale paddings and rhythm */
.ia-root[data-density="compact"] {
  --pad-sec-y: 64px;
  --pad-card: 20px;
  --gap-card: 14px;
  --hero-h: 540px;
}
.ia-root[data-density="comfy"] {
  --pad-sec-y: 128px;
  --pad-card: 36px;
  --gap-card: 28px;
  --hero-h: 760px;
}

/* radius variants */
.ia-root[data-radius="sharp"] {
  --r-sm: 0; --r-md: 0; --r-lg: 0; --r-pill: 0;
}
.ia-root[data-radius="round"] {
  --r-sm: 12px; --r-md: 24px; --r-lg: 32px; --r-pill: 999px;
}

/* ── Reset within scope ───────────────────────────────── */
.ia-root *, .ia-root *::before, .ia-root *::after { box-sizing: border-box; }
.ia-root h1,.ia-root h2,.ia-root h3,.ia-root h4,.ia-root p,.ia-root figure,.ia-root ul,.ia-root ol { margin: 0; }
.ia-root ul,.ia-root ol { padding: 0; list-style: none; }
.ia-root img { display: block; max-width: 100%; }
.ia-root button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
.ia-root a { color: inherit; text-decoration: none; }
.ia-root input, .ia-root textarea, .ia-root select { font: inherit; color: inherit; }

/* ── Typography ───────────────────────────────────────── */
.ia-display {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.025em;
}
.ia-h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.015em;
}
.ia-h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.ia-eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-subtle);
}
.ia-lead {
  font-size: 19px;
  line-height: 1.5;
  color: var(--fg-muted);
  text-wrap: pretty;
}

/* ── Frame ────────────────────────────────────────────── */
.ia-frame {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ── Buttons ──────────────────────────────────────────── */
.ia-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: all 180ms cubic-bezier(.2,.8,.2,1);
  white-space: nowrap;
}
.ia-btn-primary {
  background: var(--bg-deep);
  color: var(--fg-inv);
}
.ia-btn-primary:hover {
  background: var(--accent);
  transform: translateY(-1px);
}
.ia-btn-ghost {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--line-strong);
}
.ia-btn-ghost:hover {
  background: var(--bg-elev);
}
.ia-btn-soft {
  background: var(--bg-elev);
  color: var(--fg);
}
.ia-btn-soft:hover { background: var(--bg-soft); }

.ia-btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--r-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ── Nav ──────────────────────────────────────────────── */
.ia-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250,247,242,0.78);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
.ia-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}
.ia-logo {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 26px;
  letter-spacing: -0.02em;
  line-height: 1;
}
.ia-logo .alt {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: block;
  color: var(--fg-subtle);
  margin-top: 4px;
}
.ia-nav-links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  color: var(--fg-muted);
}
.ia-nav-links a {
  position: relative;
  transition: color 180ms;
}
.ia-nav-links a:hover { color: var(--fg); }
.ia-nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: -4px;
  height: 1px;
  background: currentColor;
  transition: right 220ms cubic-bezier(.2,.8,.2,1);
}
.ia-nav-links a:hover::after { right: 0; }

.ia-nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* mobile nav */
.ia-nav-burger { display: none; }
@media (max-width: 880px) {
  .ia-frame { padding: 0 24px; }
  .ia-nav-links { display: none; }
  .ia-nav-burger { display: inline-flex; width:44px;height:44px;align-items:center;justify-content:center;border-radius:var(--r-pill);}
  .ia-nav-cta .ia-btn-soft { display: none; }
}

/* ── Hero ─────────────────────────────────────────────── */
.ia-hero {
  padding: 32px 0 var(--pad-sec-y);
}

/* ── Cards ────────────────────────────────────────────── */
.ia-card {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--pad-card);
  transition: all 220ms cubic-bezier(.2,.8,.2,1);
}
.ia-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 18px 40px rgba(42,38,32,0.08);
  transform: translateY(-2px);
}

/* ── Service cards (image variant) ────────────────────── */
.ia-svc {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-elev);
  aspect-ratio: 4/5;
  cursor: pointer;
  transition: transform 320ms cubic-bezier(.2,.8,.2,1);
}
.ia-svc:hover { transform: translateY(-3px) scale(1.005); }
.ia-svc image-slot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.ia-svc::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(20,16,12,0.6) 100%);
  pointer-events: none;
  transition: opacity 220ms;
}
.ia-svc-info {
  position: absolute;
  left: var(--pad-card);
  right: var(--pad-card);
  bottom: var(--pad-card);
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  color: white;
  z-index: 2;
}
.ia-svc-info h3 {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.ia-svc-info .meta {
  font-size: 13px;
  opacity: 0.85;
  margin-top: 4px;
  font-weight: 400;
}
.ia-svc-arrow {
  width: 44px;
  height: 44px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 220ms;
}
.ia-svc:hover .ia-svc-arrow { transform: translate(2px, -2px) rotate(-12deg); }

/* Minimal card variant (no image) */
.ia-svc-min {
  position: relative;
  background: var(--bg-elev);
  border-radius: var(--r-md);
  padding: var(--pad-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 220px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 220ms cubic-bezier(.2,.8,.2,1);
}
.ia-svc-min:hover {
  background: var(--bg-soft);
  border-color: var(--line-strong);
}
.ia-svc-min-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--fg-subtle);
}
.ia-svc-min h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-top: 16px;
}
.ia-svc-min .desc {
  color: var(--fg-muted);
  font-size: 14px;
  line-height: 1.45;
  margin-top: 8px;
}
.ia-svc-min .ftr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  font-size: 13px;
  color: var(--fg-muted);
}

/* Icon card variant */
.ia-svc-icon {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--pad-card);
  display: flex;
  flex-direction: column;
  gap: 16px;
  cursor: pointer;
  transition: all 220ms cubic-bezier(.2,.8,.2,1);
}
.ia-svc-icon:hover {
  border-color: var(--accent);
  background: var(--bg-elev);
}
.ia-svc-icon .icon {
  width: 56px;
  height: 56px;
  border-radius: var(--r-pill);
  background: var(--bg-elev);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.ia-svc-icon h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.2;
}
.ia-svc-icon .meta { font-size: 13px; color: var(--fg-muted); margin-top: auto; padding-top: 12px; }

/* ── FAQ accordion ────────────────────────────────────── */
.ia-faq-item {
  border-bottom: 1px solid var(--line);
}
.ia-faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
  text-align: left;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  gap: 24px;
  transition: color 180ms;
}
.ia-faq-q:hover { color: var(--accent); }
.ia-faq-q-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-strong);
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform 280ms cubic-bezier(.2,.8,.2,1), background 220ms;
  font-size: 18px;
}
.ia-faq-item[data-open="true"] .ia-faq-q-icon { transform: rotate(45deg); background: var(--bg-deep); color: var(--fg-inv); border-color: transparent; }
.ia-faq-a {
  overflow: hidden;
  transition: max-height 360ms cubic-bezier(.4,0,.2,1);
  max-height: 0;
}
.ia-faq-item[data-open="true"] .ia-faq-a {
  max-height: 240px;
}
.ia-faq-a-inner {
  padding-bottom: 28px;
  color: var(--fg-muted);
  font-size: 16px;
  line-height: 1.6;
  max-width: 64ch;
}

/* ── Reviews carousel ─────────────────────────────────── */
.ia-reviews-track {
  display: flex;
  gap: 20px;
  scroll-snap-type: x mandatory;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding-bottom: 12px;
  scrollbar-width: none;
}
.ia-reviews-track::-webkit-scrollbar { display: none; }
.ia-review {
  flex: 0 0 380px;
  scroll-snap-align: start;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.ia-review-quote {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.005em;
  color: var(--fg);
}
.ia-review-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.ia-review-avatar {
  width: 40px; height: 40px;
  border-radius: var(--r-pill);
  background: var(--bg-elev);
  flex-shrink: 0;
  overflow: hidden;
}
.ia-review-name { font-weight: 500; font-size: 14px; }
.ia-review-tag { font-size: 12px; color: var(--fg-muted); }
.ia-review-stars { color: var(--accent); font-size: 13px; letter-spacing: 1px; }

/* ── Gallery ──────────────────────────────────────────── */
.ia-gallery {
  display: grid;
  gap: 4px;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 120px;
}
.ia-gallery-item {
  position: relative;
  overflow: hidden;
  background: var(--bg-elev);
  cursor: pointer;
  border-radius: var(--r-sm);
  transition: opacity 220ms;
}
.ia-gallery-item image-slot { position: absolute; inset: 0; }
.ia-gallery-item:hover { opacity: 0.92; }
.ia-gallery-item.span-2c { grid-column: span 6; grid-row: span 2; }
.ia-gallery-item.span-1 { grid-column: span 3; grid-row: span 1; }
.ia-gallery-item.span-1t { grid-column: span 3; grid-row: span 2; }
.ia-gallery-item.span-2t { grid-column: span 6; grid-row: span 1; }

@media (max-width: 880px) {
  .ia-gallery { grid-template-columns: repeat(6, 1fr); grid-auto-rows: 100px; }
  .ia-gallery-item.span-2c { grid-column: span 6; grid-row: span 2; }
  .ia-gallery-item.span-1, .ia-gallery-item.span-1t { grid-column: span 3; grid-row: span 1; }
  .ia-gallery-item.span-2t { grid-column: span 6; grid-row: span 1; }
}

/* ── Portfolio masonry ───────────────────────────────── */
.ia-masonry {
  columns: 3;
  column-gap: 6px;
}
.ia-masonry-item {
  break-inside: avoid;
  margin-bottom: 6px;
  position: relative;
  overflow: hidden;
  border-radius: var(--r-sm);
  cursor: pointer;
  display: block;
}
.ia-masonry-item img {
  width: 100%; display: block;
  transition: transform 320ms ease, opacity 220ms;
}
.ia-masonry-item:hover img { transform: scale(1.03); opacity: 0.9; }
@media (max-width: 880px) { .ia-masonry { columns: 2; } }
@media (max-width: 480px)  { .ia-masonry { columns: 1; } }

@keyframes lb-appear {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes lb-overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Lightbox ─────────────────────────────────────────── */
.ia-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20,16,12,0.92);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  backdrop-filter: blur(4px);
}
.ia-lightbox-img {
  max-width: 80vw;
  max-height: 85vh;
  background: var(--bg-elev);
  border-radius: var(--r-md);
  overflow: hidden;
  position: relative;
}
.ia-lightbox-img image-slot { width: 100%; height: 100%; }
.ia-lightbox-x {
  position: absolute;
  top: 24px; right: 24px;
  width: 44px; height: 44px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,0.12);
  color: white;
  display: inline-flex; align-items: center; justify-content: center;
}
.ia-lightbox-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px; height: 56px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,0.12);
  color: white;
  display: inline-flex; align-items: center; justify-content: center;
}

/* ── Section header (reusable) ────────────────────────── */
.ia-section {
  padding: var(--pad-sec-y) 0;
}
.ia-section-hd {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 56px;
}
@media (max-width: 880px) {
  .ia-section-hd { grid-template-columns: 1fr; gap: 16px; margin-bottom: 32px; }
}

/* ── Footer ───────────────────────────────────────────── */
.ia-footer {
  background: var(--bg-deep);
  color: var(--fg-inv);
  padding: 96px 0 48px;
  margin-top: 96px;
}
.ia-footer .ia-frame { color: inherit; }
.ia-footer h3 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: 64px;
  text-wrap: pretty;
}
.ia-footer h3 em { font-style: italic; }
.ia-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  padding-top: 64px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.ia-footer-col h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-warm-300);
  margin-bottom: 16px;
}
.ia-footer-col a, .ia-footer-col p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(250,247,242,0.78);
}
.ia-footer-col a:hover { color: var(--color-warm-50); }
.ia-footer-col a { display: block; }
.ia-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-warm-300);
}

@media (max-width: 880px) {
  .ia-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; padding-top: 40px; }
  .ia-footer { padding: 64px 0 32px; }
}

/* ── Marquee strip ────────────────────────────────────── */
.ia-marquee {
  display: flex;
  gap: 56px;
  align-items: center;
  white-space: nowrap;
  padding: 24px 0;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(28px, 4vw, 48px);
  letter-spacing: -0.02em;
}
.ia-marquee-track {
  display: flex;
  gap: 56px;
  animation: ia-marquee 38s linear infinite;
  flex-shrink: 0;
}
.ia-marquee-track > span {
  display: inline-flex;
  align-items: center;
  gap: 56px;
}
.ia-marquee-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
@keyframes ia-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Scroll-reveal ────────────────────────────────────── */
.ia-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 720ms cubic-bezier(.2,.8,.2,1), transform 720ms cubic-bezier(.2,.8,.2,1);
}
.ia-reveal.is-in {
  opacity: 1;
  transform: none;
}