/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:         #f5f7fa;
  --bg-2:       #e8ecf2;
  --paper:      #ffffff;
  --ink:        #10161f;
  --ink-soft:   #2b3444;
  --ink-mute:   #64707e;
  --accent:     #1c3d6b;
  --accent-2:   #122a4c;
  --gold:       #4a5a72;
  --line:       rgba(16,22,31,0.15);
  --line-strong: rgba(16,22,31,0.85);

  --serif-display: "Bodoni Moda", "Times New Roman", serif;
  --serif-body:    "Source Serif 4", Georgia, serif;
  --sans:          "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --nav-h: 84px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
body {
  font-family: var(--serif-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; }
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: var(--paper); }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
@media (min-width: 960px) { .container { padding-inline: 2.5rem; } }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1.1rem; background: var(--ink); color: var(--paper);
  z-index: 9999; border-radius: 4px; font-family: var(--sans); font-weight: 600; font-size: .85rem;
  transition: top .3s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity .85s var(--ease-soft), transform .85s var(--ease-soft);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }
/* Defensive: never let split/reveal combos vanish permanently */
.reveal[data-split] { opacity: 1; transform: none; }

/* =============================================================
   4. Typography
   ============================================================= */
.kicker {
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .9rem;
}
.section-title {
  font-family: var(--serif-display);
  font-weight: 500;
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  color: var(--ink);
  max-width: 18ch;
  margin-bottom: 2.6rem;
}
.byline {
  font-family: var(--sans);
  font-size: .85rem;
  color: var(--ink-mute);
  letter-spacing: .01em;
  margin-top: 1.1rem;
}

.dropcap {
  float: left;
  font-family: var(--serif-display);
  font-size: 4.2rem;
  line-height: .8;
  font-weight: 600;
  margin: .1rem .5rem -.15rem 0;
  color: var(--accent);
}

/* =============================================================
   5. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sans);
  font-weight: 600;
  font-size: .88rem;
  letter-spacing: .01em;
  padding: .85rem 1.5rem;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: transform .4s var(--ease-soft), box-shadow .4s var(--ease-soft), background-color .3s var(--ease-out), color .3s var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--paper);
  box-shadow: 0 10px 26px -10px rgba(28,61,107,0.5);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 36px -12px rgba(28,61,107,0.55); background: var(--accent-2); }
.btn-outline {
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-outline:hover { transform: translateY(-3px); border-color: var(--ink); background: var(--paper); }
.btn-ghost {
  color: var(--ink-soft);
  font-family: var(--sans);
  font-weight: 500;
}
.btn-ghost:hover { color: var(--accent); }
.btn-lg { padding: 1.05rem 1.9rem; font-size: .92rem; }

.nav-link {
  position: relative;
  font-family: var(--sans);
  font-size: .88rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: .3rem 0;
}
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }

/* =============================================================
   6. Sections
   ============================================================= */

/* --- Progress bar --- */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 300; background: transparent; pointer-events: none;
}
.scroll-progress span {
  display: block; height: 100%;
  background: var(--accent);
  transform-origin: 0 0; transform: scaleX(0);
}

/* --- Masthead --- */
.masthead {
  position: fixed; top: 0; inset-inline: 0; z-index: 200;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .4s var(--ease-out), border-color .4s var(--ease-out), backdrop-filter .4s var(--ease-out);
}
.masthead.is-scrolled {
  background: rgba(245,247,250,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.masthead-inner {
  max-width: 1180px; margin-inline: auto; padding: 1.1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  min-height: var(--nav-h);
}
@media (min-width: 960px) { .masthead-inner { padding: 1.1rem 2.5rem; } }

.masthead-brand { display: flex; flex-direction: column; line-height: 1; }
.masthead-brand-row { display: flex; align-items: center; gap: .55rem; }
.brand-mark { color: var(--accent); flex-shrink: 0; }
.masthead-brand-name {
  font-family: var(--serif-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--ink);
  letter-spacing: -.01em;
}
.masthead-brand-name em { font-style: italic; color: var(--accent); }
.masthead-brand-sub {
  font-family: var(--sans);
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: .3rem;
}

.masthead-nav { display: none; gap: 2.1rem; }
@media (min-width: 960px) { .masthead-nav { display: flex; } }

.masthead-actions { display: none; align-items: center; gap: .9rem; }
@media (min-width: 1180px) { .masthead-actions { display: flex; } }

.hamburger {
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 30px; height: 30px;
}
@media (min-width: 1180px) { .hamburger { display: none; } }
.hamburger span { display: block; width: 100%; height: 1.5px; background: var(--ink); transition: transform .35s var(--ease-out), opacity .35s var(--ease-out); }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 190;
  background: var(--ink); color: var(--paper);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .6s var(--ease-soft);
}
.nav-mobile[data-open] { clip-path: inset(0); }
.nav-mobile a { font-family: var(--serif-display); font-size: 1.9rem; font-weight: 500; }
.nav-mobile-cta {
  font-family: var(--sans) !important; font-size: 1rem !important;
  border: 1px solid rgba(255,255,255,.4); padding: .8rem 1.6rem; border-radius: 3px; margin-top: .5rem;
}

/* --- Hero --- */
.hero { padding-top: calc(var(--nav-h) + 3.5rem); padding-bottom: 4rem; position: relative; }
.hero-grid {
  display: grid; gap: 3rem;
  align-items: center;
}
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 4rem; }
}
.hero-title {
  font-family: var(--serif-display);
  font-weight: 600;
  font-size: clamp(3rem, 8.5vw, 5.6rem);
  color: var(--ink);
  letter-spacing: -.01em;
}
.hero-title em { font-style: italic; color: var(--accent); font-weight: 500; }
.hero-deck {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 42ch;
  margin-top: 1.5rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.1rem; }

.hero-figure { margin: 0; }
.hero-photo-frame {
  position: relative;
  border: 1px solid var(--line-strong);
  padding: .6rem;
  background: var(--paper);
}
.hero-photo-frame img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  filter: grayscale(.55) contrast(1.1);
}
.hero-figure figcaption {
  font-family: var(--sans);
  font-size: .78rem;
  font-style: italic;
  color: var(--ink-mute);
  margin-top: .8rem;
  padding-left: .2rem;
}
.hero-hairline { border-top: 1px solid var(--line-strong); margin-top: 3.5rem; }

/* --- Services --- */
.services { padding-block: 6rem; }
.services-grid {
  display: grid; gap: 0;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}
@media (min-width: 720px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1180px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service-card {
  padding: 2.1rem 1.9rem;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.service-img {
  margin: -2.1rem -1.9rem 1.6rem -1.9rem;
  aspect-ratio: 16/10;
  overflow: hidden;
}
.service-img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.5) contrast(1.05);
  transition: transform .8s var(--ease-soft), filter .5s var(--ease-out);
}
.service-card:hover .service-img img { transform: scale(1.06); filter: grayscale(.15) contrast(1.05); }

.service-num {
  display: block;
  font-family: var(--serif-display);
  font-style: italic;
  color: var(--gold);
  font-size: 1.1rem;
  margin-bottom: .8rem;
}
.service-card h3 {
  font-family: var(--serif-display);
  font-weight: 500;
  font-size: 1.28rem;
  color: var(--ink);
  margin-bottom: 1rem;
}
.service-card ul { display: flex; flex-direction: column; gap: .45rem; }
.service-card li {
  font-size: .93rem;
  color: var(--ink-soft);
  padding-left: 1rem;
  position: relative;
}
.service-card li::before {
  content: "—"; position: absolute; left: 0; color: var(--accent);
}

/* --- Pull quote --- */
.pull-quote-section { padding-block: 2rem 6rem; }
.pull-quote {
  max-width: 46rem; margin-inline: auto; text-align: center;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding-block: 3.2rem;
}
.pull-quote p {
  font-family: var(--serif-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--ink);
  line-height: 1.3;
}
.pull-quote p::before { content: "“"; display: none; }
.pull-quote cite {
  display: block; margin-top: 1.3rem;
  font-family: var(--sans); font-style: normal;
  font-size: .82rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-mute);
}

/* --- Studio (mission/vision) --- */
.studio { padding-block: 2rem 6rem; }
.studio-columns {
  font-size: 1.02rem;
  color: var(--ink-soft);
  column-gap: 3.2rem;
}
.studio-columns p { margin-bottom: 1.6rem; }
@media (min-width: 960px) {
  .studio-columns { column-count: 2; column-rule: 1px solid var(--line); }
}

.office-gallery {
  display: grid; gap: 1.5rem; margin-top: 3.5rem;
}
@media (min-width: 720px) { .office-gallery { grid-template-columns: 1fr 1fr; } }
.office-gallery img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  filter: grayscale(.4) contrast(1.08);
}
.office-gallery figcaption {
  font-family: var(--sans);
  font-size: .78rem;
  font-style: italic;
  color: var(--ink-mute);
  margin-top: .7rem;
}

/* --- Contact --- */
.contact { padding-block: 2rem 7rem; }
.contact-grid { display: grid; gap: 3rem; }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; } }
.contact-lead { color: var(--ink-soft); max-width: 40ch; margin-top: -1rem; margin-bottom: 2rem; }
.contact-list { display: flex; flex-direction: column; gap: 1.2rem; margin-bottom: 2.2rem; }
.contact-list dt {
  font-family: var(--sans); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-mute); margin-bottom: .25rem;
}
.contact-list dd { font-size: 1.05rem; color: var(--ink); }
.contact-list a:hover { color: var(--accent); }

.contact-map {
  border: 1px solid var(--line-strong);
  aspect-ratio: 4/3.4;
  overflow: hidden;
}
.contact-map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(.25) contrast(1.02); }

/* --- Footer --- */
.site-footer { border-top: 1px solid var(--line-strong); padding-top: 3.5rem; background: var(--bg-2); }
.footer-grid {
  display: grid; gap: 2.2rem;
  padding-bottom: 2.5rem;
}
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; } }
.footer-brand { font-size: 1.5rem; }
.footer-grid p { color: var(--ink-mute); font-size: .88rem; margin-top: .6rem; }
.footer-grid nav { display: flex; flex-direction: column; gap: .7rem; }
.footer-grid nav a, .footer-contact a, .footer-contact span {
  font-family: var(--sans); font-size: .88rem; color: var(--ink-soft);
}
.footer-grid nav a:hover, .footer-contact a:hover { color: var(--accent); }
.footer-contact { display: flex; flex-direction: column; gap: .7rem; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-block: 1.3rem;
}
.footer-bottom p { font-family: var(--sans); font-size: .78rem; color: var(--ink-mute); }

/* --- Credits page --- */
.credits-main { padding-top: calc(var(--nav-h) + 3rem); padding-bottom: 6rem; min-height: 60vh; }
.credits-intro { max-width: 60ch; color: var(--ink-soft); margin-bottom: 2.6rem; }
.credits-intro a { text-decoration: underline; text-decoration-color: var(--line-strong); }
.credits-list { display: flex; flex-direction: column; gap: 1.3rem; }
.credits-list li {
  display: flex; align-items: center; gap: 1.1rem;
  border-top: 1px solid var(--line); padding-top: 1.3rem;
}
.credits-list img { width: 100px; height: 74px; object-fit: cover; flex-shrink: 0; filter: grayscale(.3); }
.credits-list div { font-family: var(--sans); font-size: .87rem; color: var(--ink-soft); line-height: 1.6; }
.credits-list strong { color: var(--ink); font-weight: 600; }
.credits-list a { text-decoration: underline; text-decoration-color: var(--line-strong); }
.credits-list a:hover { color: var(--accent); }

/* --- WhatsApp floating button --- */
.whatsapp-float {
  position: fixed; right: 1.3rem; bottom: 1.3rem; z-index: 250;
  width: 54px; height: 54px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px -8px rgba(0,0,0,0.4);
  transition: transform .4s var(--ease-soft), box-shadow .4s var(--ease-soft);
  opacity: 0; transform: translateY(16px) scale(.9);
}
.whatsapp-float.is-visible { opacity: 1; transform: none; }
.whatsapp-float:hover { transform: translateY(-4px) scale(1.04); box-shadow: 0 18px 34px -8px rgba(0,0,0,0.45); }

/* =============================================================
   7. Reduced-motion — only truly intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { transition-duration: .3s; }
}