/* ==========================================================================
   Satori Design Studio — style.css (hand-built, no frameworks)
   Palette: warm ivory / charcoal ink / bronze accent
   ========================================================================== */
:root {
  --bg: #F7F3EC;
  --bg-tinted: #EFE8DC;
  --ink: #1E1B16;
  --ink-soft: #4A443B;
  --muted: #7A7266;
  --accent: #A9713D;
  --accent-dark: #8A5A2E;
  --line: rgba(30, 27, 22, .12);
  --white: #FFFDF9;
  --radius: 14px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --shadow: 0 18px 45px -18px rgba(30, 27, 22, .25);
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.4rem, 5.4vw, 4rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; color: var(--ink-soft); }
a { color: var(--accent-dark); }
.container { max-width: 1180px; margin-inline: auto; padding-inline: 24px; }
.container.narrow { max-width: 820px; }
.section { padding: clamp(64px, 9vw, 110px) 0; }
.section.pt-0, .pt-0 { padding-top: 0; }
.section-tinted { background: var(--bg-tinted); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--white); padding: 10px 16px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- eyebrow / lede ---------- */
.eyebrow {
  font-size: .78rem; font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1.1rem;
}
.lede { font-size: 1.18rem; max-width: 56ch; }
.section-head { margin-bottom: clamp(32px, 5vw, 56px); max-width: 640px; }
.section-head.split {
  max-width: none; display: flex; align-items: flex-end;
  justify-content: space-between; gap: 24px; flex-wrap: wrap;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block; padding: 14px 28px; border-radius: 999px;
  font-weight: 600; font-size: .98rem; text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  border: 1.5px solid transparent; cursor: pointer;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--white); }
.btn-primary:hover { background: var(--accent-dark); box-shadow: var(--shadow); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }
.btn-light { background: var(--white); color: var(--ink); }
.btn-light:hover { background: var(--bg-tinted); box-shadow: var(--shadow); }
.text-link {
  font-weight: 600; color: var(--accent-dark); text-decoration: none;
  border-bottom: 1.5px solid transparent; transition: border-color .18s;
}
.text-link:hover { border-color: var(--accent-dark); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247, 243, 236, .85);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .25s, box-shadow .25s;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 6px 24px -18px rgba(30,27,22,.4); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.brand { text-decoration: none; color: var(--ink); line-height: 1.05; }
.brand-mark { font-family: var(--font-display); font-size: 1.55rem; font-weight: 600; letter-spacing: .01em; display: block; }
.brand-sub { font-size: .66rem; letter-spacing: .32em; text-transform: uppercase; color: var(--muted); }
.primary-nav { display: flex; align-items: center; gap: 30px; }
.primary-nav a {
  text-decoration: none; color: var(--ink); font-weight: 500; font-size: .98rem;
  position: relative; padding: 6px 0;
}
.primary-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--accent); transition: width .22s ease;
}
.primary-nav a:not(.nav-cta):hover::after,
.primary-nav a[aria-current="page"]:not(.nav-cta)::after { width: 100%; }
.nav-cta { border: 1.5px solid var(--ink); border-radius: 999px; padding: 9px 20px !important; transition: background .18s, color .18s; }
.nav-cta:hover, .nav-cta[aria-current="page"] { background: var(--ink); color: var(--white) !important; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 10px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform .2s, opacity .2s; }

/* ---------- hero ---------- */
.hero { padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 7vw, 96px); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero-copy h1 em { font-style: italic; color: var(--accent-dark); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 40px; }
.hero-stats { display: flex; gap: clamp(24px, 4vw, 56px); margin: 0; padding-top: 26px; border-top: 1px solid var(--line); }
.hero-stats dt { font-family: var(--font-display); font-size: 2rem; color: var(--ink); }
.hero-stats dd { margin: 0; font-size: .85rem; color: var(--muted); }
.hero-media { position: relative; margin: 0; }
.hero-media img {
  border-radius: var(--radius); box-shadow: var(--shadow);
  aspect-ratio: 6 / 5; object-fit: cover; width: 100%;
}
.hero-media figcaption {
  position: absolute; left: 16px; bottom: 16px;
  background: rgba(30,27,22,.72); color: var(--white);
  font-size: .78rem; letter-spacing: .06em; padding: 7px 14px; border-radius: 999px;
  backdrop-filter: blur(6px);
}

/* ---------- client strip ---------- */
.client-strip { border-block: 1px solid var(--line); padding: 22px 0; }
.client-strip .container { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.client-strip p { margin: 0; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.client-strip ul { display: flex; gap: 30px; flex-wrap: wrap; list-style: none; margin: 0; padding: 0; }
.client-strip li { font-family: var(--font-display); font-size: 1.06rem; color: var(--ink-soft); }

/* ---------- cards / services ---------- */
.card-grid { display: grid; gap: 24px; }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; transition: transform .22s ease, box-shadow .22s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.card-num { font-family: var(--font-display); font-size: .95rem; color: var(--accent); letter-spacing: .1em; }
.card h3 { margin: 14px 0 10px; }
.card .text-link { display: inline-block; margin-top: 8px; }

/* ---------- process ---------- */
.process-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.process-list li {
  display: grid; grid-template-columns: 90px 1fr; gap: 24px;
  padding: 34px 0; border-top: 1px solid var(--line);
}
.process-list li:last-child { border-bottom: 1px solid var(--line); }
.process-num { font-family: var(--font-display); font-size: 2.4rem; color: var(--accent); line-height: 1; }
.process-list h3 { margin-bottom: 8px; }
.process-list p { max-width: 62ch; margin-bottom: 0; }

/* ---------- project grid ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.proj-card {
  position: relative; display: block; border-radius: var(--radius); overflow: hidden;
  background: var(--white); border: 1px solid var(--line); text-decoration: none; color: inherit;
  transition: transform .22s ease, box-shadow .22s ease, opacity .3s;
  cursor: zoom-in;
}
.proj-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.proj-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .5s ease; }
.proj-card:hover img { transform: scale(1.04); }
.proj-card.hide { display: none; }
.proj-meta { padding: 22px 24px 26px; }
.proj-cat { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.proj-meta h2, .proj-meta h3 { font-size: 1.35rem; margin-bottom: 4px; color: var(--ink); }
.proj-loc { font-size: .92rem; color: var(--muted); margin-bottom: 10px; }
.proj-desc { font-size: .95rem; margin-bottom: 12px; }
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.filter-btn {
  padding: 9px 20px; border-radius: 999px; border: 1.5px solid var(--line);
  text-decoration: none; color: var(--ink); font-size: .92rem; font-weight: 500;
  transition: all .18s ease; background: transparent;
}
.filter-btn:hover { border-color: var(--ink); }
.filter-btn.active { background: var(--ink); color: var(--white); border-color: var(--ink); }
.portfolio-more { text-align: center; padding: 56px 0 8px; }
.portfolio-more p { max-width: 52ch; margin-inline: auto; }

/* ---------- quote band / cta band ---------- */
.quote-band { background: var(--ink); color: var(--white); padding: clamp(64px, 9vw, 110px) 0; }
.quote-band blockquote { margin: 0; max-width: 880px; }
.quote-band p {
  font-family: var(--font-display); font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.3; color: var(--white); margin-bottom: 18px;
}
.quote-band cite { color: #B9AE9C; font-style: normal; letter-spacing: .1em; font-size: .85rem; text-transform: uppercase; }
.cta-band { background: var(--accent); color: var(--white); padding: clamp(56px, 8vw, 96px) 0; text-align: center; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,.85); }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 24px;
}
.faq-item summary {
  cursor: pointer; font-weight: 600; padding: 16px 0; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::after { content: "+"; font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 18px; margin-bottom: 0; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.about-grid img { border-radius: var(--radius); box-shadow: var(--shadow); }
.check-list { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 14px; }
.check-list li { padding-left: 30px; position: relative; color: var(--ink-soft); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .34em; width: 17px; height: 17px;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23000' d='M8 0a8 8 0 1 0 0 16A8 8 0 0 0 8 0zm3.5 6.1-3.7 3.8a.9.9 0 0 1-1.3 0L4.5 8a.9.9 0 1 1 1.3-1.3l1.2 1.2 3-3.1a.9.9 0 0 1 1.3 1.3z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23000' d='M8 0a8 8 0 1 0 0 16A8 8 0 0 0 8 0zm3.5 6.1-3.7 3.8a.9.9 0 0 1-1.3 0L4.5 8a.9.9 0 1 1 1.3-1.3l1.2 1.2 3-3.1a.9.9 0 0 1 1.3 1.3z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 0; }
.stat-grid div { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; }
.stat-grid dt { font-family: var(--font-display); font-size: 2.6rem; color: var(--accent-dark); }
.stat-grid dd { margin: 0; font-size: .92rem; color: var(--muted); }

/* ---------- contact ---------- */
.page-hero { padding: clamp(48px, 7vw, 90px) 0 clamp(36px, 5vw, 64px); }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.contact-list { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 20px; }
.contact-list span { display: block; font-size: .76rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.contact-list a { text-decoration: none; font-weight: 600; color: var(--ink); }
.contact-list a:hover { color: var(--accent-dark); }
.contact-list p { margin: 0; }
.contact-form-wrap {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(26px, 4vw, 42px);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: .88rem; font-weight: 600; margin-bottom: 7px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 10px;
  background: var(--bg); font: inherit; color: var(--ink); transition: border-color .18s, box-shadow .18s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(169,113,61,.16);
}
.form-field textarea { resize: vertical; }
.form-note { font-size: .82rem; color: var(--muted); margin: 14px 0 0; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-errors {
  background: #FBEBE7; border: 1px solid #E5B4A5; color: #8C3B22;
  border-radius: 10px; padding: 16px 20px; margin-bottom: 22px; font-size: .95rem;
}
.form-errors ul { margin: 6px 0 0; padding-left: 20px; }
.form-success { text-align: center; padding: 30px 10px; }
.form-success h2 { color: var(--accent-dark); }

/* ---------- lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 300; background: rgba(20, 18, 14, .93);
  display: flex; align-items: center; justify-content: center; padding: 5vh 5vw;
}
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: min(1100px, 90vw); }
.lightbox img { max-height: 78vh; width: auto; max-width: 100%; margin-inline: auto; border-radius: 8px; }
.lightbox figcaption { color: #CBC2B2; text-align: center; margin-top: 14px; font-size: .95rem; }
.lb-close, .lb-prev, .lb-next {
  position: absolute; background: rgba(255,255,255,.08); color: var(--white);
  border: 0; cursor: pointer; border-radius: 50%; width: 48px; height: 48px;
  font-size: 1.7rem; line-height: 1; display: grid; place-items: center; transition: background .18s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { background: rgba(255,255,255,.22); }
.lb-close { top: 22px; right: 22px; }
.lb-prev { left: 18px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 18px; top: 50%; transform: translateY(-50%); }

/* ---------- whatsapp float ---------- */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 150;
  width: 56px; height: 56px; border-radius: 50%; background: #25D366; color: #fff;
  display: grid; place-items: center; box-shadow: 0 10px 28px -8px rgba(0,0,0,.4);
  transition: transform .2s ease;
}
.wa-float:hover { transform: scale(1.08); }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: #B9AE9C; padding: clamp(48px, 6vw, 80px) 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 48px; }
.footer-brand { font-family: var(--font-display); font-size: 1.5rem; color: var(--white); margin-bottom: 10px; }
.footer-brand span { color: #B9AE9C; font-size: 1.1rem; }
.footer-tag { font-size: .95rem; color: #9a9082; }
.footer-head { font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: #8a8172; margin-bottom: 14px; }
.site-footer a { display: block; color: #D8D0C0; text-decoration: none; margin-bottom: 10px; font-size: .96rem; }
.site-footer a:hover { color: var(--white); }
.footer-base { border-top: 1px solid rgba(255,255,255,.12); padding-block: 20px; }
.footer-base p { margin: 0; font-size: .85rem; color: #8a8172; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .proj-card img { transition: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .card-grid.three { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .primary-nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--bg); flex-direction: column; align-items: stretch;
    gap: 0; padding: 12px 24px 24px; border-bottom: 1px solid var(--line);
    display: none;
  }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .primary-nav .nav-cta { margin-top: 14px; text-align: center; border-bottom: 1.5px solid var(--ink); }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .proj-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .process-list li { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px 32px; }
}