/* =========================================================
   ONE&ONLY — LUXURY ATELIER DESIGN SYSTEM
   Bespoke Construction & Furniture

   Concept: this is a maison, not a contractor. Every project —
   a home, an office, a factory, a chair — is treated as a
   numbered commission, the way a couture atelier logs a piece.
   That's the signature thread: "N° 0X" ledger marks appear
   throughout instead of generic numbered cards or icons.
   Quiet, warm, editorial. No bright accents, no clutter.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;1,9..144,400;1,9..144,500&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --noir: #17130f;         /* warm near-black, not pure black */
  --ivory: #f7f2e8;        /* warm ivory background */
  --parchment: #efe7d6;    /* deeper ivory for alt sections */
  --gold: #a9832f;         /* muted antique gold/brass */
  --gold-soft: #c7a961;
  --stone: #857c6c;        /* warm taupe for secondary text */
  --hairline: #ddd2b8;
  --white: #fffdf9;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;

  --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--ivory);
  color: var(--noir);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}

/* -----------------------------------------------------------
   TYPE
   ----------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--noir);
  margin: 0 0 0.4em 0;
  letter-spacing: -0.005em;
}

h1 { font-size: clamp(2.8rem, 6vw, 5.2rem); line-height: 1.02; font-weight: 500; }
h2 { font-size: clamp(2rem, 3.4vw, 2.9rem); line-height: 1.12; }
h3 { font-size: 1.5rem; font-style: italic; font-weight: 400; }

p { margin: 0 0 1em 0; color: var(--stone); font-weight: 300; }

.lede {
  font-size: 1.2rem;
  color: var(--stone);
  max-width: 40em;
  font-weight: 300;
}

/* Ledger mark — the signature element. "N° 01" in small caps
   gold, used to number sections, sectors, and services like
   commissions in an atelier's log book. */
.ledger-mark {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 22px;
}

/* Eyebrow without a number, for section intros */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 20px;
}

hr.gold-rule {
  width: 64px;
  height: 1px;
  background-color: var(--gold);
  border: none;
  margin: 0 0 24px 0;
}
.center hr.gold-rule { margin-left: auto; margin-right: auto; }

hr.hairline {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 0;
}

/* -----------------------------------------------------------
   BUTTONS — understated, no fills except the primary CTA
   ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 17px 34px;
  border: 1px solid var(--noir);
  color: var(--noir);
  background: transparent;
  transition: all 0.4s ease;
  cursor: pointer;
}
.btn:hover { background-color: var(--noir); color: var(--ivory); }

.btn-light { border-color: var(--ivory); color: var(--ivory); }
.btn-light:hover { background-color: var(--ivory); color: var(--noir); }

.btn-gold {
  border-color: var(--gold);
  color: var(--gold);
}
.btn-gold:hover { background-color: var(--gold); border-color: var(--gold); color: var(--noir); }

.text-link {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 3px;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.text-link:hover { color: var(--noir); border-color: var(--noir); }

/* -----------------------------------------------------------
   NAVIGATION — quiet, centers on the wordmark
   ----------------------------------------------------------- */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 38px 0;
}
.site-header.solid {
  position: sticky;
  background-color: var(--ivory);
  border-bottom: 1px solid var(--hairline);
  padding: 26px 0;
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}
.logo {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 1.5rem;
  letter-spacing: 0.01em;
}
.logo span { color: var(--gold); font-style: normal; }

.nav-links {
  display: flex;
  gap: 42px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}
.nav-links a:hover, .nav-links a.active { border-color: var(--gold); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid currentColor;
  padding: 9px 12px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  color: inherit;
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--ivory);
    border-bottom: 1px solid var(--hairline);
    padding: 26px 40px;
    gap: 20px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { color: var(--noir); }
}

/* -----------------------------------------------------------
   HERO — full-bleed, centered wordmark treatment
   ----------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--noir); /* fallback shown until you add images/hero-main.jpg */
  background-size: cover;
  background-position: center;
  color: var(--white);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(23,19,15,0.35) 0%, rgba(23,19,15,0.6) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  padding: 0 40px;
}
.hero .eyebrow { color: var(--gold-soft); }
.hero h1 { color: var(--white); }
.hero .lede { color: #ece4d2; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }

/* Interior page header (non-hero pages) */
.page-header {
  padding: 200px 0 90px;
  text-align: center;
}
.page-header .eyebrow { justify-content: center; }
.page-header h1 { font-size: clamp(2.6rem, 5vw, 4rem); }

/* -----------------------------------------------------------
   SECTIONS
   ----------------------------------------------------------- */
section { padding: 130px 0; }
.section-tight { padding: 80px 0; }
.section-alt { background-color: var(--parchment); }
.section-dark { background-color: var(--noir); color: var(--ivory); }
.section-dark h2, .section-dark h3 { color: var(--ivory); }
.section-dark p { color: #c9bfa8; }

.section-head { max-width: 620px; margin-bottom: 70px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.text-center { text-align: center; }

/* -----------------------------------------------------------
   LEDGER LIST — replaces generic card grids.
   A vertical list of numbered rows, like entries in a
   commission ledger. Used for Sectors and Capabilities.
   ----------------------------------------------------------- */
.ledger {
  border-top: 1px solid var(--hairline);
}
.ledger-row {
  display: grid;
  grid-template-columns: 90px 1fr 1.6fr;
  gap: 40px;
  align-items: start;
  padding: 44px 0;
  border-bottom: 1px solid var(--hairline);
}
.ledger-row .no {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--gold);
  padding-top: 4px;
}
.ledger-row h3 { margin-bottom: 0; font-style: normal; font-weight: 500; }
.ledger-row p { margin-bottom: 14px; }

@media (max-width: 780px) {
  .ledger-row { grid-template-columns: 50px 1fr; }
  .ledger-row h3 { grid-column: 2; }
  .ledger-row p, .ledger-row a { grid-column: 1 / -1; }
}

/* -----------------------------------------------------------
   STATS — inline, editorial, not boxed
   ----------------------------------------------------------- */
.stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  padding: 60px 0;
}
.stat { text-align: left; }
.stat .value {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 3.2rem;
  color: var(--gold);
  display: block;
  line-height: 1;
}
.stat .label {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
  display: block;
  margin-top: 12px;
}

/* -----------------------------------------------------------
   SPLIT (image + text)
   ----------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 90px;
  align-items: center;
}
@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; gap: 46px; }
}
.split.reverse .split-media { order: 2; }
.split.reverse .split-text { order: 1; }
@media (max-width: 880px) {
  .split.reverse .split-media, .split.reverse .split-text { order: initial; }
}

.photo-frame {
  position: relative;
  padding: 22px;
}
.photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--gold);
  pointer-events: none;
}

/* -----------------------------------------------------------
   GALLERY
   ----------------------------------------------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.gallery-item img {
  width: 100%; height: 320px; object-fit: cover;
  background-color: var(--parchment); /* fallback until real photos are added */
  filter: saturate(0.95);
  transition: transform 0.7s ease;
}

.photo-frame img { background-color: var(--parchment); }
.gallery-item:hover img { transform: scale(1.045); }
.gallery-cap {
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone);
  margin-top: 14px;
}
.filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 56px;
  flex-wrap: wrap;
  justify-content: center;
}
.filter-btn {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 11px 22px;
  border: 1px solid var(--hairline);
  background: transparent;
  color: var(--stone);
  cursor: pointer;
  transition: all 0.3s ease;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--gold);
  color: var(--noir);
}
@media (max-width: 880px) { .gallery { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .gallery { grid-template-columns: 1fr; } }

/* -----------------------------------------------------------
   QUOTE
   ----------------------------------------------------------- */
.quote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 2.6vw, 2.3rem);
  max-width: 780px;
  color: var(--ivory);
  line-height: 1.5;
}
.quote-by {
  display: block;
  margin-top: 26px;
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-soft);
}

/* -----------------------------------------------------------
   FOOTER
   ----------------------------------------------------------- */
.site-footer {
  background-color: var(--noir);
  color: #b8ae97;
  padding: 90px 0 34px;
}
.footer-top {
  text-align: center;
  margin-bottom: 70px;
}
.footer-top .logo { color: var(--ivory); font-size: 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 60px;
  text-align: center;
}
.footer-grid h4 {
  color: var(--gold-soft);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 400;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 12px; }
.footer-grid a { transition: color 0.3s ease; }
.footer-grid a:hover { color: var(--ivory); }
.footer-bottom {
  border-top: 1px solid #332c22;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: #7a7160;
}
.social-row { display: flex; gap: 20px; justify-content: center; }
.social-row a { letter-spacing: 0.1em; font-size: 0.72rem; text-transform: uppercase; }
.social-row a:hover { color: var(--gold-soft); }

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* -----------------------------------------------------------
   FORM
   ----------------------------------------------------------- */
.form-field { margin-bottom: 26px; }
.form-field label {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: 10px;
}
.form-field input, .form-field textarea, .form-field select {
  width: 100%;
  padding: 15px 0;
  border: none;
  border-bottom: 1px solid var(--hairline);
  background-color: transparent;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  color: var(--noir);
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none;
  border-color: var(--gold);
}
.form-field textarea { resize: vertical; min-height: 130px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}