/* ─────────────────────────────────────────────────────────
   Architectural Design — page-specific styles
   Extends css/style.css. Uses the same design tokens
   (:root vars), fonts and components already on the site —
   only new layout patterns not covered by style.css live here.
───────────────────────────────────────────────────────── */

/* Hero ------------------------------------------------------ */
.ad-hero {
  position: relative;
  height: 92vh;
  min-height: 620px;
  overflow: hidden;
}
.ad-hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.ad-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,10,10,0.55) 0%, rgba(10,10,10,0.25) 40%, rgba(10,10,10,0.75) 100%);
}
.ad-hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 clamp(24px, 7vw, 100px);
  max-width: 820px;
}
.ad-hero-back {
  color: rgba(255,255,255,0.7);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: inline-block;
  width: fit-content;
  transition: color 0.3s var(--ease-luxury);
}
.ad-hero-back:hover { color: var(--gold-light); }
.ad-hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(42px, 6.5vw, 86px);
  line-height: 1.05;
  color: var(--white);
}
.ad-hero-title em { font-style: italic; color: var(--gold-light); }
.ad-hero-subtitle {
  margin-top: 22px;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.75;
  color: rgba(255,255,255,0.82);
  font-weight: 300;
  max-width: 560px;
}
.ad-hero-actions {
  display: flex;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Stats bar --------------------------------------------------- */
.ad-stats-bar {
  background: var(--charcoal);
  padding: 36px clamp(24px, 7vw, 100px);
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
}
.ad-stat {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 160px;
}
.ad-stat-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  color: var(--gold);
}
.ad-stat-icon svg { width: 100%; height: 100%; }
.ad-stat-number {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--white);
  line-height: 1;
}
.ad-stat-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--light-grey);
  margin-top: 4px;
}

/* About / overview -------------------------------------------- */
.ad-about {
  padding: var(--section-pad) clamp(24px, 7vw, 100px);
  background: var(--off-white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.ad-about-copy p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--mid-grey);
  font-weight: 300;
  margin-top: 22px;
  max-width: 520px;
}
.ad-about-visual {
  position: relative;
  height: 480px;
}
.ad-about-img-main {
  position: absolute;
  top: 0; right: 0;
  width: 78%; height: 78%;
  object-fit: cover;
  border-radius: 2px;
}
.ad-about-img-sub {
  position: absolute;
  bottom: 0; left: 0;
  width: 52%; height: 45%;
  object-fit: cover;
  border-radius: 2px;
  border: 6px solid var(--off-white);
  box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}
.ad-about-quote {
  position: absolute;
  top: 8%; left: -4%;
  width: 42%;
  background: var(--charcoal);
  color: var(--white);
  padding: 26px 24px;
  border-radius: 2px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.ad-about-quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 19px;
  line-height: 1.4;
  color: var(--white);
}
.ad-about-quote-rule {
  width: 28px; height: 1px;
  background: var(--gold);
  margin-top: 14px;
}
.ad-about-pillars {
  display: flex;
  gap: 32px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.ad-pillar { max-width: 130px; }
.ad-pillar-icon { color: var(--gold-dark); margin-bottom: 10px; }
.ad-pillar-icon svg { width: 26px; height: 26px; }
.ad-pillar-label { font-size: 12px; color: var(--charcoal); line-height: 1.4; font-weight: 500; }

/* Services grid (what we deliver) ------------------------------ */
.ad-services-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.ad-services-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
}
.ad-service-card {
  background: var(--white);
  padding: 36px 28px;
  transition: background 0.4s var(--ease-luxury);
}
.ad-service-card:hover { background: var(--cream); }
.ad-service-icon {
  width: 44px; height: 44px;
  color: var(--gold-dark);
  margin-bottom: 22px;
}
.ad-service-icon svg { width: 100%; height: 100%; }
.ad-service-card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  color: var(--charcoal);
  line-height: 1.3;
  margin-bottom: 10px;
}
.ad-service-card p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mid-grey);
  font-weight: 300;
}

/* Process ------------------------------------------------------ */
.ad-process {
  background: var(--charcoal);
  padding: var(--section-pad) clamp(24px, 7vw, 100px);
}
.ad-process .section-label-text { color: var(--gold-light); }
.ad-process .section-title { color: var(--white); }
.ad-process-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.ad-process-step {
  padding: 0 24px 0 0;
  position: relative;
}
.ad-process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 26px; right: -4px;
  width: 40px; height: 1px;
  background: var(--gold-dark);
}
.ad-process-num {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--gold);
  border: 1px solid var(--gold-dark);
  border-radius: 50%;
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.ad-process-step h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 10px;
}
.ad-process-step p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--light-grey);
  font-weight: 300;
}

/* Why choose ----------------------------------------------------- */
.ad-why {
  padding: var(--section-pad) clamp(24px, 7vw, 100px);
  background: var(--cream);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.ad-why-copy p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--mid-grey);
  font-weight: 300;
  margin-top: 20px;
  max-width: 460px;
}
.ad-why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.ad-why-card {
  background: var(--white);
  padding: 30px 26px;
  border-radius: 2px;
  border: 1px solid var(--border);
}
.ad-why-icon { color: var(--gold-dark); margin-bottom: 16px; }
.ad-why-icon svg { width: 30px; height: 30px; }
.ad-why-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 8px;
}
.ad-why-card p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mid-grey);
  font-weight: 300;
}

/* Latest work ----------------------------------------------------- */
.ad-work-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.ad-work-card { text-decoration: none; color: inherit; display: block; }
.ad-work-img-wrap {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: 2px;
}
.ad-work-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-luxury);
}
.ad-work-card:hover .ad-work-img-wrap img { transform: scale(1.08); }
.ad-work-title {
  font-family: var(--font-display);
  font-size: 16px;
  color: var(--charcoal);
  margin-top: 16px;
}
.ad-work-cat {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-top: 4px;
}

/* Responsive -------------------------------------------------- */
@media (max-width: 1024px) {
  .ad-about { grid-template-columns: 1fr; gap: 48px; }
  .ad-about-visual { height: 380px; margin-top: 20px; }
  .ad-services-grid { grid-template-columns: repeat(2, 1fr); }
  .ad-process-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .ad-process-step:not(:last-child)::after { display: none; }
  .ad-why { grid-template-columns: 1fr; }
  .ad-why-grid { grid-template-columns: 1fr 1fr; }
  .ad-work-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .ad-hero { height: 82vh; }
  .ad-stats-bar { justify-content: center; text-align: center; }
  .ad-services-grid { grid-template-columns: 1fr; }
  .ad-process-grid { grid-template-columns: 1fr; }
  .ad-why-grid { grid-template-columns: 1fr; }
  .ad-work-grid { grid-template-columns: 1fr; }
  .ad-about-quote { position: static; width: 100%; margin-top: 16px; }
  .ad-about-img-main, .ad-about-img-sub { position: static; width: 100%; height: 260px; margin-bottom: 12px; }
  .ad-about-visual { height: auto; }
}