/* ============================================================
   FEATURED CASE STUDY — House of Sebo SS2025
   Light canvas surface, editorial bento gallery, three pillars.
   ============================================================ */

.featured-case {
  background:
    radial-gradient(ellipse at 10% 10%, rgba(229, 212, 168, 0.25), transparent 50%),
    radial-gradient(ellipse at 90% 90%, rgba(180, 160, 120, 0.18), transparent 50%),
    var(--bg-1);
  padding: clamp(80px, 12vw, 160px) 0;
  position: relative;
  overflow: hidden;
  border-block: 1px solid var(--line-1);
}

.featured-case::before {
  content: "";
  position: absolute;
  top: 5%; right: -8%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--accent-soft), transparent 60%);
  pointer-events: none;
}

.featured-case-header {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  margin-bottom: var(--s-12);
  align-items: end;
  position: relative;
  z-index: 1;
}
@media (max-width: 980px) {
  .featured-case-header { grid-template-columns: 1fr; gap: var(--s-8); }
}

.featured-case-title {
  font-size: clamp(44px, 6vw, 88px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 500;
  color: var(--ink-0);
}
.featured-case-title em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.featured-case-intro p {
  font-size: var(--fs-16);
  line-height: 1.55;
  color: var(--ink-2);
  margin-bottom: var(--s-3);
  max-width: 52ch;
}
.featured-case-client {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-dim);
  margin-bottom: var(--s-4);
}
.featured-case-client strong { color: var(--ink-0); font-weight: 600; }

.featured-case-stats {
  margin-top: var(--s-6);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line-1);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
}
.featured-case-stats > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.featured-case-stats b {
  font-size: clamp(22px, 2vw, 32px);
  letter-spacing: -0.025em;
  font-weight: 500;
  color: var(--accent);
  line-height: 1;
}
.featured-case-stats span {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
@media (max-width: 720px) {
  .featured-case-stats { grid-template-columns: repeat(2, 1fr); gap: var(--s-3); }
}

/* — Editorial bento gallery — */
.sebo-gallery {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 180px;
  gap: var(--s-3);
  margin-bottom: var(--s-12);
  position: relative;
  z-index: 1;
}
@media (max-width: 980px) {
  .sebo-gallery { grid-auto-rows: 140px; }
}
@media (max-width: 720px) {
  .sebo-gallery { grid-auto-rows: 100px; gap: 6px; }
}

.sg {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--bg-3);
  grid-column: span 4;
  grid-row: span 2;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.8) inset,
    0 12px 28px rgba(60, 50, 30, 0.08);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
  cursor: pointer;
}
.sg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out), filter var(--dur-base);
}
.sg:hover {
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 20px 44px rgba(60, 50, 30, 0.15);
}
.sg:hover img { transform: scale(1.04); }

.sg-hero  { grid-column: span 8; grid-row: span 3; }
.sg-tall  { grid-column: span 4; grid-row: span 3; }
.sg-wide  { grid-column: span 8; grid-row: span 2; }

@media (max-width: 980px) {
  .sg, .sg-hero, .sg-tall, .sg-wide { grid-column: span 6; grid-row: span 2; }
  .sg-hero { grid-column: span 12; grid-row: span 3; }
}
@media (max-width: 540px) {
  .sg, .sg-hero, .sg-tall, .sg-wide { grid-column: span 12; grid-row: span 3; }
}

/* — Three concept pillars (Roots / Rhythm / Community) — */
.sebo-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-4);
  margin-bottom: var(--s-12);
  position: relative;
  z-index: 1;
}
@media (max-width: 920px) {
  .sebo-pillars { grid-template-columns: 1fr; }
}

.sebo-pillar {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--r-lg);
  padding: var(--s-8);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 16px 40px rgba(60, 50, 30, 0.08);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
}
.sebo-pillar:hover {
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 24px 56px rgba(60, 50, 30, 0.15);
}
.sebo-pillar-feature {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(252, 246, 232, 0.85) 100%);
  border-color: rgba(157, 126, 69, 0.35);
}
.sebo-pillar header {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.sebo-pillar header span {
  color: var(--accent);
  font-weight: 500;
}
.sebo-pillar h3 {
  font-size: clamp(28px, 2.5vw, 40px);
  line-height: 1.0;
  letter-spacing: -0.025em;
  font-weight: 500;
  color: var(--ink-0);
}
.sebo-pillar h3 em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.sebo-pillar p {
  color: var(--ink-2);
  font-size: var(--fs-15);
  line-height: 1.6;
}
.sebo-pillar p em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent-dim);
  font-weight: 500;
}

/* — Closing pull-quote — */
.sebo-pull {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: var(--s-12) var(--s-6);
}
.sebo-pull p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(28px, 3.5vw, 52px);
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--ink-0);
  margin-bottom: var(--s-5);
}
.sebo-pull p em {
  color: var(--accent);
  font-style: italic;
}
.sebo-pull footer {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}