/* ===========================
   HOME PAGE CSS
   Page-specific styles only — shared styles live in design-system.css and nav.css
   =========================== */

/* === HERO — 4-column grid matches pillars exactly so gutters align === */
.hero {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  border-bottom: var(--gap) solid var(--dark);
  background: var(--dark);
}

.hero-main {
  grid-column: span 2;
  background: var(--dark);
  padding: 80px 60px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 500px;
  position: relative;
  overflow: hidden;
}

.hero-main::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 3px solid rgba(240, 237, 228, 0.06);
  pointer-events: none;
}

.hero-sup {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 700;
}

.hero-name {
  font-size: clamp(60px, 6vw, 92px);
  font-weight: 900;
  line-height: 0.88;
  color: var(--cream);
  letter-spacing: -0.03em;
  margin-top: 28px;
}

.hero-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.hero-tagline {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--yellow);
  border-left: 4px solid var(--red);
  padding-left: 14px;
  line-height: 1.3;
}

.hero-tagline small {
  display: block;
  font-size: 11px;
  color: var(--cream);
  opacity: 0.4;
  font-weight: 600;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}

.hero-cta {
  background: var(--yellow);
  color: var(--dark);
  padding: 14px 28px;
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}

.hero-stat-blue {
  background: var(--blue);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--cream);
  text-align: center;
  padding: 40px 20px;
}

.hero-photo {
  overflow: hidden;
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 10%;
  display: block;
  filter: sepia(15%) contrast(1.05);
}

/* === PILLARS — 4 columns === */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  border-bottom: var(--gap) solid var(--dark);
  background: var(--dark);
}

.pillar {
  display: flex;
  flex-direction: column;
}

.pillar-header {
  padding: 28px 36px 24px;
  border-bottom: var(--gap) solid var(--dark);
}

.pillar-num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.pillar-title {
  font-size: 26px;
  font-weight: 900;
  line-height: 1;
}

.pillar-body {
  padding: 24px 36px 28px;
  flex: 1;
}

.pillar-desc {
  font-size: 14px;
  line-height: 1.7;
  opacity: 0.65;
  margin-bottom: 18px;
}

.pillar-link {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
}

/* Pillar color variants */
.pillar-career {
  background: var(--cream);
}

.pillar-career .pillar-num {
  color: var(--mid);
}

.pillar-career .pillar-link {
  color: var(--red);
}

.pillar-apps {
  background: var(--dark);
  color: var(--cream);
}

.pillar-apps .pillar-header {
  background: var(--red);
  color: var(--cream);
}

.pillar-apps .pillar-num {
  color: rgba(240, 237, 228, 0.55);
}

.pillar-apps .pillar-desc {
  color: var(--cream);
}

.pillar-apps .pillar-link {
  color: var(--yellow);
}

.pillar-ventures {
  background: var(--yellow);
}

.pillar-ventures .pillar-num {
  color: rgba(14, 20, 32, 0.45);
}

.pillar-ventures .pillar-link {
  color: var(--dark);
  text-decoration: underline;
}

.pillar-spirit {
  background: var(--dark);
  color: var(--cream);
}

.pillar-spirit .pillar-header {
  background: var(--blue);
  color: var(--cream);
}

.pillar-spirit .pillar-num {
  color: rgba(240, 237, 228, 0.55);
}

.pillar-spirit .pillar-desc {
  color: var(--cream);
}

.pillar-spirit .pillar-link {
  color: var(--yellow);
}

/* === CAREER === */
.career-section {
  background: var(--cream);
  border-bottom: var(--gap) solid var(--dark);
}

.career-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--gap);
  background: var(--dark);
}

.career-sidebar {
  background: var(--dark);
  padding: 56px 36px;
}

.career-sidebar h2 {
  font-size: 28px;
  font-weight: 900;
  color: var(--cream);
  line-height: 1;
  margin-bottom: 28px;
}

.sidebar-rule {
  width: 40px;
  height: 4px;
  background: var(--red);
  margin-bottom: 24px;
}

.career-sidebar p {
  font-size: 13px;
  color: var(--cream);
  opacity: 0.45;
  line-height: 1.7;
}

.career-entries {
  padding: 40px 52px;
  background: var(--cream);
}

.career-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid rgba(14, 20, 32, 0.1);
}

.career-row:first-child {
  border-top: none;
}

.c-year {
  font-size: 11px;
  font-weight: 700;
  color: var(--mid);
  padding-top: 4px;
  letter-spacing: 0.05em;
}

.c-role {
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 4px;
}

.c-co {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--red);
  margin-bottom: 10px;
}

.c-desc {
  font-size: 14px;
  line-height: 1.7;
  opacity: 0.6;
}

.view-all-link {
  display: inline-block;
  margin-top: 24px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--red);
}

/* === APPS === */
.apps-section {
  border-bottom: var(--gap) solid var(--dark);
}

.apps-header {
  background: var(--dark);
  color: var(--cream);
  padding: 32px 52px 28px;
  border-bottom: var(--gap) solid var(--dark);
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.apps-header h2 {
  font-size: 28px;
  font-weight: 900;
}

.apps-header span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  background: var(--dark);
}

.app-tile {
  background: var(--cream);
  padding: 40px 32px;
  position: relative;
}

.app-tile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
}

.app-tile:nth-child(1)::before { background: var(--red); }
.app-tile:nth-child(2)::before { background: var(--blue); }
.app-tile:nth-child(3)::before { background: var(--yellow); }
.app-tile:nth-child(4)::before { background: var(--dark); }
.app-tile:nth-child(5)::before { background: var(--red); }
.app-tile:nth-child(6)::before { background: var(--blue); }

.app-tile.dark {
  background: #141C2A;
  color: var(--cream);
}

.app-tile.dark .app-blurb {
  color: var(--cream);
}

.app-mark {
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
}

.app-title {
  font-size: 19px;
  font-weight: 900;
  margin-bottom: 8px;
}

.app-blurb {
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.6;
  margin-bottom: 18px;
}

.app-stack {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.4;
}

.app-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 12px;
  display: inline-block;
}

.app-tile:nth-child(1) .app-badge { background: var(--red); color: var(--cream); }
.app-tile:nth-child(2) .app-badge { background: var(--blue); color: var(--cream); }
.app-tile:nth-child(3) .app-badge { background: var(--yellow); color: var(--dark); }
.app-tile.dark .app-badge { background: var(--yellow); color: var(--dark); }

.section-cta {
  padding: 28px 52px;
  background: var(--cream);
  border-top: var(--gap) solid var(--dark);
}

.section-cta .btn-outline {
  display: inline-block;
  width: auto;
}

/* === VENTURES === */
.ventures-section {
  border-bottom: var(--gap) solid var(--dark);
}

.ventures-header {
  background: var(--yellow);
  color: var(--dark);
  padding: 32px 52px 28px;
  border-bottom: var(--gap) solid var(--dark);
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.ventures-header h2 {
  font-size: 28px;
  font-weight: 900;
}

.ventures-header span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.5;
}

.ventures-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  background: var(--dark);
}

.v-tile {
  padding: 40px 28px;
  min-height: 240px;
  display: flex;
  flex-direction: column;
}

.v-tile:nth-child(1) { background: var(--red); color: var(--cream); }
.v-tile:nth-child(2) { background: var(--blue); color: var(--cream); }
.v-tile:nth-child(3) { background: var(--cream); color: var(--dark); }
.v-tile:nth-child(4) { background: var(--dark); color: var(--cream); }

.v-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 14px;
}

.v-name {
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 6px;
}

.v-role {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 14px;
}

.v-desc {
  font-size: 13px;
  line-height: 1.65;
  opacity: 0.65;
  flex: 1;
}

.v-link {
  margin-top: 16px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0.5;
}

.v-tile:nth-child(1) .v-link,
.v-tile:nth-child(2) .v-link,
.v-tile:nth-child(4) .v-link { color: var(--cream); }

.v-tile:nth-child(3) .v-link { color: var(--dark); }

/* === NHN SPOTLIGHT === */
.nhn-section {
  background: var(--dark);
  color: var(--cream);
  border-bottom: var(--gap) solid var(--dark);
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--gap);
}

.nhn-intro {
  grid-column: span 2;
  background: #141C2A;
  padding: 48px 44px;
}

.nhn-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 12px;
}

.nhn-title {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 6px;
  line-height: 1.1;
}

.nhn-role {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 16px;
}

.nhn-desc {
  font-size: 14px;
  line-height: 1.75;
  opacity: 0.55;
}

.nhn-stat {
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.nhn-stat:nth-child(2) { background: var(--red); }
.nhn-stat:nth-child(3) { background: var(--blue); }

.nhn-stat-num {
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  display: block;
}

.nhn-stat-label {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-top: 8px;
  display: block;
}

/* === SPIRIT PREVIEW === */
.spirit-section {
  border-bottom: var(--gap) solid var(--dark);
}

.spirit-header {
  background: var(--blue);
  color: var(--cream);
  padding: 32px 52px 28px;
  border-bottom: var(--gap) solid var(--dark);
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.spirit-header h2 {
  font-size: 28px;
  font-weight: 900;
}

.spirit-header span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.6;
}

.spirit-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  background: var(--dark);
}

.spirit-statement {
  background: var(--dark);
  color: var(--cream);
  padding: 52px 52px;
}

.spirit-quote {
  font-size: 24px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--cream);
  border-left: 4px solid var(--yellow);
  padding-left: 20px;
  margin-bottom: 24px;
}

.spirit-text {
  font-size: 14px;
  line-height: 1.75;
  opacity: 0.6;
  margin-bottom: 28px;
}

.spirit-cta {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--yellow);
}

.spirit-cards {
  display: grid;
  grid-template-rows: repeat(3, 1fr);
  gap: var(--gap);
  background: var(--dark);
}

.spirit-card {
  padding: 28px 32px;
}

.spirit-card-blue { background: var(--blue); color: var(--cream); }
.spirit-card-cream { background: var(--cream); color: var(--dark); }
.spirit-card-dark { background: var(--darkalt); color: var(--cream); }

.spirit-card-title {
  font-size: 16px;
  font-weight: 900;
  margin-bottom: 8px;
}

.spirit-card-desc {
  font-size: 13px;
  line-height: 1.65;
  opacity: 0.65;
}

/* === MOBILE === */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    background: var(--dark);
  }

  .hero-main {
    padding: 48px 24px;
    min-height: auto;
  }

  .hero-name {
    font-size: clamp(52px, 14vw, 72px);
    margin-top: 20px;
  }

  .hero-sup {
    font-size: 10px;
  }

  .hero-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .hero-cta {
    width: 100%;
    text-align: center;
  }

  .hero-stat-blue {
    padding: 32px 20px;
  }

  .hero-stat-blue .stat-num {
    font-size: 48px;
  }

  .hero-photo {
    display: none;
  }

  .pillars {
    grid-template-columns: 1fr 1fr;
  }

  .pillar-header {
    padding: 20px 24px 16px;
  }

  .pillar-body {
    padding: 16px 24px 20px;
  }

  .career-inner {
    grid-template-columns: 1fr;
    background: var(--dark);
  }

  .career-sidebar {
    padding: 32px 24px;
  }

  .career-entries {
    padding: 24px;
  }

  .career-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 20px 0;
  }

  .c-year {
    padding-top: 0;
  }

  .apps-header,
  .ventures-header,
  .spirit-header {
    padding: 24px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .apps-header span,
  .ventures-header span,
  .spirit-header span {
    display: none;
  }

  .apps-grid {
    grid-template-columns: 1fr;
  }

  .app-tile {
    padding: 28px 24px;
  }

  .section-cta {
    padding: 20px 24px;
  }

  .ventures-grid {
    grid-template-columns: 1fr 1fr;
  }

  .v-tile {
    padding: 28px 20px;
    min-height: 200px;
  }

  .nhn-section {
    grid-template-columns: 1fr 1fr;
  }

  .nhn-intro {
    grid-column: span 2;
    padding: 32px 24px;
  }

  .nhn-stat {
    padding: 28px 16px;
  }

  .nhn-stat-num {
    font-size: 36px;
  }

  .spirit-body {
    grid-template-columns: 1fr;
  }

  .spirit-statement {
    padding: 36px 24px;
  }

  .spirit-cards {
    grid-template-rows: auto;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .pillars {
    grid-template-columns: 1fr;
  }

  .ventures-grid {
    grid-template-columns: 1fr;
  }

  .nhn-section {
    grid-template-columns: 1fr;
  }

  .nhn-intro {
    grid-column: span 1;
  }

  .hero-name {
    font-size: clamp(44px, 16vw, 60px);
  }
}