/* ============================================================
   GROWTHUP Services / Solutions — BLACK EDITORIAL v9
   ============================================================ */

/* ─── Solutions Hero ─── */
.solutions-hero {
  position: relative;
  min-height: 80svh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height, 72px) + var(--space-20)) 0 var(--space-24);
  background: var(--color-bg);
  overflow: hidden;
  border-bottom: var(--border-thin);
}

.solutions-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.solutions-hero-label {
  margin-bottom: var(--space-8);
}

.solutions-hero-title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: var(--font-black);
  letter-spacing: var(--tracking-tightest);
  line-height: 1.0;
  color: var(--text-primary);
  margin: 0 0 var(--space-8);
}
.solutions-hero-title em {
  font-style: normal;
  color: var(--text-secondary);
}

.solutions-hero-desc {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 var(--space-10);
}

.solutions-hero-nav {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.solutions-tab-link {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  padding-bottom: var(--space-1);
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.solutions-tab-link:hover {
  color: var(--text-primary);
  border-color: var(--color-border);
}

/* 배경 텍스트 */
.solutions-bg-text {
  position: absolute;
  right: -40px;
  bottom: -40px;
  font-size: clamp(140px, 22vw, 280px);
  font-weight: 900;
  letter-spacing: -0.06em;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.04);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}


/* ─── Solution Detail ─── */
.solution-detail {
  padding: var(--space-24) 0;
  border-bottom: var(--border-thin);
  background: var(--color-bg);
}
.solution-detail--alt {
  background: var(--color-bg-2);
}

.solution-detail-inner {
  display: grid;
  grid-template-columns: 160px 1fr;
  grid-template-rows: auto auto auto;
  column-gap: var(--space-16);
  row-gap: var(--space-10);
  align-items: start;
}

/* 인덱스 (번호+태그) */
.solution-index {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-2);
}

.solution-number {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.solution-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.7;
}

/* 헤드 */
.solution-head {
  grid-column: 2;
  grid-row: 1;
}

.solution-name {
  font-size: clamp(48px, 8vw, 96px);
  font-weight: var(--font-black);
  letter-spacing: var(--tracking-tightest);
  line-height: 1.0;
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}

.solution-tagline {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* 바디 (설명 + 기능) */
.solution-body {
  grid-column: 2;
  grid-row: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.solution-desc p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0 0 var(--space-6);
}

.solution-ext-link {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.solution-ext-link:hover {
  border-color: var(--text-primary);
}

/* 기능 리스트 */
.solution-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.solution-feature-item {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: var(--border-subtle);
}
.solution-feature-item:first-child {
  border-top: var(--border-subtle);
}

.feature-num {
  font-size: var(--text-sm);
  color: var(--text-muted);
  padding-top: 2px;
}

.solution-feature-item strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.solution-feature-item p {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

/* CTA */
.solution-cta {
  grid-column: 2;
  grid-row: 3;
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}


/* ─── Solutions Flow ─── */
.solutions-flow {
  background: var(--color-bg);
  border-bottom: var(--border-thin);
}

.solutions-flow-header {
  margin-bottom: var(--space-16);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: var(--border-thin);
}

.flow-step {
  position: relative;
  padding: var(--space-10) var(--space-8) var(--space-10) 0;
  border-right: var(--border-thin);
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: var(--space-4);
}
.flow-step:last-child {
  border-right: none;
}

.flow-step-num {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
}

.flow-step-body h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}

.flow-step-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.flow-arrow {
  font-size: 24px;
  color: var(--text-muted);
  position: absolute;
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}
.flow-step:last-child .flow-arrow {
  display: none;
}


/* ─── Solutions CTA Section ─── */
.solutions-cta-section {
  background: var(--color-bg-2);
}

.solutions-cta-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.solutions-cta-star {
  margin-bottom: var(--space-6);
  display: flex;
  justify-content: center;
}

.solutions-cta-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: var(--font-black);
  letter-spacing: var(--tracking-tightest);
  line-height: 1.15;
  color: var(--text-primary);
  margin: 0 0 var(--space-4);
}

.solutions-cta-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin: 0 0 var(--space-10);
  line-height: 1.7;
}

.solutions-cta-btns {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}


/* ─── Services Academy / Consulting 페이지용 공통 ─── */
.service-page-header {
  padding: calc(var(--nav-height, 72px) + var(--space-20)) 0 var(--space-16);
  border-bottom: var(--border-thin);
  background: var(--color-bg);
}

.service-page-eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-6);
}

.service-page-title {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: var(--font-black);
  letter-spacing: var(--tracking-tightest);
  line-height: 1.05;
  color: var(--text-primary);
  margin: 0 0 var(--space-6);
}

.service-page-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0;
}

/* 내용 섹션 */
.service-content {
  padding: var(--space-20) 0;
  border-bottom: var(--border-thin);
}

/* 2열 그리드 */
.service-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

/* 카드 그리드 */
.service-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: var(--border-thin);
  border-left: var(--border-thin);
}

.service-card {
  padding: var(--space-8);
  border-right: var(--border-thin);
  border-bottom: var(--border-thin);
}

.service-card-num {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.service-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}

.service-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* Academy 레벨 트랙 */
.academy-levels {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: var(--border-thin);
  margin-top: var(--space-10);
}

.academy-level {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.academy-level-num {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
}

.academy-level-body h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-1);
}

.academy-level-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.academy-level-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  color: var(--text-muted);
}


/* ─── Consulting Process ─── */
.section-label-row {
  border-top: var(--border-thin);
  padding-top: var(--space-8);
}

.consulting-process {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cp-step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-8);
  align-items: start;
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.cp-num {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
  padding-top: 3px;
  font-variant-numeric: tabular-nums;
}

.cp-body h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-1);
  letter-spacing: var(--tracking-tight);
}

.cp-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ─── Channel Grid ─── */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-10);
}

.channel-category-block {
  border-top: var(--border-thin);
  padding-top: var(--space-5);
}

.channel-cat-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 var(--space-4);
}

.channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.channel-tag {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  letter-spacing: 0.02em;
}


/* ─── Academy Curriculum ─── */
.curriculum-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: var(--border-thin);
}

.curriculum-item {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-6) 0;
  border-bottom: var(--border-thin);
}

.curriculum-level {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
}

.curriculum-body h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-1);
}

.curriculum-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.curriculum-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  color: var(--text-muted);
  white-space: nowrap;
}

/* Partnership row */
.partner-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-8) 0;
  border-bottom: var(--border-thin);
}
.partner-row:first-child {
  border-top: var(--border-thin);
}
.partner-name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  min-width: 160px;
}
.partner-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}


/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .solution-detail-inner {
    grid-template-columns: 120px 1fr;
    column-gap: var(--space-10);
  }
}

@media (max-width: 768px) {
  .solutions-hero {
    padding: calc(var(--nav-height, 72px) + var(--space-12)) 0 var(--space-16);
    min-height: auto;
  }

  .solution-detail {
    padding: var(--space-16) 0;
  }

  .solution-detail-inner {
    grid-template-columns: 1fr;
    row-gap: var(--space-8);
  }
  .solution-index {
    grid-column: 1;
    grid-row: auto;
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
  }
  .solution-head {
    grid-column: 1;
    grid-row: auto;
  }
  .solution-body {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .solution-cta {
    grid-column: 1;
    grid-row: auto;
  }

  .flow-steps {
    grid-template-columns: 1fr;
  }
  .flow-step {
    border-right: none;
    border-bottom: var(--border-thin);
    padding: var(--space-8) 0;
  }
  .flow-arrow {
    display: none;
  }

  .service-2col {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .service-card-grid {
    grid-template-columns: 1fr;
  }

  .academy-level {
    grid-template-columns: 60px 1fr;
    gap: var(--space-4);
  }
  .academy-level-badge {
    grid-column: 1 / -1;
  }

  .solutions-cta-btns {
    flex-direction: column;
    align-items: center;
  }
}