/* Solution Detail Page Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #0a0a12;
  --bg2: #12121e;
  --card: #16162a;
  --border: rgba(255,255,255,.06);
  --text: #e4e4ed;
  --text2: #8888a4;
  --accent: #b49adf;
  --accent2: #7c6aef;
  --grad: linear-gradient(135deg, #b49adf, #7c6aef);
}

* { margin:0; padding:0; box-sizing:border-box; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Back Navigation */
.back-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 40px;
  background: rgba(10,10,18,.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text2);
  text-decoration: none;
  font-size: 14px;
  transition: color .3s;
}
.back-link:hover { color: var(--accent); }
.back-link svg { width: 18px; height: 18px; }

.nav-brand {
  font-weight: 700;
  font-size: 16px;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Banner */
.detail-hero {
  padding: 140px 40px 80px;
  position: relative;
  overflow: hidden;
}

.detail-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,106,239,.15) 0%, transparent 70%);
  pointer-events: none;
}

.detail-hero .wrap {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid rgba(180,154,223,.3);
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.detail-hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, #c8c8e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.detail-hero .subtitle {
  font-size: 18px;
  color: var(--text2);
  max-width: 700px;
  line-height: 1.8;
}

/* Section Common */
.detail-section {
  padding: 80px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  max-width: 1200px;
  margin: 0 auto;
}

.detail-section .sec-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.detail-section h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 40px;
  background: linear-gradient(135deg, #fff, #c8c8e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: transform .3s, border-color .3s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(180,154,223,.2);
}

.feature-card .fc-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(124,106,239,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 22px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #fff;
}

.feature-card p {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.8;
}

/* Spec Table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr {
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}

.spec-table tr:hover {
  background: rgba(124,106,239,.04);
}

.spec-table td {
  padding: 20px 24px;
  font-size: 15px;
}

.spec-table td:first-child {
  width: 160px;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}

.spec-table td:last-child {
  color: var(--text2);
}

/* Scene Grid */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.scene-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: transform .3s, border-color .3s;
}

.scene-card:hover {
  transform: translateY(-4px);
  border-color: rgba(180,154,223,.2);
}

.scene-card .sc-visual {
  height: 160px;
  background: var(--bg2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.scene-card .sc-body {
  padding: 24px;
}

.scene-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #fff;
}

.scene-card p {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  padding: 80px 40px;
  text-align: center;
}

.cta-box {
  max-width: 700px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 60px 40px;
}

.cta-box h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, #c8c8e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-box p {
  color: var(--text2);
  margin-bottom: 32px;
  font-size: 15px;
}

.cta-btn {
  display: inline-block;
  padding: 14px 40px;
  border-radius: 40px;
  background: var(--grad);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  transition: transform .3s, box-shadow .3s;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,106,239,.3);
}

/* Footer */
.detail-footer {
  padding: 30px 40px;
  text-align: center;
  border-top: 1px solid var(--border);
  color: var(--text2);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 768px) {
  .back-nav { padding: 12px 20px; }
  .detail-hero { padding: 120px 20px 60px; }
  .detail-section { padding: 60px 20px; }
  .detail-hero h1 { font-size: 28px; }
  .feature-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr 1fr; }
  .spec-table td:first-child { width: 100px; font-size: 13px; }
  .spec-table td:last-child { font-size: 13px; }
  .cta-box { padding: 40px 24px; }
}

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