/* ============================================
   NEXBOND CRM — Use Cases (100% Light Professional Theme)
   ============================================ */

/* ── Hero Section ── */
.usecases-hero {
  padding-top: calc(var(--nav-height, 76px) + var(--space-16));
  padding-bottom: var(--space-16);
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.usecases-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 400px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, rgba(6, 182, 212, 0.03) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.usecases-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.usecases-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-6);
}

.uc-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
  display: inline-block;
}

.usecases-hero h1 {
  font-family: var(--disp);
  font-size: clamp(2.3rem, 4.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--tx);
  margin-bottom: var(--space-5);
}

.usecases-hero .subtitle {
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.6;
  color: var(--tx-mute);
  max-width: 740px;
  margin: 0 auto var(--space-10);
}

/* Category Filter Pills */
.usecases-filter-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  max-width: 880px;
  margin: 0 auto;
}

.uc-pill {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  padding: 7px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--tx-mute);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.uc-pill:hover {
  color: var(--blue);
  border-color: rgba(37, 99, 235, 0.3);
}

.uc-pill.active {
  background: var(--blue);
  color: #ffffff;
  border-color: var(--blue);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

/* ── Verticals Grid & Cards ── */
.usecases-list-section {
  padding: var(--space-24) 0;
  background: #ffffff;
}

.verticals-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-20);
}

.vertical-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-12);
  align-items: center;
  padding: var(--space-10);
  background: #ffffff;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-2xl);
  box-shadow: 0 8px 28px -6px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-base);
}

.vertical-card:hover {
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 16px 40px -10px rgba(37, 99, 235, 0.1);
}

.vertical-content-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.vertical-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.v-pill {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.v-blue { background: #eff6ff; color: #1d4ed8; border: 1px solid rgba(37, 99, 235, 0.2); }
.v-emerald { background: #ecfdf5; color: #059669; border: 1px solid rgba(16, 185, 129, 0.2); }
.v-amber { background: #fff7ed; color: #c2410c; border: 1px solid rgba(249, 115, 22, 0.2); }
.v-purple { background: #f5f3ff; color: #6d28d9; border: 1px solid rgba(124, 58, 237, 0.2); }
.v-rose { background: #fff1f2; color: #e11d48; border: 1px solid rgba(225, 29, 72, 0.2); }
.v-indigo { background: #eef2ff; color: #4338ca; border: 1px solid rgba(67, 56, 202, 0.2); }

.v-sla-chip {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--tx-mute);
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.vertical-content-col h2 {
  font-family: var(--disp);
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
  font-weight: 800;
  color: var(--tx);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.vertical-content-col p {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--tx-mute);
}

.v-features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.v-feat-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--tx-mute);
}

.v-feat-item strong {
  color: var(--tx);
}

.v-chk {
  color: var(--green-d);
  font-weight: 900;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Metrics Strip */
.v-metrics-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
}

.v-metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.v-metric strong {
  font-family: var(--disp);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--blue);
  line-height: 1.1;
}

.v-metric span {
  font-size: 0.7rem;
  color: var(--tx-mute);
  font-weight: 600;
}

/* ── Light Preview Panels ── */
.light-preview-panel {
  background: var(--paper);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 24px -4px rgba(0, 0, 0, 0.04);
}

.panel-header-bar {
  background: var(--paper-2);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.panel-tag {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.panel-tag.blue { color: var(--blue); }
.panel-tag.emerald { color: #059669; }
.panel-tag.amber { color: #c2410c; }
.panel-tag.purple { color: #6d28d9; }
.panel-tag.rose { color: #e11d48; }
.panel-tag.indigo { color: #4338ca; }

.panel-time {
  font-size: 0.68rem;
  color: var(--tx-dim);
  font-weight: 600;
}

.panel-body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.panel-card-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.panel-card-item.border-blue { border-left: 3px solid var(--blue); }
.panel-card-item.border-emerald { border-left: 3px solid var(--green); }
.panel-card-item.border-amber { border-left: 3px solid var(--orange); }
.panel-card-item.border-purple { border-left: 3px solid #8b5cf6; }
.panel-card-item.border-rose { border-left: 3px solid #f43f5e; }
.panel-card-item.border-indigo { border-left: 3px solid #6366f1; }

.p-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.p-source, .p-agent-name {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--tx-mute);
}

.p-status {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
}

.p-status.hot { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.p-status.verified, .p-status.paid, .p-status.in-stock, .p-status.confirmed { background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; }
.p-status.urgent, .p-status.low { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; }
.p-status.travel, .p-status.meeting { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.p-status.active-pulse { background: #ecfdf5; color: #059669; }

.p-deal-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--tx);
  margin-top: 2px;
}

.p-deal-meta {
  font-size: 0.74rem;
  color: var(--tx-mute);
}

.p-deal-footer {
  margin-top: 4px;
  padding-top: 6px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.p-rep-tag, .p-action-tag, .p-route-tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--blue);
}

/* ── Responsive Rules ── */
@media (max-width: 1024px) {
  .vertical-card {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  .usecases-hero {
    padding-top: 80px !important;
    padding-bottom: 20px !important;
  }
  .usecases-hero-badge {
    margin-bottom: 10px !important;
    padding: 4px 10px !important;
    font-size: 0.72rem !important;
  }
  .usecases-hero h1 {
    font-size: 1.85rem !important;
    line-height: 1.2 !important;
    margin-bottom: 10px !important;
  }
  .usecases-hero .subtitle {
    font-size: 0.88rem !important;
    line-height: 1.45 !important;
    margin-bottom: 16px !important;
  }
  .usecases-filter-pills {
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    padding-bottom: 6px !important;
    justify-content: flex-start !important;
    -webkit-overflow-scrolling: touch !important;
    gap: 6px !important;
  }
  .uc-pill {
    padding: 5px 12px !important;
    font-size: 0.76rem !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }
  .vertical-card {
    grid-template-columns: 1fr !important;
    padding: 16px 14px !important;
    border-radius: 14px !important;
    gap: 14px !important;
    margin-bottom: 24px !important;
  }
  .vertical-card-header {
    gap: 10px !important;
  }
  .vertical-card-icon {
    width: 38px !important;
    height: 38px !important;
  }
  .vertical-card-title {
    font-size: 1.2rem !important;
  }
  .vertical-card-desc {
    font-size: 0.84rem !important;
    line-height: 1.45 !important;
  }
  .vertical-feature-list {
    gap: 6px !important;
  }
  .vertical-feature-list li {
    font-size: 0.8rem !important;
  }
  .vertical-card-preview {
    padding: 12px !important;
    border-radius: 12px !important;
  }
  .panel-card-item {
    padding: 10px 12px !important;
  }
}