/* ============================================================
   HCP Segmentation Dashboard V2 — Premium Business Theme
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --pfizer-deep: #0d009d;
  --pfizer-blue: #0051a5;
  --pfizer-light: #00a3e0;
  --pfizer-sky: #54c8e8;

  --seg-a: #6B7280;
  --seg-b: #1A6FD4;
  --seg-c: #D4720A;
  --seg-unlabeled: #7C3AED;

  --bg-body: #f0f2f5;
  --bg-card: #ffffff;
  --bg-active: #eef6fc;

  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;

  --border-subtle: #e2e8f0;
  --border-card: #e5e7eb;

  --accent-green: #0D9E6E;
  --accent-amber: #d97706;
  --accent-coral: #DC3545;

  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-card-hover: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-header: 0 1px 8px rgba(0,0,0,0.04);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --transition-base: 0.25s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg-body);color:var(--text-primary);line-height:1.6;min-height:100vh}

/* ---- Top Header ---- */
.top-header{background:var(--bg-card);border-bottom:1px solid var(--border-subtle);padding:14px 32px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-header)}
.top-header-left{display:flex;align-items:center;gap:20px}
.top-header-left img{height:32px;width:auto}
.top-header-left h1{font-size:18px;font-weight:700;color:var(--pfizer-deep);border-left:1px solid var(--border-subtle);padding-left:20px}
.top-header-left span{font-size:13px;color:var(--text-secondary);margin-left:8px}
.header-badge{padding:6px 16px;border-radius:20px;font-size:12px;font-weight:600;background:#ecfdf5;color:var(--accent-green);border:1px solid #a7f3d0}

/* ---- Tab Navigation ---- */
.tab-nav{background:var(--bg-card);border-bottom:1px solid var(--border-subtle);padding:0 32px;display:flex;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.tab-nav::-webkit-scrollbar{height:0}
.tab-btn{padding:14px 20px;font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;border:none;background:none;border-bottom:2px solid transparent;transition:var(--transition-base);white-space:nowrap;display:flex;align-items:center;gap:8px}
.tab-btn:hover{color:var(--pfizer-blue);background:var(--bg-active)}
.tab-btn.active{color:var(--pfizer-blue);border-bottom-color:var(--pfizer-blue);background:var(--bg-active)}

/* ---- Tab Content ---- */
.tab-content{display:none;padding:32px;max-width:1440px;margin:0 auto;animation:fadeIn 0.35s ease}
.tab-content.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ---- Section ---- */
.section-header{display:flex;align-items:center;gap:16px;margin-bottom:24px}
.section-icon{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:16px;background:rgba(0,81,165,0.08);color:var(--pfizer-blue)}
.section-title{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:-0.3px}
.section-subtitle{font-size:14px;color:var(--text-secondary);margin-top:2px}

/* ---- Grids ---- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.grid-2-1{display:grid;grid-template-columns:2fr 1fr;gap:24px}

/* ---- Card ---- */
.card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-card);transition:var(--transition-base)}
.card:hover{box-shadow:var(--shadow-card-hover)}

/* ---- KPI Card ---- */
.kpi-card{display:flex;flex-direction:column;gap:8px}
.kpi-top{display:flex;align-items:center;justify-content:space-between}
.kpi-label{font-size:11px;color:var(--text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:0.5px}
.kpi-icon{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:14px}
.kpi-value{font-size:32px;font-weight:800;letter-spacing:-1px;color:var(--pfizer-deep);line-height:1.2}
.kpi-sub{font-size:13px;color:var(--text-muted);font-weight:500}

/* ---- Segment Card ---- */
.segment-card{position:relative;overflow:hidden}
.segment-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;border-radius:4px 0 0 4px}
.seg-a .segment-card::before,.seg-a.segment-card::before{background:var(--seg-a)}
.seg-b .segment-card::before,.seg-b.segment-card::before{background:var(--seg-b)}
.seg-c .segment-card::before,.seg-c.segment-card::before{background:var(--seg-c)}
.segment-name{font-size:18px;font-weight:700;margin-bottom:6px}
.segment-desc{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:20px;min-height:66px}
.segment-stats{display:flex;flex-direction:column;gap:12px}
.segment-stat{display:flex;justify-content:space-between;align-items:center}
.segment-stat-label{font-size:13px;color:var(--text-secondary);font-weight:500}
.segment-stat-value{font-size:14px;font-weight:700}
.segment-meter{width:100%;height:6px;background:#f1f5f9;border-radius:3px;margin-top:4px;overflow:hidden}
.segment-meter-fill{height:100%;border-radius:3px;transition:width 1s ease}

/* ---- Plotly Container ---- */
.plotly-chart{width:100%;min-height:340px;border-radius:var(--radius-md);overflow:hidden}
.plotly-chart-sm{width:100%;min-height:280px}
.chart-title{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--text-primary);letter-spacing:-0.2px}
.chart-container{position:relative;width:100%}
.chart-container canvas{width:100%!important}

/* ---- Persona ---- */
.persona-card{padding:32px}
.persona-header{display:flex;align-items:center;gap:20px;margin-bottom:24px}
.persona-avatar{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff;flex-shrink:0}
.persona-name{font-size:20px;font-weight:700;color:var(--text-primary)}
.persona-role{font-size:14px;color:var(--text-secondary);margin-top:2px}
.persona-seg{font-size:13px;font-weight:600;margin-top:4px}
.persona-detail-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.persona-metric{background:#f8fafc;padding:16px;border-radius:var(--radius-md);border:1px solid #f1f5f9}
.persona-metric-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;font-weight:600;letter-spacing:0.5px}
.persona-metric-value{font-size:22px;font-weight:800;color:var(--pfizer-deep);margin-top:4px;letter-spacing:-0.5px}

/* ---- Badge ---- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}
.badge-green{background:#ecfdf5;color:var(--accent-green)}
.badge-amber{background:#fffbeb;color:var(--accent-amber)}
.badge-red{background:#fef2f2;color:var(--accent-coral)}
.badge-blue{background:#eff6ff;color:var(--pfizer-blue)}
.badge-sky{background:#f0f9ff;color:var(--pfizer-light)}
.badge-purple{background:#f5f3ff;color:var(--seg-unlabeled)}

/* ---- Alert ---- */
.alert-box{padding:16px 20px;border-radius:var(--radius-md);font-size:14px;line-height:1.6;display:flex;align-items:flex-start;gap:12px;margin-top:20px}
.alert-box i{margin-top:3px;font-size:16px}
.alert-info{background:#eff6ff;border:1px solid #bfdbfe;color:var(--pfizer-blue)}
.alert-warning{background:#fffbeb;border:1px solid #fde68a;color:var(--accent-amber)}
.alert-success{background:#ecfdf5;border:1px solid #a7f3d0;color:var(--accent-green)}

/* ---- Insight Card ---- */
.insight-card{border-left:4px solid var(--pfizer-light)}
.insight-number{font-size:40px;font-weight:900;color:var(--pfizer-sky);opacity:0.25;line-height:1;margin-bottom:8px}
.insight-title{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--text-primary)}
.insight-text{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* ---- Opportunity Tier Cards ---- */
.tier-card{border-left:4px solid transparent;padding:20px 24px}
.tier-card.tier-1{border-left-color:var(--accent-green)}
.tier-card.tier-2{border-left-color:var(--accent-amber)}
.tier-card.tier-3{border-left-color:var(--text-muted)}
.tier-value{font-size:28px;font-weight:800;letter-spacing:-0.5px;line-height:1.2}
.tier-label{font-size:13px;color:var(--text-secondary);font-weight:600;margin-top:2px}
.tier-desc{font-size:12px;color:var(--text-muted);margin-top:6px}

/* ---- Metric Highlight ---- */
.metric-highlight{text-align:center;padding:20px;background:#f8fafc;border-radius:var(--radius-md);border:1px solid #f1f5f9}
.metric-highlight-value{font-size:28px;font-weight:800;color:var(--pfizer-deep);letter-spacing:-0.5px}
.metric-highlight-label{font-size:12px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:0.5px;margin-top:4px}

/* ---- Sub-tabs ---- */
.sub-tabs{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}
.sub-tab{padding:10px 24px;border-radius:24px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid var(--border-card);background:var(--bg-card);color:var(--text-secondary);transition:var(--transition-base)}
.sub-tab:hover{border-color:var(--pfizer-blue);color:var(--pfizer-blue)}
.sub-tab.active{background:var(--pfizer-deep);color:#fff;border-color:var(--pfizer-deep)}
.sub-panel{display:none}
.sub-panel.active{display:block;animation:fadeIn 0.3s ease}

/* ---- Data Table ---- */
.data-table{width:100%;border-collapse:collapse;font-size:14px}
.data-table thead th{text-align:left;padding:12px 16px;font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:0.5px;border-bottom:2px solid var(--border-subtle);background:#f8fafc}
.data-table tbody td{padding:12px 16px;border-bottom:1px solid var(--border-subtle)}
.data-table tbody tr:hover{background:#f8fafc}

/* ---- Coverage Gap Badge ---- */
.coverage-gap{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;background:#fef2f2;color:var(--accent-coral);border:1px solid #fecaca}

/* ---- Responsive ---- */
@media(max-width:1200px){.grid-5{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.grid-3,.grid-2,.grid-2-1{grid-template-columns:1fr}}
@media(max-width:600px){.grid-5,.grid-4{grid-template-columns:1fr}.tab-btn{padding:12px 14px;font-size:12px}}