/* ============================================================
   FTI Starlink GTM Decision Tool
   Design System — Theo FPT Brand Asset v1.0
   Dark: Inter + JetBrains Mono | Light: IBM Plex Sans + IBM Plex Mono
   ============================================================ */

/* ========================
   GOOGLE FONTS (cả 2 font gia đình)
   ======================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Roboto+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

/* ========================
   DARK THEME (Default) — FPT Brand Asset §3.3
   ======================== */
:root {
  --font:       'Inter', sans-serif;
  --mono:       'Roboto Mono', monospace;
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;

  /* Surfaces */
  --bg-page:    #0D1117;
  --bg-card:    #161B27;
  --bg-raised:  #1C2236;
  --bg-overlay: #212840;

  /* Text */
  --text-1: #E8EAF0;
  --text-2: #8892AA;
  --text-3: #64748B;

  /* Borders */
  --border:  rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.11);

  /* Brand Actions */
  --action:    #3B6FE8;
  --action-hv: #2D5ED6;

  /* Semantic */
  --green:  #22C55E;
  --amber:  #F59E0B;
  --red:    #F87171;
  --purple: #A78BFA;
  --cyan:   #38BDF8;
  --mint:   #34D399;
  --orange: #FB923C;
  --pink:   #F472B6;

  /* FPT Logo Gradient */
  --fpt-gradient: linear-gradient(135deg, #E8522A, #F5B316, #1B75BB);

  /* Radius — FPT Brand Asset §6 */
  --r4:  4px;
  --r6:  6px;
  --r8:  8px;
  --r10: 10px;
  --r12: 12px;

  /* Legacy bridge vars (dùng trong các component cũ) */
  --bg-primary:    var(--bg-page);
  --bg-secondary:  var(--bg-raised);
  --bg-glass:      var(--bg-card);
  --border-glass:  var(--border);
  --text-primary:  var(--text-1);
  --text-secondary:var(--text-2);
  --text-muted:    var(--text-3);
  --accent-blue:   var(--action);
  --accent-green:  var(--green);
  --accent-yellow: var(--amber);
  --accent-orange: var(--orange);
  --accent-red:    var(--red);
  --accent-purple: var(--purple);
  --accent-cyan:   var(--cyan);
  --gradient-1:    var(--fpt-gradient);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.4);
  --radius:    var(--r8);
  --radius-sm: var(--r6);
}

/* ========================
   LIGHT THEME — FPT Brand Asset §3.2
   ======================== */
[data-theme="light"] {
  --font: 'IBM Plex Sans', sans-serif;
  --mono: 'Roboto Mono', monospace;
  font-size: 13px;

  /* Surfaces */
  --bg-page:    #F8F9FB;
  --bg-card:    #FFFFFF;
  --bg-raised:  #F4F5F7;
  --bg-overlay: #FFFFFF;

  /* Text */
  --text-1: #111827;
  --text-2: #6B7280;
  --text-3: #9CA3AF;

  /* Borders */
  --border:  #E5E7EB;
  --border2: #D1D5DB;

  /* Brand Actions */
  --action:    #3B6FE8;
  --action-hv: #2D5ED6;

  /* Semantic */
  --green:  #22C55E;
  --amber:  #F59E0B;
  --red:    #EF4444;
  --purple: #A78BFA;
  --cyan:   #38BDF8;
  --mint:   #34D399;
  --orange: #FB923C;
  --pink:   #F472B6;

  /* Shadow */
  --shadow-lg: 0 4px 20px rgba(0,0,0,0.08);

  /* Legacy bridge overrides */
  --bg-primary:    var(--bg-page);
  --bg-secondary:  var(--bg-raised);
  --bg-glass:      var(--bg-card);
  --border-glass:  var(--border);
  --text-primary:  var(--text-1);
  --text-secondary:var(--text-2);
  --text-muted:    var(--text-3);
  --accent-blue:   var(--action);
  --gradient-1:    var(--fpt-gradient);
}

/* ========================
   RESET
   ======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: 13px;
  background: var(--bg-page);
  color: var(--text-1);
  min-height: 100vh;
  line-height: 1.5;
  transition: background 0.25s ease, color 0.25s ease;
}

/* ========================
   HEADER — FPT Brand Asset §12
   ======================== */
.app-header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0 2rem; height: 52px;
  background: rgba(13,17,23,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background 0.25s ease;
}
[data-theme="light"] .app-header {
  background: rgba(255,255,255,0.92);
}

.header-left { display: flex; align-items: center; flex-shrink: 0; }
.logo { display: flex; align-items: center; gap: 10px; }

/* SVG antenna icon */
.logo-svg { width: 28px; height: 28px; flex-shrink: 0; }

/* FPT Brand Logo gradient — §12.4 */
.logo h1 {
  font-size: 15px; font-weight: 700; letter-spacing: 0.03em;
  background: var(--fpt-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo .subtitle {
  font-size: 10px; font-family: var(--mono);
  color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em;
  margin-top: 1px;
}

/* Tab Nav — Pill style §9.2 */
.tab-nav {
  display: flex; gap: 3px; margin-left: auto;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r8);
  padding: 3px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tab-nav::-webkit-scrollbar { display: none; }
[data-theme="light"] .tab-nav {
  background: #F4F5F7;
}
.tab-btn {
  padding: 0 14px; height: 28px; border: none; border-radius: var(--r6);
  background: transparent; color: var(--text-2); cursor: pointer;
  font-family: var(--font); font-size: 12px; font-weight: 500;
  transition: all 0.2s ease; display: flex; align-items: center; gap: 6px;
  white-space: nowrap;
}
.tab-btn:hover { background: rgba(255,255,255,0.06); color: var(--text-1); }
[data-theme="light"] .tab-btn:hover { background: rgba(0,0,0,0.04); color: var(--text-1); }
.tab-btn.active {
  background: var(--bg-card);
  color: var(--action);
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}
[data-theme="light"] .tab-btn.active { box-shadow: 0 1px 3px rgba(0,0,0,0.10); }
.tab-icon { width: 14px; height: 14px; }

/* ========================
   THEME TOGGLE BUTTON (SVG, no emoji)
   ======================== */
.theme-toggle {
  width: 34px; height: 34px; border-radius: var(--r6);
  border: 1px solid var(--border2);
  background: var(--bg-raised);
  color: var(--text-2);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.2s ease; flex-shrink: 0;
}
.theme-toggle:hover {
  background: rgba(59,111,232,0.12);
  color: var(--action);
  border-color: var(--action);
}
[data-theme="light"] .theme-toggle { background: #F4F5F7; }
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun  { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ========================
   MAIN LAYOUT
   ======================== */
.app-main { max-width: 1440px; margin: 0 auto; padding: 20px 24px 48px; }
.tab-content { display: none; animation: fadeIn 0.25s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* ========================
   SECTION HEADER
   ======================== */
.section-header { margin-bottom: 16px; }
.section-header h2 {
  font-size: 18px; font-weight: 600; color: var(--text-1);
  letter-spacing: -0.01em;
}
.section-desc { color: var(--text-2); font-size: 12px; margin-top: 3px; }

/* Pricing note bar */
.pricing-note {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: var(--r6);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  color: var(--amber); font-size: 11px; font-family: var(--mono);
  margin-bottom: 16px;
}
[data-theme="light"] .pricing-note { background: #FFFBEB; border-color: rgba(245,158,11,0.3); }

/* ========================
   CARDS — FPT Brand Asset §11
   ======================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r8);
  padding: 14px 16px;
  margin-bottom: 16px;
}
[data-theme="light"] .card { border-radius: var(--r10); }
.card h3 {
  font-size: 13px; font-weight: 600; color: var(--text-2);
  margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  font-family: var(--mono);
}
.glass { background: var(--bg-card); }

/* ========================
   TABLES — FPT Brand Asset §14
   ======================== */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th {
  text-align: left; padding: 0 10px; height: 36px;
  background: var(--bg-raised);
  color: var(--text-2);
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em;
  white-space: normal;
  line-height: 1.3;
  height: auto;
  padding: 10px;
  vertical-align: bottom;
  border-bottom: 1px solid var(--border2);
}
[data-theme="light"] .data-table th { background: #F9FAFB; }
.data-table td {
  padding: 0 10px; height: 40px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap; color: var(--text-2);
}
.data-table .fin-quarter-input {
  width: 100%;
  min-width: 72px;
  height: 30px;
  padding: 0 8px;
  text-align: right;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-1);
  background: rgba(59,111,232,0.08);
  border: 1px solid rgba(59,111,232,0.25);
  border-radius: var(--r6);
}
.data-table .fin-quarter-input:focus {
  outline: none;
  border-color: var(--action);
  box-shadow: 0 0 0 3px rgba(59,111,232,0.12);
  background: rgba(59,111,232,0.12);
}
[data-theme="light"] .data-table .fin-quarter-input {
  background: rgba(59,111,232,0.05);
  border-color: rgba(59,111,232,0.18);
}
.data-table tr:hover td { background: var(--bg-raised); }
[data-theme="light"] .data-table tr:hover td { background: #F9FAFB; }
.data-table .num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.data-table .bold { color: var(--text-1); font-weight: 500; }
.data-table .highlight { color: var(--green); font-weight: 600; }
.data-table .negative { color: var(--red); font-weight: 600; }
.data-table .link { color: var(--action); font-weight: 500; }
.data-table.compact td, .data-table.compact th { height: 32px; }
.data-table .row-header { font-weight: 600; color: var(--action); background: rgba(59,111,232,0.04); }
.data-table .row-total {
  font-weight: 700; color: var(--text-1);
  background: rgba(59,111,232,0.06);
  border-top: 1px solid var(--border2);
  border-bottom: 1px solid var(--border2);
}
.data-table .row-section { font-weight: 700; background: rgba(167,139,250,0.05); color: var(--purple); }

/* ========================
   KPI CARDS — FPT Brand Asset §11 (Stat/KPI)
   ======================== */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi-card {
  padding: 14px 16px;
  border-radius: var(--r8);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative; overflow: hidden;
}
[data-theme="light"] .kpi-card { border-radius: var(--r10); }
.kpi-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
}
.kpi-card.accent-blue::before   { background: var(--action); }
.kpi-card.accent-green::before  { background: var(--green); }
.kpi-card.accent-yellow::before { background: var(--amber); }
.kpi-card.accent-orange::before { background: var(--orange); }
.kpi-card.accent-red::before    { background: var(--red); }
.kpi-card.accent-purple::before { background: var(--purple); }
.kpi-card.accent-cyan::before   { background: var(--cyan); }
.kpi-label {
  font-size: 10px; font-family: var(--mono);
  color: var(--text-2); text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 6px;
}
.kpi-value { font-size: 22px; font-weight: 700; color: var(--action); letter-spacing: -0.02em; }
.kpi-sub { margin-top: 6px; font-size: 11px; color: var(--text-3); font-family: var(--mono); }

/* ========================
   CONTROLS BAR
   ======================== */
.controls-bar {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end;
  padding: 14px 16px; margin-bottom: 16px;
  background: var(--bg-card);
  border-radius: var(--r8); border: 1px solid var(--border);
}
.control-group { display: flex; flex-direction: column; gap: 5px; min-width: 160px; flex: 1; }
.control-group label {
  font-size: 11px; font-weight: 500;
  color: var(--text-2); font-family: var(--mono);
  display: flex; align-items: center; gap: 5px;
}

/* Select — §8.2 */
.control-group select {
  height: 34px; padding: 0 10px;
  border-radius: var(--r6);
  background: var(--bg-raised);
  border: 1.5px solid var(--border2);
  color: var(--text-1); font-family: var(--font); font-size: 12px;
  appearance: none; cursor: pointer;
  transition: border-color 0.15s;
}
.control-group select:focus { outline: none; border-color: var(--action); box-shadow: 0 0 0 3px rgba(59,111,232,0.12); }
[data-theme="light"] .control-group select { background: #fff; border-color: #E5E7EB; }
[data-theme="light"] .control-group select:focus { border-color: var(--action); }

/* Slider */
.slider-row { display: flex; align-items: center; gap: 10px; }
.slider-val {
  font-size: 12px; font-weight: 600; font-family: var(--mono);
  color: var(--action); min-width: 3.5rem;
}
input[type="range"] {
  -webkit-appearance: none; width: 100%; height: 5px;
  background: var(--border2); border-radius: 3px; outline: none;
}
[data-theme="light"] input[type="range"] { background: #E5E7EB; }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px;
  background: var(--action); border-radius: 50%; cursor: pointer;
  box-shadow: 0 0 0 3px rgba(59,111,232,0.2);
  transition: box-shadow 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { box-shadow: 0 0 0 5px rgba(59,111,232,0.25); }

/* Segment Controls */
.segment-controls { position: relative; }
.seg-total { display: flex; align-items: center; gap: 5px; font-size: 12px; min-width: 100px; font-family: var(--mono); }
.seg-total strong { font-size: 14px; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-blue   { background: var(--action); }
.dot-green  { background: var(--green); }
.dot-yellow { background: var(--amber); }
.dot-orange { background: var(--orange); }

/* ========================
   CHARTS — FPT Brand Asset §13
   ======================== */
.charts-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 16px; }
.chart-card { min-height: 300px; }
.chart-card.wide { grid-column: 1 / -1; }
.chart-card canvas { max-height: 280px; }

/* ========================
   BATTLE CARD — FPT competitive card
   ======================== */
.battle-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 12px; }
.battle-card {
  border-radius: var(--r8); padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative; overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
[data-theme="light"] .battle-card { border-radius: var(--r10); }
.battle-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.battle-card.featured { border-color: rgba(59,111,232,0.4); background: rgba(59,111,232,0.04); }
[data-theme="light"] .battle-card.featured { background: rgba(59,111,232,0.03); }
.battle-card.featured::after {
  content: 'RECOMMENDED'; position: absolute; top: 10px; right: -26px;
  background: var(--action); color: #fff;
  font-size: 8px; font-weight: 700; font-family: var(--mono);
  padding: 3px 28px; transform: rotate(45deg); letter-spacing: 0.08em;
}
.battle-card h4 { font-size: 14px; font-weight: 600; color: var(--text-1); margin-bottom: 2px; }
.battle-card .provider { font-size: 11px; color: var(--text-3); font-family: var(--mono); margin-bottom: 12px; }
.battle-card .spec-list { list-style: none; }
.battle-card .spec-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 11.5px;
}
.battle-card .spec-list li:last-child { border-bottom: none; }
.battle-card .spec-list li .spec-label { color: var(--text-2); }
.battle-card .spec-list li .spec-value { font-weight: 600; font-family: var(--mono); text-align: right; }
.battle-card .spec-list li .spec-value.good { color: var(--green); }
.battle-card .spec-list li .spec-value.bad  { color: var(--red); }
.battle-card .spec-list li .spec-value.warn { color: var(--amber); }

/* ========================
   FOOTER
   ======================== */
.app-footer {
  text-align: center; padding: 20px;
  font-size: 11px; font-family: var(--mono);
  color: var(--text-3); border-top: 1px solid var(--border);
}

/* ========================
   BADGE — FPT Brand Asset §10
   ======================== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 100px;
  font-size: 10px; font-weight: 500; font-family: var(--mono);
}
.badge-active  { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.22); color: #6EE7B7; }
.badge-warn    { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.22); color: #FCD34D; }
.badge-danger  { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.2); color: #FCA5A5; }
[data-theme="light"] .badge-active  { background: #DCFCE7; color: #15803D; border-color: transparent; }
[data-theme="light"] .badge-warn    { background: #FEF9C3; color: #A16207; border-color: transparent; }
[data-theme="light"] .badge-danger  { background: #FEE2E2; color: #B91C1C; border-color: transparent; }

/* ========================
   SEGMENT LEGEND
   ======================== */
.seg-legend-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
@media (max-width: 1024px) { .seg-legend-grid { grid-template-columns: 1fr; } }
.seg-legend-item { }
.seg-legend-header {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; margin-bottom: 8px;
  border-radius: var(--r6);
  background: var(--bg-raised);
}
[data-theme="light"] .seg-legend-header { background: var(--bg-raised); }
.seg-legend-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.seg-legend-header strong { font-size: 12px; color: var(--text-1); flex: 1; }
.seg-legend-target {
  font-size: 10px; font-family: var(--mono);
  color: var(--text-2);
  background: var(--bg-overlay); padding: 2px 8px; border-radius: 100px;
  white-space: nowrap;
}
[data-theme="light"] .seg-legend-target { background: var(--border); }

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 1024px) {
  .app-header { height: auto; padding: 10px 16px; flex-wrap: wrap; }
  .tab-nav { margin-left: 0; }
  .charts-row { grid-template-columns: 1fr; }
  .kpi-row { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .app-main { padding: 12px 12px 32px; }
  .kpi-row { grid-template-columns: 1fr; }
  .controls-bar { flex-direction: column; gap: 12px; }
  .control-group { width: 100%; min-width: 100%; }
  .tab-btn { font-size: 11px; padding: 0 12px; flex-shrink: 0; }
  
  /* Cải thiện vùng chạm (Touch targets) trên mobile */
  .control-group select { height: 40px; font-size: 14px; }
  input[type="range"]::-webkit-slider-thumb { width: 22px; height: 22px; }
  
  /* Thu gọn form Auth */
  .auth-card { padding: 1.5rem; width: 90%; }
  .auth-card h2 { font-size: 1.25rem; }
  
  /* Bảng thông tin: điều chỉnh padding nhẹ */
  .data-table th, .data-table td { padding: 0 8px; font-size: 11px; }
  
  /* Điều chỉnh Pricing note */
  .pricing-note { flex-direction: column; align-items: flex-start; gap: 4px; }
}

/* ========================
   AUTH OVERLAY
   ======================== */
#authOverlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg-page); z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(20px);
}
.auth-card {
  width: 100%; max-width: 360px; padding: 2.5rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r12); box-shadow: var(--shadow-lg);
  text-align: center;
}
.auth-logo { margin-bottom: 1.5rem; display: flex; justify-content: center; }
.auth-card h2 { font-size: 1.5rem; margin-bottom: 0.5rem; color: var(--text-1); }
.auth-card p { font-size: 0.9rem; color: var(--text-2); margin-bottom: 2rem; }
.auth-field { position: relative; margin-bottom: 1.5rem; }
.auth-field input {
  width: 100%; height: 48px; padding: 0 1rem;
  background: var(--bg-raised); border: 1.5px solid var(--border2);
  border-radius: var(--r8); color: var(--text-1);
  font-family: var(--font); font-size: 1rem; text-align: center;
  transition: all 0.2s;
}
.auth-field input:focus { outline: none; border-color: var(--action); box-shadow: 0 0 0 4px rgba(59,111,232,0.15); }
.auth-btn {
  width: 100%; height: 48px; background: var(--action); color: #fff;
  border: none; border-radius: var(--r8); font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}
.auth-btn:hover { background: var(--action-hv); transform: translateY(-1px); }
.auth-error { color: var(--red); font-size: 0.8rem; margin-top: 1rem; display: none; }

body.locked { overflow: hidden; }
body.locked .app-header, body.locked .app-main, body.locked .app-footer { filter: blur(10px); pointer-events: none; }

/* ========================
   THEME LOGOS
   ======================== */
.theme-logo {
  height: 24px;
  width: auto;
  object-fit: contain;
}
.theme-logo.light-logo {
  display: none !important;
}
[data-theme="light"] .theme-logo.light-logo {
  display: block !important;
}
[data-theme="light"] .theme-logo.dark-logo {
  display: none !important;
}

/* ========================
   EXECUTIVE SUMMARY — Magazine Style
   ======================== */
.exec-wrap { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; gap: 28px; }

/* Hero */
.exec-hero {
  display: grid; grid-template-columns: 1fr 340px; gap: 40px; align-items: center;
  padding: 36px 40px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--r12);
  border-top: 3px solid var(--action); position: relative; overflow: hidden;
}
.exec-hero::before {
  content: ''; position: absolute; right: -60px; top: -60px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(59,111,232,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.exec-eyebrow {
  display: flex; align-items: center; gap: 6px;
  font-size: 10px; font-family: var(--mono); text-transform: uppercase;
  letter-spacing: .1em; color: var(--action); margin-bottom: 14px;
}
.exec-hero-title { font-size: 26px; font-weight: 700; line-height: 1.25; color: var(--text-1); margin-bottom: 14px; }
.exec-accent { color: var(--action); }
.exec-hero-desc { font-size: 13px; color: var(--text-2); line-height: 1.7; }
.exec-hero-stats { display: flex; flex-direction: column; gap: 12px; }
.exec-stat-pill {
  padding: 14px 18px; background: var(--bg-raised); border-radius: var(--r8);
  border: 1px solid var(--border); border-left: 3px solid var(--action);
}
.exec-stat-num { display: block; font-size: 22px; font-weight: 700; color: var(--text-1); font-family: var(--mono); }
.exec-stat-label { font-size: 11px; color: var(--text-2); margin-top: 2px; display: block; }

/* Section Labels */
.exec-section-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 10px; font-family: var(--mono); text-transform: uppercase;
  letter-spacing: .12em; color: var(--text-2);
  padding-bottom: 10px; border-bottom: 1px solid var(--border);
}

/* Segments */
.exec-segment-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.exec-segment-card {
  padding: 16px; background: var(--bg-card); border-radius: var(--r10);
  border: 1px solid var(--border); border-top: 2px solid var(--seg-color, var(--border));
  transition: transform 0.2s, box-shadow 0.2s;
}
.exec-segment-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.exec-seg-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.exec-seg-badge { font-size: 10px; font-family: var(--mono); font-weight: 600; padding: 2px 7px; border-radius: 4px; }
.exec-seg-icon { width: 20px; height: 20px; opacity: 0.8; }
.exec-seg-name { font-size: 12px; font-weight: 600; color: var(--text-1); margin-bottom: 6px; }
.exec-seg-desc { font-size: 11px; color: var(--text-2); line-height: 1.6; margin-bottom: 10px; }
.exec-seg-count { font-size: 10px; color: var(--text-2); display: flex; align-items: center; gap: 4px; }

/* Plan Types */
.exec-plan-grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 0; align-items: start; }
.exec-plan-card { padding: 24px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r12); }
.exec-plan-nr { border-top: 2px solid var(--border2); }
.exec-plan-ro { border-top: 2px solid var(--action); }
.exec-plan-divider {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 40px 20px; color: var(--text-2); font-size: 11px; font-family: var(--mono);
}
.exec-plan-divider-line { flex: 1; width: 1px; background: var(--border); }
.exec-plan-tag {
  display: inline-block; font-size: 10px; font-family: var(--mono); text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-2); padding: 3px 8px;
  border: 1px solid var(--border); border-radius: 4px; margin-bottom: 10px;
}
.exec-plan-tag-ro { color: var(--action); border-color: rgba(59,111,232,0.3); }
.exec-plan-title { font-size: 20px; font-weight: 700; color: var(--text-1); margin-bottom: 12px; }
.exec-plan-desc { font-size: 12px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.exec-plan-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.exec-plan-list li { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-1); }
.exec-plan-list li svg { width: 12px; height: 12px; flex-shrink: 0; color: var(--action); }
.exec-plan-sku-label { font-size: 10px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--text-2); margin-bottom: 8px; }
.exec-plan-skus { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.exec-sku-chip { font-size: 11px; font-family: var(--mono); padding: 4px 10px; background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--r6); color: var(--text-1); }
.exec-plan-insight { display: flex; align-items: flex-start; gap: 6px; padding: 10px 12px; background: var(--bg-raised); border-radius: var(--r8); font-size: 11px; color: var(--text-2); line-height: 1.6; }
.exec-plan-insight-ro { border-left: 2px solid var(--action); }
.exec-plan-insight svg { flex-shrink: 0; margin-top: 1px; }

/* Rollover Viz */
.exec-rollover-viz { display: flex; align-items: flex-end; gap: 10px; height: 80px; margin-bottom: 16px; margin-top: 4px; }
.exec-rv-month { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1; }
.exec-rv-bar-wrap { display: flex; flex-direction: column-reverse; width: 100%; height: 52px; gap: 2px; }
.exec-rv-bar { width: 100%; border-radius: 3px; }
.exec-rv-used { font-size: 9px; color: var(--text-2); text-align: center; }
.exec-rv-month-label { font-size: 10px; font-family: var(--mono); color: var(--text-2); }
.exec-rv-arrow { color: var(--text-2); align-self: center; margin-bottom: 20px; }

/* Data Pool */
.exec-pool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.exec-pool-card { display: flex; gap: 14px; padding: 18px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r10); }
.exec-pool-icon-wrap { width: 36px; height: 36px; flex-shrink: 0; border-radius: var(--r8); background: rgba(59,111,232,0.08); display: flex; align-items: center; justify-content: center; }
.exec-pool-title { font-size: 12px; font-weight: 600; color: var(--text-1); margin-bottom: 6px; }
.exec-pool-text { font-size: 12px; color: var(--text-2); line-height: 1.65; }
.exec-pool-steps { display: flex; flex-direction: column; gap: 8px; margin-top: 6px; }
.exec-pool-step { display: flex; align-items: flex-start; gap: 8px; font-size: 12px; color: var(--text-2); }
.exec-step-num { width: 18px; height: 18px; flex-shrink: 0; border-radius: 50%; background: var(--action); color: #fff; font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; }

/* Scenarios */
.exec-scenarios-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.exec-scenario-card { padding: 20px; background: var(--bg-card); border-radius: var(--r10); border: 1px solid var(--border); border-top: 2px solid var(--sc-color, var(--action)); }
.exec-sc-header { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.exec-sc-label { font-size: 10px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .08em; padding: 2px 7px; border: 1px solid; border-radius: 4px; }
.exec-sc-name { font-size: 13px; font-weight: 600; color: var(--text-1); }
.exec-sc-steps { display: flex; flex-direction: column; }
.exec-sc-step { display: grid; grid-template-columns: 12px 1fr; column-gap: 10px; position: relative; }
.exec-sc-step-dot { width: 12px; height: 12px; border-radius: 50%; border: 2px solid; margin-top: 3px; flex-shrink: 0; }
.exec-sc-step-line { width: 2px; min-height: 16px; margin: 0 auto; grid-column: 1; grid-row: 2; }
.exec-sc-step-body { grid-column: 2; grid-row: 1 / 3; padding-bottom: 14px; }
.exec-sc-step-phase { font-size: 10px; font-family: var(--mono); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 3px; }
.exec-sc-step-desc { font-size: 12px; color: var(--text-2); line-height: 1.55; }

/* OKRs */
.exec-okr-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.exec-okr-card { padding: 20px; background: var(--bg-card); border-radius: var(--r10); border: 1px solid var(--border); border-left: 3px solid var(--okr-accent, var(--action)); }
.exec-okr-period { font-size: 10px; font-family: var(--mono); color: var(--okr-accent, var(--action)); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }
.exec-okr-title { font-size: 14px; font-weight: 600; color: var(--text-1); margin-bottom: 12px; }
.exec-okr-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.exec-okr-list li { display: flex; align-items: flex-start; gap: 7px; font-size: 12px; color: var(--text-2); line-height: 1.55; }
.exec-okr-list li svg { flex-shrink: 0; margin-top: 2px; }

@media (max-width: 1100px) {
  .exec-segment-grid { grid-template-columns: repeat(3, 1fr); }
  .exec-pool-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .exec-hero { grid-template-columns: 1fr; }
  .exec-plan-grid { grid-template-columns: 1fr; }
  .exec-plan-divider { flex-direction: row; padding: 10px 0; }
  .exec-plan-divider-line { height: 1px; width: 100%; flex: 1; }
  .exec-scenarios-grid, .exec-okr-grid { grid-template-columns: 1fr; }
}

/* Stat pill variants */
.exec-stat-pill--highlight {
  border-left-color: var(--green);
}
.exec-stat-pill--highlight .exec-stat-num { color: var(--green); }
.exec-stat-pill--profit {
  border-left-color: var(--action);
}
.exec-stat-pill--profit .exec-stat-num { color: var(--action); }
.exec-stat-sup {
  display: block; font-size: 9px; font-family: var(--mono);
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-2); margin-bottom: 2px;
}

/* Mobile improvements for exec summary */
@media (max-width: 768px) {
  .exec-hero { grid-template-columns: 1fr; gap: 20px; padding: 20px 16px; }
  .exec-hero-title { font-size: 20px; }
  .exec-hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .exec-stat-pill { padding: 10px 12px; }
  .exec-stat-num { font-size: 16px; }
  .exec-segment-grid { grid-template-columns: 1fr 1fr; }
  .exec-pool-grid { grid-template-columns: 1fr; }
  .exec-plan-grid { grid-template-columns: 1fr; }
  .exec-plan-divider { flex-direction: row; padding: 8px 0; }
  .exec-plan-divider-line { height: 1px; width: 100%; flex: 1; }
  .exec-scenarios-grid { grid-template-columns: 1fr; }
  .exec-okr-grid { grid-template-columns: 1fr; }
  .exec-pool-card { flex-direction: column; gap: 10px; }
  .exec-pool-icon-wrap { width: 32px; height: 32px; }
  .exec-section-label { font-size: 9px; }
  .exec-sc-header { flex-wrap: wrap; }
  .exec-sc-name { font-size: 12px; }
  .app-header { padding: 0 12px; gap: 8px; }
  .tab-nav { gap: 2px; overflow-x: auto; }
  .tab-btn { font-size: 10px; padding: 0 8px; white-space: nowrap; }
}

@media (max-width: 480px) {
  .exec-hero-stats { grid-template-columns: 1fr; }
  .exec-segment-grid { grid-template-columns: 1fr; }
  .exec-hero { padding: 16px 12px; }
  .exec-hero-title { font-size: 18px; }
  .app-main { padding: 12px 10px; }
  .controls-bar { gap: 10px; }
}

/* ========================
   EXECUTIVE CHARTS
   ======================== */
.exec-charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.exec-chart-card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r12);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.exec-chart-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
  text-align: center;
}
.exec-chart-subtitle {
  font-size: 11px;
  color: var(--text-2);
  text-align: center;
  margin-top: -8px;
}
.exec-chart-wrap {
  position: relative;
  width: 220px;
  height: 220px;
}
.exec-chart-wrap canvas {
  display: block;
}
.exec-chart-legend {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
  max-width: 260px;
}
.exec-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}
.exec-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.exec-legend-name {
  flex: 1;
  color: var(--text-2);
}
.exec-legend-val {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-1);
}
@media (max-width: 768px) {
  .exec-charts-row { grid-template-columns: 1fr; }
  .exec-chart-wrap { width: 180px; height: 180px; }
  .exec-chart-wrap canvas { width: 180px !important; height: 180px !important; }
}

/* ========================
   TOOLTIP STYLES
   ======================== */
.has-tooltip {
  position: relative;
  cursor: help;
  display: inline-block;
  border-bottom: 1px dotted var(--text-3);
}

.has-tooltip:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 6px;
  background: var(--bg-raised);
  color: var(--text-1);
  padding: 8px 12px;
  border-radius: var(--r6);
  font-size: 11px;
  font-family: var(--font);
  font-weight: 400;
  white-space: normal;
  width: max-content;
  max-width: 200px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  animation: tooltipFadeIn 0.2s ease forwards;
}

@keyframes tooltipFadeIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-4px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

[data-theme="light"] .has-tooltip:hover::after {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}