:root {
  --bg: #0a0a0c;
  --bg-elevated: #111115;
  --fg: #e8e6e3;
  --fg-muted: #8a8a8f;
  --accent: #c9f059;
  --accent-dim: rgba(201, 240, 89, 0.12);
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.accent { color: var(--accent); }
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  padding: 6px 14px;
  background: var(--accent-dim);
  border-radius: 4px;
}

/* ── HERO ── */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 40px 60px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.hero-label {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 24px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero .lede {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.65;
}
.hero-metric-strip {
  display: flex;
  gap: 0;
  margin-top: 64px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}
.metric {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.metric-val {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--fg);
}
.metric-label {
  font-size: 14px;
  color: var(--fg-muted);
}
.metric-divider {
  width: 1px;
  background: var(--border);
  margin: 0 24px;
}

/* ── PILLARS ── */
.pillars {
  padding: 120px 40px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.pillars-header {
  margin-bottom: 64px;
}
.pillars-header h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.pillar-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 32px;
  transition: border-color 0.3s;
}
.pillar-card:hover {
  border-color: rgba(201, 240, 89, 0.25);
}
.pillar-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.pillar-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.pillar-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── SYSTEM ── */
.system {
  padding: 120px 40px;
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.system-content h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
}
.system-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 56px;
}
.sys-feat {
  border-left: 2px solid var(--accent-dim);
  padding-left: 24px;
}
.sys-feat:hover {
  border-left-color: var(--accent);
}
.sys-feat-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}
.sys-feat-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ── CLOSING ── */
.closing {
  padding: 140px 40px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.closing-text {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 40px;
  text-align: center;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}
.footer-sub {
  font-size: 13px;
  color: var(--fg-muted);
}

/* ═══════════════════════════════════════════════
   CLIENT ENGAGEMENT DASHBOARD
   ═══════════════════════════════════════════════ */

.app-shell {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px 80px;
}

/* Nav bar */
.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 100;
}
.app-nav-brand {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
}
.app-nav-brand span { color: var(--accent); }
.app-nav-links { display: flex; gap: 24px; }
.app-nav-links a {
  font-size: 14px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.app-nav-links a:hover,
.app-nav-links a.active { color: var(--fg); }

/* Page header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 48px 0 32px;
}
.page-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Section headings */
.section-heading {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

/* Stat cards */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 40px;
}
.stat-card {
  background: var(--bg-elevated);
  padding: 24px 28px;
}
.stat-card-label {
  font-size: 12px;
  color: var(--fg-muted);
  margin-bottom: 8px;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}
.stat-card-value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--fg);
}
.stat-card-sub {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 4px;
}

/* Cards */
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 20px;
}
.card-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-align: left;
  padding: 0 16px 12px 0;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 14px 16px 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Badges */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 0.04em;
}
.badge-prospect   { background: rgba(139,92,246,0.15); color: #a78bfa; }
.badge-proposal   { background: rgba(245,158,11,0.15); color: #fbbf24; }
.badge-negotiation{ background: rgba(245,158,11,0.15); color: #fbbf24; }
.badge-signed     { background: rgba(201,240,89,0.12); color: var(--accent); }
.badge-active     { background: rgba(34,197,94,0.15);  color: #4ade80; }
.badge-completed  { background: rgba(255,255,255,0.06); color: var(--fg-muted); }
.badge-paused     { background: rgba(255,255,255,0.06); color: var(--fg-muted); }
.badge-lost       { background: rgba(239,68,68,0.15); color: #f87171; }

/* Health score bar */
.health-bar-wrap { display: flex; align-items: center; gap: 10px; }
.health-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  flex: 1;
  max-width: 80px;
}
.health-bar-fill { height: 100%; border-radius: 3px; }
.health-bar-fill.hi   { background: #4ade80; }
.health-bar-fill.med  { background: #fbbf24; }
.health-bar-fill.lo   { background: #f87171; }
.health-score-val {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  min-width: 28px;
}

/* Two-column layout */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.15s;
}
.btn-primary {
  background: var(--accent);
  color: #0a0a0c;
}
.btn-primary:hover { background: #d4ff6b; }
.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.15); color: var(--fg); }
.btn-sm { padding: 7px 14px; font-size: 13px; }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-muted);
  margin-bottom: 8px;
  font-family: var(--font-display);
}
.form-control {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.2s;
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
}
.form-control::placeholder { color: rgba(138,138,143,0.5); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
}
.modal-close {
  background: none;
  border: none;
  color: var(--fg-muted);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}
.modal-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 28px;
}

/* Pipeline */
.pipeline-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 8px;
}
.pipeline-col {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  min-width: 200px;
}
.pipeline-col-title {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 12px;
}
.pipeline-col-count {
  display: inline-block;
  background: var(--bg);
  border-radius: 100px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 6px;
}
.pipeline-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.2s;
  text-decoration: none;
  display: block;
  color: inherit;
}
.pipeline-card:hover { border-color: rgba(201,240,89,0.25); }
.pipeline-card-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}
.pipeline-card-client {
  font-size: 12px;
  color: var(--fg-muted);
}
.pipeline-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}

/* Revenue chart bars */
.revenue-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 100px;
  margin-top: 16px;
}
.revenue-bar-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  height: 100%;
}
.revenue-bar {
  width: 100%;
  border-radius: 4px 4px 0 0;
  background: var(--accent);
  opacity: 0.7;
  transition: opacity 0.2s;
  min-height: 4px;
}
.revenue-bar:hover { opacity: 1; }
.revenue-bar-label {
  font-size: 10px;
  color: var(--fg-muted);
  text-align: center;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--fg-muted);
}
.empty-state p { font-size: 15px; margin-bottom: 20px; }

/* Milestone list */
.milestone-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.milestone-item:last-child { border-bottom: none; }
.milestone-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 12px;
  transition: all 0.2s;
}
.milestone-check.done {
  background: var(--accent);
  border-color: var(--accent);
  color: #0a0a0c;
}
.milestone-check:hover { border-color: var(--accent); }
.milestone-info { flex: 1; }
.milestone-title { font-size: 14px; font-weight: 500; }
.milestone-title.done { text-decoration: line-through; color: var(--fg-muted); }
.milestone-due { font-size: 12px; color: var(--fg-muted); }

/* Revenue entry list */
.revenue-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.revenue-entry:last-child { border-bottom: none; }
.revenue-entry-info {}
.revenue-entry-desc { font-size: 14px; }
.revenue-entry-date { font-size: 12px; color: var(--fg-muted); margin-top: 2px; }
.revenue-entry-amount {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: #4ade80;
}

/* Engagement detail */
.eng-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.eng-detail-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.eng-detail-meta { font-size: 14px; color: var(--fg-muted); }
.eng-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.eng-detail-stat {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}
.eng-detail-stat-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}
.eng-detail-stat-value {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
}
.eng-grid-section { margin-bottom: 40px; }
.eng-grid-section-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.eng-actions { display: flex; gap: 12px; }

/* Delete danger */
.btn-danger { background: rgba(239,68,68,0.15); color: #f87171; border: 1px solid rgba(239,68,68,0.2); }
.btn-danger:hover { background: rgba(239,68,68,0.25); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { padding: 60px 24px 40px; min-height: 80vh; }
  .hero .lede { font-size: 17px; }
  .hero-metric-strip { flex-direction: column; gap: 24px; }
  .metric-divider { width: 100%; height: 1px; margin: 0; }
  .pillars { padding: 80px 24px; }
  .pillars-grid { grid-template-columns: 1fr; gap: 20px; }
  .pillar-card { padding: 28px 24px; }
  .system { padding: 80px 24px; }
  .system-features { grid-template-columns: 1fr; gap: 32px; }
  .closing { padding: 80px 24px; }
  .site-footer { padding: 36px 24px; }
}