frontend/src/index.css

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* Luxury Dark Obsidian & Coral Design System (Inspired by ui frontend.png) */
:root {
  --bg-base:             #0A090D;
  --bg-card:             rgba(18, 16, 23, 0.75);
  --bg-card-hover:       rgba(26, 23, 33, 0.85);
  --bg-elevated:         #15131C;
  --bg-border:           rgba(255, 255, 255, 0.08);
  --bg-border-active:    rgba(255, 51, 102, 0.3);

  --text-primary:        #FFFFFF;
  --text-secondary:      #9E9AA7;
  --text-muted:          #686373;

  --accent-coral:        #FF3366;
  --accent-coral-pink:   #FF4D6D;
  --accent-gradient:     linear-gradient(135deg, #FF3366 0%, #FF4D6D 100%);
  --accent-coral-glow:   rgba(255, 51, 102, 0.4);

  --accent-emerald:      #00E475;
  --accent-amber:        #FFB300;

  --font-serif:          'Playfair Display', Georgia, serif;
  --font-sans:           'Plus Jakarta Sans', sans-serif;
  --font-mono:           'JetBrains Mono', monospace;

  /* Backward Compatibility Tokens */
  --surface-base:        #0A090D;
  --surface-panel:       rgba(18, 16, 23, 0.75);
  --surface-elevated:    #15131C;
  --border-glass:        rgba(255, 255, 255, 0.08);
  --border-active:       rgba(255, 51, 102, 0.3);

  --primary:             #FF3366;
  --primary-dim:         #CC0044;
  --primary-glow:        rgba(255, 51, 102, 0.4);
  --accent:              #00E475;
  --warning:             #FFB300;
  --danger:              #FF3366;

  --on-surface:           #FFFFFF;
  --on-surface-variant:   #9E9AA7;

  --font-body:           'Plus Jakarta Sans', sans-serif;

  --radius-sm:           8px;
  --radius-md:           14px;
  --radius-lg:           18px;
  --radius-pill:         9999px;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(255, 51, 102, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(0, 228, 117, 0.04) 0%, transparent 50%);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* App shell */
.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--bg-base);
}

.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.app-main {
  flex: 1;
  overflow-y: auto;
  background: transparent;
}

/* Glass card — Floating luxury cards */
.glass {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: all 0.25s ease;
}

.glass:hover {
  border-color: rgba(255, 51, 102, 0.25);
  box-shadow: 0 12px 36px rgba(255, 51, 102, 0.12);
}

/* Page layout */
.page {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px 28px;
  gap: 20px;
  overflow-y: auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.page-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Grid layouts */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* KPI Cards */
.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-border);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.kpi-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.kpi-value {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
}

.kpi-change {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-muted);
}

/* Status Badges & Pills */
.pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 51, 102, 0.08);
  border: 1px solid rgba(255, 51, 102, 0.25);
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-coral-pink);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-sans);
}

.badge-green  { background: rgba(0, 228, 117, 0.12); color: var(--accent-emerald); border: 1px solid rgba(0, 228, 117, 0.25); }
.badge-coral  { background: rgba(255, 51, 102, 0.12); color: var(--accent-coral-pink); border: 1px solid rgba(255, 51, 102, 0.25); }
.badge-gray   { background: rgba(255, 255, 255, 0.04); color: var(--text-secondary); border: 1px solid var(--bg-border); }
.badge-orange { background: rgba(255, 179, 0, 0.15); color: var(--accent-amber); border: 1px solid rgba(255, 179, 0, 0.3); }
.badge-red    { background: rgba(255, 51, 102, 0.15); color: var(--accent-coral); border: 1px solid rgba(255, 51, 102, 0.3); }

/* Buttons matching reference UI */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  text-decoration: none;
}

.btn-coral {
  background: var(--accent-gradient);
  color: #FFFFFF;
  box-shadow: 0 4px 20px var(--accent-coral-glow);
}

.btn-coral:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 26px rgba(255, 51, 102, 0.55);
}

.btn-dark {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
  backdrop-filter: blur(10px);
}

.btn-dark:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Custom scrollbars */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 51, 102, 0.4); }