:root {
  /* Brand Colors */
  --c-notion: #3987e5; --c-supabase: #eb6834; --c-linear: #1baf7a; --c-figma: #eda100;
  --cat-feature: #8b5cf6; --cat-improvement: #3b82f6; --cat-bugfix: #10b981; --cat-breaking: #ef4444;

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Shared Effects */
  --trans-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --mouse-x: 50%;
  --mouse-y: 50%;
}

[data-theme="dark"] {
  --bg-app: #050507; /* Deep, near black */
  --bg-surface: rgba(18, 20, 26, 0.6);
  --bg-element: #1a1d24;
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.15);
  --text-main: #f0f3f8;
  --text-muted: #8b94a0;
  --card-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
  --grid-color: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] {
  --bg-app: #f4f6f8;
  --bg-surface: rgba(255, 255, 255, 0.7);
  --bg-element: #e2e8f0;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.2);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
  --grid-color: rgba(0, 0, 0, 0.03);
}

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

body {
  background-color: var(--bg-app); color: var(--text-main);
  font-family: var(--font-sans); line-height: 1.5;
  min-height: 100vh; display: flex; flex-direction: column;
  overflow-x: hidden; position: relative;
  transition: background-color var(--trans-smooth), color var(--trans-smooth);
}

/* Backgrounds: Developer Grid & Floating Blobs */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-size: 40px 40px;
  background-image:
    linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
}

.bg-mesh {
  position: fixed; inset: 0; z-index: -1; overflow: hidden; opacity: 0.3; pointer-events: none;
}
.mesh-blob { position: absolute; border-radius: 50%; filter: blur(120px); animation: float 20s infinite alternate ease-in-out; }
.blob-1 { top: -10%; left: -10%; width: 50vw; height: 50vw; background: radial-gradient(circle, rgba(27,175,122,0.2) 0%, transparent 60%); }
.blob-2 { bottom: -20%; right: -10%; width: 60vw; height: 60vw; background: radial-gradient(circle, rgba(42,120,214,0.15) 0%, transparent 60%); animation-delay: -5s; }

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(3%, 5%) scale(1.1); }
}

/* Animations */
.fade-in { opacity: 0; animation: fadeUp 0.8s ease forwards; }
.stagger-in { opacity: 0; animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* Header Component */
.app-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  position: sticky; top: 0; z-index: 100;
}
.header-container { max-width: 1200px; margin: 0 auto; padding: 1rem 1.5rem; display: flex; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 1rem; }
.brand h1 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.03em; }
.tagline { font-size: 0.8rem; color: var(--text-muted); }

/* Radar Logo */
.radar-logo {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--c-linear);
  position: relative; background: radial-gradient(circle, rgba(27, 175, 122, 0.1) 0%, transparent 70%);
  box-shadow: 0 0 15px rgba(27, 175, 122, 0.2); overflow: hidden;
}
.radar-sweep { position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 0deg, transparent 0deg, transparent 270deg, rgba(27, 175, 122, 0.6) 360deg); animation: radarScan 2s linear infinite; }
@keyframes radarScan { to { transform: rotate(360deg); } }

.header-meta { display: flex; align-items: center; gap: 1.5rem; }
.last-updated { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); }
.system-status { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; font-weight: 600; font-family: var(--font-mono); background: var(--bg-element); padding: 0.4rem 0.8rem; border-radius: 6px; border: 1px solid var(--border-color); }
.status-ping { width: 8px; height: 8px; background-color: var(--c-linear); border-radius: 50%; box-shadow: 0 0 8px var(--c-linear); animation: pulse 2s infinite; }
@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.4; } 100% { opacity: 1; } }

.theme-toggle { background: transparent; border: 1px solid var(--border-color); color: var(--text-main); padding: 0.5rem; border-radius: 8px; cursor: pointer; transition: var(--trans-smooth); }
.theme-toggle:hover { background: var(--bg-element); border-color: var(--border-hover); }
.theme-toggle svg { width: 18px; height: 18px; }
[data-theme="dark"] .sun-icon { display: block; } [data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; } [data-theme="light"] .moon-icon { display: block; }

/* Dashboard Container */
.dashboard-container { max-width: 1200px; margin: 0 auto; padding: 2.5rem 1.5rem; width: 100%; flex: 1; }

/* Universal Spotlight Card Style (The Magic Hover Effect) */
.spotlight-card {
  position: relative; background: var(--bg-surface); border: 1px solid var(--border-color);
  border-radius: 12px; overflow: hidden;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: transform var(--trans-smooth), border-color var(--trans-smooth), box-shadow var(--trans-smooth);
}
.card-glow {
  position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity 0.3s;
  background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(255,255,255,0.06), transparent 40%);
  z-index: 0;
}
.spotlight-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--card-shadow); }
.spotlight-card:hover .card-glow { opacity: 1; }

/* Metrics */
.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; margin-bottom: 2rem; }
.metric-card { padding: 1.5rem; }
.metric-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; display: block; margin-bottom: 0.5rem; position: relative; z-index: 1; }
.metric-value { font-size: 2.5rem; font-weight: 700; font-family: var(--font-mono); color: var(--text-main); position: relative; z-index: 1; }

.glowing { border-color: rgba(235, 104, 52, 0.4); box-shadow: 0 0 20px rgba(235, 104, 52, 0.1); }
.glowing::after {
  content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; pointer-events: none;
  background: conic-gradient(from 0deg at 50% 50%, transparent 0%, rgba(235, 104, 52, 0.15) 50%, transparent 100%);
  animation: rotateGlow 6s linear infinite; z-index: -1;
}
@keyframes rotateGlow { to { transform: rotate(360deg); } }

/* Progress Bar */
.breakdown-bar { display: flex; height: 6px; border-radius: 3px; overflow: hidden; background: var(--bg-element); width: 100%; margin-top: 1rem; position: relative; z-index: 1; }
.bar-seg { width: 0; transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1); }
.bar-seg.feat { background: var(--cat-feature); } .bar-seg.imp { background: var(--cat-improvement); }
.bar-seg.fix { background: var(--cat-bugfix); } .bar-seg.break { background: var(--cat-breaking); }
.breakdown-legend { display: flex; gap: 1rem; font-size: 0.75rem; color: var(--text-muted); font-weight: 500; margin-top: 1rem; position: relative; z-index: 1; flex-wrap: wrap; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px; }
.dot.feat { background: var(--cat-feature); } .dot.imp { background: var(--cat-improvement); }
.dot.fix { background: var(--cat-bugfix); } .dot.break { background: var(--cat-breaking); }

/* Self-Healing Log */
.heal-log-card { padding: 1.5rem; margin-bottom: 1.5rem; border-color: rgba(237, 161, 0, 0.25); }
.heal-log-card .card-header { margin-bottom: 1.25rem; flex-wrap: wrap; gap: 0.5rem 1rem; }
.heal-log-card .badge { color: var(--c-figma); border-color: rgba(237, 161, 0, 0.35); background: rgba(237, 161, 0, 0.1); }
.heal-log-card code { font-family: var(--font-mono); background: var(--bg-element); padding: 0.1rem 0.4rem; border-radius: 4px; font-size: 0.8rem; }

.heal-log-list { display: flex; flex-direction: column; gap: 0.75rem; position: relative; z-index: 1; }
.heal-log-row { border: 1px solid var(--border-color); border-radius: 10px; padding: 1rem 1.25rem; background: var(--bg-element); }
.heal-log-row.healed { border-left: 3px solid var(--c-figma); }
.heal-log-row.healthy { border-left: 3px solid var(--cat-bugfix); opacity: 0.85; }

.heal-log-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.heal-log-company { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; font-size: 0.9rem; }
.heal-log-status { display: flex; align-items: center; gap: 0.75rem; }

.heal-badge {
  display: inline-flex; align-items: center; gap: 0.35rem; font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem; border-radius: 99px;
  background: rgba(237, 161, 0, 0.12); color: var(--c-figma); border: 1px solid rgba(237, 161, 0, 0.3);
}
.healthy-badge {
  display: inline-flex; align-items: center; gap: 0.35rem; font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem; border-radius: 99px;
  background: rgba(16, 185, 129, 0.1); color: var(--cat-bugfix); border: 1px solid rgba(16, 185, 129, 0.25);
}
.heal-time { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-muted); }

.heal-log-detail { font-size: 0.8rem; color: var(--text-muted); line-height: 1.55; margin-top: 0.6rem; }
.heal-log-detail strong { color: var(--text-main); font-weight: 600; }
.heal-log-detail.broke strong { color: var(--cat-breaking); }
.heal-log-detail.fix strong { color: var(--cat-bugfix); }

/* Analytics Section (The Graphs) */
.analytics-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 1.5rem; margin-bottom: 2.5rem; }
@media (max-width: 900px) { .analytics-grid { grid-template-columns: 1fr; } }
.analytics-card { padding: 1.5rem; }
.chart-card { display: flex; flex-direction: column; }
.chart-card .vbar-chart { margin-top: auto; margin-bottom: auto; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; position: relative; z-index: 1; }
.card-header h3 { font-size: 1rem; font-weight: 600; display: flex; align-items: center; gap: 0.75rem; }
.badge { font-size: 0.7rem; font-weight: 700; font-family: var(--font-mono); background: var(--bg-element); padding: 0.2rem 0.5rem; border-radius: 4px; color: var(--text-muted); border: 1px solid var(--border-color); }

/* Heatmap: real GitHub-style daily calendar grid, one per company */
.heatmap-wrapper { display: flex; flex-direction: column; gap: 1.25rem; position: relative; z-index: 1; }
.heatmap-company-group { display: flex; flex-direction: column; gap: 0.5rem; }
.heatmap-company-header { display: flex; align-items: center; gap: 0.5rem; font-size: 0.75rem; font-weight: 600; color: var(--text-muted); font-family: var(--font-mono); }
.heatmap-daily-grid {
  display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 11px);
  gap: 3px; overflow-x: auto; padding-bottom: 2px;
}
.hm-cell {
  width: 11px; height: 11px; background: var(--bg-element); border-radius: 3px; border: 1px solid var(--border-color);
  opacity: 0; transform: scale(0.8);
  animation: popIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: transform 0.15s, border-color 0.15s;
}
.hm-cell:hover { transform: scale(1.5) !important; z-index: 10; border-color: rgba(255,255,255,0.4); box-shadow: 0 4px 12px rgba(0,0,0,0.5); }

@keyframes popIn { to { opacity: 1; transform: scale(1); } }

/* Vertical Bar Chart */
.linear-text { color: var(--c-linear); } .supabase-text { color: var(--c-supabase); } .notion-text { color: var(--c-notion); } .figma-text { color: var(--c-figma); }

.vbar-chart {
  display: flex; align-items: flex-end; justify-content: space-around;
  gap: 1rem; height: 220px; position: relative; z-index: 1;
  padding-top: 1.5rem; border-bottom: 1px solid var(--border-color);
}
.vbar-col { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; flex: 1; max-width: 90px; }
.vbar-value { font-family: var(--font-mono); font-size: 0.85rem; font-weight: 700; color: var(--text-main); margin-bottom: 0.5rem; }
.vbar-fill {
  width: 100%; max-width: 48px; border-radius: 6px 6px 0 0; height: 0;
  transition: height 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.vbar-fill.linear { background: var(--c-linear); box-shadow: 0 0 16px rgba(27,175,122,0.5); }
.vbar-fill.supabase { background: var(--c-supabase); box-shadow: 0 0 16px rgba(235,104,52,0.5); }
.vbar-fill.notion { background: var(--c-notion); box-shadow: 0 0 16px rgba(57,135,229,0.5); }
.vbar-fill.figma { background: var(--c-figma); box-shadow: 0 0 16px rgba(237,161,0,0.5); }
.vbar-label { font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600; margin-top: 0.75rem; }

/* Filter Bar */
.filter-bar { background: var(--bg-surface); backdrop-filter: blur(12px); border: 1px solid var(--border-color); border-radius: 12px; padding: 0.75rem 1.25rem; margin-bottom: 2rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.filter-group { display: flex; align-items: center; gap: 1rem; font-size: 0.85rem; font-weight: 500; color: var(--text-muted); flex-wrap: wrap; }
.button-group { display: flex; flex-wrap: wrap; gap: 0.25rem; background: var(--bg-element); padding: 0.25rem; border-radius: 8px; border: 1px solid var(--border-color); }
.filter-btn { background: none; border: none; color: var(--text-muted); padding: 0.4rem 0.8rem; border-radius: 6px; font-weight: 500; font-size: 0.8rem; cursor: pointer; transition: all 0.2s; display: flex; align-items: center; gap: 0.5rem; }
.filter-btn:hover { color: var(--text-main); }
.filter-btn.active { background: var(--bg-surface); color: var(--text-main); box-shadow: 0 2px 8px rgba(0,0,0,0.2); border: 1px solid var(--border-hover); }
.indicator { width: 8px; height: 8px; border-radius: 50%; }
.indicator.notion { background: var(--c-notion); } .indicator.supabase { background: var(--c-supabase); }
.indicator.linear { background: var(--c-linear); } .indicator.figma { background: var(--c-figma); }
.pulse-indicator { font-size: 0.75rem; font-family: var(--font-mono); color: var(--c-linear); display: flex; align-items: center; gap: 0.5rem; }
.pulse-indicator::before { content: ""; display: block; width: 6px; height: 6px; background: var(--c-linear); border-radius: 50%; box-shadow: 0 0 8px var(--c-linear); animation: pulse 2s infinite; }

/* Feed Section */
.feed-container { display: flex; flex-direction: column; gap: 2rem; }
.date-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.date-title { font-size: 0.9rem; font-weight: 700; color: var(--text-main); font-family: var(--font-mono); white-space: nowrap; }
.line-divider { flex: 1; height: 1px; background: linear-gradient(to right, var(--border-color), transparent); }
.badge-new-count { font-size: 0.7rem; font-weight: 700; font-family: var(--font-mono); color: var(--c-notion); background: rgba(57,135,229,0.1); border: 1px solid rgba(57,135,229,0.3); padding: 0.15rem 0.5rem; border-radius: 99px; white-space: nowrap; }

/* Dynamic Cards */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.5rem; }

.update-card { padding: 1.5rem; display: flex; flex-direction: column; cursor: pointer; position: relative; text-decoration: none; }
.card-content { position: relative; z-index: 1; display: flex; flex-direction: column; height: 100%; }

/* Card Border Glow Effect on Hover (Very Premium) */
.card-border-glow { position: absolute; inset: 0; border-radius: 12px; opacity: 0; transition: opacity 0.3s; z-index: 0; pointer-events: none; }
.update-card:hover .card-border-glow { opacity: 1; }
.card-border-glow.linear { box-shadow: inset 0 0 0 1px rgba(27,175,122,0.3); background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(27,175,122,0.1), transparent 40%); }
.card-border-glow.supabase { box-shadow: inset 0 0 0 1px rgba(235,104,52,0.3); background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(235,104,52,0.1), transparent 40%); }
.card-border-glow.notion { box-shadow: inset 0 0 0 1px rgba(57,135,229,0.3); background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(57,135,229,0.1), transparent 40%); }
.card-border-glow.figma { box-shadow: inset 0 0 0 1px rgba(237,161,0,0.3); background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(237,161,0,0.1), transparent 40%); }

.update-card.is-new::before { content: ""; position: absolute; top: 0; left: 0; bottom: 0; width: 3px; border-radius: 12px 0 0 12px; z-index: 2; }
.update-card.is-new[data-company="linear"]::before { background: var(--c-linear); box-shadow: 0 0 10px var(--c-linear); }
.update-card.is-new[data-company="supabase"]::before { background: var(--c-supabase); box-shadow: 0 0 10px var(--c-supabase); }
.update-card.is-new[data-company="notion"]::before { background: var(--c-notion); box-shadow: 0 0 10px var(--c-notion); }
.update-card.is-new[data-company="figma"]::before { background: var(--c-figma); box-shadow: 0 0 10px var(--c-figma); }

.card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.company-badge { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; font-weight: 600; color: var(--text-muted); }
.logo-dot { width: 12px; height: 12px; border-radius: 4px; }
.linear-bg { background: var(--c-linear); box-shadow: 0 0 8px rgba(27,175,122,0.5); }
.supabase-bg { background: var(--c-supabase); box-shadow: 0 0 8px rgba(235,104,52,0.5); }
.notion-bg { background: var(--c-notion); box-shadow: 0 0 8px rgba(57,135,229,0.5); }
.figma-bg { background: var(--c-figma); box-shadow: 0 0 8px rgba(237,161,0,0.5); }

.card-meta { display: flex; gap: 0.5rem; align-items: center; }
.category-tag { font-size: 0.65rem; font-family: var(--font-mono); font-weight: 700; text-transform: uppercase; padding: 0.2rem 0.5rem; border-radius: 4px; }
.category-tag.feature { background: rgba(139, 92, 246, 0.1); color: var(--cat-feature); border: 1px solid rgba(139, 92, 246, 0.2); }
.category-tag.improvement { background: rgba(59, 130, 246, 0.1); color: var(--cat-improvement); border: 1px solid rgba(59, 130, 246, 0.2); }
.category-tag.bugfix { background: rgba(16, 185, 129, 0.1); color: var(--cat-bugfix); border: 1px solid rgba(16, 185, 129, 0.2); }
.category-tag.breaking { background: rgba(239, 68, 68, 0.1); color: var(--cat-breaking); border: 1px solid rgba(239, 68, 68, 0.2); }

.new-pill { background: var(--text-main); color: var(--bg-app); font-size: 0.65rem; font-family: var(--font-mono); font-weight: 800; padding: 0.2rem 0.5rem; border-radius: 4px; }

.card-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.75rem; color: var(--text-main); line-height: 1.4; }
.card-desc { font-size: 0.875rem; color: var(--text-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-muted); font-size: 0.9rem; }

/* Footer */
.app-footer {
  background: var(--bg-surface); border-top: 1px solid var(--border-color);
  padding: 1.5rem; margin-top: 2rem; text-align: center;
  font-size: 0.8rem; color: var(--text-muted); position: relative; z-index: 1;
}
.hackathon-tag { font-size: 0.75rem; color: var(--text-muted); opacity: 0.7; margin-top: 0.25rem; }

/* Responsive */
@media (max-width: 640px) {
  .header-container { flex-wrap: wrap; gap: 0.75rem; }
  .header-meta { flex-wrap: wrap; gap: 0.75rem; }
}