/* ============================================
   Visual Log Analyzer — Styles
   Theme: Dark mode with Terminal Green palette
   ============================================ */

:root {
  --primary: #22C55E;
  --primary-dim: rgba(34, 197, 94, 0.15);
  --secondary: #4ADE80;
  --accent: #EF4444;
  --accent-dim: rgba(239, 68, 68, 0.15);
  --bg: #0A0F0A;
  --bg-card: rgba(10, 18, 12, 0.65);
  --bg-surface: #121A14;
  --border: rgba(34, 197, 94, 0.12);
  --text: #E8F5EC;
  --text-dim: #6B8A72;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 250ms ease;
  --font: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(34, 197, 94, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(239, 68, 68, 0.03) 0%, transparent 50%);
}

.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 1.25rem;
}

.header { padding: 1.5rem; text-align: center; border-bottom: 1px solid var(--border); }
.header-inner { max-width: 960px; margin: 0 auto; }
.logo { display: flex; align-items: center; justify-content: center; gap: 0.75rem; }
.logo-icon { font-size: 1.75rem; }
.logo h1 {
  font-size: 1.5rem; font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.tagline { color: var(--text-dim); font-size: 0.9rem; margin-top: 0.25rem; }

.main { max-width: 960px; margin: 0 auto; padding: 1.5rem; display: flex; flex-direction: column; gap: 1.25rem; }
.section-title { font-size: 1rem; font-weight: 600; color: var(--primary); margin-bottom: 0.5rem; }

.log-textarea {
  width: 100%; padding: 0.75rem; background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--secondary); font-family: var(--mono);
  font-size: 0.78rem; line-height: 1.6; resize: vertical; min-height: 100px;
}
.log-textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-dim); }
.input-actions { display: flex; gap: 0.5rem; margin-top: 0.75rem; align-items: center; flex-wrap: wrap; }
.detected-format { font-size: 0.78rem; color: var(--primary); font-weight: 600; margin-left: auto; }

.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; }
.stat-item { text-align: center; padding: 0.75rem; }
.stat-number { display: block; font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.stat-number.error { color: var(--accent); }
.stat-label { font-size: 0.72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }

.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.chart-card { padding: 1rem; }
.chart-title { font-size: 0.85rem; font-weight: 600; color: var(--text-dim); margin-bottom: 0.5rem; }
.chart-card canvas { width: 100% !important; }

.log-table-wrapper { overflow-x: auto; max-height: 300px; overflow-y: auto; }
.log-table { width: 100%; border-collapse: collapse; font-size: 0.78rem; font-family: var(--mono); }
.log-table th {
  text-align: left; padding: 0.5rem 0.6rem; color: var(--primary); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg-card);
}
.log-table td { padding: 0.35rem 0.6rem; border-bottom: 1px solid rgba(34,197,94,0.06); color: var(--text); }
.log-table tr:hover td { background: var(--primary-dim); }
.status-2xx { color: var(--primary); }
.status-3xx { color: #3B82F6; }
.status-4xx { color: #F59E0B; }
.status-5xx { color: var(--accent); }

.badge { display: inline-flex; align-items: center; justify-content: center; min-width: 1.5rem; padding: 0 0.35rem; height: 1.5rem; background: var(--primary-dim); color: var(--primary); border-radius: 999px; font-size: 0.7rem; font-weight: 700; }

.btn {
  display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.55rem 1rem; border: none;
  border-radius: var(--radius-sm); font-family: var(--font); font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, var(--primary), #16A34A); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(34,197,94,0.35); }
.btn-ghost { background: transparent; color: var(--text-dim); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.toast {
  position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(100px);
  background: var(--primary); color: #fff; padding: 0.75rem 1.5rem; border-radius: var(--radius);
  font-size: 0.9rem; font-weight: 600; z-index: 1000; transition: transform 300ms ease;
}
.toast.show { transform: translateX(-50%) translateY(0); }

.footer { text-align: center; padding: 1.5rem; color: var(--text-dim); font-size: 0.8rem; border-top: 1px solid var(--border); }

@media (max-width: 700px) {
  .charts-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}