/* --- Base & Variables --- */
:root {
    --bg-primary: #fefefe;
    --bg-secondary: #f8f9fa;
    --bg-accent: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --accent-blue: #0066cc;
    --accent-green: #059669;
    --accent-orange: #ea580c;
    --accent-purple: #7c3aed;
    --border-color: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.07);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.dark {
    /* Dark mode variables if needed */
}

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

body {
    font-family: 'Work Sans', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

/* --- Layout & Header --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px var(--shadow);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* --- Hero & Search --- */
.hero {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.search-wrapper {
    display: flex;
    gap: 0.75rem;
    max-width: 700px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 2px solid var(--border-color);
    background: var(--bg-primary);
    border-radius: 12px;
    font-size: 16px;
}

.search-btn {
    padding: 1rem 2.5rem;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s;
}

.search-btn:hover { transform: translateY(-2px); }

.examples { margin-top: 1rem; color: var(--text-muted); }
.example-link { color: var(--accent-blue); text-decoration: none; margin: 0 0.5rem; }

/* --- Results --- */
.results-container {
    display: none;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.results-header {
    padding: 2rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.address-title { font-size: 2rem; font-weight: 800; }
.address-subtitle { font-size: 1.1rem; color: var(--text-secondary); }

/* --- Info Grid & Cards --- */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.info-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    grid-column: span 1;
}

.card-large {
    grid-column: span 1;
}

@media (min-width: 992px) {
    .card-large {
        grid-column: span 2;
    }
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.card-icon { font-size: 1.5rem; }
.card-title { font-size: 1.2rem; font-weight: 700; }

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--bg-accent);
}
.info-row:last-child { border-bottom: none; }

.info-label { color: var(--text-muted); }
.info-value { font-weight: 600; text-align: right; }

/* --- Specific Cards --- */
.woz-main {
    text-align: center;
    padding: 1rem 0 2rem;
}

.woz-label { color: var(--text-muted); margin-bottom: 0.5rem; }
.woz-value { font-size: 2.5rem; font-weight: 800; color: var(--accent-blue); }

.chart-container {
    position: relative;
    height: 250px;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
}

.history-table th, .history-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.history-table th {
    background-color: var(--bg-accent);
    font-weight: 600;
}

.history-table td:last-child {
    text-align: right;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

/* --- Loader --- */
.loader {
  width: 18px;
  height: 18px;
  border: 2px solid #FFF;
  border-bottom-color: transparent;
  border-radius: 50%;
  display: inline-block;
  animation: rotation 1s linear infinite;
}

@keyframes rotation { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }