* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: var(--sg-font-body);
    background: var(--sg-background);
    color: var(--sg-text);
}

.app-container {
    padding: 28px 32px;
}

.app-brand {
    display: flex;
    align-items: center;
}

.brand-logo {
    display: block;
    width: auto;
    height: 120px;
    max-width: 100%;
    object-fit: contain;
}

.top-layout {
    display: grid;
    grid-template-columns: minmax(420px, 520px) minmax(0, 1fr);
    gap: 20px;
    margin-bottom: 20px;
    align-items: stretch;
}

.top-layout .panel {
    margin-bottom: 0;
}

.search-panel {
    width: auto;
    padding: 18px 24px;
}

.panel {
    background: var(--sg-surface);
    border: 1px solid var(--sg-border);
    border-radius: var(--sg-radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--sg-shadow-small);
}

.price-history-chart {
    width: 100%;
    height: 300px;
    min-height: 250px;
}

.page-header h1,
.section-heading h2 {
    margin-top: 0;
}

.page-header h1 {
    margin-bottom: 8px;
    color: var(--sg-primary);
}

.page-header p {
    margin: 0;
    color: var(--sg-text-muted);
}

.search-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--sg-text);
}

.search-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-controls input {
    flex: 1;
    min-width: 0;
    padding: 12px 14px;

    background: var(--sg-surface);
    color: var(--sg-text);

    border: 1px solid var(--sg-border-strong);
    border-radius: var(--sg-radius-small);

    font: inherit;
}

.search-controls input:focus {
    outline: none;
    border-color: var(--sg-accent);
}

.search-controls button {
    padding: 12px 24px;

    background: var(--sg-accent);
    color: var(--sg-primary);

    border: 0;
    border-radius: var(--sg-radius-small);

    font: inherit;
    font-weight: 600;
    cursor: pointer;
}

.search-controls button:hover {
    box-shadow: var(--sg-shadow-small);
}

.status-message {
    margin-bottom: 0;
    color: var(--sg-text-muted);
}

.metadata-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.metadata-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.metadata-label,
.metric-label {
    color: var(--sg-text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.results-layout {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(240px, 1fr);
    gap: 20px;
    align-items: stretch;
}

.history-panel,
.metrics-panel {
    margin-bottom: 0;
}

.history-panel {
    min-width: 0;
}

.history-scroll {
    max-height: 600px;
    overflow-y: auto;
    overflow-x: auto;

    border: 1px solid var(--sg-border);
    border-radius: var(--sg-radius-small);
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
}

.price-table th,
.price-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--sg-border);
    text-align: right;
}

.price-table th:first-child,
.price-table td:first-child {
    text-align: left;
}

.price-table thead th {
    position: sticky;
    top: 0;

    background: var(--sg-surface-alt);
    color: var(--sg-text);

    z-index: 1;
}

.metrics-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;

    padding-bottom: 16px;
    border-bottom: 1px solid var(--sg-border);
}

.metric-item:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}


/* ---------------------------------------------------------
   Responsive
   --------------------------------------------------------- */

@media (max-width: 850px) {

    .top-layout {
        grid-template-columns: 1fr;
    }

    .metadata-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .results-layout {
        grid-template-columns: 1fr;
    }

    .history-scroll {
        max-height: 500px;
    }
}

@media (max-width: 550px) {

    .page-container {
        width: min(100% - 20px, 1400px);
        padding: 10px 0;
    }

    .panel {
        padding: 18px;
        margin-bottom: 12px;
    }

    .search-controls {
        flex-direction: column;
    }

    .metadata-grid {
        grid-template-columns: 1fr;
    }
}