:root {
    --t-bg: #111111;
    --t-surface: #1a1a1a;
    --t-border: #333333;
    --t-text: #eeeeee;
    --t-text-dim: #888888;
    --t-text-muted: #555555;
    --t-accent: #ffffff;
    --t-highlight: #2a2a2a;
}

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

body {
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    background: var(--t-bg);
    color: var(--t-text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

.trends-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 24px 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.trends-header {
    display: flex;
    align-items: baseline;
    gap: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--t-border);
}

.trends-back {
    color: var(--t-text-dim);
    text-decoration: none;
    font-size: 12px;
    white-space: nowrap;
    letter-spacing: 1px;
}
.trends-back:hover { color: var(--t-accent); }

.trends-title-area {
    display: flex;
    align-items: baseline;
    gap: 16px;
}

.trends-title-area h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 4px;
}

.trends-subtitle {
    font-size: 10px;
    color: var(--t-text-muted);
    letter-spacing: 1px;
}

/* Controls bar */
.trends-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--t-border);
    position: sticky;
    top: 0;
    background: var(--t-bg);
    z-index: 100;
}

.trends-date-nav {
    display: flex;
    align-items: center;
    gap: 0;
    position: relative;
}

.date-arrow {
    background: none;
    border: 1px solid var(--t-border);
    color: var(--t-text-dim);
    font-family: inherit;
    font-size: 14px;
    padding: 5px 10px;
    cursor: pointer;
    transition: color 0.1s, border-color 0.1s;
}
.date-arrow:hover { color: var(--t-accent); border-color: var(--t-text-dim); }
.date-arrow:disabled { opacity: 0.2; cursor: default; }
.date-arrow:disabled:hover { color: var(--t-text-dim); border-color: var(--t-border); }

.date-display {
    background: none;
    border-top: 1px solid var(--t-border);
    border-bottom: 1px solid var(--t-border);
    border-left: none;
    border-right: none;
    color: var(--t-text);
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 5px 16px;
    cursor: pointer;
    transition: background 0.1s;
}
.date-display:hover { background: var(--t-highlight); }

.trends-search {
    position: relative;
}

.search-input {
    background: var(--t-surface);
    border: 1px solid var(--t-border);
    color: var(--t-text);
    font-family: inherit;
    font-size: 11px;
    padding: 6px 12px;
    width: 240px;
    letter-spacing: 1px;
    transition: border-color 0.1s;
}
.search-input::placeholder { color: var(--t-text-muted); }
.search-input:focus { outline: none; border-color: var(--t-text-dim); }

/* Stats bar */
.trends-stats {
    padding: 10px 0;
    font-size: 10px;
    color: var(--t-text-muted);
    letter-spacing: 1px;
    border-bottom: 1px solid #1e1e1e;
}

/* Loading / empty states */
.trends-loading, .trends-empty {
    padding: 40px 0;
    text-align: center;
    font-size: 12px;
    color: var(--t-text-muted);
    letter-spacing: 2px;
}

/* Trend rows */
.trend-row {
    display: flex;
    align-items: baseline;
    padding: 10px 0;
    gap: 16px;
    border-bottom: 1px solid #1a1a1a;
    transition: background 0.1s;
}
.trend-row:hover { background: var(--t-highlight); margin: 0 -8px; padding-left: 8px; padding-right: 8px; }

.trend-rank {
    color: var(--t-text-muted);
    font-size: 11px;
    min-width: 28px;
    text-align: right;
    flex-shrink: 0;
}

.trend-info {
    flex: 1;
    min-width: 0;
}

.trend-name-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.trend-name {
    color: var(--t-text);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.5px;
}
a.trend-name:hover { text-decoration: underline; }

.trend-traffic {
    font-size: 9px;
    color: var(--t-text-dim);
    background: #222;
    padding: 1px 6px;
    border-radius: 2px;
    white-space: nowrap;
}

.trend-context {
    color: var(--t-text-dim);
    font-size: 11px;
    line-height: 1.3;
    margin-top: 2px;
}

.trend-persistence {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    flex-shrink: 0;
    min-width: 120px;
}

.persistence-bar {
    width: 60px;
    height: 3px;
    background: #222;
    border-radius: 1px;
    overflow: hidden;
}

.persistence-fill {
    height: 100%;
    background: var(--t-text-dim);
    border-radius: 1px;
}

.trend-meta {
    color: var(--t-text-muted);
    font-size: 10px;
    white-space: nowrap;
}

/* Date picker dropdown */
.date-picker-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--t-surface);
    border: 1px solid var(--t-border);
    max-height: 300px;
    overflow-y: auto;
    z-index: 200;
    min-width: 200px;
    margin-top: 4px;
}
.date-picker-dropdown.open { display: block; }

.date-picker-item {
    padding: 8px 16px;
    font-size: 12px;
    cursor: pointer;
    color: var(--t-text);
    font-family: inherit;
    letter-spacing: 1px;
    transition: background 0.1s;
}
.date-picker-item:hover { background: var(--t-highlight); }
.date-picker-item.active { color: var(--t-accent); font-weight: 700; }

/* Search results */
.search-date-group {
    margin-top: 20px;
}

.search-date-header {
    font-size: 12px;
    font-weight: 700;
    color: var(--t-text);
    letter-spacing: 2px;
    padding: 8px 0;
    border-bottom: 1px solid var(--t-border);
    cursor: pointer;
}
.search-date-header:hover { color: var(--t-accent); }

.search-result-item {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 1px solid #1a1a1a;
}

.search-result-time {
    font-size: 10px;
    color: var(--t-text-muted);
    min-width: 80px;
    flex-shrink: 0;
}

.search-result-trend {
    font-size: 12px;
    color: var(--t-text);
}

.search-clear {
    background: none;
    border: 1px solid var(--t-border);
    color: var(--t-text-dim);
    font-family: inherit;
    font-size: 10px;
    padding: 2px 8px;
    cursor: pointer;
    margin-left: 8px;
    letter-spacing: 1px;
}
.search-clear:hover { color: var(--t-accent); border-color: var(--t-text-dim); }

/* Footer */
.trends-footer {
    margin-top: auto;
    padding: 24px 0;
    font-size: 10px;
    color: var(--t-text-muted);
    letter-spacing: 1px;
    border-top: 1px solid var(--t-border);
}
.trends-footer a {
    color: var(--t-text-dim);
    text-decoration: none;
}
.trends-footer a:hover { color: var(--t-accent); }

/* Mobile */
@media (max-width: 768px) {
    .trends-container {
        padding: 16px;
    }

    .trends-header {
        flex-direction: column;
        gap: 8px;
    }

    .trends-title-area {
        flex-direction: column;
        gap: 4px;
    }

    .trends-controls {
        flex-direction: column;
        gap: 8px;
        align-items: stretch;
    }

    .trends-date-nav {
        justify-content: center;
    }

    .search-input {
        width: 100%;
    }

    .trend-row {
        flex-wrap: wrap;
    }

    .trend-persistence {
        width: 100%;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        gap: 8px;
        margin-top: 4px;
    }

    .persistence-bar {
        width: 40px;
    }
}