/* Import shared base styles */
@import url('styles.css');

/* ========================================
   TIMESTAMP CONVERTER SPECIFIC STYLES
   ======================================== */

/* Current Timestamp Display */
.current-timestamp {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
    box-shadow: 0 8px 24px rgba(0, 255, 159, 0.2);
}

.current-title {
    color: var(--color-bg);
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background: var(--color-bg);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.timestamp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.timestamp-row {
    background: rgba(10, 14, 26, 0.8);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.timestamp-row .label {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    min-width: 140px;
}

.timestamp-row .value {
    flex: 1;
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-variant-numeric: tabular-nums;
}

.copy-btn-small {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-btn-small:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.1);
}

/* Mode Tabs */
.mode-tabs {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.mode-tab {
    flex: 1;
    min-width: 150px;
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.mode-tab:hover {
    border-color: var(--color-primary);
    background: rgba(0, 255, 159, 0.05);
    transform: translateY(-2px);
}

.mode-tab.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg);
    box-shadow: 0 4px 12px rgba(0, 255, 159, 0.3);
}

.tab-icon {
    font-size: 1.1rem;
}

/* Mode Content */
.mode-content {
    display: none;
}

.mode-content.active {
    display: block;
}

/* Converter Section */
.converter-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.input-section,
.output-section {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.input-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.text-input.large {
    font-size: 1.1rem;
    padding: var(--spacing-md);
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

/* Quick Presets */
.quick-presets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.preset-btn {
    padding: 6px 12px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.preset-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 255, 159, 0.05);
}

/* Format Outputs */
.format-outputs,
.unix-outputs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.format-row,
.unix-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.format-row.highlight {
    border-color: var(--color-primary);
    background: rgba(0, 255, 159, 0.05);
}

.format-label,
.unix-label {
    min-width: 120px;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.format-value,
.unix-value {
    flex: 1;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-variant-numeric: tabular-nums;
}

/* Timezone List */
.timezone-list {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.timezone-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
}

.timezone-name {
    min-width: 180px;
    font-weight: 600;
    color: var(--color-text);
}

.timezone-time {
    flex: 1;
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-variant-numeric: tabular-nums;
}

/* Relative Time */
.relative-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.relative-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.difference-output {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-md);
}

.difference-output h4 {
    color: var(--color-primary);
    font-family: var(--font-display);
    margin-bottom: var(--spacing-lg);
}

.difference-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.diff-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg);
    border-radius: var(--radius-md);
}

.diff-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-variant-numeric: tabular-nums;
}

.diff-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.diff-summary {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    text-align: center;
}

/* Batch Conversion */
.batch-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.batch-input-panel,
.batch-output-panel {
    display: flex;
    flex-direction: column;
}

.batch-input-panel label,
.batch-output-panel label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-text-muted);
}

.batch-controls {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    align-items: center;
}

.batch-controls .select-input {
    flex: 1;
}

.batch-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.batch-actions .btn-secondary {
    flex: 1;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.info-card {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.info-card h4 {
    color: var(--color-primary);
    font-family: var(--font-display);
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.info-card p,
.info-card ul {
    color: var(--color-text-muted);
    line-height: 1.6;
    font-size: 0.9rem;
}

.info-card code {
    background: var(--color-bg);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-size: 0.85rem;
}

.info-card ul {
    list-style: none;
    padding: 0;
}

.info-card li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
}

.info-card li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

/* Hidden State */
.hidden {
    display: none !important;
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .converter-section {
        grid-template-columns: 1fr;
    }
    
    .batch-grid {
        grid-template-columns: 1fr;
    }
    
    .relative-inputs {
        grid-template-columns: 1fr;
    }
    
    .difference-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mode-tabs {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timestamp-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .mode-tabs {
        grid-template-columns: 1fr;
    }
    
    .difference-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-presets {
        flex-direction: column;
    }
    
    .preset-btn {
        width: 100%;
    }
    
    .batch-controls {
        flex-direction: column;
    }
    
    .batch-controls .select-input,
    .batch-controls .btn {
        width: 100%;
    }
}