.compact-header {
    padding: 30px 20px 10px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.compact-header h1 {
    font-size: 44px !important;
    margin-bottom: 10px;
    letter-spacing: -1.5px;
    font-weight: 700;
}

.compact-header h2 {
    font-size: 16px;
    margin-bottom: 20px;
    color: #888;
    max-width: 600px;
    font-weight: 500;
}

.timestamp-container {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    padding: 20px;
}

.mode-selector {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 30px;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    background-color: var(--color-light-gray);
    border: 2px solid transparent;
    color: var(--color-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mode-btn svg {
    width: 18px;
    height: 18px;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.mode-btn.active {
    background-color: var(--color-white);
    border-color: var(--color-black);
    color: var(--color-black);
    box-shadow: var(--shadow-button);
}

.mode-btn.active svg {
    opacity: 1;
}

.mode-btn:hover:not(.active) {
    background-color: rgba(0, 0, 0, 0.07);
}

.timestamp-form {
    margin-bottom: 30px;
    transition: opacity var(--transition-medium), transform var(--transition-medium);
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hidden {
    display: none;
}

.input-group {
    margin-bottom: 20px;
    text-align: center;
    width: 100%;
}

.input-group label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    text-align: center;
}

.input-with-button {
    display: flex;
    gap: 10px;
    justify-content: center;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.input-group input {
    padding: 12px 16px;
    font-size: 15px;
    border: 2px solid #ddd;
    border-radius: var(--border-radius-small);
    width: 70%;
    max-width: 300px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    transition: border-color var(--transition-fast);
    text-align: center;
}

.input-group input:focus {
    border-color: var(--color-button-bg);
    outline: none;
}

.help-text {
    margin-top: 8px;
    font-size: 13px;
    color: var(--color-secondary);
    text-align: center;
}

.compare-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
    width: 100%;
}

.compare-inputs .input-group {
    margin-bottom: 0;
}

.compare-inputs .input-with-button {
    width: 100%;
}

.compare-inputs input {
    width: 100%;
}

.compare-btn {
    margin: 0 auto;
    display: block;
    width: auto;
    min-width: 180px;
}

.results-container {
    margin-top: 40px;
    transition: opacity var(--transition-medium);
}

.timestamp-results {
    opacity: 1;
    transition: opacity var(--transition-medium);
}

.timestamp-card {
    background-color: var(--color-white);
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 20px;
}

.timestamp-header {
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.timestamp-title {
    font-size: 16px;
    font-weight: 600;
}

.copy-all-btn {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.copy-all-btn:hover {
    opacity: 1;
}

.copy-all-btn svg {
    width: 16px;
    height: 16px;
}

.timestamp-visualization {
    padding: 25px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    background-color: #f9f9f9;
}

.date-display {
    text-align: center;
}

.weekday {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.date {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

.clock-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.time {
    font-size: 24px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.timezone {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-secondary);
    padding: 4px 6px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

.timestamp-details {
    padding: 20px;
}

.detail-row {
    display: flex;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-secondary);
    width: 120px;
    flex-shrink: 0;
}

.detail-value {
    font-size: 14px;
    font-weight: 500;
    flex-grow: 1;
    font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
}

.copy-btn {
    width: 24px;
    height: 24px;
    background-color: rgba(0, 0, 0, 0.05);
    border: none;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    margin-left: 10px;
    opacity: 0.7;
    position: relative;
}

.copy-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
    opacity: 1;
}

.copy-btn svg {
    width: 14px;
    height: 14px;
}

.copy-btn.copied::after {
    content: '✓';
    position: absolute;
    font-size: 14px;
    font-weight: bold;
}

.copy-btn.copied svg {
    opacity: 0;
}

.discord-row {
    background-color: rgba(88, 101, 242, 0.05);
    border-radius: 8px;
    padding: 10px;
    margin: 5px 0;
    border: none;
}

.compare-cards {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 5px;
    align-items: center;
}

.diff-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 15px;
    height: 100%;
}

.diff-line {
    width: 2px;
    background-color: var(--color-secondary);
    flex-grow: 1;
    opacity: 0.3;
}

.diff-value {
    background-color: var(--color-primary);
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin: 8px 0;
    text-align: center;
    white-space: nowrap;
}

.comparison-details {
    background-color: var(--color-white);
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 20px;
    margin-top: 20px;
}

.share-options {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    background-color: var(--color-button-bg);
    color: var(--color-white);
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    min-width: 140px;
}

.share-btn:hover {
    background-color: var(--color-black);
}

.share-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
}

.share-btn.copied-animation {
    background-color: #16a34a; 
}

.share-btn.copied-animation svg,
.share-btn.copied-animation span {
    display: none;
}

.share-btn.copied-animation::after {
    content: "Copied";
    font-weight: 600;
}

#imageCanvas {
    position: absolute;
    left: -9999px;
    top: -9999px;
}

@media (max-width: 768px) {
    .compare-inputs {
        grid-template-columns: 1fr;
        gap: 10px;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .compare-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .diff-indicator {
        flex-direction: row;
        padding: 10px 0;
    }
    
    .diff-line {
        width: 100%;
        height: 2px;
    }
    
    .diff-value {
        margin: 0 8px;
    }
    
    .detail-row {
        flex-wrap: wrap;
    }
    
    .detail-label {
        width: 100%;
        margin-bottom: 5px;
    }
    
    .detail-value {
        font-size: 13px;
        word-break: break-all;
    }
    
    .compact-header h1 {
        font-size: 32px !important;
    }
}

@media (max-width: 480px) {
    .mode-selector {
        gap: 8px;
    }
    
    .mode-btn {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    
    .timestamp-form {
        max-width: 100%;
        padding: 0 10px;
    }
    
    .input-with-button {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .input-group input {
        width: 100%;
        max-width: 100%;
    }
    
    .input-with-button .btn {
        width: 100%;
        margin-top: 10px;
    }
    
    
    .compare-inputs {
        width: 100%;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .compare-inputs .input-group {
        width: 100%;
    }
    
    .compare-inputs .input-with-button {
        width: 100%;
    }
    
    .compare-inputs input {
        width: 100%;
    }
    
    
    .compare-btn {
        max-width: 300px;
        width: 100%;
    }
    
    .timestamp-container {
        padding: 10px;
    }
    
    .date {
        font-size: 18px;
    }
    
    .time {
        font-size: 20px;
    }
    
    .clock-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .compact-header h1 {
        font-size: 28px !important;
    }
    
    .compact-header h2 {
        font-size: 15px;
    }
}

@keyframes copiedAnimation {
    0% { opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { opacity: 0; }
}

.copy-btn.copied-animation::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: var(--color-primary);
    animation: copiedAnimation 1.5s ease;
}

.copy-btn.copied-animation svg {
    opacity: 0;
}