/* 时间戳转换工具样式 */

body {
    font-family: 'SF Pro Display', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e7eb 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    width: 85%;
    margin: 50px auto;
    padding: 0 20px;
}

.page-header {
    text-align: center;
    margin-bottom: 40px;
}

.page-header h1 {
    color: #2c3e50;
    font-size: 32px;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.page-header h1::after {
    content: '';
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #3498db, transparent);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.page-header p {
    color: #7f8c8d;
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.content-wrapper {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.section {
    flex: 1;
    background: #ffffff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08),
                0 2px 6px rgba(0, 0, 0, 0.04);
    min-width: 0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.section:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1),
                0 3px 10px rgba(0, 0, 0, 0.05);
}

h2 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 2px solid #3498db;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #3498db, transparent);
}

.option-group {
    margin-bottom: 25px;
}

label {
    font-size: 15px;
    margin-bottom: 10px;
    color: #34495e;
    font-weight: 500;
    display: block;
}

input[type="number"],
input[type="datetime-local"] {
    width: 100%;
    font-size: 16px;
    padding: 15px;
    border: 2px solid #edf2f7;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

input[type="number"]:focus,
input[type="datetime-local"]:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    outline: none;
}

.input-with-button {
    display: flex;
    gap: 10px;
}

.input-with-button input {
    flex: 1;
}

.input-with-button button {
    white-space: nowrap;
    padding: 0 20px;
}

.radio-group {
    margin-top: 15px;
}

.radio-group p {
    font-size: 15px;
    margin-bottom: 10px;
    color: #34495e;
    font-weight: 500;
}

.radio-options {
    display: flex;
    gap: 20px;
}

.radio-options label {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0;
}

.radio-options input[type="radio"] {
    margin-right: 8px;
}

button {
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
    background: linear-gradient(145deg, #3498db, #2980b9);
    color: white;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.2);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
    background: linear-gradient(145deg, #3498db, #2573a7);
}

button:active {
    transform: translateY(1px);
}

.button-group {
    display: flex;
    justify-content: center;
    margin-bottom: 25px;
}

.result-area {
    background-color: #f8fafc;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #edf2f7;
}

.result-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #edf2f7;
}

.result-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.result-label {
    color: #34495e;
    font-weight: 500;
    min-width: 120px;
}

.result-value {
    flex: 1;
    word-break: break-all;
    color: #3498db;
    font-family: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
    padding: 8px;
    background-color: #f1f5f9;
    border-radius: 6px;
    font-size: 14px;
}

.copy-btn {
    min-width: auto;
    padding: 8px;
    margin-left: 10px;
    background: #f1f5f9;
    color: #64748b;
    box-shadow: none;
}

.copy-btn:hover {
    background: #e2e8f0;
    transform: translateY(0);
    box-shadow: none;
}

.info-box {
    background-color: #f8fafc;
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 40px;
    border-left: 4px solid #3498db;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.info-box h2 {
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    display: flex;
    align-items: center;
}

.info-box h2 i {
    color: #3498db;
    margin-right: 10px;
}

.info-box p {
    color: #7f8c8d;
    margin: 10px 0;
    line-height: 1.6;
}

/* Toast 通知样式 */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    z-index: 1000;
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast-success {
    background-color: #10b981;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.toast-error {
    background-color: #ef4444;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

/* 深色模式 */
body.dark-mode {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
}

body.dark-mode .section {
    background-color: #2d2d2d;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

body.dark-mode .page-header h1 {
    color: #e0e0e0;
}

body.dark-mode .page-header p {
    color: #a0a0a0;
}

body.dark-mode h2 {
    color: #e0e0e0;
    border-bottom-color: #3498db;
}

body.dark-mode label,
body.dark-mode .radio-group p {
    color: #b0b0b0;
}

body.dark-mode input[type="number"],
body.dark-mode input[type="datetime-local"] {
    background-color: #363636;
    border-color: #404040;
    color: #e0e0e0;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

body.dark-mode .result-area {
    background-color: #363636;
    border-color: #404040;
}

body.dark-mode .result-item {
    border-bottom-color: #404040;
}

body.dark-mode .result-label {
    color: #b0b0b0;
}

body.dark-mode .result-value {
    background-color: #404040;
    color: #e0e0e0;
}

body.dark-mode .copy-btn {
    background-color: #2d2d2d;
    color: #909090;
}

body.dark-mode .copy-btn:hover {
    background-color: #363636;
}

body.dark-mode .info-box {
    background-color: #2d2d2d;
    border-color: #3498db;
}

body.dark-mode .info-box h2 {
    color: #e0e0e0;
}

body.dark-mode .info-box p {
    color: #a0a0a0;
}

/* 响应式优化 */
@media (max-width: 1200px) {
    main {
        width: 90%;
    }
}

@media (max-width: 968px) {
    main {
        width: 95%;
        padding: 15px;
        margin: 10px auto;
    }

    .content-wrapper {
        flex-direction: column;
        gap: 30px;
    }

    .section {
        width: 100%;
        padding: 25px;
    }
}

@media (max-width: 600px) {
    main {
        width: 100%;
        padding: 10px;
    }

    .section {
        padding: 20px;
        margin-bottom: 20px;
    }

    .input-with-button {
        flex-direction: column;
    }

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

    .result-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .result-label {
        margin-bottom: 8px;
    }

    .result-value {
        width: 100%;
    }

    .copy-btn {
        margin-left: 0;
        margin-top: 8px;
        width: 100%;
    }
}