/* 模态框样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    animation: modalFadeIn 0.2s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    width: min(90%, 500px);
    max-width: 95vw;
    max-height: 85vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.close-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    opacity: 1;
    font-size: 18px;
}

.close-btn:hover {
    background: var(--danger-color);
    color: white;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
}

/* 滚动条样式优化 */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: transparent;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    transition: background 0.3s ease;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    flex-shrink: 0;
}

/* 按钮样式 */
.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 100px;
}

.btn-primary {
    background: var(--primary-color);
    color: #ffffff !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-purple-lg);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.modal-footer .btn-primary,
.modal-footer .btn-secondary {
    min-width: 100px;
}

.btn-sm {
    padding: 10px 20px;
    border: none;
    background: var(--primary-color);
    color: #ffffff !important;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-sm:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    opacity: 0.9;
}

/* 响应式 */
@media (max-width: 768px) {
    .modal-content {
        width: 95vw;
        max-width: none;
        max-height: 90vh;
        border-radius: 12px;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 100vw;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
    }
}