/* ===== 弹窗样式 ===== */
.vis-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
}

.vis-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.vis-modal {
    background: var(--bg);
    border-radius: 12px;
    padding: 2.5rem;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(20px);
    transition: transform 0.3s var(--ease);
}

.vis-modal-overlay.active .vis-modal {
    transform: translateY(0);
}

.vis-modal-header {
    margin-bottom: 1.5rem;
}

.vis-modal-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.vis-modal-subtitle {
    color: var(--secondary);
    font-size: 0.95rem;
}

.vis-form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.vis-form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.vis-form-input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s var(--ease);
}

.vis-form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(91, 203, 125, 0.2);
}

.vis-form-input.error {
    border-color: #FF3B30;
}

.vis-error-message {
    color: #FF3B30;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: none;
}

.vis-error-message.show {
    display: block;
}

.vis-modal-actions {
    display: flex;
    gap: 1rem;
}

.vis-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    flex: 1;
}

.vis-btn-primary {
    background: var(--accent);
    color: white;
}

.vis-btn-primary:hover {
    background: #4ab86c;
}

.vis-btn-outline {
    background: transparent;
    border: var(--border);
    color: var(--secondary);
}

.vis-btn-outline:hover {
    background: rgba(45,45,45,0.05);
    color: var(--primary);
}

/* ===== 响应式设计 ===== */
@media (max-width: 480px) {
    .vis-modal {
        padding: 1.5rem;
    }

    .vis-modal-actions {
        flex-direction: column;
    }
}