/**
 * 统一的消息提示样式
 * 支持 error, success, warning, info 四种类型
 */

/* ===== Flash Messages 容器 ===== */
.flash-messages {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

/* ===== Flash Message 基础样式 ===== */
.flash-message {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    border-radius: var(--radius-md, 12px);
    background: white;
    box-shadow: var(--shadow-lg, 0 12px 40px rgba(0, 0, 0, 0.12));
    border-left: 4px solid;
    animation: slideInRight 0.3s ease-out;
    pointer-events: auto;
    transition: all 0.3s ease;
}

.flash-message:hover {
    transform: translateX(-4px);
    box-shadow: var(--shadow-xl, 0 20px 60px rgba(0, 0, 0, 0.16));
}

/* ===== 关闭按钮 ===== */
.flash-message__close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-light, #757575);
    padding: 0;
    margin-left: auto;
    flex-shrink: 0;
    transition: color 0.2s;
}

.flash-message__close:hover {
    color: var(--text, #212121);
}

/* ===== 图标 ===== */
.flash-message__icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    line-height: 1;
}

/* ===== 内容 ===== */
.flash-message__content {
    flex: 1;
    min-width: 0;
}

.flash-message__text {
    font-weight: 600;
    color: var(--text, #212121);
    margin-bottom: 4px;
}

.flash-message__detail {
    font-size: 0.85rem;
    color: var(--text-light, #757575);
    line-height: 1.4;
}

/* ===== 错误类型 ===== */
.flash-message--error {
    border-left-color: #ef4444;
    background: #fef2f2;
}

.flash-message--error .flash-message__icon {
    color: #ef4444;
}

.flash-message--error .flash-message__text {
    color: #991b1b;
}

/* ===== 成功类型 ===== */
.flash-message--success {
    border-left-color: #22c55e;
    background: #f0fdf4;
}

.flash-message--success .flash-message__icon {
    color: #22c55e;
}

.flash-message--success .flash-message__text {
    color: #166534;
}

/* ===== 警告类型 ===== */
.flash-message--warning {
    border-left-color: #f59e0b;
    background: #fffbeb;
}

.flash-message--warning .flash-message__icon {
    color: #f59e0b;
}

.flash-message--warning .flash-message__text {
    color: #92400e;
}

/* ===== 信息类型 ===== */
.flash-message--info {
    border-left-color: #3b82f6;
    background: #eff6ff;
}

.flash-message--info .flash-message__icon {
    color: #3b82f6;
}

.flash-message--info .flash-message__text {
    color: #1e40af;
}

/* ===== 动画 ===== */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

.flash-message--removing {
    animation: slideOutRight 0.3s ease-out forwards;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .flash-messages {
        top: 70px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .flash-message {
        padding: 12px;
    }
    
    .flash-message__icon {
        font-size: 1.2rem;
    }
    
    .flash-message__text {
        font-size: 0.9rem;
    }
    
    .flash-message__detail {
        font-size: 0.8rem;
    }
}

/* ===== 深色主题 ===== */
[data-theme="dark"] .flash-message {
    background: var(--card-bg, #1e1e1e);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .flash-message--error {
    background: #2d1515;
}

[data-theme="dark"] .flash-message--success {
    background: #152d1a;
}

[data-theme="dark"] .flash-message--warning {
    background: #2d2615;
}

[data-theme="dark"] .flash-message--info {
    background: #15202d;
}

[data-theme="dark"] .flash-message__text {
    color: var(--text, #e0e0e0);
}

[data-theme="dark"] .flash-message__detail {
    color: var(--text-light, #9e9e9e);
}

[data-theme="dark"] .flash-message__close {
    color: var(--text-light, #9e9e9e);
}

[data-theme="dark"] .flash-message__close:hover {
    color: var(--text, #e0e0e0);
}