/**
 * Liora - Header 组件样式
 * 顶部导航栏 - 借鉴终端风格
 */

/* ============================================
   顶部系统栏 - 借鉴终端风格
   ============================================ */

.header {
    border-bottom: 1px solid var(--color-border);
    padding: 12px 20px;
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    gap: 20px;
    font-family: var(--font-mono);
}

.logo {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo::before {
    content: '◆';
    color: var(--color-memory);
    font-size: 18px;
}

.search-box {
    flex: 1;
    display: flex;
    border: 1px solid var(--color-border-light);
    max-width: 500px;
    background: var(--color-bg);
    transition: all 0.2s ease;
}

.search-box:focus-within {
    border-color: var(--color-memory);
    box-shadow: 0 0 0 3px var(--color-memory-light);
}

.search-input {
    flex: 1;
    padding: 8px 12px;
    border: none;
    outline: none;
    font-size: 13px;
    font-family: var(--font-mono);
    background: transparent;
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-button {
    padding: 10px 16px;
    border: none;
    border-left: 1px solid var(--color-border-light);
    background-color: var(--color-bg);
    color: #000000;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.search-button:hover {
    background-color: var(--color-memory);
    color: #ffffff;
    border-color: var(--color-memory);
}

.search-button:focus-visible {
    outline: 2px solid var(--color-memory);
    outline-offset: 2px;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border: 1px solid var(--color-border-light);
    background: var(--color-bg);
    color: #000000;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 12px;
    transition: all 0.2s ease;
    border-radius: 4px;
    margin-right: 4px;
}

.mobile-menu-btn:hover {
    border-color: var(--color-memory);
    background: var(--color-memory-light);
}

/* 时光旅行按钮 */
.time-travel-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--color-border-light);
    background: var(--color-bg);
    color: #000000;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 12px;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.time-travel-btn:hover {
    border-color: var(--color-memory);
    color: #000000;
    background: var(--color-memory-light);
}

.time-travel-icon {
    font-size: 14px;
}

.language-switch {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-border-light);
    background: var(--color-bg);
    border-radius: 4px;
    overflow: hidden;
    flex-shrink: 0;
}

.language-option {
    min-width: 38px;
    padding: 8px 10px;
    border: none;
    border-right: 1px solid var(--color-border-light);
    background: transparent;
    color: #000000;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.language-option:last-child {
    border-right: none;
}

.language-option:hover {
    background: var(--color-memory-light);
}

.language-option.active {
    background: var(--color-memory);
    color: #ffffff;
}