/* ===== Navbar Styles ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--surface);
    border-bottom: 1px solid var(--rule);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.navbar-brand h1 {
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.navbar-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* 下拉选择框 - 样式与搜索框一致 */
.floor-select {
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--ink);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.floor-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box input {
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--ink);
    font-size: 14px;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.search-box .icon-btn {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    font-size: 16px;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.search-box .icon-btn:hover {
    opacity: 1;
}