:root {
    --pc-footer-height: 56px;
    --pc-footer-offset: 72px;
    /* 背景の筆文字タイトル露出（座の広場と統一） */
    --page-header-spacer-height: 38vh;
    --page-header-spacer-min: 280px;
    --page-content-offset-top: max(var(--page-header-spacer-min), var(--page-header-spacer-height));
}

.page-header-spacer,
.header-spacer,
.seekers-header-spacer,
.jobs-header-spacer,
.marketplace-header-spacer,
.announcements-header-spacer,
.welcome-header-spacer {
    width: 100%;
    height: var(--page-header-spacer-height);
    min-height: var(--page-header-spacer-min);
    flex-shrink: 0;
}

html,
body {
    background-color: transparent;
}

.bg-fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: url('/static/background_pc.jpeg') no-repeat top center;
    background-size: cover;
    z-index: -1;
}

.pc-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: var(--pc-footer-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 100;
}

.pc-footer a {
    font-size: 13px;
    color: #666;
    text-decoration: none;
    font-weight: bold;
    padding: 0 8px;
}

.pc-footer a:hover {
    color: #111;
}

/* 背景上の支部名（どのサイトを開いているか） */
.site-branch-mark {
    position: fixed;
    top: 14px;
    left: 0;
    right: 0;
    z-index: 40;
    margin: 0;
    padding: 0 16px;
    text-align: center;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: rgba(45, 32, 18, 0.78);
    text-shadow:
        0 1px 0 rgba(255, 255, 255, 0.65),
        0 0 12px rgba(255, 255, 255, 0.35);
    pointer-events: none;
}

/* 名鑑未登録者向け：画面右端の固定タブ */
.seeker-register-tab {
    position: fixed;
    right: 0;
    top: 38%;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 8.5rem;
    padding: 14px 10px;
    border: 1px solid #1a4f9c;
    border-right: 0;
    border-radius: 10px 0 0 10px;
    background: #1a4f9c;
    color: #fff;
    text-decoration: none;
    box-shadow: -2px 2px 12px rgba(26, 79, 156, 0.25);
}

.seeker-register-tab-label {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.14em;
    line-height: 1.2;
}

.seeker-register-tab:hover {
    background: #163f7d;
    color: #fff;
}