/* ═══════════════════════════════════════════════════════════════
   portal.css —— 中原羅浮童軍協會官方網站．共用樣式
   Design: 淺底為主，深青碧點綴．以細線與留白建立秩序感
═══════════════════════════════════════════════════════════════ */

/* ── Design tokens ───────────────────────────────────────────── */
:root {
    /* 主色系（沿用系統既有青碧） */
    --pt-primary:    #0099B0;
    --pt-dark:       #006170;
    --pt-deep:       #003840;
    --pt-ink:        #0E2429;

    /* 中性 */
    --pt-bg:         #F7FAFB;
    --pt-bg-alt:     #EFF5F7;
    --pt-surface:    #FFFFFF;
    --pt-soft:       #E8F3F5;
    --pt-text:       #33474F;
    --pt-text-2:     #5F757F;
    --pt-text-3:     #8CA3AC;
    --pt-line:       #E0EAED;
    --pt-line-2:     #C6D9DF;

    /* 狀態 */
    --pt-amber:      #B07600;
    --pt-amber-bg:   #FBF2DE;
    --pt-green:      #1E6B50;
    --pt-green-bg:   #E3F1EB;
    --pt-indigo:     #3C4E8C;
    --pt-indigo-bg:  #E9ECF9;
    --pt-slate:      #4E6069;
    --pt-slate-bg:   #ECF1F3;

    /* 尺寸 */
    --pt-radius:     10px;
    --pt-radius-sm:  6px;
    --pt-maxw:       1180px;
    --pt-shadow:     0 1px 2px rgba(0, 56, 64, .05);
    --pt-shadow-md:  0 6px 20px rgba(0, 56, 64, .09);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: 88px;   /* sticky nav 高度 */
}

body.pt-body {
    font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--pt-bg);
    color: var(--pt-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    font-variant-numeric: tabular-nums;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

.pt-wrap {
    max-width: var(--pt-maxw);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.pt-sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.pt-hidden { display: none !important; }

/* ── 共用排版元件 ────────────────────────────────────────────── */

/* 區塊小標（英數字母大寫，字距拉開 —— 公文式的秩序感） */
.pt-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-family: 'Outfit', 'Noto Sans TC', sans-serif;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--pt-dark);
}
.pt-eyebrow::before {
    content: '';
    width: 22px;
    height: 2px;
    background: var(--pt-primary);
}

.pt-section-title::before {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    border-radius: 2px;
    background: var(--pt-primary);
    margin-bottom: .9rem;
}

.pt-section-title {
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: .01em;
    color: var(--pt-ink);
    line-height: 1.35;
    margin-top: .6rem;
}

.pt-section-desc {
    color: var(--pt-text-2);
    font-size: .94rem;
    margin-top: .45rem;
    max-width: 46ch;
}

/* 區塊頁首：左標題 + 右連結，底部一條細線 */
.pt-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
    padding-bottom: 1.1rem;
    border-bottom: 1px solid var(--pt-line-2);
    margin-bottom: 1.75rem;
}

.pt-more {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .875rem;
    font-weight: 600;
    color: var(--pt-dark);
    padding-bottom: .2rem;
    border-bottom: 1.5px solid transparent;
    transition: border-color .2s, color .2s;
}
.pt-more:hover { color: var(--pt-primary); border-bottom-color: var(--pt-primary); }
.pt-more svg { transition: transform .2s; }
.pt-more:hover svg { transform: translateX(3px); }

/* 按鈕 */
.pt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    font-family: inherit;
    font-size: .9rem;
    font-weight: 600;
    line-height: 1;
    padding: .78rem 1.35rem;
    border-radius: var(--pt-radius-sm);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: background .2s, color .2s, border-color .2s, transform .12s;
    white-space: nowrap;
}
.pt-btn:active { transform: translateY(1px); }

.pt-btn--primary {
    background: var(--pt-dark);
    color: #fff;
    border-color: var(--pt-dark);
}
.pt-btn--primary:hover { background: var(--pt-deep); border-color: var(--pt-deep); }

.pt-btn--outline {
    background: transparent;
    color: var(--pt-dark);
    border-color: var(--pt-line-2);
}
.pt-btn--outline:hover { border-color: var(--pt-dark); background: var(--pt-soft); }

.pt-btn--light {
    background: #fff;
    color: var(--pt-deep);
    border-color: #fff;
}
.pt-btn--light:hover { background: var(--pt-soft); border-color: var(--pt-soft); }

.pt-btn--sm { padding: .55rem 1rem; font-size: .82rem; }

/* 分類標籤 */
.pt-tag {
    display: inline-flex;
    align-items: center;
    font-size: .74rem;
    font-weight: 600;
    letter-spacing: .04em;
    padding: .24rem .6rem;
    border-radius: 3px;
    background: var(--pt-slate-bg);
    color: var(--pt-slate);
    white-space: nowrap;
}
.pt-tag--notice      { background: var(--pt-soft);      color: var(--pt-dark); }
.pt-tag--activity    { background: var(--pt-amber-bg);  color: var(--pt-amber); }
.pt-tag--recruit     { background: var(--pt-green-bg);  color: var(--pt-green); }
.pt-tag--achievement { background: var(--pt-indigo-bg); color: var(--pt-indigo); }
.pt-tag--other       { background: var(--pt-slate-bg);  color: var(--pt-slate); }

.pt-pin {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .06em;
    color: var(--pt-deep);
    background: #fff;
    border: 1px solid var(--pt-line-2);
    border-radius: 3px;
    padding: .22rem .5rem;
}
.pt-pin .pt-i { color: var(--pt-primary); }

/* 日期（等寬數字，格式一致） */
.pt-date {
    font-family: 'Outfit', 'Noto Sans TC', sans-serif;
    font-size: .82rem;
    font-weight: 500;
    color: var(--pt-text-3);
    letter-spacing: .04em;
}

/* 空狀態 */
.pt-empty {
    border: 1px dashed var(--pt-line-2);
    border-radius: var(--pt-radius);
    background: var(--pt-surface);
    padding: 3rem 1.5rem;
    text-align: center;
    color: var(--pt-text-3);
    font-size: .92rem;
}
.pt-empty strong {
    display: block;
    color: var(--pt-text-2);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: .3rem;
}

/* 可編輯佔位提示（協會尚未提供的內容） */
.pt-placeholder {
    color: var(--pt-text-2);
    background: linear-gradient(transparent 62%, rgba(0, 153, 176, .14) 62%);
    padding: 0 .1em;
}

/* ══════════════════════════════════════════════════════════════
   導覽列
══════════════════════════════════════════════════════════════ */
.pt-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--pt-line);
}
.pt-nav__inner {
    max-width: var(--pt-maxw);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.pt-brand {
    display: flex;
    align-items: center;
    gap: .7rem;
    flex-shrink: 0;
}
.pt-brand__mark { width: 40px; height: 40px; flex-shrink: 0; }
.pt-brand__mark img { width: 100%; height: 100%; object-fit: contain; }
.pt-brand__name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--pt-ink);
    line-height: 1.25;
    letter-spacing: .01em;
}
.pt-brand__sub {
    font-family: 'Outfit', sans-serif;
    font-size: .64rem;
    font-weight: 500;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--pt-text-3);
}

.pt-nav__links {
    display: flex;
    align-items: center;
    gap: 1.7rem;
    margin-left: auto;
}
.pt-nav__link {
    position: relative;
    font-size: .9rem;
    font-weight: 500;
    color: var(--pt-text);
    padding: .4rem 0;
    transition: color .2s;
}
.pt-nav__link::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 2px;
    background: var(--pt-primary);
    transform: scaleX(0);
    transition: transform .22s;
}
.pt-nav__link:hover { color: var(--pt-dark); }
.pt-nav__link:hover::after,
.pt-nav__link.is-active::after { transform: scaleX(1); }
.pt-nav__link.is-active { color: var(--pt-dark); font-weight: 600; }

.pt-nav__actions {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding-left: 1.4rem;
    border-left: 1px solid var(--pt-line);
}

.pt-nav__burger {
    display: none;
    width: 42px; height: 42px;
    margin-left: auto;
    background: none;
    border: 1px solid var(--pt-line-2);
    border-radius: var(--pt-radius-sm);
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}
.pt-nav__burger span {
    display: block;
    width: 18px; height: 1.8px;
    background: var(--pt-ink);
    transition: transform .25s, opacity .2s;
}
.pt-nav__burger.is-open span:nth-child(1) { transform: translateY(6.8px) rotate(45deg); }
.pt-nav__burger.is-open span:nth-child(2) { opacity: 0; }
.pt-nav__burger.is-open span:nth-child(3) { transform: translateY(-6.8px) rotate(-45deg); }

.pt-nav__mobile {
    display: none;
    border-top: 1px solid var(--pt-line);
    background: #fff;
    padding: .6rem 1.5rem 1.2rem;
}
.pt-nav__mobile.is-open { display: block; }
.pt-nav__mobile > a {
    display: block;
    padding: .85rem .25rem;
    font-size: .95rem;
    font-weight: 500;
    color: var(--pt-text);
    border-bottom: 1px solid var(--pt-line);
}
.pt-nav__mobile-actions {
    display: flex;
    gap: .6rem;
    margin-top: 1rem;
}
.pt-nav__mobile-actions .pt-btn { flex: 1; }

/* ══════════════════════════════════════════════════════════════
   頁尾
══════════════════════════════════════════════════════════════ */
.pt-footer {
    background: var(--pt-deep);
    color: rgba(255, 255, 255, .72);
    font-size: .86rem;
}
.pt-footer__top {
    display: grid;
    grid-template-columns: minmax(240px, 1.4fr) repeat(3, minmax(120px, 1fr));
    gap: 2.5rem;
    padding: 3.25rem 0 2.5rem;
}
.pt-footer__brand { display: flex; gap: .85rem; align-items: flex-start; }
.pt-footer__mark {
    width: 46px; height: 46px; flex-shrink: 0;
    background: rgba(255, 255, 255, .08);
    border-radius: 8px;
    padding: 5px;
}
.pt-footer__mark img { width: 100%; height: 100%; object-fit: contain; }
.pt-footer__name { color: #fff; font-weight: 700; font-size: 1rem; }
.pt-footer__tagline {
    font-size: .8rem;
    color: rgba(255, 255, 255, .5);
    margin-top: .25rem;
    line-height: 1.65;
}
.pt-footer__col-title {
    color: #fff;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-family: 'Outfit', 'Noto Sans TC', sans-serif;
}
.pt-footer__col a {
    display: block;
    padding: .32rem 0;
    color: rgba(255, 255, 255, .68);
    font-size: .86rem;
    transition: color .2s;
}
.pt-footer__col a:hover { color: #fff; }

.pt-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, .12);
    padding: 1.4rem 0 2.2rem;
    display: flex;
    flex-wrap: wrap;
    gap: .6rem 1.5rem;
    align-items: center;
    justify-content: space-between;
    font-size: .78rem;
    color: rgba(255, 255, 255, .45);
}

/* ══════════════════════════════════════════════════════════════
   響應式
══════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .pt-nav__links, .pt-nav__actions { display: none; }
    .pt-nav__burger { display: flex; }
    .pt-footer__top { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 600px) {
    html { scroll-padding-top: 76px; }
    .pt-wrap { padding: 0 1.1rem; }
    .pt-nav__inner { height: 60px; padding: 0 1.1rem; }
    .pt-section-title::before {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    border-radius: 2px;
    background: var(--pt-primary);
    margin-bottom: .9rem;
}

.pt-section-title { font-size: 1.35rem; }
    .pt-section-head { flex-direction: column; align-items: flex-start; gap: .85rem; }
    .pt-footer__top { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}


/* ══════════════════════════════════════════════════════════════
   線性圖示
   以 SVG 取代 emoji：粗細、對齊與顏色都跟著文字走
══════════════════════════════════════════════════════════════ */
.pt-i {
    width: 1em;
    height: 1em;
    flex: none;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
    vertical-align: -.14em;
}

/* 實心變體：置頂之類的小尺寸標記，描邊在 11px 下會糊掉 */
.pt-i--solid {
    fill: currentColor;
    stroke: none;
}

/* 卡片上的標記群組：置頂徽章與分類標籤並排。
   公告列表的列表檢視會用 display: contents 把它攤平，那條規則在
   announcement.css，權重比這裡高，不受影響。 */
.pt-card__labels {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    flex-wrap: wrap;
}

/* ══════════════════════════════════════════════════════════════
   由各團申請刊登的公告
   卡片標題下方標示發布單位（團名）；活動取消時多一個「已取消」標籤
══════════════════════════════════════════════════════════════ */
.pt-source {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    font-size: .76rem;
    font-weight: 600;
    color: var(--pt-dark);
    letter-spacing: .02em;
}
.pt-source .pt-i { font-size: .9rem; }
.pt-card__source { margin-top: .35rem; }
.pt-pinned__body .pt-card__source { margin-top: .45rem; }

.pt-tag--cancel { background: #FBEAE8; color: #A8322A; }
.is-struck { text-decoration: line-through; color: var(--pt-text-3); }