/* 作品集（/projects）：沿用 styles.css 的紙色 token 與 tone；這裡不出現任何顏色字面值。
   卡片與詳情的色調來自分類（.tone-*，見 styles.css），淺色底一律用 color-mix 從 --tone 調出來。 */

/* ---------- 標題列 ---------- */
.projects-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 40px; align-items: end; padding: 52px 0 32px; border-bottom: 1px solid var(--line); }
.projects-title h1 { margin: 0; font-size: clamp(2.2rem, 4.6vw, 4rem); line-height: 1.04; letter-spacing: -.045em; font-weight: 700; }
.projects-lead { margin: 18px 0 0; color: var(--muted); font-size: var(--fs-lead); line-height: 1.65; max-width: 620px; }
.projects-stats { margin: 0; display: flex; gap: 0; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); overflow: hidden; }
.projects-stats > div { display: flex; flex-direction: column; gap: 2px; padding: 16px 22px; border-right: 1px solid var(--line); min-width: 112px; }
.projects-stats > div:last-child { border-right: 0; }
.projects-stats dt { font: 700 var(--fs-meta) var(--sans); letter-spacing: .08em; color: var(--muted); }
.projects-stats dd { margin: 0; font: 500 40px / 1.15 var(--serif); color: var(--violet); }

.projects-section-intro h2 { margin: 0 0 24px; font-size: clamp(1.9rem, 3.6vw, 3rem); line-height: 1.08; letter-spacing: -.04em; font-weight: 700; }

/* ---------- 精選 ---------- */
.projects-featured { padding: 44px 0 8px; }
.projects-featured:empty { display: none; }
.featured-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 16px; }
.featured-card { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); overflow: hidden; transition: transform .2s, box-shadow .2s; }
.featured-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.featured-art { position: relative; height: 156px; display: grid; place-items: center; background: color-mix(in srgb, var(--tone) 13%, var(--panel)); color: var(--tone); overflow: hidden; }
.featured-art::before, .featured-art::after { content: ""; position: absolute; border-radius: 50%; background: color-mix(in srgb, var(--tone) 14%, transparent); }
.featured-art::before { width: 180px; height: 180px; right: -48px; top: -70px; }
.featured-art::after { width: 76px; height: 76px; left: 26px; bottom: -30px; border-radius: 50% 50% 50% 14%; transform: rotate(-12deg); }
.featured-art .site-icon { position: relative; width: 72px; height: 72px; stroke-width: 1.5; }
.featured-body { flex: 1; display: flex; flex-direction: column; gap: 10px; padding: 20px 22px 22px; }
.featured-meta { margin: 0; display: flex; flex-wrap: wrap; gap: 4px 10px; font: 600 var(--fs-meta) var(--sans); color: var(--muted); }
.featured-meta span { font-family: var(--mono); font-weight: 500; }
.featured-card h3 { margin: 0; font-size: 24px; line-height: 1.2; letter-spacing: -.03em; }
.featured-tagline { margin: 0; color: var(--muted); font-size: var(--fs-text); line-height: 1.6; }
.featured-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 8px; }
.featured-actions .button { min-height: 42px; padding: 0 16px; font-size: var(--fs-small); box-shadow: none; }
.featured-actions .button .icon { width: 13px; height: 13px; }

/* ---------- 標籤篩選（停用 JavaScript 時由 projects-nojs.css 隱藏） ---------- */
.projects-catalog { padding-top: 36px; }
.tag-filter { display: flex; align-items: center; gap: 10px 14px; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tag-filter-label { flex: none; font: 700 var(--fs-meta) var(--sans); letter-spacing: .08em; color: var(--muted); }
.tag-filter-list { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; }
.tag-chip { min-height: 38px; padding: 0 14px; border: 1px solid var(--line-strong); border-radius: var(--radius-pill); background: transparent; color: var(--ink-soft); font: 700 var(--fs-small) var(--sans); cursor: pointer; white-space: nowrap; }
.tag-chip:hover { border-color: var(--ink); color: var(--ink); }
.tag-chip[aria-pressed="true"] { background: var(--inverse-surface); color: var(--inverse-ink); border-color: transparent; }
.tag-filter-clear { flex: none; }
.tag-filter-clear[hidden], .tag-filter-empty[hidden] { display: none; }
.tag-filter-empty { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin: 28px 0 0; padding: 22px 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius-md); color: var(--muted); font-size: var(--fs-body); }
.tag-filter-empty .text-button { margin-left: 0; }

/* ---------- 分類區塊與卡片 ---------- */
.project-group { padding-top: 36px; }
.project-group[hidden] { display: none; }
.project-group-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; padding-bottom: 14px; margin-bottom: 16px; border-bottom: 1px solid var(--line); }
.project-group-head h2 { margin: 0; font-size: 26px; letter-spacing: -.03em; line-height: 1.2; }
.project-group-count { display: inline-grid; place-items: center; min-width: 30px; height: 26px; padding: 0 8px; border-radius: var(--radius-pill); border: 1px solid color-mix(in srgb, var(--tone) 32%, transparent); color: var(--tone); font: 600 var(--fs-meta) var(--mono); }
.project-group-head p { flex-basis: 100%; margin: 0; color: var(--muted); font-size: var(--fs-text); }
.project-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); gap: 14px; }
.project-item[hidden] { display: none; }
.project-card { height: 100%; display: flex; gap: 16px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); transition: transform .2s, box-shadow .2s, border-color .2s; }
.project-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); border-color: color-mix(in srgb, var(--tone) 32%, transparent); }
.project-card-body { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.project-card-title { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; }
.project-card-title strong { font-size: 17px; line-height: 1.3; letter-spacing: -.01em; }
.project-card-tagline { color: var(--muted); font-size: var(--fs-text); line-height: 1.55; }
.project-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 2px 0 0; }
.project-card-tags > span { padding: 2px 9px; border-radius: var(--radius-pill); background: var(--paper-deep); color: var(--ink-soft); font: 600 var(--fs-meta) var(--sans); }
.project-badge { display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border: 1px solid var(--line-strong); border-radius: var(--radius-pill); color: var(--muted); font: 700 var(--fs-meta) var(--sans); white-space: nowrap; }
.project-badge.is-wip { border-color: var(--line-amber); color: var(--amber); }
.project-badge .icon { width: 11px; height: 11px; }

/* ---------- 作品細節：停用 JavaScript 時是一般清單，catalog.js 啟用後收起，改在對話框開 ---------- */
.projects-details { display: grid; gap: 16px; padding-top: 64px; }
.has-catalog .projects-details { display: none; }
.project-detail { display: grid; gap: 18px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); scroll-margin-top: calc(var(--topbar) + var(--subnav) + 16px); }
.project-detail-art { height: 112px; display: grid; place-items: center; border-radius: var(--radius-sm); background: color-mix(in srgb, var(--tone) 13%, var(--panel)); color: var(--tone); }
.project-detail-art .site-icon { width: 54px; height: 54px; stroke-width: 1.5; }
.project-detail-head h3 { margin: 0; font-size: 30px; line-height: 1.15; letter-spacing: -.035em; }
.project-detail-tagline { margin: 8px 0 0; color: var(--muted); font-size: var(--fs-body); line-height: 1.6; }
.project-detail-meta { margin: 16px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.project-detail-meta > div { display: flex; flex-direction: column; gap: 2px; padding: 10px 14px; background: var(--panel); }
.project-detail-meta dt { font: 700 var(--fs-meta) var(--sans); color: var(--muted); letter-spacing: .06em; }
.project-detail-meta dd { margin: 0; font-size: var(--fs-text); font-weight: 600; }
.project-detail-block h4 { margin: 0 0 8px; font: 700 var(--fs-meta) var(--sans); letter-spacing: .08em; color: var(--tone); }
.project-detail-block p { margin: 0; font-size: var(--fs-body); line-height: 1.7; color: var(--ink-soft); }
.project-detail-list { margin: 0; padding-left: 18px; display: flex; flex-direction: column; gap: 6px; color: var(--ink-soft); font-size: var(--fs-body); line-height: 1.65; }
.project-detail-list li::marker { color: var(--tone); }
.project-detail-actions { display: flex; gap: 10px; padding-top: 4px; }

/* ---------- 對話框 ---------- */
.project-dialog { width: min(760px, calc(100% - 28px)); max-height: calc(100dvh - 48px); overflow: hidden; }
.project-dialog[open] { display: flex; flex-direction: column; }
.project-dialog-bar { flex: none; display: flex; justify-content: flex-end; padding: 12px 14px 0; margin: 0; }
.project-dialog-close { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 14px; border: 1px solid var(--line-strong); border-radius: var(--radius-pill); background: transparent; color: var(--ink); font: 700 var(--fs-small) var(--sans); cursor: pointer; }
.project-dialog-close:hover { border-color: var(--ink); }
.project-dialog-slot { overflow-y: auto; overscroll-behavior: contain; }
.project-dialog .project-detail { border: 0; background: transparent; padding: 8px 28px 28px; }
@media (prefers-reduced-motion: no-preference) {
  .project-dialog[open] { animation: project-dialog-in .22s ease-out; }
  @keyframes project-dialog-in { from { opacity: 0; transform: translateY(14px) scale(.98); } }
}
@media (prefers-reduced-motion: reduce) {
  .project-dialog[open] { animation: project-dialog-fade .16s linear; }
  @keyframes project-dialog-fade { from { opacity: 0; } }
}

@media (max-width: 960px) {
  .projects-head { grid-template-columns: 1fr; gap: 24px; padding: 36px 0 24px; }
  .projects-stats { align-self: start; width: max-content; max-width: 100%; }
}
@media (max-width: 640px) {
  .projects-lead { font-size: var(--fs-body); }
  .projects-stats { width: 100%; }
  .projects-stats > div { flex: 1; min-width: 0; padding: 12px 14px; }
  .projects-stats dd { font-size: 30px; }
  .projects-featured { padding-top: 32px; }
  .featured-art { height: 120px; }
  .tag-filter { flex-wrap: wrap; }
  .tag-filter-list { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; flex: 1 1 100%; order: 2; padding-bottom: 2px; }
  .tag-filter-list::-webkit-scrollbar { display: none; }
  .tag-filter-clear { margin-left: auto; min-height: 38px; }
  .project-group-head h2 { font-size: 22px; }
  .project-card { padding: 16px; gap: 14px; }
  .project-icon { width: 42px; height: 42px; }
  .project-detail { padding: 18px; }
  .project-detail-head h3 { font-size: 24px; }
  .project-dialog { width: 100vw; max-width: 100vw; height: 100dvh; max-height: 100dvh; margin: 0; border-radius: 0; border: 0; }
  .project-dialog .project-detail { padding: 4px 18px 28px; }
}