/* 作品集页（layout: portfolio），HTML 由 ~/.local/bin/project-pages 生成。色板、曲线沿用 blog.css */
.pf .kind { display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 600; letter-spacing: .06em; color: var(--blue); background: var(--blue-soft); border-radius: 5px; padding: 0 7px; }
.pf .sec-head { max-width: 820px; margin-bottom: 26px; }
.pf .sec-head h2 { font-size: clamp(24px, 3.2vw, 32px); line-height: 1.3; margin: 8px 0 8px; }
.pf-sec { margin-top: 104px; }
.pf-links { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 14px; margin: auto 0 0; }
.pf-links a { display: inline-flex; transition: color .2s, transform .25s var(--ease); }
.pf-links a:hover { transform: translateX(2px); }

/* ===== 首屏：左边大字，右边三张 Demo 截图叠成一摞 ===== */
.pf-hero { position: relative; isolation: isolate; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.pf-hero::before {
  content: ""; position: absolute; z-index: -1; inset: -48px -30vw -24px; pointer-events: none; color: rgba(31, 31, 29, .16);
  background: radial-gradient(38% 55% at 72% 46%, rgba(42, 120, 214, .16), transparent 70%), radial-gradient(currentColor 1px, transparent 1.3px) 0 0 / 22px 22px;
  -webkit-mask-image: radial-gradient(70% 90% at 62% 42%, #000 25%, transparent 78%); mask-image: radial-gradient(70% 90% at 62% 42%, #000 25%, transparent 78%);
}
.pf-hero .intro { max-width: none; }
.pf-hero h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.14; letter-spacing: -.01em; margin: 14px 0 22px; }
/* 主题的 .shine 扫完光停在左边缘，大字多行时每行开头发灰；这里换成三倍宽的底，光带从左扫到右，停下时整行都是墨色 */
.pf-hero .shine { background: linear-gradient(90deg, var(--ink) 44%, #c3c1ba 50%, var(--ink) 56%) 100% 0 / 300% 100%; -webkit-background-clip: text; background-clip: text; animation: rise .7s var(--ease) backwards, pf-shine 2.2s var(--ease) .9s both; }
@keyframes pf-shine { to { background-position: 0 0; } }
.pf-hero .lede { font-size: 17px; max-width: 500px; }
.pf-hero .cta-row { margin-top: 28px; }

.pf-stack { position: relative; aspect-ratio: 13 / 11; perspective: 1500px; }
/* 整摞一起倾斜，卡片之间按 DOM 顺序层叠（最后一张在最上面） */
.pf-pile { position: absolute; inset: 0; transform: rotateX(10deg) rotateY(-17deg) rotateZ(2deg); transition: transform 1s var(--ease); animation: pf-float 7s ease-in-out 1.4s infinite; }
.pf-stack:hover .pf-pile { transform: rotateX(4deg) rotateY(-8deg) rotateZ(1deg); }
.pf-card {
  position: absolute; display: block; overflow: hidden; border-radius: 12px; background: var(--surface);
  border: 1px solid rgba(255, 255, 255, .8); box-shadow: 0 1px 0 rgba(255, 255, 255, .6) inset, 0 30px 60px -24px rgba(31, 31, 29, .45), 0 0 0 1px rgba(31, 31, 29, .06);
  transition: transform .8s var(--ease), box-shadow .5s;
  animation: pf-in 1s var(--ease) backwards;
}
.pf-card img { display: block; width: 100%; height: auto; }
.pf-card span { position: absolute; left: 10px; bottom: 10px; font-size: 12px; font-weight: 600; letter-spacing: .04em; padding: 2px 10px; border-radius: 99px; color: #fff; background: rgba(31, 31, 29, .82); }
.pf-card.c3 { left: 32%; top: 0; width: 66%; animation-delay: .25s; }
.pf-card.c2 { left: 0; top: 9%; width: 37%; transform: rotate(-3deg); animation-delay: .4s; }
.pf-card.c1 { left: 13%; top: 40%; width: 76%; animation-delay: .55s; }
.pf-stack:hover .c3 { transform: translate(5%, -7%); }
.pf-stack:hover .c2 { transform: translate(-8%, 2%) rotate(-5deg); }
.pf-stack:hover .c1 { transform: translate(3%, 6%); }
.pf-stack .pf-card:hover { box-shadow: 0 1px 0 rgba(255, 255, 255, .6) inset, 0 40px 70px -24px rgba(42, 120, 214, .45), 0 0 0 1px rgba(42, 120, 214, .35); }
@keyframes pf-in { from { opacity: 0; translate: 0 60px; } }
@keyframes pf-float { 50% { translate: 0 -10px; } }

/* 数字条 */
.pf-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 56px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.pf-stats > div { display: flex; flex-direction: column; gap: 8px; padding: 24px 22px; }
.pf-stats > div + div { border-left: 1px solid var(--rule); }
.pf-stats b { font-size: clamp(38px, 4.6vw, 52px); line-height: 1; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.pf-stats span { font-size: 13px; line-height: 1.55; color: var(--ink-2); }

/* 关键词滚动带 */
.pf-marquee { margin-top: 22px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.pf-marquee > div { display: flex; width: max-content; animation: pf-marquee 46s linear infinite; }
.pf-marquee:hover > div { animation-play-state: paused; }
.pf-marquee span { margin-right: 10px; padding: 4px 13px; font-size: 13px; white-space: nowrap; color: var(--ink-2); background: var(--surface); border: 1px solid var(--rule); border-radius: 99px; }
@keyframes pf-marquee { to { transform: translateX(-50%); } }

/* ===== 01 理念：大字引语、三条原则，下面是落得最完整的 Outline Sidebar ===== */
.pf .pf-quote { max-width: 880px; }
.pf .pf-quote h2 { font-size: clamp(28px, 4.2vw, 46px); line-height: 1.3; letter-spacing: -.01em; margin: 12px 0 18px; }
.pf-quote p { font-size: 16px; line-height: 1.85; max-width: 760px; }
.pf-ideas { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.pf-idea { display: flex; flex-direction: column; gap: 10px; height: 100%; padding: 24px 22px 22px; }
.pf-idea .pf-no { color: var(--blue); font-size: 26px; }
.pf-idea h3 { font-size: 18px; line-height: 1.45; margin: 4px 0 0; }
.pf-idea p { flex: 1; margin: 0; font-size: 14px; line-height: 1.8; color: var(--ink-2); }
.pf-idea .chips { gap: 6px; font-size: 13px; }
.pf-core { margin-top: 20px; }
/* Outline Sidebar 的截图是 2:1 的宽图，放在上面整张露出来，文字在下面 */
.pf .pf-core .pf-feat { display: flex; }
.pf .pf-core .pf-shot { order: 0; aspect-ratio: 1400 / 677; min-height: 0; border-left: 0; border-bottom: 1px solid var(--rule); }
.pf .pf-core .pf-body { padding: 24px 32px 26px; }
.pf .pf-core .pf-body p:not(.pf-links) { max-width: 760px; }

/* ===== 02 Demo：第一张占整行，其余两两并排 ===== */
.pf-bento { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.pf-cell.wide { grid-column: 1 / -1; }
.pf-feat { display: flex; flex-direction: column; height: 100%; padding: 0; overflow: hidden; }
.pf-shot { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--neutral-soft); border-bottom: 1px solid var(--rule); }
.pf-shot img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .9s var(--ease); }
.pf-feat:hover .pf-shot img { transform: scale(1.035); }
.pf-body { display: flex; flex-direction: column; flex: 1; padding: 20px 24px 22px; }
.pf-feat h3 { font-size: 19px; line-height: 1.45; margin: 12px 0 8px; }
.pf-feat h3 a, .pf-index h3 a { color: var(--ink); transition: color .2s; }
.pf-feat h3 a:hover, .pf-index h3 a:hover { color: var(--blue); }
.pf-feat p { font-size: 14px; line-height: 1.8; color: var(--ink-2); margin-bottom: 16px; }
.wide .pf-feat { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.wide .pf-shot { order: 2; aspect-ratio: auto; min-height: 360px; border-bottom: 0; border-left: 1px solid var(--rule); }
.wide .pf-body { justify-content: center; padding: 36px 36px 34px; }
.wide .pf-feat h3 { font-size: 26px; line-height: 1.35; margin: 14px 0 12px; }
.wide .pf-feat p { font-size: 15px; }
.wide .pf-links { margin-top: 8px; }

/* ===== 03 两个玻璃文件夹 ===== */
/* 换行时下面那个文件夹打开会冒出约 130px，行距要让开上面的文字 */
.pf-desk { align-items: flex-start; gap: 140px 72px; padding: 72px 24px 40px; }
.pf-tool { display: flex; flex-direction: column; width: min(340px, 100%); }
.pf-tool > p { margin: 22px 0 0; font-size: 14px; line-height: 1.75; color: var(--ink-2); }
.pf-tool .gf-all { font-size: 13px; }

/* ===== 04 其他项目：带编号的清单 ===== */
.pf-index { gap: 0; list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.pf-index li { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 12px; padding: 26px 12px; border-bottom: 1px solid var(--rule); transition: background .25s; }
.pf-index li:hover { background: var(--surface); }
.pf-no { font: 600 30px/1.1 "SF Mono", Menlo, Consolas, monospace; color: #c9c7c0; transition: color .25s, transform .35s var(--ease); }
.pf-index li:hover .pf-no { color: var(--blue); transform: translateX(4px); }
.pf-index h3 { font-size: 18px; line-height: 1.45; margin: 8px 0 6px; }
.pf-index p { font-size: 14px; line-height: 1.8; color: var(--ink-2); max-width: 760px; margin-bottom: 10px; }

/* ===== 收尾：深色横幅 ===== */
.pf-end { position: relative; isolation: isolate; overflow: hidden; margin-top: 112px; padding: 72px 40px 64px; border-radius: 20px; text-align: center; color: #f6f5f1; background: #1b1b19; }
.pf-end::before {
  content: ""; position: absolute; z-index: -1; inset: 0; pointer-events: none; color: rgba(246, 245, 241, .12);
  background: radial-gradient(50% 80% at 50% 0%, rgba(42, 120, 214, .38), transparent 70%), radial-gradient(currentColor 1px, transparent 1.3px) 0 0 / 22px 22px;
}
.pf-end h2 { font-size: clamp(26px, 3.8vw, 40px); line-height: 1.3; margin: 0 0 14px; }
.pf-end p { color: rgba(246, 245, 241, .68); margin-bottom: 0; }
.pf-end .cta-row { justify-content: center; margin-top: 30px; }
.pf-end .cta { background: #f6f5f1; color: var(--ink); }
.pf-end .ghost { color: rgba(246, 245, 241, .72); }
.pf-end .ghost:hover { color: #fff; }

@media (max-width: 860px) {
  .pf-hero { grid-template-columns: 1fr; gap: 28px; min-height: 0; }
  .pf-hero .lede { max-width: 640px; }
  .pf-stack { max-width: 560px; width: 100%; margin: 0 auto; }
  .pf-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pf-stats > div:nth-child(3) { border-left: 0; }
  .pf-stats > div:nth-child(n + 3) { border-top: 1px solid var(--rule); }
  .pf-sec { margin-top: 80px; }
  .pf-ideas, .pf-bento { grid-template-columns: 1fr; }
  .wide .pf-feat { display: flex; }
  .wide .pf-shot { order: 0; aspect-ratio: 16 / 10; min-height: 0; border-left: 0; border-bottom: 1px solid var(--rule); }
  .wide .pf-body { padding: 20px 24px 22px; }
  .wide .pf-feat h3 { font-size: 21px; }
}
@media (max-width: 520px) {
  .pf-stats > div { padding: 18px 14px; }
  .pf-body, .wide .pf-body, .pf .pf-core .pf-body { padding: 16px 16px 18px; }
  .pf-desk { padding: 56px 12px 28px; }
  .pf-index li { grid-template-columns: 44px minmax(0, 1fr); padding: 22px 4px; }
  .pf-no { font-size: 22px; }
  .pf-end { padding: 52px 20px 44px; border-radius: 16px; }
}