/* 项目集 — 面试向作品集页（紧凑多列、无二次元装饰） */

#page:has(#portfolio.portfolio-page) {
  background: transparent !important;
  box-shadow: none !important;
  border: none !important;
  padding: 0 !important;
  width: 100% !important;
}

#page:has(#portfolio.portfolio-page) .page-title {
  display: none;
}

body:has(#portfolio.portfolio-page) #content-inner.layout {
  max-width: 1280px;
  padding-bottom: 2.5rem;
}

#portfolio.portfolio-page {
  --pf-text: #111827;
  --pf-muted: #4b5563;
  --pf-border: #e5e7eb;
  --pf-surface: #ffffff;
  --pf-accent: #2563eb;
  --pf-radius: 10px;
  color: var(--pf-text);
  animation: slide-in 0.45s ease backwards;
}

[data-theme='dark'] #portfolio.portfolio-page {
  --pf-text: #f3f4f6;
  --pf-muted: #9ca3af;
  --pf-border: rgba(255, 255, 255, 0.1);
  --pf-surface: rgba(30, 34, 45, 0.95);
  --pf-accent: #60a5fa;
}

/* ---- 页头 ---- */
.portfolio-header {
  margin-bottom: 1.75rem;
  padding: 1.35rem 1.5rem;
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  background: var(--pf-surface);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.portfolio-header__title {
  margin: 0 0 0.4rem;
  font-size: clamp(1.5rem, 2.8vw, 1.85rem);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--pf-text);
}

.portfolio-header__lead {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--pf-text);
  line-height: 1.55;
}

.portfolio-header__note {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--pf-muted);
  line-height: 1.7;
}

.portfolio-header__github {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.85rem;
  border-radius: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pf-accent) !important;
  border: 1px solid rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.06);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.portfolio-header__github:hover {
  background: rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.4);
}

/* ---- 分区 ---- */
.portfolio-block {
  margin-bottom: 1.5rem;
}

.portfolio-block[id] {
  scroll-margin-top: 5rem;
}

.portfolio-block__head {
  margin: 1.75rem 0 1rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--pf-border);
}

.portfolio-block__heading {
  margin: 0 0 0.3rem;
  font-size: 1.15rem;
  font-weight: 700;
  padding-left: 0.65rem;
  border-left: 3px solid var(--anzhiyu-main);
}

.portfolio-block__tip {
  margin: 0;
  padding-left: 0.65rem;
  font-size: 0.88rem;
  color: var(--pf-muted);
  line-height: 1.65;
}

.portfolio-block__subhead {
  margin-bottom: 0.65rem;
}

.portfolio-block__title {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--pf-text);
}

.portfolio-block__desc {
  margin: 0 0 0.5rem;
  font-size: 0.84rem;
  color: var(--pf-muted);
  line-height: 1.6;
}

/* ---- 卡片网格：宽屏一行 4 张 ---- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

#portfolio.portfolio-page .portfolio-item,
#portfolio.portfolio-page a.portfolio-item--link,
#portfolio.portfolio-page a.portfolio-item--link:hover,
#portfolio.portfolio-page a.portfolio-item--link:focus-visible {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 140px;
  padding: 1rem 1.05rem 0.85rem;
  border-radius: var(--pf-radius);
  border: 1px solid var(--pf-border);
  background: var(--pf-surface) !important;
  color: inherit !important;
  text-decoration: none !important;
  border-bottom: none !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  cursor: pointer;
}

#portfolio.portfolio-page a.portfolio-item--link:hover {
  border-color: rgba(37, 99, 235, 0.28);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
  transform: translateY(-2px);
}

.portfolio-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.4rem;
}

.portfolio-item__badge {
  display: inline-block;
  width: fit-content;
  padding: 0.12rem 0.55rem;
  border-radius: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.35;
}

.portfolio-item__badge.is-explore,
.portfolio-item__badge.is-original {
  color: #1e40af;
  background: rgba(37, 99, 235, 0.1);
}

.portfolio-item__badge.is-game {
  color: #6d28d9;
  background: rgba(139, 92, 246, 0.12);
}

.portfolio-item__badge.is-fork-course {
  color: #7c5e10;
  background: rgba(234, 179, 8, 0.14);
}

.portfolio-item__badge.is-fork,
.portfolio-item__badge.is-article {
  color: #475569;
  background: rgba(100, 116, 139, 0.1);
}

[data-theme='dark'] .portfolio-item__badge.is-explore,
[data-theme='dark'] .portfolio-item__badge.is-original {
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.14);
}

[data-theme='dark'] .portfolio-item__badge.is-game {
  color: #c4b5fd;
  background: rgba(139, 92, 246, 0.18);
}

[data-theme='dark'] .portfolio-item__badge.is-fork-course {
  color: #fde68a;
  background: rgba(234, 179, 8, 0.14);
}

[data-theme='dark'] .portfolio-item__badge.is-fork,
[data-theme='dark'] .portfolio-item__badge.is-article {
  color: #cbd5e1;
  background: rgba(148, 163, 184, 0.12);
}

.portfolio-item__status {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 5px;
  font-size: 0.68rem;
  font-weight: 600;
  line-height: 1.35;
  color: #6b7280;
  background: rgba(107, 114, 128, 0.1);
}

.portfolio-item__status.is-wip {
  color: #b45309;
  background: rgba(245, 158, 11, 0.12);
}

.portfolio-item__status.is-prototype {
  color: #7c3aed;
  background: rgba(139, 92, 246, 0.12);
}

.portfolio-item__status.is-demo,
.portfolio-item__status.is-done {
  color: #047857;
  background: rgba(16, 185, 129, 0.12);
}

[data-theme='dark'] .portfolio-item__status.is-wip {
  color: #fcd34d;
  background: rgba(245, 158, 11, 0.16);
}

[data-theme='dark'] .portfolio-item__status.is-prototype {
  color: #c4b5fd;
  background: rgba(139, 92, 246, 0.16);
}

[data-theme='dark'] .portfolio-item__status.is-demo,
[data-theme='dark'] .portfolio-item__status.is-done {
  color: #6ee7b7;
  background: rgba(16, 185, 129, 0.14);
}

.portfolio-item__name {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--pf-text);
}

#portfolio.portfolio-page .portfolio-item__name,
#portfolio.portfolio-page a.portfolio-item--link:hover .portfolio-item__name {
  color: var(--pf-accent);
}

.portfolio-item__stack {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  line-height: 1.5;
  font-family: consolas, Menlo, "PingFang SC", sans-serif;
  color: var(--pf-accent);
  font-weight: 600;
  word-break: break-word;
}

.portfolio-item__summary {
  margin: 0;
  flex: 1;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--pf-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.portfolio-item__cta {
  margin-top: auto;
  padding-top: 0.55rem;
  border-top: 1px solid var(--pf-border);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--pf-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.portfolio-item__cta i {
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

#portfolio.portfolio-page a.portfolio-item--link:hover .portfolio-item__cta i {
  transform: translateX(3px);
}

/* ---- 项目详情页 ---- */
body:has(#portfolio.portfolio-detail) #content-inner.layout {
  max-width: 820px;
}

#portfolio.portfolio-detail {
  color: var(--pf-text, #111827);
}

.portfolio-detail__nav {
  margin-bottom: 1rem;
}

.portfolio-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--pf-accent, #2563eb) !important;
}

.portfolio-detail__card {
  padding: 1.5rem 1.65rem;
  border: 1px solid var(--pf-border, #e5e7eb);
  border-radius: 12px;
  background: var(--pf-surface, #fff);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}

[data-theme='dark'] .portfolio-detail__card {
  background: rgba(30, 34, 45, 0.95);
  border-color: rgba(255, 255, 255, 0.1);
}

.portfolio-detail__eyebrow {
  margin: 0 0 0.65rem;
  font-size: 0.82rem;
  color: #6b7280;
}

.portfolio-detail__title {
  margin: 0.5rem 0 0.35rem;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 800;
  line-height: 1.35;
}

.portfolio-detail__stack {
  margin: 0;
  font-size: 0.88rem;
  font-family: consolas, Menlo, "PingFang SC", sans-serif;
  color: var(--pf-accent, #2563eb);
  font-weight: 600;
}

.portfolio-detail__section {
  margin-top: 1.35rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--pf-border, #e5e7eb);
}

.portfolio-detail__heading {
  margin: 0 0 0.55rem;
  font-size: 0.92rem;
  font-weight: 700;
}

.portfolio-detail__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: #374151;
}

[data-theme='dark'] .portfolio-detail__text {
  color: #c5cdd8;
}

.portfolio-detail__list {
  margin: 0;
  padding-left: 1.15rem;
  color: #374151;
  font-size: 0.9rem;
  line-height: 1.75;
}

[data-theme='dark'] .portfolio-detail__list {
  color: #c5cdd8;
}

.portfolio-detail__actions {
  margin-top: 1.5rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--pf-border, #e5e7eb);
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.portfolio-detail__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--pf-accent, #2563eb) !important;
  border: 1px solid rgba(37, 99, 235, 0.28);
  background: rgba(37, 99, 235, 0.06);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.portfolio-detail__btn:hover {
  background: rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.4);
}

@media (max-width: 1099px) and (min-width: 720px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 719px) and (min-width: 480px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #portfolio.portfolio-page a.portfolio-item--link {
    min-height: 150px;
  }
}

@media (max-width: 479px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}