/* =================================================================
   个人收入机会 · Personal Income Opportunities
   设计: 继承 trend_map.css 的「深夜蓝黑底 + 暖橙金渐变」主题,
        但分类色用 tone='cyan/purple/emerald/amber/rose' 5 色更鲜明,
        让 7 大类的卡片一眼能区分
   ================================================================= */

/* === Tone 变体 (按 category 切换主色) === */
.pio-body[data-tone="purple"]  { --pio-accent: #8b5cf6; --pio-accent-light: #c4b5fd; --pio-accent-glow: rgba(139,92,246,0.4); }
.pio-body[data-tone="emerald"] { --pio-accent: #10b981; --pio-accent-light: #6ee7b7; --pio-accent-glow: rgba(16,185,129,0.4); }
.pio-body[data-tone="cyan"]    { --pio-accent: #4ec9d4; --pio-accent-light: #a5e3eb; --pio-accent-glow: rgba(78,201,212,0.4); }
.pio-body[data-tone="amber"]   { --pio-accent: #e68a2e; --pio-accent-light: #f5b974; --pio-accent-glow: rgba(230,138,46,0.4); }
.pio-body[data-tone="rose"]    { --pio-accent: #e84a5f; --pio-accent-light: #f8a4ae; --pio-accent-glow: rgba(232,74,95,0.4); }

:root {
  --pio-bg-deep: #0a0e1a;
  --pio-bg-mid: #111827;
  --pio-bg-card: #1a2235;
  --pio-bg-elevated: #232b3e;
  --pio-border: rgba(245, 185, 116, 0.15);
  --pio-border-strong: rgba(245, 185, 116, 0.35);
  --pio-text-primary: #f5f5f7;
  --pio-text-secondary: #b4b8c5;
  --pio-text-muted: #6b7280;
  --pio-accent: #e68a2e;
  --pio-accent-light: #f5b974;
  --pio-accent-glow: rgba(230, 138, 46, 0.4);
  --pio-rose: #e84a5f;
  --pio-cyan: #4ec9d4;
  --pio-purple: #8b5cf6;
  --pio-emerald: #10b981;
  --pio-amber: #e68a2e;
  --pio-gradient: linear-gradient(135deg, #f5b974 0%, #e84a5f 50%, #c4b5fd 100%);
  --pio-gradient-soft: linear-gradient(135deg, rgba(245,185,116,0.12) 0%, rgba(232,74,95,0.12) 100%);
}

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

body.pio-body {
  background: var(--pio-bg-deep);
  color: var(--pio-text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.pio-starfield {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse at 15% 20%, rgba(139,92,246,0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 10%, rgba(232,74,95,0.16) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 90%, rgba(78,201,212,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 100% 100%, rgba(16,185,129,0.12) 0%, transparent 50%);
}

.pio-container {
  position: relative; z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

/* === Header === */
.pio-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 0; margin-bottom: 32px;
  border-bottom: 1px solid var(--pio-border);
}
.pio-header-brand {
  display: flex; align-items: center; gap: 12px;
  font-size: 18px; font-weight: 600; letter-spacing: 0.5px;
}
.pio-header-brand a {
  display: flex; align-items: center; gap: 10px;
  color: inherit; text-decoration: none;
}
.pio-logo {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--pio-gradient);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px; color: #fff;
  box-shadow: 0 0 24px var(--pio-accent-glow);
}
.pio-header-nav { display: flex; gap: 24px; font-size: 14px; }
.pio-header-nav a {
  color: var(--pio-text-secondary); text-decoration: none; transition: color 0.2s;
}
.pio-header-nav a:hover { color: var(--pio-accent-light); }

/* === Hero === */
.pio-hero {
  padding: 56px 0 40px; text-align: center;
}
.pio-hero-tag {
  display: inline-block; padding: 6px 16px; border-radius: 100px;
  background: var(--pio-gradient-soft);
  border: 1px solid var(--pio-border-strong);
  color: var(--pio-accent-light);
  font-size: 13px; letter-spacing: 1px; margin-bottom: 20px;
}
.pio-hero-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800; line-height: 1.15;
  margin-bottom: 20px; letter-spacing: -1px;
}
.pio-hero-title .pio-highlight {
  background: var(--pio-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.pio-hero-subtitle {
  font-size: 17px; color: var(--pio-text-secondary);
  max-width: 720px; margin: 0 auto 28px; line-height: 1.7;
}

.pio-hero-stats {
  display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
  margin-top: 40px;
}
.pio-hero-stat {
  text-align: center; min-width: 110px; padding: 0 8px; position: relative;
}
.pio-hero-stat:not(:last-child)::after {
  content: ""; position: absolute; right: -1px; top: 18%; height: 64%; width: 1px;
  background: var(--pio-border);
}
.pio-hero-stat-num {
  font-size: 42px; font-weight: 800;
  background: var(--pio-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; line-height: 1;
}
.pio-hero-stat-label {
  font-size: 11px; color: var(--pio-text-muted);
  margin-top: 8px; letter-spacing: 1.5px;
}
.pio-hero-stat-sub {
  font-size: 13px; color: var(--pio-accent-light);
  margin-top: 2px;
}

/* === Section === */
.pio-section { margin-top: 56px; }
.pio-section-header {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 1px solid var(--pio-border);
}
.pio-section-title { font-size: 22px; font-weight: 700; }
.pio-section-sub { font-size: 13px; color: var(--pio-text-muted); letter-spacing: 0.5px; }

/* === Pill tabs (分类) === */
.pio-pills {
  display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px;
}
.pio-pill {
  display: inline-block; padding: 8px 16px; border-radius: 100px;
  background: var(--pio-bg-card);
  border: 1px solid var(--pio-border);
  color: var(--pio-text-secondary);
  font-size: 13px; text-decoration: none;
  transition: all 0.2s;
}
.pio-pill:hover {
  background: var(--pio-bg-elevated);
  color: var(--pio-accent-light);
  border-color: var(--pio-border-strong);
}
.pio-pill.is-active {
  background: var(--pio-gradient);
  color: #fff; border-color: transparent;
  box-shadow: 0 4px 16px var(--pio-accent-glow);
}

/* === Filter bar (二级筛选) === */
.pio-filter-bar {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--pio-bg-card);
  border-radius: 12px;
  border: 1px solid var(--pio-border);
}
.pio-filter-group {
  display: flex; align-items: center; gap: 8px; font-size: 13px;
}
.pio-filter-label {
  color: var(--pio-text-muted);
  font-size: 12px; letter-spacing: 1px;
}
.pio-filter-options { display: flex; gap: 6px; }
.pio-filter-chip {
  padding: 5px 12px; border-radius: 100px;
  background: var(--pio-bg-elevated);
  border: 1px solid transparent;
  font-size: 12px;
  color: var(--pio-text-secondary);
  text-decoration: none;
  transition: all 0.2s;
}
.pio-filter-chip:hover {
  color: var(--pio-accent-light);
  border-color: var(--pio-border-strong);
}
.pio-filter-chip.is-active {
  background: var(--pio-accent);
  color: #fff;
  border-color: transparent;
}

/* === Grid (卡片网格) === */
.pio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.pio-card {
  display: flex; flex-direction: column;
  position: relative; padding: 22px;
  border-radius: 16px;
  background: var(--pio-bg-card);
  border: 1px solid var(--pio-border);
  text-decoration: none; color: inherit;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.pio-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--pio-gradient-soft);
  opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.pio-card:hover {
  transform: translateY(-4px);
  border-color: var(--pio-accent);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 32px var(--pio-accent-glow);
}
.pio-card:hover::before { opacity: 1; }

.pio-card-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px; position: relative; z-index: 1;
}
.pio-card-id {
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 11px; letter-spacing: 1px;
  color: var(--pio-accent-light);
  padding: 3px 8px; border-radius: 4px;
  background: rgba(230,138,46,0.12);
}
.pio-card-score {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px;
  color: var(--pio-text-secondary);
}
.pio-card-score strong {
  color: var(--pio-accent-light); font-weight: 800;
}

.pio-card-category {
  display: inline-block; font-size: 12px;
  color: var(--pio-text-muted);
  padding: 3px 10px; border-radius: 100px;
  background: var(--pio-bg-elevated);
  margin-bottom: 10px;
  position: relative; z-index: 1;
}

.pio-card-title {
  font-size: 17px; font-weight: 700; line-height: 1.4;
  margin-bottom: 8px;
  position: relative; z-index: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.pio-card-summary {
  font-size: 13px; color: var(--pio-text-secondary); line-height: 1.6;
  margin-bottom: 12px;
  position: relative; z-index: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.pio-card-meta {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: auto; padding-top: 12px;
  border-top: 1px dashed var(--pio-border);
  position: relative; z-index: 1;
}
.pio-card-meta-item {
  font-size: 11px; color: var(--pio-text-muted);
  padding: 3px 8px; border-radius: 4px;
  background: var(--pio-bg-elevated);
}
.pio-card-meta-item strong { color: var(--pio-accent-light); font-weight: 600; }

.pio-card-arrow {
  position: absolute; right: 18px; top: 18px;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--pio-bg-elevated);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--pio-accent-light);
  transition: all 0.2s;
}
.pio-card:hover .pio-card-arrow {
  background: var(--pio-accent); color: #fff;
  transform: translateX(2px);
}

/* === Pagination === */
.pio-pagination {
  display: flex; justify-content: center; gap: 8px; margin-top: 32px;
}

/* === Detail page === */
.pio-breadcrumb {
  font-size: 13px; color: var(--pio-text-muted);
  margin-bottom: 24px;
}
.pio-breadcrumb a {
  color: var(--pio-text-secondary); text-decoration: none;
}
.pio-breadcrumb a:hover { color: var(--pio-accent-light); }
.pio-breadcrumb span + a, .pio-breadcrumb a + span { margin-left: 4px; }
.pio-breadcrumb > * + * { margin-left: 4px; }
.pio-breadcrumb > * + *:before { content: " / "; color: var(--pio-text-muted); margin-right: 4px; }

.pio-detail-hero {
  padding: 28px 0 36px;
  border-bottom: 1px solid var(--pio-border);
}
.pio-detail-id {
  display: inline-block;
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 13px; letter-spacing: 2px;
  color: var(--pio-accent-light);
  padding: 4px 10px; border-radius: 4px;
  background: rgba(230,138,46,0.12);
  margin-bottom: 14px;
}
.pio-detail-category {
  display: inline-block;
  font-size: 12px;
  color: var(--pio-text-muted);
  padding: 3px 10px; border-radius: 100px;
  background: var(--pio-bg-elevated);
  margin-left: 8px;
}
.pio-detail-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800; line-height: 1.2;
  margin-bottom: 14px; letter-spacing: -0.5px;
}
.pio-detail-summary {
  font-size: 16px; color: var(--pio-text-secondary);
  max-width: 720px; margin-bottom: 20px; line-height: 1.7;
}
.pio-detail-meta-row {
  display: flex; gap: 18px; flex-wrap: wrap;
  color: var(--pio-text-muted); font-size: 13px;
}
.pio-detail-meta-row span strong {
  color: var(--pio-accent-light); font-weight: 700;
}
.pio-detail-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 14px;
}

.pio-detail-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px; margin-top: 40px;
}
@media (max-width: 900px) {
  .pio-detail-body { grid-template-columns: 1fr; gap: 32px; }
}

.pio-detail-main {
  font-size: 16px; line-height: 1.85;
  color: var(--pio-text-secondary);
}
.pio-detail-main h2 {
  color: var(--pio-text-primary);
  font-size: 20px; font-weight: 700;
  margin: 32px 0 16px; padding-left: 12px;
  border-left: 3px solid var(--pio-accent);
}
.pio-detail-main h2:first-child { margin-top: 0; }
.pio-detail-main p { margin-bottom: 14px; }
.pio-detail-main ul {
  list-style: none; padding: 0; margin: 14px 0;
}
.pio-detail-main ul li {
  position: relative; padding: 8px 12px 8px 28px;
  border-bottom: 1px solid var(--pio-border);
}
.pio-detail-main ul li:before {
  content: '▸'; position: absolute; left: 8px; top: 8px;
  color: var(--pio-accent); font-weight: 700;
}
.pio-detail-main blockquote {
  margin: 24px 0; padding: 16px 20px;
  background: var(--pio-gradient-soft);
  border-left: 3px solid var(--pio-accent);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--pio-text-primary);
}

.pio-pros-cons {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin: 16px 0;
}
@media (max-width: 600px) { .pio-pros-cons { grid-template-columns: 1fr; } }
.pio-pros-cons-card {
  padding: 16px 18px; border-radius: 12px;
  border: 1px solid var(--pio-border);
  background: var(--pio-bg-card);
}
.pio-pros-cons-card.is-pros {
  border-left: 3px solid var(--pio-emerald);
}
.pio-pros-cons-card.is-cons {
  border-left: 3px solid var(--pio-rose);
}
.pio-pros-cons-card h4 {
  font-size: 13px; margin-bottom: 8px;
  color: var(--pio-text-primary);
}
.pio-pros-cons-card.is-pros h4 { color: var(--pio-emerald); }
.pio-pros-cons-card.is-cons h4 { color: var(--pio-rose); }
.pio-pros-cons-card p {
  font-size: 14px; color: var(--pio-text-secondary);
  margin-bottom: 0; line-height: 1.65;
}

.pio-step-list {
  counter-reset: pio-step;
  list-style: none; padding: 0; margin: 16px 0;
}
.pio-step-list li {
  position: relative;
  counter-increment: pio-step;
  padding: 12px 16px 12px 52px;
  margin-bottom: 10px;
  background: var(--pio-bg-card);
  border-radius: 10px;
  border-left: 3px solid var(--pio-accent);
}
.pio-step-list li:before {
  content: counter(pio-step);
  position: absolute; left: 14px; top: 12px;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--pio-accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 800;
}

.pio-tag-list {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.pio-tag-list .pio-tag {
  padding: 4px 12px; border-radius: 100px;
  background: var(--pio-bg-elevated);
  font-size: 12px; color: var(--pio-text-secondary);
}

.pio-platform-list {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin: 12px 0;
}
.pio-platform-chip {
  padding: 5px 14px; border-radius: 100px;
  background: rgba(139,92,246,0.10);
  border: 1px solid rgba(139,92,246,0.30);
  color: var(--pio-purple);
  font-size: 13px;
}

/* === Sidebar === */
.pio-detail-aside {
  position: sticky; top: 24px; align-self: start;
}
.pio-aside-card {
  padding: 22px;
  border-radius: 14px;
  background: var(--pio-bg-card);
  border: 1px solid var(--pio-border);
  margin-bottom: 14px;
}
.pio-aside-title {
  font-size: 13px; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--pio-text-muted);
  margin-bottom: 12px;
}
.pio-aside-list { list-style: none; }
.pio-aside-list li {
  padding: 8px 0; border-bottom: 1px solid var(--pio-border);
  font-size: 14px;
}
.pio-aside-list li:last-child { border-bottom: none; }
.pio-aside-list a {
  color: var(--pio-text-secondary); text-decoration: none;
  display: block; transition: color 0.2s;
}
.pio-aside-list a:hover { color: var(--pio-accent-light); }

.pio-cta {
  display: block; padding: 13px 22px;
  border-radius: 100px;
  background: var(--pio-gradient);
  color: #fff; text-decoration: none; text-align: center;
  font-weight: 600; font-size: 15px; letter-spacing: 0.5px;
  box-shadow: 0 8px 24px var(--pio-accent-glow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.pio-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px var(--pio-accent-glow);
  color: #fff;
}
.pio-cta-secondary {
  background: var(--pio-bg-elevated);
  box-shadow: none;
  border: 1px solid var(--pio-border-strong);
  margin-top: 8px;
}
.pio-cta-secondary:hover {
  background: var(--pio-bg-card);
  box-shadow: 0 0 24px rgba(245,185,116,0.2);
}

/* === Category hero (分类页) === */
.pio-cat-hero {
  padding: 40px 0; text-align: center;
  border-bottom: 1px solid var(--pio-border);
  margin-bottom: 32px;
}
.pio-cat-hero h1 { font-size: 36px; font-weight: 800; margin-bottom: 8px; }
.pio-cat-hero p { color: var(--pio-text-secondary); max-width: 600px; margin: 0 auto; font-size: 15px; }

/* === Footer === */
.pio-footer {
  margin-top: 80px; padding: 32px 0;
  border-top: 1px solid var(--pio-border);
  text-align: center; color: var(--pio-text-muted); font-size: 13px;
}
.pio-footer a { color: var(--pio-text-secondary); text-decoration: none; }
.pio-footer a:hover { color: var(--pio-accent-light); }

/* === Not found === */
.pio-not-found {
  padding: 80px 32px; text-align: center;
}
.pio-not-found h1 { font-size: 28px; margin-bottom: 12px; }
.pio-not-found p { color: var(--pio-text-secondary); margin-bottom: 24px; }

/* === Responsive === */
@media (max-width: 640px) {
  .pio-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .pio-hero-stats { gap: 24px; }
  .pio-hero-stat-num { font-size: 32px; }
  .pio-grid { grid-template-columns: 1fr; }
}