:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-soft: #eff6ff;
  --color-cyan: #06b6d4;
  --color-ink: #14213d;
  --color-text: #334155;
  --color-muted: #64748b;
  --color-border: #e2e8f0;
  --color-surface: #f5f7fb;
  --color-white: #fff;
  --color-success: #16a34a;
  --color-success-soft: #ecfdf3;
  --color-danger: #dc2626;
  --color-danger-soft: #fff1f2;
  --shadow-sm: 0 2px 12px rgba(15, 23, 42, .06);
  --shadow-md: 0 18px 50px rgba(37, 99, 235, .12);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.menu-is-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
a:hover { color: var(--color-primary-dark); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid rgba(37, 99, 235, .35); outline-offset: 3px; }
h1, h2, h3, h4, h5, h6 { margin: 0 0 .75rem; color: var(--color-ink); font-weight: 730; line-height: 1.28; letter-spacing: -.02em; }
p { margin: 0 0 1rem; }
.wrap { width: min(1200px, calc(100% - 40px)); margin-inline: auto; }
.wrap--content { width: min(780px, calc(100% - 40px)); }
.section { padding-block: 68px; }
.section--compact { padding-block: 48px; }
.section--tint { background: #eef4ff; border-block: 1px solid #e0eaff; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.screen-reader-text:focus { z-index: 100000; top: 8px; left: 8px; width: auto; height: auto; padding: 12px 16px; clip: auto; background: #fff; color: var(--color-ink); box-shadow: var(--shadow-md); }
.skip-link { position: fixed; }

.reading-progress { position: fixed; z-index: 120; top: 0; left: 0; width: 100%; height: 3px; pointer-events: none; }
.reading-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--color-primary), var(--color-cyan)); }

.site-header { position: sticky; z-index: 100; top: 0; height: 76px; border-bottom: 1px solid rgba(226, 232, 240, .9); background: rgba(255, 255, 255, .94); backdrop-filter: blur(16px); }
.admin-bar .site-header { top: 32px; }
.site-header__inner { display: flex; align-items: center; height: 100%; gap: 28px; }
.site-brand { margin-right: auto; min-width: 210px; }
.site-brand__fallback { display: inline-flex; align-items: center; gap: 11px; color: var(--color-ink); }
.site-brand__fallback:hover { color: var(--color-primary); }
.site-brand__mark { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(145deg, var(--color-primary), var(--color-cyan)); color: #fff; box-shadow: 0 8px 22px rgba(37, 99, 235, .24); }
.site-brand__mark svg { width: 31px; height: 31px; }
.site-brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.site-brand__text strong { font-size: 1.18rem; letter-spacing: .02em; }
.site-brand__text small { margin-top: 5px; color: var(--color-muted); font-size: .68rem; font-weight: 550; letter-spacing: .05em; }
.custom-logo-link { display: block; }
.custom-logo { max-height: 48px; width: auto; }
.primary-navigation .menu { display: flex; align-items: center; gap: 6px; margin: 0; padding: 0; list-style: none; }
.primary-navigation a { display: block; padding: 10px 12px; border-radius: 9px; color: var(--color-text); font-size: .94rem; font-weight: 600; white-space: nowrap; }
.primary-navigation a:hover, .primary-navigation .current-menu-item > a, .primary-navigation .current_page_item > a { background: var(--color-primary-soft); color: var(--color-primary); }
.header-search { display: grid; flex: 0 0 auto; place-items: center; width: 40px; height: 40px; border: 1px solid var(--color-border); border-radius: 10px; color: var(--color-text); }
.header-search:hover { border-color: #bfdbfe; background: var(--color-primary-soft); }
.header-search svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid var(--color-border); border-radius: 10px; background: #fff; }
.menu-toggle__bars { display: grid; gap: 4px; width: 19px; margin: auto; }
.menu-toggle__bars i { display: block; height: 2px; border-radius: 2px; background: var(--color-ink); }

.breadcrumbs { display: flex; gap: 8px; align-items: center; padding-block: 16px; color: var(--color-muted); font-size: .82rem; }
.breadcrumbs a { color: var(--color-muted); }
.breadcrumbs a:hover { color: var(--color-primary); }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 20px; border: 1px solid transparent; border-radius: 11px; font-weight: 680; line-height: 1.2; text-align: center; }
.button:hover { transform: translateY(-1px); }
.button--primary { background: var(--color-primary); color: #fff; box-shadow: 0 8px 22px rgba(37, 99, 235, .2); }
.button--primary:hover { background: var(--color-primary-dark); color: #fff; }
.button--secondary { border-color: #cbd5e1; background: #fff; color: var(--color-ink); }
.button--secondary:hover { border-color: #93c5fd; background: var(--color-primary-soft); color: var(--color-primary); }
.button--light { background: #fff; color: var(--color-primary); }
.button--light:hover { background: #eff6ff; color: var(--color-primary-dark); }
.button--small { min-height: 36px; padding: 8px 13px; border-color: #bfdbfe; background: #eff6ff; color: var(--color-primary-dark); font-size: .82rem; white-space: nowrap; }
.button--small:hover { background: var(--color-primary); color: #fff; }
.button--wide { width: 100%; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--color-primary); font-size: .78rem; font-weight: 760; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--color-cyan); box-shadow: 0 0 0 5px rgba(6, 182, 212, .12); }

.hero { position: relative; overflow: hidden; padding-block: 82px 78px; border-bottom: 1px solid #e7eefb; background: linear-gradient(135deg, #fff 0%, #f8fbff 52%, #eef7ff 100%); }
.hero::before { position: absolute; top: -180px; right: -120px; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(37, 99, 235, .12), transparent 67%); content: ""; }
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .72fr); align-items: center; gap: 76px; }
.hero__content h1 { max-width: 720px; margin-bottom: 18px; font-size: clamp(2.1rem, 3.8vw, 3.25rem); line-height: 1.12; letter-spacing: -.04em; text-wrap: balance; }
.hero__content > p { max-width: 660px; color: var(--color-muted); font-size: clamp(1rem, 1.35vw, 1.1rem); line-height: 1.75; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 20px; margin: 26px 0 0; padding: 0; color: var(--color-muted); font-size: .84rem; list-style: none; }
.hero__trust li::before { margin-right: 7px; color: var(--color-success); content: "✓"; font-weight: 800; }
.hero__panel { padding: 26px; border: 1px solid rgba(191, 219, 254, .8); border-radius: var(--radius-lg); background: rgba(255, 255, 255, .92); box-shadow: var(--shadow-md); }
.hero__panel-head { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 20px; color: var(--color-ink); font-weight: 720; }
.live-indicator { display: flex; align-items: center; gap: 7px; color: var(--color-success); font-size: .76rem; font-weight: 650; }
.live-indicator i { width: 8px; height: 8px; border-radius: 50%; background: var(--color-success); box-shadow: 0 0 0 5px rgba(22, 163, 74, .1); }
.stock-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stock-stats > div { padding: 18px 10px; border: 1px solid var(--color-border); border-radius: 13px; background: #fbfdff; text-align: center; }
.stock-stats strong { display: block; color: var(--color-ink); font-size: 1.65rem; line-height: 1; }
.stock-stats span { display: block; margin-top: 8px; color: var(--color-muted); font-size: .74rem; }
.stock-stats .is-success strong { color: var(--color-success); }
.stock-stats .is-danger strong { color: var(--color-danger); }
.coupon-card { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 14px; padding: 14px 15px; border: 1px dashed #93c5fd; border-radius: 12px; background: var(--color-primary-soft); }
.coupon-card small, .coupon-card strong { display: block; }
.coupon-card small { color: var(--color-muted); font-size: .68rem; }
.coupon-card strong { color: var(--color-primary-dark); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .05em; }
.coupon-card button { padding: 7px 12px; border: 0; border-radius: 8px; background: var(--color-primary); color: #fff; font-size: .76rem; }
.hero__panel-link { display: flex; justify-content: space-between; margin-top: 18px; color: var(--color-primary); font-size: .86rem; font-weight: 650; }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 30px; }
.section-heading h2 { margin-bottom: 8px; font-size: clamp(1.5rem, 2.4vw, 1.9rem); text-wrap: balance; }
.section-heading p { margin: 0; color: var(--color-muted); }
.section-heading > a { flex: 0 0 auto; font-weight: 650; }
.section-heading--center { justify-content: center; text-align: center; }

.plan-table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; box-shadow: var(--shadow-sm); }
.plan-table { width: 100%; border-collapse: collapse; font-size: .84rem; }
.plan-table th { padding: 15px 14px; border-bottom: 1px solid #334155; background: #1e293b; color: #fff; font-size: .75rem; font-weight: 650; text-align: left; white-space: nowrap; }
.plan-table th:first-child { border-radius: 15px 0 0 0; }
.plan-table th:last-child { border-radius: 0 15px 0 0; }
.plan-table td { padding: 15px 14px; border-bottom: 1px solid #eef2f7; vertical-align: middle; }
.plan-table tbody tr:last-child td { border-bottom: 0; }
.plan-table tbody tr:hover { background: #f8fbff; }
.plan-name { color: var(--color-ink); font-weight: 700; white-space: nowrap; }
.recommended-badge { display: inline-flex; margin-left: 6px; padding: 2px 6px; border-radius: 20px; background: #fff7ed; color: #c2410c; font-size: .65rem; font-weight: 700; vertical-align: 2px; }
.plan-location { max-width: 260px; color: var(--color-muted); line-height: 1.5; }
.plan-price { display: block; color: var(--color-ink); font-size: .92rem; white-space: nowrap; }
.plan-price + small { color: var(--color-muted); font-size: .68rem; }
.plan-action { text-align: right; }
.stock-badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px; border-radius: 30px; color: var(--color-muted); background: #f1f5f9; font-size: .72rem; font-weight: 680; white-space: nowrap; }
.stock-badge i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.stock-badge--in_stock { color: var(--color-success); background: var(--color-success-soft); }
.stock-badge--out_stock { color: var(--color-danger); background: var(--color-danger-soft); }
.stock-badge--checking { color: #d97706; background: #fffbeb; }
.stock-badge--not_monitored { color: #64748b; background: #f1f5f9; }
.affiliate-note { margin: 14px 4px 0; color: var(--color-muted); font-size: .75rem; }
.featured-plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; gap: 20px; }
.featured-plan-card { position: relative; display: flex; flex-direction: column; overflow: hidden; padding: 26px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; box-shadow: var(--shadow-sm); }
.featured-plan-card:hover { transform: translateY(-3px); border-color: #bfdbfe; box-shadow: 0 16px 38px rgba(15, 23, 42, .09); }
.featured-plan-card.is-recommended { border: 2px solid var(--color-primary); box-shadow: 0 18px 44px rgba(37, 99, 235, .15); }
.featured-plan-card__ribbon { position: absolute; top: 0; right: 0; padding: 6px 13px; border-radius: 0 14px 0 12px; background: var(--color-primary); color: #fff; font-size: .68rem; font-weight: 720; }
.featured-plan-card__tier { display: inline-flex; margin-bottom: 10px; padding: 4px 9px; border-radius: 20px; background: var(--color-primary-soft); color: var(--color-primary-dark); font-size: .68rem; font-weight: 720; }
.featured-plan-card header h3 { margin-bottom: 7px; font-size: 1.22rem; }
.featured-plan-card header p { min-height: 3em; margin: 0; color: var(--color-muted); font-size: .78rem; line-height: 1.5; }
.featured-plan-card__price { display: flex; align-items: baseline; gap: 6px; margin: 22px 0 18px; }
.featured-plan-card__price strong { color: var(--color-ink); font-size: 1.75rem; line-height: 1; letter-spacing: -.035em; }
.featured-plan-card.is-recommended .featured-plan-card__price strong { color: var(--color-primary-dark); }
.featured-plan-card__price span { color: var(--color-muted); font-size: .72rem; }
.featured-plan-card__specs { display: grid; gap: 0; margin: 0; padding: 0; border-top: 1px solid #eef2f7; list-style: none; }
.featured-plan-card__specs li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid #eef2f7; font-size: .78rem; }
.featured-plan-card__specs span { color: var(--color-muted); }
.featured-plan-card__specs strong { color: var(--color-text); font-weight: 680; }
.featured-plan-card__location { margin: 16px 0 20px; }
.featured-plan-card__location small, .featured-plan-card__location span { display: block; }
.featured-plan-card__location small { margin-bottom: 3px; color: var(--color-muted); font-size: .64rem; }
.featured-plan-card__location span { color: var(--color-text); font-size: .75rem; line-height: 1.5; }
.featured-plan-card footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 18px; border-top: 1px solid #eef2f7; }
.featured-plan-card footer .button { min-height: 40px; padding: 8px 15px; font-size: .78rem; }
.inline-plan-card { overflow: hidden; margin: 1.8em 0; border: 1px solid #bfdbfe; border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }
.inline-plan-card__head, .inline-plan-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 18px; }
.inline-plan-card__head { background: #f8fbff; }
.inline-plan-card__head small, .inline-plan-card__head strong { display: block; }
.inline-plan-card__head small { color: var(--color-muted); font-size: .66rem; }
.inline-plan-card__head strong { color: var(--color-ink); font-size: .98rem; }
.inline-plan-card__specs { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid #eef2f7; }
.inline-plan-card__specs span { padding: 13px 16px; border-right: 1px solid #eef2f7; color: var(--color-text); font-size: .8rem; }
.inline-plan-card__specs span:last-child { border-right: 0; }
.inline-plan-card__specs small { display: block; margin-bottom: 2px; color: var(--color-muted); font-size: .62rem; }
.inline-plan-card__specs b { color: var(--color-primary-dark); }
.inline-plan-card__foot > span { color: var(--color-muted); font-size: .72rem; }
.empty-state, .filter-empty { padding: 42px 24px; color: var(--color-muted); text-align: center; }
.empty-state strong { display: block; margin-bottom: 8px; color: var(--color-ink); font-size: 1.1rem; }
.filter-empty { border-top: 1px solid var(--color-border); }

.use-case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.use-case-grid article { padding: 26px; border: 1px solid #dbe7fb; border-radius: var(--radius-md); background: rgba(255, 255, 255, .78); }
.use-case-grid article:hover { transform: translateY(-3px); border-color: #bfdbfe; box-shadow: var(--shadow-sm); }
.use-case-grid h3 { margin-top: 18px; font-size: 1.05rem; }
.use-case-grid p { margin: 0; color: var(--color-muted); font-size: .84rem; }
.icon-box { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(145deg, var(--color-primary-soft), #ecfeff); color: var(--color-primary); font-size: .9rem; font-weight: 800; }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.post-card { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fff; box-shadow: var(--shadow-sm); }
.post-card:hover { transform: translateY(-3px); border-color: #cbdcf8; box-shadow: 0 15px 36px rgba(15, 23, 42, .09); }
.post-card__media { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(135deg, #dbeafe, #ecfeff); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.post-card:hover .post-card__media img { transform: scale(1.035); }
.post-card__placeholder { display: grid; place-items: center; height: 100%; }
.post-card__placeholder svg { width: 64px; fill: none; stroke: rgba(37, 99, 235, .5); stroke-width: 2; }
.post-card__body { padding: 22px; }
.post-card__category { margin-bottom: 10px; color: var(--color-primary); font-size: .72rem; font-weight: 700; }
.post-card__title { display: -webkit-box; overflow: hidden; min-height: 4.65em; margin-bottom: 10px; font-size: 1.05rem; line-height: 1.55; overflow-wrap: anywhere; text-wrap: pretty; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.post-card__title a { color: var(--color-ink); }
.post-card__title a:hover { color: var(--color-primary); }
.post-card__body > p { display: -webkit-box; overflow: hidden; min-height: 4.6em; margin-bottom: 18px; color: var(--color-muted); font-size: .82rem; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.post-card__meta { display: flex; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid #eef2f7; color: var(--color-muted); font-size: .75rem; }
.newsletter-card { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 38px 42px; border-radius: var(--radius-lg); background: linear-gradient(135deg, #1d4ed8, #2563eb 55%, #0891b2); color: #dbeafe; box-shadow: var(--shadow-md); }
.newsletter-card h2 { color: #fff; }
.newsletter-card p { margin: 0; }
.newsletter-card .eyebrow { color: #bae6fd; }

.faq-section { border-block: 1px solid #dbeafe; }
.faq-list { display: grid; grid-template-columns: 1fr; gap: 12px; max-width: 900px; margin-inline: auto; }
.faq-item { overflow: hidden; border: 1px solid #dbe7fb; border-radius: 15px; background: #fff; box-shadow: var(--shadow-sm); }
.faq-item[open] { border-color: #bfdbfe; box-shadow: 0 14px 34px rgba(37, 99, 235, .09); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 22px; color: var(--color-ink); cursor: pointer; font-size: .96rem; font-weight: 720; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { position: relative; flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%; background: var(--color-primary-soft); }
.faq-item summary i::before, .faq-item summary i::after { position: absolute; top: 50%; left: 50%; width: 11px; height: 2px; border-radius: 2px; background: var(--color-primary); content: ""; transform: translate(-50%, -50%); transition: transform .2s ease; }
.faq-item summary i::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.faq-item__answer { padding: 0 22px 21px; color: var(--color-muted); font-size: .86rem; line-height: 1.8; }
.faq-item__answer p { margin: 0; }
.faq-item__answer a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }

.archive-hero { padding-block: 58px; border-bottom: 1px solid #dbe7fb; background: linear-gradient(135deg, #fff, #eef6ff); text-align: center; }
.archive-hero h1 { font-size: clamp(1.75rem, 3vw, 2.35rem); text-wrap: balance; }
.archive-hero p, .archive-description { color: var(--color-muted); }
.post-grid--archive { grid-template-columns: repeat(2, 1fr); max-width: 960px; margin-inline: auto; }
.pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 42px; }
.pagination .page-numbers { display: grid; place-items: center; min-width: 40px; height: 40px; padding-inline: 12px; border: 1px solid var(--color-border); border-radius: 9px; background: #fff; color: var(--color-text); font-size: .82rem; }
.pagination .current, .pagination a:hover { border-color: var(--color-primary); background: var(--color-primary); color: #fff; }

.single-main, .page-main, .single-plan-main { padding-block: 42px 80px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 820px) 260px; align-items: start; gap: 38px; }
.article-layout > * { min-width: 0; }
.article-card, .page-card, .plan-detail-card, .comments-wrap { padding: clamp(28px, 5vw, 56px); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow-sm); }
.article-kicker, .article-kicker a { margin-bottom: 14px; color: var(--color-primary); font-size: .8rem; font-weight: 700; }
.article-header h1 { margin-bottom: 18px; font-size: clamp(1.75rem, 2.8vw, 2.25rem); overflow-wrap: anywhere; text-wrap: balance; }
.entry-meta { display: flex; flex-wrap: wrap; gap: 18px; color: var(--color-muted); font-size: .76rem; }
.entry-meta span + span::before { margin-right: 18px; color: #cbd5e1; content: "•"; }
.article-lead { margin: 26px 0 0; padding: 18px 20px; border-left: 3px solid var(--color-cyan); background: #f8fafc; color: #475569; font-size: 1.03rem; overflow-wrap: anywhere; }
.article-cover { overflow: hidden; margin: 34px 0; border-radius: var(--radius-md); }
.article-cover img { width: 100%; }
.prose { min-width: 0; color: #334155; font-size: 1.01rem; line-height: 1.9; overflow-wrap: anywhere; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { scroll-margin-top: 105px; margin: 2.3em 0 .8em; padding-bottom: .45em; border-bottom: 1px solid var(--color-border); font-size: 1.4rem; }
.prose h3 { scroll-margin-top: 105px; margin: 1.9em 0 .7em; font-size: 1.15rem; }
.prose p { margin: 0 0 1.35em; }
.prose a { text-decoration: underline; text-decoration-color: rgba(37, 99, 235, .35); text-underline-offset: 3px; }
.prose ul, .prose ol { margin: 0 0 1.5em; padding-left: 1.4em; }
.prose li { margin-bottom: .45em; }
.prose blockquote { margin: 1.8em 0; padding: 18px 22px; border-left: 4px solid var(--color-primary); border-radius: 0 12px 12px 0; background: var(--color-primary-soft); }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose code { padding: 2px 6px; border-radius: 5px; background: #f1f5f9; color: #be123c; font-size: .88em; }
.prose pre { overflow: auto; padding: 20px; border-radius: 12px; background: #0f172a; color: #e2e8f0; }
.prose pre code { padding: 0; background: none; color: inherit; }
.prose table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.prose th, .prose td { padding: 11px 12px; border: 1px solid var(--color-border); text-align: left; }
.prose th { background: #f8fafc; color: var(--color-ink); }
.prose figure { max-width: 100%; margin: 1.8em 0; }
.prose figcaption { margin-top: 8px; color: var(--color-muted); font-size: .75rem; text-align: center; }
.article-footer { margin-top: 42px; padding-top: 28px; border-top: 1px solid var(--color-border); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 24px; font-size: .76rem; }
.tag-list > span { font-weight: 700; }
.tag-list a { padding: 5px 9px; border-radius: 7px; background: #f1f5f9; color: var(--color-muted); }
.disclosure-box { padding: 18px 20px; border: 1px solid #dbeafe; border-radius: 12px; background: #f8fbff; }
.disclosure-box strong { color: var(--color-ink); }
.disclosure-box p { margin: 6px 0 0; color: var(--color-muted); font-size: .8rem; }
.article-aside { position: sticky; top: 105px; }
.admin-bar .article-aside { top: 137px; }
.toc-card { padding: 20px; border: 1px solid var(--color-border); border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }
.toc-card > strong { color: var(--color-ink); font-size: .86rem; }
.mobile-toc { display: none; margin: 26px 0; }
.mobile-toc > summary { color: var(--color-ink); cursor: pointer; font-size: .86rem; font-weight: 720; list-style-position: inside; }
.mobile-toc[open] > summary { margin-bottom: 14px; }
.toc-card ol { display: grid; gap: 9px; margin: 14px 0 0; padding: 0; list-style: none; }
.toc-card a { display: block; color: var(--color-muted); font-size: 14px; line-height: 1.5; }
.toc-card a:hover { color: var(--color-primary); }
.toc-card .is-subheading { padding-left: 12px; }
.related-posts { padding-top: 60px; }
.comments-wrap { margin-top: 50px; }
.comment-list { padding-left: 0; list-style: none; }
.comment-list .comment { margin: 20px 0; padding: 18px; border: 1px solid var(--color-border); border-radius: 12px; }
.page-header { margin-bottom: 34px; padding-bottom: 24px; border-bottom: 1px solid var(--color-border); }
.page-header h1 { font-size: clamp(1.75rem, 3vw, 2.35rem); text-wrap: balance; }

.plan-detail-card header { margin-bottom: 30px; text-align: center; }
.plan-detail-card header h1 { margin-top: 16px; font-size: clamp(1.8rem, 3vw, 2.5rem); text-wrap: balance; }
.plan-detail-card header p { color: var(--color-muted); }
.plan-spec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0 0 26px; }
.plan-spec-grid div { padding: 16px; border: 1px solid var(--color-border); border-radius: 11px; background: #f8fafc; }
.plan-spec-grid dt { color: var(--color-muted); font-size: .72rem; }
.plan-spec-grid dd { margin: 4px 0 0; color: var(--color-ink); font-weight: 700; }
.plan-detail-card .entry-content { margin-top: 36px; }

.stock-hero { padding-block: 52px; border-bottom: 1px solid #dbeafe; background: linear-gradient(135deg, #fff, #eef7ff); }
.stock-hero .wrap { display: grid; grid-template-columns: 1fr 330px; align-items: center; gap: 48px; }
.stock-hero h1 { font-size: clamp(1.9rem, 3.3vw, 2.65rem); text-wrap: balance; }
.stock-hero p { max-width: 700px; margin: 0; color: var(--color-muted); }
.recommendation-guide-card .button { align-self: flex-start; margin-top: 18px; }
.recommendation-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.stock-update-card { padding: 20px; border: 1px solid #bfdbfe; border-radius: 15px; background: rgba(255, 255, 255, .88); box-shadow: var(--shadow-sm); }
.stock-update-card span, .stock-update-card strong, .stock-update-card small { display: block; }
.stock-update-card span { color: var(--color-muted); font-size: .72rem; }
.stock-update-card strong { margin: 6px 0; color: var(--color-ink); font-size: 1rem; }
.stock-update-card small { color: var(--color-primary); font-size: .72rem; }
.stock-summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(155px, 1fr)); gap: 16px; margin-bottom: 26px; }
.stock-summary-grid article { display: flex; align-items: center; justify-content: space-between; padding: 20px 22px; border: 1px solid var(--color-border); border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }
.stock-summary-grid span { color: var(--color-muted); font-size: .78rem; }
.stock-summary-grid strong { color: var(--color-ink); font-size: 1.5rem; }
.stock-summary-grid .is-success strong { color: var(--color-success); }
.stock-summary-grid .is-danger strong { color: var(--color-danger); }
.plan-filters { margin-bottom: 18px; padding: 18px; border: 1px solid var(--color-border); border-radius: 14px; background: #fff; }
.plan-filter-search { position: relative; max-width: 420px; margin-bottom: 15px; }
.plan-filter-search svg { position: absolute; top: 50%; left: 14px; width: 18px; transform: translateY(-50%); fill: none; stroke: var(--color-muted); stroke-width: 1.8; }
.plan-filter-search input { width: 100%; height: 44px; padding: 8px 14px 8px 42px; border: 1px solid var(--color-border); border-radius: 10px; background: #f8fafc; outline: none; }
.plan-filter-search input:focus { border-color: #93c5fd; box-shadow: 0 0 0 3px rgba(37, 99, 235, .1); }
.filter-tabs { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-tabs button { padding: 7px 11px; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; color: var(--color-muted); font-size: .75rem; }
.filter-tabs button:hover, .filter-tabs button.is-active { border-color: #bfdbfe; background: var(--color-primary-soft); color: var(--color-primary-dark); }
.stock-legend { display: flex; flex-wrap: wrap; gap: 18px; margin: 16px 3px 0; color: var(--color-muted); font-size: .7rem; }
.legend-dot { display: inline-block; width: 7px; height: 7px; margin-right: 6px; border-radius: 50%; background: #94a3b8; }
.legend-dot--success { background: var(--color-success); }
.legend-dot--danger { background: var(--color-danger); }
.history-list { display: grid; gap: 9px; }
.history-item { display: grid; grid-template-columns: 88px 1fr auto; align-items: center; gap: 14px; padding: 14px 16px; border: 1px solid #dbe7fb; border-radius: 11px; background: rgba(255, 255, 255, .82); }
.history-item strong { color: var(--color-ink); font-size: .84rem; }
.history-item time { color: var(--color-muted); font-size: .72rem; }

.search-form { display: flex; gap: 9px; max-width: 560px; margin: 22px auto; }
.search-form label { flex: 1; }
.search-field { width: 100%; height: 46px; padding: 9px 13px; border: 1px solid var(--color-border); border-radius: 10px; background: #fff; outline: none; }
.search-field:focus { border-color: #93c5fd; box-shadow: 0 0 0 3px rgba(37, 99, 235, .1); }
.error-page { min-height: 65vh; padding-block: 70px; }
.error-card { padding: 60px 30px; border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: #fff; text-align: center; box-shadow: var(--shadow-sm); }
.error-card > span { color: #dbeafe; font-size: 6rem; font-weight: 850; line-height: 1; }
.error-card p { color: var(--color-muted); }

.site-footer { border-top: 1px solid #1e293b; background: #0f172a; color: #94a3b8; }
.site-footer__grid { display: grid; grid-template-columns: 1.3fr .8fr 1fr; gap: 70px; padding-block: 60px; }
.site-footer .site-brand__fallback { color: #fff; }
.site-footer .site-brand__text small { color: #94a3b8; }
.site-footer__about p { max-width: 430px; margin-top: 18px; font-size: .82rem; }
.site-footer__title { margin-bottom: 18px; color: #fff; font-size: .92rem; }
.site-footer .menu { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.site-footer .menu a, .site-footer__email { color: #cbd5e1; font-size: .82rem; }
.site-footer a:hover { color: #fff; }
.site-footer__note { margin-top: 18px; font-size: .74rem; }
.site-footer__bottom { border-top: 1px solid #1e293b; }
.site-footer__bottom p { margin: 0; padding-block: 18px; font-size: .7rem; }

[hidden] { display: none !important; }

@media (max-width: 1080px) {
  .primary-navigation a { padding-inline: 8px; font-size: .86rem; }
  .hero__grid { grid-template-columns: 1fr 380px; gap: 40px; }
  .article-layout { grid-template-columns: minmax(0, 1fr) 230px; gap: 24px; }
  .use-case-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .admin-bar .site-header { top: 46px; }
  .menu-toggle { display: block; order: 2; }
  .header-search { order: 1; margin-left: auto; }
  .site-brand { margin-right: 0; }
  .primary-navigation { position: fixed; top: 76px; right: 0; left: 0; display: none; padding: 16px 20px 24px; border-bottom: 1px solid var(--color-border); background: #fff; box-shadow: var(--shadow-md); }
  .admin-bar .primary-navigation { top: 122px; }
  .primary-navigation.is-open { display: block; }
  .primary-navigation .menu { display: grid; }
  .primary-navigation a { padding: 12px; font-size: .94rem; }
  .hero { padding-block: 60px; }
  .hero__grid, .stock-hero .wrap { grid-template-columns: 1fr; }
  .hero__panel { max-width: 620px; }
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .article-aside { display: none; }
  .mobile-toc { display: block; }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-plan-grid { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .stock-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1.4fr 1fr; gap: 40px; }
  .site-footer__grid > :last-child { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .wrap, .wrap--content { width: min(100% - 28px, 1200px); }
  .section { padding-block: 50px; }
  .site-header { height: 68px; }
  .site-header__inner { gap: 10px; }
  .site-brand { min-width: 0; }
  .custom-logo { max-width: 150px; }
  .primary-navigation { top: 68px; }
  .admin-bar .primary-navigation { top: 114px; }
  .site-brand__mark { width: 38px; height: 38px; }
  .site-brand__text strong { font-size: 1rem; }
  .site-brand__text small { display: none; }
  .hero { padding-block: 46px; }
  .hero__content h1 { font-size: clamp(1.95rem, 8.5vw, 2.2rem); }
  .hero__actions .button { width: 100%; }
  .hero__trust { display: grid; gap: 5px; }
  .hero__panel { padding: 20px; }
  .stock-stats { gap: 6px; }
  .stock-stats > div { padding-inline: 6px; }
  .section-heading { display: block; }
  .section-heading > a { display: inline-block; margin-top: 12px; }
  .post-grid, .post-grid--archive, .use-case-grid, .faq-list { grid-template-columns: 1fr; }
  .newsletter-card { display: block; padding: 30px 24px; }
  .newsletter-card .button { width: 100%; margin-top: 18px; }
  .article-card, .page-card, .plan-detail-card, .comments-wrap { padding: 26px 20px; border-radius: 16px; }
  .single-main, .page-main, .single-plan-main { padding-top: 18px; }
  .article-header h1 { font-size: 1.65rem; }
  .entry-meta { gap: 8px 14px; }
  .entry-meta span + span::before { margin-right: 14px; }
  .prose { font-size: .96rem; }
  .prose table { display: block; overflow-x: auto; white-space: nowrap; }
  .inline-plan-card__head, .inline-plan-card__foot { align-items: flex-start; }
  .inline-plan-card__specs { grid-template-columns: repeat(2, 1fr); }
  .inline-plan-card__specs span:nth-child(2) { border-right: 0; }
  .inline-plan-card__specs span:nth-child(-n+2) { border-bottom: 1px solid #eef2f7; }
  .plan-spec-grid { grid-template-columns: repeat(2, 1fr); }
  .archive-hero { padding-block: 44px; }
  .stock-hero { padding-block: 40px; }
  .stock-hero h1, .archive-hero h1, .page-header h1, .plan-detail-card header h1 { font-size: 1.75rem; }
  .stock-summary-grid { gap: 9px; }
  .stock-summary-grid article { padding: 15px; }
  .plan-filters { padding: 13px; }
  .plan-filter-search { max-width: none; }
  .plan-table-wrap { overflow: visible; border: 0; background: transparent; box-shadow: none; }
  .plan-table, .plan-table tbody { display: block; }
  .plan-table thead { display: none; }
  .plan-table tr { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; overflow: hidden; margin-bottom: 12px; border: 1px solid var(--color-border); border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }
  .plan-table td { display: block; padding: 12px 14px; border-bottom: 1px solid #eef2f7; font-size: .8rem; }
  .plan-table td::before { display: block; margin-bottom: 2px; color: var(--color-muted); content: attr(data-label); font-size: .64rem; font-weight: 550; }
  .plan-table td:first-child, .plan-table .plan-location, .plan-table .plan-action { grid-column: 1 / -1; }
  .plan-table td:first-child { padding-block: 16px; background: #f8fbff; }
  .plan-table .plan-action { padding: 12px; text-align: left; }
  .plan-table .plan-action .button { width: 100%; }
  .plan-table--compact td:nth-of-type(2), .plan-table--compact td:nth-of-type(3), .plan-table--compact td:nth-of-type(4) { display: block; }
  .stock-legend { display: grid; gap: 6px; }
  .history-item { grid-template-columns: 82px 1fr; }
  .history-item time { grid-column: 2; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 32px; padding-block: 46px; }
  .site-footer__grid > :last-child { grid-column: auto; }
  .search-form { display: grid; }
}

@media (max-width: 480px) {
  .stock-stats strong { font-size: 1.35rem; }
  .stock-summary-grid { grid-template-columns: 1fr 1fr; }
  .stock-summary-grid article { display: block; }
  .stock-summary-grid strong { display: block; margin-top: 5px; }
  .plan-spec-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}