:root {
  --bg: #f3f3f3;
  --surface: #ffffff;
  --surface-muted: #f1f1f1;
  --ink: #333333;
  --ink-soft: #5e5e5e;
  --ink-faint: #808080;
  --line: #e3e3e3;
  --accent: #f47e43;
  --accent-strong: #ea6f32;
  --link: #2b1a99;
  --link-hover: #fca902;
  --dark: #111111;
  --radius-md: 8px;
  --radius-sm: 5px;
  --shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.07);
  --max: 1120px;
  --header-h: 86px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "Nunito",
    "Noto Sans JP",
    "Hiragino Kaku Gothic Pro",
    "Yu Gothic",
    "Meiryo",
    sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--link-hover);
}

a:focus-visible,
button:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 3px solid #0f62fe;
  outline-offset: 2px;
}

img {
  max-width: 100%;
  display: block;
}

main {
  min-height: calc(100dvh - var(--header-h));
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 1rem;
  background: #fff;
  color: var(--ink);
  border: 2px solid #0f62fe;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.7rem;
  z-index: 9999;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(var(--max), calc(100% - 2.4rem));
  margin-inline: auto;
}

.compliance-strip {
  background: var(--accent);
  color: #ffffff;
  border-bottom: 1px solid #e06f38;
}

.compliance-strip p {
  margin: 0;
  text-align: center;
  font-size: 0.81rem;
  padding: 0.36rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(5px);
}

.site-header-inner {
  min-height: var(--header-h);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.26rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  color: #ffffff;
  font-size: 0.79rem;
  background: linear-gradient(145deg, var(--accent) 0%, #f7a249 100%);
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-soft);
}

.top-nav a {
  color: #fff;
  padding: 0.78rem 1.02rem;
  font-size: 0.86rem;
  font-weight: 700;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.top-nav a:last-child {
  border-right: 0;
}

.top-nav a:hover,
.top-nav a[aria-current="page"] {
  color: #fff;
  background: var(--accent);
}

.hero,
.page-hero {
  padding: 1.5rem 0 1.25rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 0.9rem;
  align-items: stretch;
}

.hero-panel {
  background: var(--surface);
  border-top: 3px solid var(--accent);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  padding: 1rem 1.1rem 1.1rem;
}

.notice-chip {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  color: var(--ink-soft);
  background: #f7f7f7;
  border: 1px solid #ddd;
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  margin-bottom: 0.8rem;
}

.hero h1,
.page-hero h1,
.section-title,
.deal-card h3,
.legal-card h2,
.legal-card h3 {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
  line-height: 1.45;
}

.hero h1,
.page-hero h1 {
  font-size: clamp(1.5rem, 2.3vw, 2rem);
}

.hero-panel p,
.section-copy,
.inline-meta,
.info-card p,
.info-card li,
.deal-meta,
.legal-card p,
.legal-card li,
.footer-note {
  color: var(--ink-soft);
}

.hero-panel p {
  margin: 0.72rem 0 0;
}

.hero-cta {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.52rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 0;
  font-size: 0.84rem;
  font-weight: 800;
  padding: 0.6rem 0.92rem;
  cursor: pointer;
  transition: opacity 150ms ease, transform 150ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  opacity: 0.92;
  color: inherit;
}

.btn-primary {
  background: #f6ce50;
  color: #000;
  border-bottom: 3px solid #e1b63d;
}

.btn-secondary {
  background: #222;
  color: #fff;
}

.hero-meta {
  list-style: none;
  margin: 0.95rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.hero-meta li {
  border: 1px solid #ddd;
  background: #fafafa;
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--ink-soft);
  padding: 0.3rem 0.66rem;
}

.hero-collage {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 112px;
  gap: 0.5rem;
}

.hero-collage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid #d9d9d9;
}

.hero-collage img:nth-child(1) {
  grid-row: span 2;
}

.hero-collage img:nth-child(4) {
  grid-column: span 2;
}

.section {
  padding: 1.2rem 0 1.45rem;
}

.section-header {
  margin-bottom: 0.7rem;
  border-top: 3px solid var(--accent);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
  padding: 0.74rem 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.section-title {
  font-size: clamp(1.04rem, 1.9vw, 1.3rem);
}

.section-copy {
  margin: 0;
  font-size: 0.88rem;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.56rem;
}

.category-card {
  position: relative;
  min-height: 150px;
  overflow: hidden;
  border: 1px solid #dadada;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 160ms ease;
}

.category-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0.06) 70%);
}

.category-card:hover img {
  opacity: 0.86;
}

.category-card strong,
.category-card span {
  position: absolute;
  z-index: 1;
  left: 0.72rem;
  color: #fff;
}

.category-card strong {
  bottom: 1.08rem;
  font-size: 0.95rem;
}

.category-card span {
  bottom: 0.45rem;
  font-size: 0.74rem;
}

.filter-shell {
  position: sticky;
  top: calc(var(--header-h) + 8px);
  z-index: 120;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-soft);
  padding: 0.72rem;
  margin: 0.72rem 0 0.86rem;
}

.filter-grid {
  display: grid;
  gap: 0.62rem;
}

.filter-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem;
  align-items: center;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.chip {
  border: 1px solid #d8d8d8;
  border-radius: 999px;
  background: #fafafa;
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.38rem 0.68rem;
  cursor: pointer;
}

.chip:hover,
.chip.is-active {
  background: var(--dark);
  border-color: var(--dark);
  color: #fff;
}

.sort-select {
  border: 1px solid #d2d2d2;
  border-radius: var(--radius-sm);
  padding: 0.46rem 0.64rem;
  font-size: 0.87rem;
  min-width: 190px;
}

.inline-meta {
  margin: 0;
  font-size: 0.86rem;
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.product-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  background: #fff;
  border: 1px solid var(--line);
  border-bottom: 0;
  opacity: 0;
  transform: translateY(6px);
  animation: list-in 420ms ease forwards;
  animation-delay: var(--delay, 0ms);
}

.product-card:last-child {
  border-bottom: 1px solid var(--line);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.product-card:first-child {
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

@keyframes list-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.product-card figure {
  margin: 0;
  position: relative;
  border-right: 1px solid var(--line);
}

.product-card img {
  width: 100%;
  height: 100%;
  min-height: 172px;
  object-fit: cover;
}

.card-badges {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.card-badges span {
  display: inline-flex;
  align-items: center;
  color: #fff;
  font-size: 0.67rem;
  font-weight: 800;
  background: rgba(0, 0, 0, 0.74);
  padding: 0.2rem 0.47rem;
}

.card-badges .axis {
  background: rgba(244, 126, 67, 0.9);
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 0.52rem;
  padding: 0.74rem 0.84rem 0.78rem;
}

.product-id {
  margin: 0;
  font-size: 0.71rem;
  color: var(--ink-faint);
}

.product-name {
  margin: 0;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.5;
}

.product-intro {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.point-list {
  list-style: none;
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
}

.point-list li {
  font-size: 0.76rem;
  color: var(--ink-soft);
  border-radius: var(--radius-sm);
  background: #fafafa;
  border: 1px solid #ebebeb;
  padding: 0.3rem 0.44rem;
}

.point-list strong {
  color: var(--ink);
}

.product-meta {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem;
  align-items: end;
}

.product-price {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
}

.product-score {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.73rem;
}

.product-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.product-actions .btn {
  font-size: 0.75rem;
  padding: 0.45rem 0.72rem;
}

.product-actions .btn-secondary {
  background: #2f2f2f;
  color: #fff;
}

.empty-state {
  margin: 0.8rem 0;
  text-align: center;
  border: 1px dashed #c6c6c6;
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink-soft);
  padding: 0.9rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.56rem;
}

.info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 0.86rem;
  box-shadow: var(--shadow-soft);
}

.info-card h3 {
  margin: 0;
  font-size: 0.98rem;
  color: var(--ink);
}

.info-card ul {
  margin-top: 0.58rem;
  padding-left: 1.04rem;
}

.deals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(254px, 1fr));
  gap: 0.56rem;
}

.deal-card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: #fff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.deal-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.deal-body {
  padding: 0.76rem;
}

.deal-card h3 {
  font-size: 0.99rem;
}

.deal-meta {
  margin: 0.5rem 0;
  font-size: 0.83rem;
}

.discount {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #ffcccc;
  color: #a20020;
  font-size: 0.74rem;
  font-weight: 800;
  padding: 0.2rem 0.52rem;
}

.legal-layout {
  display: grid;
  gap: 0.58rem;
}

.legal-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  box-shadow: var(--shadow-soft);
}

.legal-card h2,
.legal-card h3 {
  font-size: 1.02rem;
}

.legal-card ul {
  margin-top: 0.58rem;
  padding-left: 1.04rem;
}

.site-footer {
  margin-top: 1.35rem;
  background: #1f1f21;
  border-top: 1px solid #303030;
}

.site-footer-inner {
  display: grid;
  gap: 0.7rem;
  padding: 1.06rem 0 1.36rem;
}

.footer-nav {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.footer-nav a,
.footer-note {
  color: #dddddd;
}

.footer-nav a {
  font-size: 0.86rem;
}

.footer-note {
  margin: 0;
  font-size: 0.76rem;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .filter-row {
    grid-template-columns: 1fr;
  }

  .sort-select {
    width: 100%;
    min-width: unset;
  }

  .product-card {
    grid-template-columns: 170px 1fr;
  }

  .product-card img {
    min-height: 160px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-h: 108px;
  }

  .container {
    width: min(var(--max), calc(100% - 1.1rem));
  }

  .site-header-inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.5rem;
    padding: 0.7rem 0;
  }

  .top-nav {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .top-nav a {
    white-space: nowrap;
    padding: 0.68rem 0.84rem;
  }

  .hero,
  .page-hero {
    padding-top: 1rem;
  }

  .hero-collage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 118px;
  }

  .hero-collage img:nth-child(4) {
    grid-column: span 1;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .product-card {
    grid-template-columns: 1fr;
  }

  .product-card figure {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .product-card img {
    min-height: 185px;
  }

  .product-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}