:root {
  color-scheme: light;
  --ink: #173b3a;
  --ink-soft: #41615f;
  --paper: #fbf8f0;
  --paper-strong: #ffffff;
  --mint: #dcefe6;
  --mint-strong: #8ac4ad;
  --green: #176b5d;
  --green-dark: #0f4f47;
  --coral: #e76f51;
  --coral-soft: #fff0e9;
  --sun: #f3c65f;
  --line: #d8e1dc;
  --shadow: 0 20px 60px rgb(23 59 58 / 10%);
  --radius-large: 32px;
  --radius-medium: 20px;
  --content: 1160px;
  --font-body:
    "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic Medium",
    "Yu Gothic", YuGothic, "Noto Sans JP", Meiryo, sans-serif;
  --font-display:
    "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Yu Mincho", YuMincho,
    "Noto Serif JP", serif;
  font-family: var(--font-body);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--green-dark);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

button,
input,
select {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--paper-strong);
  color: var(--ink);
  box-shadow: var(--shadow);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgb(23 59 58 / 8%);
  background: rgb(251 248 240 / 92%);
  backdrop-filter: blur(14px);
}

.section[id] {
  scroll-margin-top: 92px;
}

.header-inner,
.section-inner,
.footer-inner {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50% 50% 46% 54%;
  background: var(--green);
  color: #fff;
  font-size: 1.15rem;
  transform: rotate(-4deg);
}

.site-nav ul {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.site-nav a {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--green);
}

.hero {
  overflow: hidden;
  padding: 72px 0 48px;
}

.hero-grid {
  display: grid;
  align-items: center;
  gap: 52px;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
}

.eyebrow {
  display: inline-flex;
  margin: 0 0 18px;
  align-items: center;
  gap: 8px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 2px;
  background: currentColor;
  content: "";
}

h1,
h2,
h3 {
  margin-top: 0;
  font-family: var(--font-display);
  font-feature-settings: "palt" 1, "kern" 1;
  font-kerning: normal;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.015em;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(2.5rem, 5.5vw, 4.65rem);
  line-height: 1.12;
}

h1 span {
  color: var(--green);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.hero-lead {
  max-width: 42rem;
  margin: 0 0 28px;
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 2vw, 1.2rem);
}

.article-meta {
  display: flex;
  margin: -12px 0 24px;
  flex-wrap: wrap;
  gap: 2px 8px;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.program-cta {
  display: block;
  width: 100%;
  max-width: 590px;
  margin-bottom: 18px;
  padding: 18px 22px;
  border: 2px solid var(--green-dark);
  border-radius: 20px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff;
  box-shadow: 0 16px 34px rgb(23 107 93 / 24%);
  text-decoration: none;
  transition:
    box-shadow 160ms ease,
    transform 160ms ease;
}

.program-cta:hover {
  color: #fff;
  box-shadow: 0 20px 40px rgb(23 107 93 / 30%);
  transform: translateY(-2px);
}

.program-cta-badge,
.program-cta-detail {
  display: block;
}

.program-cta-badge {
  width: fit-content;
  margin-bottom: 6px;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgb(255 255 255 / 18%);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.program-cta-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.program-cta-main strong {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.35;
}

.program-cta-main > span {
  font-size: 1.6rem;
  line-height: 1;
  transition: transform 160ms ease;
}

.program-cta:hover .program-cta-main > span {
  transform: translateX(4px);
}

.program-cta-detail {
  margin-top: 5px;
  color: rgb(255 255 255 / 84%);
  font-size: 0.78rem;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  padding: 12px 20px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--green);
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.button:hover {
  background: var(--green-dark);
  box-shadow: 0 10px 30px rgb(23 107 93 / 20%);
  transform: translateY(-2px);
}

.button-secondary {
  background: transparent;
  color: var(--green);
}

.hero-art {
  position: relative;
}

.hero-art::before {
  position: absolute;
  z-index: -1;
  width: 78%;
  height: 78%;
  border-radius: 50%;
  background: var(--mint);
  content: "";
  filter: blur(2px);
  inset: 8% auto auto 12%;
}

.hero-art img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 28px 30px rgb(23 59 58 / 12%));
}

.quick-facts {
  display: grid;
  margin-top: 40px;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.fact {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgb(255 255 255 / 64%);
}

.fact strong,
.fact span {
  display: block;
}

.fact strong {
  margin-bottom: 3px;
  color: var(--green);
  font-size: 1.08rem;
}

.fact span {
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.5;
}

.section {
  padding: 88px 0;
}

.section-mint {
  background: var(--mint);
}

.section-white {
  background: var(--paper-strong);
}

.answer-summary {
  padding: 52px 0;
  background: var(--mint);
}

.answer-summary .eyebrow {
  margin-bottom: 10px;
}

.answer-summary h2 {
  margin-bottom: 22px;
}

.answer-summary ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
}

.answer-summary li {
  display: grid;
  overflow: hidden;
  border: 1px solid rgb(23 107 93 / 15%);
  border-radius: 20px;
  background: rgb(255 255 255 / 82%);
  box-shadow: 0 12px 30px rgb(23 59 58 / 8%);
  grid-template-rows: auto 1fr;
}

.answer-summary-image {
  display: block;
  width: 100%;
  height: clamp(160px, 14vw, 220px);
  border-bottom: 1px solid rgb(23 107 93 / 12%);
  object-fit: cover;
  object-position: center 58%;
}

.answer-summary-image-window {
  object-position: center 68%;
}

.answer-summary li p {
  margin: 0;
  padding: 18px 20px 20px;
}

.answer-summary > .section-inner > p:last-child {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-diagnosis {
  padding: 76px 0;
  background: var(--paper-strong);
}

.product-diagnosis-inner {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
}

.product-diagnosis .section-heading {
  margin-bottom: 0;
}

.product-diagnosis-form {
  display: grid;
  gap: 18px;
}

.product-diagnosis-form fieldset {
  min-width: 0;
  margin: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fbfdfc;
}

.product-diagnosis-form legend {
  padding: 0 8px 0 0;
  color: var(--ink);
  font-weight: 800;
}

.product-diagnosis-form legend span {
  display: inline-grid;
  width: 28px;
  height: 28px;
  margin-right: 8px;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 0.82rem;
}

.diagnosis-options {
  display: grid;
  margin-top: 10px;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.diagnosis-options label {
  position: relative;
  cursor: pointer;
}

.diagnosis-options input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.diagnosis-options label span {
  display: flex;
  min-height: 48px;
  padding: 10px 14px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
}

.diagnosis-options input:checked + span {
  border-color: var(--green);
  background: var(--mint);
  color: var(--green-dark);
  box-shadow: inset 0 0 0 1px var(--green);
}

.diagnosis-options input:focus-visible + span {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.diagnosis-submit {
  justify-self: start;
  cursor: pointer;
}

.diagnosis-result {
  grid-column: 1 / -1;
  padding: 24px;
  border: 2px solid var(--green);
  border-radius: var(--radius-medium);
  background: var(--mint);
}

.diagnosis-result-label {
  margin: 0 0 4px;
  color: var(--green-dark);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.diagnosis-result h3 {
  margin-bottom: 8px;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
}

.diagnosis-result p:not(.diagnosis-result-label) {
  margin: 0 0 16px;
  color: var(--ink-soft);
}

.diagnosis-result small {
  display: block;
  margin-top: 14px;
  color: var(--ink-soft);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: var(--paper-strong);
  box-shadow: 0 8px 30px rgb(23 59 58 / 5%);
}

.card-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 15px;
  background: var(--mint);
  color: var(--green-dark);
  font-size: 1.35rem;
}

.card p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.afternoon-warning {
  margin-top: 28px;
  padding: clamp(28px, 5vw, 44px);
  border: 2px solid #efb25f;
  border-radius: var(--radius-large);
  background: #fff8e8;
  box-shadow: 0 12px 36px rgb(116 72 18 / 9%);
}

.afternoon-warning-label {
  display: inline-flex;
  margin: 0 0 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--coral);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.afternoon-warning h3 {
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.afternoon-warning p,
.afternoon-warning li {
  color: #4f4839;
}

.afternoon-warning ul {
  margin: 20px 0;
  padding-left: 1.4rem;
}

.afternoon-warning li + li {
  margin-top: 8px;
}

.afternoon-warning-note {
  margin-bottom: 0;
  padding-top: 16px;
  border-top: 1px solid rgb(116 72 18 / 18%);
  font-size: 0.9rem;
}

.clinical-experience {
  display: grid;
  margin-top: 28px;
  overflow: hidden;
  border-radius: var(--radius-large);
  background: var(--ink);
  color: #fff;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  box-shadow: var(--shadow);
}

.clinical-experience figure {
  display: flex;
  min-width: 0;
  margin: 0;
  flex-direction: column;
  background: #d6c4a7;
}

.clinical-experience img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
}

.clinical-experience figcaption {
  padding: 12px 18px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.55;
}

.clinical-experience-copy {
  padding: clamp(28px, 5vw, 46px);
}

.clinical-experience-label {
  display: inline-flex;
  margin: 0 0 14px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--coral);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.clinical-experience h3 {
  color: #fff;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.clinical-experience-copy > p:not(.clinical-experience-label),
.clinical-experience li {
  color: #d7e5e1;
}

.clinical-experience ul {
  margin: 22px 0;
  padding-left: 1.4rem;
}

.clinical-experience li + li {
  margin-top: 8px;
}

.clinical-experience-note {
  margin-bottom: 0;
  padding-top: 16px;
  border-top: 1px solid rgb(255 255 255 / 18%);
  font-size: 0.82rem;
}

.guideline-panel {
  display: grid;
  padding: 44px;
  align-items: center;
  gap: 44px;
  border-radius: var(--radius-large);
  background: var(--ink);
  color: #fff;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
  box-shadow: var(--shadow);
}

.guideline-panel h2 {
  color: #fff;
}

.guideline-panel .eyebrow {
  color: #a7dac6;
}

.guideline-panel p {
  color: #d7e5e1;
}

.guideline-number {
  display: flex;
  margin: 22px 0 12px;
  align-items: baseline;
  gap: 12px;
}

.guideline-number strong {
  color: var(--sun);
  font-size: clamp(4rem, 10vw, 7.5rem);
  line-height: 0.9;
}

.guideline-number span {
  max-width: 10rem;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.temperature-tool {
  padding: 28px;
  border-radius: var(--radius-medium);
  background: #fff;
  color: var(--ink);
}

.temperature-tool h3 {
  margin-bottom: 4px;
}

.temperature-tool > p {
  margin-top: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.temperature-fields {
  display: grid;
  margin: 20px 0;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
}

.temperature-fields label {
  display: grid;
  gap: 6px;
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
}

.temperature-fields input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #b9c9c3;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
}

.temperature-tool button {
  width: 100%;
  border: 0;
  cursor: pointer;
}

.calculation-result {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.6;
}

.result-good {
  background: #dff3e8;
  color: #155446;
}

.result-attention {
  background: var(--coral-soft);
  color: #8e3c28;
}

.pet-environment-principle {
  margin-bottom: 24px;
  padding: 18px 22px;
  border-left: 5px solid var(--green);
  border-radius: 0 16px 16px 0;
  background: rgb(255 255 255 / 72%);
}

.pet-environment-principle strong {
  display: block;
  margin-bottom: 4px;
  color: var(--green-dark);
}

.pet-environment-principle p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.pet-environment-layout {
  display: grid;
  align-items: start;
  gap: 24px;
  grid-template-columns: minmax(280px, 0.74fr) minmax(0, 1.26fr);
}

.pet-environment-form,
.pet-environment-result {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: var(--paper-strong);
  box-shadow: 0 12px 34px rgb(23 59 58 / 7%);
}

.pet-environment-form {
  display: grid;
  gap: 20px;
}

.pet-environment-field label,
.pet-environment-choice legend {
  display: block;
  margin-bottom: 8px;
  color: var(--green-dark);
  font-size: 0.92rem;
  font-weight: 800;
}

.pet-environment-field select,
.pet-temperature-input input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid #b9c9c3;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
}

.pet-environment-field small {
  display: block;
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 0.76rem;
  line-height: 1.55;
}

.pet-environment-choice {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.pet-environment-choice > div {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pet-environment-choice label {
  position: relative;
  display: block;
  cursor: pointer;
}

.pet-environment-choice input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.pet-environment-choice span {
  display: flex;
  min-height: 46px;
  padding: 8px 10px;
  align-items: center;
  justify-content: center;
  border: 1px solid #b9c9c3;
  border-radius: 12px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 700;
  text-align: center;
}

.pet-environment-choice input:checked + span {
  border-color: var(--green);
  background: var(--mint);
  color: var(--green-dark);
}

.pet-environment-choice input:focus-visible + span {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
}

.pet-temperature-input {
  position: relative;
}

.pet-temperature-input input {
  padding-right: 44px;
}

.pet-temperature-input span {
  position: absolute;
  top: 50%;
  right: 14px;
  color: var(--ink-soft);
  font-weight: 800;
  transform: translateY(-50%);
}

.pet-environment-form > .button {
  width: 100%;
  border: 0;
  cursor: pointer;
}

.pet-environment-result.is-error {
  border-color: #f2b7a7;
  background: var(--coral-soft);
}

.pet-result-heading {
  display: flex;
  margin-bottom: 20px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.pet-result-heading > div:first-child > p:first-child {
  margin: 0 0 2px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.pet-result-heading h3 {
  margin: 0;
  color: var(--green-dark);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1.35;
}

.pet-scientific-name {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-style: italic;
  line-height: 1.5;
}

.pet-temperature-range {
  min-width: 146px;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--mint);
  text-align: center;
}

.pet-temperature-range span,
.pet-temperature-range small {
  display: block;
  color: var(--ink-soft);
  font-size: 0.7rem;
  line-height: 1.4;
}

.pet-temperature-range strong {
  display: block;
  color: var(--green-dark);
  font-size: 1.45rem;
  line-height: 1.4;
}

.pet-temperature-range .pet-temperature-variation {
  margin-top: 8px;
  padding: 8px 6px 0;
  border-top: 2px solid #b42318;
  color: #b42318;
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1.5;
}

.pet-temperature-note {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.pet-temperature-evaluation {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.6;
}

.pet-temperature-evaluation.is-within {
  background: #dff3e8;
  color: #155446;
}

.pet-temperature-evaluation.is-caution {
  background: #fff5d9;
  color: #72520b;
}

.pet-temperature-evaluation.is-attention {
  background: var(--coral-soft);
  color: #8e3c28;
}

.pet-advice-grid {
  display: grid;
  margin-top: 20px;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pet-advice-grid section,
.pet-habitat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fbfdfb;
}

.pet-advice-grid h4,
.pet-habitat-label {
  margin: 0 0 6px;
  color: var(--green-dark);
  font-size: 0.86rem;
  font-weight: 800;
}

.pet-advice-grid p,
.pet-habitat p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.7;
}

.pet-habitat {
  margin-top: 12px;
  background: #fffaf0;
}

.pet-habitat .pet-habitat-lesson {
  margin-top: 7px;
  color: var(--ink);
  font-weight: 700;
}

.pet-result-affiliate {
  display: grid;
  margin-top: 14px;
  padding: 14px;
  align-items: center;
  gap: 16px;
  border: 1px solid #ead7ad;
  border-radius: 14px;
  background: #fffaf0;
  grid-template-columns: 112px minmax(0, 1fr);
}

.pet-result-affiliate figure {
  display: grid;
  margin: 0;
  overflow: hidden;
  align-self: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.pet-result-affiliate img {
  width: 100%;
  height: auto;
  max-height: 112px;
  aspect-ratio: 1;
  padding: 8px;
  object-fit: contain;
}

.pet-result-affiliate figcaption {
  padding: 4px 5px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.58rem;
  line-height: 1.35;
  text-align: center;
}

.pet-result-affiliate-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.pet-result-ad-label {
  align-self: flex-start;
  margin-bottom: 4px;
  padding: 1px 7px;
  border: 1px solid #b99a57;
  border-radius: 999px;
  color: #72520b;
  font-size: 0.65rem;
  font-weight: 800;
}

.pet-result-affiliate-copy > strong {
  color: var(--green-dark);
  font-size: 0.92rem;
  line-height: 1.45;
}

.pet-result-affiliate-copy > p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
  line-height: 1.55;
}

.pet-result-affiliate .pet-result-affiliate-link {
  width: 100%;
  max-width: 100%;
  min-height: 40px;
  margin-top: 8px;
  padding: 8px 12px;
  align-self: stretch;
  font-size: 0.75rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
  text-align: center;
}

.pet-evidence-links {
  display: flex;
  margin-top: 16px;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.pet-evidence-links a {
  font-size: 0.78rem;
  font-weight: 800;
}

.pet-result-review,
.pet-result-disclaimer {
  color: var(--ink-soft);
  font-size: 0.72rem;
  line-height: 1.55;
}

.pet-result-review {
  margin: 14px 0 0;
}

.pet-result-disclaimer {
  margin: 8px 0 0;
}

.urgent-panel {
  display: grid;
  padding: 42px;
  gap: 38px;
  border: 2px solid #f2b7a7;
  border-radius: var(--radius-large);
  background: var(--coral-soft);
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.urgent-label {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--coral);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.urgent-panel ul {
  margin: 0;
  padding-left: 1.35em;
}

.urgent-panel li + li {
  margin-top: 8px;
}

.urgent-action {
  padding: 24px;
  border-radius: var(--radius-medium);
  background: #fff;
}

.urgent-action strong {
  display: block;
  margin-bottom: 8px;
  color: #9b3f28;
  font-size: 1.12rem;
}

.urgent-action p:last-child {
  margin-bottom: 0;
}

.checklist-layout {
  display: grid;
  align-items: start;
  gap: 44px;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.checklist {
  display: grid;
  gap: 12px;
}

.check-item {
  display: grid;
  padding: 17px 18px;
  align-items: start;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  cursor: pointer;
  grid-template-columns: auto 1fr;
}

.check-item input {
  width: 20px;
  height: 20px;
  margin-top: 4px;
  accent-color: var(--green);
}

.check-item strong,
.check-item small {
  display: block;
}

.check-item small {
  margin-top: 2px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.text-button {
  justify-self: start;
  padding: 8px 0;
  border: 0;
  background: transparent;
  color: var(--green-dark);
  cursor: pointer;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.privacy-note {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.product-grid {
  display: grid;
  margin-top: 24px;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.product-selection-note {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgb(255 255 255 / 72%);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-quick-answer {
  margin-top: 20px;
  padding: 22px 24px;
  border-left: 5px solid var(--green);
  border-radius: 0 14px 14px 0;
  background: #fff;
}

.product-quick-answer h3,
.product-quick-answer p {
  margin: 0;
}

.product-quick-answer p {
  margin-top: 6px;
  color: var(--ink-soft);
}

.product-quick-answer .text-button {
  display: inline-flex;
  margin-top: 10px;
}

.comparison-table-wrap {
  margin-top: 22px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.comparison-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.comparison-table caption {
  padding: 16px 18px;
  color: var(--ink-soft);
  font-weight: 700;
  text-align: left;
}

.comparison-table th,
.comparison-table td {
  padding: 13px 14px;
  border-top: 1px solid var(--line);
  vertical-align: middle;
  text-align: left;
}

.comparison-table thead th {
  background: #f1f7f4;
  color: var(--green-dark);
  white-space: nowrap;
}

.comparison-table tbody th {
  color: var(--ink);
  white-space: nowrap;
}

.comparison-table tbody tr:hover {
  background: #fbfdfc;
}

.comparison-table td:last-child {
  min-width: 180px;
}

.comparison-ad-label {
  display: block;
  margin-bottom: 4px;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 800;
}

.comparison-cta {
  min-height: 42px;
  width: 100%;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 0.78rem;
  line-height: 1.35;
}

.product-card {
  display: flex;
  min-height: 100%;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: #fff;
  flex-direction: column;
  scroll-margin-top: 110px;
}

.ad-badge {
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 2px 9px;
  border: 1px solid var(--ink-soft);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.product-category {
  margin: 0 0 8px;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.product-photo {
  display: grid;
  margin: 14px 0 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #f7faf8;
}

.product-photo img {
  display: block;
  width: 100%;
  height: 260px;
  padding: 14px;
  background: #fff;
  object-fit: contain;
}

.product-photo figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.72rem;
  text-align: center;
}

.product-card ul {
  margin: 8px 0 16px;
  padding-left: 1.25em;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-verdict {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-caution {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #fff7dc;
  color: #654d12;
  font-size: 0.82rem;
}

.product-evidence {
  display: inline-flex;
  color: var(--green-dark);
  font-size: 0.82rem;
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.product-details {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.product-details summary {
  padding: 14px 2px 4px;
  color: var(--green-dark);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 800;
}

.product-details summary::marker {
  color: var(--green);
}

.product-details-body {
  padding-top: 6px;
}

.product-details-body > :last-child {
  margin-bottom: 0;
}

.affiliate-button {
  display: inline-flex;
  min-height: 48px;
  margin-top: auto;
  padding: 11px 18px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}

.affiliate-button.is-pending {
  border: 1px dashed #aab9b4;
  background: #edf1ef;
  color: #60736d;
  cursor: not-allowed;
}

.affiliate-status {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.sources-list {
  display: grid;
  margin: 14px 0 0;
  padding: 0;
  gap: 4px 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  list-style: none;
}

.sources-list a {
  display: block;
  padding: 6px 2px;
  border-bottom: 1px solid var(--line);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.35;
}

#sources {
  padding: 38px 0;
}

#sources .section-heading {
  margin-bottom: 12px;
}

#sources .eyebrow {
  margin-bottom: 3px;
  font-size: 0.68rem;
}

#sources h2 {
  margin-bottom: 4px;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

#sources .section-heading > p:last-child {
  font-size: 0.78rem;
  line-height: 1.4;
}

.review-note {
  margin-top: 12px;
  padding: 8px 11px;
  border-left: 3px solid var(--sun);
  background: #fff8df;
  color: #66521e;
  font-size: 0.7rem;
  line-height: 1.4;
}

.site-footer {
  padding: 50px 0 30px;
  background: var(--ink);
  color: #dbe7e4;
}

.footer-grid {
  display: grid;
  gap: 36px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.footer-brand {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
}

.footer-copy {
  max-width: 34rem;
  margin: 12px 0 0;
  color: #b8cbc6;
  font-size: 0.86rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  justify-content: flex-end;
  gap: 10px 20px;
}

.footer-links a {
  color: #fff;
  font-size: 0.86rem;
}

.footer-bottom {
  display: flex;
  margin: 34px 0 0;
  padding-top: 22px;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid rgb(255 255 255 / 13%);
}

.copyright {
  margin: 0;
  color: #9bb2ac;
  font-size: 0.78rem;
}

.site-version {
  color: #7f9b94;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-hero {
  padding: 70px 0 42px;
}

.page-hero .section-inner {
  max-width: 850px;
}

.page-hero h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
}

.page-hero p {
  max-width: 48rem;
  color: var(--ink-soft);
}

.prose {
  max-width: 850px;
  padding-bottom: 90px;
}

.prose h2 {
  margin-top: 54px;
  font-size: 1.7rem;
}

.prose h3 {
  margin-top: 34px;
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.prose li + li {
  margin-top: 8px;
}

.policy-box {
  margin: 28px 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: #fff;
}

.policy-box > :first-child {
  margin-top: 0;
}

.policy-box > :last-child {
  margin-bottom: 0;
}

.definition-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: #fff;
}

.definition-list div {
  display: grid;
  padding: 18px 20px;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 180px 1fr;
}

.definition-list div:last-child {
  border-bottom: 0;
}

.definition-list dt {
  font-weight: 800;
}

.definition-list dd {
  margin: 0;
  color: var(--ink-soft);
}

@media (max-width: 1100px) {
  .answer-summary ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .answer-summary-image {
    height: clamp(190px, 28vw, 260px);
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .product-diagnosis-inner,
  .guideline-panel,
  .urgent-panel,
  .checklist-layout,
  .clinical-experience {
    grid-template-columns: 1fr;
  }

  .pet-environment-layout {
    grid-template-columns: 1fr;
  }

  .clinical-experience img {
    height: auto;
    min-height: 0;
  }

  .product-diagnosis .section-heading {
    max-width: 700px;
  }

  .hero-art {
    max-width: 620px;
    margin-inline: auto;
  }

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

  .site-nav ul {
    gap: 14px;
  }
}

@media (max-width: 720px) {
  .answer-summary ul {
    grid-template-columns: 1fr;
  }

  .answer-summary-image {
    height: clamp(180px, 52vw, 240px);
  }

  .section[id] {
    scroll-margin-top: 190px;
  }

  .header-inner,
  .section-inner,
  .footer-inner {
    width: min(calc(100% - 28px), var(--content));
  }

  .header-inner {
    min-height: 66px;
    flex-wrap: wrap;
  }

  .site-nav {
    width: 100%;
    padding-bottom: 10px;
  }

  .site-nav ul {
    flex-flow: row wrap;
    gap: 2px 18px;
  }

  .site-nav a {
    padding: 3px 0;
  }

  .home-nav ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .home-nav a {
    display: flex;
    min-height: 44px;
    padding: 8px 6px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--paper-strong);
    font-size: 0.84rem;
    line-height: 1.3;
    text-align: center;
  }

  .hero {
    padding-top: 46px;
  }

  .hero-grid {
    gap: 28px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .program-cta {
    max-width: none;
    padding: 17px 18px;
  }

  .quick-facts,
  .card-grid,
  .product-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .pet-environment-principle,
  .pet-environment-form,
  .pet-environment-result {
    padding: 20px;
  }

  .pet-result-heading {
    flex-direction: column;
  }

  .pet-temperature-range {
    width: 100%;
  }

  .pet-advice-grid {
    grid-template-columns: 1fr;
  }

  .pet-result-affiliate {
    gap: 12px;
    grid-template-columns: 82px minmax(0, 1fr);
  }

  .pet-result-affiliate img {
    max-height: 82px;
    padding: 6px;
  }

  .product-diagnosis {
    padding: 60px 0;
  }

  .diagnosis-options,
  .diagnosis-options-wide {
    grid-template-columns: 1fr;
  }

  .diagnosis-submit,
  .diagnosis-result .button {
    width: 100%;
  }

  .comparison-table-wrap::after {
    display: block;
    padding: 8px 14px 12px;
    color: var(--ink-soft);
    content: "表は横にスクロールできます";
    font-size: 0.72rem;
  }

  .quick-facts {
    margin-top: 28px;
  }

  .product-photo img {
    height: 220px;
  }

  .sources-list {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }

  .guideline-panel,
  .urgent-panel {
    padding: 28px 22px;
    gap: 28px;
  }

  .temperature-fields,
  .definition-list div {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}