@charset "UTF-8";
:root {
  --ink: #20392c;
  --muted: #677166;
  --blue: #315b3f;
  --line: #d7dfd4;
  --pale: #f0f5ec;
  --white: #fff;
  --radius: 3px;
  --serif: "Shippori Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink);
  background: #fff;
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}
button,
a {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid #416b43;
  outline-offset: 4px;
}
input,
select,
textarea {
  max-width: 100%;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1,
h2,
h3 {
  line-height: 1.55;
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: 0.04em;
}
p {
  color: var(--muted);
}
h1 {
  font-size: 2.6rem;
}
h2 {
  font-size: 1.75rem;
}
h3 {
  font-size: 1.2rem;
}
.preview-banner {
  text-align: center;
  font-size: 13px;
  padding: 4px 12px;
  background: #f1f4ed;
  color: #6b7666;
  border-bottom: 1px solid #e2e8dc;
  letter-spacing: 0.09em;
}
.header {
  height: 102px;
  max-width: 1296px;
  margin: auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 22px;
  text-decoration: none;
}
.brand-logo {
  width: 66px;
  height: 58px;
  object-fit: contain;
}
.brand-title {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  line-height: 1.35;
  border-left: 1px solid var(--line);
  padding-left: 23px;
}
.brand-title small {
  display: block;
  font-family: "Yu Gothic", sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-top: 8px;
  color: var(--muted);
}
.brand-subject {
  display: block;
  font-size: .65em;
  letter-spacing: .08em;
  margin-bottom: 3px;
}
.header nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 0.875rem;
}
.header nav a {
  text-decoration: none;
}
.header nav a:first-child {
  border-bottom: 1px solid #7e927a;
  padding: 9px 0;
}
.my-link {
  padding: 10px 17px;
  background: #f4f7f0;
  border: 1px solid #c5d2be;
}
.my-link:hover {
  background: #e9f0e1;
}
main {
  max-width: 1296px;
  margin: auto;
  padding: 0 48px;
  min-height: 55vh;
}
.hero {
  padding: 39px 0 0;
  border-top: 1px solid var(--line);
}
.eyebrow {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  color: #64765a;
  margin: 0 0 13px;
}
.hero > .eyebrow {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: #3a5738;
  letter-spacing: 0.13em;
}
.hero-heading {
  display: flex;
  align-items: center;
  gap: 35px;
  justify-content: space-between;
  padding-bottom: 31px;
}
.hero h1 {
  font-size: clamp(2.4rem, 3.75vw, 3.25rem);
  line-height: 1.65;
  white-space: nowrap;
  letter-spacing: 0.025em;
  margin: 0;
  font-weight: 800;
}
.hero h1 span {
  background: linear-gradient(
    transparent 77%,
    #e0e9d7 77%,
    #e0e9d7 94%,
    transparent 94%
  );
}
.hero-heading > p {
  font-family: var(--serif);
  font-size: 0.98rem;
  line-height: 2.05;
  flex-shrink: 0;
  margin: 0;
}
.mobile-break {
  display: none;
}
.hero-meta {
  border-top: 1px solid #2f4533;
  border-bottom: 1px solid #2f4533;
  padding: 15px 0;
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.875rem;
}
.hero-meta > span + span {
  border-left: 1px solid #bcc9b5;
  padding-left: 26px;
}
.hero-meta > a {
  margin-left: auto;
  text-decoration: none;
  font-weight: 600;
  display: flex;
  gap: 32px;
}
.catalog {
  padding: 37px 0 78px;
  scroll-margin-top: 20px;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 24px;
}
.section-heading .eyebrow {
  margin-bottom: 2px;
}
.section-heading h2,
.section-heading h1 {
  margin: 0;
}
.count {
  font-family: Georgia, serif;
  font-weight: 400;
  font-size: 0.9rem;
  vertical-align: middle;
  letter-spacing: 0;
  color: #697661;
  margin-left: 20px;
}
.section-heading form {
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-heading label {
  font-size: 0.875rem;
  font-weight: 400;
}
.section-heading select {
  appearance: auto;
  border: 0;
  border-bottom: 1px solid #afbcaa;
  border-radius: 0;
  background: #fff;
  padding: 9px 5px;
  font-size: 0.875rem;
  min-width: 120px;
}
.categories {
  display: flex;
  gap: 0;
  margin: 0 0 28px;
  border-bottom: 1px solid #bdcbbb;
  flex-wrap: wrap;
}
.categories a,
.categories button {
  font-size: 0.875rem;
  text-decoration: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 23px;
  margin-bottom: -1px;
  letter-spacing: 0.03em;
}
.categories a:first-child,
.categories button:first-child {
  padding-left: 4px;
  padding-right: 27px;
}
.categories .active {
  border-color: #375a35;
  color: #294e2c;
  font-weight: 700;
}
.categories a:hover,
.categories button:hover {
  background: #f5f8f1;
}
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 38px 30px;
}
.course {
  min-width: 0;
  background: white;
}
.course-art {
  display: block;
  aspect-ratio: 16/10;
  position: relative;
  text-decoration: none;
  overflow: hidden;
  background: #f1f5eb;
  border: 1px solid #dce4d7;
}
.course-art > img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.course:hover .course-art > img {
  transform: scale(1.025);
}
.course-cover {
  --cover-ink: #2c5139;
  --cover-line: #b1c3a9;
  height: 100%;
  padding: 18px 22px;
  color: var(--cover-ink);
  background: #e9efdf;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.course-cover.tone-1 {
  background: #f3efe4;
  --cover-ink: #64573d;
  --cover-line: #c9bfa8;
}
.course-cover.tone-2 {
  background: #eaf0ef;
  --cover-ink: #3e5b58;
  --cover-line: #b3c7c1;
}
.cover-top {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  letter-spacing: 0.14em;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--cover-line);
}
.course-cover > strong {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.12vw, 1.88rem);
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.02em;
  position: relative;
  padding: 7px 0;
}
.cover-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font-family: var(--serif);
}
.cover-bottom > span:first-child {
  font-size: 0.875rem;
  letter-spacing: 0.12em;
}
.cover-number {
  font-family: Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--cover-ink);
  opacity: 0.47;
}
.play-tag {
  position: absolute;
  bottom: 14px;
  right: 14px;
  border: 1px solid #a9b79d;
  background: #fffffff2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #3d6237;
  font-size: 1.3rem;
  opacity: 0;
  transition: opacity 0.2s;
}
.course-art:hover .play-tag,
.course-art:focus-visible .play-tag {
  opacity: 1;
}
.pdf-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: #ffffffed;
  color: #345330;
  font-size: 0.875rem;
  padding: 4px 10px;
  border: 1px solid #c5d2bd;
}
.course-copy {
  padding: 16px 0 0;
}
.course-copy .eyebrow {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  letter-spacing: 0.07em;
  color: #75816e;
  margin-bottom: 9px;
}
.course h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.23rem;
  line-height: 1.65;
  margin: 0 0 11px;
  letter-spacing: 0.01em;
}
.course h3 a {
  text-decoration: none;
}
.course h3 a:hover {
  text-decoration: underline;
}
.course-description {
  font-size: 0.875rem;
  line-height: 1.9;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 3.8em;
}
.course-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
}
.course-bottom > span {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.course-bottom a {
  text-decoration: none;
  color: #315630;
}
.course-bottom a span {
  font-size: 1.15rem;
  margin-left: 6px;
}
.category-intro {
  padding: 32px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid #42563a;
  position: relative;
}
.category-intro h1 {
  margin: 0;
}
.category-intro > a {
  position: absolute;
  right: 0;
  bottom: 35px;
  text-decoration: none;
  font-size: 0.9rem;
}
footer {
  max-width: 1200px;
  margin: auto;
  border-top: 1px solid #5c7050;
  padding: 32px 0 35px;
  display: grid;
  grid-template-columns: 1fr auto;
  column-gap: 30px;
}
.footer-brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  gap: 10px;
}
.footer-brand small {
  font-size: 0.9rem;
  font-weight: 400;
}
footer > p {
  font-family: var(--serif);
  font-size: 0.875rem;
  margin: 8px 0 20px;
  grid-column: 1;
}
.footer-navs {
  grid-column: 2;
  grid-row: 1/3;
  align-self: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}
footer nav {
  display: flex;
  gap: 22px;
  font-size: 0.875rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
footer nav a {
  text-decoration: none;
}
footer > small {
  font-size: 0.875rem;
  color: var(--muted);
  grid-column: 1/-1;
}
.breadcrumbs {
  border-top: 1px solid var(--line);
  padding: 19px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.875rem;
}
.breadcrumbs a {
  text-decoration: none;
}
.detail {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 44px;
  padding: 13px 0 39px;
}
.detail h1 {
  font-size: 1.85rem;
  line-height: 1.65;
  margin: 0 0 20px;
}
.video-summary > .eyebrow {
  margin-bottom: 6px;
}
.player {
  position: relative;
  aspect-ratio: 16/9;
  border: 1px solid #c5d1bc;
  background: #f0f4eb;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.player > img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.player iframe {
  height: 100%;
  width: 100%;
  border: 0;
  position: absolute;
  inset: 0;
}
.sample-button {
  position: relative;
  max-width: 94%;
  display: flex;
  align-items: center;
  gap: 13px;
  border: 1px solid #aab99e;
  background: #ffffffed;
  padding: 13px 22px;
  border-radius: 2px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #365330;
}
.sample-button span {
  font-size: 1.7rem;
  line-height: 1;
}
.purchase-panel {
  align-self: start;
  padding: 25px 25px 21px;
  border-top: 2px solid #3b5730;
  background: #f7f9f4;
  border-bottom: 1px solid #d4dfcc;
}
.purchase-panel > .eyebrow {
  margin-bottom: 7px;
}
.purchase-panel h2 {
  font-size: 1.35rem;
  margin-bottom: 15px;
}
.plans {
  border: 0;
  padding: 0;
  margin: 16px 0;
}
.plan {
  display: flex;
  gap: 11px;
  align-items: center;
  border: 1px solid #ccd7c3;
  padding: 16px 12px;
  cursor: pointer;
  background: #fff;
  margin-bottom: 12px;
}
.plan:has(input:checked) {
  border-color: #547342;
  box-shadow: inset 0 0 0 1px #547342;
  background: #f0f5e8;
}
.plan input {
  width: 17px;
  height: 17px;
  accent-color: #466634;
}
.plan span {
  font-family: var(--serif);
  font-size: 1.17rem;
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1.4;
}
.plan small {
  font-family: inherit;
  font-size: 0.875rem;
  display: block;
  font-weight: 400;
  color: #68745f;
  margin-top: 4px;
}
.plan .plan-caption {
  display: block;
  font-family: "Yu Gothic", sans-serif;
  font-size: 0.875rem;
  margin: 0 0 3px;
}
.plan .plan-prefix {
  display: block;
  font-family: "Yu Gothic", sans-serif;
  font-size: 0.875rem;
  margin: 0 0 2px;
}
.plan strong {
  margin-left: auto;
  text-align: right;
  font-size: 0.94rem;
  font-variant-numeric: tabular-nums;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  border: 1px solid #9cb08b;
  border-radius: 2px;
  padding: 14px 22px;
  text-decoration: none;
  background: #edf3e4;
  color: #2b4d25;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.6;
}
.primary {
  background: #dce9c8;
  border-color: #839d68;
  color: #24441d;
}
.primary:hover {
  background: #cfdfb5;
}
.button span {
  margin-left: auto;
}
.secondary {
  background: #fff;
}
.purchase-panel .button,
.checkout .button,
.my form .button {
  width: 100%;
}
.fine {
  font-size: 0.875rem;
  line-height: 1.85;
  margin-top: 12px;
}
.purchase-panel .fine {
  text-align: center;
  margin-bottom: 0;
}
.included {
  list-style: none;
  margin: 19px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid #d3dfc9;
  font-size: 0.875rem;
  color: #647359;
}
.included li:before {
  content: "✓";
  margin-right: 10px;
  color: #53723d;
}
.detail-info {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  gap: 50px;
  border-top: 1px solid #bbcbb1;
  padding: 35px 0 60px;
}
.detail-info h2 {
  font-size: 1.4rem;
}
.prose {
  white-space: pre-wrap;
  line-height: 2.1;
  overflow-wrap: anywhere;
}
.instructor-card {
  display: flex;
  gap: 18px;
  text-decoration: none;
}
.instructor-card img {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: 50%;
  flex-shrink: 0;
}
.instructor-card strong {
  font-family: var(--serif);
  font-size: 1.1rem;
}
.instructor-card p {
  font-size: 0.875rem;
  margin-top: 10px;
}
.instructor-hero {
  display: flex;
  gap: 35px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid #516b43;
}
.instructor-hero img {
  width: 145px;
  height: 145px;
  object-fit: cover;
}
.instructor-hero h1 {
  font-size: 2rem;
}
.narrow {
  max-width: 690px;
  margin: 34px auto 70px;
}
.narrow h1 {
  font-size: 2rem;
}
.back {
  display: inline-block;
  text-decoration: none;
  font-size: 0.875rem;
  color: #69765f;
  margin-bottom: 24px;
}
.order-summary {
  border-top: 2px solid #436033;
  border-bottom: 1px solid #c7d4bd;
  background: #f7f9f3;
  padding: 23px 26px;
  margin: 26px 0;
}
.order-summary h2 {
  font-size: 1.25rem;
}
.order-summary dl {
  margin: 0;
}
.order-summary dl > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin: 10px 0;
  font-size: 0.875rem;
}
.order-summary dd {
  margin: 0;
  text-align: right;
}
.order-summary .total {
  border-top: 1px solid #bcccb0;
  padding-top: 15px;
  font-weight: 700;
  font-size: 1.1rem;
}
.order-summary .fine {
  margin-bottom: 0;
}
form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
}
input:not([type="radio"]):not([type="checkbox"]),
textarea {
  display: block;
  width: 100%;
  border: 1px solid #bfcdb4;
  background: white;
  border-radius: 2px;
  padding: 12px 14px;
  margin: 8px 0 18px;
}
textarea {
  min-height: 130px;
  resize: vertical;
}
.check {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 18px 0;
  font-size: 0.875rem;
  font-weight: 400;
}
.check input {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  margin-top: 4px;
  accent-color: #4e6c39;
}
#card-container {
  min-height: 90px;
  margin: 14px 0;
}
.watch {
  max-width: 1000px;
  margin: 30px auto 60px;
}
.watch h1 {
  font-size: 1.9rem;
}
.watch-heading,
.watch-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 20px 0;
}
.watch-heading p,
.watch-actions p {
  font-size: 0.88rem;
  margin: 0;
}
.badge {
  display: inline-block;
  font-size: 0.875rem;
  background: #eef4e5;
  border: 1px solid #bdcfaa;
  color: #426035;
  padding: 4px 10px;
}
.expired {
  color: #73776d;
  border-color: #d4d9cd;
  background: #f4f5f1;
}
.legal section {
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}
.legal h2 {
  font-size: 1.2rem;
}
.legal p {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.draft-notice {
  padding: 15px 18px;
  font-size: 0.9rem;
  border-left: 3px solid #af9961;
  background: #fbf8ef;
  color: #7b6b3f;
}
.my-item {
  border-top: 1px solid #aebe9f;
  border-bottom: 1px solid var(--line);
  padding: 23px 0;
  margin: 20px 0;
}
.my-item h2 {
  font-size: 1.3rem;
  margin-top: 12px;
}
.my-item p {
  font-size: 0.875rem;
}
.empty {
  padding: 48px 24px;
  background: #f7f9f4;
  border: 1px solid var(--line);
  text-align: center;
  margin: 24px 0;
}
.empty h1 {
  font-size: 1.7rem;
}
.empty h3 {
  font-family: var(--serif);
  margin-bottom: 8px;
}
.admin {
  padding: 32px 0 60px;
  border-top: 1px solid var(--line);
}
.admin h1 {
  font-size: 2rem;
}
.admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  flex-wrap: wrap;
  margin: 20px 0;
}
.table-scroll {
  overflow: auto;
}
table {
  border-collapse: collapse;
  width: 100%;
  text-align: left;
  font-size: 0.875rem;
}
th {
  background: #f0f5e9;
  font-weight: 600;
  white-space: nowrap;
}
td,
th {
  padding: 14px;
  border-bottom: 1px solid var(--line);
}
td {
  max-width: 320px;
  overflow-wrap: anywhere;
}
td button {
  background: #eef4e5;
  border: 1px solid #b9cba6;
  border-radius: 2px;
  padding: 5px 12px;
  white-space: nowrap;
}
dialog {
  border: 1px solid #b1c29e;
  border-radius: 4px;
  padding: 28px;
  width: 760px;
  max-width: calc(100vw - 32px);
  max-height: 90vh;
  overflow: auto;
  box-shadow: 0 15px 70px #28402022;
}
dialog::backdrop {
  background: #2b3c2855;
}
.dialog-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dialog-heading h2 {
  font-size: 1.4rem;
}
.dialog-heading button {
  background: none;
  border: 0;
  font-size: 1.7rem;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 20px;
}
.form-grid .full {
  grid-column: 1/-1;
}
.checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  border: 1px solid var(--line);
  padding: 15px;
  margin-bottom: 20px;
}
.checkboxes label {
  font-size: 0.875rem;
  font-weight: 400;
}
.upload-box {
  padding: 20px;
  background: #f5f8f0;
  border-top: 1px solid #b5c6a1;
  margin: 20px 0;
}
.upload-box h3 {
  font-family: var(--serif);
  font-size: 1.1rem;
}
progress {
  width: 100%;
  height: 18px;
  accent-color: #6e8d4f;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}
.skip {
  position: absolute;
  top: -100px;
  left: 15px;
  padding: 10px;
  z-index: 10;
  background: white;
}
.skip:focus {
  top: 5px;
}
#notice:empty {
  display: none;
}
#notice {
  position: fixed;
  right: 20px;
  bottom: 22px;
  max-width: calc(100vw - 40px);
  padding: 16px 22px;
  border: 1px solid #9bb581;
  background: #f4f8ee;
  color: #3c592e;
  box-shadow: 0 4px 24px #36502615;
  z-index: 100;
  white-space: pre-wrap;
}
#payment-status {
  color: #795b23;
  font-size: 0.9rem;
}
@media (max-width: 1100px) {
  .header,
  main {
    padding-left: 30px;
    padding-right: 30px;
  }
  footer {
    margin-left: 30px;
    margin-right: 30px;
  }
  .hero-heading {
    display: block;
  }
  .hero h1 {
    font-size: 2.8rem;
  }
  .hero-heading > p {
    font-family: inherit;
    font-size: 0.9rem;
    margin-top: 14px;
  }
  .hero-heading > p br {
    display: none;
  }
  .course-grid {
    gap: 30px 22px;
  }
  .course-cover {
    padding: 16px 18px;
  }
  .course-cover > strong {
    font-size: 1.55rem;
  }
  .detail {
    gap: 28px;
  }
  .purchase-panel {
    padding: 21px;
  }
  .plan {
    padding: 12px 9px;
    gap: 6px;
  }
  .plan strong {
    font-size: 0.875rem;
  }
  footer nav {
    flex-wrap: wrap;
    gap: 12px 18px;
    max-width: 380px;
  }
}
@media (max-width: 1000px) and (min-width: 701px) {
  .course-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .course-cover > strong {
    font-size: 1.8rem;
  }
  .detail {
    grid-template-columns: 1.2fr 1fr;
  }
  .hero-meta {
    gap: 18px;
  }
  .hero-meta > span + span {
    padding-left: 18px;
  }
  .hero-meta > a {
    display: none;
  }
  .brand-title small {
    display: none;
  }
}
@media (max-width: 700px) {
  .preview-banner {
    font-size: 13px;
    padding: 3px 10px;
  }
  .header {
    height: 83px;
    padding: 0 20px;
    gap: 10px;
  }
  .brand {
    gap: 12px;
  }
  .brand-logo {
    width: 48px;
    height: 44px;
  }
  .brand-title {
    padding-left: 12px;
    font-size: .98rem;
    letter-spacing: 0.02em;
  }
  .brand-title small {
    display: none;
  }
  .header nav {
    gap: 0;
    font-size: 0.875rem;
  }
  .header nav > a:first-child {
    display: none;
  }
  .my-link {
    padding: 8px 11px;
  }
  .header + .main {
    border: 0;
  }
  main {
    padding: 0 20px;
  }
  .hero {
    padding-top: 25px;
  }
  .hero > .eyebrow {
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
  }
  .hero-heading {
    padding-bottom: 23px;
  }
  .hero h1 {
    font-size: clamp(1.9rem, 7.8vw, 2.75rem);
    letter-spacing: 0.06em;
    line-height: 1.7;
    white-space: normal;
  }
  .mobile-break {
    display: block;
  }
  .hero-heading > p {
    font-family: var(--serif);
    font-size: 0.88rem;
    line-height: 1.9;
    margin-top: 16px;
  }
  .hero-heading > p br {
    display: block;
  }
  .hero-meta {
    padding: 12px 0;
    gap: 9px 14px;
    flex-wrap: wrap;
    font-size: 0.875rem;
  }
  .hero-meta > span + span {
    padding-left: 14px;
  }
  .hero-meta > span:nth-child(3) {
    display: none;
  }
  .hero-meta > a {
    margin-left: auto;
    gap: 8px;
    font-size: 0.875rem;
  }
  .catalog {
    padding: 28px 0 45px;
  }
  .section-heading {
    gap: 10px;
    margin-bottom: 16px;
    align-items: center;
  }
  .section-heading h2 {
    font-size: 1.25rem;
  }
  .section-heading .eyebrow {
    font-size: 0.875rem;
    letter-spacing: 0.03em;
  }
  .section-heading label {
    display: none;
  }
  .section-heading select {
    font-size: 0.875rem;
    padding: 6px 0;
    min-width: 105px;
  }
  .count {
    font-size: 0.875rem;
    margin-left: 13px;
  }
  .categories {
    margin-bottom: 22px;
    gap: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
  }
  .categories a,
  .categories button {
    flex-shrink: 0;
    padding: 10px 14px;
    font-size: 0.875rem;
  }
  .categories a:first-child,
  .categories button:first-child {
    padding-right: 18px;
  }
  .course-grid {
    grid-template-columns: 1fr;
    gap: 31px;
  }
  .course-art {
    aspect-ratio: 16/9;
  }
  .course-cover {
    padding: 17px 22px;
  }
  .cover-top {
    font-size: 0.875rem;
    padding-bottom: 8px;
  }
  .course-cover > strong {
    font-size: 1.7rem;
    line-height: 1.65;
    padding: 8px 0;
  }
  .cover-number {
    font-size: 2.15rem;
  }
  .cover-bottom > span:first-child {
    font-size: 0.875rem;
  }
  .course-copy {
    padding-top: 14px;
  }
  .course-copy .eyebrow {
    font-size: 0.875rem;
  }
  .course h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
  }
  .course-description {
    font-size: 0.875rem;
    line-height: 1.9;
    min-height: 0;
    margin-bottom: 12px;
  }
  .course-bottom {
    font-size: 0.875rem;
    padding-top: 12px;
  }
  .play-tag {
    opacity: 1;
    bottom: 12px;
    right: 12px;
  }
  .cover-number {
    margin-right: 35px;
  }
  .category-intro {
    padding: 22px 0;
  }
  .category-intro h1 {
    font-size: 1.65rem;
  }
  .category-intro > a {
    position: static;
    display: inline-block;
    margin-top: 12px;
    font-size: 0.875rem;
  }
  footer {
    display: block;
    margin: 0 20px;
    padding: 26px 0;
  }
  .footer-brand {
    font-size: 1rem;
  }
  footer > p {
    font-size: 0.875rem;
  }
  footer nav {
    display: flex;
    flex-direction: column;
    font-size: 0.875rem;
    gap: 9px;
    margin: 16px 0 20px;
  }
  .breadcrumbs {
    padding: 14px 0;
    font-size: 0.875rem;
    gap: 9px;
  }
  .detail {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 2px 0 25px;
  }
  .detail h1 {
    font-size: 1.4rem;
    line-height: 1.6;
    margin: 0 0 14px;
    letter-spacing: 0.015em;
  }
  .video-summary > .eyebrow {
    display: none;
  }
  .purchase-panel {
    width: 100%;
    padding: 0;
    border: 0;
    background: #fff;
  }
  .purchase-panel > .eyebrow,
  .purchase-panel h2 {
    display: none;
  }
  .plans {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 0;
  }
  .plan {
    display: grid;
    grid-template-columns: 18px 1fr;
    gap: 6px 8px;
    padding: 12px;
    margin: 0;
  }
  .plan input {
    margin: 0;
  }
  .plan span {
    font-size: 1rem;
  }
  .plan strong {
    grid-column: 1/-1;
    margin: 0;
    text-align: left;
    font-size: 0.875rem;
  }
  .plan small {
    display: none;
  }
  .sample-button {
    font-size: 0.875rem;
    padding: 11px 17px;
  }
  .purchase-panel .fine {
    font-size: 0.875rem;
    margin: 9px 0 0;
  }
  .included {
    display: none;
  }
  .buy-fixed {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 20;
    border-top: 1px solid #9ab180;
    padding: 10px 20px calc(10px + env(safe-area-inset-bottom));
    background: #fffffffa;
  }
  .buy-fixed .button {
    padding: 13px 20px;
  }
  .detail-info {
    grid-template-columns: 1fr;
    gap: 25px;
    padding: 24px 0 40px;
  }
  .detail-info h2 {
    font-size: 1.25rem;
  }
  .detail-info .eyebrow {
    font-size: 0.875rem;
    margin-bottom: 6px;
  }
  .detail-info .prose {
    font-size: 0.93rem;
  }
  .narrow {
    margin: 27px auto 50px;
  }
  .narrow h1,
  .watch h1 {
    font-size: 1.65rem;
  }
  .narrow > p {
    font-size: 0.9rem;
  }
  .order-summary {
    padding: 19px 18px;
  }
  .order-summary dl > div {
    font-size: 0.875rem;
    gap: 14px;
  }
  .order-summary .total {
    font-size: 0.95rem;
  }
  .watch {
    margin: 24px auto 40px;
  }
  .watch-heading {
    gap: 10px;
  }
  .watch-heading p {
    font-size: 0.875rem;
  }
  .watch-actions .button {
    width: 100%;
  }
  .instructor-hero {
    display: block;
    padding: 25px 0;
  }
  .instructor-hero img {
    width: 90px;
    height: 90px;
    margin-bottom: 18px;
  }
  .instructor-hero h1 {
    font-size: 1.6rem;
  }
  .instructor-hero .prose {
    font-size: 0.9rem;
  }
  .admin {
    padding-top: 25px;
  }
  .admin h1 {
    font-size: 1.45rem;
  }
  .admin > .section-heading {
    display: block;
  }
  .admin > .section-heading .badge {
    margin-top: 12px;
  }
  .admin-toolbar .button {
    font-size: 0.875rem;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-grid .full {
    grid-column: 1;
  }
  dialog {
    padding: 20px;
  }
  .empty {
    padding: 30px 18px;
  }
  body:has(.buy-fixed) footer {
    padding-bottom: 100px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

.cover-top,
.cover-bottom {
  flex-shrink: 0;
}
.course-cover > strong {
  min-height: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.course-cover {
  gap: 7px;
}
.course-art > img {
  transition: transform .3s ease;
}
.course-art:hover > img {
  transform: scale(1.035);
}
.art-label {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 11px;
  background: #ffffffed;
  border: 1px solid #e5e9df;
  color: #31513b;
  font-size: 0.875rem;
  letter-spacing: .1em;
}
.art-label b { margin-left: 8px; }
.photo-credit {
  display: block;
  font-size: 0.875rem;
  color: #73806e;
  text-align: right;
  padding-top: 5px;
  line-height: 1.5;
}
.photo-credit a { text-decoration: none; }
.photo-credit a:hover { text-decoration: underline; }
.sample .sample-button:disabled { opacity: 1; }
.course-art.image-unavailable::after {
  content: "未来調達研究所 · 実務講座";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #31513b;
  background: #edf2e7;
  font-family: var(--serif);
}
.cover-bottom {
  min-height: 34px;
}
@media (max-width: 380px) {
  .course-cover > strong {
    font-size: 1.4rem;
    line-height: 1.55;
    -webkit-line-clamp: 2;
  }
  .course-cover {
    padding: 14px 18px;
  }
  .cover-number {
    font-size: 1.7rem;
  }
  .cover-bottom {
    min-height: 25px;
  }
  .hero-meta {
    font-size: 0.875rem;
    gap: 9px;
  }
  .hero-meta > span + span {
    padding-left: 9px;
  }
  .hero-meta > a {
    font-size: 0.875rem;
  }
}

/* Keep cover titles on complete lines at every card width. */
.course-cover > strong {
  padding: 0;
  -webkit-line-clamp: 2;
  flex-shrink: 0;
}
.course-cover {
  gap: 6px;
}
.categories {
  overflow-y: hidden;
}
.categories::-webkit-scrollbar {
  display: none;
}
@media (max-width: 700px) {
  .course-art {
    aspect-ratio: 16/10;
  }
  .categories {
    scrollbar-width: none;
  }
  .course-cover > strong {
    font-size: 1.6rem;
    line-height: 1.6;
  }
  .cover-bottom {
    min-height: 28px;
  }
  .cover-number {
    font-size: 1.9rem;
  }
}
@media (max-width: 380px) {
  .course-cover > strong {
    font-size: 1.35rem;
    line-height: 1.55;
  }
  .cover-top {
    font-size: 0.875rem;
  }
  .course-cover {
    gap: 5px;
  }
}

/* ---- 2026-09-15 改善：検索・講座情報・関連講座・FAQ・講師一覧・期限通知 ---- */
.search {
  display: flex;
  gap: 10px;
  margin: 0 0 22px;
}
.search input[type="search"] {
  flex: 1;
  min-width: 0;
  padding: 13px 16px;
  border: 1px solid #b9c8b0;
  background: #fff;
  font-size: 1rem;
}
.search input[type="search"]::placeholder {
  color: #8a9683;
}
.search .button {
  padding: 12px 22px;
  background: var(--pale);
  border: 1px solid #9ab180;
  white-space: nowrap;
}
.course-audience {
  font-size: 0.9rem;
  color: #55664c;
  margin: 6px 0 0;
}
.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px 20px;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}
.facts > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.facts dt {
  font-size: 0.875rem;
  color: #64765a;
  letter-spacing: 0.08em;
}
.facts dd {
  margin: 0;
  font-weight: 600;
  font-size: 1rem;
  overflow-wrap: anywhere;
}
.learnings {
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
}
.learnings li {
  position: relative;
  padding: 10px 0 10px 34px;
  border-bottom: 1px solid #e3eadc;
  font-size: 1.05rem;
  line-height: 1.8;
}
.learnings li:before {
  content: "✓";
  position: absolute;
  left: 4px;
  top: 10px;
  color: #53723d;
  font-weight: 700;
}
.detail-info .eyebrow + h2 {
  margin-bottom: 14px;
}
.detail-info .prose + .eyebrow {
  margin-top: 36px;
}
.detail-info aside .fine {
  margin-top: 24px;
}
.related {
  border-top: 1px solid #bbcbb1;
  padding: 36px 0 20px;
}
.related .section-heading {
  margin-bottom: 20px;
}
.related .course-grid {
  margin-bottom: 20px;
}
.instructors p {
  font-size: 1.05rem;
}
.instructor-list {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}
.instructor-list .instructor-card {
  padding: 20px;
  border: 1px solid var(--line);
  background: #fbfcf9;
  font-size: 1rem;
}
.instructor-list .instructor-card small {
  display: block;
  margin-top: 6px;
  color: #64765a;
}
.instructor-hero .back {
  display: inline-block;
  margin-top: 16px;
}
.faq-list {
  margin: 28px 0 32px;
  border-top: 1px solid var(--line);
}
.faq-list details {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  cursor: pointer;
  padding: 18px 40px 18px 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 600;
  position: relative;
  list-style: none;
  color: var(--ink);
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary:after {
  content: "＋";
  position: absolute;
  right: 6px;
  top: 16px;
  color: #53723d;
}
.faq-list details[open] summary:after {
  content: "－";
}
.faq-list details p {
  margin: 0 0 22px;
  font-size: 1.02rem;
  line-height: 2;
}
.faq > p a,
.detail-info .fine a {
  color: #315b3f;
}
.expiry-notice {
  margin: 0 0 24px;
  padding: 18px 20px;
  background: #fff8e8;
  border: 1px solid #e3cf8f;
}
.expiry-notice strong {
  display: block;
  font-size: 1.05rem;
  color: #6b4f00;
  margin-bottom: 6px;
}
.expiry-notice p {
  margin: 0 0 14px;
  color: #5c5030;
}
.expiry-notice .button {
  display: inline-flex;
}
@media (max-width: 700px) {
  .footer-navs {
    grid-column: 1;
    grid-row: auto;
    align-items: flex-start;
    margin: 12px 0 18px;
  }
  footer nav {
    justify-content: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}
footer small a {
  color: inherit;
}
@media (max-width: 700px) {
  .header nav {
    font-size: 0.875rem;
  }
  .header nav > a:not(.my-link) {
    display: none;
  }
  .search {
    flex-direction: column;
  }
  .search .button {
    width: 100%;
    justify-content: center;
  }
  .facts {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .included {
    display: block;
    font-size: 0.9rem;
  }
  .learnings li {
    font-size: 1rem;
  }
  .related {
    padding-top: 28px;
  }
  body:has(.buy-fixed) main {
    padding-bottom: 40px;
  }
}

/* ---- 2026-09-15 第2弾：延長・領収書・続きから再生・コンサル導線 ---- */
.cta {
  margin: 36px 0 0;
  padding: 26px 26px 24px;
  background: var(--pale);
  border: 1px solid #c5d2be;
}
.cta h2 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}
.cta p {
  font-size: 1rem;
  margin-bottom: 18px;
}
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.cta-buttons .button {
  background: #fff;
  border-color: #839d68;
}
.cta.compact {
  margin-top: 28px;
  padding: 20px;
}
.cta.compact h2 {
  font-size: 1.15rem;
}
.cta.compact .cta-buttons {
  flex-direction: column;
}
.extend-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 24px 0 0;
  padding: 20px 22px;
  border: 1px solid #839d68;
  background: #f7faf2;
}
.extend-box strong {
  display: block;
  font-size: 1.15rem;
  margin-bottom: 4px;
}
.extend-box p {
  margin: 0;
  font-size: 0.95rem;
}
.extend-box .button {
  white-space: nowrap;
}
.play-choice {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.play-choice .resume {
  background: #dce9c8;
}
.watch-actions .button {
  display: inline-flex;
  margin-right: 10px;
  margin-top: 8px;
}
.receipt-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
  margin: 18px 0 8px;
}
.receipt-form label {
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.95rem;
}
.receipt-form input {
  padding: 12px 14px;
  border: 1px solid #b9c8b0;
  font-size: 1rem;
}
.receipt {
  margin: 28px 0;
  padding: 36px 40px;
  border: 1px solid #333;
  background: #fff;
  color: #111;
  page-break-after: always;
  break-after: page;
}
.receipt header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  border-bottom: 2px solid #333;
  padding-bottom: 8px;
  margin-bottom: 22px;
}
.receipt h2 {
  font-size: 1.9rem;
  letter-spacing: 0.4em;
  margin: 0;
  color: #111;
}
.receipt-no {
  font-size: 0.9rem;
  color: #333;
  margin: 0;
}
.receipt-name {
  font-size: 1.3rem;
  border-bottom: 1px solid #333;
  padding-bottom: 6px;
  margin-bottom: 22px;
  color: #111;
}
.receipt-blank {
  color: #888;
  font-size: 1rem;
}
.receipt-amount {
  font-size: 1.2rem;
  color: #111;
  margin-bottom: 8px;
}
.receipt-amount strong {
  font-size: 1.9rem;
  margin: 0 6px;
}
.receipt-note {
  color: #111;
  margin-bottom: 20px;
}
.receipt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin-bottom: 26px;
}
.receipt-table th,
.receipt-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid #ccc;
  color: #111;
}
.receipt-table th {
  width: 9em;
  font-weight: 500;
  color: #444;
}
.receipt-issuer {
  text-align: right;
  font-size: 0.95rem;
  line-height: 1.9;
  color: #111;
}
@media print {
  .header,
  footer,
  #notice,
  .no-print,
  .skip,
  .preview-banner {
    display: none !important;
  }
  main {
    padding: 0;
    max-width: none;
  }
  .receipt {
    border: 1px solid #000;
    margin: 0 0 20px;
  }
}
@media (max-width: 700px) {
  .cta {
    padding: 20px 18px;
  }
  .cta-buttons {
    flex-direction: column;
  }
  .extend-box {
    flex-direction: column;
    align-items: stretch;
  }
  .receipt {
    padding: 22px 18px;
  }
  .receipt header {
    flex-direction: column;
    gap: 4px;
  }
}

[hidden] {
  display: none !important;
}