:root {
  --sumi: #101216;
  --sumi-2: #171A20;
  --sumi-3: #1F232B;
  --paper: #F6F5F1;
  --paper-2: #EDEBE3;
  --card: #FCFBF8;
  --ink: #1C1E24;
  --sub: #5C5E66;
  --faint: #6D6E76;
  --gold: #7D683A;
  --gold-2: #C9AF74;
  --gold-3: #E4D3A6;
  --line: #DCD9CF;
  --line-d: #2A2E37;
  --mincho: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --gothic: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --serif: "EB Garamond", Georgia, "Times New Roman", serif;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(76px + env(safe-area-inset-top, 0px));
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--gothic);
  font-size: 15px;
  line-height: 2;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}

h1,
h2,
h3 {
  text-wrap: balance;
}

a {
  color: inherit;
}

.wrap {
  max-width: 1060px;
  margin: 0 auto;
  padding-inline: 24px;
}

/* ---------- header ---------- */
.top {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: rgba(16, 18, 22, .9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 175, 116, .18);
}

.top .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 60px;
  max-width: 1200px;
}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand img {
  height: 15px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  color: #B9B4A6;
  text-decoration: none;
  letter-spacing: .06em;
  white-space: nowrap;
}

.nav a:hover {
  color: var(--gold-3);
}

.topcta {
  display: flex;
  gap: 10px;
  margin-left: 8px;
}

@media(max-width:960px) {
  .nav {
    display: none;
  }

  .topcta {
    margin-left: auto;
  }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6em;
  font-family: var(--gothic);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: .08em;
  line-height: 1;
  transition: transform .45s cubic-bezier(.34, 1.56, .64, 1), opacity .25s ease;
  white-space: nowrap;
}

.btn:hover {
  opacity: .86;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(1px) scale(.97);
  transition-duration: .15s, .15s;
}

.btn-gold {
  background: var(--gold-2);
  color: #17130A;
  padding: 15px 30px;
  font-size: 14px;
}

.btn-gold small {
  font-weight: 500;
  font-size: 11px;
  opacity: .75;
}

.btn-ghost {
  border: 1px solid rgba(201, 175, 116, .55);
  color: #EAE3CF;
  padding: 14px 26px;
  font-size: 13.5px;
  background: transparent;
}

.btn-ghost.on-paper {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-sm {
  padding: 0 20px;
  min-height: 44px;
  font-size: 12.5px;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--sumi);
  color: #F2EEE2;
  overflow: hidden;
}

.gridart {
  position: absolute;
  right: -14%;
  top: -22%;
  bottom: -22%;
  width: 64%;
  pointer-events: none;
  background:
    radial-gradient(closest-side at 32% 60%, rgba(201, 175, 116, .30), transparent 65%),
    radial-gradient(closest-side at 70% 28%, rgba(154, 129, 73, .20), transparent 60%),
    repeating-linear-gradient(90deg, rgba(201, 175, 116, .30) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(0deg, rgba(201, 175, 116, .26) 0 1px, transparent 1px 84px);
  -webkit-mask-image: radial-gradient(closest-side at 45% 50%, #000 25%, rgba(0, 0, 0, .5) 58%, transparent 80%);
  mask-image: radial-gradient(closest-side at 45% 50%, #000 25%, rgba(0, 0, 0, .5) 58%, transparent 80%);
  transform: rotate(7deg);
}

.gridart::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(9px 9px at 27% 49%, rgba(232, 207, 146, .9), transparent 60%),
    radial-gradient(6px 6px at 51% 71%, rgba(232, 207, 146, .6), transparent 60%),
    radial-gradient(8px 8px at 63% 35%, rgba(214, 183, 116, .7), transparent 60%),
    radial-gradient(5px 5px at 38% 23%, rgba(214, 183, 116, .5), transparent 60%);
}

.hero-inner {
  position: relative;
  padding-block: 0;
}

.hero-main {
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  gap: 52px;
  align-items: center;
  padding-block: 80px 64px;
}

.hero-main>* {
  min-width: 0;
}

.hero-logo {
  height: 30px;
  width: auto;
  display: block;
  margin: 0 0 32px;
}

.hero-photos {
  --bleed: calc((100vw - min(1060px, 100vw))/2 + 24px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-right: calc(-1*var(--bleed));
}

.hero-photos img {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  filter: grayscale(1) contrast(1.04);
}

.hero h1 {
  font-family: var(--mincho);
  font-weight: 700;
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.72;
  letter-spacing: .06em;
  margin: 0 0 28px;
  color: #F7F3E6;
  white-space: nowrap;
  animation: rise .9s cubic-bezier(.2, .7, .2, 1) both;
}

@media(max-width:420px) {
  .hero h1 {
    font-size: 26px;
  }
}

@keyframes rise {
  from {
    transform: translateY(14px);
  }

  to {
    transform: translateY(0);
  }
}

@media(prefers-reduced-motion:reduce) {
  .hero h1 {
    animation: none;
  }
}

.hero .lede {
  max-width: 34em;
  font-size: 15.5px;
  line-height: 2.2;
  color: #C9C3B2;
  margin: 0 0 34px;
}

.hero .lede b {
  color: #F0E9D5;
  font-weight: 700;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.hero-stats {
  position: relative;
  border-top: 1px solid var(--line-d);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.hstat {
  padding: 26px 10px 30px;
  text-align: center;
  border-left: 1px solid var(--line-d);
}

.hstat:first-child {
  border-left: none;
}

.hstat .v {
  font-family: var(--serif);
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1;
  color: var(--gold-3);
}

.hstat .v small {
  font-family: var(--gothic);
  font-size: .42em;
  font-weight: 500;
  color: #B9AE8D;
  margin-left: 4px;
}

.hstat .k {
  font-size: 12.5px;
  letter-spacing: .14em;
  color: #9B9581;
  margin-top: 10px;
}

.hero-foot {
  font-size: 12px;
  color: #8B8672;
  text-align: right;
  padding: 10px 0 18px;
}

@media(max-width:860px) {
  .hero-main {
    grid-template-columns: 1fr;
    gap: 44px;
    padding-block: 56px 44px;
  }

  .hero-photos {
    margin-inline: calc(-1*var(--bleed));
  }

  .hero-photos img {
    aspect-ratio: 2/1;
  }
}

@media(max-width:640px) {
  .hero .lede {
    font-size: 14px;
  }

  .hero-logo {
    height: 24px;
  }

  .hstat .k {
    letter-spacing: .06em;
  }
}

/* ---------- section scaffolding ---------- */
.sec {
  padding-block: 80px;
}

.sec.alt {
  background: var(--paper-2);
}

.sec.dark {
  background: var(--sumi);
  color: #EDE8D9;
}

@media(max-width:640px) {
  .sec {
    padding-block: 56px;
  }
}

.eyebrow {
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  letter-spacing: .14em;
  color: var(--gold);
  margin: 0 0 14px;
}

.eyebrow::after {
  content: "";
  display: inline-block;
  width: 44px;
  height: 1px;
  background: var(--gold);
  vertical-align: middle;
  margin-left: 14px;
  opacity: .6;
}

.dark .eyebrow {
  color: var(--gold-2);
}

.sec h2 {
  font-family: var(--mincho);
  font-weight: 700;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.85;
  letter-spacing: .05em;
  margin: 0 0 22px;
}

.sec .lead {
  max-width: 38em;
  word-break: auto-phrase;
  text-wrap: pretty;
  color: var(--sub);
  font-size: 15px;
  margin: 0 0 48px;
}

.dark .lead {
  color: #A9A28C;
}

/* ---------- message (vertical) ---------- */
.msg {
  background: var(--sumi);
  color: #EDE7D6;
  position: relative;
  overflow: hidden;
}

.msg .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
  align-items: center;
  justify-content: space-between;
}

.tate-catch {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--mincho);
  font-weight: 700;
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: .26em;
  line-height: 1.3;
  color: #F5EFDE;
  margin: 0;
  border-right: 1px solid rgba(201, 175, 116, .35);
  padding-right: 30px;
}

.msg-poem {
  flex: 1;
  min-width: 250px;
  max-width: 27em;
}

.msg-poem p {
  margin: 0 0 1.5em;
  font-family: var(--mincho);
  font-weight: 500;
  font-size: 15px;
  line-height: 2.35;
  letter-spacing: .08em;
  color: #CFC8B2;
}

.msg-poem p:last-child {
  margin-bottom: 0;
}

.msg-right {
  max-width: 380px;
}

.msg-right .mission-label {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--gold-2);
  margin: 0 0 16px;
}

.msg-right .mission {
  font-family: var(--mincho);
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 700;
  line-height: 2.1;
  letter-spacing: .08em;
  margin: 0 0 26px;
  color: #F2ECDA;
}

.msg-right p.small {
  font-size: 13.5px;
  line-height: 2.2;
  color: #A79F89;
  margin: 0;
}

@media(max-width:760px) {
  .msg .wrap {
    gap: 40px;
  }

  .tate-catch {
    margin-inline: auto;
    border-right: none;
    padding-right: 0;
    font-size: 24px;
  }
}

/* ---------- problem table ---------- */
.ptable {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  box-shadow: 0 1px 4px rgba(50, 42, 20, .06);
}

.ptable th {
  text-align: left;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--faint);
  font-weight: 700;
  padding: 16px 26px;
  border-bottom: 1px solid var(--ink);
}

.ptable td {
  padding: 19px 26px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 14.5px;
}

.ptable tr:last-child td {
  border-bottom: none;
}

.ptable td.who {
  font-family: var(--mincho);
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
  width: 9em;
  color: var(--ink);
}

.ptable td.why {
  color: var(--sub);
}

.p-close {
  margin: 40px 0 0;
  padding: 26px 32px;
  background: var(--sumi);
  color: #EFE9D8;
  font-family: var(--mincho);
  font-size: clamp(16px, 1.9vw, 20px);
  letter-spacing: .06em;
  line-height: 2;
}

.p-close b {
  color: var(--gold-3);
  font-weight: 700;
}

@media(max-width:640px) {
  .ptable td {
    padding: 14px 16px;
    font-size: 13.5px;
  }

  .ptable td.who {
    width: auto;
    font-size: 14.5px;
  }

  .ptable th {
    padding: 12px 16px;
  }
}

/* ---------- three env ---------- */
.envs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line);
}

.env {
  background: var(--card);
  padding: 36px 30px 34px;
}

.env .no {
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--gold);
  letter-spacing: .1em;
}

.env h3 {
  font-family: var(--mincho);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .06em;
  margin: 14px 0 14px;
  line-height: 1.7;
}

.env p {
  margin: 0;
  font-size: 13.5px;
  color: var(--sub);
  line-height: 2.1;
}

@media(max-width:760px) {
  .envs {
    grid-template-columns: 1fr;
  }
}

.env-close {
  margin-top: 44px;
  text-align: center;
  font-family: var(--mincho);
  font-size: clamp(17px, 2.2vw, 22px);
  letter-spacing: .1em;
  line-height: 2;
}

.env-close b {
  border-bottom: 2px solid var(--gold-2);
  padding-bottom: 4px;
  font-weight: 700;
}

/* ---------- how it works ---------- */
.how {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2px;
  border: 1px solid var(--line);
  background: var(--line);
}

.how>div {
  background: var(--card);
  padding: 38px 36px;
}

.how .tag {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--faint);
  margin: 0 0 20px;
}

.how .bring p {
  font-family: var(--mincho);
  font-size: 17.5px;
  line-height: 2.2;
  letter-spacing: .04em;
  margin: 0;
}

.how .bring b {
  color: var(--gold);
  font-weight: 700;
}

.notlist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.notlist li {
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
  color: var(--sub);
  display: flex;
  gap: 14px;
  align-items: baseline;
}

.notlist li:last-child {
  border-bottom: none;
}

.notlist li::before {
  content: "✕";
  color: var(--gold);
  font-size: 12px;
  flex: none;
}

.notlist b {
  color: var(--ink);
  font-weight: 700;
}

@media(max-width:760px) {
  .how {
    grid-template-columns: 1fr;
  }
}

/* ---------- session media ---------- */
.media-row {
  display: grid;
  grid-template-columns: 3.16fr 1fr;
  gap: 16px;
  align-items: start;
  margin-bottom: 18px;
}

.media {
  margin: 0;
}

.media video,
.media img {
  display: block;
  width: 100%;
  background: #0B0D10;
}

.media.landscape video {
  aspect-ratio: 16/9;
  object-fit: cover;
}

.media.portrait video {
  aspect-ratio: 9/16;
  object-fit: cover;
}

.media.wide img {
  aspect-ratio: 21/9;
  object-fit: cover;
}

.media figcaption {
  font-size: 12.5px;
  color: var(--sub);
  letter-spacing: .08em;
  padding-top: 10px;
}

@media(max-width:760px) {
  .media-row {
    grid-template-columns: 1fr;
  }

  .media.portrait {
    text-align: center;
  }

  .media.portrait video {
    max-width: 300px;
    margin-inline: auto;
  }
}

.strip-label {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--faint);
  margin: 40px 0 0;
}

.strips {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.strip {
  overflow: hidden;
  display: flex;
}

.strip-track {
  display: flex;
  gap: 14px;
  padding-right: 14px;
  flex: none;
  animation: strip-move 70s linear infinite;
}

.strip.rev .strip-track {
  animation-duration: 62s;
  animation-direction: reverse;
}

.strip:hover .strip-track {
  animation-play-state: paused;
}

.strip img {
  display: block;
  height: 185px;
  width: auto;
  background: #0B0D10;
}

@keyframes strip-move {
  to {
    transform: translateX(-100%);
  }
}

@media(max-width:640px) {
  .strip img {
    height: 125px;
  }
}

@media(prefers-reduced-motion:reduce) {
  .strip {
    overflow-x: auto;
  }

  .strip-track {
    animation: none;
  }

  .strip-track[aria-hidden] {
    display: none;
  }
}

/* ---------- proof tiles ---------- */
.tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.tile {
  background: var(--sumi-2);
  padding: 34px 26px 30px;
  border-top: 2px solid var(--gold-2);
}

.tile .v {
  font-family: var(--serif);
  font-size: clamp(38px, 4.4vw, 54px);
  line-height: 1;
  color: var(--gold-3);
  font-variant-numeric: tabular-nums;
}

.tile .v small {
  font-family: var(--gothic);
  font-size: .36em;
  font-weight: 500;
  color: #B0A582;
  margin-left: 5px;
  letter-spacing: .06em;
}

.tile .k {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .12em;
  color: #E8E1CC;
  margin-top: 14px;
}

.tile .c {
  font-size: 12.5px;
  color: #8E8871;
  margin-top: 6px;
  line-height: 1.8;
}

.proof-note {
  font-size: 12.5px;
  color: #8E8871;
  margin-top: 26px;
  line-height: 1.9;
}

@media(max-width:760px) {
  .tiles {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .tile {
    padding: 24px 18px 22px;
  }

  .tile:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

/* ---------- questions ---------- */
.qgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.q {
  background: var(--card);
  border-left: 3px solid var(--gold-2);
  padding: 20px 26px;
  font-family: var(--mincho);
  font-size: 15px;
  line-height: 2;
  letter-spacing: .03em;
  box-shadow: 0 1px 3px rgba(50, 42, 20, .05);
}

.q::before {
  content: "「";
  color: var(--gold);
}

.q::after {
  content: "」";
  color: var(--gold);
}

.q-close {
  margin: 40px 0 0;
  text-align: center;
  font-family: var(--mincho);
  font-size: clamp(15px, 1.9vw, 19px);
  letter-spacing: .08em;
  color: var(--ink);
}

@media(max-width:700px) {
  .qgrid {
    grid-template-columns: 1fr;
  }
}

/* ---------- members ---------- */
.voices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}

.voice {
  background: var(--card);
  padding: 30px 32px;
  border-top: 1px solid var(--gold-2);
  box-shadow: 0 1px 4px rgba(50, 42, 20, .05);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: transform .5s cubic-bezier(.3, 1.4, .6, 1), box-shadow .5s ease;
}

.voice:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(50, 42, 20, .12);
}

.voice p {
  margin: 0;
  font-size: 13.5px;
  line-height: 2.15;
  color: #3C3E45;
}

.voice .who {
  margin-top: auto;
  font-size: 12.5px;
  color: var(--faint);
  line-height: 1.8;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}

.voice .who b {
  display: block;
  color: var(--ink);
  font-size: 13px;
}

@media(max-width:900px) {
  .voices {
    grid-template-columns: 1fr;
  }
}

.companies {
  columns: 3;
  column-gap: 40px;
  font-size: 12.5px;
  line-height: 2.3;
  color: var(--sub);
  margin: 0;
  padding: 0;
  list-style: none;
}

.companies li {
  break-inside: avoid;
}

.comp-note {
  font-size: 12.5px;
  color: var(--faint);
  margin-top: 22px;
}

@media(max-width:760px) {
  .companies {
    columns: 2;
  }
}

@media(max-width:460px) {
  .companies {
    columns: 1;
  }
}

/* ---------- classes ---------- */
.classes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.cls {
  background: var(--card);
  box-shadow: 0 2px 10px rgba(50, 42, 20, .07);
  display: flex;
  flex-direction: column;
}

.cls .head {
  background: var(--sumi);
  color: #F2ECDA;
  padding: 26px 32px;
}

.cls .head .en {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: .05em;
  color: var(--gold-3);
}

.cls .head .jp {
  font-size: 13px;
  color: #B6AF99;
  margin-top: 6px;
  letter-spacing: .06em;
}

.cls .body {
  padding: 28px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
  height: auto;
}

.cls dl {
  margin: 0;
  display: grid;
  grid-template-columns: 7.5em 1fr;
  row-gap: 0;
}

.cls dt {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--faint);
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.cls dd {
  margin: 0;
  font-size: 13.5px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  line-height: 2;
}

.cls dd:last-of-type,
.cls dt:last-of-type {
  border-bottom: none;
}

.cls .copy {
  font-family: var(--mincho);
  font-size: 15.5px;
  letter-spacing: .04em;
  margin: 0 0 16px;
  line-height: 2;
  font-weight: 600;
}

.cls .copy .num {
  font-family: var(--serif);
  color: var(--gold);
  font-size: 1.25em;
}

@media(max-width:820px) {
  .classes {
    grid-template-columns: 1fr;
  }
}

.cls-note {
  margin-top: 36px;
  background: var(--card);
  border: 1px solid var(--line);
  padding: 22px 30px;
  font-size: 13px;
  color: var(--sub);
  line-height: 2.1;
}

.cls-note b {
  color: var(--ink);
}

/* ---------- expandable (more) ---------- */
.more>summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--gold);
}

.more>summary::-webkit-details-marker {
  display: none;
}

.more>summary::after {
  content: "＋";
  font-weight: 400;
  transition: transform .4s cubic-bezier(.34, 1.56, .64, 1);
}

.more[open]>summary::after {
  transform: rotate(45deg);
}

.more>summary .o,
.more[open]>summary .c {
  display: none;
}

.more[open]>summary .o {
  display: inline;
}

@supports (interpolate-size: allow-keywords) {
  .more::details-content {
    block-size: 0;
    overflow: clip;
    transition: block-size .45s cubic-bezier(.3, 1.2, .5, 1), content-visibility .45s allow-discrete;
  }

  .more[open]::details-content {
    block-size: auto;
  }
}

.cls .more dl {
  margin-top: 4px;
}

.comp-more {
  margin-top: 40px;
}

.comp-more>summary {
  border-bottom: 1px solid var(--line);
}

.comp-more .companies {
  margin-top: 20px;
}

.q-more {
  margin-top: 14px;
}

.q-more>summary {
  justify-content: center;
  border-top: none;
}

.q-more .qgrid {
  margin-top: 4px;
}

/* ---------- flow ---------- */
.flow {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  counter-reset: fl;
}

.fstep {
  background: var(--card);
  padding: 34px 30px;
  position: relative;
  box-shadow: 0 1px 4px rgba(50, 42, 20, .05);
  transition: transform .5s cubic-bezier(.3, 1.4, .6, 1), box-shadow .5s ease;
}

.fstep:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(50, 42, 20, .12);
}

@media(prefers-reduced-motion:reduce) {

  .btn,
  .voice,
  .fstep,
  .faq summary::after {
    transition: none;
  }

  .btn:hover,
  .btn:active,
  .voice:hover,
  .fstep:hover {
    transform: none;
  }
}

.fstep .no {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--gold);
  letter-spacing: .08em;
}

.fstep h3 {
  font-family: var(--mincho);
  font-size: 19px;
  font-weight: 700;
  margin: 10px 0 4px;
  letter-spacing: .06em;
}

.fstep p {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--sub);
  line-height: 2.1;
}

.fstep.hot {
  background: var(--sumi);
  color: #EFE9D8;
}

.fstep.hot h3 {
  color: #F5EFDE;
}

.fstep.hot p {
  color: #A9A28C;
}

.fstep.hot .no {
  color: var(--gold-2);
}

@media(max-width:760px) {
  .flow {
    grid-template-columns: 1fr;
  }
}

/* ---------- faq ---------- */
.faq {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 48px;
  align-items: start;
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq details:nth-child(-n+2) {
  border-top: 1px solid var(--line);
}

@media(max-width:760px) {
  .faq {
    grid-template-columns: 1fr;
  }

  .faq details:nth-child(2) {
    border-top: none;
  }
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  gap: 20px;
  align-items: baseline;
  padding: 18px 8px;
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: .03em;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::before {
  content: "Q";
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  font-size: 17px;
  flex: none;
}

.faq summary::after {
  content: "＋";
  margin-left: auto;
  color: var(--faint);
  font-weight: 400;
  flex: none;
  transition: transform .4s cubic-bezier(.34, 1.56, .64, 1);
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

@supports (interpolate-size: allow-keywords) {
  :root {
    interpolate-size: allow-keywords;
  }

  .faq details::details-content {
    block-size: 0;
    overflow: clip;
    transition: block-size .45s cubic-bezier(.3, 1.2, .5, 1), content-visibility .45s allow-discrete;
  }

  .faq details[open]::details-content {
    block-size: auto;
  }
}

.faq .a {
  display: flex;
  gap: 20px;
  padding: 0 8px 20px;
}

.faq .a::before {
  content: "A";
  font-family: var(--serif);
  font-style: italic;
  color: var(--faint);
  font-size: 17px;
  flex: none;
}

.faq .a p {
  margin: 0;
  font-size: 14px;
  color: var(--sub);
  line-height: 1.9;
}

/* ---------- founder ---------- */
.founder .wrap {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 64px;
  align-items: start;
}

.founder h2 {
  margin-bottom: 34px;
}

.founder .story p {
  margin: 0 0 1.6em;
  font-size: 14.5px;
  line-height: 2.3;
  color: #3A3C43;
}

.founder .story p:last-child {
  margin-bottom: 0;
}

.founder .story .pull {
  font-family: var(--mincho);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink);
  border-left: 3px solid var(--gold-2);
  padding-left: 20px;
}

.sign {
  margin-top: 34px;
}

.sign .role {
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--faint);
}

.sign .name {
  font-family: var(--mincho);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: .14em;
  margin-top: 6px;
}

.sign .name small {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  color: var(--faint);
  margin-left: 14px;
  letter-spacing: .06em;
  font-weight: 400;
}

.prof {
  background: var(--card);
  padding: 30px 32px;
  box-shadow: 0 1px 4px rgba(50, 42, 20, .06);
  border-top: 1px solid var(--gold-2);
}

.prof-photo {
  display: block;
  width: calc(100% + 64px);
  margin: -30px -32px 26px;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: 50% 18%;
}

.prof .h {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--faint);
  margin: 0 0 16px;
}

.prof p {
  margin: 0;
  font-size: 13px;
  color: var(--sub);
  line-height: 2.2;
}

@media(max-width:820px) {
  .founder .wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .prof-photo {
    aspect-ratio: 16/10;
    object-position: 50% 20%;
  }
}

/* ---------- closing ---------- */
.closing {
  position: relative;
  background: var(--sumi);
  color: #F2ECDA;
  overflow: hidden;
  text-align: center;
}

.closing .gridart {
  right: auto;
  left: -18%;
  transform: rotate(-6deg);
  opacity: .7;
}

.closing .inner {
  position: relative;
  padding-block: 72px;
}

.closing .cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- footer ---------- */
.foot {
  background: #0B0D10;
  color: #857F6B;
  padding-block: 26px;
  font-size: 12.5px;
}

.foot .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  align-items: center;
  justify-content: space-between;
}

.foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.foot a {
  color: #9B9480;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.foot a:hover {
  color: var(--gold-3);
}

/* ---------- revisions ---------- */
.nw {
  white-space: nowrap;
}

.trust {
  background: var(--sumi-2);
  border-top: 1px solid var(--line-d);
  border-bottom: 1px solid var(--line-d);
  padding-block: 26px;
  color: #BDB6A2;
}

.trust .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
}

.trust-label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: #8E8871;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
  flex: 1;
  min-width: 0;
}

.trust-list li {
  font-family: var(--mincho);
  font-weight: 600;
  font-size: 15px;
  color: #DCD4BD;
  letter-spacing: .03em;
}

.trust-more {
  font-size: 12.5px;
  color: var(--gold-2);
  text-decoration: none;
  white-space: nowrap;
}

.trust-more:hover {
  color: var(--gold-3);
}

.solve {
  margin-top: 64px;
}

.solve-h {
  font-family: var(--mincho);
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  letter-spacing: .04em;
  margin: 0 0 28px;
}

.solve-h b {
  color: var(--gold);
}

.notlist.inline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 28px;
  margin-top: 28px;
}

.notlist.inline li {
  border-bottom: none;
  font-size: 13.5px;
}

@media(max-width:760px) {
  .notlist.inline {
    grid-template-columns: 1fr;
  }

  .notlist.inline li {
    border-bottom: 1px dashed var(--line);
  }

  .trust-list li {
    font-size: 13.5px;
  }
}

/* 10. 本文の字間を控えめに */
.hero .lede,
.sec .lead,
.env p,
.msg-right p.small {
  letter-spacing: .02em;
}

.hstat .k {
  letter-spacing: .06em;
}

/* 4. モバイルのヒーロー写真・ヘッダー */
@media(max-width:860px) {
  .hero-photos {
    gap: 8px;
  }

  .hero-photos img {
    aspect-ratio: 5/2;
  }
}

@media(max-width:640px) {
  .topcta .btn-ghost {
    display: none;
  }
}