:root {
  --bg: #eceeea;
  --paper: #f8f9f5;
  --ink: #272b23;
  --sub: #646b5d;
  --line: #d6dacd;
  --accent: #7e9258;
  --accent-d: #657744;
  --accent-pale: #dfe5d2;
  --max: 1120px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 64px;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system,
    "Noto Sans JP", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  word-break: auto-phrase;
  -webkit-font-smoothing: antialiased;
}

/* PCだけで効かせる手動改行（スマホでは自然な折り返しに任せる） */
.pc-br {
  display: inline;
}

@media (max-width: 640px) {
  .pc-br {
    display: none;
  }
}

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

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.4;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

/* 文節ロック：この単位の途中では改行しない（Safari対応の改行コントロール） */
.ph {
  display: inline-block;
}

::selection {
  background: var(--accent);
  color: #fff;
}

.wrap {
  margin: 0 auto;
  max-width: var(--max);
  padding: 0 26px;
}

.accent {
  color: var(--accent-d);
}

/* Header */
header {
  backdrop-filter: blur(8px);
  background: rgba(236, 238, 234, 0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav {
  align-items: center;
  display: flex;
  height: 68px;
  justify-content: space-between;
}

.logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.2;
}

a.logo {
  color: inherit;
  text-decoration: none;
  display: inline-block;
}

.logo small {
  color: var(--accent-d);
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.3em;
  margin-top: 3px;
}

.nav ul {
  display: flex;
  font-size: 12px;
  gap: 24px;
  letter-spacing: 0.08em;
  list-style: none;
}

.nav ul a {
  color: var(--sub);
  transition: color 0.2s ease;
}

.nav ul a:hover {
  color: var(--accent-d);
}

.nav-cta {
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent-d);
  font-size: 12px;
  padding: 8px 16px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-cta:hover {
  background: var(--accent);
  color: #fff;
}

.nav-actions {
  align-items: center;
  display: flex;
  gap: 10px;
}

.insta-link {
  align-items: center;
  border: 1px solid var(--accent);
  border-radius: 50%;
  color: var(--accent-d);
  display: flex;
  height: 34px;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
  width: 34px;
}

.insta-link svg {
  fill: none;
  height: 17px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  width: 17px;
}

.insta-link:hover {
  background: var(--accent);
  color: #fff;
}

/* Hero */
.hero {
  padding: 0;
}

.hero-mosaic {
  background: var(--line);
  display: grid;
  grid-template-columns: 0.9fr 1.2fr 1.05fr 0.85fr;
  grid-template-rows: repeat(2, minmax(260px, auto));
  min-height: calc(100svh - 68px);
  overflow: hidden;
}

.mosaic-brand {
  align-items: flex-end;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(24px, 3.2vw, 50px);
  padding-bottom: 12px;
}

.mosaic-name {
  align-self: flex-start;
  font-size: clamp(35px, 4.5vw, 70px);
  font-weight: 700;
  letter-spacing: -0.07em;
  line-height: 0.8;
}

.mosaic-label {
  color: var(--accent-d);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.6;
  text-align: right;
}

.mosaic-logo {
  align-self: center;
  aspect-ratio: 1 / 1;
  margin: auto 0;
  mix-blend-mode: multiply;
  position: relative;
  width: min(96%, 300px);
}

.mosaic-logo .logo-core {
  height: auto;
  width: 100%;
}

.logo-orbit {
  animation: logo-spin 45s linear infinite;
  height: 100%;
  inset: 0;
  position: absolute;
  transform-origin: 50% 50%;
  width: 100%;
}

.logo-orbit text {
  fill: rgba(125, 143, 87, 0.55);
  font-family: "Arial Rounded MT Bold", "Hiragino Maru Gothic ProN",
    "Helvetica Neue", Arial, sans-serif;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 2.5px;
}

@keyframes logo-spin {
  to {
    transform: rotate(360deg);
  }
}

.mosaic-photo {
  margin: 0;
  overflow: hidden;
  position: relative;
}

.mosaic-photo::after {
  background: linear-gradient(transparent 70%, rgba(23, 28, 20, 0.48));
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.mosaic-photo img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.mosaic-photo figcaption {
  bottom: 14px;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  left: 15px;
  letter-spacing: 0.14em;
  position: absolute;
  z-index: 1;
}

.mosaic-top {
  grid-column: 2 / 4;
}

.mosaic-top img {
  object-position: 50% 52%;
}

.mosaic-space {
  grid-column: 1 / 3;
}

.mosaic-copy {
  background: var(--accent-d);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(26px, 3.2vw, 48px);
}

.mosaic-copy .eyebrow {
  color: var(--accent-pale);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.19em;
  margin-bottom: 18px;
}

.mosaic-copy h1 {
  font-size: clamp(16px, 1.7vw, 28px);
  letter-spacing: -0.02em;
  line-height: 1.45;
  margin-bottom: 18px;
}

.mosaic-copy h1 span {
  white-space: nowrap;
}

.mosaic-copy > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(10px, 1vw, 13px);
  line-height: 1.9;
}

.mosaic-copy a {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.42);
  display: flex;
  font-size: 10px;
  font-weight: 700;
  justify-content: space-between;
  letter-spacing: 0.1em;
  margin-top: 24px;
  padding-bottom: 8px;
}

/* Shared sections */
section {
  padding: 82px 0;
}

.alt {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.sec-head {
  margin: 0 auto 50px;
  max-width: 720px;
  text-align: center;
}

.sec-head .en {
  color: var(--accent-d);
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.28em;
  margin-bottom: 10px;
}

.sec-head h2 {
  font-size: clamp(24px, 3.4vw, 34px);
}

.sec-head p {
  color: var(--sub);
  font-size: 14px;
  margin-top: 14px;
}

.grid {
  display: grid;
  gap: 20px;
}

/* Services */
.services .grid {
  gap: 26px;
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  padding: 28px 22px 24px;
  text-align: center;
}

.card .ico {
  align-items: center;
  color: #687063;
  display: flex;
  height: 112px;
  justify-content: center;
  margin: 24px auto 22px;
  width: 100%;
}

.card .ico svg {
  fill: none;
  height: 88px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.6;
  width: 88px;
}

.card h3 {
  font-size: 18px;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.card .service-en {
  color: #a1a69d;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.service-items {
  color: var(--sub);
  font-size: 12px;
  line-height: 1.7;
  list-style: none;
  margin-bottom: 18px;
}

.service-items li + li {
  margin-top: 3px;
}

.service-desc {
  border-top: 1px solid var(--line);
  color: var(--sub);
  font-size: 11.5px;
  line-height: 1.8;
  margin-top: auto;
  padding-top: 14px;
  text-align: center;
}

/* Strengths */
.strengths .grid {
  grid-template-columns: repeat(3, 1fr);
}

.strength {
  padding: 8px 10px;
}

.strength .num {
  color: var(--accent-d);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  margin-bottom: 12px;
}

.strength h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.strength p {
  color: var(--sub);
  font-size: 14px;
}

/* Labo */
.labo {
  background: var(--accent-pale);
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.labo .sec-head {
  margin-bottom: 0;
  max-width: 760px;
}

/* Works */
.works .grid {
  grid-template-columns: repeat(3, 1fr);
}

.work {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: zoom-in;
  overflow: hidden;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.work:hover {
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.work-img {
  aspect-ratio: 4 / 3;
  background: var(--line);
  overflow: hidden;
  position: relative;
}

.work-img img {
  display: block;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  width: 100%;
}

.work:hover .work-img img {
  transform: scale(1.05);
}

.work-meta {
  align-items: center;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 13px;
}

.work-meta .work-cat {
  color: #657744;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.work-by {
  color: #96968b;
  font-size: 11px;
  letter-spacing: 0.06em;
}

.work .ph {
  align-items: center;
  background: repeating-linear-gradient(
    45deg,
    #e5e8df,
    #e5e8df 10px,
    #dfe3d7 10px,
    #dfe3d7 20px
  );
  color: var(--sub);
  display: flex;
  flex-direction: column;
  font-size: 13px;
  inset: 0;
  justify-content: center;
  position: absolute;
}

.work .ph span {
  font-size: 22px;
  margin-bottom: 6px;
  opacity: 0.5;
}


.note {
  color: var(--sub);
  font-size: 13px;
  margin-top: 24px;
  text-align: center;
}

/* Members */
.members .grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 44px;
}

.member {
  text-align: center;
}

.member .avatar {
  aspect-ratio: 1;
  margin: 0 auto 20px;
  max-width: 180px;
  overflow: hidden;
  width: 100%;
}

.member .avatar img {
  height: 100%;
  object-fit: contain;
  width: 100%;
}

.member h3 {
  font-size: 17px;
}

.member .role {
  color: var(--accent-d);
  font-size: 12px;
  letter-spacing: 0.06em;
  margin: 6px 0 12px;
}

.member p {
  color: var(--sub);
  font-size: 13px;
  text-align: left;
  word-break: normal;
}

/* Flow */
.flow-list {
  counter-reset: step;
  margin: 0 auto;
  max-width: 760px;
}

.flow-item {
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 22px;
  padding: 22px 0;
}

.flow-item:last-child {
  border-bottom: 0;
}

.flow-item .n {
  align-items: center;
  background: var(--accent);
  border-radius: 50%;
  color: #fff;
  counter-increment: step;
  display: flex;
  flex: 0 0 auto;
  font-size: 15px;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.flow-item .n::before {
  content: counter(step);
}

.flow-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.flow-item p {
  color: var(--sub);
  font-size: 14px;
}

/* Pricing point (推しポイント) */
.pricing {
  background: var(--accent-d);
  color: #fff;
  text-align: center;
}

.pricing-inner {
  margin: 0 auto;
  max-width: 720px;
}

.pricing-eyebrow {
  color: var(--accent-pale);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.28em;
  margin-bottom: 16px;
}

.pricing h2 {
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.5;
  margin-bottom: 22px;
}

.pricing-lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  line-height: 2;
  margin-bottom: 30px;
}

.pricing-lead strong {
  color: #fff;
}

.pricing-btn {
  background: #fff;
  border-radius: 999px;
  color: var(--accent-d);
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 15px 34px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing-btn:hover {
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
  transform: translateY(-2px);
}

/* Contact */
.contact {
  text-align: center;
}

.contact .box {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  margin: 0 auto;
  max-width: 680px;
  padding: 48px 28px;
}

.contact .en {
  color: var(--accent-d);
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.28em;
  margin-bottom: 12px;
}

.contact h2 {
  font-size: clamp(22px, 3.4vw, 28px);
  margin-bottom: 16px;
}

.contact p {
  color: var(--sub);
  font-size: 14px;
  margin-bottom: 8px;
}

.contact .mail {
  align-items: center;
  background: var(--accent-d);
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  color: #fff;
  display: inline-flex;
  font-size: clamp(15px, 2.4vw, 20px);
  font-weight: 700;
  gap: 12px;
  letter-spacing: 0.04em;
  margin: 24px 0 0;
  max-width: 100%;
  padding: 16px 30px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.contact .mail .mail-addr {
  white-space: nowrap;
}

.contact .mail svg {
  fill: none;
  flex-shrink: 0;
  height: 22px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  width: 22px;
}

.contact .mail .mail-arrow {
  font-size: 0.85em;
  transition: transform 0.2s ease;
}

.contact .mail:hover {
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.contact .mail:hover .mail-arrow {
  transform: translate(2px, -2px);
}

.mail-hint {
  color: var(--sub);
  font-size: 12px;
  margin: 10px 0 18px;
}

.contact .small {
  font-size: 12px;
}

/* Footer */
footer {
  background: var(--ink);
  color: #cbd1c1;
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 40px 24px;
  text-align: center;
}

footer .logo {
  color: #fff;
  margin-bottom: 8px;
}

footer .logo small {
  color: #aab59a;
}

.footer-insta {
  align-items: center;
  border: 1px solid rgba(203, 209, 193, 0.45);
  border-radius: 999px;
  color: #cbd1c1;
  display: inline-flex;
  gap: 8px;
  letter-spacing: 0.08em;
  margin-top: 16px;
  padding: 7px 16px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.footer-insta svg {
  fill: none;
  height: 15px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  width: 15px;
}

.footer-insta:hover {
  background: #cbd1c1;
  border-color: #cbd1c1;
  color: var(--ink);
}

.copyright {
  margin-top: 14px;
  opacity: 0.7;
}

@media (max-width: 900px) {
  .nav ul {
    gap: 16px;
  }

  .hero-mosaic {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: minmax(300px, auto) 340px 240px auto;
    min-height: 0;
  }

  .mosaic-logo {
    width: 170px;
  }

  .mosaic-brand {
    grid-column: 1;
    grid-row: 1;
  }

  .mosaic-desk {
    grid-column: 2;
    grid-row: 1;
  }

  .mosaic-top {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .mosaic-space {
    grid-column: 1;
    grid-row: 3;
  }

  .mosaic-art {
    grid-column: 2;
    grid-row: 3;
  }

  .mosaic-copy {
    grid-column: 1 / -1;
    grid-row: 4;
    min-height: 270px;
  }

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

  .card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 18px 26px;
  }

  .card .ico {
    height: 84px;
    margin: 16px auto 16px;
  }

  .card .ico svg {
    height: 64px;
    width: 64px;
  }
}

@media (max-width: 760px) {
  .nav ul {
    display: none;
  }

  .strengths .grid,
  .members .grid {
    grid-template-columns: 1fr;
  }

  .strengths .grid {
    gap: 34px;
  }

  .members .grid {
    margin: 0 auto;
    max-width: 430px;
  }

  .member p {
    text-align: center;
  }

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

@media (max-width: 520px) {
  .wrap {
    padding: 0 20px;
  }

  .nav {
    height: 64px;
  }

  .nav-cta {
    padding: 7px 12px;
  }

  .nav-actions {
    gap: 8px;
  }

  .insta-link {
    height: 31px;
    width: 31px;
  }

  .contact .mail {
    font-size: clamp(11.5px, 4vw, 15px);
    gap: 8px;
    letter-spacing: 0.01em;
    padding: 14px 18px;
  }

  .contact .mail svg {
    height: 18px;
    width: 18px;
  }

  .hero-mosaic {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(320px, auto) 260px auto repeat(3, 210px);
  }

  .mosaic-logo {
    width: 168px;
  }

  .mosaic-brand {
    grid-column: 1;
    grid-row: 1;
    padding: 24px;
  }

  .mosaic-name {
    font-size: 52px;
  }

  .mosaic-top {
    grid-column: 1;
    grid-row: 2;
  }

  .mosaic-copy {
    grid-column: 1;
    grid-row: 3;
    min-height: 300px;
    padding: 36px 24px;
  }

  .mosaic-copy h1 {
    font-size: 30px;
  }

  .mosaic-space {
    grid-column: 1;
    grid-row: 4;
  }

  .mosaic-desk {
    grid-column: 1;
    grid-row: 5;
  }

  .mosaic-art {
    grid-column: 1;
    grid-row: 6;
  }

  section {
    padding: 66px 0;
  }

  .services .grid,
  .works .grid {
    grid-template-columns: 1fr;
  }

  .flow-item {
    gap: 14px;
  }

  .contact .box {
    padding: 38px 20px;
  }
}

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

  .logo-orbit {
    animation: none;
  }

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

/* トップに戻るボタン */
.to-top {
  align-items: center;
  background: var(--accent-d);
  border: none;
  border-radius: 50%;
  bottom: 24px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
  color: #fff;
  cursor: pointer;
  display: flex;
  height: 46px;
  justify-content: center;
  opacity: 0;
  position: fixed;
  right: 24px;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease, background 0.2s ease;
  visibility: hidden;
  width: 46px;
  z-index: 60;
}

.to-top svg {
  fill: none;
  height: 20px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
  width: 20px;
}

.to-top.show {
  opacity: 1;
  transform: none;
  visibility: visible;
}

.to-top:hover {
  background: var(--accent);
}

@media (max-width: 520px) {
  .to-top {
    bottom: 18px;
    height: 42px;
    right: 18px;
    width: 42px;
  }
}

/* Lightbox（実績画像の拡大表示） */
.lightbox {
  align-items: center;
  background: rgba(26, 29, 23, 0.88);
  cursor: zoom-out;
  display: flex;
  flex-direction: column;
  inset: 0;
  justify-content: center;
  opacity: 0;
  padding: 28px;
  pointer-events: none;
  position: fixed;
  transition: opacity 0.25s ease;
  z-index: 100;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox img {
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  max-height: 80vh;
  max-width: min(92vw, 1000px);
  transform: scale(0.96);
  transition: transform 0.25s ease;
}

.lightbox.open img {
  transform: scale(1);
}

.lb-cap {
  color: #e6e9e0;
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-top: 16px;
}

.lb-close {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 34px;
  line-height: 1;
  position: absolute;
  right: 22px;
  top: 16px;
}

/* ===== FAQ（2026/8/14 追加：SEO＝FAQ構造化データの表示本体） ===== */
.faq-list {
  margin: 0 auto;
  max-width: 760px;
}

.faq-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  list-style: none;
  padding: 18px 52px 18px 22px;
  position: relative;
}

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

.faq-item summary::after {
  border-bottom: 2px solid var(--accent-d);
  border-right: 2px solid var(--accent-d);
  content: "";
  height: 8px;
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s;
  width: 8px;
}

.faq-item[open] summary::after {
  transform: translateY(-20%) rotate(-135deg);
}

.faq-a {
  border-top: 1px solid var(--line);
  color: var(--sub);
  font-size: 14px;
  padding: 16px 22px 20px;
}

.faq-a a {
  color: var(--accent-d);
  font-weight: 700;
}