:root {
  --background: #f7f5f1;
  --primary: #5b6856;
  --secondary: #8a7a6b;
  --neutral: #b7b0a5;
  --border: #e6e0d8;
  --text: #3f433f;
  --accent: #4fccd2;
  --white: rgba(255, 255, 255, 0.92);
  --font-serif: "Noto Serif JP", "Zen Old Mincho", serif;
  --font-logo: "Cormorant Garamond", "Playfair Display", serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.03em;
  text-rendering: optimizeLegibility;
}

body.is-loading {
  overflow: hidden;
}

html.show-opening .site-header,
html.show-opening main,
html.show-opening .floating-actions,
html.show-opening .site-footer {
  opacity: 0;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

button {
  font: inherit;
}

:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 4px;
}

.opening {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  background: var(--background);
  color: var(--primary);
  transition: opacity 900ms var(--ease), visibility 900ms var(--ease);
}

html.show-opening .opening {
  display: grid;
}

.opening span {
  font-family: var(--font-logo);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.08em;
}

.opening.is-hidden {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 22px clamp(20px, 5vw, 64px);
  background: linear-gradient(to bottom, rgba(247, 245, 241, 0.9), rgba(247, 245, 241, 0));
}

.logo {
  display: inline-block;
  color: var(--text);
  font-family: var(--font-logo);
  font-size: 1.55rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.08em;
}

.header-nav {
  display: none;
  gap: 28px;
  color: var(--secondary);
  font-family: var(--font-logo);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.header-nav a {
  transition: color 220ms ease;
}

.header-nav a:hover {
  color: var(--primary);
}

.hero {
  min-height: 100svh;
  padding: 92px 20px 72px;
}

.hero-frame {
  position: relative;
  width: min(100%, 1180px);
  min-height: calc(100svh - 174px);
  margin: 0 auto;
}

.hero-images {
  position: relative;
  min-height: clamp(380px, 56svh, 640px);
}

.hero-image {
  position: absolute;
  margin: 0;
  overflow: hidden;
}

.hero-image img {
  height: 100%;
  object-fit: cover;
}

.hero-image-large {
  top: 0;
  right: 4%;
  width: 70%;
  height: 62%;
}

.hero-image-large img {
  object-position: center 45%;
}

.hero-image-tall {
  top: 24%;
  left: 0;
  width: 38%;
  height: 64%;
}

.hero-image-tall img {
  object-position: center 36%;
}

.hero-image-wide {
  right: 10%;
  bottom: 0;
  width: 46%;
  height: 36%;
}

.hero-image-wide img {
  object-position: center 50%;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(100%, 650px);
  margin: clamp(0px, 1.4vw, 14px) auto 0;
  padding: clamp(14px, 2.2vw, 22px) clamp(2px, 2vw, 22px) 0;
  background: var(--background);
}

.section-kicker {
  margin: 0 0 22px;
  color: var(--secondary);
  font-family: var(--font-logo);
  font-size: 0.9rem;
  line-height: 1.4;
  letter-spacing: 0.1em;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.08em;
}

h1 {
  font-size: clamp(1.9rem, 9vw, 3.45rem);
}

h2 {
  font-size: clamp(1.55rem, 7vw, 2.75rem);
}

h3 {
  font-size: 1.35rem;
}

p {
  margin: 0;
  color: var(--primary);
}

p + p {
  margin-top: 1.15em;
}

.hero-copy p:not(.section-kicker) {
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 34px;
  padding: 0 28px;
  border: 1px solid var(--primary);
  border-radius: 8px;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  transition: transform 240ms ease, border-color 240ms ease, color 240ms ease, background-color 240ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.button-primary {
  background: var(--primary);
  color: var(--background);
}

.button-primary:hover {
  background: #53604e;
  color: var(--background);
}

.button-outline {
  color: var(--primary);
  background: transparent;
}

.section {
  padding: clamp(104px, 18vw, 188px) 20px;
}

.section-quiet {
  min-height: 72svh;
  display: grid;
  align-items: center;
}

.section-inner {
  width: min(100%, 700px);
  margin: 0 auto;
}

.section-inner.split {
  display: grid;
  gap: clamp(40px, 8vw, 76px);
}

.section-body {
  margin-top: clamp(34px, 6vw, 48px);
}

.split .section-body {
  margin-top: 0;
}

.lead {
  color: var(--primary);
}

.concept .section-inner,
.about-lueur .section-inner,
.service .section-inner,
.final-cta .section-inner {
  width: min(100%, 640px);
}

.about .section-inner {
  width: min(100%, 1080px);
}

.about-layout {
  display: grid;
  gap: clamp(38px, 8vw, 78px);
}

.about-photo {
  width: min(74%, 360px);
  margin: 0 auto;
}

.about-photo img {
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center 36%;
}

.about-content {
  display: grid;
}

.service-list {
  display: grid;
  gap: 32px;
  margin-top: clamp(48px, 8vw, 72px);
  padding-top: clamp(28px, 5vw, 40px);
  border-top: 1px solid var(--border);
}

.service-list h3 {
  color: var(--text);
  font-family: var(--font-logo);
  font-size: 1.28rem;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

.service-list p {
  margin-top: 8px;
  color: var(--secondary);
  font-size: 0.94rem;
}

.service {
  text-align: left;
}

.instagram {
  padding-top: clamp(110px, 18vw, 180px);
}

.instagram-galleries {
  display: grid;
  width: min(100%, 1040px);
  margin: clamp(58px, 9vw, 100px) auto 0;
  padding: 0 20px;
  gap: clamp(76px, 12vw, 132px);
}

.instagram-heading {
  display: grid;
  gap: 20px;
  align-items: end;
  margin-bottom: 26px;
}

.instagram-heading h3 {
  font-family: var(--font-logo);
  font-size: 1.8rem;
  letter-spacing: 0.08em;
}

.instagram-heading p {
  margin-top: 4px;
  color: var(--secondary);
  font-size: 0.9rem;
}

.instagram-heading .button {
  width: fit-content;
  margin-top: 0;
}

.instagram-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(8px, 2vw, 16px);
}

.instagram-grid img {
  aspect-ratio: 1;
  object-fit: cover;
}

.text-flow {
  display: grid;
  gap: 0;
  margin: clamp(38px, 7vw, 56px) 0 0;
  padding: 0;
  list-style: none;
}

.text-flow li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--border);
}

.text-flow li:last-child {
  border-bottom: 1px solid var(--border);
}

.text-flow span {
  color: var(--secondary);
  font-family: var(--font-logo);
  letter-spacing: 0.1em;
}

.text-flow h3 {
  font-size: 1rem;
}

.text-flow p {
  margin-top: 6px;
  color: var(--secondary);
  font-size: 0.95rem;
}

.faq-list {
  margin-top: clamp(44px, 8vw, 68px);
}

.faq-list details {
  border-top: 1px solid var(--border);
}

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

.faq-list summary {
  cursor: pointer;
  padding: 25px 0;
  color: var(--text);
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--secondary);
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  padding-bottom: 25px;
  color: var(--secondary);
  font-size: 0.95rem;
}

.final-cta {
  min-height: 78svh;
}

.floating-actions {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  display: grid;
  gap: 10px;
}

.float-button {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 10px 30px rgba(63, 67, 63, 0.08);
  color: var(--primary);
  cursor: pointer;
  transition: transform 240ms ease, box-shadow 240ms ease;
}

.float-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(63, 67, 63, 0.12);
}

.float-button svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.instagram-panel {
  position: absolute;
  right: 0;
  bottom: 116px;
  display: grid;
  min-width: 156px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 14px 38px rgba(63, 67, 63, 0.1);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease;
}

.instagram-panel.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.instagram-panel a {
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--primary);
  font-size: 0.9rem;
}

.instagram-panel a:hover {
  background: rgba(230, 224, 216, 0.45);
}

.site-footer {
  display: grid;
  gap: 42px;
  padding: 80px 20px 40px;
  border-top: 1px solid var(--border);
}

.footer-brand,
.footer-links {
  width: min(100%, 1120px);
  margin: 0 auto;
}

.footer-brand p {
  margin-top: 28px;
}

.footer-brand .copyright {
  color: var(--secondary);
  font-family: var(--font-logo);
  font-size: 0.86rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  color: var(--secondary);
  font-size: 0.86rem;
}

.footer-links a:hover {
  color: var(--primary);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 900ms var(--ease), transform 900ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .opening {
    display: none;
  }

  body.is-loading {
    overflow: auto;
  }
}

@media (min-width: 720px) {
  .header-nav {
    display: flex;
  }

  .hero {
    padding-inline: clamp(40px, 6vw, 72px);
  }

  .hero-images {
    min-height: clamp(500px, 62svh, 680px);
  }

  .hero-copy {
    margin-top: clamp(0px, 1.2vw, 14px);
    margin-left: 7%;
  }

  .hero-image-large {
    top: 0;
    right: 8%;
    width: 62%;
    height: 60%;
  }

  .hero-image-tall {
    top: 25%;
    left: 2%;
    width: 34%;
    height: 62%;
  }

  .hero-image-wide {
    right: 17%;
    bottom: 0;
    width: 41%;
    height: 36%;
  }

  .section-inner.split {
    grid-template-columns: minmax(240px, 0.82fr) minmax(0, 1fr);
    align-items: start;
  }

  .about-layout {
    grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1fr);
    align-items: center;
  }

  .about-photo {
    width: 100%;
    margin: 0;
  }

  .service-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(48px, 9vw, 96px);
  }

  .instagram-heading {
    grid-template-columns: 1fr auto;
  }

  .text-flow li {
    grid-template-columns: 72px 1fr;
  }

  .site-footer {
    padding-inline: 40px;
  }
}

@media (max-width: 767px) {
  .site-header {
    gap: 18px;
  }

  .header-nav {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    color: var(--secondary);
    font-size: 0.78rem;
    scrollbar-width: none;
  }

  .header-nav::-webkit-scrollbar {
    display: none;
  }

  .section {
    padding-block: clamp(84px, 20vw, 118px);
  }

  h1 {
    font-size: clamp(1.85rem, 8vw, 2.1rem);
  }

  h2 {
    font-size: clamp(1.5rem, 6.2vw, 1.75rem);
  }

  body {
    font-size: 15.5px;
  }

  .section-kicker {
    font-size: 0.8rem;
  }

  .concept,
  .about-lueur,
  .final-cta {
    text-align: center;
  }

  .about-photo {
    width: min(82%, 340px);
  }

  .service-list {
    display: grid;
    gap: 0;
  }

  .service-list > div {
    padding: 20px 0;
    border-top: 1px solid var(--border);
  }

  .service-list > div:last-child {
    border-bottom: 1px solid var(--border);
  }

  .instagram-block {
    display: grid;
  }

  .instagram-heading {
    display: contents;
  }

  .instagram-heading > div {
    order: 1;
    margin-bottom: 20px;
  }

  .instagram-grid {
    order: 2;
  }

  .instagram-heading .button {
    order: 3;
    margin-top: 22px;
  }

  .text-flow li {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1040px) {
  body {
    font-size: 17px;
  }

  .hero {
    padding-top: 108px;
  }

  .hero-frame {
    min-height: calc(100svh - 190px);
  }

  .hero-copy {
    margin-left: calc((100vw - 1180px) / 2 + 84px);
  }

  .section-inner.split {
    gap: 104px;
  }

  .site-footer {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 520px);
    align-items: end;
  }
}