:root {
  --color-bg: #ffffff;
  --color-bg-soft: #f7f9ee;
  --color-text: #2a3a38;
  --color-heading: #3a2432;
  --color-accent: #69d1b5;
  --color-accent-deep: #2f7567;
  --color-sub: #ffb6b9;
  --color-line: #dbe7df;
  --color-card: #ffffff;
  --shadow-soft: 0 16px 40px rgba(58, 36, 50, 0.08);
  --shadow-subtle: 0 8px 24px rgba(42, 58, 56, 0.08);
  --radius-lg: 28px;
  --radius-md: 22px;
  --radius-sm: 16px;
  --container: 1100px;
  --font-base: "Helvetica Neue", Arial, "Hiragino Sans", "Yu Gothic", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(105, 209, 181, 0.14), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 182, 185, 0.18), transparent 30%),
    var(--color-bg);
  line-height: 1.8;
  overflow-x: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(105, 209, 181, 0.45);
  outline-offset: 3px;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

.narrow {
  width: min(calc(100% - 40px), 860px);
}

.section {
  padding: 88px 0;
}

.section-soft {
  background: linear-gradient(180deg, rgba(247, 249, 238, 0.96), rgba(255, 255, 255, 0.98));
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading.left-align {
  margin: 0 0 24px;
  text-align: left;
}

.section-label,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--color-accent-deep);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.section-label::before,
.eyebrow::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-sub));
}

h1,
h2,
h3 {
  margin: 0 0 16px;
  color: var(--color-heading);
  line-height: 1.3;
}

h1 {
  font-size: clamp(1.9rem, 5vw, 4.3rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

h3 {
  font-size: 1.2rem;
}

p,
li {
  font-size: 1rem;
}

.lead {
  font-size: 1.08rem;
}

.center {
  text-align: center;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(219, 231, 223, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}

.site-logo {
  max-width: 380px;
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.4;
}

.nav-list,
.footer-nav,
.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-list a,
.footer-nav a {
  font-weight: 600;
  font-size: 0.96rem;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 14px;
  background: var(--color-bg-soft);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: var(--color-heading);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.menu-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  padding-top: 56px;
}

.hero-grid,
.profile-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 42px;
  align-items: center;
}

.hero-copy,
.hero-visual,
.problem-card,
.contact-panel {
  position: relative;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--color-heading);
  background: linear-gradient(135deg, var(--color-accent), #8fe0cb);
  box-shadow: var(--shadow-subtle);
}

.button-secondary {
  border: 1px solid rgba(58, 36, 50, 0.15);
  background: rgba(255, 255, 255, 0.82);
}

.button-large {
  min-width: min(100%, 320px);
  margin-top: 12px;
}

.hero-visual {
  min-height: 440px;
}

.floating-card,
.image-frame,
.profile-placeholder,
.profile-photo {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.floating-card {
  position: absolute;
  width: min(100%, 290px);
  aspect-ratio: 4 / 5;
  padding: 20px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(247, 249, 238, 0.92)),
    linear-gradient(135deg, rgba(105, 209, 181, 0.22), rgba(255, 182, 185, 0.2));
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.floating-card::before {
  content: "";
  position: absolute;
  inset: 20px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(105, 209, 181, 0.18), transparent 50%),
    linear-gradient(135deg, rgba(255, 182, 185, 0.28), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.floating-card img {
  width: 100%;
  height: 100%;
  border-radius: 22px;
  object-fit: cover;
}

.card-header {
  top: 10px;
  left: 10px;
  transform: rotate(-7deg);
}

.card-banner {
  top: 70px;
  right: 10px;
  transform: rotate(6deg);
}

.card-service {
  bottom: 0;
  left: 90px;
  transform: rotate(-2deg);
}

.sample-tag {
  position: absolute;
  left: 24px;
  bottom: 24px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  font-weight: 700;
  color: var(--color-heading);
}

.problem-card,
.info-card,
.value-card,
.menu-card,
.work-card,
.flow-card,
.contact-panel {
  padding: 28px;
  background: var(--color-card);
  border: 1px solid rgba(219, 231, 223, 0.8);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-subtle);
}

.work-image-button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.work-image-button:hover .image-frame,
.work-image-button:focus-visible .image-frame {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(42, 58, 56, 0.14);
}

.menu-card {
  position: relative;
}

.menu-card-featured {
  border-color: rgba(255, 140, 148, 0.7);
  background: #ffffff;
  box-shadow: 0 18px 44px rgba(255, 182, 185, 0.2);
  transform: translateY(-8px);
}

.menu-card-featured h3 {
  color: #cc6f78;
}

.menu-card-featured .menu-copy {
  background: rgba(255, 182, 185, 0.26);
  color: #b95e69;
}

.problem-list,
.menu-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.problem-list li,
.menu-card li {
  margin-bottom: 12px;
}

.card-grid,
.menu-grid,
.flow-grid {
  display: grid;
  gap: 24px;
}

.card-grid-five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.menu-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.flow-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.image-frame {
  min-height: 170px;
  margin-bottom: 20px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(105, 209, 181, 0.12), rgba(255, 182, 185, 0.18));
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.image-frame-large {
  min-height: 220px;
}

.content-image {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  display: block;
}

.menu-copy,
.flow-number {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-deep);
  background: rgba(105, 209, 181, 0.16);
}

.profile-placeholder {
  display: grid;
  place-items: center;
  width: min(100%, 320px);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.6)),
    linear-gradient(135deg, rgba(105, 209, 181, 0.5), rgba(255, 182, 185, 0.5));
  border: 8px solid rgba(255, 255, 255, 0.9);
}

.profile-photo {
  display: block;
  width: min(100%, 320px);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  object-fit: cover;
  border: 8px solid rgba(255, 255, 255, 0.9);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.tag-list li {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--color-bg-soft);
  border: 1px solid rgba(105, 209, 181, 0.25);
  font-size: 0.94rem;
  font-weight: 600;
}

.contact-section {
  padding-top: 36px;
}

.contact-panel {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(247, 249, 238, 0.85), rgba(255, 255, 255, 0.95)),
    #fff;
}

.contact-note,
.section-note {
  margin-top: 22px;
  color: rgba(42, 58, 56, 0.86);
}

.image-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.image-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.image-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(42, 58, 56, 0.72);
  backdrop-filter: blur(8px);
}

.image-modal-content {
  position: relative;
  z-index: 1;
  width: min(100%, 1000px);
  max-height: min(90vh, 920px);
  padding: 20px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 60px rgba(42, 58, 56, 0.2);
}

.image-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(58, 36, 50, 0.08);
  color: var(--color-heading);
  font-size: 1.5rem;
  cursor: pointer;
}

.image-modal-photo {
  display: block;
  width: 100%;
  max-width: 100%;
  max-height: calc(90vh - 40px);
  margin: 0 auto;
  object-fit: contain;
  border-radius: 18px;
}

.site-footer {
  padding: 28px 0 40px;
  background: #fdfdfb;
  border-top: 1px solid rgba(219, 231, 223, 0.8);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-title,
.copyright {
  margin: 0;
}

.footer-title {
  font-weight: 700;
  color: var(--color-heading);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.back-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 25;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 0;
  border-radius: 50%;
  background: var(--color-heading);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.mobile-break {
  display: none;
}

@media (max-width: 1120px) {
  .card-grid-five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 900px) {
  .hero-grid,
  .profile-grid,
  .menu-grid,
  .card-grid-three {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 360px;
  }

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

  .menu-card-featured {
    transform: none;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 72px 0;
  }

  .header-inner {
    min-height: 70px;
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 20px;
    left: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(219, 231, 223, 0.9);
    border-radius: 22px;
    box-shadow: var(--shadow-soft);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .hero {
    padding-top: 36px;
  }

  .hero-visual {
    min-height: 320px;
  }

  .card-service {
    left: 30px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .container,
  .narrow {
    width: min(calc(100% - 24px), var(--container));
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .site-logo {
    max-width: 240px;
    font-size: 0.8rem;
  }

  .button {
    width: 100%;
  }

  .card-grid-five,
  .card-grid-four,
  .card-grid-three,
  .flow-grid {
    grid-template-columns: 1fr;
  }

  .problem-card,
  .info-card,
  .value-card,
  .menu-card,
  .work-card,
  .flow-card,
  .contact-panel {
    padding: 22px;
  }

  .hero-visual {
    min-height: 320px;
    margin-top: 20px;
  }

  .floating-card {
    width: 76%;
  }

  .card-header {
    top: 24px;
    left: 0;
  }

  .card-banner {
    top: 88px;
    right: 0;
  }

  .card-service {
    left: 18px;
    bottom: -12px;
  }

  .profile-placeholder {
    width: min(100%, 250px);
  }

  .profile-photo {
    width: min(100%, 250px);
  }

  .mobile-break {
    display: block;
  }

  .image-modal {
    padding: 12px;
  }

  .image-modal-content {
    padding: 16px;
    border-radius: 22px;
  }

  .image-modal-photo {
    max-height: calc(88vh - 32px);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}