/* Kikuchi Line Support
   配色: 白 / 濃いブルー / 黄色。営業導線と可読性を優先。 */

:root {
  --color-bg: #ffffff;
  --color-bg-muted: #f4f7fb;
  --color-ink: #1a2433;
  --color-ink-soft: #4a6280;
  --color-primary: #0b3a6e;
  --color-primary-dark: #062445;
  --color-accent: #f5c518;
  --color-accent-hover: #e0b10a;
  --color-line: #d7e0ec;
  --color-card: #ffffff;
  --shadow-soft: 0 10px 30px rgba(11, 58, 110, 0.08);
  --radius: 14px;
  --container: 1080px;
  --header-h: 72px;
  --font: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --ease: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

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

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-primary-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid #1768b0;
  outline-offset: 3px;
}

h1,
h2,
h3 {
  line-height: 1.35;
  letter-spacing: 0.02em;
  margin: 0 0 0.6em;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 0.75rem 1rem;
  z-index: 1000;
  font-weight: 700;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(8px);
}

.header-inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.brand:hover {
  color: inherit;
}

.brand-mark {
  display: inline-flex;
  gap: 4px;
  height: 34px;
  align-items: stretch;
}

.brand-mark span {
  width: 8px;
  border-radius: 2px;
  transform: skewX(-18deg);
}

.brand-mark span:nth-child(1),
.brand-mark span:nth-child(3) {
  background: var(--color-primary);
}

.brand-mark span:nth-child(2) {
  background: var(--color-accent);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-en {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--color-primary);
}

.brand-ja {
  font-size: 0.75rem;
  color: var(--color-ink-soft);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.primary-nav a {
  text-decoration: none;
  color: var(--color-ink);
  font-size: 0.92rem;
  font-weight: 500;
}

.primary-nav a:not(.btn):hover {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--ease);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--ease), background var(--ease), box-shadow var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  box-shadow: 0 8px 18px rgba(245, 197, 24, 0.35);
}

.btn-accent:hover {
  background: var(--color-accent-hover);
  color: var(--color-primary-dark);
}

.btn-lg {
  padding: 0.95rem 1.6rem;
  font-size: 1rem;
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: rgba(6, 36, 69, 0.38);
  color: #fff;
  box-shadow: none;
}

.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.header-cta {
  margin-left: 0.4rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: clamp(580px, calc(100svh - var(--header-h)), 760px);
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 36, 69, 0.55) 0%, rgba(6, 36, 69, 0.78) 55%, rgba(6, 36, 69, 0.9) 100%),
    linear-gradient(90deg, rgba(6, 36, 69, 0.45), transparent 60%);
}

.hero-stripes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      -18deg,
      transparent 0 38px,
      rgba(245, 197, 24, 0.08) 38px 42px
    );
  mix-blend-mode: soft-light;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 5rem 0 3.5rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid rgba(245, 197, 24, 0.55);
  border-radius: 999px;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero h1 {
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  font-weight: 800;
  margin-bottom: 1rem;
  text-wrap: balance;
}

.hero-lead {
  font-size: clamp(0.98rem, 2vw, 1.1rem);
  color: rgba(255, 255, 255, 0.92);
  max-width: 36em;
}

.hero-lead strong {
  color: #fff;
  font-size: 1.08em;
}

.hero-actions {
  margin: 1.6rem 0 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-price {
  display: grid;
  width: min(100%, 420px);
  margin-top: 1.35rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-left: 5px solid var(--color-accent);
  border-radius: 12px;
  background: rgba(6, 36, 69, 0.72);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(5px);
}

.hero-price span,
.hero-price small {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
}

.hero-price strong {
  margin: 0.1rem 0;
  font-size: 1.18rem;
}

.hero-price em {
  color: var(--color-accent);
  font-size: 1.35em;
  font-style: normal;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-points li {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.pc-only {
  display: none;
}

@media (min-width: 768px) {
  .pc-only {
    display: inline;
  }
}

/* Sections */
.section {
  padding: 4.5rem 0;
  position: relative;
}

.section-muted {
  background: var(--color-bg-muted);
}

.section-muted::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), transparent 70%);
  opacity: 0.35;
}

.section-head {
  margin-bottom: 2rem;
}

.section-label {
  margin: 0 0 0.4rem;
  color: var(--color-primary);
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.section-head h2 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  color: var(--color-primary-dark);
}

.section-desc,
.section-note {
  color: var(--color-ink-soft);
  max-width: 42em;
}

.section-note {
  margin-top: 1.5rem;
  font-size: 0.95rem;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

.card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
  box-shadow: var(--shadow-soft);
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.card:hover {
  transform: translateY(-3px);
  border-color: #b9c9dd;
  box-shadow: 0 14px 34px rgba(11, 58, 110, 0.12);
}

.concern-card {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.concern-card p {
  margin: 0;
  font-weight: 600;
}

.card-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 700;
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: #eaf1f9;
  color: var(--color-primary);
  display: grid;
  place-items: center;
  margin-bottom: 0.9rem;
}

.service-card h3 {
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}

.service-card p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

.service-card .note {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: #6b7f97;
}

/* Cases */
.cases-grid {
  display: grid;
  gap: 1.2rem;
}

@media (min-width: 768px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.case-card {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.case-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--color-line);
}

.case-frame {
  aspect-ratio: 4 / 3;
  background: #e8eef6;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.case-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-label {
  position: absolute;
  left: 0.7rem;
  top: 0.7rem;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
}

.case-placeholder {
  text-align: center;
  color: var(--color-ink-soft);
  font-weight: 700;
  padding: 1rem;
  font-size: 0.92rem;
}

.case-placeholder small {
  display: block;
  margin-top: 0.35rem;
  font-weight: 500;
  font-size: 0.8rem;
}

.case-card figcaption {
  padding: 0.9rem 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* Features */
.feature-list {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .feature-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--color-line);
  border-left: 5px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1.3rem 1.2rem;
  box-shadow: var(--shadow-soft);
  transition: transform var(--ease);
}

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

.feature-num {
  font-weight: 800;
  color: var(--color-primary);
  font-size: 1.1rem;
  line-height: 1;
}

.feature-item h3 {
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.feature-item p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

/* Pricing */
.pricing-table {
  display: grid;
  gap: 0.8rem;
}

.pricing-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  padding: 1.1rem 1.2rem;
}

.pricing-row:first-child {
  border: 2px solid var(--color-accent);
  box-shadow: 0 12px 28px rgba(11, 58, 110, 0.1);
}

.pricing-row:first-child .pricing-price {
  font-size: 1.15rem;
}

.pricing-row strong {
  color: var(--color-primary-dark);
}

.pricing-price {
  font-weight: 800;
  color: var(--color-primary);
  white-space: nowrap;
}

.pricing-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

/* Tags */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tag-list li {
  background: #fff;
  border: 1px solid var(--color-line);
  border-bottom: 3px solid var(--color-accent);
  border-radius: 10px;
  padding: 0.7rem 1rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-soft);
}

/* Area */
.area-layout {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 800px) {
  .area-layout {
    grid-template-columns: 1.3fr 0.9fr;
  }
}

.area-main {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
  color: var(--color-primary);
  margin: 0.4rem 0 0.2rem;
}

.area-note {
  font-weight: 600;
  color: var(--color-ink-soft);
}

.area-visual {
  position: relative;
  width: 100%;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(11, 58, 110, 0.16);
  border-radius: 20px;
  background: var(--color-primary-dark);
  box-shadow: 0 20px 44px rgba(6, 36, 69, 0.18);
}

.area-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.area-visual figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  padding: 2.4rem 1.15rem 1rem;
  background: linear-gradient(180deg, transparent, rgba(6, 36, 69, 0.92));
  color: #fff;
}

.area-visual figcaption strong {
  font-size: 1.05rem;
}

.area-visual figcaption span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.82rem;
}

/* Flow */
.flow-list {
  display: grid;
  gap: 0.9rem;
}

@media (min-width: 768px) {
  .flow-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .flow-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

.flow-item {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.1rem;
  position: relative;
  box-shadow: var(--shadow-soft);
}

.flow-item::after {
  content: "";
  position: absolute;
  right: -0.55rem;
  top: 1.4rem;
  width: 10px;
  height: 2px;
  background: var(--color-accent);
  display: none;
}

@media (min-width: 960px) {
  .flow-item:not(:last-child)::after {
    display: block;
  }
}

/* FAQ */
.faq-layout {
  display: grid;
  gap: 1.5rem 3rem;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

.faq-list details {
  border: 1px solid var(--color-line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.faq-list summary {
  position: relative;
  padding: 1rem 3rem 1rem 1.15rem;
  color: var(--color-primary-dark);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 1.15rem;
  top: 50%;
  width: 1.6rem;
  height: 1.6rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #eaf1f9;
  color: var(--color-primary);
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.faq-list details p {
  margin: 0;
  padding: 0 1.15rem 1.1rem;
  color: var(--color-ink-soft);
  font-size: 0.93rem;
}

@media (min-width: 900px) {
  .faq-layout {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
  }

  .faq-layout .section-head {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    margin-bottom: 0;
  }
}

.flow-num {
  display: inline-block;
  font-weight: 800;
  color: var(--color-accent);
  background: var(--color-primary);
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-size: 0.82rem;
  margin-bottom: 0.6rem;
}

.flow-item h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.flow-item p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
}

/* CTA band */
.cta-band {
  background:
    linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -18deg,
    transparent 0 46px,
    rgba(245, 197, 24, 0.12) 46px 50px
  );
}

.cta-inner {
  position: relative;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 0.7rem;
}

.cta-band p {
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
}

/* About */
.about-table {
  display: grid;
  gap: 0;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.about-table > div {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--color-line);
}

.about-table > div:last-child {
  border-bottom: none;
}

.about-table dt {
  font-weight: 700;
  color: var(--color-primary);
}

.about-table dd {
  margin: 0;
}

/* Contact */
.contact-layout {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .contact-layout {
    grid-template-columns: 1.5fr 0.8fr;
    align-items: start;
  }

  .contact-layout .section-head {
    grid-column: 1 / -1;
  }
}

.contact-form {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.4rem;
  box-shadow: var(--shadow-soft);
}

.form-row {
  margin-bottom: 1.1rem;
}

.form-row label,
.form-row legend {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--color-primary-dark);
}

.form-row input,
.form-row textarea {
  width: 100%;
  border: 1px solid #c5d2e2;
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
  font: inherit;
  color: var(--color-ink);
  background: #fff;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid rgba(11, 58, 110, 0.35);
  border-color: var(--color-primary);
}

.form-row-2 {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.req {
  display: inline-block;
  margin-left: 0.35rem;
  background: #ffe8a3;
  color: #7a5b00;
  font-size: 0.72rem;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  font-weight: 700;
  vertical-align: middle;
}

.check-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.check input {
  accent-color: var(--color-primary);
}

.form-privacy {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

.form-status {
  margin-top: 0.9rem;
  min-height: 1.4em;
  font-weight: 600;
}

.form-status.is-error {
  color: #a12828;
}

.form-status.is-ok {
  color: var(--color-primary);
}

.contact-aside {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  padding: 1.4rem;
}

.contact-aside a {
  color: var(--color-accent);
}

.contact-aside h3 {
  margin-bottom: 0.8rem;
}

.aside-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
}

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.88);
  padding: 2.5rem 0 1.5rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.footer-brand .brand-en {
  color: #fff;
  margin: 0;
}

.footer-brand .brand-ja,
.footer-tag {
  margin: 0.2rem 0 0;
  color: rgba(255, 255, 255, 0.75);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

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

.copyright {
  text-align: center;
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}

/* Reveal animation */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

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

  .reveal,
  .btn,
  .card,
  .feature-item {
    transition: none;
  }

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

/* Mobile nav */
@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    padding: 0.6rem 1rem 1rem;
    box-shadow: var(--shadow-soft);
  }

  .primary-nav.is-open {
    display: flex;
  }

  .primary-nav a {
    padding: 0.85rem 0.4rem;
    border-bottom: 1px solid var(--color-line);
  }

  .primary-nav .header-cta {
    margin: 0.8rem 0 0;
    border: none;
    text-align: center;
  }
}

/* Service priority */
.service-stage-label {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin: 0 0 0.8rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.service-grid-primary {
  max-width: 760px;
}

.service-future {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
  padding: 1.25rem;
  border: 1px dashed #aabbd0;
  border-radius: var(--radius);
  background: #f7f9fc;
}

.service-future .service-stage-label {
  background: #667b94;
}

.service-future h3 {
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.service-future p {
  margin: 0;
  color: var(--color-ink-soft);
}

.service-future ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-content: center;
}

.service-future li {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: #e7edf5;
  color: #51657d;
  font-size: 0.85rem;
  font-weight: 700;
}

/* Honest case-study empty state and future case details */
.case-card figcaption strong,
.case-meta {
  display: block;
}

.case-meta {
  margin-top: 0.35rem;
  color: var(--color-ink-soft);
  font-size: 0.82rem;
  font-weight: 500;
}

.case-card figcaption p {
  margin: 0.55rem 0 0;
  color: var(--color-ink-soft);
  font-size: 0.9rem;
  font-weight: 400;
}

.cases-empty {
  display: grid;
  gap: 1.2rem;
  align-items: center;
  padding: 1.5rem;
  border: 1px solid var(--color-line);
  border-left: 5px solid var(--color-accent);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.cases-empty-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 96px;
  border-radius: 10px;
  background: linear-gradient(135deg, #e8eef6, #f7f9fc);
  color: var(--color-primary);
  font-weight: 800;
}

.cases-empty-mark span {
  color: #9b7b00;
  font-size: 1.4rem;
}

.cases-empty h3 {
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.cases-empty p {
  margin: 0;
  color: var(--color-ink-soft);
}

/* Transparent pricing */
.pricing-draft {
  margin: -0.5rem 0 1.2rem;
  padding: 0.8rem 1rem;
  border-left: 4px solid var(--color-accent);
  background: #fff8d8;
  color: #554716;
  font-weight: 700;
}

.pricing-scope {
  margin: -0.5rem 0 1.2rem;
  padding: 0.85rem 1rem;
  border-left: 4px solid var(--color-primary);
  border-radius: 6px;
  background: #fff;
  color: var(--color-primary-dark);
  font-weight: 800;
}

.pricing-name span {
  display: block;
  margin-top: 0.2rem;
  color: var(--color-ink-soft);
  font-size: 0.84rem;
}

.pricing-price.is-pending {
  color: #667b94;
  font-size: 0.92rem;
}

.pricing-context {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
  padding: 1.2rem;
  border-radius: var(--radius);
  background: #eaf1f9;
}

.pricing-context > div + div {
  padding-top: 1rem;
  border-top: 1px solid #cbd8e7;
}

.pricing-context h3 {
  margin-bottom: 0.7rem;
  color: var(--color-primary-dark);
  font-size: 1rem;
}

.pricing-factors {
  display: grid;
  gap: 0.35rem 1rem;
  margin-bottom: 0.8rem;
}

.pricing-factors li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--color-ink-soft);
  font-size: 0.9rem;
}

.pricing-factors li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.45rem;
  height: 0.18rem;
  border-radius: 999px;
  background: var(--color-accent);
}

.pricing-context p {
  margin: 0;
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  font-weight: 700;
}

.pricing-cta {
  display: grid;
  gap: 1rem;
  align-items: center;
  margin-top: 1.2rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.pricing-cta h3 {
  margin-bottom: 0.3rem;
  font-size: 1.08rem;
}

.pricing-cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.92rem;
}

.pricing-cta .btn {
  justify-self: start;
}

/* Contact readiness */
.either {
  display: inline-block;
  margin-left: 0.35rem;
  color: #5b6f87;
  font-size: 0.72rem;
  font-weight: 600;
  vertical-align: middle;
}

.form-availability {
  margin: 0.8rem 0 0;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
}

.form-availability-top {
  margin: 0 0 1rem;
  padding: 0.75rem 0.85rem;
  border-left: 4px solid var(--color-accent);
  border-radius: 6px;
  background: #fff8d8;
  color: #554716;
  font-weight: 700;
}

.contact-form.is-unavailable input,
.contact-form.is-unavailable textarea,
.contact-form.is-unavailable .check {
  background: #f0f3f7;
  color: #738397;
  cursor: not-allowed;
}

.contact-form button:disabled {
  box-shadow: none;
  background: #d7e0ec;
  color: #53677f;
  cursor: not-allowed;
}

.contact-form button:disabled:hover {
  transform: none;
}

.contact-channel,
.contact-unavailable {
  overflow-wrap: anywhere;
}

.contact-unavailable {
  padding: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
}

/* Mobile CTA */
.mobile-cta {
  display: none;
}

@media (min-width: 640px) {
  .pricing-factors {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .pricing-context > div + div {
    padding-top: 0;
    padding-left: 1rem;
    border-top: 0;
    border-left: 1px solid #cbd8e7;
  }

  .pricing-context > p {
    grid-column: 1 / -1;
  }

  .pricing-cta {
    grid-template-columns: 1fr auto;
  }
}

@media (min-width: 680px) {
  .cases-empty {
    grid-template-columns: 260px 1fr;
  }
}

@media (min-width: 760px) {
  .service-grid-primary {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-future {
    grid-template-columns: 1.5fr 1fr;
    align-items: center;
  }
}

@media (max-width: 767px) {
  :root {
    --header-h: 64px;
  }

  body {
    padding-bottom: 68px;
  }

  .header-inner {
    min-height: var(--header-h);
  }

  .brand {
    gap: 0.55rem;
    min-width: 0;
  }

  .brand-mark {
    height: 30px;
  }

  .brand-mark span {
    width: 7px;
  }

  .brand-en {
    font-size: 0.82rem;
  }

  .brand-ja {
    font-size: 0.68rem;
  }

  .hero {
    min-height: calc(100svh - var(--header-h));
    align-items: center;
  }

  .hero-content {
    padding: 2rem 0 3rem;
  }

  .hero h1 {
    font-size: clamp(1.75rem, 8.1vw, 2.05rem);
    letter-spacing: 0;
    line-break: strict;
    overflow-wrap: anywhere;
  }

  .hero-lead {
    line-height: 1.7;
  }

  .hero-actions {
    margin: 1.2rem 0 1.25rem;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-points {
    gap: 0.45rem;
  }

  .hero-points li {
    padding: 0.35rem 0.65rem;
    font-size: 0.78rem;
  }

  .section {
    padding: 3.25rem 0;
  }

  .pricing-row {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .pricing-price {
    justify-self: start;
  }

  .about-table > div {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    padding: 0.9rem;
  }

  .contact-form {
    padding: 1rem;
  }

  .mobile-cta {
    position: fixed;
    z-index: 200;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.55rem;
    min-height: 68px;
    padding: 0.55rem max(0.75rem, env(safe-area-inset-right)) calc(0.55rem + env(safe-area-inset-bottom)) max(0.75rem, env(safe-area-inset-left));
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(6, 36, 69, 0.97);
    box-shadow: 0 -8px 24px rgba(6, 36, 69, 0.2);
  }

  .mobile-cta a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0.6rem 0.85rem;
    border-radius: 999px;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 800;
  }

  .mobile-cta a[hidden] {
    display: none;
  }

  .mobile-cta:has(.mobile-cta-phone[hidden]) {
    grid-template-columns: 1fr;
  }

  .mobile-cta-phone {
    border: 1px solid rgba(255, 255, 255, 0.55);
    color: #fff;
  }

  .mobile-cta-estimate {
    background: var(--color-accent);
    color: var(--color-primary-dark);
  }
}

/* Campaign and consultation improvements, October 2026 */
[hidden] { display: none !important; }
html { scroll-padding-top: calc(var(--header-h) + 18px); }
:focus-visible { outline: 3px solid #1768b0; outline-offset: 4px; }
.site-footer :focus-visible, .hero :focus-visible, .contact-aside :focus-visible { outline-color: #f5c518; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
fieldset { min-inline-size: 0; }
fieldset#form-controls { border: 0; margin: 0; padding: 0; }
.form-row input[type="checkbox"], .check input { width: 18px; height: 18px; min-width: 18px; padding: 0; margin: 0; }
.check { min-height: 44px; border-radius: 10px; }
.form-row .check { display: inline-flex; }
.hero-image-note { margin: .8rem 0 0; font-size: .72rem; color: #d9e4ef; }
.audience-panel { display: grid; gap: 2rem; }
.audience-detail { padding: 1.6rem; border-radius: var(--radius); background: white; border-top: 4px solid var(--color-primary); }
.benefit-list { display: grid; gap: .7rem; margin: 1rem 0; }
.benefit-list li { padding-left: 1.2rem; position: relative; }
.benefit-list li::before { content: ""; position: absolute; top: .65em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary); }
.small-note { font-size: .85rem; color: var(--color-ink-soft); }
.shop-panel { display: grid; gap: 1.5rem; align-items: center; border-bottom: 1px solid var(--color-line); padding-bottom: 2rem; }
.shop-actions { display: grid; justify-items: start; gap: 1rem; }
.referral-inline { font-size: .9rem; padding: 1rem; margin: 1rem 0; border: 1px solid var(--color-line); border-radius: 10px; background: white; }
.referral-inline small { display: inline-block; margin-top: .5rem; color: var(--color-ink-soft); font-size: .83rem; }
.referral-panel { padding: clamp(1.25rem, 4vw, 3rem); border: 1px solid #dfd5a5; border-top: 5px solid var(--color-accent); border-radius: var(--radius); background: #fffcf1; }
.referral-panel h2 { font-size: clamp(1.45rem, 3vw, 2rem); }
.referral-lead { font-size: clamp(1rem, 2vw, 1.2rem); color: var(--color-primary-dark); }
.referral-lead strong { font-size: 1.8em; margin: 0 .2rem; }
.campaign-condition { font-weight: 700; color: var(--color-primary-dark); font-size: .9rem; }
.campaign-status { padding: .85rem 1rem; background: white; border-left: 3px solid var(--color-primary); font-size: .87rem; }
.referral-steps { display: grid; gap: .75rem; margin: 1.5rem 0; }
.referral-steps li { background: white; border: 1px solid var(--color-line); padding: 1rem; border-radius: 10px; font-weight: 700; }
.referral-steps span { display: block; font-size: .8rem; color: var(--color-primary); margin-bottom: .5rem; }
.campaign-details { margin: 1.5rem 0; padding: 1rem 0; border-block: 1px solid #dfd5a5; }
summary { cursor: pointer; padding-block: .5rem; }
.campaign-details summary { font-weight: 700; color: var(--color-primary); }
.campaign-details li { font-size: .9rem; }
.referral-fields { border: 1px solid var(--color-line); padding: 1rem; margin: 0 0 1.25rem; border-radius: 10px; background: var(--color-bg-muted); }
.referral-fields legend { font-weight: 700; padding: 0 .35rem; }
select { width: 100%; padding: .8rem; border-radius: 10px; border: 1px solid #c5d2e2; font: inherit; color: var(--color-ink); background: white; }
.privacy-consent, .referral-consent { margin-bottom: 1rem; font-size: .85rem; }
.btn-secondary { background: white; border: 1px solid var(--color-primary); color: var(--color-primary); margin-top: .6rem; }
.privacy-copy { max-width: 820px; }
.privacy-copy p { font-size: .9rem; }
.footer-nav a { padding-block: .5rem; }
.mobile-only { display: none; }
@media (min-width: 768px) { .audience-panel { grid-template-columns: 1.1fr 1fr; } .shop-panel { grid-template-columns: 1.6fr 1fr; } .referral-steps { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 767px) { .mobile-only { display: initial; } .hero { min-height: auto; } .hero-content { padding: 2rem 0; } .hero-points { display: none; } .hero-actions { margin-bottom: 0; } .hero-image-note { margin-top: 1rem; font-size: .65rem; } .hero-lead { font-size: .95rem; } .contact-form .btn { width: 100%; } .referral-panel .btn { width: 100%; } .nav-toggle { flex-shrink: 0; } .primary-nav { max-height: calc(100dvh - var(--header-h) - 80px); overflow-y: auto; } }