:root {
  --color-primary: #1c3a27;
  --color-accent: #c5a059;
  --color-text-dark: #0f2115;
  --color-text-muted: #4a5d50;
  --color-bg-main: #fcfbf7;
  --color-bg-card: #ffffff;
  --color-border: #d8e0d9;
  --font-serif: 'Lora', 'Noto Sans JP', serif;
  --font-sans: 'Outfit', 'Noto Sans JP', sans-serif;
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-main);
  color: var(--color-text-dark);
}

body {
  font-family: var(--font-sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Typography & Display Scale */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  line-height: 1.25;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

/* Signature Swash Underline */
.swash-underline {
  position: relative;
  display: inline-block;
}

.swash-underline svg {
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 100%;
  height: 12px;
  color: var(--color-accent);
  pointer-events: none;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--color-border);
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(252, 251, 247, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo img {
  height: 48px;
  width: auto;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header-email {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 0;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: #12281a;
  border-color: #12281a;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover, .btn-secondary:focus-visible {
  background-color: rgba(28, 58, 39, 0.05);
}

.menu-toggle {
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  justify-content: center;
  align-items: center;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-primary);
}

/* Mobile Nav Overlay */
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--color-primary);
  color: #ffffff;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.nav-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  cursor: pointer;
}

.nav-links {
  list-style: none;
  text-align: center;
}

.nav-links li {
  margin: 1.5rem 0;
}

.nav-links a {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: #ffffff;
  transition: color 0.2s;
}

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

/* Hero Section (Asymmetric Layout) */
.hero {
  padding: 4rem 0 6rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-content {
  max-width: 640px;
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin: 1.5rem 0 2.5rem;
  line-height: 1.8;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

/* Trust Strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 576px) {
  .trust-strip {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  border-left: 2px solid var(--color-accent);
  padding-left: 0.75rem;
}

.trust-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: block;
}

.trust-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Asymmetric Hero Card Overlay */
.hero-visual {
  position: relative;
}

.hero-bg-card {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary);
  border: 1px solid var(--color-accent);
  z-index: 1;
}

.hero-img-wrapper {
  position: relative;
  z-index: 2;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-card);
  padding: 1rem;
}

.hero-img-wrapper img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

/* Value Section (6 Blocks) */
.value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

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

@media (min-width: 992px) {
  .value-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
}

.value-icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.value-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.value-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 3rem;
}

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

.service-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
}

.service-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
}

.service-body {
  padding: 2rem;
}

.service-body h3 {
  margin-bottom: 0.75rem;
}

.service-body p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-tag {
  font-size: 0.75rem;
  background-color: var(--color-bg-main);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.6rem;
  color: var(--color-text-muted);
}

/* Credibility Components */
.stepped-process {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}

@media (min-width: 768px) {
  .stepped-process {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  position: relative;
}

.step-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 1rem;
}

.step-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.step-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Scope Comparison Table */
.comparison-wrapper {
  margin-top: 3rem;
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
}

.comparison-table th, .comparison-table td {
  padding: 1.25rem 1.5rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

.comparison-table th {
  font-family: var(--font-serif);
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: 1.1rem;
}

.comparison-table td.col-include {
  width: 50%;
  background-color: rgba(28, 58, 39, 0.02);
}

.comparison-table td.col-exclude {
  width: 50%;
  background-color: rgba(0, 0, 0, 0.02);
}

.comparison-list {
  list-style: none;
}

.comparison-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.925rem;
}

.col-include li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.col-exclude li::before {
  content: "✕";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

/* Details Table Grid */
.details-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background-color: var(--color-border);
  border: 1px solid var(--color-border);
  margin-top: 3rem;
}

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

.details-row {
  background-color: var(--color-bg-card);
  padding: 1.5rem;
}

.details-label {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.details-value {
  color: var(--color-text-muted);
  font-size: 0.925rem;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-text p {
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

.about-highlight {
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25rem;
  font-style: italic;
  margin: 1.5rem 0;
  color: var(--color-primary);
  font-weight: 600;
}

/* FAQ Accordion */
.faq-list {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  font-size: 1.5rem;
  transition: transform 0.2s;
  color: var(--color-accent);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  display: none;
  border-top: 1px dashed var(--color-border);
  margin-top: 0.5rem;
  padding-top: 1rem;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Form Section (Single Column Full Width) */
.form-section {
  background-color: #f4f6f3;
}

.form-wrapper {
  max-width: 680px;
  margin: 0 auto;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 3rem 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 576px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

label .req {
  color: #c53030;
  margin-left: 0.25rem;
}

input[type="text"],
input[type="email"],
input[type="tel"] {
  width: 100%;
  height: 52px;
  padding: 0 1rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 0;
  background-color: var(--color-bg-main);
  color: var(--color-text-dark);
}

input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.35rem;
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.checkbox-group label {
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.error-text {
  color: #c53030;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  display: none;
}

.form-reassurance {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 1rem;
}

/* Success Panel */
.success-panel {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
}

.success-icon-wrapper {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  color: var(--color-primary);
}

.success-panel h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.success-panel p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

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

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-top: 1rem;
  max-width: 400px;
}

.footer-title {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-primary);
  color: #ffffff;
  border-top: 2px solid var(--color-accent);
  padding: 1.5rem;
  z-index: 9999;
  display: none;
}

.cookie-banner-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 768px) {
  .cookie-banner-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.cookie-text {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
}

.cookie-text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: 1rem;
}

/* Legal Pages Styling */
.legal-page {
  padding: 4rem 0;
  max-width: 800px;
  margin: 0 auto;
}

.legal-page h1 {
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
}

.legal-page p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.legal-page ul {
  margin: 1rem 0 1.5rem 1.5rem;
  color: var(--color-text-muted);
}

.legal-page li {
  margin-bottom: 0.5rem;
}

/* Motion Preferences */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}