/* ==========================================================================
   Pinrex Studio - Premium Japan Styling
   Typography: Noto Sans JP & Plus Jakarta Sans
   WCAG AA Contrast Compliant | Responsive Mobile-First
   ========================================================================== */

:root {
  --color-primary: #0f172a;
  --color-primary-light: #1e293b;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-accent-soft: #fef3c7;
  --color-bg-main: #f8fafc;
  --color-bg-white: #ffffff;
  --color-text-main: #1e293b;
  --color-text-muted: #475569;
  --color-text-light: #94a3b8;
  --color-border: #e2e8f0;
  --color-success: #15803d;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.12);
  --font-base: 'Noto Sans JP', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --max-width: 1200px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  background-color: var(--color-bg-main);
  color: var(--color-text-main);
  line-height: 1.8;
  letter-spacing: 0.02em;
  font-weight: 400;
  overflow-x: hidden;
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--color-accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  z-index: 9999;
  font-weight: 700;
  text-decoration: none;
  transition: top 0.3s ease;
}
.skip-link:focus {
  top: 20px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

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

/* Typography & General */
h1, h2, h3, h4 {
  color: var(--color-primary);
  line-height: 1.4;
  font-weight: 700;
}

h1 { font-size: 2.3rem; }
h2 { font-size: 1.9rem; text-align: center; margin-bottom: 1rem; }
h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
p { margin-bottom: 1.2rem; }
a { color: var(--color-accent); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--color-accent-hover); }

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

.section-padding {
  padding: 5rem 0;
}

.text-center { text-align: center; }
.section-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 720px;
  margin: 0 auto 3rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-base);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.35);
}
.btn-primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.45);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary) !important;
  border-color: var(--color-primary);
}
.btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff !important;
}

/* Header & Nav */
.site-header {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
}
.brand-logo img {
  width: 42px;
  height: 42px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.6rem;
  align-items: center;
}

.nav-links a {
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 0.98rem;
  padding: 0.5rem 0.2rem;
  position: relative;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-primary);
  cursor: pointer;
  padding: 0.5rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  padding: 5.5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: radial-gradient(circle at 85% 20%, rgba(217, 119, 6, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  color: #ffffff;
  font-size: 2.6rem;
  margin-bottom: 1.4rem;
  font-weight: 800;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(217, 119, 6, 0.2);
  border: 1px solid var(--color-accent);
  color: var(--color-accent-soft);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.hero-lead {
  font-size: 1.15rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.hero-image-wrapper {
  position: relative;
}

.hero-image-wrapper img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(255, 255, 255, 0.1);
}

/* Stats Counter */
.stats-bar {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.2rem;
  color: var(--color-accent);
  margin-bottom: 0.2rem;
  font-weight: 800;
}

.stat-item p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
  font-weight: 500;
}

/* Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
}

.process-card {
  background: var(--color-bg-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  position: relative;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease;
}

.process-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.process-step {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin: 0 auto 1.2rem;
  font-size: 1.1rem;
}

/* Trust & Quality Section */
.trust-section {
  background-color: var(--color-bg-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.trust-box {
  background: var(--color-bg-main);
  padding: 2.2rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
}

.trust-box i {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.trust-box h3 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

.trust-box p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-card-body {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-body h3 {
  font-size: 1.25rem;
  margin-bottom: 0.8rem;
}

.service-card-body p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* Feature Asymmetric Block */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.feature-block.reverse {
  grid-template-columns: 1fr 1fr;
}

.feature-block img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.feature-list {
  list-style: none;
  margin-top: 1.5rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  margin-bottom: 1rem;
  font-size: 1rem;
  color: var(--color-text-main);
}

.feature-list li i {
  color: var(--color-accent);
  margin-top: 0.3rem;
  font-size: 1.1rem;
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease;
}

.pricing-card.featured {
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
  background: #ffffff;
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.3rem 1.2rem;
  border-radius: 50px;
}

.pricing-price {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 1.5rem 0 0.5rem;
}

.pricing-price span {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  margin: 2rem 0;
  text-align: left;
  flex-grow: 1;
}

.pricing-features li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.pricing-features li i {
  color: var(--color-success);
}

/* Form Section (Lead Capture) */
.form-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  position: relative;
}

.form-wrapper {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-bg-white);
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  color: var(--color-text-main);
}

.form-group {
  margin-bottom: 1.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-base);
  font-size: 1rem;
  background: var(--color-bg-main);
  color: var(--color-text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  border-color: var(--color-accent);
  background: #ffffff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  margin-top: 1.2rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.form-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
}

.form-submit-btn {
  width: 100%;
  margin-top: 1.5rem;
  padding: 1.1rem;
  font-size: 1.15rem;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.4rem 1.8rem;
  background: none;
  border: none;
  font-family: var(--font-base);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.faq-question:hover {
  background-color: var(--color-bg-main);
}

.faq-question i {
  color: var(--color-accent);
  transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.8rem 1.4rem;
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* Trust Layer (Pre-Footer) */
.trust-layer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.88rem;
  line-height: 1.6;
}

.trust-layer-content {
  border-left: 3px solid var(--color-accent);
  padding-left: 1.2rem;
}

.trust-layer h4 {
  color: #f8fafc;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

/* Footer */
.site-footer {
  background-color: #080d1a;
  color: #cbd5e1;
  padding: 4rem 0 2rem;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

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

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  text-align: center;
  color: #64748b;
  font-size: 0.85rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 540px;
  margin: 0 auto;
  background: var(--color-primary);
  color: #ffffff;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 99999;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: none;
}

.cookie-content p {
  font-size: 0.88rem;
  color: #cbd5e1;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.cookie-actions {
  display: flex;
  gap: 0.8rem;
  justify-content: flex-end;
}

.cookie-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
  border: none;
}

.cookie-accept {
  background: var(--color-accent);
  color: #ffffff;
}

.cookie-decline {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

/* Legal & Static Content Pages */
.legal-content {
  background: var(--color-bg-white);
  padding: 3.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  margin: 3rem auto;
}

.legal-content h2 {
  text-align: left;
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.4rem;
  border-bottom: 2px solid var(--color-bg-main);
  padding-bottom: 0.4rem;
}

.legal-content h2:first-of-type {
  margin-top: 0;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.legal-table th, .legal-table td {
  padding: 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.95rem;
}

.legal-table th {
  background-color: var(--color-bg-main);
  width: 28%;
  font-weight: 700;
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
  .trust-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .pricing-card.featured { transform: none; }
  .feature-block { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-bg-white);
    flex-direction: column;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid var(--color-border);
  }
  .main-nav.open {
    transform: translateY(0);
  }
  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 1.2rem;
    text-align: center;
  }
  .form-row { grid-template-columns: 1fr; }
  .form-wrapper { padding: 2rem 1.5rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .legal-content { padding: 1.8rem; }
  .legal-table th, .legal-table td { display: block; width: 100%; }
}