:root {
  --ink: #1e1e1e;
  --paper: #f3f2ec;
  --dust: #dcdcdc;
  --signal: #e62727;
  --sea: #1e93ab;
  --shadow-soft: 0 10px 30px rgba(30, 30, 30, 0.12);
  --shadow-lift: 0 20px 45px rgba(30, 147, 171, 0.25);
  --space-1: 0.4rem;
  --space-2: 0.8rem;
  --space-3: 1.2rem;
  --space-4: 1.8rem;
  --space-5: 2.6rem;
  --space-6: 4rem;
  --radius-soft: 12px;
  --radius-card: 20px 6px 18px 10px;
  --radius-panel: 26px 8px 18px 14px;
  --max-w: 1120px;
  --grain: radial-gradient(circle at 15% 25%, rgba(255, 255, 255, 0.35) 0 2px, transparent 3px);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Hiragino Sans", "Yu Gothic UI", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--paper) 0%, #ece9e2 100%);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 3px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(243, 242, 236, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(30, 30, 30, 0.08);
}

.header-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
}

.logo-center {
  display: block;
}

.logo-center img {
  width: 4rem;
  position: relative;
  z-index: 20;
}

.logo-center img {
  display: inline-block;
  transform: rotate(-5deg);
  transition: transform var(--transition-normal);
}

.logo-center:hover img {
  transform: rotate(0);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .logo-center img {
    width: 3rem;
    position: relative;
    z-index: 20;
  }
}

@media (max-width: 768px) {
  .logo-center img {
    width: 3rem;
    position: relative;
    z-index: 20;
  }
}

@media (max-width: 576px) {
  .logo-center img {
    width: 2rem;
    position: relative;
    z-index: 20;
  }
}

@media (max-width: 400px) {
  .logo-center img {
    width: 2rem;
    position: relative;
    z-index: 20;
  }
}

.menu-highlights {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.menu-highlights a {
  text-decoration: none;
  font-size: 0.92rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(230, 39, 39, 0.08), rgba(30, 147, 171, 0.08));
  transition: transform 0.25s ease, background 0.25s ease;
}

.menu-highlights a:hover,
.menu-highlights a:focus-visible {
  transform: translateY(-2px);
  background: linear-gradient(90deg, rgba(230, 39, 39, 0.2), rgba(30, 147, 171, 0.2));
}

.hero-full {
  min-height: 90vh;
  display: grid;
  align-items: end;
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(30, 147, 171, 0.22), transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(230, 39, 39, 0.2), transparent 42%),
    linear-gradient(125deg, #f3f2ec 10%, #e7e4de 50%, #ddd9d1 100%);
  overflow: hidden;
}

.hero-overlay {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-6) var(--space-3);
}

.hero-overlay h1 {
  max-width: 22ch;
  font-size: clamp(2rem, 5vw, 4.2rem);
  line-height: 1.06;
  margin-bottom: var(--space-3);
}

.hero-note {
  max-width: 56ch;
  background: rgba(243, 242, 236, 0.78);
  border-left: 4px solid var(--signal);
  padding: var(--space-3);
  border-radius: var(--radius-soft);
}

.hero-full::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image: var(--grain);
  background-size: 12px 12px;
}

.z-grid,
.content-shell,
.wrap,
.policy-wrap,
.contact-grid,
.thanks-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-5) var(--space-3);
}

.z-grid {
  display: grid;
  gap: var(--space-4);
}

.z-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.paper-card {
  background: #fbfaf7;
  border: 1px solid rgba(30, 30, 30, 0.08);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  box-shadow: var(--shadow-soft);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.paper-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(30, 30, 30, 0.14);
}

.split-doc {
  display: grid;
  gap: var(--space-3);
}

.stamp {
  display: inline-block;
  border: 1px dashed var(--sea);
  color: var(--sea);
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border-radius: 999px;
  margin-bottom: var(--space-2);
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(30, 30, 30, 0.1);
}

.micro-grid {
  display: grid;
  gap: var(--space-3);
}

.micro-grid article {
  background: #fff;
  border: 1px solid rgba(30, 30, 30, 0.1);
  border-radius: 12px 20px 8px 20px;
  padding: var(--space-3);
}

.ledger {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.95rem;
}

.ledger th,
.ledger td {
  text-align: left;
  border-bottom: 1px solid rgba(30, 30, 30, 0.14);
  padding: 0.55rem 0.4rem;
}

.tabs {
  display: grid;
  gap: var(--space-2);
}

.tab-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tab-buttons button {
  border: 1px solid rgba(30, 30, 30, 0.2);
  background: #fff;
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  cursor: pointer;
}

.tab-buttons button.active {
  background: rgba(30, 147, 171, 0.14);
  border-color: var(--sea);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeUp 0.4s ease;
}

.notice-ribbon {
  border-radius: 14px;
  background: linear-gradient(130deg, rgba(230, 39, 39, 0.16), rgba(30, 147, 171, 0.14));
  padding: var(--space-3);
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.checklist li {
  margin-bottom: 0.6rem;
  padding-left: 1.4rem;
  position: relative;
}

.checklist li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--signal);
  font-weight: 700;
}

.faq-item {
  border: 1px solid rgba(30, 30, 30, 0.15);
  border-radius: var(--radius-soft);
  margin-bottom: var(--space-2);
  overflow: hidden;
}

.faq-toggle {
  width: 100%;
  text-align: left;
  background: #fff;
  border: 0;
  padding: var(--space-3);
  font-weight: 600;
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.26s ease, padding 0.26s ease;
  padding: 0 var(--space-3);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 var(--space-3) var(--space-3);
}

.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.filter-controls button {
  border: 1px solid rgba(30, 30, 30, 0.2);
  background: #fff;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
}

.filter-controls button.active {
  border-color: var(--signal);
  background: rgba(230, 39, 39, 0.12);
}

[data-filter-item][hidden] {
  display: none;
}

.contact-grid {
  display: grid;
  gap: var(--space-4);
}

.contact-form {
  background: #fff;
  border-radius: var(--radius-panel);
  padding: var(--space-4);
  box-shadow: var(--shadow-soft);
}

.field {
  margin-bottom: var(--space-3);
}

.field label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(30, 30, 30, 0.22);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  background: #fff;
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid rgba(30, 147, 171, 0.3);
  border-color: var(--sea);
}

.error-text {
  color: #a02222;
  margin-top: 0.35rem;
  font-size: 0.85rem;
  min-height: 1.2em;
}

.field.invalid input,
.field.invalid textarea {
  border-color: #a02222;
  background: #fff6f6;
}

.cta-btn {
  border: 0;
  background: linear-gradient(120deg, var(--signal), #cf4545);
  color: #fff;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  cursor: pointer;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-btn:hover,
.cta-btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lift);
}

.map-frame {
  width: 100%;
  min-height: 300px;
  border: 0;
  border-radius: var(--radius-soft);
}

.disclaimer {
  border-left: 4px solid var(--sea);
  padding: var(--space-2) var(--space-3);
  background: rgba(30, 147, 171, 0.08);
  border-radius: 0 8px 8px 0;
}

.site-footer {
  background: #1f2628;
  color: #e7ecee;
}

.footer-columns {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-5) var(--space-3);
  display: grid;
  gap: var(--space-3);
}

.footer-columns a {
  color: #d8e8eb;
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  background: #fff;
  border: 1px solid rgba(30, 30, 30, 0.15);
  border-radius: var(--radius-soft);
  box-shadow: var(--shadow-soft);
  padding: var(--space-3);
  z-index: 30;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.cookie-actions button {
  border: 1px solid rgba(30, 30, 30, 0.2);
  background: #fff;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
}

.cookie-actions .accept {
  border-color: var(--signal);
  color: var(--signal);
}

.cookie-settings {
  display: none;
  margin-top: var(--space-3);
  border-top: 1px solid rgba(30, 30, 30, 0.12);
  padding-top: var(--space-3);
}

.cookie-settings.open {
  display: block;
}

.switch-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0;
}

.switch-row input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-reveal].visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 760px) {
  .z-row {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }

  .split-doc {
    grid-template-columns: 0.9fr 1.1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-columns {
    grid-template-columns: 1.1fr 0.9fr 0.9fr 1fr;
  }

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