@charset "UTF-8";

:root {
  --bg-0: #000b1c;
  /* Midnight Navy */
  --bg-1: #16263F;
  /* Deep Navy */
  --bg-2: #1E3152;
  /* Night Blue */
  --card: #0B1422;
  /* Navy Black */
  --line: #E6D3A3;
  /* Pale Gold */
  --gold: #D6B25E;
  /* Champagne Gold */
  --gold-2: #C59A3D;
  /* Rich Gold */
  --white: #F4F6FA;
  /* Soft White */
  --text: #C9D1E1;
  /* Pale Gray */
  --muted: #94A3B8;
  /* Cool Gray */

  --diamond: #BFDFFF;
  --ruby: #B8333A;
  --sapphire: #2E5AAC;
  --emerald: #2F8F6B;
  --amethyst: #6C4BA1;
  --sezessionyellow: #ebe83b;
  --r-btn: 8px;
  --r-card: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  font-family: "Noto Sans JP", "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.65;
}

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

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

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.en-title {
  font-family: "Playfair Display", serif;
  letter-spacing: 0.06em;
}

/* =========================
   Header
   ========================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-0);
  /* backdrop-filter: blur(10px); */
}

.header-inner {
  height: 150px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 240px;
}

.brand-mark {
  width: 100x;
  height: 100px;
  display: grid;
  place-items: center;
  border-radius: 10%;
  background: rgba(214, 178, 94, .12);
  border: 1px solid rgba(214, 178, 94, .35);
  color: var(--gold);
  font-weight: 700;
}

.brand-title {
  display: block;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .03em;
  font-size: 24px;
}

.brand-sub {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.nav {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-left: auto;
}

.nav-link {
  padding: 10px 10px;
  border-radius: 10px;
  color: var(--text);
  font-weight: 500;
  transition: background .25s ease, color .25s ease;
}

.nav-link:hover {
  background: rgba(230, 211, 163, .12);
  color: var(--white);
}

.header-actions {
  display: flex;
  gap: 10px;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .45);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: rgba(244, 246, 250, .8);
  margin: 5px auto;
  border-radius: 10px;
}

/* =========================
   Buttons
   ========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--r-btn);
  font-weight: 600;
  letter-spacing: .04em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, color .25s ease;
  user-select: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--sezessionyellow);
  color: var(--bg-0);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
}

.btn-primary:hover {
  background: var(--gold-2);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0px);
}

.btn-secondary {
  background: transparent;
  color: var(--sezessionyellow);
  border-color: rgba(235, 232, 59, .75);
}

.btn-secondary:hover {
  background: rgba(214, 178, 94, .12);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(230, 211, 163, .10);
  border-color: rgba(230, 211, 163, .20);
  color: var(--white);
  padding: 12px 18px;
}

.btn-ghost:hover {
  background: rgba(230, 211, 163, .16);
  transform: translateY(-2px);
}

/* =========================
   Hero
   ========================= */
.hero {
  padding: 56px 0 30px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  align-items: center;
}

.hero-copy .eyebrow {
  color: rgba(230, 211, 163, .85);
  font-size: 12px;
  margin: 0 0 10px;
}

.hero-title {
  margin: 0 0 12px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .02em;
  line-height: 1.18;
  font-size: clamp(32px, 3.5vw, 50px);
}

.hero-lead {
  margin: 0 0 18px;
  color: var(--text);
  font-size: clamp(15px, 1.4vw, 18px);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}


/* Visual */
.hero-visual {
  position: relative;
  min-height: 360px;
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .18);
  background:
    radial-gradient(circle at 35% 35%, rgba(191, 223, 255, .16) 0%, rgba(15, 27, 45, 0) 60%),
    radial-gradient(circle at 70% 55%, rgba(214, 178, 94, .12) 0%, rgba(15, 27, 45, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
  overflow: hidden;
}

.gem-orb {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.gem-glow {
  width: 240px;
  height: 240px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(191, 223, 255, .28) 0%, rgba(191, 223, 255, 0) 62%);
  filter: blur(1px);
}

.gem-facet {
  width: 140px;
  height: 140px;
  border-radius: 16px;
  transform: rotate(45deg);
  background:
    linear-gradient(135deg, rgba(191, 223, 255, .65), rgba(46, 90, 172, .15)),
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .55), rgba(244, 246, 250, 0) 60%);
  border: 1px solid rgba(230, 211, 163, .26);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .35);
}

.spark {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(235, 232, 59, .85);
  filter: blur(.2px);
  opacity: .8;
}

.spark.s1 {
  top: 18%;
  left: 18%;
}

.spark.s2 {
  top: 26%;
  right: 22%;
  width: 8px;
  height: 8px;
  opacity: .65;
}

.spark.s3 {
  bottom: 22%;
  left: 38%;
  width: 7px;
  height: 7px;
  opacity: .55;
}

/* =========================
   Sections
   ========================= */
.section {
  padding: 54px 0;
}

.section-head {
  margin-bottom: 22px;
}

.section-title {
  margin: 0 0 6px;
  /* font-family:"Noto Serif JP", serif; */
  font-weight: 700;
  color: var(--white);
  letter-spacing: .02em;
  font-size: clamp(24px, 2.4vw, 36px);
}

.section-sub {
  margin: 0;
  color: var(--muted);
}

/* =========================
   Cards
   ========================= */
.card {
  border-radius: var(--r-card);
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .55);
}

.grid-2x2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.card-main {
  position: relative;
  padding: 28px;
  background: rgba(11, 20, 34, .70);
  border-color: rgba(230, 211, 163, .24);
  overflow: hidden;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.card-main::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: radial-gradient(circle at 30% 25%, rgba(214, 178, 94, .12) 0%, rgba(214, 178, 94, 0) 55%);
  opacity: .9;
  pointer-events: none;
}

.card-main:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .38);
  border-color: rgba(230, 211, 163, .42);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  margin-bottom: 14px;
  border: 1px solid rgba(230, 211, 163, .25);
  background: rgba(244, 246, 250, .06);
  position: relative;
}

.card-title {
  margin: 0 0 8px;
  font-weight: 700;
  color: var(--white);
  font-size: 22px;
}

.card-desc {
  margin: 0 0 16px;
  color: var(--text);
}

.card-link {
  display: inline-flex;
  color: rgba(235, 232, 59, .9);
  font-weight: 600;
}

/* Gem icon variants */
.gem.diamond {
  box-shadow: 0 0 28px rgba(191, 223, 255, .18);
}

.gem.ruby {
  box-shadow: 0 0 28px rgba(184, 51, 58, .18);
}

.gem.sapphire {
  box-shadow: 0 0 28px rgba(46, 90, 172, .18);
}

.gem.emerald {
  box-shadow: 0 0 28px rgba(47, 143, 107, .18);
}

.gem.diamond::after,
.gem.ruby::after,
.gem.sapphire::after,
.gem.emerald::after {
  content: "";
  position: absolute;
  inset: 10px;
  transform: rotate(45deg);
  border-radius: 8px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: linear-gradient(135deg, rgba(244, 246, 250, .28), rgba(244, 246, 250, 0));
}

.gem.diamond::after {
  background: linear-gradient(135deg, rgba(191, 223, 255, .55), rgba(191, 223, 255, 0));
}

.gem.ruby::after {
  background: linear-gradient(135deg, rgba(184, 51, 58, .55), rgba(184, 51, 58, 0));
}

.gem.sapphire::after {
  background: linear-gradient(135deg, rgba(46, 90, 172, .55), rgba(46, 90, 172, 0));
}

.gem.emerald::after {
  background: linear-gradient(135deg, rgba(47, 143, 107, .55), rgba(47, 143, 107, 0));
}

/* Gem highlight cards */
.gem-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.gem-card {
  padding: 18px;
  background: rgba(11, 20, 34, .68);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.gem-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .35);
  border-color: rgba(230, 211, 163, .40);
}

.gem-thumb {
  height: 140px;
  border-radius: 12px;
  border: 1px solid rgba(230, 211, 163, .20);
  background:
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .35) 0%, rgba(244, 246, 250, 0) 60%),
    linear-gradient(135deg, rgba(244, 246, 250, .08), rgba(244, 246, 250, 0));
  margin-bottom: 14px;
  position: relative;
  overflow: hidden;
}

.gem-thumb.diamond::before,
.gem-thumb.ruby::before,
.gem-thumb.sapphire::before,
.gem-thumb.emerald::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 14px;
  transform: rotate(45deg);
  border: 1px solid rgba(230, 211, 163, .18);
  filter: drop-shadow(0 18px 24px rgba(0, 0, 0, .25));
}

.gem-thumb.diamond::before {
  background: linear-gradient(135deg, rgba(191, 223, 255, .65), rgba(191, 223, 255, .05));
}

.gem-thumb.ruby::before {
  background: linear-gradient(135deg, rgba(184, 51, 58, .65), rgba(184, 51, 58, .05));
}

.gem-thumb.sapphire::before {
  background: linear-gradient(135deg, rgba(46, 90, 172, .65), rgba(46, 90, 172, .05));
}

.gem-thumb.emerald::before {
  background: linear-gradient(135deg, rgba(47, 143, 107, .65), rgba(47, 143, 107, .05));
}

.gem-name {
  margin: 0 0 6px;
  color: var(--white);
  font-weight: 700;
  font-size: 20px;
}

.gem-note {
  margin: 0 0 12px;
  color: var(--text);
}

/* Tips */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.tip-card {
  background: rgba(22, 38, 63, .55);
  border: 1px solid rgba(230, 211, 163, .18);
  border-left: 3px solid rgba(235, 232, 59, .9);
  border-radius: var(--r-card);
  padding: 18px 18px 18px 16px;
}

.tip-title {
  margin: 0 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.tip-text {
  margin: 0;
  color: var(--text);
}

.center-actions {
  margin-top: 18px;
  display: flex;
  justify-content: center;
}

/* World teaser */
.world-inner {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
  align-items: center;
}

.world-map {
  position: relative;
  min-height: 280px;
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .18);
  background:
    radial-gradient(circle at 30% 35%, rgba(47, 143, 107, .10) 0%, rgba(47, 143, 107, 0) 62%),
    radial-gradient(circle at 70% 55%, rgba(46, 90, 172, .12) 0%, rgba(46, 90, 172, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
  overflow: hidden;
}

.map-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(214, 178, 94, .12) 0%, rgba(214, 178, 94, 0) 60%);
}

.map-pin {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(235, 232, 59, .9);
  box-shadow: 0 0 24px rgba(214, 178, 94, .25);
}

.map-pin::after {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .22);
}

.map-pin.p1 {
  top: 38%;
  left: 28%;
}

.map-pin.p2 {
  top: 48%;
  left: 58%;
}

.map-pin.p3 {
  top: 30%;
  left: 72%;
}

/* Footer */
.site-footer {
  padding: 34px 0;
  border-top: 1px solid rgba(230, 211, 163, .14);
  background: rgba(11, 20, 34, .45);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr .8fr .6fr;
  gap: 18px;
  align-items: start;
}

.footer-logo {
  display: flex;
  gap: 10px;
  align-items: center;
}

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

.footer-note {
  margin: 10px 0 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text);
  padding: 6px 0;
  border-bottom: 1px solid rgba(230, 211, 163, .10);
}

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

.footer-meta {
  color: var(--muted);
  text-align: right;
}

/* =========================
   Responsive
   ========================= */
@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 320px;
    order: -1;
  }

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

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

  .world-inner {
    grid-template-columns: 1fr;
  }

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

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 820px) {
  .nav {
    display: none;
  }

  .header-actions {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .grid-2x2 {
    grid-template-columns: 1fr;
  }
}

/* ===== Add the following at the END of styles.css ===== */

/* Page hero (catalog) */
.page-hero {
  padding: 56px 0 28px;
  border-bottom: 1px solid rgba(230, 211, 163, .12);
}

.page-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
  align-items: center;
}

.page-title {
  margin: 0 0 10px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .02em;
  font-size: clamp(30px, 3.6vw, 48px);
}

.page-lead {
  margin: 0 0 16px;
  color: var(--text);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.page-hero-panel {
  position: relative;
  min-height: 280px;
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .18);
  background:
    radial-gradient(circle at 35% 35%, rgba(108, 75, 161, .14) 0%, rgba(15, 27, 45, 0) 60%),
    radial-gradient(circle at 70% 55%, rgba(214, 178, 94, .10) 0%, rgba(15, 27, 45, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
  overflow: hidden;
}

.panel-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 55% 50%, rgba(214, 178, 94, .12) 0%, rgba(214, 178, 94, 0) 60%);
}

.panel-gem {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.panel-gem::before {
  content: "";
  width: 150px;
  height: 150px;
  border-radius: 18px;
  transform: rotate(45deg);
  border: 1px solid rgba(230, 211, 163, .22);
  background:
    linear-gradient(135deg, rgba(191, 223, 255, .28), rgba(46, 90, 172, .10)),
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .50), rgba(244, 246, 250, 0) 60%);
  box-shadow: 0 22px 55px rgba(0, 0, 0, .35);
}

.panel-spark {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(230, 211, 163, .85);
  opacity: .75;
}

.panel-spark.s1 {
  top: 18%;
  left: 18%;
}

.panel-spark.s2 {
  top: 30%;
  right: 22%;
  width: 7px;
  height: 7px;
  opacity: .6;
}

.panel-spark.s3 {
  bottom: 20%;
  left: 42%;
  width: 6px;
  height: 6px;
  opacity: .55;
}

/* Guide grid */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(11, 20, 34, .45);
}

.filter-chip {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(230, 211, 163, .06);
  color: var(--text);
  font-weight: 600;
  cursor: default;
}

.filter-spacer {
  flex: 1;
}

.search {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(22, 38, 63, .35);
  min-width: min(420px, 100%);
}

.search-icon {
  color: rgba(230, 211, 163, .75);
}

.search input {
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--white);
  font-size: 15px;
}

.search input::placeholder {
  color: rgba(148, 163, 184, .85);
}

/* Catalog grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.catalog-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .65);
  padding: 18px;
  overflow: hidden;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.catalog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .38);
  border-color: rgba(230, 211, 163, .40);
}

.catalog-top {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 12px;
}

.catalog-thumb {
  width: 88px;
  height: 88px;
  border-radius: 16px;
  border: 1px solid rgba(230, 211, 163, .20);
  background:
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .35) 0%, rgba(244, 246, 250, 0) 60%),
    linear-gradient(135deg, rgba(244, 246, 250, .10), rgba(244, 246, 250, 0));
  position: relative;
  overflow: hidden;
}

.catalog-thumb::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 14px;
  transform: rotate(45deg);
  border: 1px solid rgba(230, 211, 163, .18);
}

.catalog-thumb.diamond::before {
  background: linear-gradient(135deg, rgba(191, 223, 255, .70), rgba(191, 223, 255, .06));
}

.catalog-thumb.ruby::before {
  background: linear-gradient(135deg, rgba(184, 51, 58, .70), rgba(184, 51, 58, .06));
}

.catalog-thumb.sapphire::before {
  background: linear-gradient(135deg, rgba(46, 90, 172, .70), rgba(46, 90, 172, .06));
}

.catalog-thumb.emerald::before {
  background: linear-gradient(135deg, rgba(47, 143, 107, .70), rgba(47, 143, 107, .06));
}

.catalog-thumb.amethyst::before {
  background: linear-gradient(135deg, rgba(108, 75, 161, .70), rgba(108, 75, 161, .06));
}

.catalog-thumb.pearl::before {
  background: linear-gradient(135deg, rgba(244, 246, 250, .60), rgba(244, 246, 250, .08));
}

.catalog-name {
  margin: 0 0 4px;
  font-weight: 700;
  color: var(--white);
  font-size: 22px;
}

.catalog-en {
  margin: 0;
  color: rgba(230, 211, 163, .82);
  font-size: 12px;
  letter-spacing: .08em;
}

.catalog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 12px;
}

.pill {
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(230, 211, 163, .06);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}

.catalog-kids {
  margin: 0 0 12px;
  color: var(--text);
}

.catalog-kids strong {
  color: var(--white);
}

.more {
  border-top: 1px solid rgba(230, 211, 163, .14);
  padding-top: 10px;
  margin-top: 6px;
}

.more summary {
  cursor: pointer;
  color: rgba(230, 211, 163, .92);
  font-weight: 700;
  list-style: none;
}

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

.more-body {
  padding-top: 10px;
  color: var(--text);
}

.more-body .muted {
  color: var(--muted);
  margin: 10px 0 0;
}

.catalog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

/* Responsive */
@media (max-width: 980px) {
  .page-hero-inner {
    grid-template-columns: 1fr;
  }

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

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

  .search {
    min-width: 100%;
  }
}

/* ===== Add the following at the END of styles.css ===== */

/* History hero panel */
.page-hero-history .history-panel {
  background:
    radial-gradient(circle at 35% 35%, rgba(214, 178, 94, .12) 0%, rgba(15, 27, 45, 0) 62%),
    radial-gradient(circle at 70% 55%, rgba(46, 90, 172, .10) 0%, rgba(15, 27, 45, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
}

.history-ornament {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.history-ornament::before {
  content: "";
  width: 210px;
  height: 210px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .22);
  background:
    radial-gradient(circle at 50% 50%, rgba(230, 211, 163, .10) 0%, rgba(230, 211, 163, 0) 60%);
  box-shadow: 0 26px 70px rgba(0, 0, 0, .35);
}

.history-ornament::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  transform: rotate(45deg);
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: linear-gradient(135deg, rgba(230, 211, 163, .10), rgba(244, 246, 250, 0));
}

/* Timeline */
.timeline {
  position: relative;
  display: grid;
  gap: 14px;
  padding-left: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(230, 211, 163, .45), rgba(230, 211, 163, .08));
}

.timeline-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 14px;
  align-items: start;
}

.timeline-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  margin-top: 18px;
  background: rgba(230, 211, 163, .95);
  box-shadow: 0 0 26px rgba(214, 178, 94, .25);
  position: relative;
  left: 0;
}

.timeline-dot::after {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .22);
}

.timeline-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .65);
  padding: 18px;
}

.timeline-era {
  margin: 0 0 6px;
  color: rgba(230, 211, 163, .82);
  font-size: 12px;
  letter-spacing: .10em;
}

.timeline-title {
  margin: 0 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 20px;
}

.timeline-kids {
  margin: 0;
  color: var(--text);
}

.timeline-kids strong {
  color: var(--white);
}

/* Stories */
.story-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.story-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .60);
  padding: 18px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.story-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .35);
  border-color: rgba(230, 211, 163, .40);
}

.story-header {
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(230, 211, 163, .14);
  margin-bottom: 10px;
}

.story-badge {
  display: inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(230, 211, 163, .06);
  color: rgba(230, 211, 163, .85);
  font-size: 12px;
  letter-spacing: .10em;
}

.story-title {
  margin: 10px 0 0;
  color: var(--white);
  font-weight: 700;
  font-size: 20px;
}

.story-kids {
  margin: 0;
  color: var(--text);
}

.story-kids strong {
  color: var(--white);
}

/* Artifacts */
.artifact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.artifact-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .62);
  padding: 16px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.artifact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .35);
  border-color: rgba(230, 211, 163, .40);
}

.artifact-thumb {
  height: 160px;
  border-radius: 14px;
  border: 1px solid rgba(230, 211, 163, .18);
  background:
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .30) 0%, rgba(244, 246, 250, 0) 60%),
    linear-gradient(135deg, rgba(244, 246, 250, .08), rgba(244, 246, 250, 0));
  position: relative;
  overflow: hidden;
  margin-bottom: 12px;
}

/* subtle “museum object” variations */
.artifact-thumb.a1::before,
.artifact-thumb.a2::before,
.artifact-thumb.a3::before {
  content: "";
  position: absolute;
  inset: 18px;
  transform: rotate(45deg);
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .18);
}

.artifact-thumb.a1::before {
  background: linear-gradient(135deg, rgba(191, 223, 255, .35), rgba(191, 223, 255, .02));
}

.artifact-thumb.a2::before {
  background: linear-gradient(135deg, rgba(47, 143, 107, .30), rgba(47, 143, 107, .02));
}

.artifact-thumb.a3::before {
  background: linear-gradient(135deg, rgba(214, 178, 94, .22), rgba(214, 178, 94, .02));
}

.artifact-title {
  margin: 0 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.artifact-text {
  margin: 0;
  color: var(--text);
}

/* Responsive */
@media (max-width: 980px) {
  .story-grid {
    grid-template-columns: 1fr;
  }

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

/* ===== Add the following at the END of styles.css ===== */

/* Work hero panel */
.page-hero-work .work-panel {
  background:
    radial-gradient(circle at 35% 35%, rgba(191, 223, 255, .12) 0%, rgba(15, 27, 45, 0) 62%),
    radial-gradient(circle at 70% 55%, rgba(214, 178, 94, .10) 0%, rgba(15, 27, 45, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
}

.work-ornament {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.work-ornament::before {
  content: "";
  width: 220px;
  height: 220px;
  border-radius: 18px;
  transform: rotate(45deg);
  border: 1px solid rgba(230, 211, 163, .22);
  background:
    linear-gradient(135deg, rgba(230, 211, 163, .08), rgba(244, 246, 250, 0)),
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .30), rgba(244, 246, 250, 0) 62%);
  box-shadow: 0 28px 75px rgba(0, 0, 0, .35);
}

/* Process grid */
.process-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.process-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .65);
  padding: 18px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.process-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .38);
  border-color: rgba(230, 211, 163, .40);
}

.process-step {
  display: inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(230, 211, 163, .06);
  color: rgba(230, 211, 163, .85);
  font-size: 12px;
  letter-spacing: .10em;
}

.process-title {
  margin: 10px 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 20px;
}

.process-kids {
  margin: 0;
  color: var(--text);
}

.process-kids strong {
  color: var(--white);
}

/* Tools */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.tool-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .60);
  padding: 16px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.tool-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .35);
  border-color: rgba(230, 211, 163, .40);
}

.tool-thumb {
  height: 140px;
  border-radius: 14px;
  border: 1px solid rgba(230, 211, 163, .18);
  background:
    radial-gradient(circle at 30% 30%, rgba(244, 246, 250, .30) 0%, rgba(244, 246, 250, 0) 60%),
    linear-gradient(135deg, rgba(244, 246, 250, .08), rgba(244, 246, 250, 0));
  position: relative;
  overflow: hidden;
  margin-bottom: 12px;
}

.tool-thumb::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 16px;
  border: 1px solid rgba(230, 211, 163, .18);
}

.tool-thumb.t1::before {
  background: linear-gradient(135deg, rgba(191, 223, 255, .28), rgba(191, 223, 255, .02));
}

.tool-thumb.t2::before {
  background: linear-gradient(135deg, rgba(214, 178, 94, .22), rgba(214, 178, 94, .02));
}

.tool-thumb.t3::before {
  background: linear-gradient(135deg, rgba(46, 90, 172, .22), rgba(46, 90, 172, .02));
}

.tool-thumb.t4::before {
  background: linear-gradient(135deg, rgba(47, 143, 107, .20), rgba(47, 143, 107, .02));
}

.tool-title {
  margin: 0 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.tool-text {
  margin: 0;
  color: var(--text);
}

/* Ethics */
.ethics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.ethics-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .62);
  padding: 18px;
}

.ethics-title {
  margin: 0 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.ethics-text {
  margin: 0;
  color: var(--text);
}

/* Responsive */
@media (max-width: 980px) {
  .process-grid {
    grid-template-columns: 1fr;
  }

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

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

/* ===== Add the following at the END of styles.css ===== */

/* World hero panel */
.page-hero-world .world-panel {
  background:
    radial-gradient(circle at 35% 35%, rgba(47, 143, 107, .12) 0%, rgba(15, 27, 45, 0) 62%),
    radial-gradient(circle at 70% 55%, rgba(214, 178, 94, .10) 0%, rgba(15, 27, 45, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
}

.world-ornament {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.world-ornament::before {
  content: "";
  width: 240px;
  height: 240px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .20);
  background:
    radial-gradient(circle at 50% 50%, rgba(47, 143, 107, .12) 0%, rgba(47, 143, 107, 0) 62%);
  box-shadow: 0 28px 78px rgba(0, 0, 0, .35);
}

.world-ornament::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 18px;
  transform: rotate(45deg);
  border: 1px solid rgba(230, 211, 163, .18);
  background: linear-gradient(135deg, rgba(46, 90, 172, .10), rgba(244, 246, 250, 0));
}

/* Map card */
.map-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .22);
  background: rgba(11, 20, 34, .62);
  overflow: hidden;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(230, 211, 163, .14);
  background: rgba(22, 38, 63, .30);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  box-shadow: 0 0 18px rgba(0, 0, 0, .2);
}

.legend-dot.diamond {
  background: var(--diamond);
}

.legend-dot.ruby {
  background: var(--ruby);
}

.legend-dot.sapphire {
  background: var(--sapphire);
}

.legend-dot.emerald {
  background: var(--emerald);
}

.world-map-large {
  position: relative;
  min-height: 360px;
  background:
    radial-gradient(circle at 30% 35%, rgba(47, 143, 107, .10) 0%, rgba(47, 143, 107, 0) 62%),
    radial-gradient(circle at 70% 55%, rgba(46, 90, 172, .12) 0%, rgba(46, 90, 172, 0) 62%),
    linear-gradient(180deg, rgba(11, 20, 34, .55) 0%, rgba(22, 38, 63, .55) 100%);
}

.world-map-large .map-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(214, 178, 94, .12) 0%, rgba(214, 178, 94, 0) 60%);
}

.map-label {
  position: absolute;
  font-family: "Playfair Display", serif;
  color: rgba(230, 211, 163, .55);
  letter-spacing: .12em;
  font-size: 12px;
}

.map-label.l1 {
  top: 50%;
  left: 26%;
}

.map-label.l2 {
  top: 36%;
  left: 62%;
}

.map-label.l3 {
  top: 68%;
  left: 40%;
}

.map-label.l4 {
  top: 72%;
  left: 76%;
}

/* Pins */
.pin {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  box-shadow: 0 0 26px rgba(214, 178, 94, .25);
}

.pin::after {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .18);
}

.pin.diamond {
  background: var(--diamond);
}

.pin.ruby {
  background: var(--ruby);
}

.pin.sapphire {
  background: var(--sapphire);
}

.pin.emerald {
  background: var(--emerald);
}

/* Approximate placements */
.p-africa {
  top: 56%;
  left: 46%;
}

.p-samerica {
  top: 66%;
  left: 30%;
}

.p-asia {
  top: 46%;
  left: 66%;
}

.p-aus {
  top: 76%;
  left: 78%;
}

.map-note {
  padding: 14px 16px 16px;
  border-top: 1px solid rgba(230, 211, 163, .14);
}

.map-note-title {
  margin: 0 0 6px;
  color: var(--white);
  font-weight: 700;
}

.map-note-text {
  margin: 0;
  color: var(--text);
}

.map-note-text strong {
  color: var(--white);
}

/* Journey */
.journey {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.journey-step {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .62);
  padding: 16px;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.journey-step:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, .35);
  border-color: rgba(230, 211, 163, .40);
}

.journey-badge {
  display: inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(230, 211, 163, .18);
  background: rgba(230, 211, 163, .06);
  color: rgba(230, 211, 163, .85);
  font-size: 12px;
  letter-spacing: .10em;
}

.journey-title {
  margin: 10px 0 8px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.journey-kids {
  margin: 0;
  color: var(--text);
}

.journey-kids strong {
  color: var(--white);
}

/* Pledge */
.pledge-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.pledge-card {
  border-radius: 18px;
  border: 1px solid rgba(230, 211, 163, .20);
  background: rgba(11, 20, 34, .62);
  padding: 18px;
}

.pledge-title {
  margin: 0 0 10px;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

.pledge-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
}

.pledge-list li {
  margin: 8px 0;
}

/* Responsive */
@media (max-width: 980px) {
  .journey {
    grid-template-columns: 1fr;
  }

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

  .world-map-large {
    min-height: 320px;
  }
}

/* 3) styles.css の末尾に追記（モバイルメニュー） */

/* Mobile nav panel */
.mobile-nav {
  position: fixed;
  top: 72px;
  /* header height */
  left: 0;
  right: 0;
  z-index: 60;
  background: rgba(15, 27, 45, .88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(230, 211, 163, .18);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}

.mobile-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-nav-inner {
  width: min(1200px, 92vw);
  margin: 0 auto;
  padding: 16px 0 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mobile-link {
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid rgba(230, 211, 163, .14);
  background: rgba(11, 20, 34, .40);
  color: var(--white);
  font-weight: 600;
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}

.mobile-link:hover {
  background: rgba(230, 211, 163, .10);
  border-color: rgba(230, 211, 163, .28);
  transform: translateY(-2px);
}

.mobile-actions {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px solid rgba(230, 211, 163, .14);
  display: flex;
  gap: 10px;
}

/* Hamburger "X" animation */
.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

.nav-toggle span {
  transition: transform .25s ease, opacity .25s ease;
}

/* Optional: lock scroll when menu open */
body.is-locked {
  overflow: hidden;
}