:root {
  --a-bg: #e6f5fd;
  --a-bg-deep: #cfe8f8;
  --a-card: rgba(255, 255, 255, 0.86);
  --a-card-border: #cfe4f4;
  --a-navy: #1f2b45;
  --a-text: #3b4658;
  --a-text-weak: #6b7787;
  --a-blue: #5fa9de;
  --a-blue-soft: #8ec5ee;
  --a-blue-pale: #add5f2;
  --a-blue-line: #b9d9ef;
  --a-line-green: #06c755;
  --a-shadow: 0 6px 18px rgba(110, 165, 210, 0.16);
  --grad-btn: linear-gradient(90deg, #9ccdf0 0%, #6db0e3 100%);
  --grad-tab: linear-gradient(135deg, #c4e2f7 0%, #9dcdef 100%);
  --font-serif: "Zen Old Mincho", "Hiragino Mincho ProN", serif;
  --font-sans: "Noto Sans JP", "Hiragino Sans", sans-serif;
  --font-script: "Dancing Script", cursive;
  --page-max: 430px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--a-text);
  background: var(--a-bg);
  -webkit-text-size-adjust: 100%;
  min-height: 100dvh;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.bg-layer {
  position: fixed;
  top: 0; left: 50%;
  width: min(100vw, var(--page-max));
  height: 130vh;
  height: 130lvh;   
  z-index: -1;
  transform: translate(-50%, var(--bg-shift, 0px));
  will-change: transform;
  background: #e6f5fd url(/assets/amane/bg.jpg) center top / cover no-repeat;
  pointer-events: none;
}
@media (min-width: 431px) {
  body { background: #d9ecf8; }
}

.page {
  position: relative;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 18px 16px 44px;
}
@media (min-width: 431px) {
  .page { min-height: 100dvh; box-shadow: 0 0 40px rgba(90,140,180,.15); }
}

.hero {
  display: grid;
  grid-template-columns: 1fr 148px;
  gap: 10px;
  align-items: stretch;
  margin-bottom: 18px;
}
.hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 6px 0 4px 4px; min-width: 0; }
.hero-script {
  font-family: var(--font-script);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.05;
  color: var(--a-blue);
  transform: rotate(-6deg);
  transform-origin: left top;
  margin: 0 0 14px 2px;
  white-space: nowrap;
}
.hero-kicker {
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--a-blue);
  font-weight: 500;
  text-align: center;
  margin: 0 0 8px;
}
.hero-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 25px;
  line-height: 1.35;
  letter-spacing: 1px;
  color: var(--a-navy);
  text-align: center;
  margin: 0;
}
.hero-title .em { color: var(--a-blue); }
.hero-title .emoji { font-size: 22px; margin-left: 2px; }
.heart-divider {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  color: var(--a-blue-soft);
  font-size: 12px;
  margin: 8px auto 8px;
  width: 120px;
}
.heart-divider::before, .heart-divider::after {
  content: ""; flex: 1; height: 1px; background: var(--a-blue-line);
}
.hero-lead {
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 1px;
  color: var(--a-text);
  text-align: center;
  margin: 0;
}

.hero-photo { position: relative; padding-bottom: 14px; }
.hero-photo .arch {
  width: 100%;
  aspect-ratio: 148 / 220;
  border-radius: 74px 74px 18px 18px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,.9);
  box-shadow: var(--a-shadow);
  background: #dbeefb;
}
.hero-photo .arch img { width: 100%; height: 100%; object-fit: cover; }

.hero-badge {
  position: absolute; right: -6px; bottom: 6px;
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(255,255,255,.95);
  border: 1.5px solid var(--a-blue-line);
  box-shadow: 0 4px 12px rgba(110,165,210,.25);
  display: flex; align-items: center; justify-content: center; text-align: center;
  font-size: 10px; line-height: 1.45; letter-spacing: .2px;
  color: var(--a-blue); font-weight: 500;
}

.link-list { display: flex; flex-direction: column; gap: 12px; }
.link-card {
  position: relative;
  display: grid;
  grid-template-columns: 78px 1fr 44px;
  align-items: center;
  gap: 10px;
  min-height: 118px;
  padding: 18px 12px 18px 22px;
  background: var(--a-card);
  border: 1px solid var(--a-card-border);
  border-radius: 16px;
  box-shadow: var(--a-shadow);
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}
.link-card:active { transform: translateY(1px); }

.num-tab {
  position: absolute; left: 8px; top: 0;
  width: 32px; height: 32px;
  background: var(--grad-tab);
  border-radius: 3px 3px 0 0;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 80%, 0 100%);
  color: #fff;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  line-height: 1;
  letter-spacing: 1px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 6px 0 0 1px;
}
.icon-circle {
  width: 66px; height: 66px; border-radius: 50%;
  background: #fff;
  border: 1px solid #dcedf9;
  box-shadow: inset 0 0 0 4px #f3f9fd, 0 2px 8px rgba(110,165,210,.15);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto;
}
.icon-circle img { width: 38px; height: 38px; }

.icon-circle img.icon-sm { width: 35px; height: 35px; }
.link-body { min-width: 0; }
.link-title {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 1px;
  line-height: 1.3;
  color: var(--a-navy);
  margin: 0;
}
.link-title--sm { font-size: 17px; }
.link-body .heart-divider { width: 100%; margin: 6px 0 6px; }
.link-desc {
  font-size: 12.5px;
  line-height: 1.85;   
  color: var(--a-text);
  margin: 0;
  font-weight: 500;
}
.link-desc .em { color: var(--a-blue); }
.arrow-btn {
  position: relative;
  display: block;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--grad-btn);
  box-shadow: 0 4px 10px rgba(90,150,210,.35);
}

.arrow-btn::after {
  content: "";
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 44 44'%3E%3Cpath d='M14.4 22H28.5M22.5 16L28.5 22L22.5 28' fill='none' stroke='%23fff' stroke-width='1.4' stroke-linejoin='miter' stroke-miterlimit='10'/%3E%3C/svg%3E") center / 44px 44px no-repeat;
}

.back-btn {
  display: inline-flex; align-items: center; gap: 4px;
  height: 30px; padding: 0 12px;
  border-radius: 30px;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--a-card-border);
  color: var(--a-blue);
  font-size: 12px; font-weight: 500;
  box-shadow: 0 2px 6px rgba(110,165,210,.15);
}
.back-btn::before {
  content: ""; width: 7px; height: 7px;
  border-left: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
}
.sub-header { text-align: center; margin: 4px 0 18px; }
.sub-orn { color: var(--a-blue-soft); font-size: 12px; letter-spacing: 6px; margin: 0 0 6px; }
.sub-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 1.5px;
  color: var(--a-navy);
  margin: 0;
  line-height: 1.4;
}
.sub-title .heart { color: var(--a-blue-soft); font-weight: 400; margin: 0 6px; }
.sub-title .em { color: var(--a-blue); }

.lead-card {
  position: relative;
  background: var(--a-card);
  border: 1px solid var(--a-card-border);
  border-radius: 14px;
  padding: 16px 30px;
  text-align: center;
  font-size: 13.5px;
  line-height: 1.85;
  font-weight: 500;
  color: var(--a-text);
  margin: 0 0 18px;
}
.lead-card .em { color: var(--a-blue); }
.lead-card .em-line { color: var(--a-line-green); }
.lead-card .sparkle {
  position: absolute; color: var(--a-blue-soft); font-size: 14px; line-height: 1;
}
.lead-card .sparkle.l { left: 10px; top: 14px; }
.lead-card .sparkle.r { right: 10px; bottom: 14px; }

.site-list { display: flex; flex-direction: column; gap: 14px; }
.site-card {
  background: var(--a-card);
  border: 1px solid var(--a-card-border);
  border-radius: 18px;
  box-shadow: var(--a-shadow);
  padding: 20px 16px 18px;
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 12px 14px;
  align-items: center;
}
.site-logo { width: 104px; height: 104px; border-radius: 50%; overflow: hidden; background: #fff; }
.site-logo img { width: 100%; height: 100%; object-fit: cover; }
.site-head {
  display: flex; align-items: center; gap: 10px; min-width: 0;
  padding-bottom: 10px;
  border-bottom: 1px dotted var(--a-blue-line);  
}
.site-num {
  flex: 0 0 auto;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--a-blue-pale); color: #fff;
  font-family: var(--font-serif); font-weight: 700; font-size: 13px; line-height: 1;
  font-variant-numeric: tabular-nums;
  display: flex; align-items: center; justify-content: center;
  
  padding: 0 0 1px 0;
  will-change: transform;
}
.site-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: 1px;
  color: var(--a-navy);
  line-height: 1.2;
  white-space: nowrap;
}
.cta-btn {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  height: 48px; border-radius: 30px;
  background: var(--grad-btn);
  color: #fff; font-size: 15px; font-weight: 700; letter-spacing: 1px;
  box-shadow: 0 5px 12px rgba(90,150,210,.35);
}
.cta-btn::after {
  content: ""; position: absolute; right: 18px; top: 50%;
  width: 8px; height: 8px;
  border-top: 2px solid #fff; border-right: 2px solid #fff;
  transform: translateY(-50%) rotate(45deg);
}

.step-list { display: flex; flex-direction: column; align-items: stretch; }
.step {
  background: var(--a-card);
  border: 1px solid var(--a-card-border);
  border-radius: 18px;
  box-shadow: var(--a-shadow);
  padding: 16px 16px 18px;
}
.step-label {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--a-blue);
  margin: 0 0 10px;
}
.step-label .n {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--a-blue-pale); color: #fff;
  
  font-family: var(--font-serif); font-weight: 700;
  font-size: 15px; line-height: 1; letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 0 4px 0;
  
  will-change: transform;
}
.step-shot {
  width: min(100%, 250px);
  margin: 0 auto;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid #d9ebf7;
  box-shadow: 0 6px 16px rgba(80,130,180,.18);
  background: #000;
}
.step-shot img { width: 100%; height: auto; }
.step-cap {
  margin: 14px 4px 0;
  text-align: center;
  font-size: 14px;
  line-height: 1.8;
  font-weight: 500;
  color: var(--a-text);
}
.step-cap .em { color: var(--a-blue); }

.strong { color: var(--a-blue); font-weight: 700; }
.step-cap a { color: var(--a-blue); text-decoration: underline; text-underline-offset: 3px; }
.step-cap + .step-cap { margin-top: 10px; }
.step-cap--sm { font-size: 12.5px; color: var(--a-text-weak); }
.step-arrow {
  height: 30px;
  display: flex; align-items: center; justify-content: center;
  color: var(--a-blue-soft);
}
.step-arrow::after {
  content: ""; width: 12px; height: 12px;
  border-right: 2px solid currentColor; border-bottom: 2px solid currentColor;
  transform: translateY(-4px) rotate(45deg);
}
.note-box {
  margin: 14px 0 0;
  background: #f5faff;
  border: 1px dashed var(--a-blue-soft);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--a-text);
}
.note-box { text-align: center; }
.note-box .note-title { font-weight: 700; color: var(--a-navy); margin: 0 0 4px; }
.note-box ul { margin: 0; padding: 0; list-style: none; }
.note-box li::before { content: "・"; }
.note-box .ex { margin: 6px 0 0; }
.note-box .ex .lbl { display: block; font-weight: 700; color: var(--a-navy); }

.foot-nav { margin-top: 26px; text-align: center; }
.foot-nav .back-btn { height: 40px; padding: 0 22px; font-size: 13px; }