/* 公開LP（/）。やわらかいピンクとラベンダー。書体は端末の丸ゴシック → 和文ゴシック（Web フォントは使わない：CSP の font-src を広げないため） */
:root {
  --c-bg: #fffaf8;
  --c-soft: #fdf0f3;
  --c-lav: #f3effb;
  --c-ink: #4a3640;
  --c-sub: #7a6570;
  --c-line: #f1dbe2;
  --c-rose: #c9466c;
  --c-rose-dark: #a8355a;
  --c-pink: #f6c7d4;
  --c-pink-light: #fde6ec;
  --c-mint: #e4f5ee;
  --c-badge: #fff1d6;
  --c-badge-ink: #7a5a00;
  --f-jp: "Hiragino Maru Gothic ProN", "ヒラギノ丸ゴ ProN", "BIZ UDPGothic", Meiryo, "メイリオ", "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", sans-serif;
  --r: 22px;
  --shadow: 0 10px 30px rgba(201, 70, 108, .10);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--c-bg); color: var(--c-ink); font-family: var(--f-jp); font-size: 16px; line-height: 1.85; }
h1, h2, h3 { line-height: 1.5; margin: 0; }
p { margin: 0; }
a { color: var(--c-rose-dark); }
img { max-width: 100%; }
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 760px; }
.sp { display: none; }
.center { text-align: center; justify-content: center; }
.skip { position: absolute; left: -9999px; top: 0; background: #fff; padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }
:focus-visible { outline: 3px solid var(--c-rose); outline-offset: 3px; border-radius: 6px; }

.site-header { position: sticky; top: 0; z-index: 5; background: rgba(255, 250, 248, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--c-line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 10px; padding-bottom: 10px; }
.brand { color: var(--c-rose-dark); font-weight: 700; font-size: 18px; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; margin: 0; }
.brand.small { font-size: 14px; }
.tag { font-size: 11px; font-weight: 700; color: var(--c-rose-dark); background: var(--c-pink-light); border-radius: 99px; padding: 0 9px; line-height: 1.8; }
.header-nav { display: flex; align-items: center; gap: 14px; }
.header-link { font-size: 14px; font-weight: 700; text-decoration: none; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 24px; border-radius: 999px; font-weight: 700; font-size: 15px; text-decoration: none; border: 2px solid transparent; cursor: pointer; font-family: inherit; transition: transform .15s ease, box-shadow .15s ease; }
.button:hover { transform: translateY(-1px); }
.button.big { min-height: 56px; padding: 12px 30px; font-size: 16px; }
.button.small { min-height: 38px; padding: 6px 16px; font-size: 13px; }
.button.primary { background: var(--c-rose); color: #fff; box-shadow: 0 8px 20px rgba(201, 70, 108, .28); }
.button.primary:hover { background: var(--c-rose-dark); }
.button.ghost { background: #fff; color: var(--c-rose-dark); border-color: var(--c-pink); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.hero { background: radial-gradient(circle at 85% 20%, #fbe0ea 0, transparent 45%), radial-gradient(circle at 10% 90%, #ece4fb 0, transparent 40%), linear-gradient(180deg, #fff3f6 0%, var(--c-bg) 100%); padding: 56px 0 72px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.eyebrow { display: inline-block; color: var(--c-rose-dark); font-weight: 700; font-size: 14px; background: #fff; border: 1px solid var(--c-pink); border-radius: 999px; padding: 2px 14px; }
.hero h1 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); margin-top: 16px; letter-spacing: .02em; }
.hero h1 em { font-style: normal; color: var(--c-rose); background: linear-gradient(transparent 62%, var(--c-pink-light) 62%); }
.lead { margin-top: 18px; font-size: 1.05rem; color: var(--c-sub); }
.hero-points { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 6px; }
.hero-points li { position: relative; padding-left: 30px; font-weight: 700; }
.hero-points li::before { content: "\2661"; position: absolute; left: 4px; color: var(--c-rose); }
.note { margin-top: 16px; font-size: 13px; color: var(--c-sub); }

.hero-visual { position: relative; display: flex; justify-content: center; }
.phone { width: min(330px, 100%); background: #fff; border-radius: 36px; padding: 18px 16px 20px; box-shadow: 0 24px 60px rgba(168, 53, 90, .18); border: 8px solid #fff; outline: 1px solid var(--c-line); display: grid; gap: 10px; font-size: 13px; line-height: 1.7; }
.phone-top { display: flex; gap: 10px; align-items: center; padding-bottom: 8px; border-bottom: 1px solid var(--c-line); }
.phone-top small { display: block; color: var(--c-sub); font-size: 11px; }
.avatar { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--c-lav); color: #7a5fb0; font-weight: 700; flex: none; }
.memo-chip { background: var(--c-badge); color: var(--c-badge-ink); border-radius: 12px; padding: 6px 10px; font-size: 12px; }
.bubble { max-width: 85%; padding: 8px 12px; border-radius: 16px; }
.bubble.in { background: var(--c-lav); border-top-left-radius: 4px; }
.bubble.out { background: var(--c-pink-light); justify-self: end; border-top-right-radius: 4px; }
.draft { background: linear-gradient(135deg, #fff5f8, #f6f1ff); border: 2px dashed var(--c-pink); border-radius: 18px; padding: 10px 12px; }
.draft-label { font-size: 11px; font-weight: 700; color: var(--c-rose-dark); }
.draft-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; font-size: 12px; font-weight: 700; }
.draft-actions span { padding: 4px 12px; border-radius: 999px; background: #fff; border: 1px solid var(--c-pink); color: var(--c-rose-dark); }
.draft-actions .send { background: var(--c-rose); color: #fff; border-color: var(--c-rose); }
.float { position: absolute; font-size: 28px; animation: bob 4s ease-in-out infinite; }
.f1 { top: 0; right: 6%; } .f2 { bottom: 12%; left: 0; animation-delay: 1.2s; } .f3 { top: 40%; right: 0; animation-delay: 2.1s; }
@keyframes bob { 50% { transform: translateY(-10px); } }
@media (prefers-reduced-motion: reduce) { .float { animation: none; } html { scroll-behavior: auto; } .button { transition: none; } }

.section { padding: 72px 0; }
.section.soft { background: var(--c-soft); }
.section-kicker { text-align: center; color: var(--c-rose); font-weight: 700; font-size: 14px; letter-spacing: .08em; }
.section h2 { text-align: center; font-size: clamp(1.4rem, 3.4vw, 2rem); margin-top: 6px; margin-bottom: 36px; }

.worries { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.worries li { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r); padding: 20px; display: flex; gap: 12px; align-items: flex-start; box-shadow: var(--shadow); }
.worries .emoji { font-size: 26px; line-height: 1.2; }
.worries b { color: var(--c-rose-dark); }
.worry-answer { text-align: center; margin-top: 32px; font-size: 1.15rem; font-weight: 700; }
.worry-answer b { color: var(--c-rose); }

.pillars { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pillar { position: relative; background: #fff; border-radius: 28px; padding: 30px 24px 26px; box-shadow: var(--shadow); }
.pillar-num { position: absolute; top: 14px; right: 20px; font-weight: 700; color: var(--c-pink); font-size: 28px; }
.pillar-icon { display: grid; place-items: center; width: 60px; height: 60px; border-radius: 50%; background: var(--c-pink-light); font-size: 28px; margin-bottom: 14px; }
.pillar h3 { font-size: 1.1rem; margin-bottom: 10px; }
.pillar b { color: var(--c-rose-dark); }
.extras { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.extras li { background: rgba(255, 255, 255, .75); border-radius: 18px; padding: 16px 20px; }
.extras b { display: block; }
.extras span { font-size: 14px; color: var(--c-sub); }
.badge { display: inline-block; font-size: 11px; font-weight: 700; background: var(--c-badge); color: var(--c-badge-ink); border-radius: 99px; padding: 0 8px; margin: 0 4px; line-height: 1.8; vertical-align: middle; }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { background: #fff; border: 2px solid var(--c-pink-light); border-radius: var(--r); padding: 26px 22px; text-align: center; }
.step .num { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--c-rose); color: #fff; font-weight: 700; font-size: 20px; margin-bottom: 10px; }
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { text-align: left; font-size: 15px; }

.install { background: linear-gradient(180deg, var(--c-lav) 0%, #fff5f8 100%); }
.install-lead { text-align: center; margin-top: -18px; margin-bottom: 26px; color: var(--c-sub); }
.install-auto { text-align: center; margin-bottom: 24px; }
.install-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.install-card { background: #fff; border-radius: 26px; padding: 24px 26px; box-shadow: var(--shadow); }
.install-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.install-card ol { margin: 0; padding-left: 1.4em; }
.install-card li { margin: 4px 0; }
.small { font-size: 13px; color: var(--c-sub); margin-top: 10px; }
.store-note { text-align: center; margin-top: 20px; font-size: 14px; color: var(--c-sub); }

.checks { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.checks li { background: #fff; border-radius: 20px; padding: 18px 20px 18px 50px; position: relative; }
.checks li::before { content: "\2713"; position: absolute; left: 16px; top: 18px; width: 24px; height: 24px; border-radius: 50%; background: var(--c-mint); color: #2c8a64; font-weight: 700; display: grid; place-items: center; font-size: 14px; line-height: 1; }
.checks b { display: block; }
.checks span { font-size: 14px; color: var(--c-sub); }

.price-box { background: #fff; border-radius: 28px; padding: 30px; text-align: center; box-shadow: var(--shadow); border: 2px solid var(--c-pink-light); }
.price-main { font-weight: 700; font-size: 1.3rem; color: var(--c-rose-dark); }
.price-main span { font-size: 3.4rem; line-height: 1.2; }
.price-box p + p { margin-top: 12px; text-align: left; }

.faq details { background: #fff; border-radius: 18px; margin-bottom: 12px; padding: 4px 20px; }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 28px 14px 0; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 12px; color: var(--c-rose); font-size: 22px; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding: 0 0 16px; color: var(--c-sub); }

.cta-final { text-align: center; background: radial-gradient(circle at 20% 20%, #fbe0ea 0, transparent 50%), radial-gradient(circle at 80% 80%, #ece4fb 0, transparent 50%), #fff6f8; }
.cta-final h2 { margin-bottom: 14px; }

.site-footer { background: #fff; border-top: 1px solid var(--c-line); padding: 28px 0 calc(28px + env(safe-area-inset-bottom)); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 14px; }
.copy { width: 100%; font-size: 12px; color: var(--c-sub); }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .worries, .pillars, .checks { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .sp { display: inline; }
  .pc { display: none; }
  .hero { padding: 36px 0 52px; }
  .header-link { display: none; }
  .worries, .pillars, .checks, .steps, .install-grid, .extras { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .cta-row .button { width: 100%; }
}
.nw { display: inline-block; }
.brand, .button { white-space: nowrap; }
@media (max-width: 600px) {
  .site-header .tag { display: none; }
  .brand { font-size: 16px; }
  .header-nav .button.small { padding: 6px 14px; font-size: 12px; }
}
.pc-note { max-width: 760px; margin: 22px auto 0; background: #fff; border-radius: 20px; padding: 16px 20px; font-size: 15px; box-shadow: var(--shadow); }
.price-trial { display: inline-block; background: var(--c-pink-light); color: var(--c-rose-dark); border-radius: 999px; padding: 4px 16px; font-size: 14px; }
.price-trial b { font-size: 1.1em; }
.price-main small { font-size: .9rem; }
.price-list { text-align: left; margin: 16px auto 0; padding-left: 1.3em; max-width: 34em; }
.price-list li { margin: 6px 0; }

/* 30秒でわかる使い方（実際の画面の自動スライド） */
.demo { background: linear-gradient(180deg, #fff 0%, var(--c-soft) 100%); }
.demo-grid { display: grid; grid-template-columns: 340px 1fr; gap: 40px; align-items: center; max-width: 880px; margin: 0 auto; }
.demo-phone { background: #fff; border-radius: 40px; padding: 10px; box-shadow: 0 24px 60px rgba(168, 53, 90, .2); outline: 1px solid var(--c-line); }
.demo-slides { list-style: none; margin: 0; padding: 0; border-radius: 30px; overflow: hidden; aspect-ratio: 1 / 2; background: var(--c-lav); }
.demo-slide img { display: block; width: 100%; height: auto; }
.demo-slide { animation: demo-in .5s ease; }
@keyframes demo-in { from { transform: translateY(10px) scale(.99); } to { transform: none; } }
.demo-captions { list-style: none; margin: 0; padding: 0; min-height: 7.5em; }
.demo-captions li { font-size: 1.2rem; font-weight: 700; line-height: 1.7; }
.demo-captions b { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--c-rose); color: #fff; margin-right: 10px; font-size: 16px; vertical-align: middle; }
.demo-controls { display: flex; align-items: center; gap: 14px; margin-top: 16px; flex-wrap: wrap; }
.demo-dots { display: flex; gap: 8px; }
.demo-dot { width: 12px; height: 12px; border-radius: 50%; border: 0; padding: 0; background: var(--c-pink); cursor: pointer; }
.demo-dot.active { background: var(--c-rose); width: 28px; border-radius: 99px; }
@media (max-width: 760px) { .demo-grid { grid-template-columns: 1fr; gap: 20px; } .demo-phone { max-width: 300px; margin: 0 auto; } .demo-captions { min-height: 6em; } .demo-captions li { font-size: 1.05rem; } .demo-controls { justify-content: center; } }
@media (prefers-reduced-motion: reduce) { .demo-slide { animation: none; } }