/* === Reset & Base === */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN",sans-serif;color:#20303F;background:#FAFAF7;line-height:1.85;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
summary::-webkit-details-marker{display:none}
/* S字・桜舞い落ちアニメーション
   25%:右(左)に流れ → 50%:中心 → 75%:逆に流れ → 100%:中心で退場
   ease-in-out でターン点にゆっくり近づき・離れる = 桜花びらの揺蕩い感 */
@keyframes sakura{
  0%  {transform:translate(0,-8vh)                    rotate(-14deg);opacity:0}
  8%  {opacity:.85}
  25% {transform:translate(var(--sw),26vh)            rotate(52deg)}
  50% {transform:translate(0,54vh)                    rotate(188deg)}
  75% {transform:translate(calc(var(--sw)*-1),79vh)   rotate(273deg)}
  92% {opacity:.55}
  100%{transform:translate(0,112vh)                   rotate(360deg);opacity:0}
}
/* ひらひら：羽根が風に煽られて微小回転する */
@keyframes flutter{
  0%,100%{transform:rotateY(0deg) scale(1)}
  50%    {transform:rotateY(22deg) scale(.93)}
}

/* === CSS Variables === */
.page-root{
  --down:#FAFAF7;--mist:#EEF1F1;--ink:#20303F;--ink-2:#4A5C6B;
  --gold:#B98A2B;--gold-d:#93701F;--duck:#6E93AC;--line:#06C755;
  --rakuten:#BF0000;--border:#DCDFD9;--fd:'Zen Old Mincho',serif;
  font-family:'Zen Kaku Gothic New',sans-serif;color:#20303F;background:#FAFAF7;
}

/* === Layout === */
.container{max-width:1080px;margin:0 auto;padding:0 20px}

/* === Color helpers === */
.text-duck{color:var(--duck)}
.text-gold{color:var(--gold)}
.text-gold-d{color:var(--gold-d)}
.text-gold-light{color:#E8C775}
.text-white{color:#fff}
.text-gold-lg{color:var(--gold);font-size:1.15em}
.highlight{color:var(--gold-d);font-weight:700}

/* === Section wrappers === */
.section-pad{padding:72px 0}
.section-mist{padding:72px 0;background:var(--mist)}
.section-targets{padding:48px 0 72px}
.section-premium{padding:64px 0}
.section-cta{padding:72px 0;background:var(--down);text-align:center}

/* === Section header === */
.sec-head{text-align:center;margin-bottom:44px}
.sec-head--sm{text-align:center;margin-bottom:28px}
.sec-kicker{display:block;font-size:.75rem;letter-spacing:.3em;color:var(--gold);margin-bottom:8px}
.sec-title{font-family:var(--fd);font-weight:700;font-size:clamp(1.4rem,3vw,1.9rem);letter-spacing:.06em}
.sec-sub{color:var(--ink-2);margin-top:12px}

/* === Buttons === */
.btn-pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-weight:700;border-radius:999px}
.btn-line{background:var(--line);color:#fff;padding:15px 30px;font-size:1.02rem}
.btn-gold{background:var(--gold);color:#fff;padding:15px 30px;font-size:1.02rem}
.btn-gold-sm{background:var(--gold);color:#fff;padding:14px 28px}
.btn-line-sm{background:var(--line);color:#fff;padding:14px 28px}
.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--border);padding:14px 28px}
.btn-cta-sm{background:var(--gold);color:#fff;padding:9px 18px;border-radius:999px;font-weight:700;text-decoration:none;font-size:.9rem}
.btn-group{display:flex;gap:14px;flex-wrap:wrap}
.btn-group--sm{display:flex;gap:12px;flex-wrap:wrap}

/* === Utility === */
.mt-22{margin-top:22px}
.mt-24{margin-top:24px}
.plain-list{list-style:none}

/* === HEADER === */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,250,247,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.header-inner{max-width:1080px;margin:0 auto;padding:0 20px;height:64px;display:flex;align-items:center;justify-content:space-between}
.logo-link{display:flex;align-items:baseline;gap:10px;text-decoration:none}
.logo-name{font-family:var(--fd);font-size:1.5rem;font-weight:700;letter-spacing:.08em;color:var(--ink)}
.logo-tagline{font-size:.72rem;color:var(--ink-2);letter-spacing:.12em}
.header-nav{display:flex;gap:22px;align-items:center}
.nav-link{text-decoration:none;font-size:.9rem;color:var(--ink-2)}

/* === HERO === */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#F4F6F5 0%,var(--down) 100%);padding:64px 0}
.feathers-wrap{position:fixed;inset:0;z-index:5;pointer-events:none}
.hero-inner{max-width:1080px;margin:0 auto;padding:0 20px;position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:48px;align-items:center}
.hero-text{flex:1 1 400px}
.badge{display:inline-block;font-size:.8rem;letter-spacing:.2em;color:var(--duck);border:1px solid var(--duck);padding:4px 14px;border-radius:999px;margin-bottom:18px}
.hero-h1{font-family:var(--fd);font-weight:700;font-size:clamp(1.9rem,4.4vw,2.9rem);line-height:1.5;letter-spacing:.04em;margin-bottom:18px}
.hero-lead{font-size:1.05rem;color:var(--ink);font-weight:700;margin-bottom:16px;letter-spacing:.03em}
.hero-desc{color:var(--ink-2);margin-bottom:28px;max-width:34em}
.hero-img-wrap{flex:1 1 380px;position:relative}
.hero-img{width:100%;height:440px;display:block;box-shadow:0 24px 60px rgba(32,48,63,.16)}
.photo-badge{position:absolute;left:-12px;bottom:-26px;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 16px 44px rgba(32,48,63,.18);padding:14px 16px;display:flex;gap:12px;align-items:center}
.photo-thumb{width:78px;height:78px;display:block}
.photo-label{font-size:.82rem;line-height:1.45;font-weight:700;letter-spacing:.03em}

/* === TARGET TABS === */
.targets-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;max-width:1080px;margin:-28px auto 0;padding:0 20px;position:relative;z-index:3}
.seg-btn{background:#fff;border:1px solid var(--border);border-top:4px solid var(--duck);border-radius:14px;padding:20px;text-align:left;cursor:pointer;box-shadow:0 10px 30px rgba(32,48,63,.08);display:flex;gap:14px;align-items:flex-start;font:inherit;color:inherit}
.seg-ico{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--mist);display:flex;align-items:center;justify-content:center;color:var(--duck)}
.seg-title{font-size:1.02rem;letter-spacing:.04em;margin-bottom:4px}
.seg-desc{font-size:.8rem;color:var(--ink-2);line-height:1.55}

/* === PAIN / SOLUTION === */
.pain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff}
.pain-col{background:#F4F2EE;padding:30px 28px}
.solution-col{background:#fff;padding:30px 28px;border-left:1px solid var(--border)}
.badge-pain{display:inline-block;font-size:.75rem;letter-spacing:.12em;padding:3px 12px;border-radius:999px;margin-bottom:16px;font-weight:700;background:#E9E2D6;color:#7A6A4A}
.badge-solution{display:inline-block;font-size:.75rem;letter-spacing:.12em;padding:3px 12px;border-radius:999px;margin-bottom:16px;font-weight:700;background:#E6F0E8;color:#2A5C33}
.list-item{padding:11px 0 11px 22px;font-size:.92rem;border-bottom:1px dashed var(--border)}
.list-item:last-child{border-bottom:none}

/* === EASY & SAFE CARDS === */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:28px 24px;text-align:center}
.card-ico{width:60px;height:60px;margin:0 auto 14px;border-radius:50%;background:var(--mist);display:flex;align-items:center;justify-content:center;color:var(--duck)}
.card-title{font-size:1.05rem;margin-bottom:8px;letter-spacing:.03em}
.card-text{font-size:.88rem;color:var(--ink-2)}
.free-banner{background:linear-gradient(120deg,var(--duck) 0%,#5A809B 100%);color:#fff;border-radius:18px;padding:30px 32px;text-align:center;margin-top:28px}
.free-banner-title{font-family:var(--fd);font-size:clamp(1.2rem,3vw,1.7rem);letter-spacing:.04em;margin-bottom:8px}
.free-items{display:flex;gap:10px 26px;justify-content:center;flex-wrap:wrap;margin-top:14px;font-weight:700}
.free-item{position:relative;padding-left:30px}
.free-note{font-size:.8rem;margin-top:10px;opacity:.85}

/* === STEPS === */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.step-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:30px 24px 26px;position:relative}
.step-num{font-family:var(--fd);font-size:2rem;color:var(--gold);margin-bottom:10px}
.step-title{font-size:1.05rem;margin-bottom:8px;letter-spacing:.04em}
.step-text{font-size:.9rem;color:var(--ink-2)}
.step-tag{display:inline-block;margin-top:12px;font-size:.75rem;background:var(--mist);border-radius:6px;padding:3px 10px;color:var(--ink-2)}

/* === CATEGORY GRID === */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.cat-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px 12px 14px;text-align:center}
.cat-img{width:100%;height:120px;display:block;margin-bottom:10px}
.cat-title{font-size:.9rem;margin-bottom:4px}
.cat-desc{font-size:.72rem;color:var(--ink-2);line-height:1.45}

/* === CRITERIA === */
.criteria-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:32px}
.criteria-card{background:#fff;border-radius:14px;padding:28px 26px}
.criteria-card--gold{border-top:5px solid var(--gold)}
.criteria-card--duck{border-top:5px solid var(--duck)}
.criteria-title{font-size:1.05rem;margin-bottom:14px}
.criteria-item{padding:8px 0 8px 28px;position:relative;font-size:.92rem;border-bottom:1px dashed var(--border)}
.criteria-item:last-child{border-bottom:none}
.criteria-mark{position:absolute;left:0;font-weight:700}
.criteria-mark--gold{color:var(--gold)}
.criteria-mark--ng{color:var(--ink-2)}
.down-meter-wrap{margin:36px auto 0;max-width:640px;background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px 26px}
.down-meter-title{font-size:.95rem;text-align:center;margin-bottom:14px;letter-spacing:.05em}
.down-meter{height:26px;border-radius:999px;overflow:hidden;display:flex;border:1px solid var(--border)}
.meter-low{width:50%;background:#D7DDE0}
.meter-high{width:50%;background:linear-gradient(90deg,var(--gold) 0%,#D8B25E 100%)}
.meter-labels{display:flex;justify-content:space-between;font-size:.78rem;color:var(--ink-2);margin-top:8px}
.info-note{margin-top:18px;font-size:.85rem;color:var(--ink-2);background:#fff;border-radius:10px;padding:16px 20px;border-left:4px solid var(--duck)}
.pdf-link{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--border);border-left:5px solid var(--gold);border-radius:12px;padding:18px 22px;margin-top:24px;text-decoration:none;color:inherit;flex-wrap:wrap}
.pdf-ico{flex:0 0 auto;width:46px;height:46px;border-radius:10px;background:#FBF1DD;color:var(--gold-d);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.72rem;letter-spacing:.05em}
.pdf-body{flex:1 1 240px}
.pdf-title{font-size:.98rem;margin-bottom:3px;letter-spacing:.02em}
.pdf-desc{font-size:.82rem;color:var(--ink-2);line-height:1.5}
.pdf-dl{color:var(--gold);font-weight:700;font-size:.85rem;white-space:nowrap}

/* === PREMIUM === */
.premium-box{position:relative;background:linear-gradient(135deg,#20303F 0%,#34495C 100%);border-radius:22px;padding:46px 44px;color:#fff;overflow:hidden;box-shadow:0 20px 50px rgba(32,48,63,.22)}
.premium-badge{display:inline-block;background:var(--gold);color:#fff;font-size:.78rem;font-weight:700;letter-spacing:.1em;padding:6px 16px;border-radius:999px;margin-bottom:20px;position:relative;z-index:1}
.premium-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:36px;align-items:center;position:relative;z-index:1}
.premium-kicker{display:block;font-size:.72rem;letter-spacing:.3em;color:#E8C775;margin-bottom:10px}
.premium-title{font-family:var(--fd);font-size:clamp(1.5rem,3.4vw,2.1rem);line-height:1.45;letter-spacing:.03em;margin-bottom:16px}
.premium-desc{color:#C9D4DE;font-size:.95rem;margin-bottom:18px}
.premium-list{list-style:none;margin-bottom:24px}
.premium-item{position:relative;padding:9px 0 9px 28px;font-size:.92rem;border-bottom:1px dashed rgba(255,255,255,.18)}
.premium-item:last-child{border-bottom:none}
.premium-star{position:absolute;left:0;color:#E8C775}
.premium-img-wrap{position:relative}
.premium-img{width:100%;height:420px;display:block;mix-blend-mode:lighten}
.premium-sticker{position:absolute;top:-10px;right:8px;background:var(--rakuten);color:#fff;font-weight:700;font-size:.8rem;line-height:1.2;text-align:center;padding:10px 12px;border-radius:10px;transform:rotate(8deg);box-shadow:0 6px 16px rgba(0,0,0,.25)}

/* === RAKUTEN COUPON === */
.rakuten-box{background:linear-gradient(120deg,var(--ink) 0%,#2E4356 100%);color:#fff;border-radius:20px;padding:40px 36px;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px;align-items:center;position:relative;overflow:hidden}
.rakuten-text{position:relative;z-index:1}
.rakuten-ratio{font-family:var(--fd);font-size:clamp(2.2rem,5vw,3.2rem);color:#E8C775;line-height:1.1}
.rakuten-title{font-family:var(--fd);font-size:clamp(1.2rem,2.6vw,1.6rem);margin:10px 0 12px;letter-spacing:.04em}
.rakuten-desc{font-size:.92rem;color:#C9D4DE}
.coupon-card{background:#fff;color:var(--ink);border-radius:12px;padding:22px 20px;text-align:center;position:relative;z-index:1}
.coupon-label{font-size:.75rem;letter-spacing:.15em;color:var(--rakuten);font-weight:700}
.coupon-amount{font-family:var(--fd);font-size:1.9rem;margin:6px 0}
.coupon-amount small{font-size:.9rem}
.coupon-code{font-size:.8rem;background:var(--mist);border-radius:6px;padding:4px 10px;display:inline-block;letter-spacing:.08em}

/* === LINE === */
.line-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:36px;align-items:center}
.chat-mock{background:#8CABBD;border-radius:22px;padding:22px 18px;max-width:340px;margin:0 auto;width:100%}
.bubble-left{background:#fff;border-radius:14px;padding:12px 14px;font-size:.82rem;margin-bottom:10px;max-width:88%;line-height:1.6}
.bubble-right{background:#A7E89C;border-radius:14px;padding:12px 14px;font-size:.82rem;margin-bottom:10px;max-width:88%;margin-left:auto;line-height:1.6}
.check-list{list-style:none}
.check-item{padding:12px 0 12px 34px;position:relative;border-bottom:1px dashed var(--border);font-size:.95rem}
.check-item:last-child{border-bottom:none}
.check-mark{position:absolute;left:4px;color:var(--line);font-weight:700}

/* === FAQ === */
.faq-wrap{max-width:760px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq-q{cursor:pointer;padding:18px 22px;font-weight:700;font-size:.95rem;list-style:none;display:block}
.faq-a{padding:0 22px 18px;font-size:.9rem;color:var(--ink-2)}

/* === CTA === */
.cta-title{font-family:var(--fd);font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:10px}
.cta-desc{color:var(--ink-2);margin-bottom:26px}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}

/* === FOOTER === */
.site-footer{background:var(--ink);color:#B9C5CF;padding:48px 0 32px;font-size:.85rem}
.footer-inner{max-width:1080px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-logo{font-family:var(--fd);color:#fff;font-size:1.2rem;margin-bottom:0}
.footer-nav{display:flex;flex-direction:column;gap:8px}
.footer-nav--grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 24px}
.footer-link{color:#B9C5CF;text-decoration:none}
.footer-copy{text-align:center;margin-top:32px;font-size:.75rem;color:#7E8E9B}

/* === free-item badge (missing ::before) === */
.free-item::before{content:"0円";position:absolute;left:0;top:50%;transform:translateY(-50%);font-size:.66rem;background:rgba(255,255,255,.25);color:#fff;border-radius:4px;padding:1px 4px;font-weight:400}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* --- タブレット (≤860px) --- */
@media(max-width:860px){
  /* ヘッダー: テキストリンクを隠し CTA だけ残す / ロゴ折り返し防止 */
  .nav-link{display:none}
  .logo-name{white-space:nowrap}

  /* ヒーロー */
  .hero{padding:40px 0 28px}
  .hero-inner{gap:28px}
  .hero-img{height:320px}
  .photo-badge{left:0;right:0;bottom:-20px;justify-content:center;border-radius:14px}

  /* セクション余白を縮小 */
  .section-pad{padding:52px 0}
  .section-mist{padding:52px 0}
  .section-targets{padding:28px 0 52px}
  .section-premium{padding:44px 0}

  /* ペイン/ソリューション: 縦積み時は左ボーダー→上ボーダーへ */
  .solution-col{border-left:none;border-top:1px solid var(--border)}

  /* プレミアム・楽天ボックスのパディング縮小 */
  .premium-box{padding:32px 28px}
  .rakuten-box{padding:28px 24px}

  /* コンテンツバナー: タブレットで2列 */
  .contents-grid{grid-template-columns:1fr 1fr}
  .section-contents{padding:56px 0}
}

/* --- スマートフォン (≤600px) --- */
@media(max-width:600px){
  /* ヘッダー: ロゴ折り返し防止 */
  .header-inner{height:auto;min-height:56px;padding:10px 16px}
  .logo-name{font-size:1.25rem;white-space:nowrap;letter-spacing:.04em}
  .logo-tagline{display:none}
  .btn-cta-sm{font-size:.78rem;padding:8px 12px;white-space:nowrap}

  /* ヒーロー */
  .hero{padding:28px 0 56px}
  .hero-inner{gap:20px}
  .hero-img{height:220px}
  /* photo-badge: absolute 解除して画像下に自然配置 */
  .photo-badge{position:static;margin-top:16px;border-radius:14px;box-shadow:none;border:1px solid var(--border)}

  /* ターゲットグリッド: ヒーローとの負マージン重なりを解除 */
  .targets-grid{margin-top:0}

  /* ヒーローバッジの長文対応 */
  .badge{font-size:.7rem;letter-spacing:.1em;padding:4px 10px}

  /* ボタングループを縦積みに */
  .btn-group{flex-direction:column;align-items:stretch}
  .btn-group .btn-pill{justify-content:center}
  .btn-group--sm{flex-direction:column;align-items:flex-start}
  .cta-btns{flex-direction:column;align-items:center}
  .cta-btns .btn-pill{width:100%;max-width:320px;justify-content:center}

  /* プレミアム */
  .premium-box{padding:24px 16px}
  .premium-sticker{top:auto;bottom:8px;right:8px;transform:rotate(0)}

  /* 楽天ボックス */
  .rakuten-box{padding:24px 16px}

  /* セクション余白をさらに縮小 */
  .section-pad{padding:40px 0}
  .section-mist{padding:40px 0}
  .section-cta{padding:48px 0}

  /* コンテンツバナー */
  .contents-grid{grid-template-columns:1fr 1fr}
  .section-contents{padding:40px 0}
  .sec-head{margin-bottom:0}
  .content-card{padding:20px 16px 18px}
  .content-card__title{font-size:.95rem}
  .content-card__desc{font-size:.82rem}
}

@media(max-width:390px){
  .contents-grid{grid-template-columns:1fr;gap:12px}
  .content-card{padding:18px 14px 16px}
}

/* ===== コンテンツ予告バナー ===== */
.section-contents{padding:72px 0;background:var(--mist)}
.contents-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}
.content-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:16px;padding:28px 22px 24px;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:10px;transition:box-shadow .2s,transform .2s;overflow:hidden}
.content-card:hover{box-shadow:0 12px 36px rgba(32,48,63,.13);transform:translateY(-3px)}
.content-card--coming{opacity:.88}
.content-card--coming::after{content:'';position:absolute;inset:0;border-radius:16px;border:2px dashed var(--border);pointer-events:none}
.content-card__icon{font-size:2rem;line-height:1}
.content-card__badge{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;padding:2px 10px;border-radius:999px;background:var(--gold);color:#fff;width:fit-content}
.content-card__title{font-family:var(--fd);font-size:1.05rem;font-weight:700;color:var(--ink);line-height:1.4;margin:0}
.content-card__title small{font-size:.8rem;font-weight:400}
.content-card__desc{font-size:.85rem;color:var(--ink-2);line-height:1.7;flex:1}
.content-card__link{font-size:.82rem;color:var(--gold);font-weight:700;margin-top:auto}