:root{
  --cream:#F0ECE4;
  --cream-2:#F5E9DE;
  --ink:#111111;
  --ink-soft:#6b6058;
  --coral:#FF6B63;
  --coral-dark:#F0524A;
  --hairline:#EEDFCF;
  --floor:#3a332e;
}
*{box-sizing:border-box;}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Hiragino Sans,"Hiragino Kaku Gothic ProN",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
h1,h2{font-family:Georgia,"Hiragino Mincho ProN",serif;margin:0;}

/* ---- header ---- */
.site-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 48px;
}
.logo-eyebrow{font-size:12px;color:var(--ink-soft);letter-spacing:.04em;}
.logo-word{font-size:26px;font-weight:800;letter-spacing:.02em;font-family:Georgia,serif;}
.logo-sub{font-size:10px;letter-spacing:.18em;color:var(--ink-soft);}

/* ==================== RAKUMOブランド表記(統一) ====================
   「RAKUMO」を表示する際はこのクラスで統一する:
   左→右の虹色グラデーション文字 + 半角スペース + クラウドのロゴマーク */
.rakumo-brand{
  background:linear-gradient(90deg,#ff453a,#ff9f0a,#ffd60a,#34c759,#0a84ff,#af52de);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rakumo-mark{
  height:1em;width:auto;display:inline-block;
  vertical-align:-0.12em;margin-left:0.28em;
}
.btn-pill-community{
  background:#fff3ef;color:var(--coral-dark);border:1.5px solid var(--coral);font-weight:700;
}
.btn-pill-community:hover{background:var(--coral);color:#fff;}
.site-nav{display:flex;align-items:center;gap:26px;font-size:14px;}
.site-nav a:hover{color:var(--coral-dark);}

.btn-pill{
  border-radius:999px;border:none;cursor:pointer;font-family:inherit;
  display:inline-flex;align-items:center;gap:8px;padding:10px 20px;font-size:14px;
}
.btn-pill-primary{background:var(--coral);color:#fff;box-shadow:0 4px 10px rgba(240,132,122,.25);}
.btn-pill-primary:hover{background:var(--coral-dark);}
.btn-pill-outline{background:#fff;color:var(--ink);border:1.5px solid var(--coral);}
.btn-pill-outline:hover{background:#fff3ef;}
.btn-pill-ghost{background:#fff;color:var(--ink);border:1.5px solid #F0E6D9;}
.site-nav .btn-pill-primary{padding:0 24px;height:40px;font-size:15px;font-weight:600;box-shadow:none;}
.btn-lg{padding:16px 26px;font-size:16px;display:flex;flex-direction:column;align-items:flex-start;gap:2px;}
.btn-lg small{font-weight:400;font-size:11px;opacity:.85;}
.btn-lg .icon{font-size:15px;}

/* ---- hero ---- */
.hero{
  position:relative;overflow:hidden;
  display:grid;
  grid-template-columns:1fr 1.3fr;
  grid-template-areas:
    "intro showcase"
    "cta   showcase";
  gap:8px 20px;
  padding:32px 80px 60px;
}
.hero-decor{position:absolute;width:220px;height:220px;pointer-events:none;z-index:0;}
.hero-decor-left{left:-60px;bottom:-40px;}
.hero-decor-right{right:-50px;bottom:-30px;}
.hero-intro, .hero-showcase, .hero-cta{position:relative;z-index:1;}
.hero-intro{grid-area:intro;align-self:end;}
.hero-cta{grid-area:cta;align-self:start;margin-top:22px;}
.hero-showcase{grid-area:showcase;align-self:center;}

.hero-brand{
  display:flex;align-items:center;gap:5px;flex-wrap:wrap;
  font-size:14px;font-weight:700;color:var(--ink-soft);letter-spacing:.02em;margin-bottom:12px;
}
.hero-headline{
  position:relative;display:inline-block;margin:0;
  font-size:44px;line-height:1.3;color:var(--ink);font-weight:800;
}
.rakumo-inline{font-weight:800;letter-spacing:.01em;}
.tagline-underline{display:block;width:210px;max-width:65%;height:15px;margin-top:4px;color:var(--coral);}
.hero-desc{color:#333;font-size:16px;line-height:1.85;margin:16px 0 0;max-width:36em;}
.hero-cta .btn-pill{display:flex;margin-bottom:12px;}
.hero-note{font-size:13px;color:#999;margin-left:6px;}

.hero-showcase{display:flex;align-items:center;justify-content:center;}
.transform-group{
  position:relative;display:flex;align-items:center;justify-content:center;width:100%;
  background:#fff;border-radius:28px;padding:30px 22px;gap:0;
  box-shadow:0 2px 10px rgba(0,0,0,.05);
}
.before-card{
  position:relative;background:#fff;border-radius:14px;box-shadow:0 3px 10px rgba(0,0,0,.05);
  width:20%;padding:8px;flex-shrink:0;z-index:2;
}
.before-card img{width:100%;display:block;border-radius:8px;}
.after-card-wrap{display:flex;flex-direction:column;align-items:flex-start;width:52%;flex-shrink:0;}
.after-card{
  position:relative;background:#181818;border-radius:3px;flex-shrink:0;
  width:100%;padding:1.75%;
  box-shadow:0 10px 24px rgba(0,0,0,.18);
}
.after-card img{width:100%;display:block;border-radius:0;}
.after-caption{margin-top:10px;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.chip{
  position:absolute;top:-22px;left:2px;background:transparent;
  font-size:12px;font-weight:700;letter-spacing:.06em;padding:0;border-radius:0;color:#A3A3A3;
  z-index:2;
}
.chip-after{
  top:14px;left:14px;background:var(--coral);color:#fff;
  padding:4px 12px;border-radius:999px;font-size:12px;box-shadow:0 3px 8px rgba(255,107,99,.25);
}

/* ---- 変化を示すシンプルな矢印 ---- */
.transform-arrow{
  position:relative;width:80px;height:52px;flex-shrink:0;z-index:1;margin:0 -6px;
  display:flex;align-items:center;justify-content:center;
}
.transform-arrow svg{width:100%;height:100%;}
.transform-arrow path{stroke:var(--coral-dark);}

/* ---- how it works ---- */
.how-section{padding:10px 48px 60px;}
.how-card{background:#fff;border-radius:16px;padding:36px;box-shadow:0 10px 30px rgba(0,0,0,.04);}
.how-card h2{text-align:center;font-size:26px;margin-bottom:26px;}
.steps{display:flex;align-items:flex-start;justify-content:center;gap:14px;flex-wrap:wrap;}
.step{width:170px;text-align:center;}
.step-num{
  width:34px;height:34px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;margin:0 auto 10px;
}
.step-title{font-weight:700;font-size:14.5px;margin-bottom:4px;}
.step-desc{font-size:12.5px;color:var(--ink-soft);line-height:1.6;}
.arrow{color:#cbbfae;font-size:20px;margin-top:8px;}

/* ---- styles gallery ---- */
.styles-section{padding:20px 48px 60px;background:var(--cream-2);}
.styles-section h2{text-align:center;font-size:26px;}
.section-sub{text-align:center;color:var(--ink-soft);font-size:14px;margin:8px 0 30px;}
.section-sub.light{color:#c9bfae;}
.styles-scroll{
  display:flex;gap:18px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x mandatory;
}
.style-card{
  flex:0 0 190px;scroll-snap-align:start;background:#fff;border-radius:10px;overflow:hidden;
  border:1px solid var(--hairline);
}
.style-card img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block;}
.style-label{padding:10px 12px;font-size:13.5px;font-weight:700;}
.style-label span{display:block;font-weight:400;font-size:11.5px;color:var(--ink-soft);margin-top:2px;}

/* ---- gallery (みんなのRAKUMO) ---- */
.gallery-section{padding:50px 48px 60px;background:var(--floor);text-align:center;}
.gallery-section h2{color:#fff;font-size:26px;}
.free-badge{
  display:inline-block;background:var(--coral);color:#fff;font-size:13px;font-weight:600;
  padding:8px 20px;border-radius:999px;margin:14px 0 34px;
}
.gallery-room{position:relative;background:#4a423b;border-radius:12px;padding:30px;}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:0;}
.framed{margin:0;display:flex;flex-direction:column;min-height:450px;}
.framed img{width:100%;height:100%;object-fit:cover;border:16px solid #1a1a1a;box-shadow:0 14px 24px rgba(0,0,0,.4);}
.framed figcaption{color:#e8ddcb;font-size:11px;margin-top:6px;text-align:center;}
.floor{display:none!important;}
.gallery-section .btn-pill-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);margin-top:26px;}

/* ---- pricing ---- */
.pricing-section{padding:50px 48px 60px;text-align:center;}
.pricing-section h2{font-size:26px;}
.pricing-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;max-width:980px;margin:0 auto;
}
@media (max-width:820px){.pricing-grid{grid-template-columns:1fr;}}
.pricing-card{
  position:relative;background:#fff;border:1.5px solid var(--hairline);border-radius:16px;
  padding:30px 24px;text-align:left;
}
.pricing-card.featured{border-color:var(--coral);box-shadow:0 10px 26px rgba(240,132,122,.18);}
.pricing-badge{
  position:absolute;top:-13px;right:22px;background:var(--coral);color:#fff;font-size:12px;
  font-weight:700;padding:4px 14px;border-radius:999px;
}
.pricing-name{font-size:15px;font-weight:700;color:var(--ink-soft);margin-bottom:8px;}
.pricing-price{font-size:32px;font-weight:800;font-family:Georgia,serif;margin-bottom:14px;}
.pricing-price span{font-size:14px;font-weight:400;color:var(--ink-soft);}
.pricing-desc{font-size:13.5px;color:var(--ink-soft);line-height:1.7;margin-bottom:18px;min-height:56px;}
.pricing-note-inline{font-size:11.5px;}
.pricing-features{list-style:none;padding:0;margin:0 0 20px;font-size:13.5px;}
.pricing-features li{padding:6px 0 6px 22px;position:relative;border-top:1px solid var(--cream-2);}
.pricing-features li:first-child{border-top:none;}
.pricing-features li::before{content:"✓";position:absolute;left:0;color:var(--coral-dark);font-weight:700;}
.pricing-card .btn-pill{width:100%;justify-content:center;}

/* ---- paywall modal ---- */
.paywall-desc{font-size:13.5px;color:var(--ink-soft);margin:10px 0 20px;}
.paywall-options{display:flex;gap:14px;}
.paywall-option{
  flex:1;position:relative;border:1.5px solid var(--hairline);border-radius:12px;
  padding:20px 16px;text-align:center;
}
.paywall-option.featured{border-color:var(--coral);}
.paywall-option-title{font-size:13px;font-weight:700;color:var(--ink-soft);margin-bottom:8px;}
.paywall-option-price{font-size:24px;font-weight:800;font-family:Georgia,serif;margin-bottom:14px;}
.paywall-per{font-size:13px;font-weight:400;color:var(--ink-soft);}
.paywall-option .btn-pill{width:100%;justify-content:center;font-size:12.5px;padding:10px 8px;}

.ad-slot{margin-top:18px;text-align:center;min-height:90px;}
.ad-slot[hidden]{display:none;}

/* ---- CTA band ---- */
.cta-band{padding:36px 48px;}
.cta-inner{
  background:#fff;border-radius:14px;padding:24px 30px;display:flex;align-items:center;gap:22px;
  border:1px solid var(--hairline);
}
.cta-heart{color:var(--coral);font-size:22px;}
.cta-text{flex:1;}
.cta-title{font-weight:700;font-size:16px;}
.cta-sub{font-size:13px;color:var(--ink-soft);margin-top:2px;}

/* ---- footer ---- */
.site-footer{padding:22px 48px 40px;display:flex;justify-content:space-between;font-size:11.5px;color:var(--ink-soft);flex-wrap:wrap;gap:8px;}

/* ==================== 機能モーダル ==================== */
.app-modal{
  position:fixed;inset:0;background:rgba(30,26,22,.55);z-index:1000;
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.app-modal[hidden]{display:none;}
.app-modal-inner{
  background:var(--cream);border-radius:16px;max-width:1040px;width:100%;max-height:90vh;overflow-y:auto;
  padding:32px;position:relative;
}
.modal-close{
  position:absolute;top:16px;right:20px;border:none;background:none;font-size:26px;cursor:pointer;color:var(--ink-soft);
}
.pane h3{font-family:Georgia,serif;font-size:20px;margin:0 0 18px;}
.gallery-welcome-msg{
  background:#fff3ef;border:1px solid #f6d9cd;border-radius:10px;
  padding:12px 14px;font-size:13px;color:#c9573f;line-height:1.6;margin-bottom:16px;
}
.gallery-welcome-msg[hidden]{display:none;}

.dropzone{
  border:1.5px dashed #cbbf9e;border-radius:8px;padding:34px 16px;text-align:center;cursor:pointer;
  color:var(--ink-soft);font-size:13.5px;
}
.dropzone strong{display:block;color:var(--ink);font-size:15px;margin-bottom:6px;}
.or-row{text-align:center;color:#b3a98c;font-size:11px;margin:16px 0;}
#uploadPane .btn-pill{width:100%;justify-content:center;}
.status-msg{font-size:13px;color:var(--coral-dark);margin-top:14px;min-height:16px;}

.result-layout{display:grid;grid-template-columns:260px 1fr;gap:28px;}
.orig-label{font-size:12px;color:var(--ink-soft);margin-bottom:8px;}
#origCanvas{width:100%;border-radius:6px;border:1px solid var(--hairline);background:#fff;}
.gallery-head-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.gallery-head-row h3{margin:0;}
.rotate-controls{display:flex;align-items:center;gap:10px;}
.rotate-btn{border:1px solid var(--ink);background:#fff;border-radius:6px;padding:6px 10px;font-size:12px;cursor:pointer;}
.rotate-btn:disabled{opacity:.4;}
#rotateAngle{font-size:12px;color:var(--ink-soft);min-width:30px;text-align:center;}

.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.result-card{
  border:1px solid var(--hairline);border-radius:8px;overflow:hidden;cursor:pointer;background:#fff;
}
.result-card.selected{border-color:var(--coral);box-shadow:0 6px 14px rgba(240,132,122,.25);}
.result-card .thumb{aspect-ratio:1/1;background:repeating-linear-gradient(45deg,#efe4d4,#efe4d4 8px,#fbf3ec 8px,#fbf3ec 16px);display:flex;align-items:center;justify-content:center;}
.result-card .thumb img,.result-card .thumb canvas{width:100%;height:100%;object-fit:cover;display:block;}
.result-card .name{font-size:11.5px;padding:6px 8px;text-align:center;}

.featured-area{margin-top:26px;border-top:1px solid var(--hairline);padding-top:22px;}
.room-preview{display:flex;justify-content:center;}
.room-preview canvas{max-width:100%;border-radius:8px;}
.featured-actions{display:flex;justify-content:center;gap:10px;margin-top:16px;}

/* ==================== ログイン・新規登録 ==================== */
.user-info{display:flex;align-items:center;gap:10px;}
.user-info[hidden]{display:none;}
#loginBtn[hidden]{display:none;}
.user-info #userEmail{font-size:12.5px;color:var(--ink-soft);}
.auth-modal-inner{max-width:380px;padding:32px;}
.auth-tabs{display:flex;gap:8px;margin-bottom:20px;}
.auth-tab{
  flex:1;padding:10px;border:1.5px solid var(--hairline);background:#fff;border-radius:8px;
  cursor:pointer;font-size:14px;color:var(--ink-soft);
}
.auth-tab.active{border-color:var(--coral);color:var(--coral-dark);font-weight:600;background:var(--cream-2);}
.auth-label{display:block;font-size:12.5px;color:var(--ink-soft);margin:14px 0 6px;}
.auth-input{
  width:100%;padding:10px 12px;border:1.5px solid var(--hairline);border-radius:8px;
  font-size:14px;font-family:inherit;box-sizing:border-box;
}
.auth-input:focus{outline:none;border-color:var(--coral);}
#authForm .btn-pill{width:100%;justify-content:center;margin-top:20px;}
#authForm .status-msg{text-align:center;}

/* ==================== みんなのRAKUMOに投稿する ==================== */
.post-modal-inner{max-width:460px;padding:32px;}
.post-steps-indicator{display:flex;justify-content:center;gap:10px;margin-bottom:24px;}
.post-step-dot{
  width:26px;height:26px;border-radius:50%;background:#fff;border:1.5px solid var(--hairline);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--ink-soft);
}
.post-step-dot.active{background:var(--coral);border-color:var(--coral);color:#fff;font-weight:600;}
.post-step-dot.done{background:var(--coral-dark);border-color:var(--coral-dark);color:#fff;}
.post-step[hidden]{display:none;}
.post-textarea{resize:vertical;min-height:70px;line-height:1.6;}
.required-mark{
  display:inline-block;font-size:10.5px;color:#fff;background:var(--coral);
  border-radius:4px;padding:1px 6px;margin-left:8px;vertical-align:middle;
}
.post-field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.post-next-btn{width:100%;justify-content:center;margin-top:22px;}

.post-visibility-box{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px;}
.post-visibility-col{background:#fff;border:1px solid var(--hairline);border-radius:10px;padding:14px;}
.post-visibility-label{font-size:12.5px;font-weight:700;margin-bottom:8px;}
.post-visibility-label.ok{color:#2e6b3e;}
.post-visibility-label.ng{color:#b3453f;}
.post-visibility-list{margin:0;padding-left:18px;font-size:12.5px;color:var(--ink-soft);line-height:1.9;}
.post-visibility-list .hidden-line{display:none;}
.post-visibility-list .hidden-line.show{display:list-item;}

.post-checkbox-row{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);
  margin-top:16px;cursor:pointer;
}
.post-checkbox-row[hidden]{display:none;}
.post-checkbox-row input{width:16px;height:16px;}

.post-step-actions{display:flex;gap:10px;margin-top:24px;}
.post-step-actions .btn-pill{flex:1;justify-content:center;}

.post-preview-card{
  background:#fff;border:1px solid var(--hairline);border-radius:12px;overflow:hidden;margin-top:8px;
}
.post-preview-card img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block;}
.post-preview-info{padding:16px;}
.post-preview-title{font-size:16px;font-weight:700;margin-bottom:6px;}
.post-preview-meta{font-size:12px;color:var(--ink-soft);margin-bottom:8px;}
.post-preview-desc{font-size:13px;color:var(--ink);line-height:1.6;}

.post-complete-icon{font-size:44px;text-align:center;margin-bottom:8px;}
#postStep5 h3{text-align:center;}
.post-complete-sub{text-align:center;color:var(--ink-soft);font-size:13.5px;margin-bottom:8px;}
.post-complete-actions{margin-top:20px;}
.post-complete-actions .btn-pill{text-decoration:none;}

@media (max-width:640px){
  .post-field-row{grid-template-columns:1fr;}
  .post-visibility-box{grid-template-columns:1fr;}
}

@media (max-width:900px){
  .hero{
    grid-template-columns:1fr;
    grid-template-areas:
      "intro"
      "showcase"
      "cta";
  }
  .hero-intro, .hero-cta{align-self:auto;}
  .hero-cta{margin-top:26px;}
  .site-nav{display:none;}
  .gallery-grid{grid-template-columns:repeat(3,1fr);}
  .result-layout{grid-template-columns:1fr;}
  .steps{flex-direction:column;align-items:center;gap:4px;}
  .step{width:100%;max-width:280px;}
  .arrow{transform:rotate(90deg);margin:2px 0;}
}
@media (max-width:640px){
  .hero{padding-left:20px;padding-right:20px;}
  .hero-headline{font-size:34px;}
  .transform-group{padding:24px 10px;border-radius:22px;}
  .before-card{width:24%;padding:6px;}
  .after-card-wrap{width:50%;}
  .after-caption{font-size:14px;}
  .transform-arrow{width:56px;height:40px;margin:0 -4px;}
}