/* ===== O-TOO スタイル ===== */
:root{
  --bg:#f6f1e9;
  --bg-soft:#efe7db;
  --surface:#fffdf9;
  --ink:#3b342c;
  --muted:#8d8378;
  --line:#e7ddce;
  --accent:#cf9089;       /* 桜ローズ */
  --accent-soft:#f3ddd9;
  --gold:#bda06a;
  --green:#8fa189;
  --shadow:0 8px 24px rgba(120,98,72,.10);
  --shadow-sm:0 3px 10px rgba(120,98,72,.08);
  --radius:18px;
  --topbar-h:54px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic","YuGothic",Meiryo,sans-serif;
  color:var(--ink);
  background:#e9e1d5;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
#app{
  max-width:480px;margin:0 auto;min-height:100dvh;
  background:var(--bg);
  box-shadow:0 0 40px rgba(90,72,48,.12);
  position:relative;
  display:flex;flex-direction:column;
}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:.02em;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
img{display:block;max-width:100%;}

/* ===== ボタン ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:11px 18px;border-radius:999px;font-size:14px;font-weight:600;
  transition:transform .12s ease, box-shadow .2s ease, background .2s;
  white-space:nowrap;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:linear-gradient(135deg,#d69a92,#c57f78);color:#fff;box-shadow:0 6px 16px rgba(197,127,120,.32);}
.btn-ghost{background:rgba(255,255,255,.6);color:var(--ink);border:1px solid var(--line);}
.btn-lg{padding:14px 22px;font-size:15px;}
.btn-block{display:flex;width:100%;margin:8px 0;}
.btn-save{background:var(--surface);border:1px solid var(--line);padding:8px 14px;font-size:12.5px;color:var(--ink);box-shadow:var(--shadow-sm);}
.icon-btn{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface);box-shadow:var(--shadow-sm);color:var(--ink);
  border:1px solid var(--line);
}
.icon-btn:active{transform:scale(.93);}

/* ===== トップバー ===== */
.topbar{
  height:var(--topbar-h);flex:0 0 var(--topbar-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;background:rgba(246,241,233,.86);
  backdrop-filter:blur(10px);position:sticky;top:0;z-index:40;
}
.brand{display:flex;align-items:center;gap:8px;color:var(--ink);}
.brand-mark{color:var(--gold);display:grid;place-items:center;}
.brand-name{font-weight:700;letter-spacing:.14em;font-size:17px;}
.topnav{display:flex;align-items:center;gap:14px;}
.navlink{font-size:13px;color:var(--muted);font-weight:500;}
.cartbtn{position:relative;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;}
.cart-badge{
  position:absolute;top:2px;right:1px;min-width:17px;height:17px;padding:0 4px;
  background:var(--accent);color:#fff;border-radius:9px;font-size:10px;
  display:grid;place-items:center;font-weight:700;
}
.cart-badge.hide{display:none;}

/* ===== ページ共通 ===== */
#main{flex:1;display:flex;flex-direction:column;}
.page{display:none;padding:20px 18px 30px;animation:fade .25s ease;}
.page.active{display:block;}
.page-title{font-size:21px;margin-bottom:4px;}
.page-desc{font-size:13px;color:var(--muted);margin-bottom:16px;}
.block-title{font-size:15px;margin:18px 0 10px;}
@keyframes fade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}

/* ===== ホーム ===== */
.hero{text-align:center;padding:26px 6px 18px;}
.hero-kicker{font-size:12px;letter-spacing:.22em;color:var(--gold);font-weight:600;margin-bottom:14px;}
.hero-title{font-size:28px;line-height:1.45;letter-spacing:.03em;}
.hero-title .accent{color:var(--accent);}
.hero-sub{font-size:13px;color:var(--muted);margin:16px 0 22px;}
.hero-cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.features{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:26px 0;}
.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 14px;box-shadow:var(--shadow-sm);}
.feature-ic{color:var(--gold);font-size:18px;}
.feature h3{font-size:14px;margin:8px 0 5px;}
.feature p{font-size:11.5px;color:var(--muted);line-height:1.55;}
.section-title{font-size:16px;text-align:center;margin-bottom:16px;}
.step-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px;}
.step-list li{display:flex;gap:13px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-sm);}
.step-num{flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700;font-size:14px;}
.step-list h3{font-size:14px;}
.step-list p{font-size:12px;color:var(--muted);}

/* ===== DIY 画面（1画面固定） ===== */
.page-diy{padding:0;overflow:hidden;}
.page-diy.active{display:flex;}
.diy-screen{
  flex:1;display:flex;flex-direction:column;
  height:calc(100dvh - var(--topbar-h));min-height:0;
}
.diy-track-wrap{flex:0 0 auto;padding:8px 14px 6px;position:relative;}
.diy-track-head{display:flex;justify-content:space-between;align-items:center;height:26px;}
.inner-len{font-size:12px;font-weight:700;color:var(--ink);background:var(--surface);border:1px solid var(--line);padding:3px 10px;border-radius:999px;box-shadow:var(--shadow-sm);}
.luck-btn{color:var(--gold);}

.track-stage{
  position:relative;width:100%;max-width:300px;aspect-ratio:1/1;margin:2px auto 0;
}
.track-ring{position:absolute;inset:0;}
.center-slogan{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  font-size:11px;color:var(--muted);letter-spacing:.06em;text-align:center;width:60%;pointer-events:none;
}
.trash-btn{position:absolute;right:-6px;bottom:-4px;color:#b07a72;z-index:5;}

/* 輪に並ぶビーズ */
.bead{
  position:absolute;top:0;left:0;border-radius:50%;
  display:grid;place-items:center;
  box-shadow:inset -2px -3px 5px rgba(0,0,0,.18), inset 2px 3px 5px rgba(255,255,255,.55), 0 2px 4px rgba(0,0,0,.12);
  transform-origin:center;touch-action:none;user-select:none;
}
.bead.dragging{z-index:20;box-shadow:0 8px 18px rgba(0,0,0,.28);transition:none!important;}
.bead.pop{animation:pop .22s ease;}
@keyframes pop{from{transform:scale(0);}to{transform:scale(1);}}

.diy-track-tools{display:flex;align-items:center;justify-content:space-between;margin:6px 0 4px;}
.mode-switch{display:inline-flex;background:var(--bg-soft);border-radius:999px;padding:3px;}
.mode-pill{padding:6px 16px;font-size:12.5px;font-weight:600;border-radius:999px;color:var(--muted);}
.mode-pill.active{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm);}

.diy-total{display:flex;align-items:center;justify-content:space-between;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:8px 10px 8px 14px;box-shadow:var(--shadow-sm);}
.total-left{display:flex;flex-direction:column;}
.total-label{font-size:10.5px;color:var(--muted);}
.total-price{font-size:18px;font-weight:700;letter-spacing:.02em;}
#finishBtn{padding:9px 18px;}

/* 選珠パネル */
.bead-panel{flex:1;min-height:0;display:flex;border-top:1px solid var(--line);}
.cat-col{flex:0 0 96px;overflow-y:auto;background:var(--bg-soft);padding:8px 6px;}
.cat-item{
  display:flex;align-items:center;gap:6px;padding:9px 7px;border-radius:12px;margin-bottom:5px;
  font-size:10px;color:var(--muted);line-height:1.2;text-align:left;width:100%;
}
.cat-item .cat-ic{flex:0 0 16px;align-self:center;display:grid;place-items:center;font-size:13px;color:var(--gold);}
.cat-item.active{background:var(--surface);color:var(--ink);font-weight:600;box-shadow:var(--shadow-sm);}
.bead-grid-wrap{flex:1;min-width:0;overflow-y:auto;padding:9px;}
.bead-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}

.pcard{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:7px 6px 8px;
  display:flex;flex-direction:column;align-items:center;box-shadow:var(--shadow-sm);position:nowrap;
}
.pcard-img{
  position:relative;width:100%;aspect-ratio:1/1;border-radius:10px;overflow:hidden;
  background:linear-gradient(160deg,#fbf7f0,#f0e8db);margin-bottom:5px;
}
.pcard-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:6px;}
.pcard-img .bead-fallback{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:50%;}
.pcard-name{font-size:10.5px;font-weight:600;text-align:center;line-height:1.2;min-height:25px;display:grid;place-items:center;}
.size-pills{display:flex;flex-wrap:wrap;gap:3px;justify-content:center;margin:4px 0;}
.size-pill{font-size:9px;padding:2px 6px;border-radius:999px;background:var(--bg-soft);color:var(--muted);font-weight:600;}
.size-pill.active{background:var(--accent);color:#fff;}
.pcard-price{font-size:12px;font-weight:700;color:var(--accent);}
.pcard-min{font-size:8.5px;color:var(--muted);margin-top:1px;}
.pcard-q{position:absolute;top:4px;right:4px;width:16px;height:16px;border-radius:50%;background:rgba(255,255,255,.85);border:1px solid var(--line);color:var(--muted);font-size:10px;display:grid;place-items:center;line-height:1;z-index:2;}

/* ===== カート ===== */
.cart-list{display:flex;flex-direction:column;gap:9px;margin:14px 0;}
.cart-row{display:flex;align-items:center;gap:11px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 12px;box-shadow:var(--shadow-sm);}
.cart-thumb{width:42px;height:42px;border-radius:50%;flex:0 0 42px;}
.cart-info{flex:1;min-width:0;}
.cart-info b{font-size:13px;display:block;}
.cart-info small{font-size:11px;color:var(--muted);}
.qty-ctrl{display:flex;align-items:center;gap:9px;}
.qty-ctrl button{width:26px;height:26px;border-radius:50%;background:var(--bg-soft);font-size:15px;display:grid;place-items:center;}
.qty-num{font-size:14px;font-weight:700;min-width:18px;text-align:center;}
.cart-empty{text-align:center;color:var(--muted);font-size:13px;padding:30px 0;}

.pack-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.pack-opt{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--surface);border:1.5px solid var(--line);border-radius:14px;padding:12px 8px;cursor:pointer;position:relative;}
.pack-opt input{position:absolute;top:8px;left:8px;accent-color:var(--accent);}
.pack-opt:has(input:checked){border-color:var(--accent);background:#fdf3f1;}
.pack-img{width:60px;height:60px;display:grid;place-items:center;}
.pack-img-free{color:#9a9082;}
.pack-img-gift{color:var(--gold);}
.pack-meta{text-align:center;display:flex;flex-direction:column;}
.pack-meta b{font-size:12.5px;}
.pack-meta small{font-size:11px;color:var(--muted);}

.cart-summary{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px;margin:16px 0;box-shadow:var(--shadow-sm);}
.sum-row{display:flex;justify-content:space-between;font-size:13px;padding:4px 0;color:var(--muted);}
.sum-row.grand{font-size:17px;font-weight:700;color:var(--ink);border-top:1px dashed var(--line);margin-top:6px;padding-top:10px;}
.free-ship{color:var(--green);font-weight:600;}

/* ===== デザイン広場 ===== */
.plaza-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.plaza-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;align-items:center;}
.plaza-thumb{width:100%;aspect-ratio:1/1;position:relative;}
.plaza-thumb .mini-ring{position:absolute;inset:0;}
.plaza-thumb .mbead{position:absolute;border-radius:50%;box-shadow:inset -1px -1px 2px rgba(0,0,0,.2),inset 1px 1px 2px rgba(255,255,255,.5);}
.plaza-name{font-size:12.5px;font-weight:600;margin-top:6px;}
.plaza-author{font-size:10.5px;color:var(--muted);}
.plaza-import{margin-top:7px;font-size:11px;padding:6px 14px;background:var(--accent-soft);color:var(--accent);border-radius:999px;font-weight:600;}
.plaza-import.mine{background:var(--bg-soft);color:var(--muted);}

/* ===== 法的 ===== */
.legal-tabs{display:flex;gap:6px;overflow-x:auto;padding:8px 0;margin-bottom:12px;}
.legal-tab{font-size:11.5px;padding:6px 12px;border-radius:999px;background:var(--bg-soft);color:var(--muted);white-space:nowrap;font-weight:600;}
.legal-tab.active{background:var(--accent);color:#fff;}
.legal-body{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;font-size:12.5px;color:#5d554b;white-space:pre-wrap;line-height:1.8;max-height:56vh;overflow-y:auto;}

/* ===== フッター ===== */
.footer{margin-top:auto;padding:22px 18px 30px;border-top:1px solid var(--line);background:var(--bg-soft);text-align:center;}
.footer-links{display:flex;flex-direction:column;gap:7px;margin-bottom:14px;}
.footer-links a{font-size:11.5px;color:var(--muted);}
.footer-co{font-size:12px;font-weight:600;}
.footer-add{font-size:10.5px;color:var(--muted);margin-top:5px;}
.page-diy ~ .footer{display:none;}

/* ===== モーダル ===== */
.modal-mask{position:fixed;inset:0;background:rgba(58,48,38,.42);backdrop-filter:blur(3px);z-index:80;display:flex;align-items:flex-end;justify-content:center;}
.modal-mask[hidden]{display:none;}
.modal{
  width:100%;max-width:480px;background:var(--surface);border-radius:22px 22px 0 0;
  padding:22px 20px 26px;max-height:82dvh;overflow-y:auto;animation:up .28s ease;
}
@keyframes up{from{transform:translateY(60px);opacity:.4;}to{transform:none;opacity:1;}}
.modal h2{font-size:17px;margin-bottom:6px;display:flex;align-items:center;gap:8px;}
.modal .modal-close{position:absolute;}
.modal-close-x{position:sticky;top:0;float:right;width:30px;height:30px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;font-size:15px;}
.modal p{font-size:13px;color:#5d554b;margin:8px 0;}
.modal .kv{display:flex;justify-content:space-between;font-size:13px;padding:6px 0;border-bottom:1px dashed var(--line);}
.modal .luck-hero{text-align:center;padding:10px 0 6px;}
.modal .luck-hero .star{font-size:34px;color:var(--gold);}
.modal .luck-lines{font-size:13.5px;line-height:1.9;text-align:center;color:var(--ink);margin:10px 0;}
.modal .luck-scrollhint{font-size:10.5px;color:var(--muted);text-align:center;}
.modal-actions{display:flex;gap:10px;margin-top:16px;}
.modal-actions .btn{flex:1;}
.field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px;}
.field label{font-size:12px;color:var(--muted);font-weight:600;}
.field input{padding:11px 13px;border:1px solid var(--line);border-radius:12px;font-size:14px;background:var(--bg);font-family:inherit;}
.share-check{display:flex;align-items:center;gap:8px;font-size:13px;margin:6px 0;}

/* ===== トースト ===== */
.toast{
  position:fixed;left:50%;bottom:28px;transform:translateX(-50%);
  background:rgba(59,52,44,.94);color:#fff;padding:11px 20px;border-radius:999px;
  font-size:13px;z-index:90;max-width:88%;text-align:center;box-shadow:var(--shadow);
  animation:fade .2s;
}
.toast[hidden]{display:none;}

.pc-only{display:none;}
@media(min-width:560px){.pc-only{display:inline;}}
/* （注：内容由AI生成） */