:root{ --ink:#221d17; --sub:#8b8579; --line:#e9e3d8; --paper:#fff; --cream:#f8f4ec;
        --gold:#a9884f; --gold-d:#846332; --gold-soft:#f2eadb; --dark:#1c1915; }
*{ box-sizing:border-box; }
body{ margin:0; background:var(--paper); color:var(--ink); font-family:"Noto Sans JP",sans-serif; line-height:1.85; -webkit-font-smoothing:antialiased; }
img{ display:block; max-width:100%; }
h1,h2,h3,.rf-coord-cta-h{ word-break:keep-all; line-break:strict; overflow-wrap:break-word; }
p{ overflow-wrap:break-word; }
.rf-nb{ white-space:nowrap; }
.eng{ font-family:"Josefin Sans",sans-serif; }

.rf-note{ background:var(--dark); color:#efe8dc; text-align:center; font-size:12px; padding:9px 14px; letter-spacing:.03em; }
.rf-note b{ color:var(--gold); }
.rf-wrap{ max-width:1120px; margin:0 auto; padding:0 20px 120px; }

.rf-sec{ text-align:center; margin:126px 0 44px; }
.rf-sec .lb{ font-family:"Josefin Sans"; letter-spacing:.36em; font-size:11.5px; color:var(--gold); font-weight:600; text-transform:uppercase; }
.rf-sec h2{ font-family:"Noto Serif JP",serif; font-size:clamp(21px,3.4vw,29px); font-weight:600; color:#2b251d; margin:15px 0 12px; letter-spacing:.04em; line-height:1.6; }
.rf-sec p{ color:var(--sub); font-size:13.5px; margin:0 auto; max-width:520px; line-height:1.95; }

/* HERO */
.rf-hero{ text-align:center; padding:96px 8px 26px; }
.rf-logo{ height:34px; width:auto; margin:0 auto 46px; }
.rf-hero h2{ font-family:"Noto Serif JP",serif; font-size:clamp(24px,5vw,40px); font-weight:600; color:#2b251d; line-height:1.85; letter-spacing:.05em; margin:0; }
.rf-hero h2 .hl{ color:var(--gold-d); }
.rf-script{ font-family:"Cormorant Garamond",serif; font-style:italic; color:var(--gold); font-size:clamp(22px,3.8vw,33px); font-weight:500; display:block; margin-bottom:20px; letter-spacing:.02em; }
.rf-hero p{ color:#7d766a; font-size:14.5px; line-height:2.15; margin:32px auto 0; max-width:540px; }
.rf-hero p + p{ margin-top:15px; }
.rf-herofig{ max-width:860px; margin:54px auto 0; border-radius:20px; overflow:hidden; box-shadow:0 36px 64px -30px rgba(34,29,23,.62); }
.rf-herofig img{ width:100%; aspect-ratio:4/5; object-fit:cover; }
@media(min-width:760px){ .rf-herofig img{ aspect-ratio:16/10; } }
.rf-hero .fbtn{ margin-top:52px; }

/* 本体カラー（3色・写真切替） */
.rf-colorcard{ background:#fff; border:1px solid var(--line); border-radius:22px; padding:22px 18px 24px; }
.rf-prevbox{ max-width:640px; margin:0 auto; border-radius:16px; overflow:hidden; background:#eee7db; }
.rf-prevbox img{ width:100%; aspect-ratio:4/3; object-fit:cover; display:block; }
.rf-swatches{ display:flex; justify-content:center; gap:16px; margin:22px auto 0; flex-wrap:wrap; }
.rf-sw{ cursor:pointer; background:none; border:0; padding:0; text-align:center; width:100px; }
.rf-sw .dot{ width:64px; height:64px; border-radius:50%; margin:0 auto; border:2px solid #fff; box-shadow:0 0 0 1.5px var(--line); transition:.18s; background-size:cover; background-position:center; }
.rf-sw:hover .dot{ box-shadow:0 0 0 2px var(--gold); }
.rf-sw.on .dot{ box-shadow:0 0 0 2.5px var(--ink); transform:scale(1.06); }
.rf-sw .nm{ display:block; margin-top:11px; font-size:12.5px; font-weight:700; color:var(--ink); line-height:1.4; }
.rf-sw .nm small{ display:block; font-size:10px; color:var(--sub); font-weight:500; letter-spacing:.08em; font-family:"Josefin Sans"; }
.rf-3up{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; max-width:760px; margin:0 auto; }
.rf-3up-item{ margin:0; }
.rf-3up-item .pic{ display:block; border-radius:14px; overflow:hidden; background:#efeae2; box-shadow:0 10px 24px -16px rgba(34,29,23,.5); }
.rf-3up-item .pic img{ width:100%; height:auto; display:block; }
.rf-3up-item figcaption{ text-align:center; margin-top:11px; font-size:13px; font-weight:700; color:var(--ink); line-height:1.4; }
.rf-3up-item figcaption small{ display:block; font-size:10px; color:var(--sub); font-weight:500; letter-spacing:.08em; font-family:"Josefin Sans"; }

/* フチ 19色 */
.rf-lock{ background:var(--cream); border-radius:22px; padding:34px 22px 30px; }
.rf-lockfig{ max-width:520px; margin:0 auto 26px; border-radius:14px; overflow:hidden; box-shadow:0 18px 40px -24px rgba(34,29,23,.5); }
.rf-lockfig img{ width:100%; aspect-ratio:4/3; object-fit:cover; }
.rf-lock-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(58px,1fr)); gap:16px 8px; max-width:560px; margin:0 auto; justify-items:center; }
.rf-lock-item{ text-align:center; width:100%; }
.rf-lock-item .d{ width:38px; height:38px; border-radius:50%; margin:0 auto; border:2px solid #fff; box-shadow:0 0 0 1.5px var(--line); }
.rf-lock-item .l{ display:block; margin-top:7px; font-size:9.5px; color:var(--sub); line-height:1.35; letter-spacing:.01em; }

/* フチ カラーシミュレーター（実写のフチをリアルタイム着色） */
.rf-simcard{ background:#fff; border:1px solid var(--line); border-radius:22px; padding:24px 18px; }
.rf-simgrid{ display:grid; grid-template-columns:1fr; gap:24px; align-items:center; }
.rf-simprev{ display:flex; flex-direction:column; align-items:center; }
.rf-mat{ width:100%; max-width:340px; position:relative; aspect-ratio:2/3; border-radius:14px; overflow:hidden; background:#efeae2; box-shadow:0 16px 34px -20px rgba(34,29,23,.5); }
.rf-mat img{ width:100%; height:100%; object-fit:cover; display:block; transition:opacity .18s; }
.rf-mat.is-loading img{ opacity:.55; }
.rf-matload{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; gap:8px; color:var(--sub); font-size:13px; }
.rf-combo{ margin-top:16px; width:100%; max-width:344px; background:var(--cream); border:1px solid var(--line); border-radius:16px; padding:13px 16px; }
.rf-combo-lb{ display:block; text-align:center; font-size:10.5px; letter-spacing:.08em; color:var(--sub); margin-bottom:11px; }
.rf-combo-pair{ display:flex; align-items:center; justify-content:center; gap:14px; }
.rf-combo-one{ display:flex; align-items:center; gap:9px; }
.rf-combo-one .sw{ width:32px; height:32px; border-radius:50%; border:2px solid #fff; box-shadow:0 0 0 1.5px rgba(0,0,0,.16); background:#ddd center/cover no-repeat; flex:0 0 auto; }
.rf-combo-one .tx{ text-align:left; line-height:1.25; }
.rf-combo-one .tx small{ display:block; font-size:9px; color:var(--sub); letter-spacing:.04em; }
.rf-combo-one .tx b{ font-size:13px; color:var(--ink); font-weight:700; }
.rf-combo-x{ color:var(--gold-d); font-weight:700; font-size:13px; flex:0 0 auto; }
.rf-step-h{ display:flex; align-items:center; gap:9px; font-weight:700; font-size:14px; margin:0 0 14px; }
.rf-step-n{ display:inline-flex; align-items:center; justify-content:center; width:23px; height:23px; border-radius:50%; background:var(--gold); color:#fff; font-family:"Josefin Sans"; font-size:12px; font-weight:700; }
.rf-step-h small{ font-weight:400; font-size:11.5px; color:var(--sub); }
.rf-thread{ display:grid; grid-template-columns:repeat(auto-fill,minmax(50px,1fr)); gap:16px 6px; justify-items:center; align-items:start; }
.rf-chip{ cursor:pointer; background:none; border:0; padding:0; text-align:center; }
.rf-dot{ display:block; width:38px; height:38px; border-radius:50%; border:2px solid #fff; box-shadow:0 0 0 1.5px rgba(0,0,0,.16); background-size:cover; background-position:center; background-repeat:no-repeat; transition:.15s; position:relative; margin:0 auto; }
.rf-chip:hover .rf-dot{ box-shadow:0 0 0 2px var(--gold); }
.rf-chip.on .rf-dot{ box-shadow:0 0 0 2.5px var(--ink); transform:scale(1.1); }
.rf-chip.on .rf-dot::after{ content:"\f00c"; font-family:"Font Awesome 6 Free"; font-weight:900; position:absolute; inset:0; display:flex; align-items:center; justify-content:center; font-size:12px; color:#fff; text-shadow:0 1px 2px rgba(0,0,0,.45); }
.rf-chip .cl{ display:block; margin-top:7px; font-size:10.5px; color:var(--ink); line-height:1.35; min-height:2.7em; word-break:keep-all; }
.rf-cnote{ text-align:center; font-size:12.5px; line-height:1.7; color:var(--sub); margin:22px auto 0; max-width:600px; }
.rf-cnote i{ color:var(--gold); margin-right:6px; }
.rf-decide{ margin:26px 0 0; padding-top:24px; border-top:1px solid var(--line); text-align:center; }
.rf-confirm{ text-align:center; }
.rf-confirm .fbtn{ padding:15px 46px; }
.rf-confirm-note{ font-size:12px; color:var(--sub); margin:11px 0 0; line-height:1.7; }
.rf-confirm-note i{ color:var(--gold); margin-right:5px; }
.rf-confirm-note.done{ color:var(--gold-d); font-weight:700; }
.rf-confirm-note.done i{ color:#2e8b57; }
.rf-demo{ display:none; margin:22px 0 0; border:1px solid var(--line); border-radius:14px; padding:14px 15px; background:var(--cream); }
.rf-demo-h{ font-size:11px; color:var(--sub); font-weight:700; margin-bottom:12px; line-height:1.55; }
.rf-demo-h i{ color:var(--gold-d); margin-right:5px; }
.rf-demo-grid{ display:grid; gap:7px; }
.rf-demo-row{ display:grid; grid-template-columns:104px 1fr; align-items:center; gap:10px; }
.rf-demo-k{ display:flex; align-items:center; gap:7px; font-size:12px; color:var(--sub); }
.rf-demo-k b{ display:inline-flex; align-items:center; justify-content:center; width:17px; height:17px; border-radius:50%; background:var(--gold); color:#fff; font-family:"Josefin Sans"; font-size:9.5px; font-weight:700; flex:0 0 auto; }
.rf-demo-v{ background:#fff; border:1px solid var(--line); border-radius:8px; padding:7px 12px; font-size:12.5px; font-weight:700; color:#b3ab9c; }
.rf-demo-v.fix{ color:var(--ink); border-color:var(--gold); }
.rf-demo-v .ck{ color:#2e8b57; margin-right:5px; font-size:11px; display:none; }
.rf-demo-v.fix .ck{ display:inline; }
.rf-demo-note{ font-size:10.5px; color:var(--sub); margin:11px 0 0; line-height:1.6; }

/* TOTAL COORDINATE */
.rf-coord{ display:grid; grid-template-columns:1fr; gap:32px; align-items:center; }
.rf-coord-media{ border-radius:20px; overflow:hidden; box-shadow:0 26px 50px -28px rgba(34,29,23,.55); }
.rf-coord-media img{ width:100%; aspect-ratio:4/3; object-fit:cover; }
.rf-coord-tx{ text-align:center; }
.rf-coord-tx h3{ font-family:"Noto Serif JP",serif; font-size:clamp(19px,3vw,26px); font-weight:600; color:#2b251d; line-height:1.7; margin:0 0 20px; letter-spacing:.03em; }
.rf-coord-tx h3 em{ font-style:normal; color:var(--gold-d); }
.rf-coord-lead{ font-size:13.5px; line-height:2; color:#7d766a; margin:0 0 30px; }
.rf-coord-combo{ display:flex; flex-wrap:nowrap; align-items:center; justify-content:center; gap:10px; margin:0 auto 44px; max-width:440px; }
.rf-coord-chip{ position:relative; text-align:center; flex:1 1 0; min-width:0; max-width:130px; }
.rf-coord-chip .ci{ display:block; width:100%; aspect-ratio:96/70; border-radius:11px; overflow:hidden; border:1px solid var(--line); background:#fff; }
.rf-coord-chip .ci img{ width:100%; height:100%; object-fit:cover; }
.rf-coord-chip .cl{ position:absolute; left:50%; transform:translateX(-50%); top:100%; margin-top:9px; white-space:nowrap; font-size:12px; font-weight:700; }
.rf-coord-x{ flex:0 0 auto; font-family:"Cormorant Garamond",serif; font-size:24px; color:var(--gold); line-height:1; }
.rf-coord-cards{ display:grid; grid-template-columns:1fr 1fr; gap:12px; max-width:440px; margin:0 auto; }
.rf-coord-card{ display:block; text-decoration:none; color:var(--ink); border:1px solid var(--line); border-radius:14px; overflow:hidden; background:#fff; transition:.2s; }
.rf-coord-card:hover{ box-shadow:0 14px 28px -10px rgba(34,29,23,.32); transform:translateY(-2px); }
.rf-coord-card .pic{ display:block; aspect-ratio:1/1; overflow:hidden; }
.rf-coord-card .pic img{ width:100%; height:100%; object-fit:cover; transition:transform .8s ease; }
.rf-coord-card:hover .pic img{ transform:scale(1.05); }
.rf-coord-card .lbl{ display:flex; align-items:center; justify-content:center; gap:6px; padding:12px 8px; font-size:12.5px; font-weight:700; text-align:center; }
.rf-coord-card .lbl i{ color:var(--gold); font-size:10px; }
.rf-coord-cta{ margin-top:44px; display:flex; flex-direction:column; gap:26px; text-align:center; }
.rf-coord-cta-h{ font-family:"Noto Serif JP",serif; font-size:clamp(19px,3vw,25px); font-weight:600; color:#2b251d; line-height:1.65; margin:0 0 12px; }
.rf-coord-cta-h em{ font-style:normal; color:var(--gold-d); }
.rf-coord-cta-sub{ font-size:13.5px; color:var(--sub); line-height:2; margin:0 auto; max-width:490px; }

/* QUALITY */
.rf-quality{ margin-top:126px; }
.rf-quality .rf-sec{ margin:0 0 50px; }
.rf-feat{ display:grid; grid-template-columns:1fr 1fr; gap:40px 22px; }
.rf-feat-c{ text-align:left; }
.rf-feat-img{ aspect-ratio:4/3; border-radius:11px; overflow:hidden; background:#eef1f5; }
.rf-feat-img img{ width:100%; height:100%; object-fit:cover; }
.rf-feat-no{ font-family:"Josefin Sans",sans-serif; font-weight:600; font-size:19px; color:var(--gold); line-height:1; margin:14px 0 0; }
.rf-feat-c b{ display:block; font-size:14.5px; color:var(--ink); font-weight:700; margin:5px 0 7px; line-height:1.5; }
.rf-feat-c p{ font-size:12.5px; color:var(--sub); margin:0; line-height:1.85; }

/* delivery / fit */
.rf-notes{ margin-top:104px; }
.rf-fit,.rf-delivery{ max-width:520px; margin:0 auto; border:1px solid var(--line); border-radius:18px; padding:28px 24px; }
.rf-fit{ background:#fafbfc; text-align:center; }
.rf-fit .fh{ display:flex; justify-content:center; align-items:center; gap:8px; font-size:14px; font-weight:700; color:var(--ink); margin:0 0 16px; }
.rf-fit .fh i{ color:var(--gold-d); }
.rf-fit p{ font-size:12.5px; color:var(--sub); line-height:1.95; margin:0 0 10px; }
.rf-delivery{ text-align:center; }
.rf-delivery .dh{ display:inline-flex; align-items:center; gap:8px; font-size:13px; font-weight:700; letter-spacing:.06em; }
.rf-delivery .dh i{ color:var(--gold); }
.rf-delivery .dlead{ font-size:15px; color:var(--ink); line-height:1.95; margin:16px 0 0; font-weight:500; }
.rf-delivery .dlead em{ font-style:normal; color:var(--gold-d); font-weight:700; font-size:1.18em; }
.rf-delivery .dsub{ font-size:12.5px; color:var(--sub); line-height:1.9; margin:13px 0 0; }
.rf-delivery .dsub b{ color:var(--gold-d); }
.rf-delivery .dcaution{ font-size:11.5px; color:#a49c8c; line-height:1.75; margin:18px 0 0; padding-top:15px; border-top:1px solid var(--line); }
.rf-delivery .dcaution i{ color:var(--gold-d); margin-right:5px; }

.fbtn{ display:inline-flex; align-items:center; justify-content:center; gap:8px; font-size:13px; font-weight:700; color:var(--ink); text-decoration:none; border:1px solid var(--gold); background:#fff; border-radius:999px; padding:13px 30px; transition:.2s; cursor:pointer; }
.fbtn i{ color:var(--gold); font-size:11px; }
.fbtn:hover{ background:var(--gold-soft); }
.fbtn.solid{ background:var(--ink); color:#fff; border-color:var(--ink); }
.fbtn.solid i{ color:var(--gold); }
.fbtn.solid:hover{ background:#332b21; }
.rf-fit a.fbtn{ margin-top:6px; }

/* closing */
.rf-close{ text-align:center; margin-top:104px; }
.rf-close .cimg{ border-radius:18px; overflow:hidden; margin-bottom:40px; }
.rf-close .cimg img{ width:100%; aspect-ratio:16/10; object-fit:cover; }
.rf-close h2{ font-family:"Noto Serif JP",serif; font-size:clamp(20px,3.4vw,28px); font-weight:600; color:#2b251d; line-height:1.65; letter-spacing:.03em; margin:0 0 12px; }
.rf-close .gd{ color:var(--gold-d); }
.rf-close p{ color:var(--sub); font-size:13.5px; margin:0 0 22px; }
.rf-close-back{ margin-top:22px; }
.rf-close-back a{ display:inline-flex; align-items:center; gap:9px; font-size:14px; font-weight:700; color:var(--ink); text-decoration:none; border:1px solid var(--line); border-radius:999px; padding:13px 30px; transition:.2s; }
.rf-close-back a:hover{ border-color:var(--gold); background:var(--gold-soft); color:var(--gold-d); }
.rf-close-back i{ font-size:12px; color:var(--gold); }

html{ scroll-behavior:smooth; }
.rf-step-gap{ margin-top:20px; }
/* スマホ：シミュを1画面に収める圧縮（PC=min-width:760pxは非適用） */
@media(max-width:759px){
  .rf-simcard{ padding:16px 12px; }
  .rf-simgrid{ gap:12px; }
  .rf-mat{ max-width:200px; }
  .rf-combo{ margin-top:10px; padding:10px 12px; max-width:none; }
  .rf-combo-lb{ margin-bottom:8px; font-size:9.5px; }
  .rf-combo-pair{ gap:10px; }
  .rf-combo-one{ gap:7px; }
  .rf-combo-one .sw{ width:26px; height:26px; }
  .rf-combo-one .tx b{ font-size:12px; }
  .rf-combo-one .tx small{ font-size:8.5px; }
  .rf-simopts .rf-step-h{ margin:0 0 8px; font-size:12.5px; }
  .rf-simopts .rf-step-gap{ margin-top:12px; }
  #bodyOpts{ grid-template-columns:repeat(3,1fr); max-width:212px; }
  #threadOpts{ grid-template-columns:repeat(auto-fill,minmax(38px,1fr)); gap:9px 3px; }
  #bodyOpts .rf-dot{ width:30px; height:30px; }
  #threadOpts .rf-dot{ width:27px; height:27px; }
  .rf-simopts .rf-chip .cl{ font-size:8.5px; margin-top:4px; min-height:2.4em; line-height:1.25; }
  .rf-decide{ margin-top:18px; padding-top:18px; }
  .rf-confirm .fbtn{ min-width:0; width:100%; }
  .rf-demo{ margin-top:16px; padding:13px; }
}
@media(min-width:760px){
  .rf-wrap{ padding-left:48px; padding-right:48px; }
  .rf-simgrid{ grid-template-columns:360px 1fr; align-items:start; gap:42px; }
  .rf-simprev{ position:sticky; top:20px; }
  .rf-coord{ grid-template-columns:1fr 1fr; gap:52px; }
  .rf-coord-tx{ text-align:left; }
  .rf-coord-cta{ display:grid; grid-template-columns:330px 1fr; gap:52px; align-items:center; max-width:940px; margin:80px auto 0; text-align:left; }
  .rf-coord-cta-head{ text-align:left; }
  .rf-coord-cta-sub{ margin:0; max-width:none; }
  .rf-coord-cards{ max-width:none; gap:18px; }
  .rf-feat{ grid-template-columns:repeat(3,1fr); gap:50px 32px; }
  .rf-notes{ display:grid; grid-template-columns:1fr 1fr; gap:30px; max-width:1000px; margin-left:auto; margin-right:auto; align-items:start; }
  .rf-fit,.rf-delivery{ margin:0; max-width:none; }
  .rf-close{ display:grid; grid-template-columns:1fr 1fr; gap:54px; align-items:center; text-align:left; }
  .rf-close .cimg{ margin-bottom:0; }
}