/* 三版共用：沿用目前網站的配色與字體 */
:root{
  --ink:#3A322C; --ink-soft:#6B6058; --muted:#9A8F86;
  --plum:#8A6F5C; --plum-deep:#362D26;
  --rose:#B5785F; --rose-soft:#F3E6DA;
  --gold:#BFA379; --gold-soft:#F6EEDF;
  --sage:#93A38C; --sage-deep:#6E7F68; --sage-soft:#E3E7DC;
  --paper:#FFFFFF; --paper-warm:#F7F2EB; --card:#FFFEFB;
  --line:rgba(58,50,44,.10);
  --shadow:0 6px 20px rgba(58,50,44,.08);
  --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Noto Sans TC',sans-serif;color:var(--ink);background:var(--paper-warm);line-height:1.6;font-size:15px;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
.serif{font-family:'Noto Serif TC',serif}

/* 手機寬度為主；桌機時置中成手機欄寬，方便預覽 */
.app{max-width:480px;margin:0 auto;background:var(--paper);min-height:100vh;position:relative;box-shadow:0 0 0 1px var(--line)}

/* Header */
.hd{position:sticky;top:0;z-index:30;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd .brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.04em;font-size:15px}
.hd .brand img{width:30px;height:30px;object-fit:contain}
.hd .icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px}
.hd .icon svg{width:22px;height:22px;stroke:var(--ink);fill:none;stroke-width:1.8}
.line-pill{display:inline-flex;align-items:center;gap:5px;background:#06C755;color:#fff;font-size:12px;font-weight:700;padding:6px 11px;border-radius:999px}

/* Pills / badges */
.pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px;background:var(--rose);color:#fff;letter-spacing:.03em}
.pill.sage{background:var(--sage-deep)}
.pill.outline{background:transparent;color:var(--rose);border:1px solid var(--rose)}
.badge{display:inline-block;font-size:11.5px;padding:2px 8px;border-radius:5px;background:var(--rose-soft);color:var(--rose);font-weight:500}
.badge.o{background:transparent;border:1px solid var(--gold);color:#9A7E52}
.chip{display:inline-block;font-size:12.5px;padding:5px 10px;border:1px solid var(--line);border-radius:8px;color:var(--ink-soft);background:#fff}
.chip b{color:var(--rose);font-weight:700;margin-right:2px}

/* Price */
.price{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price .now{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:.01em}
.price .was{font-size:13px;color:var(--muted);text-decoration:line-through}

/* Buttons */
.btn{display:flex;align-items:center;justify-content:center;gap:6px;height:48px;border-radius:12px;font-weight:700;font-size:15.5px;background:var(--rose);color:#fff;width:100%;letter-spacing:.04em}
.btn.ghost{background:#fff;color:var(--rose);border:1.5px solid var(--rose)}
.btn.line{background:#06C755}
.btn.sm{height:38px;font-size:13.5px;border-radius:10px;width:auto;padding:0 14px}

/* Section heads（Schooler 式：標題 + 查看更多） */
.sec{padding:30px 0 6px}
.sec-hd{display:flex;align-items:flex-end;justify-content:space-between;padding:0 16px;margin-bottom:14px}
.sec-hd h2{font-size:20px;font-weight:800;letter-spacing:.02em}
.sec-hd .more{font-size:13px;color:var(--ink-soft);white-space:nowrap}
.sec-hd p{font-size:12.5px;color:var(--muted);margin-top:2px}

/* 橫向滑動列 */
.rail{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-inline:16px;padding:4px 16px 18px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail>*{scroll-snap-align:start;flex-shrink:0}

/* 底部浮動列 */
.dock{position:sticky;bottom:0;z-index:25;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));display:flex;gap:10px;align-items:center}

/* 報名抽屜（bottom sheet） */
.sheet-bg{position:fixed;inset:0;background:rgba(30,24,20,.45);z-index:50;opacity:0;pointer-events:none;transition:.25s}
.sheet{position:fixed;left:50%;bottom:0;transform:translate(-50%,105%);width:100%;max-width:480px;max-height:88vh;overflow:auto;background:#fff;border-radius:20px 20px 0 0;z-index:51;transition:transform .3s cubic-bezier(.2,.8,.2,1);padding:10px 18px 24px}
.sheet.open{transform:translate(-50%,0)}
.sheet-bg.open{opacity:1;pointer-events:auto}
.sheet .grab{width:40px;height:4px;border-radius:4px;background:#ddd;margin:2px auto 14px}
.sheet h3{font-size:18px;margin-bottom:4px}
.sheet .picked{background:var(--gold-soft);border-radius:12px;padding:10px 12px;font-size:13.5px;margin:10px 0 14px}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:5px}
.field input,.field select{width:100%;height:44px;border:1px solid #ddd3c8;border-radius:10px;padding:0 12px;font:inherit;font-size:16px;background:#fff;color:var(--ink)}
.sheet .note{font-size:12px;color:var(--muted);margin:6px 0 14px}

.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--plum-deep);color:#fff;font-size:13px;padding:10px 16px;border-radius:10px;z-index:60;opacity:0;transition:.25s;pointer-events:none;white-space:nowrap}
.toast.show{opacity:1}

footer.ft{padding:28px 16px 30px;text-align:center;font-size:12px;color:var(--muted);background:var(--paper-warm)}
footer.ft img{width:56px;margin:0 auto 8px;opacity:.8}

.preview-tag{pointer-events:none;position:fixed;bottom:84px;left:8px;z-index:40;font-size:11px;background:var(--plum-deep);color:#fff;padding:3px 8px;border-radius:6px;opacity:.85}