/* ── 手寫的自訂樣式 ── */

/* ═══════════════════════════════════════════════════════════════
   霏霏帶你飛 feifei —— 2026-10-30
   暗棕色底 + 金色強調 + 白色文字。貓咪插圖散在方案卡旁邊、金幣點綴、
   方案卡用貓爪當勾選圖標、按鈕「LET'S GO 🐾」金棕色漸層。
   字體：思源黑體（Noto Sans TC）標題 900、內文 400。
   ═══════════════════════════════════════════════════════════════ */

/* ═════ 顏色與字 ═════ */
:root{
  color-scheme:dark;
  --bg:#15100A; --bg-2:#1F1710;
  --surface:rgba(44,30,18,.72); --surface-2:rgba(58,40,24,.82); --field:#1B140D;
  --ink:#FFF9EE; --ink-2:#EADCC6; --ink-3:#C2AB8E; --ink-4:#978269;
  --gold:#D9A441; --gold-soft:#F5DC94; --gold-deep:#A8782A; --bronze:#8B5A2B;
  --gold-line:rgba(217,164,65,.42); --gold-line-soft:rgba(217,164,65,.2);
  --gold-grad:linear-gradient(120deg,#F8E3A3,#D9A441 42%,#B07E2E 72%,#F1CF7E);
  --btn-grad:linear-gradient(120deg,#F0C96C 0%,#D9A441 40%,#B5782A 100%);
  --ring:conic-gradient(from 200deg,#F8E3A3,#D9A441,#A8782A,#F5DC94,#C98E35,#F8E3A3);
  --focus:#F5DC94;
  --dark-text:#2A1B0C;
  --r:20px; --r-sm:13px;
  /* 內建版型的橘色系全部換成金棕色 —— 下面沒特別寫到的地方才會用到它們 */
  --o-50:rgba(217,164,65,.08); --o-100:rgba(217,164,65,.14); --o-200:#5A4324; --o-300:rgba(217,164,65,.45);
  --o-400:#E6B85A; --o-500:#D9A441; --o-600:#F5DC94; --o-700:#F8E3A3;
  --line:rgba(255,249,238,.12); --line-2:rgba(255,249,238,.06);
  --red:#FF9A8C;
  --font:"Noto Sans TC",-apple-system,BlinkMacSystemFont,"PingFang TC","Microsoft JhengHei",sans-serif;
  /* 貓爪：當勾選圖標、段落標題前的小記號、以及插圖還沒上傳時的佔位 */
  --paw-gold:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23D9A441'%3E%3Cellipse cx='6.6' cy='9' rx='2.1' ry='2.8' transform='rotate(-18 6.6 9)'/%3E%3Cellipse cx='12' cy='6.2' rx='2.2' ry='2.9'/%3E%3Cellipse cx='17.4' cy='9' rx='2.1' ry='2.8' transform='rotate(18 17.4 9)'/%3E%3Cpath d='M12 11.2c-3.6 0-7.2 3.1-7.2 6.4 0 1.9 1.4 3 3.2 3 1.5 0 2.3-.7 4-.7s2.5.7 4 .7c1.8 0 3.2-1.1 3.2-3 0-3.3-3.6-6.4-7.2-6.4z'/%3E%3C/svg%3E");
  --paw:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cellipse cx='6.6' cy='9' rx='2.1' ry='2.8' transform='rotate(-18 6.6 9)'/%3E%3Cellipse cx='12' cy='6.2' rx='2.2' ry='2.9'/%3E%3Cellipse cx='17.4' cy='9' rx='2.1' ry='2.8' transform='rotate(18 17.4 9)'/%3E%3Cpath d='M12 11.2c-3.6 0-7.2 3.1-7.2 6.4 0 1.9 1.4 3 3.2 3 1.5 0 2.3-.7 4-.7s2.5.7 4 .7c1.8 0 3.2-1.1 3.2-3 0-3.3-3.6-6.4-7.2-6.4z'/%3E%3C/svg%3E");
}
html{background:var(--bg)}
body{background:var(--bg);background-image:none;color:var(--ink);font-weight:400;padding-bottom:28px;
  overflow-x:hidden;overflow-x:clip;-webkit-tap-highlight-color:transparent}
::selection{background:var(--gold);color:var(--dark-text)}
h1,h2,h3{font-weight:900}

/* ═════ 底：暗棕 + 金色暈光 + 淡淡的貓爪花紋 ═════ */
.ff-bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  background:
    radial-gradient(90% 55% at 50% -10%,rgba(217,164,65,.30),transparent 62%),
    radial-gradient(50% 36% at 104% 12%,rgba(139,90,43,.30),transparent 70%),
    radial-gradient(46% 34% at -6% 46%,rgba(217,164,65,.14),transparent 70%),
    radial-gradient(60% 40% at 50% 108%,rgba(139,90,43,.26),transparent 70%),
    linear-gradient(180deg,#1F1610,var(--bg) 40%,#120D08)}
.ff-bg::before{content:"";position:absolute;inset:0;opacity:.07;
  background:var(--paw-gold) 0 0 / 56px 56px repeat;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 92%);mask-image:linear-gradient(180deg,#000,transparent 92%)}
.ff-bg::after{content:"";position:absolute;inset:0;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .6 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.sheet{position:relative;z-index:1}

/* ═════ 品牌區：圓形金框頭像、店名、標語 ═════ */
.brand{position:relative;padding:54px 0 26px;text-align:center}
.ff-ava{position:relative;width:118px;height:118px;margin:0 auto 16px}
.ff-ring{position:absolute;inset:-9px;border-radius:50%;background:var(--ring);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));
  mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));
  animation:ff-turn 5s cubic-bezier(.3,.7,.3,1) 1}
@keyframes ff-turn{to{transform:rotate(1turn)}}
/* 支援「捲動驅動動畫」的瀏覽器：外圈跟著捲動轉 —— 不捲就不動 */
@supports (animation-timeline:view()){.ff-ring{animation:ff-turn linear both;animation-timeline:view()}}
.brand .avatar{width:118px;height:118px;margin:0;padding:4px;border:0;overflow:visible;
  background:var(--gold-grad);font-size:50px;color:var(--gold);
  box-shadow:0 0 0 1px rgba(255,249,238,.1),0 18px 44px -12px rgba(217,164,65,.55),0 0 60px -10px rgba(217,164,65,.35)}
.avatar > span{display:grid;place-items:center;width:100%;height:100%;border-radius:50%;background:var(--bg-2)}
.avatar img{border-radius:50%;box-shadow:0 0 0 2px var(--bg)}
.brand h1{font-size:30px;font-weight:900;letter-spacing:.06em;line-height:1.2;color:var(--ink);
  font-feature-settings:"palt";text-shadow:0 2px 22px rgba(217,164,65,.28)}
.tagline{margin:6px 0 0;font-size:14px;font-weight:400;color:var(--ink-3);letter-spacing:.08em}
.ff-mark{display:inline-block;margin-top:10px;padding:4px 14px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-soft);
  background:rgba(217,164,65,.1);box-shadow:inset 0 0 0 1px var(--gold-line-soft)}
.member-chip{margin-top:14px;background:var(--surface);border-color:var(--gold-line-soft);color:var(--ink);box-shadow:none}
.member-chip .ph{background:var(--bg-2);color:var(--gold)}
.member-chip button{color:var(--ink-4)}

/* ═════ 貓咪插圖的位置（圖從後台/伺服器上傳後自動出現） ═════ */
.ff-cat{position:absolute;z-index:3;width:92px;height:92px;pointer-events:none;
  filter:drop-shadow(0 10px 18px rgba(0,0,0,.5))}
.ff-cat img{width:100%;height:100%;object-fit:contain;opacity:0;transform:translateY(8px) scale(.94);
  transition:opacity .6s ease,transform .6s cubic-bezier(.2,.8,.2,1)}
.ff-cat.ready img{opacity:1;transform:none}
/* 還沒上傳：圖藏起來，顯示淡金色的貓爪印當佔位 */
.ff-cat.empty img{display:none}
.ff-cat.empty::before{content:"";position:absolute;inset:18%;background:var(--gold);opacity:.16;
  -webkit-mask:var(--paw) center / contain no-repeat;mask:var(--paw) center / contain no-repeat;
  transform:rotate(var(--tilt,-14deg))}
/* 手機：內容欄只有一欄，所以貓只能站在「沒有字的地方」——
   段落標題那一列的右邊（標題靠左）、卡片之間的空隙、頁尾特地留出來的空間。
   不要壓到方案卡右上角的價格、FAQ 的「＋」、輸入框。 */
.ff-cat-1{left:-10px;top:14px;--tilt:-22deg}
.ff-cat-2{right:-10px;top:26px;width:84px;height:84px;--tilt:18deg}
.ff-cat-3{right:-20px;top:-78px;width:104px;height:104px;--tilt:14deg}      /* 方案標題列右邊，卡片上方 */
.ff-cat-4{right:-24px;bottom:-66px;width:92px;height:92px;--tilt:12deg}     /* 最後一張卡的右下角外側 */
.ff-cat-5{left:-14px;top:-16px;width:92px;height:92px;--tilt:-14deg}       /* 付款方式標題左邊：標題往右讓位（2026-10-30 店家要求換邊） */
#paySection .block-head{min-height:68px;padding-left:84px;align-items:center}
.ff-cat-6{right:-20px;top:-72px;width:92px;height:92px;--tilt:14deg}       /* 聯絡資料標題右邊，不碰輸入框 */
.ff-cat-7{right:-12px;top:-28px;width:96px;height:96px;--tilt:16deg}       /* 自介卡右上角（手機版頭像置中，角落是空的） */
.ff-cat-8{left:-8px;top:0;width:84px;height:84px;--tilt:-18deg}             /* 頁尾留白區左邊 */
.ff-cat-9{right:-24px;bottom:-72px;width:92px;height:92px;--tilt:12deg}     /* 最後一題下方右側 */
.plans-block,#paySection,#formSection,.ff-about,.ff-faq,.ff-foot{position:relative}
.ff-foot{padding-top:70px}   /* 給 cat-8 站的空間，結帳列與免責聲明之間 */
.ff-faq{margin-bottom:60px}  /* cat-9 站在這段留白裡，不壓到下一段 */
.ff-coin-5{top:22px}

/* ═════ 金幣 ═════ */
.ff-coin{position:absolute;z-index:2;width:26px;height:26px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle at 36% 30%,#FFF0BD,#E6B85A 38%,#B5782A 78%,#8B5A2B);
  box-shadow:inset 0 0 0 2.5px rgba(255,240,189,.35),inset 0 -3px 6px rgba(0,0,0,.25),0 8px 16px -6px rgba(0,0,0,.6);
  animation:ff-float 5.5s ease-in-out infinite}
/* 內圈細線 + 中間一個小貓爪 */
.ff-coin::before{content:"";position:absolute;inset:5px;border-radius:50%;border:1.5px solid rgba(255,240,189,.45)}
.ff-coin::after{content:"";position:absolute;inset:7px;background:rgba(120,76,30,.8);
  -webkit-mask:var(--paw) center / contain no-repeat;mask:var(--paw) center / contain no-repeat}
.ff-coin-1{left:16%;top:38px;animation-delay:-1s}
.ff-coin-2{right:18%;top:118px;width:18px;height:18px;animation-delay:-3s}
.ff-coin-2::before{inset:3px;border-width:1px}.ff-coin-2::after{inset:5px}
.ff-coin-3{left:24%;top:150px;width:14px;height:14px;animation-delay:-2s}
.ff-coin-3::before{inset:2px;border-width:1px}.ff-coin-3::after{inset:4px}
.ff-coin-4{right:8px;bottom:-10px;width:20px;height:20px;animation-delay:-4s}
.ff-coin-4::before{inset:4px;border-width:1px}.ff-coin-4::after{inset:5px}
.ff-coin-5{right:4%;top:-8px;width:22px;height:22px;animation-delay:-1.5s}
.ff-coin-5::before{inset:4px;border-width:1px}.ff-coin-5::after{inset:6px}
@keyframes ff-float{0%,100%{transform:translateY(0) rotate(-6deg)}50%{transform:translateY(-9px) rotate(6deg)}}

/* ═════ 段落標題 ═════ */
.block{margin-bottom:32px}
.block-head{align-items:center;margin-bottom:14px;padding:0 2px}
.block-head h2{display:flex;align-items:baseline;gap:9px;font-size:18px;font-weight:900;letter-spacing:.06em;
  font-feature-settings:"palt";color:var(--ink)}
.block-head h2::before{content:"";flex:none;align-self:center;width:16px;height:16px;background:var(--gold);
  -webkit-mask:var(--paw) center / contain no-repeat;mask:var(--paw) center / contain no-repeat;transform:rotate(-12deg)}
.block-head h2 small{font-weight:700;font-size:10px;letter-spacing:.26em;color:var(--gold-deep)}
.more-link{color:var(--ink-4)}
.more-link:hover{color:var(--gold-soft)}

/* ═════ 方案卡：半透明深色底 + 金色邊 + 貓爪勾選 ═════ */
.plans{gap:14px}
.plan{position:relative;padding:18px 18px 18px 17px;border:1px solid var(--gold-line);border-radius:var(--r);
  background:linear-gradient(160deg,rgba(255,249,238,.05),rgba(255,249,238,0) 48%),var(--surface);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  box-shadow:0 18px 40px -22px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,249,238,.06);
  transition:border-color .22s,box-shadow .22s,transform .15s,background .22s;
  animation:ff-rise .55s cubic-bezier(.2,.8,.2,1) backwards}
.plan:nth-child(2){animation-delay:.07s}
.plan:nth-child(3){animation-delay:.14s}
.plan:nth-child(n+4){animation-delay:.21s}
.plan:hover{border-color:rgba(217,164,65,.7)}
.plan.on{border-color:var(--gold);background:linear-gradient(160deg,rgba(217,164,65,.16),rgba(217,164,65,.03) 55%),var(--surface-2);
  box-shadow:0 0 0 1px rgba(217,164,65,.35),0 22px 48px -20px rgba(217,164,65,.45),inset 0 1px 0 rgba(255,249,238,.1)}
.plan.on::after{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;pointer-events:none;
  background:var(--gold-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;opacity:.9}
.plan.off{opacity:.5}
.plan.off:hover{border-color:var(--gold-line)}
.plan:has(input:focus-visible){outline:2px solid var(--focus);outline-offset:3px}
.plan-top{gap:13px}
/* 勾選圖標 = 貓爪：沒選是金色描邊，選了填滿金色 */
.plan .tick{width:26px;height:26px;margin-top:0;border:0;border-radius:0;background:rgba(217,164,65,.38);
  -webkit-mask:var(--paw) center / contain no-repeat;mask:var(--paw) center / contain no-repeat;
  transform:rotate(-12deg);transition:background .2s,transform .25s}
.plan .tick::after{display:none}
.plan.on .tick{background:var(--gold-soft);transform:rotate(0) scale(1.08)}
.plan-name{font-size:17px;font-weight:900;letter-spacing:.03em;color:var(--ink)}
.plan-sub{margin-top:3px;font-size:13px;color:var(--ink-3)}
.plan-price b{font-size:22px;font-weight:900;letter-spacing:0;color:var(--gold-soft);
  background:var(--gold-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.plan-price b small{font-size:12px;font-weight:700;color:var(--gold-deep);-webkit-text-fill-color:var(--gold-deep);margin-right:2px}
.plan-was{margin-top:2px;font-size:11.5px;color:var(--ink-4)}
.plan-tag{top:-11px;right:16px;padding:3px 11px;background:var(--gold-grad);color:var(--dark-text);
  font-size:10.5px;font-weight:900;letter-spacing:.08em;box-shadow:0 6px 14px -4px rgba(217,164,65,.6)}
.plan-feats{padding-left:39px;border-top-color:var(--gold-line-soft);gap:8px}
.plan-feats li{color:var(--ink-2);font-size:13.5px}
.plan-feats li::before{color:var(--gold)}
.plan-blocked{padding-left:39px;border-top-color:var(--gold-line-soft);color:var(--gold-soft)}
.plan:active{transform:scale(.99)}
@keyframes ff-rise{from{opacity:0;transform:translateY(14px)}}

/* ═════ 付款方式 ═════ */
.pays{gap:10px}
.pay{min-height:58px;padding:13px 15px;border:1px solid var(--gold-line-soft);border-radius:var(--r-sm);
  background:var(--surface);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:border-color .2s,background .2s}
.pay:hover{border-color:var(--gold-line)}
.pay.on{border-color:var(--gold);background:linear-gradient(160deg,rgba(217,164,65,.16),rgba(217,164,65,.04)),var(--surface-2)}
.pay b{color:var(--ink)}
.pay span{color:var(--ink-3)}
.pay .tick{border-color:var(--gold-line)}
.pay.on .tick{border-color:var(--gold);background:var(--gold)}
.pay.on .tick::after{background:var(--dark-text)}
.pay.off{opacity:.45}
.pay.off:hover{border-color:var(--gold-line-soft)}
.pay:has(input:focus-visible){outline:2px solid var(--focus);outline-offset:2px}

/* ═════ 聯絡資料 ═════ */
.row2{gap:12px}
.fld{margin-bottom:14px}
.fld > span{margin-bottom:7px;font-size:12.5px;font-weight:700;letter-spacing:.04em;color:var(--ink-2)}
.fld i{color:var(--gold)}
.fld em{color:var(--ink-4)}
.fld input,.fld textarea,.fld select{min-height:50px;font-size:16px;color:var(--ink);background:var(--field);
  border:1.5px solid rgba(217,164,65,.3);border-radius:var(--r-sm);transition:border-color .2s,box-shadow .2s,background .2s}
.fld textarea{min-height:88px}
.fld input::placeholder,.fld textarea::placeholder{color:var(--ink-4)}
.fld input:focus,.fld textarea:focus,.fld select:focus{outline:none;background:#211810;
  border-color:var(--gold);box-shadow:0 0 0 4px rgba(217,164,65,.2)}
.line-box{background:rgba(6,199,85,.08);border-color:rgba(6,199,85,.32)}
.line-box p{color:#9BE7B5}
.shop-feifei .coupon-row button{min-height:50px;padding:0 18px;border-radius:var(--r-sm);
  background:var(--gold);color:var(--dark-text);font-weight:900}
.shop-feifei .coupon-row button:disabled{opacity:.5}
.shop-feifei .coupon-msg.ok{color:#9BE7B5}
.shop-feifei .coupon-msg.err{color:var(--red)}
#paySection:not([hidden]),#formSection:not([hidden]){animation:ff-rise .45s cubic-bezier(.2,.8,.2,1) backwards}
#formSection:not([hidden]){animation-delay:.06s}

/* ═════ 關於霏霏 ═════ */
.ff-card{position:relative;overflow:hidden;isolation:isolate;padding:30px 22px 26px;border-radius:var(--r);text-align:center;
  background:var(--surface);border:1px solid var(--gold-line-soft);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.ff-card::before{content:"";position:absolute;inset:-30%;z-index:-1;
  background:var(--brand-avatar,none) center / cover no-repeat;filter:blur(50px) saturate(1.3);opacity:.2}
.ff-portrait{position:relative;width:120px;height:120px;margin:0 auto 18px}
.ff-portrait .ff-ring{inset:-7px}
.ff-big{width:120px;height:120px;margin:0;padding:3px;border:0;overflow:visible;font-size:50px;
  background:var(--gold-grad);box-shadow:0 18px 40px -14px rgba(0,0,0,.8)}
#aboutTitle{margin:0 0 14px;font-size:22px;font-weight:900;letter-spacing:.04em;font-feature-settings:"palt";text-wrap:balance}
.ff-body{max-width:34em;margin:0 auto;text-align:left}
.ff-body p{margin:0 0 12px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.ff-body p:last-child{margin-bottom:0}

/* ═════ 常見問題 ═════ */
.faq-list{display:grid;gap:10px;interpolate-size:allow-keywords}
.faq-list details{border-radius:var(--r-sm);background:var(--surface);border:1px solid var(--gold-line-soft);transition:background .25s,border-color .25s}
.faq-list details[open]{background:var(--surface-2);border-color:var(--gold-line)}
.faq-list summary{display:flex;align-items:center;gap:14px;min-height:56px;padding:14px 18px;cursor:pointer;list-style:none;
  font-size:15px;font-weight:700;line-height:1.5;border-radius:inherit}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"";flex:none;margin-left:auto;width:14px;height:14px;color:var(--gold);
  background:linear-gradient(currentColor,currentColor) center / 14px 2px no-repeat,linear-gradient(currentColor,currentColor) center / 2px 14px no-repeat;
  transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.faq-list details[open] > summary::after{transform:rotate(45deg)}
.faq-list summary:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.faq-a{padding:0 18px 18px;font-size:14.5px;line-height:1.85;color:var(--ink-2)}
.faq-list details::details-content{block-size:0;overflow:hidden;transition:block-size .35s cubic-bezier(.2,.8,.2,1),content-visibility .35s allow-discrete}
.faq-list details[open]::details-content{block-size:auto}

/* ═════ 結帳列 + LET'S GO 🐾 ═════ */
.checkout{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:14px;row-gap:8px;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));overflow:hidden;border-top:0;
  background:rgba(24,16,10,.88);-webkit-backdrop-filter:blur(18px) saturate(1.3);backdrop-filter:blur(18px) saturate(1.3);
  box-shadow:0 -16px 36px -10px rgba(0,0,0,.6)}
.checkout::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--gold-grad)}
.checkout:not([hidden]){animation:ff-up .5s cubic-bezier(.2,.8,.2,1) backwards}
@keyframes ff-up{from{opacity:0;transform:translateY(40px)}}
.checkout .total{display:grid;margin:0;min-width:0}
.total span{font-size:12.5px;font-weight:400;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.total b{font-size:clamp(19px,6vw,23px);font-weight:900;line-height:1.2;letter-spacing:0;white-space:nowrap;color:var(--gold-soft)}
.checkout .fineprint{grid-column:1 / -1;margin:0;text-align:left;font-size:11.5px;line-height:1.55;color:var(--ink-3)}
html:has(#checkout:not([hidden])){scroll-padding-bottom:calc(150px + env(safe-area-inset-bottom))}
@media (max-height:560px){.checkout{position:static}}
.pay-btn{width:auto;min-height:52px;padding:0 26px;border-radius:999px;color:var(--dark-text);
  font-size:16px;font-weight:900;letter-spacing:.12em;white-space:nowrap;
  background:var(--btn-grad);background-size:200% 100%;
  box-shadow:0 12px 30px -10px rgba(217,164,65,.75),inset 0 1px 0 rgba(255,255,255,.55);
  animation:ff-shine 2.4s ease-in-out 2 alternate}
.pay-btn:hover:not(:disabled){background:var(--btn-grad);background-size:200% 100%;filter:saturate(1.1) brightness(1.06)}
.pay-btn:disabled{background:#3A2C1D;color:#7E6B55;box-shadow:none;animation:none}
.pay-btn:focus-visible{outline:2px solid var(--focus);outline-offset:3px}
.pay-btn .spin{border-color:rgba(42,27,12,.25);border-top-color:var(--dark-text)}
@keyframes ff-shine{from{background-position:0% 50%}to{background-position:100% 50%}}

/* ═════ 其他 ═════ */
.alert-error{background:rgba(228,72,62,.12);border:1.5px solid rgba(228,72,62,.45);color:#FFB4AB}
.alert-warn{background:rgba(217,164,65,.1);border:1.5px solid rgba(217,164,65,.4);color:var(--gold-soft)}
.alert-info{background:rgba(255,249,238,.05);border:1.5px solid var(--gold-line-soft);color:var(--ink-2)}
.sk{background:linear-gradient(90deg,rgba(44,30,18,.7) 25%,rgba(58,40,24,.8) 50%,rgba(44,30,18,.7) 75%);background-size:200% 100%;
  border:1px solid var(--gold-line-soft)}
.disclaimer{margin-top:30px;border:1px solid var(--gold-line-soft);border-left:3px solid var(--gold);border-radius:var(--r-sm);
  font-size:12px;color:var(--ink-3);background:rgba(255,249,238,.03)}
.copyright{color:var(--ink-4)}
.toast{background:var(--gold);color:var(--dark-text);font-weight:700}

/* ═════ 手機很窄（320 寬）：插圖再縮小一點，金額與按鈕改成上下 ═════ */
@media (max-width:359px){
  .ff-cat{width:68px;height:68px}
  .ff-cat-3,.ff-cat-4,.ff-cat-7{width:76px;height:76px}
  .checkout{grid-template-columns:1fr}
  .pay-btn{width:100%}
}

/* ═════ 平板以上：版面變寬、貓咪往外站到內容旁邊（跟參考圖一樣在卡片旁） ═════ */
@media (min-width:760px){
  .sheet{max-width:640px;padding:0 24px}
  .brand{padding:64px 0 30px}
  .brand h1{font-size:34px}
  .ff-cat{width:128px;height:128px}
  .ff-cat-1{left:-70px;top:40px}
  .ff-cat-2{right:-70px;top:60px;width:116px;height:116px}
  .ff-cat-3{right:-104px;top:10px;width:140px;height:140px}
  .ff-cat-4{left:-104px;right:auto;bottom:20px;width:132px;height:132px}
  .ff-cat-6{right:-104px;top:-6px;width:124px;height:124px}
  .ff-cat-5{left:-104px;right:auto;top:-6px;width:124px;height:124px}
  #paySection .block-head{min-height:0;padding-left:2px}
  .ff-cat-9{right:-104px;top:-6px;bottom:auto;width:124px;height:124px}
  .ff-cat-7{right:-100px;top:40px;width:128px;height:128px}
  .ff-cat-8{left:-90px;top:-10px;width:116px;height:116px}
  .ff-foot{padding-top:6px}
  .ff-faq{margin-bottom:32px}
  .ff-coin-5{top:-8px}
  .ff-coin-1{left:8%}
  .ff-coin-2{right:10%}
  .ff-card{display:grid;grid-template-columns:auto 1fr;column-gap:30px;align-items:start;padding:32px;text-align:left}
  .ff-portrait{grid-row:span 2;margin:4px 0 0}
  .ff-body{margin:0}
}
/* 桌機再寬一點，插圖可以站得更外面 */
@media (min-width:1100px){
  .ff-cat-3{right:-150px;width:160px;height:160px}
  .ff-cat-4{left:-150px;width:150px;height:150px}
  .ff-cat-6,.ff-cat-7,.ff-cat-9{right:-140px}
  .ff-cat-5{left:-150px}
  .ff-cat-8{left:-130px}
  .ff-cat-1{left:-110px}
  .ff-cat-2{right:-110px}
}

/* 不要動畫的人：轉圈、金幣漂浮、按鈕流光、進場全部停掉 */
@media (prefers-reduced-motion:reduce){
  .ff-ring,.ff-coin,.pay-btn,.plan,#paySection,#formSection,.checkout,.ff-cat img{animation:none !important;transition:none !important}
  .faq-list details::details-content{transition:none}
}