/* ==========================================================
   瑀光 YU GUANG — 品牌樣式
   色彩：象牙紙色 × 深玉綠 × 琥珀光
   ========================================================== */
:root{
  --bg:#f7f2ea;
  --paper:#fffdf8;
  --sand:#efe6d7;
  --sand-2:#e6d9c4;
  --ink:#24302a;
  --ink-2:#47524b;
  --muted:#5f665f;
  --jade:#3d5a4b;
  --jade-deep:#22352c;
  --jade-soft:#dfe7df;
  --amber:#c4843a;
  --amber-soft:#f3dfbf;
  --amber-ink:#8f5a1e;
  --line:rgba(36,48,42,.12);
  --line-strong:rgba(36,48,42,.22);
  --serif:'Noto Serif TC','Songti TC',serif;
  --sans:'PingFang TC','Noto Sans TC','Microsoft JhengHei','Heiti TC',system-ui,sans-serif;
  --latin:'Cormorant Garamond','Noto Serif TC',serif;
  --radius:20px;
  --shadow:0 24px 60px -30px rgba(34,53,44,.35);
  --gutter:clamp(20px,5vw,64px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.85 var(--sans);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;color:var(--ink);margin:0;letter-spacing:.02em}
p{margin:0}
[hidden]{display:none!important}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;padding:10px 18px;border-radius:999px;background:var(--jade-deep);color:#fff;font-size:14px;transition:top .2s}
.skip-link:focus{top:12px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px}
.container{width:min(1200px,100%);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(80px,11vw,140px) 0}

/* ---------- shared atoms ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:500;letter-spacing:.16em;color:var(--jade);margin-bottom:20px}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.6}
.accent{color:var(--amber-ink)}
.arrow{display:inline-block;transition:transform .25s ease}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 28px;border:0;border-radius:999px;background:var(--jade-deep);color:#fdf9f1;font-size:15px;font-weight:500;letter-spacing:.06em;transition:background .25s,transform .25s,box-shadow .25s}
.button:hover{background:var(--jade);transform:translateY(-1px);box-shadow:0 12px 24px -12px rgba(34,53,44,.55)}
.button:hover .arrow,.underline-link:hover .arrow,.course-cta:hover .arrow{transform:translate(2px,-2px)}
.button-small{min-height:42px;padding:0 20px;font-size:14px}
.button-light{background:var(--paper);color:var(--jade-deep)}
.button-light:hover{background:#fff;color:var(--jade-deep)}
.underline-link{display:inline-flex;align-items:center;gap:8px;padding:0 0 4px;border:0;border-bottom:1px solid currentColor;background:none;font-size:15px;font-weight:500;color:var(--jade-deep);letter-spacing:.04em}
.quiet-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--ink-2)}
.quiet-link:hover{color:var(--jade)}

/* ---------- announcement & header ---------- */
.announcement{position:relative;display:flex;align-items:center;justify-content:center;gap:10px;min-height:38px;padding:6px var(--gutter);background:var(--jade-deep);color:#e9e2d4;font-size:13px;letter-spacing:.14em}
.announcement-dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px 2px rgba(196,132,58,.7)}
.announcement-right{position:absolute;right:var(--gutter);font-family:var(--latin);font-style:italic;font-size:14px;letter-spacing:.12em;opacity:.7}
.site-header{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;padding:0 var(--gutter);background:rgba(247,242,234,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--jade-deep);color:#fbf6ec;font:600 19px/1 var(--serif)}
.brand-mark::after{content:"";position:absolute;top:2px;right:1px;width:9px;height:9px;border-radius:50%;background:var(--amber);border:2px solid var(--bg)}
.brand-name{display:flex;flex-direction:column;font:600 19px/1.15 var(--serif);letter-spacing:.14em}
.brand-name em{display:none}
.brand-name small{margin-top:5px;font:500 10px/1 var(--sans);letter-spacing:.24em;color:var(--muted)}
.main-nav{display:flex;gap:clamp(20px,3vw,40px);font-size:15px;color:var(--ink-2)}
.main-nav a{position:relative;padding:6px 0}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--amber);transform:scaleX(0);transition:transform .25s}
.main-nav a:hover{color:var(--ink)}
.main-nav a:hover::after{transform:scaleX(1)}
.nav-login{display:none}
.header-actions{display:flex;align-items:center;gap:18px}
.text-button{border:0;background:none;padding:6px 0;font-size:15px;color:var(--ink-2)}
.text-button:hover{color:var(--jade)}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:50%;background:transparent;position:relative}
.menu-toggle span{position:absolute;left:13px;right:13px;height:1.5px;background:var(--ink);transition:transform .25s}
.menu-toggle span:first-child{top:17px}.menu-toggle span:last-child{top:25px}
.menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(56px,8vw,96px) 0 32px}
.hero-glow{position:absolute;top:-20%;right:-10%;width:70vw;height:70vw;max-width:980px;max-height:980px;border-radius:50%;background:radial-gradient(circle,rgba(243,223,191,.95) 0%,rgba(243,223,191,.45) 38%,rgba(247,242,234,0) 70%);pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(40px,6vw,96px);align-items:center;width:min(1200px,100%);margin:0 auto;padding:0 var(--gutter)}
.hero h1{position:relative;display:inline-block;font-size:clamp(76px,11vw,148px);font-weight:700;line-height:1;letter-spacing:.08em;color:var(--jade-deep)}
.hero-sun{position:absolute;top:.04em;right:-.32em;width:.2em;height:.2em;border-radius:50%;background:var(--amber);box-shadow:0 0 0 .06em rgba(196,132,58,.18),0 0 40px 10px rgba(196,132,58,.35)}
.hero-subtitle{margin:26px 0 22px;font:500 clamp(21px,2.3vw,27px)/1.5 var(--serif);letter-spacing:.12em;color:var(--ink)}
.hero-description{max-width:31em;font-size:17px;line-height:2;color:var(--ink-2)}
.hero-description strong{color:var(--jade-deep);font-weight:500;background:linear-gradient(transparent 62%,var(--amber-soft) 62%)}
.hero-buttons{display:flex;flex-wrap:wrap;align-items:center;gap:20px 28px;margin-top:38px}
.hero-note{display:flex;align-items:center;gap:14px;margin-top:44px;font-size:14px;color:var(--muted)}
.hero-note em{font-family:var(--latin);font-size:17px;color:var(--jade);margin:0 2px}
.avatar-stack{display:flex}
.avatar-stack span{display:grid;place-items:center;width:34px;height:34px;margin-left:-8px;border:2px solid var(--bg);border-radius:50%;font:600 13px var(--serif);color:#fff}
.avatar-stack span:first-child{margin-left:0;background:var(--amber)}
.avatar-stack span:nth-child(2){background:var(--jade)}
.avatar-stack span:nth-child(3){background:#9b8467}
.hero-art{position:relative;justify-self:end;width:min(100%,460px);padding:0 0 40px 40px}
.hero-arch{margin:0;aspect-ratio:3/4;border-radius:999px 999px 28px 28px;overflow:hidden;box-shadow:var(--shadow);background:var(--sand)}
.hero-arch img{width:100%;height:100%;object-fit:cover}
.hero-round{position:absolute;left:0;bottom:0;width:44%;aspect-ratio:1;margin:0;border-radius:50%;overflow:hidden;border:8px solid var(--bg);box-shadow:var(--shadow);background:var(--sand)}
.hero-round img{width:100%;height:100%;object-fit:cover}
.art-sticker{position:absolute;right:-18px;top:16%;display:flex;flex-direction:column;gap:4px;padding:16px 20px;border-radius:16px;background:var(--paper);box-shadow:0 18px 40px -22px rgba(34,53,44,.5);font:500 15px/1.5 var(--serif);color:var(--ink)}
.sticker-count{font:italic 500 15px var(--latin);letter-spacing:.12em;color:var(--amber-ink)}
.art-caption{position:absolute;right:-44px;bottom:30%;writing-mode:vertical-rl;font:500 11px var(--sans);letter-spacing:.32em;color:var(--muted)}
.hero-bottom{position:relative;display:flex;align-items:center;gap:20px;width:min(1200px,100%);margin:64px auto 0;padding:0 var(--gutter);font-size:11px;letter-spacing:.28em;color:var(--muted)}
.hero-line{flex:1;height:1px;background:var(--line-strong)}

/* ---------- intro ---------- */
.intro{background:var(--paper)}
.intro-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,96px);align-items:end}
.intro h2{font-size:clamp(32px,4.4vw,54px);line-height:1.45}
.intro h2 .accent{margin-left:.15em}
.intro-copy p{font-size:17px;color:var(--ink-2);margin-bottom:18px}
.intro-copy .underline-link{margin-top:10px}
.value-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:clamp(56px,7vw,88px)}
.value-card{position:relative;padding:34px 30px 32px;border-radius:var(--radius);background:var(--bg);transition:transform .3s,box-shadow .3s}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.value-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--jade-soft);color:var(--jade-deep);margin-bottom:24px}
.value-icon svg,.success-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.value-num{position:absolute;top:30px;right:30px;font:italic 500 22px var(--latin);color:var(--amber-ink)}
.value-card h3{font-size:22px;margin-bottom:10px}
.value-card p{font-size:15px;color:var(--ink-2)}

/* ---------- classes ---------- */
.classes{background:var(--bg)}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:44px}
.section-heading h2{font-size:clamp(32px,4.2vw,52px);line-height:1.4}
.heading-aside{max-width:25em;font-size:15px;color:var(--muted);text-align:right}
.class-filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}
.filter-chip{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;border:1px solid var(--line-strong);border-radius:999px;background:transparent;font-size:15px;color:var(--ink-2);transition:all .2s;white-space:nowrap}
.filter-chip span{font:italic 500 15px var(--latin);color:var(--muted)}
.filter-chip:hover{border-color:var(--jade);color:var(--jade-deep)}
.filter-chip.active{background:var(--jade-deep);border-color:var(--jade-deep);color:#fbf6ec}
.filter-chip.active span{color:var(--amber-soft)}
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.course-card{display:flex;flex-direction:column;border-radius:var(--radius);background:var(--paper);overflow:hidden;border:1px solid var(--line);transition:transform .3s,box-shadow .3s}
.course-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.course-card.is-hidden{display:none}
.course-visual{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--sand)}
.course-photo{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.course-card:hover .course-photo{transform:scale(1.04)}
.course-number{position:absolute;top:14px;left:14px;padding:3px 12px;border-radius:999px;background:rgba(255,253,248,.88);font:italic 500 15px var(--latin);color:var(--jade-deep);letter-spacing:.06em}
.course-info{display:flex;flex-direction:column;flex:1;padding:24px 26px 22px}
.course-tag{align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:500;letter-spacing:.08em;color:var(--cat,var(--jade));margin-bottom:10px}
.course-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.course-info h3{font-size:22px;line-height:1.45;margin-bottom:8px}
.course-info p{font-size:15px;line-height:1.8;color:var(--ink-2);margin-bottom:18px}
.course-meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.course-cta{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding:0;border:0;background:none;font-size:15px;font-weight:500;color:var(--jade-deep)}
.course-cta .arrow{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--jade-soft);transition:background .25s,color .25s,transform .25s}
.course-card:hover .course-cta .arrow{background:var(--jade-deep);color:#fff}
[data-category="body"]{--cat:#4f7a63}
[data-category="daily"]{--cat:#5b6a92}
[data-category="craft"]{--cat:#8a5a1f}
[data-category="skin"]{--cat:#9a4f52}
[data-category="family"]{--cat:#9a5430}
[data-category="senior"]{--cat:#7b6650}
.course-invite{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end;min-height:360px;padding:34px 32px;border-radius:var(--radius);background:var(--jade-deep);color:#e8e2d5}
.invite-glow{position:absolute;top:-80px;right:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(196,132,58,.75),rgba(196,132,58,0) 68%)}
.course-invite .eyebrow{color:var(--amber-soft);font-family:var(--latin);font-style:italic;font-size:16px;letter-spacing:.14em}
.course-invite h3{position:relative;font-size:28px;line-height:1.5;color:#fbf6ec;margin-bottom:12px}
.course-invite p{position:relative;font-size:15px;opacity:.85;margin-bottom:26px}
.course-invite .underline-link{position:relative;align-self:flex-start;color:#fbf6ec}
.course-footnote{margin-top:36px;font-size:14px;color:var(--muted);text-align:center}

/* 佔位圖：圖片尚未放入時的品牌插畫 */
.is-placeholder{position:relative;background:radial-gradient(circle at 70% 30%,rgba(255,253,248,.55),transparent 55%),linear-gradient(135deg,color-mix(in srgb,var(--cat,var(--jade)) 22%,var(--sand)),color-mix(in srgb,var(--cat,var(--jade)) 55%,var(--sand)))!important}
.is-placeholder img{opacity:0}
.is-placeholder::after{content:attr(data-icon);position:absolute;inset:0;display:grid;place-items:center;font:400 clamp(40px,6vw,72px)/1 var(--serif);color:rgba(255,253,248,.92)}
.related-course.is-placeholder{background:var(--paper)!important}
.related-course.is-placeholder::after{content:none}

/* ---------- course detail ---------- */
.course-detail{animation:fadeUp .45s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.detail-back{display:inline-flex;align-items:center;gap:8px;margin-bottom:32px;padding:10px 18px;border:1px solid var(--line-strong);border-radius:999px;background:transparent;font-size:14px;color:var(--ink-2)}
.detail-back:hover{border-color:var(--jade);color:var(--jade-deep)}
.detail-hero{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.detail-copy h2{font-size:clamp(34px,4.6vw,56px);line-height:1.3}
.detail-english{margin:10px 0 22px;font:italic 500 20px var(--latin);letter-spacing:.14em;color:var(--amber-ink)}
.detail-intro{font-size:17px;color:var(--ink-2)}
.detail-tags{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 30px}
.detail-tags span{padding:6px 14px;border-radius:999px;background:var(--jade-soft);font-size:13px;color:var(--jade-deep)}
.detail-art{position:relative;aspect-ratio:4/3;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);background:var(--sand)}
.detail-art img{width:100%;height:100%;object-fit:cover}
.detail-art small{position:absolute;left:18px;bottom:16px;padding:4px 14px;border-radius:999px;background:rgba(255,253,248,.9);font:italic 500 15px var(--latin);letter-spacing:.1em;color:var(--jade-deep)}
.detail-content{display:grid;grid-template-columns:1.5fr 1fr;gap:32px;margin-top:72px;align-items:start}
.brochure-main{padding:clamp(28px,4vw,48px);border-radius:var(--radius);background:var(--paper);border:1px solid var(--line)}
.brochure-main h3{font-size:28px;margin-bottom:14px}
.brochure-main h4{font-size:20px;margin:36px 0 16px}
.brochure-intro{font-size:16px;color:var(--ink-2)}
.schedule-list{list-style:none;margin:0;padding:0;counter-reset:step}
.schedule-list li{counter-increment:step;display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line-strong);font-size:16px}
.schedule-list li::before{content:counter(step,decimal-leading-zero);font:italic 500 20px var(--latin);color:var(--amber-ink)}
.schedule-list b{font-weight:500;font-size:14px;color:var(--jade);background:var(--jade-soft);padding:2px 12px;border-radius:999px;white-space:nowrap}
.detail-disclaimer{margin-top:28px;padding:16px 18px;border-radius:14px;background:var(--amber-soft);font-size:14px;color:#6d4c22}
.brochure-facts{position:sticky;top:100px;padding:32px 30px;border-radius:var(--radius);background:var(--jade-deep);color:#e8e2d5}
.brochure-facts .eyebrow{color:var(--amber-soft)}
.brochure-facts dl{margin:0 0 26px}
.brochure-facts dl div{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:15px}
.brochure-facts dt{color:rgba(232,226,213,.7)}
.brochure-facts dd{margin:0;text-align:right;color:#fbf6ec}
.brochure-facts .button{width:100%;background:var(--amber);color:#fff}
.brochure-facts .button:hover{background:#b07431}
.facts-note{margin-top:14px;font-size:13px;line-height:1.7;opacity:.7}
.related-section{margin-top:80px}
.related-section h3{font-size:28px;margin-bottom:24px}
.related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related-course{display:grid;grid-template-columns:72px 1fr auto;align-items:center;gap:16px;padding:12px 18px 12px 12px;border:1px solid var(--line);border-radius:18px;background:var(--paper);text-align:left;transition:box-shadow .25s,transform .25s}
.related-course:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.related-course img{width:72px;height:72px;border-radius:12px;object-fit:cover}
.related-course small{display:block;font-size:12px;color:var(--muted);letter-spacing:.06em}
.related-course b{font:600 17px/1.4 var(--serif)}
.related-arrow{color:var(--jade)}

/* ---------- FAQ ---------- */
.faq{background:var(--paper)}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,6vw,96px);align-items:start}
.faq-heading h2{font-size:clamp(30px,3.8vw,46px);line-height:1.45}
.faq-list details{border-bottom:1px solid var(--line-strong)}
.faq-list details:first-child{border-top:1px solid var(--line-strong)}
.faq-list summary{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;padding:26px 0;list-style:none;cursor:pointer;font:600 19px/1.5 var(--serif);color:var(--ink)}
.faq-list summary::-webkit-details-marker{display:none}
.faq-q{font:italic 500 20px var(--latin);color:var(--amber-ink)}
.faq-list summary i{position:relative;width:32px;height:32px;border-radius:50%;background:var(--jade-soft)}
.faq-list summary i::before,.faq-list summary i::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:1.5px;background:var(--jade-deep);transform:translate(-50%,-50%);transition:transform .25s}
.faq-list summary i::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-list details[open] summary i::after{transform:translate(-50%,-50%) rotate(0)}
.faq-list details p{padding:0 50px 28px 52px;font-size:16px;color:var(--ink-2)}

/* ---------- quote band ---------- */
.quote-band{position:relative;overflow:hidden;padding:clamp(80px,10vw,130px) var(--gutter);background:var(--jade-deep);color:#fbf6ec;text-align:center}
.quote-sun{position:absolute;left:50%;top:-180px;width:420px;height:420px;margin-left:-210px;border-radius:50%;background:radial-gradient(circle,rgba(196,132,58,.55),rgba(196,132,58,0) 68%)}
.quote-band blockquote{position:relative;margin:0 auto;max-width:880px}
.quote-band blockquote::before{content:"“";display:block;font:500 96px/0.6 var(--latin);color:var(--amber);margin-bottom:28px}
.quote-band p{font:500 clamp(24px,3.2vw,38px)/1.75 var(--serif);letter-spacing:.08em}
.quote-band footer{margin-top:30px;font-size:14px;letter-spacing:.2em;color:rgba(251,246,236,.65)}

/* ---------- membership ---------- */
.membership{background:var(--bg)}
.membership-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:center}
.membership-art{position:relative}
.membership-art figure{margin:0;aspect-ratio:1;border-radius:50% 50% var(--radius) var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--sand)}
.membership-art img{width:100%;height:100%;object-fit:cover}
.member-caption{position:absolute;right:-12px;bottom:28px;max-width:240px;padding:18px 22px;border-radius:16px;background:var(--paper);box-shadow:0 18px 40px -22px rgba(34,53,44,.5);font:600 16px/1.6 var(--serif)}
.member-caption span{display:block;font:italic 500 14px var(--latin);letter-spacing:.2em;color:var(--amber-ink);margin-bottom:4px}
.membership-copy h2{font-size:clamp(32px,4.2vw,50px);line-height:1.45;margin-bottom:22px}
.membership-copy>p{font-size:17px;color:var(--ink-2);margin-bottom:28px}
.member-list{list-style:none;margin:0 0 36px;padding:0}
.member-list li{display:flex;align-items:center;gap:18px;padding:16px 0;border-bottom:1px solid var(--line);font:500 18px var(--serif)}
.member-list li span{font:italic 500 20px var(--latin);color:var(--amber-ink);width:28px}
.member-note{display:block;margin-top:14px;font-size:13px;color:var(--muted)}

/* ---------- visit ---------- */
.visit{background:var(--bg);padding-top:0}
.visit-card{position:relative;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:clamp(40px,6vw,80px);border-radius:32px;background:linear-gradient(135deg,#9a5f2c 0%,#86512a 55%,#6f4224 100%);color:#fff8ee}
.visit-card::before{content:"";position:absolute;top:-120px;left:-80px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(255,236,200,.45),rgba(255,236,200,0) 70%)}
.visit-copy{position:relative}
.visit .eyebrow{color:#fff1da;font-family:var(--latin);font-style:italic;font-size:16px}
.visit h2{font-size:clamp(32px,4.2vw,52px);line-height:1.4;color:#fffaf2;margin-bottom:20px}
.visit-copy>p{font-size:17px;color:rgba(255,248,238,.9);margin-bottom:34px}
.visit-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px 24px}
.visit-line{font-size:15px;color:rgba(255,248,238,.85)}
.visit-photo{position:relative;justify-self:end;width:min(100%,400px)}
.visit-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:999px 999px 24px 24px;border:6px solid rgba(255,248,238,.35)}
.doodle-note{position:absolute;left:-36px;bottom:36px;padding:12px 18px;border-radius:14px;background:var(--paper);color:var(--jade-deep);font:italic 500 19px/1.3 var(--latin);transform:rotate(-4deg);box-shadow:0 14px 30px -16px rgba(0,0,0,.4)}

/* ---------- footer ---------- */
.site-footer{padding:72px 0 36px;background:var(--jade-deep);color:#d9d3c5}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand .brand-mark{background:var(--paper);color:var(--jade-deep)}
.footer-brand .brand-mark::after{border-color:var(--jade-deep)}
.footer-brand .brand-name{color:#fbf6ec}
.footer-top p{margin-top:16px;font-size:15px;color:rgba(217,211,197,.75)}
.social-links{display:flex;flex-wrap:wrap;gap:12px}
.social-links a{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border:1px solid rgba(255,255,255,.2);border-radius:999px;font-size:14px;transition:background .2s}
.social-links a:hover{background:rgba(255,255,255,.08)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;padding-top:28px;font-size:13px;color:rgba(217,211,197,.65)}
.footer-bottom div{display:flex;gap:24px}
.footer-bottom button{border:0;background:none;padding:0;font-size:13px;color:inherit}
.footer-bottom a:hover,.footer-bottom button:hover{color:#fff}

/* ---------- modal ---------- */
.modal-backdrop{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(24,34,29,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.modal-backdrop.open{opacity:1;visibility:visible}
.signup-modal{position:relative;width:min(620px,100%);max-height:calc(100vh - 40px);overflow-y:auto;padding:clamp(28px,5vw,44px);border-radius:28px;background:var(--paper);box-shadow:0 40px 80px -30px rgba(0,0,0,.45);transform:translateY(12px);transition:transform .3s}
.modal-backdrop.open .signup-modal{transform:none}
.modal-close{position:absolute;top:18px;right:18px;width:40px;height:40px;border:0;border-radius:50%;background:var(--bg);font-size:22px;line-height:1;color:var(--ink-2)}
.modal-close:hover{background:var(--sand)}
.modal-head h2{font-size:28px;margin-bottom:24px}
.modal-head h2:empty{display:none}
.modal-course{display:flex;align-items:center;gap:12px;margin-bottom:22px;padding:14px 18px;border-radius:14px;background:var(--jade-soft);font-size:14px;color:var(--jade)}
.modal-course b{font:600 17px var(--serif);color:var(--jade-deep)}
#signup-form label,.login-form label{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;font-size:14px;font-weight:500;color:var(--ink-2)}
#signup-form input:not([type=radio]):not([type=checkbox]),#signup-form select,.login-form input{width:100%;height:50px;padding:0 16px;border:1px solid var(--line-strong);border-radius:12px;background:#fff;font-size:16px;font-weight:400;color:var(--ink);transition:border-color .2s,box-shadow .2s}
#signup-form select{appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%2324302a' stroke-width='1.5'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E") no-repeat right 16px center}
#signup-form input:focus,#signup-form select:focus,.login-form input:focus{outline:0;border-color:var(--jade);box-shadow:0 0 0 4px var(--jade-soft)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.payment{margin:0 0 18px;padding:0;border:0}
.payment legend{margin-bottom:10px;font-size:14px;font-weight:500;color:var(--ink-2)}
.payment-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}
#signup-form .payment-options label{position:relative;margin:0}
.payment-options input{position:absolute;opacity:0}
.payment-logo{display:flex;flex-direction:column;gap:2px;padding:14px 16px;border:1.5px solid var(--line-strong);border-radius:14px;background:#fff;font:600 16px var(--sans);color:var(--ink);transition:all .2s}
.payment-logo small{font-size:12px;font-weight:400;color:var(--muted)}
.payment-logo.line{color:#06a64a}
.payment-options input:checked+.payment-logo{border-color:var(--jade);box-shadow:0 0 0 4px var(--jade-soft)}
.payment-options input:focus-visible+.payment-logo{outline:2px solid var(--amber);outline-offset:2px}
#signup-form .consent{flex-direction:row;align-items:flex-start;gap:10px;font-weight:400}
.consent input{width:18px;height:18px;margin-top:4px;accent-color:var(--jade)}
.submit-button{width:100%;margin-top:6px}
.form-hint{margin-top:14px;font-size:12.5px;line-height:1.7;color:var(--muted)}
.form-error{margin:0 0 14px;padding:12px 16px;border-radius:12px;background:#f9e3df;color:#8a3528;font-size:14px}
.success-state,.login-state{text-align:center;padding:12px 0}
.success-icon{display:grid;place-items:center;width:72px;height:72px;margin:0 auto 22px;border-radius:50%;background:var(--amber-soft);color:var(--amber-ink);font-size:30px}
.success-state h3,.login-state h3{font-size:26px;margin-bottom:12px}
.success-state p,.login-state>p{max-width:28em;margin:0 auto 26px;font-size:15px;color:var(--ink-2)}
.login-form{text-align:left;margin-bottom:6px}
.login-form .button{width:100%}
.login-switch{margin-top:16px;font-size:14px;color:var(--muted)}
.login-switch button{border:0;background:none;padding:0;color:var(--jade-deep);font-weight:500;text-decoration:underline;text-underline-offset:3px}
.member-panel{text-align:left}
.member-panel h3{text-align:center}
.member-regs{list-style:none;margin:18px 0 24px;padding:0}
.member-regs li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
.status-pill{flex-shrink:0;padding:2px 12px;border-radius:999px;font-size:12.5px;background:var(--sand);color:var(--ink-2)}
.status-pill.paid,.status-pill.confirmed{background:var(--jade-soft);color:var(--jade-deep)}
.status-pill.cancelled{background:#f3e1de;color:#8a3528}
.member-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.button-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--ink)}
.button-ghost:hover{background:var(--bg);color:var(--ink);box-shadow:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .related-list{grid-template-columns:1fr}
  .art-caption{display:none}
}
@media (max-width:900px){
  .main-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;padding:8px var(--gutter) 20px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px rgba(0,0,0,.2);transform:translateY(-8px);opacity:0;visibility:hidden;transition:all .25s}
  .main-nav.open{transform:none;opacity:1;visibility:visible}
  .main-nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:17px}
  .main-nav a::after{display:none}
  .nav-login{display:block;margin-top:16px;padding:14px;border:0;border-radius:999px;background:var(--jade-deep);color:#fbf6ec;font-size:16px}
  .menu-toggle{display:block}
  .header-actions .text-button{display:none}
  .hero-inner,.intro-grid,.faq-grid,.membership-grid,.detail-hero,.detail-content,.visit-card{grid-template-columns:1fr}
  .hero-art{justify-self:center;width:min(100%,420px);margin-top:12px}
  .art-sticker{right:0}
  .section-heading{flex-direction:column;align-items:flex-start}
  .heading-aside{text-align:left}
  .value-row{grid-template-columns:1fr}
  .brochure-facts{position:static}
  .membership-art{max-width:460px}
  .member-caption{right:0}
  .visit-photo{justify-self:center}
  .doodle-note{left:0}
  .footer-top{flex-direction:column}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .announcement{justify-content:flex-start;font-size:12px;letter-spacing:.08em}
  .announcement-right{font-size:13px}
  .site-header{height:66px}
  .header-actions{gap:10px}
  .header-actions .button-small{display:none}
  .brand-name{font-size:17px}
  .hero-description{font-size:16px}
  .hero-note{flex-wrap:wrap}
  .hero-bottom{display:none}
  .class-filter{flex-wrap:nowrap;overflow-x:auto;margin:0 calc(var(--gutter)*-1) 28px;padding:0 var(--gutter) 4px;scrollbar-width:none}
  .class-filter::-webkit-scrollbar{display:none}
  .course-grid{grid-template-columns:1fr;gap:18px}
  .course-invite{min-height:280px}
  .faq-list details p{padding:0 0 24px}
  .faq-list summary{font-size:17px;gap:12px}
  .form-row,.payment-options{grid-template-columns:1fr}
  .schedule-list li{grid-template-columns:34px 1fr;row-gap:4px}
  .schedule-list b{grid-column:2;justify-self:start}
  .footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- 文件頁（隱私權政策、服務條款、404） ---------- */
.doc-header{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px;padding:0 var(--gutter);border-bottom:1px solid var(--line);background:var(--bg)}
.doc-header a.back{font-size:15px;color:var(--ink-2)}
.doc-header a.back:hover{color:var(--jade)}
.doc{width:min(820px,100%);margin:0 auto;padding:clamp(48px,7vw,88px) var(--gutter) 96px}
.doc h1{font-size:clamp(32px,4vw,44px);margin-bottom:10px}
.doc .doc-meta{font-size:14px;color:var(--muted);margin-bottom:40px}
.doc h2{font-size:22px;margin:44px 0 14px;padding-top:8px;border-top:1px solid var(--line)}
.doc p,.doc li{font-size:16px;color:var(--ink-2)}
.doc p{margin-bottom:14px}
.doc ul,.doc ol{padding-left:1.4em;margin:0 0 14px}
.doc li{margin-bottom:6px}
.doc table{width:100%;border-collapse:collapse;margin:8px 0 18px;font-size:15px}
.doc th,.doc td{padding:12px 14px;border:1px solid var(--line-strong);text-align:left;vertical-align:top;color:var(--ink-2)}
.doc th{background:var(--sand);color:var(--ink);font-weight:500;width:26%}
.doc a{color:var(--jade);text-decoration:underline;text-underline-offset:3px}
.notfound{min-height:calc(100vh - 72px);display:grid;place-items:center;text-align:center;padding:40px var(--gutter)}
.notfound .big{font:italic 500 120px/1 var(--latin);color:var(--amber-ink)}
.notfound h1{font-size:28px;margin:18px 0 12px}
.notfound p{color:var(--ink-2);margin-bottom:28px}
.footer-legal{display:flex;gap:20px;flex-wrap:wrap}
.footer-note{margin-top:22px;font-size:13px;line-height:1.8;color:rgba(217,211,197,.78);max-width:60em}
.consent a{color:var(--jade);text-decoration:underline;text-underline-offset:3px}

.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.optional-hint{font-weight:400;color:var(--muted)}
.button[disabled]{opacity:.65;cursor:progress;transform:none;box-shadow:none}
.pw-form{margin:4px 0 18px;padding:18px;border-radius:14px;background:var(--bg)}
.pw-form label{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;font-size:14px;font-weight:500;color:var(--ink-2)}
.pw-form input{height:46px;padding:0 14px;border:1px solid var(--line-strong);border-radius:12px;background:#fff;font-size:16px}
.pw-form input:focus{outline:0;border-color:var(--jade);box-shadow:0 0 0 4px var(--jade-soft)}
.form-ok{margin:0 0 14px;padding:12px 16px;border-radius:12px;background:var(--jade-soft);color:var(--jade-deep);font-size:14px}
.forgot{margin-top:10px;font-size:13.5px;color:var(--muted)}
a.visit-line{text-decoration:underline;text-underline-offset:4px}
a.visit-line:hover{color:#fff}
.member-type{text-align:center;font-size:14px;color:var(--muted);margin:-4px 0 6px}

/* ---------- 場次 ---------- */
.course-next{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 14px;padding:10px 14px;border-radius:12px;background:var(--sand);font-size:14px;color:var(--ink-2)}
.course-next b{font-weight:500;color:var(--ink)}
.course-next.is-open{background:var(--jade-soft)}
.course-next.is-open span{color:var(--jade-deep);font-weight:500}
.session-list{list-style:none;margin:0 0 8px;padding:0;display:grid;gap:12px}
.session-list li{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:16px;padding:16px 18px;border:1px solid var(--line-strong);border-radius:16px;background:#fff}
.session-list li.is-off{opacity:.65;background:var(--bg)}
.session-list .when{display:flex;flex-direction:column;gap:2px}
.session-list .when b{font:600 17px var(--serif);color:var(--ink)}
.session-list .when span,.session-list .when small{font-size:14px;color:var(--muted)}
.session-list .meta{display:flex;flex-direction:column;align-items:flex-end;font-size:14px}
.session-list .price{color:var(--ink);font-weight:500}
.session-list .seat{color:var(--jade)}
.session-list .button[disabled]{cursor:not-allowed;background:var(--sand-2);color:var(--ink-2)}
#session-wrap{margin-bottom:4px}
.session-none{margin:-8px 0 16px;padding:10px 14px;border-radius:12px;background:var(--amber-soft);font-size:13.5px;color:#6d4c22}
.reg-when{display:block;font-size:12.5px;color:var(--muted)}
@media (max-width:640px){.session-list li{grid-template-columns:1fr;gap:10px}.session-list .meta{flex-direction:row;justify-content:space-between}}