/* ============================================================
   KS DIGI v5 — 臨摹大茗本位製茶堂的排版語言
   手法：超大 serif 英文破格 / 有機色塊 / 弧形排字 / 直排中文
        整段換底色 / 細線膠囊按鈕 / 弧線切割 / 裝飾性外文
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ---------- 配色 A：深灰藍 × 米白 × 暖駝（無彩，不用橘） ---------- */
html[data-p="a"]{
  --bg:#F4F2EE;        /* 米白紙 */
  --bg2:#E8E5DF;       /* 次階米 */
  --deep:#242B34;      /* 深灰藍：整段底色 */
  --deep-2:#39424E;    /* 深灰藍淺階：取代原本的橘色塊 */
  --acc:#8C8377;       /* 強調＝暖灰，只用在細節 */
  --warm:#C0B5A6;      /* 駝 */
  --ink:#1B2029;
  --ink-2:#57606D;
  --ink-3:#8B93A0;
  --on-deep:#ECE9E3;
  --line:#CBC5BC;
}
/* ---------- 配色 B：墨黑 × 米白 × 石灰（更冷、更硬） ---------- */
html[data-p="b"]{
  --bg:#F1F0EC;
  --bg2:#E3E2DC;
  --deep:#1F1F1D;
  --deep-2:#3A3A37;
  --acc:#7E7C74;
  --warm:#B9B5AA;
  --ink:#15150F;
  --ink-2:#55554E;
  --ink-3:#8A8A82;
  --on-deep:#EDEDE8;
  --line:#C7C5BD;
}

:root{
  --en:'Cormorant Garamond',Georgia,serif;
  --tc:'Noto Serif TC',serif;
  --tcs:'Noto Sans TC',sans-serif;
  --e:cubic-bezier(.22,.61,.36,1);
  --pad:clamp(20px,5vw,80px);
}

html{scroll-behavior:smooth}
body{
  font-family:var(--tc);background:var(--bg);color:var(--ink);
  line-height:1.85;letter-spacing:.04em;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  transition:background .6s var(--e),color .6s var(--e);
}
/* 紙質感（貼在 body 背景，不做 fixed 全螢幕疊層，避免每幀重新合成） */
body{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{max-width:1440px;margin:0 auto;padding:0 var(--pad)}

/* ============ 區塊標題：超大 serif 英文破格 + 小中文 ============ */
.head{position:relative;margin-bottom:clamp(46px,6vw,96px)}
.head .en{
  font-family:var(--en);font-weight:400;
  font-size:clamp(38px,5vw,82px);line-height:1;
  letter-spacing:.03em;display:block;
  margin-left:-.03em;
  white-space:nowrap;
}
.head .en.two{white-space:normal;max-width:11ch}
.head .zh{
  font-size:clamp(14px,1.15vw,17px);letter-spacing:.42em;
  color:var(--ink-2);margin-top:14px;display:inline-block;
}
.head .lead{
  margin-top:20px;max-width:46ch;font-size:clamp(14px,1.05vw,16px);
  color:var(--ink-2);line-height:2.15;letter-spacing:.05em;
}
/* 標題上方細長線 */
.head .rule{display:block;width:min(38vw,420px);height:1px;background:var(--line);margin-bottom:clamp(24px,3vw,46px)}

/* 深色段落裡的字色 */
.on-deep{color:var(--on-deep)}
.on-deep .head .zh,.on-deep .head .lead{color:rgba(255,255,255,.62)}
.on-deep .head .rule{background:rgba(255,255,255,.28)}

/* ============ 細線膠囊按鈕 + 長箭頭 ============ */
.pill{
  display:inline-flex;align-items:center;gap:26px;
  border:1px solid var(--line);border-radius:999px;background:none;
  padding:17px 34px;font-family:var(--tc);font-size:14.5px;letter-spacing:.16em;
  color:inherit;cursor:pointer;position:relative;overflow:hidden;
  transition:color .5s var(--e),border-color .5s var(--e);
}
.pill i{position:relative;display:block;width:52px;height:1px;background:currentColor;opacity:.7;flex:none}
.pill i::after{
  content:'';position:absolute;right:0;top:-3px;width:7px;height:7px;
  border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg);
}
.pill i,.pill span{position:relative;z-index:2;transition:transform .55s var(--e)}
.pill::before{
  content:'';position:absolute;inset:0;background:var(--ink);z-index:1;
  transform:translateY(101%);transition:transform .55s var(--e);
}
.pill:hover{color:var(--bg);border-color:var(--ink)}
.pill:hover::before{transform:translateY(0)}
.pill:hover i{transform:translateX(9px)}
.on-deep .pill{border-color:rgba(255,255,255,.35)}
.on-deep .pill::before{background:var(--on-deep)}
.on-deep .pill:hover{color:var(--deep);border-color:var(--on-deep)}
.pill.acc::before{background:var(--acc)}
.pill.acc:hover{color:#fff;border-color:var(--acc)}

/* ============ 直排文字 ============ */
.vert{writing-mode:vertical-rl;text-orientation:upright;letter-spacing:.28em;line-height:2}
.vert.mix{text-orientation:mixed}

/* 細框直排標籤（臨摹大茗商品標） */
.vtag{
  writing-mode:vertical-rl;text-orientation:upright;
  border:1px solid var(--line);padding:20px 11px;font-size:13px;
  letter-spacing:.3em;color:var(--ink-2);position:relative;
}
.vtag::before,.vtag::after{
  content:'';position:absolute;left:50%;width:3px;height:3px;border-radius:50%;
  background:var(--ink-3);transform:translateX(-50%);
}
.vtag::before{top:-7px}
.vtag::after{bottom:-7px}

/* ============ 有機色塊（blob） ============ */
/* 網頁截圖是方的，色塊就跟著方 —— 靠錯位疊放製造層次，不靠圓弧 */
.blob{transition:transform .8s var(--e)}

/* ============ 裝飾性外文（背景紋理） ============ */
.deco-jp{
  position:absolute;font-family:var(--tc);pointer-events:none;user-select:none;
  color:var(--ink);opacity:.055;white-space:nowrap;letter-spacing:.22em;
  font-size:clamp(30px,4.6vw,74px);font-weight:300;
}
.on-deep .deco-jp{color:#fff;opacity:.05}
.deco-arc{position:absolute;pointer-events:none;user-select:none;opacity:.16}
.deco-arc text{font-family:var(--tc);font-size:15px;letter-spacing:.34em;fill:var(--ink)}
.on-deep .deco-arc text{fill:#fff}

/* ============ 進場動畫 ============ */
.rv{opacity:0;transform:translateY(38px);transition:opacity 1s var(--e),transform 1.15s var(--e)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.11s}.rv.d2{transition-delay:.22s}
.rv.d3{transition-delay:.33s}.rv.d4{transition-delay:.44s}
/* 標題逐字 */
.split span{display:inline-block;opacity:0;transform:translateY(.42em) rotate(2.5deg);
  transition:opacity .8s var(--e),transform .9s var(--e)}
.split.in span{opacity:1;transform:none}

/* ============ 頁首 ============ */
.hd{
  position:fixed;top:0;left:0;right:0;z-index:900;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--pad);color:#fff;
  transition:color .5s var(--e),background .5s var(--e),padding .5s var(--e);
}
.hd.light{color:var(--ink);background:var(--bg);padding-top:15px;padding-bottom:15px;
  box-shadow:0 1px 0 var(--line)}
.hd .logo{font-family:var(--en);font-size:25px;letter-spacing:.16em}
.hd nav{display:flex;gap:clamp(18px,2.4vw,40px);font-size:14px;letter-spacing:.14em}
.hd nav a{opacity:.82;transition:opacity .35s}
.hd nav a:hover{opacity:1}
@media(max-width:820px){.hd nav{display:none}}

/* 配色切換器（demo 用） */
.swap{
  position:fixed;right:16px;top:74px;z-index:1000;display:flex;gap:8px;
  background:#fff;
  border:1px solid var(--line);border-radius:999px;padding:7px;
  box-shadow:0 6px 26px rgba(0,0,0,.09);
}
.swap button{
  border:0;border-radius:999px;padding:9px 17px;cursor:pointer;
  font-family:var(--tcs);font-size:12.5px;letter-spacing:.09em;
  background:none;color:#333;transition:background .35s,color .35s;
}
.swap button.on{background:#1D222A;color:#fff}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;background:var(--deep);color:var(--on-deep);
  display:flex;align-items:center;padding:120px 0 200px;overflow:hidden;
}
.hero .deco-jp.h1{top:12%;right:-2%;opacity:.07}
.hero .deco-jp.h2{bottom:26%;left:-3%;opacity:.055}

.hero-in{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(18px,3vw,54px);align-items:center;width:100%}

/* 左：超大 serif 英文 */
.hero-l{position:relative}
.hero-l .en{
  font-family:var(--en);font-weight:400;font-size:clamp(44px,5.6vw,98px);
  line-height:.98;letter-spacing:.025em;margin-left:-.03em;
}
.hero-l .en em{font-style:italic;color:var(--warm)}
.hero-l .sub{
  margin-top:34px;max-width:34ch;font-size:clamp(14px,1.02vw,16px);
  line-height:2.2;color:rgba(255,255,255,.66);letter-spacing:.05em;
}
.hero-l .acts{margin-top:44px;display:flex;gap:14px;flex-wrap:wrap}

/* 中：直排中文標語 */
.hero-c{display:flex;gap:clamp(14px,1.6vw,26px);align-items:flex-start;height:clamp(300px,42vw,480px)}
.hero-c p{
  writing-mode:vertical-rl;text-orientation:upright;letter-spacing:.34em;
  font-size:clamp(15px,1.28vw,20px);line-height:2.05;color:rgba(255,255,255,.86);
}
.hero-c p.dim{color:rgba(255,255,255,.4);font-size:clamp(12px,1vw,14.5px);letter-spacing:.26em}

/* 右：有機色塊 + 作品縮圖 */
.hero-r{position:relative;height:clamp(340px,44vw,540px)}
.hero-r .shot{
  position:absolute;overflow:hidden;background:var(--warm);
  box-shadow:0 30px 70px rgba(0,0,0,.26);
}
.hero-r .shot img{width:100%;height:100%;object-fit:cover;transition:transform 1.3s var(--e)}
.hero-r .shot:hover img{transform:scale(1.06)}
.hero-r .s1{width:66%;height:70%;top:6%;right:2%;z-index:3}
.hero-r .s2{width:46%;height:44%;bottom:2%;left:2%;z-index:2}
.hero-r .blob-bg{position:absolute;width:54%;height:60%;top:16%;left:8%;background:var(--warm);opacity:.85;z-index:1}
.hero-r .ring{
  position:absolute;top:-3%;left:16%;width:132px;height:132px;border:1px solid rgba(255,255,255,.3);
  border-radius:50%;z-index:4;display:grid;place-items:center;
}
.hero-r .ring svg{width:100%;height:100%;animation:spin 22s linear infinite}
.hero-r .ring text{font-family:var(--en);font-size:12.5px;letter-spacing:.26em;fill:rgba(255,255,255,.72)}
@keyframes spin{to{transform:rotate(360deg)}}

/* 底部弧形切割 */
.curve{position:absolute;left:-6%;right:-6%;bottom:-1px;height:clamp(70px,9vw,150px);
  background:var(--bg);border-radius:50% 50% 0 0/100% 100% 0 0;z-index:5}

/* SCROLL 提示 */
.scroll-hint{
  position:absolute;bottom:clamp(78px,10vw,168px);left:50%;transform:translateX(-50%);
  z-index:6;text-align:center;font-family:var(--en);font-size:12.5px;letter-spacing:.34em;
  color:rgba(255,255,255,.6);
}
.scroll-hint::after{
  content:'';display:block;width:1px;height:52px;margin:14px auto 0;
  background:linear-gradient(rgba(255,255,255,.55),transparent);
  animation:drop 2.1s var(--e) infinite;transform-origin:top;
}
@keyframes drop{0%{transform:scaleY(0)}42%{transform:scaleY(1)}100%{transform:scaleY(0);transform-origin:bottom}}

@media(max-width:1080px){
  .hero-in{grid-template-columns:1fr;gap:38px}
  .hero-c{height:auto;flex-direction:row;justify-content:flex-start}
  .hero-r{height:min(78vw,420px)}
}

/* ============================================================
   方案與費用
   ============================================================ */
.plans{position:relative;padding:clamp(90px,11vw,180px) 0 clamp(80px,10vw,150px);overflow:hidden}
.plans .deco-jp.p1{top:6%;right:-4%}

.plan-row{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3.6vw,68px)}
.plan{position:relative;display:flex;flex-direction:column}

/* 編號 + 細線，取代原本的弧形排字 */
.plan .no{
  display:flex;align-items:center;gap:16px;margin-bottom:22px;
  font-family:var(--en);font-size:15px;letter-spacing:.18em;color:var(--ink-3);
}
.plan .no::after{content:'';flex:1;height:1px;background:var(--line)}

/* 色塊與截圖錯位疊放 */
.plan .disc{position:relative;aspect-ratio:4/3.15}
.plan .disc .fill{position:absolute;left:0;top:0;width:74%;height:84%;
  transition:transform .9s var(--e)}
.plan:nth-child(1) .disc .fill{background:var(--deep)}
.plan:nth-child(2) .disc .fill{background:var(--deep-2)}
.plan:nth-child(3) .disc .fill{background:var(--warm)}
.plan .disc img{
  position:absolute;right:0;bottom:0;width:80%;
  border:1px solid rgba(0,0,0,.08);box-shadow:0 16px 38px rgba(20,24,32,.17);
  transition:transform .9s var(--e);
}
.plan:hover .disc img{transform:translate(-6px,-6px)}
.plan:hover .disc .fill{transform:translate(6px,6px)}

.plan .badge{
  position:absolute;z-index:6;top:-14px;right:0;
  border:1px solid var(--ink);background:var(--bg);
  padding:7px 15px;font-size:12px;letter-spacing:.16em;color:var(--ink);line-height:1.5;
}
.plan .nm{margin-top:30px;font-size:clamp(16px,1.28vw,19px);letter-spacing:.14em}
.plan .price{
  font-family:var(--en);font-weight:400;font-size:clamp(34px,3.6vw,58px);
  line-height:1;margin-top:10px;letter-spacing:.02em;
}
.plan .price small{font-family:var(--tc);font-size:13.5px;letter-spacing:.16em;color:var(--ink-2);
  margin-left:9px;white-space:nowrap}
.plan .hash{margin:14px 0 auto;font-size:12.5px;letter-spacing:.08em;color:var(--ink-3);line-height:2}
.plan .go{margin-top:26px;align-self:flex-start}
.plan-note{margin-top:clamp(46px,5vw,78px);text-align:center;font-size:14px;color:var(--ink-2);letter-spacing:.06em}

@media(max-width:900px){.plan-row{grid-template-columns:1fr;gap:64px}}

/* ============================================================
   4 大保障（深色段 + 直排編號）
   ============================================================ */
.gua{position:relative;background:var(--deep);color:var(--on-deep);
  padding:clamp(96px,12vw,190px) 0;overflow:hidden}
.gua .deco-jp.g1{bottom:8%;left:-3%}
.gua-in{display:grid;grid-template-columns:auto 1fr;gap:clamp(28px,5vw,96px);align-items:start}
.gua-side{display:flex;gap:18px;align-items:flex-start}
.gua-side .en{
  font-family:var(--en);font-weight:300;font-size:clamp(34px,4.4vw,68px);
  line-height:1;writing-mode:vertical-rl;letter-spacing:.1em;white-space:nowrap;
}
.gua-side .zh{writing-mode:vertical-rl;text-orientation:upright;letter-spacing:.42em;
  font-size:14px;color:rgba(255,255,255,.55);margin-top:8px}

.gua-list{display:grid;gap:0}
.gua-item{
  display:grid;grid-template-columns:auto 1fr;gap:clamp(20px,3vw,54px);
  padding:clamp(26px,3.2vw,46px) 0;border-top:1px solid rgba(255,255,255,.15);
  transition:padding-left .6s var(--e);
}
.gua-item:last-child{border-bottom:1px solid rgba(255,255,255,.15)}
.gua-item:hover{padding-left:clamp(8px,1.6vw,26px)}
.gua-item .n{font-family:var(--en);font-size:clamp(30px,3.4vw,54px);font-weight:300;
  line-height:1;color:var(--acc);transition:transform .7s var(--e)}
.gua-item:hover .n{transform:translateY(-5px)}
.gua-item h3{font-size:clamp(17px,1.42vw,22px);font-weight:500;letter-spacing:.1em;margin-bottom:11px}
.gua-item p{font-size:14.5px;line-height:2.15;color:rgba(255,255,255,.62);letter-spacing:.04em;max-width:62ch}
@media(max-width:860px){
  .gua-in{grid-template-columns:1fr}
  .gua-side{flex-direction:row}
  .gua-side .en,.gua-side .zh{writing-mode:horizontal-tb;text-orientation:mixed}
  .gua-side .zh{margin-top:0;align-self:flex-end;padding-bottom:12px}
}

/* ============================================================
   作品（有機色塊 + 弧形排字 + 編號進度）
   ============================================================ */
.works{position:relative;padding:clamp(90px,11vw,180px) 0;overflow:hidden}
.works .deco-jp.w1{top:14%;left:-2%}
.work-row{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3.4vw,58px)}
.work{position:relative;display:block}
.work .no{
  display:flex;align-items:center;gap:16px;margin-bottom:20px;
  font-family:var(--en);font-size:15px;letter-spacing:.18em;color:var(--ink-3);
}
.work .no::after{content:'';flex:1;height:1px;background:var(--line)}
.work .frame{position:relative;aspect-ratio:4/3.15}
.work .frame .fill{position:absolute;left:0;top:0;width:74%;height:84%;transition:transform .9s var(--e)}
.work:nth-child(1) .frame .fill{background:var(--deep)}
.work:nth-child(2) .frame .fill{background:var(--warm)}
.work:nth-child(3) .frame .fill{background:var(--deep-2)}
.work .frame img{position:absolute;right:0;bottom:0;width:80%;
  border:1px solid rgba(0,0,0,.08);box-shadow:0 16px 38px rgba(20,24,32,.17);
  transition:transform .9s var(--e)}
.work:hover .frame img{transform:translate(-6px,-6px)}
.work:hover .frame .fill{transform:translate(6px,6px)}
.work .nm{margin-top:26px;font-size:clamp(16px,1.3vw,19px);letter-spacing:.12em;
  display:flex;align-items:center;justify-content:space-between;gap:12px}
.work .nm i{display:block;width:30px;height:1px;background:var(--ink);position:relative;
  opacity:0;transform:translateX(-8px);transition:opacity .5s var(--e),transform .55s var(--e)}
.work .nm i::after{content:'';position:absolute;right:0;top:-3px;width:6px;height:6px;
  border-top:1px solid var(--ink);border-right:1px solid var(--ink);transform:rotate(45deg)}
.work:hover .nm i{opacity:1;transform:none}
.work .tg{margin-top:8px;font-size:12.5px;letter-spacing:.14em;color:var(--ink-3)}

.work-bar{margin-top:clamp(44px,5vw,76px);display:flex;align-items:center;justify-content:center;gap:26px}
.work-bar .ln{width:min(42vw,420px);height:1px;background:var(--line);position:relative}
.work-bar .ln::after{content:'';position:absolute;left:0;top:0;width:38%;height:1px;background:var(--ink)}
.work-bar .cnt{font-family:var(--en);font-size:30px;font-weight:300}
.work-bar .cnt small{font-size:15px;color:var(--ink-3);margin-left:5px}
@media(max-width:900px){.work-row{grid-template-columns:1fr;gap:70px}}

/* ============================================================
   CTA（磚紅/珊瑚整段）
   ============================================================ */
.cta{position:relative;background:var(--deep-2);color:#fff;overflow:hidden;
  padding:clamp(96px,12vw,180px) 0}
.cta .deco-jp{color:#fff;opacity:.09;top:12%;right:-3%}
.cta-in{display:grid;grid-template-columns:1fr auto;gap:clamp(28px,5vw,80px);align-items:center}
.cta .en{font-family:var(--en);font-weight:400;font-size:clamp(38px,4.6vw,78px);line-height:1;margin-left:-.03em}
.cta .zh{margin-top:20px;font-size:clamp(14px,1.05vw,16.5px);letter-spacing:.1em;color:rgba(255,255,255,.82);max-width:44ch;line-height:2.1}
.cta .pill{border-color:rgba(255,255,255,.5);color:#fff}
.cta .pill::before{background:#fff}
.cta .pill:hover{color:var(--deep-2);border-color:#fff}
@media(max-width:860px){.cta-in{grid-template-columns:1fr}}

/* 頁尾 */
.ft{background:var(--deep);color:rgba(255,255,255,.6);padding:56px 0;font-size:13px;letter-spacing:.1em}
.ft .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}