/* ============ ESUN 依尚實業 · 墨金編輯感設計系統 ============ */
:root{
  --bg:#0b0a08;
  --bg-2:#14110c;
  --panel:#171310;
  --line:rgba(216,196,158,.15);
  --line-strong:rgba(216,196,158,.34);
  --txt:#f4eee1;
  --muted:#a89e8a;
  --gold:#d3a95c;
  --gold-2:#f1dcab;
  --bronze:#9a7434;
  --grad:linear-gradient(100deg,#f1dcab 0%,#d3a95c 48%,#a97e3f 100%);
  --shadow:0 24px 64px rgba(0,0,0,.55);
  --r:6px;
  --header-h:76px;
  --font-body:"Manrope","Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-display:"Fraunces","Noto Serif TC","Songti TC","PMingLiU",serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--txt);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body:not(.en) .lang-en{display:none}
body.en .lang-tc{display:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:min(1160px,92%);margin:0 auto}
::selection{background:rgba(211,169,92,.4);color:#171207}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#2c251a;border-radius:6px;border:2px solid var(--bg)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ---------- 氛圍底：暖暈 + 髮絲網格 + 顆粒 ---------- */
.bg-scene{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1100px 540px at 88% -12%,rgba(211,169,92,.09),transparent 62%),
    radial-gradient(900px 500px at -12% 34%,rgba(122,92,44,.07),transparent 60%),
    var(--bg);
}
.bg-grid{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(216,196,158,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(216,196,158,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 92% 72% at 50% 0%,#000 18%,transparent 76%);
  -webkit-mask-image:radial-gradient(ellipse 92% 72% at 50% 0%,#000 18%,transparent 76%);
}
body::after{content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size:240px 240px;
}

/* ---------- Header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);
  transition:background .4s,box-shadow .4s,border-color .4s;border-bottom:1px solid transparent}
.site-header.is-scrolled{background:rgba(11,10,8,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line);box-shadow:0 10px 34px rgba(0,0,0,.4)}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}
.brand img{width:38px;height:38px}
.brand-name{display:flex;flex-direction:column;line-height:1.3}
.brand-name .cn{font-family:var(--font-display);font-weight:700;font-size:17.5px;letter-spacing:.14em}
.brand-name .en-full{font-size:9.5px;letter-spacing:.24em;color:var(--muted);text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav>a{position:relative;padding:9px 14px;font-size:14px;letter-spacing:.08em;color:var(--muted);transition:color .3s}
.main-nav>a:hover{color:var(--gold-2)}
.main-nav>a::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:1px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .35s}
.main-nav>a:hover::after,.main-nav>a.active::after{transform:scaleX(1)}
.main-nav>a.active{color:var(--txt)}
.lang-switch{display:flex;margin-left:12px;border:1px solid var(--line-strong);border-radius:2px;padding:3px;gap:2px}
.lang-switch button{border:0;background:transparent;color:var(--muted);font:600 12px var(--font-body);letter-spacing:.08em;padding:4px 12px;border-radius:2px;cursor:pointer;transition:.3s}
.lang-switch button.on{background:var(--grad);color:#171207}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:22px;height:1.5px;background:var(--gold-2);border-radius:2px;transition:.3s}

/* ---------- 通用 section ---------- */
.section{padding:104px 0;position:relative}
.section.alt{background:linear-gradient(180deg,transparent,rgba(23,19,16,.55) 16%,rgba(23,19,16,.55) 84%,transparent)}
.section-head{max-width:780px;margin:0 auto 60px;text-align:center}
.section-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.32em;color:var(--gold);text-transform:uppercase;border:1px solid rgba(211,169,92,.35);padding:7px 18px 7px 14px;border-radius:2px;margin-bottom:22px}
.section-eyebrow::before{content:"";width:6px;height:6px;background:var(--gold);transform:rotate(45deg)}
.section-head h2{font-family:var(--font-display);font-size:clamp(28px,4vw,42px);line-height:1.3;font-weight:900;letter-spacing:.01em}
h1 em,h2 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head p{color:var(--muted);margin-top:16px;font-size:15.5px}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:max(700px,100svh);display:flex;align-items:center;padding:calc(var(--header-h) + 56px) 0 104px;overflow:hidden}
.hero::before{content:"ESUN";position:absolute;right:-2%;bottom:-9%;z-index:0;font-family:var(--font-display);font-weight:900;font-size:clamp(180px,26vw,400px);line-height:1;letter-spacing:-.03em;color:transparent;-webkit-text-stroke:1px rgba(211,169,92,.11);pointer-events:none;user-select:none}
.hero::after{content:"依尚實業 · 立足香港";position:absolute;right:5%;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;font-size:12px;letter-spacing:.62em;color:rgba(211,169,92,.55);border-left:1px solid var(--line);padding-left:16px;pointer-events:none}
.hero-orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;pointer-events:none;animation:orbFloat 18s ease-in-out infinite}
.hero-orb.o1{width:560px;height:560px;background:radial-gradient(circle,rgba(211,169,92,.17),transparent 65%);top:-160px;right:-140px}
.hero-orb.o2{width:480px;height:480px;background:radial-gradient(circle,rgba(122,92,44,.14),transparent 65%);bottom:-180px;left:-160px;animation-delay:-6s}
.hero-orb.o3{width:300px;height:300px;background:radial-gradient(circle,rgba(241,220,171,.10),transparent 65%);top:36%;left:54%;animation-delay:-11s}
@keyframes orbFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(36px,-26px) scale(1.06)}66%{transform:translate(-26px,22px) scale(.96)}}
.hero-inner{position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:12.5px;letter-spacing:.3em;color:var(--gold);margin-bottom:30px}
.hero-eyebrow::before{content:"";width:44px;height:1px;background:var(--grad)}
.hero h1{font-family:var(--font-display);font-size:clamp(40px,6.2vw,78px);font-weight:900;line-height:1.18;letter-spacing:.015em}
.hero .sub{max-width:620px;color:var(--muted);font-size:clamp(15px,1.5vw,17px);margin:28px 0 40px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-meta{display:flex;gap:44px;flex-wrap:wrap;margin-top:70px;padding-top:30px;border-top:1px solid var(--line)}
.hero-meta div{font-size:12.5px;color:var(--muted);letter-spacing:.06em}
.hero-meta strong{display:block;font-family:var(--font-display);font-size:19px;font-weight:700;color:var(--gold-2);letter-spacing:.05em}
.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:22px;height:36px;border:1.5px solid var(--line-strong);border-radius:12px;z-index:2}
.scroll-hint::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:3px;background:var(--gold);animation:wheel 1.9s ease-in-out infinite}
@keyframes wheel{0%{opacity:1;transform:translateY(0)}70%{opacity:0;transform:translateY(12px)}100%{opacity:0}}

/* 載入動畫 */
.fade-item{opacity:0;transform:translateY(28px);animation:fadeUp 1s cubic-bezier(.22,.7,.3,1) forwards}
.d1{animation-delay:.1s}.d2{animation-delay:.26s}.d3{animation-delay:.42s}.d4{animation-delay:.58s}.d5{animation-delay:.8s}
@keyframes fadeUp{to{opacity:1;transform:none}}

/* ---------- 按鈕 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 32px;border-radius:2px;font:600 14px var(--font-body);letter-spacing:.14em;cursor:pointer;transition:transform .35s,box-shadow .35s,border-color .35s,color .35s;border:0}
.btn-primary{background:var(--grad);color:#171207;box-shadow:0 10px 30px rgba(211,169,92,.22)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 42px rgba(211,169,92,.36)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2);transform:translateY(-3px)}

/* ---------- Marquee ---------- */
.marquee{border-block:1px solid var(--line);background:rgba(23,19,16,.5);overflow:hidden;padding:17px 0;
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:60px;width:max-content;animation:marquee 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{display:flex;align-items:center;gap:60px;font-size:12.5px;letter-spacing:.3em;color:var(--muted);white-space:nowrap;text-transform:uppercase}
.marquee-track i{font-style:normal;color:var(--gold)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- 統計 ---------- */
.stats-strip{padding:88px 0}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-item{position:relative;padding:32px 26px;border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(170deg,#181410,#100d09);overflow:hidden;transition:transform .4s,border-color .4s}
.stat-item:hover{transform:translateY(-6px);border-color:rgba(211,169,92,.45)}
.stat-item::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);opacity:0;transition:opacity .4s}
.stat-item:hover::before{opacity:1}
.stat-num{font-family:var(--font-display);font-size:clamp(36px,3.6vw,48px);font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.15}
.stat-num em{font-style:italic;font-size:.55em}
.stat-label{font-weight:700;margin:8px 0 6px;font-size:15px;letter-spacing:.04em}
.stat-desc{font-size:12.5px;color:var(--muted);line-height:1.75}

/* ---------- 卡片 ---------- */
.cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cards-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.cards-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.cards-grid.cols-5{grid-template-columns:repeat(5,1fr)}
.card{position:relative;padding:34px 28px;border-radius:var(--r);border:1px solid var(--line);background:linear-gradient(175deg,#181410,#100d09);overflow:hidden;transition:transform .4s,border-color .4s,box-shadow .4s}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.card::after{content:"";position:absolute;inset:0;background:radial-gradient(420px 200px at 20% -10%,rgba(211,169,92,.09),transparent 60%);opacity:0;transition:opacity .45s;pointer-events:none}
.card:hover{transform:translateY(-7px);border-color:rgba(211,169,92,.4);box-shadow:var(--shadow)}
.card:hover::before{transform:scaleX(1)}
.card:hover::after{opacity:1}
.card .icon{width:50px;height:50px;border-radius:4px;display:grid;place-items:center;background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.32);margin-bottom:22px;transition:transform .4s}
.card:hover .icon{transform:rotate(45deg)}
.card .icon svg{width:24px;height:24px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform .4s}
.card:hover .icon svg{transform:rotate(-45deg)}
.card h3{font-family:var(--font-display);font-size:18.5px;margin-bottom:12px;font-weight:700;letter-spacing:.02em}
.card p{font-size:13.5px;color:var(--muted)}
.card-tag{display:inline-block;font-size:10.5px;letter-spacing:.2em;color:var(--gold);border:1px solid rgba(211,169,92,.35);border-radius:2px;padding:3px 12px;margin-bottom:16px;text-transform:uppercase}
.card-link{display:inline-flex;margin-top:18px;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--gold);transition:gap .3s,color .3s;gap:6px}
.card-link:hover{gap:12px;color:var(--gold-2)}

/* ---------- 路線圖 ---------- */
.roadmap{position:relative;max-width:860px;margin:0 auto;padding-left:36px}
.roadmap::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:1px;background:linear-gradient(180deg,var(--gold-2),var(--gold) 50%,transparent)}
.road-item{position:relative;padding:0 0 50px 30px}
.road-item:last-child{padding-bottom:0}
.road-item::before{content:"";position:absolute;left:-32px;top:7px;width:11px;height:11px;background:var(--bg);border:2px solid var(--gold);transform:rotate(45deg);box-shadow:0 0 0 5px rgba(211,169,92,.12),0 0 18px rgba(211,169,92,.5)}
.road-phase{font-size:11.5px;letter-spacing:.3em;color:var(--gold);font-weight:700}
.road-item h3{font-family:var(--font-display);font-size:21px;margin:8px 0 10px;font-weight:700}
.road-item p{color:var(--muted);font-size:14.5px;max-width:640px}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.split h2{font-family:var(--font-display);font-size:clamp(26px,3.4vw,38px);font-weight:900;line-height:1.35;margin-bottom:18px}
.split .lead{color:var(--muted);margin-bottom:26px;font-size:15px}
.feature-list li{display:flex;gap:16px;padding:15px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.feature-list li:last-child{border-bottom:0}
.feature-list .dot{flex-shrink:0;width:7px;height:7px;margin-top:10px;background:var(--gold);transform:rotate(45deg);box-shadow:0 0 12px rgba(211,169,92,.6)}
.visual-panel{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.visual-panel img{width:100%;height:100%;object-fit:cover;filter:saturate(.82) contrast(1.06) sepia(.12);transition:transform 6s ease,filter 1s}
.visual-panel:hover img{transform:scale(1.07);filter:saturate(1) contrast(1.05) sepia(0)}
.visual-panel .vp-overlay{position:absolute;inset:0;background:linear-gradient(200deg,rgba(11,10,8,.05),rgba(11,10,8,.82));display:flex;align-items:flex-end;padding:28px}
.vp-overlay .vp-text{font-family:var(--font-display);font-size:16px;font-weight:700;letter-spacing:.14em;color:var(--gold-2)}

/* ---------- CTA ---------- */
.cta-band{position:relative;text-align:center;padding:68px 40px;border-radius:var(--r);overflow:hidden;border:1px solid rgba(211,169,92,.35);background:linear-gradient(140deg,rgba(211,169,92,.08),rgba(122,92,44,.1) 55%,rgba(241,220,171,.06))}
.cta-band::before{content:"";position:absolute;inset:-2px;border-radius:var(--r);background:var(--grad);z-index:-1;opacity:.16;filter:blur(34px)}
.cta-band h2{font-family:var(--font-display);font-size:clamp(24px,3vw,34px);font-weight:900;margin-bottom:12px}
.cta-band p{color:var(--muted);margin-bottom:32px}

/* ---------- 子頁 hero ---------- */
.page-hero{position:relative;padding:calc(var(--header-h) + 92px) 0 80px;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero .hero-orb{opacity:.4}
.page-hero h1{font-family:var(--font-display);font-size:clamp(34px,4.6vw,56px);font-weight:900;line-height:1.25}
.page-hero .crumb{font-size:11.5px;letter-spacing:.34em;color:var(--muted);margin-bottom:20px;display:block;text-transform:uppercase}
.page-hero p.lead{max-width:680px;color:var(--muted);margin-top:20px;font-size:15.5px}

/* ---------- 服務頁 ---------- */
.service-block{display:grid;grid-template-columns:auto 1fr;gap:38px;padding:48px 0;border-top:1px solid var(--line)}
.service-block:first-of-type{border-top:0}
.sb-num{font-family:var(--font-display);font-style:italic;font-size:clamp(42px,5vw,62px);font-weight:600;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;opacity:.95}
.service-block h3{font-family:var(--font-display);font-size:24px;font-weight:700;margin-bottom:10px}
.service-block>p{color:var(--muted);max-width:720px;margin-bottom:22px;font-size:14.5px}
.sb-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 30px;max-width:760px}
.sb-list li{display:flex;gap:12px;font-size:14px;color:var(--muted)}
.sb-list li::before{content:"";flex-shrink:0;width:6px;height:6px;background:var(--gold);transform:rotate(45deg);margin-top:10px}

/* ---------- 案例 ---------- */
.case-card{padding:36px 32px;border-radius:var(--r);border:1px solid var(--line);background:linear-gradient(175deg,#181410,#100d09);transition:transform .4s,border-color .4s;position:relative;overflow:hidden}
.case-card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.case-card:hover{transform:translateY(-7px);border-color:rgba(211,169,92,.42);box-shadow:var(--shadow)}
.case-card:hover::before{transform:scaleX(1)}
.case-card .cc-type{font-size:10.5px;letter-spacing:.22em;color:var(--gold);border:1px solid rgba(211,169,92,.4);border-radius:2px;padding:4px 13px;display:inline-block;margin-bottom:18px;text-transform:uppercase}
.case-card h3{font-family:var(--font-display);font-size:18.5px;font-weight:700;margin-bottom:12px}
.case-card p{font-size:13.5px;color:var(--muted)}
.cc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.cc-tags span{font-size:11.5px;letter-spacing:.06em;color:var(--gold-2);background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.28);border-radius:2px;padding:3px 11px}
.case-note{margin-top:36px;font-size:12.5px;color:var(--muted);text-align:center}

/* ---------- 團隊 ---------- */
.team-card{padding:32px 28px;border-radius:var(--r);border:1px solid var(--line);background:linear-gradient(175deg,#181410,#100d09);transition:transform .4s,border-color .4s}
.team-card:hover{transform:translateY(-6px);border-color:rgba(211,169,92,.42)}
.team-card .icon{width:48px;height:48px;border-radius:4px;display:grid;place-items:center;background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.32);margin-bottom:18px}
.team-card .icon svg{width:22px;height:22px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.team-card h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:10px}
.team-card p{font-size:13.5px;color:var(--muted)}
.dna-strip{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:44px}
.dna-strip span{font-size:13px;letter-spacing:.1em;padding:9px 22px;border-radius:2px;border:1px solid var(--line-strong);color:var(--muted);transition:.35s}
.dna-strip span:hover{border-color:var(--gold);color:var(--gold-2);transform:translateY(-3px)}
.job-card{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:26px 30px;border:1px solid var(--line);border-radius:var(--r);margin-bottom:14px;background:rgba(23,19,16,.55);transition:.35s}
.job-card:hover{border-color:rgba(211,169,92,.45);transform:translateX(6px)}
.job-card h4{font-family:var(--font-display);font-size:17px;font-weight:700}
.job-card .job-meta{font-size:12.5px;color:var(--muted);margin-top:4px;letter-spacing:.06em}
.job-card a{flex-shrink:0;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--gold)}
.job-card a:hover{color:var(--gold-2)}

/* ---------- 聯繫 ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.info-card{display:flex;gap:18px;align-items:flex-start;padding:24px;border:1px solid var(--line);border-radius:var(--r);background:rgba(23,19,16,.55);margin-bottom:14px;transition:.35s}
.info-card:hover{border-color:rgba(211,169,92,.42);transform:translateY(-4px)}
.info-card .icon{flex-shrink:0;width:44px;height:44px;border-radius:4px;display:grid;place-items:center;background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.32)}
.info-card .icon svg{width:20px;height:20px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.info-card h4{font-size:14.5px;font-weight:700;margin-bottom:4px;letter-spacing:.04em}
.info-card p,.info-card a{font-size:13.5px;color:var(--muted)}
.info-card a:hover{color:var(--gold-2)}
.contact-form{padding:40px;border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(175deg,#181410,#100d09)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form label{display:block;font-size:12px;color:var(--muted);margin:20px 0 8px;letter-spacing:.14em;text-transform:uppercase}
.contact-form input,.contact-form textarea{width:100%;background:rgba(11,10,8,.6);border:1px solid var(--line-strong);border-radius:2px;padding:13px 16px;color:var(--txt);font:400 14px var(--font-body);transition:border-color .3s,box-shadow .3s;outline:none}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(211,169,92,.14)}
.contact-form textarea{min-height:130px;resize:vertical}
.contact-form .btn{margin-top:26px;width:100%;justify-content:center}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:#0d0b08;padding:74px 0 0;margin-top:40px}
.footer-main{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:44px;padding-bottom:56px}
.footer-brand img{width:42px;height:42px;margin-bottom:18px}
.footer-brand p{font-size:13px;color:var(--muted)}
.footer-col h4{font-size:12px;letter-spacing:.26em;margin-bottom:20px;color:var(--gold);text-transform:uppercase}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13px;color:var(--muted);transition:.3s}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-col .addr{font-size:13px;color:var(--muted);line-height:2}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);letter-spacing:.04em}


/* ---------- 滾動入場 ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.22,.7,.3,1),transform .9s cubic-bezier(.22,.7,.3,1)}
.reveal.is-visible{opacity:1;transform:none}

/* ============================================================
   ESUN · 增強動效與交互組件
   均由 JS 注入或漸進增強；無 JS 時內容照常可見
   ============================================================ */

/* ---------- 開場 Loading 墨幕 ---------- */
.es-preloader{position:fixed;inset:0;z-index:9999;background:var(--bg);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:26px}
.es-preloader.done{animation:esPreOut .85s cubic-bezier(.76,0,.24,1) forwards}
@keyframes esPreOut{to{transform:translateY(-101%)}}
.es-pre-logo{width:min(340px,66vw);height:auto;overflow:visible}
.es-pre-logo text{font-family:var(--font-display);font-weight:900;font-size:62px;letter-spacing:.1em;fill:rgba(211,169,92,0);stroke:var(--gold);stroke-width:1;stroke-dasharray:520;stroke-dashoffset:520;animation:esDraw 1.7s cubic-bezier(.6,0,.3,1) forwards}
@keyframes esDraw{60%{fill:rgba(211,169,92,0)}100%{stroke-dashoffset:0;fill:rgba(211,169,92,.1)}}
.es-pre-bar{width:min(220px,52vw);height:1px;background:rgba(211,169,92,.16);position:relative;overflow:hidden}
.es-pre-bar::after{content:"";position:absolute;inset:0;background:var(--grad);transform:scaleX(0);transform-origin:left;animation:esPreBar 1.85s cubic-bezier(.65,0,.35,1) forwards}
@keyframes esPreBar{to{transform:scaleX(1)}}
.es-pre-tag{font-size:10px;letter-spacing:.52em;color:var(--muted);text-transform:uppercase}

/* ---------- Hero 粒子星座 ---------- */
.es-particles{position:absolute;inset:0;z-index:1;pointer-events:none}
.page-hero .container{position:relative;z-index:2}

/* ---------- 標題逐字入場 + 掃光 ---------- */
.es-char-parent{animation:none !important;opacity:1 !important;transform:none !important}
.char{display:inline-block;opacity:0;transform:translateY(.55em);animation:charIn .72s cubic-bezier(.22,.7,.3,1) forwards}
@keyframes charIn{to{opacity:1;transform:none}}
.es-shine{background-image:linear-gradient(100deg,#a97e3f 0%,#d3a95c 26%,#fff4dc 46%,#d3a95c 66%,#a97e3f 100%) !important;background-size:220% 100% !important;-webkit-background-clip:text;background-clip:text;color:transparent;animation:esShine 6s ease-in-out infinite}
.char.es-shine{animation:charIn .72s cubic-bezier(.22,.7,.3,1) forwards,esShine 6s ease-in-out infinite}
@keyframes esShine{0%,100%{background-position:115% 0}50%{background-position:-15% 0}}

/* ---------- 頂部滾動進度條 ---------- */
.es-progress{position:fixed;top:0;left:0;height:2px;width:100%;z-index:120;pointer-events:none}
.es-progress i{display:block;height:100%;width:100%;background:var(--grad);transform:scaleX(0);transform-origin:left;box-shadow:0 0 12px rgba(211,169,92,.55)}

/* ---------- 章節指示點 ---------- */
.es-dots{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:95;display:flex;flex-direction:column;gap:15px}
.es-dots button{width:10px;height:10px;border-radius:50%;border:1px solid var(--line-strong);background:transparent;cursor:pointer;padding:0;transition:.35s}
.es-dots button span{position:absolute;right:20px;top:50%;transform:translateY(-50%) translateX(6px);white-space:nowrap;font-size:11px;letter-spacing:.1em;color:var(--gold-2);background:rgba(11,10,8,.92);border:1px solid var(--line);padding:3px 10px;border-radius:2px;opacity:0;pointer-events:none;transition:.3s}
.es-dots button{position:relative}
.es-dots button:hover span{opacity:1;transform:translateY(-50%) translateX(0)}
.es-dots button.on{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 4px rgba(211,169,92,.14)}

/* ---------- 自定義金色圓環光標 ---------- */
.has-cursor,.has-cursor a,.has-cursor button,.has-cursor .case-card,.has-cursor [data-tilt]{cursor:none}
.es-cursor{position:fixed;top:0;left:0;z-index:9998;pointer-events:none;border-radius:50%;border:1.5px solid var(--gold);width:32px;height:32px;margin:-16px 0 0 -16px;transition:width .28s,height .28s,margin .28s,background .28s,border-color .28s;will-change:transform}
.es-cursor-dot{position:fixed;top:0;left:0;z-index:9998;pointer-events:none;width:5px;height:5px;margin:-2.5px 0 0 -2.5px;border-radius:50%;background:var(--gold-2);will-change:transform}
.es-cursor.link{width:54px;height:54px;margin:-27px 0 0 -27px;background:rgba(211,169,92,.1);border-color:var(--gold-2)}
.es-cursor.text{width:2px;height:24px;margin:-12px 0 0 -1px;border-radius:1px;background:var(--gold-2);border-color:transparent}

/* ---------- 頁面切換墨幕 ---------- */
.es-transition{position:fixed;inset:0;z-index:9997;pointer-events:none;display:flex}
.es-transition span{flex:1;background:var(--bg-2);transform:scaleY(0);transform-origin:bottom}
.es-transition .es-tline{position:absolute;top:50%;left:0;right:0;height:1px;background:var(--grad);transform:scaleX(0);flex:none;box-shadow:0 0 18px rgba(211,169,92,.7)}
.es-transition.in span{animation:esCurtainIn .5s cubic-bezier(.76,0,.24,1) forwards}
.es-transition.in span:nth-child(2){animation-delay:.05s}.es-transition.in span:nth-child(3){animation-delay:.1s}
.es-transition.in span:nth-child(4){animation-delay:.15s}.es-transition.in span:nth-child(5){animation-delay:.2s}
.es-transition.in .es-tline{animation:esTline .75s .08s cubic-bezier(.76,0,.24,1) forwards}
.es-transition.out span{transform-origin:top;animation:esCurtainOut .55s cubic-bezier(.76,0,.24,1) forwards}
.es-transition.out span:nth-child(2){animation-delay:.05s}.es-transition.out span:nth-child(3){animation-delay:.1s}
.es-transition.out span:nth-child(4){animation-delay:.15s}.es-transition.out span:nth-child(5){animation-delay:.2s}
@keyframes esCurtainIn{to{transform:scaleY(1)}}
@keyframes esCurtainOut{from{transform:scaleY(1)}to{transform:scaleY(0)}}
@keyframes esTline{0%{transform:scaleX(0)}45%{transform:scaleX(1)}100%{transform:scaleX(0)}}

/* ---------- 合作流程生長時間軸 ---------- */
.proc-wrap{position:relative;max-width:900px;margin:0 auto}
.proc-line{position:absolute;left:26px;top:8px;bottom:8px;width:2px;background:rgba(211,169,92,.13)}
.proc-line i{position:absolute;inset:0;background:var(--grad);transform:scaleY(0);transform-origin:top;transition:transform 1.5s cubic-bezier(.5,0,.2,1);box-shadow:0 0 16px rgba(211,169,92,.45)}
.proc-wrap.grow .proc-line i{transform:scaleY(1)}
.proc-step{position:relative;padding:0 0 46px 78px}
.proc-wrap.js-proc .proc-step{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.7,.3,1),transform .7s cubic-bezier(.22,.7,.3,1)}
.proc-wrap.js-proc .proc-step.in{opacity:1;transform:none}
.proc-step:last-child{padding-bottom:0}
.proc-node{position:absolute;left:14px;top:2px;width:26px;height:26px;border-radius:50%;background:var(--bg);border:2px solid var(--line-strong);display:grid;place-items:center;transition:.5s}
.proc-node::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--line-strong);transition:.5s}
.proc-step.in .proc-node{border-color:var(--gold);box-shadow:0 0 0 5px rgba(211,169,92,.1),0 0 20px rgba(211,169,92,.5)}
.proc-step.in .proc-node::after{background:var(--gold)}
.proc-k{font-family:var(--font-display);font-style:italic;font-size:13px;letter-spacing:.18em;color:var(--gold);opacity:.9}
.proc-step h3{font-family:var(--font-display);font-size:20px;font-weight:700;margin:4px 0 8px}
.proc-step p{color:var(--muted);font-size:14px;max-width:620px}

/* ---------- 案例懸停圖像預覽 ---------- */
.es-preview{position:fixed;top:0;left:0;z-index:9996;pointer-events:none;width:300px;height:212px;margin:-106px 0 0 -150px;border-radius:var(--r);overflow:hidden;border:1px solid rgba(211,169,92,.4);box-shadow:var(--shadow);opacity:0;transform:scale(.85) rotate(-5deg);transition:opacity .38s,transform .5s cubic-bezier(.22,.7,.3,1);will-change:transform}
.es-preview.on{opacity:1;transform:scale(1) rotate(-5deg)}
.es-preview img{width:100%;height:100%;object-fit:cover;filter:saturate(.9) contrast(1.06)}
.es-preview::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,transparent 40%,rgba(11,10,8,.4))}

/* ---------- FAQ 手風琴 ---------- */
.faq-list{max-width:820px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:none;border:0;cursor:pointer;padding:25px 6px;text-align:left;font-family:var(--font-display);font-size:17px;font-weight:700;color:var(--txt);transition:color .3s}
.faq-q:hover{color:var(--gold-2)}
.faq-ic{flex-shrink:0;width:26px;height:26px;border:1px solid var(--line-strong);border-radius:50%;display:grid;place-items:center;position:relative;transition:.45s}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:var(--gold);transition:.45s}
.faq-ic::before{width:11px;height:1.5px}
.faq-ic::after{width:1.5px;height:11px}
.faq-item.open .faq-ic{transform:rotate(135deg);border-color:var(--gold);background:rgba(211,169,92,.08)}
.faq-a{overflow:hidden}
.js-faq .faq-a{max-height:0;transition:max-height .5s cubic-bezier(.4,0,.2,1)}
.faq-a div{padding:0 6px 25px;color:var(--muted);font-size:14.5px;max-width:720px}

/* ---------- 團隊卡片 3D 翻轉 ---------- */
.team-flip{perspective:1200px}
.tf-inner{position:relative;width:100%;min-height:248px;transition:transform .85s cubic-bezier(.4,.2,.2,1);transform-style:preserve-3d}
.team-flip:hover .tf-inner,.team-flip.flipped .tf-inner{transform:rotateY(180deg)}
.tf-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:var(--r);border:1px solid var(--line);background:linear-gradient(175deg,#181410,#100d09);padding:32px 28px;display:flex;flex-direction:column}
.tf-back{transform:rotateY(180deg);border-color:rgba(211,169,92,.42);background:linear-gradient(175deg,#1d1710,#120e09);justify-content:center}
.tf-face .icon{width:48px;height:48px;border-radius:4px;display:grid;place-items:center;background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.32);margin-bottom:18px}
.tf-face .icon svg{width:22px;height:22px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tf-face h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:10px}
.tf-face p{font-size:13.5px;color:var(--muted)}
.tf-hint{font-size:10.5px;letter-spacing:.24em;color:var(--gold);text-transform:uppercase;margin-bottom:14px}
.tf-tags{display:flex;flex-wrap:wrap;gap:8px}
.tf-tags span{font-size:11.5px;color:var(--gold-2);background:rgba(211,169,92,.07);border:1px solid rgba(211,169,92,.28);border-radius:2px;padding:3px 11px}
.tf-note{margin-top:16px;font-size:11px;color:var(--muted);letter-spacing:.08em}

/* ---------- 新組件響應式 ---------- */
@media (max-width:1100px){.es-dots{display:none}}
@media (max-width:760px){
  .proc-step{padding-left:60px}
  .proc-line{left:20px}.proc-node{left:8px}
  .es-preview{display:none}
}
@media (hover:none),(pointer:coarse){
  .es-cursor,.es-cursor-dot,.es-preview{display:none}
  .has-cursor,.has-cursor a,.has-cursor button,.has-cursor .case-card,.has-cursor [data-tilt]{cursor:auto}
}

/* ---------- 無障礙：減少動態（新組件） ---------- */
@media (prefers-reduced-motion:reduce){
  .es-preloader,.es-cursor,.es-cursor-dot,.es-transition,.es-preview,.es-particles{display:none !important}
  .char{opacity:1;transform:none;animation:none}
  .es-shine{animation:none}
  .proc-step{opacity:1;transform:none}
  .proc-line i{transform:scaleY(1)}
  .tf-inner{transition:none}
  .faq-a{transition:none}
}

/* ---------- 響應式 ---------- */
@media (max-width:1100px){.hero::after{display:none}}
@media (max-width:1024px){
  .cards-grid{grid-template-columns:repeat(2,1fr)}
  .cards-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .cards-grid.cols-5{grid-template-columns:repeat(3,1fr)}
  .stats-inner{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:44px}
  .contact-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:var(--header-h);left:0;right:0;flex-direction:column;align-items:stretch;background:rgba(11,10,8,.97);backdrop-filter:blur(18px);padding:18px 5%;gap:4px;border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;pointer-events:none;transition:.35s}
  .main-nav.open{transform:none;opacity:1;pointer-events:auto}
  .main-nav>a{padding:13px 10px;font-size:16px}
  .main-nav>a::after{display:none}
  .lang-switch{margin:12px 0 6px;align-self:flex-start}
  .nav-toggle.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
  .cards-grid,.cards-grid.cols-2,.cards-grid.cols-3,.cards-grid.cols-5,.stats-inner{grid-template-columns:1fr}
  .sb-list{grid-template-columns:1fr}
  .service-block{grid-template-columns:1fr;gap:14px}
  .form-row{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr}
  .section{padding:76px 0}
  .hero::before{font-size:150px;bottom:-4%}
  .hero-meta{gap:26px}
}

/* ---------- 無障礙：減少動態 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .fade-item,.reveal{opacity:1;transform:none}
}