*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#111111;
  --ink2:#4a4a4a;
  --ink3:#888888;
  --paper:#ffffff;
  --paper2:#fafafa;
  --paper3:#e8e8e8;
  --gold:#555555;
  --serif:'Playfair Display','Noto Serif TC',serif;
  --sans:'DM Sans',sans-serif;
}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;overflow-x:hidden}

nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,0.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--paper3);padding:0 6%;display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:0.02em;color:var(--ink)}
.nav-links{display:flex;gap:2rem;list-style:none}
.nav-links a{font-size:13px;color:var(--ink2);text-decoration:none;letter-spacing:0.03em;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{background:var(--ink);color:var(--paper);font-size:13px;padding:9px 22px;border:none;cursor:pointer;letter-spacing:0.06em;font-family:var(--sans);transition:opacity .2s;text-decoration:none;display:inline-block}
.nav-cta:hover{opacity:.8;color:var(--paper)}

.btn-primary{display:inline-block;background:var(--ink);color:var(--paper);font-size:13px;padding:14px 32px;letter-spacing:0.08em;text-decoration:none;cursor:pointer;border:1px solid var(--ink);font-family:var(--sans);transition:all .2s}
.btn-primary:hover{background:transparent;color:var(--ink)}
.btn-ghost{display:inline-block;background:transparent;color:var(--ink);font-size:13px;padding:14px 32px;letter-spacing:0.08em;text-decoration:none;cursor:pointer;border:1px solid var(--paper3);font-family:var(--sans);transition:border-color .2s}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}

.img-placeholder{background:var(--paper3);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden}
.img-placeholder img{width:100%;height:100%;object-fit:cover;display:block;position:absolute;top:0;left:0}
.img-placeholder-label{font-size:11px;letter-spacing:0.12em;text-transform:uppercase;color:var(--ink3);z-index:1;background:rgba(245,242,237,0.9);padding:6px 14px;pointer-events:none}
.img-placeholder-size{font-size:10px;color:var(--ink3);z-index:1;opacity:.6}

/* HERO */
#hero{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;padding-top:64px;background:var(--paper)}
.hero-left{padding:80px 6% 80px 6%;display:flex;flex-direction:column;justify-content:center}
.hero-eyebrow{font-size:11px;letter-spacing:0.18em;color:var(--gold);text-transform:uppercase;margin-bottom:2.5rem;display:flex;align-items:center;gap:12px}
.hero-eyebrow::before{content:'';display:inline-block;width:28px;height:1px;background:var(--gold)}
.hero-title{font-family:var(--serif);font-size:clamp(3rem,5vw,5rem);font-weight:400;line-height:1.08;letter-spacing:-0.02em;margin-bottom:2.5rem;color:var(--ink)}
.hero-title em{font-style:italic;color:var(--ink3)}
.hero-sub{font-size:17px;color:var(--ink2);line-height:1.9;max-width:520px;margin-bottom:3rem}
.hero-actions{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.hero-image{position:relative}
.hero-image .img-placeholder{width:100%;height:100%;min-height:100vh}

/* 角色條 */
#roles-strip{background:var(--ink);display:grid;grid-template-columns:repeat(3,1fr)}
.rs-col{padding:2.5rem 3rem;border-right:1px solid rgba(255,255,255,.1);transition:background .3s;cursor:default}
.rs-col:last-child{border-right:none}
.rs-col:hover{background:rgba(255,255,255,.05)}
.rs-num{font-size:11px;letter-spacing:0.14em;color:var(--gold);text-transform:uppercase;margin-bottom:1rem;display:flex;align-items:center;gap:10px}
.rs-num::before{content:'';display:inline-block;width:16px;height:1px;background:var(--gold)}
.rs-title{font-family:var(--serif);font-size:1.25rem;font-weight:400;color:var(--paper);margin-bottom:.6rem;line-height:1.3}
.rs-action{font-size:13px;color:var(--gold);letter-spacing:0.04em;margin-bottom:1rem;font-style:italic}
.rs-desc{font-size:14px;color:rgba(255,255,255,.55);line-height:1.8}

/* PAIN */
#pain{background:var(--paper2);padding:120px 6%}
.s-label{font-size:11px;letter-spacing:0.16em;color:var(--ink3);text-transform:uppercase;margin-bottom:2rem}
h2.s-title{font-family:var(--serif);font-size:clamp(2rem,3.5vw,3rem);font-weight:400;line-height:1.2;color:var(--ink);margin-bottom:1.5rem}
.s-sub{font-size:16px;color:var(--ink2);line-height:1.9;max-width:600px}
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:6%;align-items:start;margin-top:5rem}
.pain-items{display:flex;flex-direction:column}
.pain-item{padding:2rem 0;border-bottom:1px solid var(--paper3);display:grid;grid-template-columns:48px 1fr;gap:1rem;align-items:start}
.pain-item:first-child{border-top:1px solid var(--paper3)}
.pain-n{font-family:var(--serif);font-size:2.5rem;color:var(--paper3);line-height:1}
.pain-text{font-size:16px;color:var(--ink);line-height:1.7;padding-top:.4rem}
.pain-divider{width:48px;height:1px;background:var(--gold);margin:2rem 0}
.pain-right p{font-size:16px;color:var(--ink2);line-height:1.9;margin-bottom:1.2rem}

/* NETWORK */
#network{background:var(--paper);padding:120px 6%}
.net-head{display:grid;grid-template-columns:1fr 1fr;gap:6%;margin-bottom:5rem;align-items:end}
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--paper3)}
.compare-col{padding:3rem}
.compare-col:first-child{border-right:1px solid var(--paper3)}
.compare-col.alt{background:var(--ink)}
.compare-col-label{font-size:11px;letter-spacing:0.12em;text-transform:uppercase;margin-bottom:2rem;color:var(--ink3)}
.compare-col.alt .compare-col-label{color:rgba(255,255,255,.4)}
.compare-list{list-style:none;display:flex;flex-direction:column;gap:1.2rem}
.compare-list li{font-size:15px;color:var(--ink2);padding-left:1.5rem;position:relative;line-height:1.6}
.compare-list li::before{content:'';position:absolute;left:0;top:10px;width:6px;height:1px;background:var(--ink3)}
.compare-col.alt .compare-list li{color:rgba(255,255,255,.7)}
.compare-col.alt .compare-list li::before{background:var(--gold)}

/* MODULE */
#module{background:var(--paper2);padding:120px 6%}
.module-2col{display:grid;grid-template-columns:1fr 1fr;gap:6%;align-items:stretch}
.module-left .s-label{margin-bottom:1.5rem}
.module-right{overflow:hidden}
.module-right img{width:100%;height:100%;object-fit:cover;display:block;min-height:560px}

.mp-vlist{margin-top:2.5rem;display:flex;flex-direction:column}
.mp-vitem{display:flex;align-items:flex-start;gap:1.2rem;padding-bottom:1.4rem;position:relative;cursor:default}
.mp-vitem:not(:last-child)::before{content:'';position:absolute;left:14px;top:30px;bottom:0;width:1px;background:var(--paper3);transition:background .25s}
.mp-vitem:hover:not(:last-child)::before{background:var(--gold)}
.mp-vdot{width:30px;height:30px;border:1px solid var(--paper3);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;letter-spacing:0.04em;color:var(--ink3);flex-shrink:0;background:var(--paper);position:relative;z-index:1;transition:all .25s ease}
.mp-vresult .mp-vdot{background:var(--ink);border-color:var(--ink);color:var(--paper);font-size:8px}
.mp-vitem:not(.mp-vresult):hover .mp-vdot{background:var(--gold);border-color:var(--gold);color:#fff;transform:scale(1.18);box-shadow:0 0 0 5px rgba(184,150,62,0.15)}
.mp-vtext{font-size:15px;color:var(--ink);padding-top:5px;line-height:1.4;transition:transform .25s ease,color .25s ease}
.mp-vitem:not(.mp-vresult):hover .mp-vtext{transform:translateX(5px);color:var(--gold)}
.mp-vresult .mp-vtext{font-weight:600}
.mp-note{font-size:13px;color:var(--ink3);line-height:1.7;margin-top:1.5rem}

/* ORDER */
#order{background:var(--paper);padding:120px 6%}
.order-head{display:grid;grid-template-columns:1fr 1fr;gap:6%;margin-bottom:5rem;align-items:end}
.order-tree{border:1px solid var(--paper3);overflow:hidden}
.ot-top{background:var(--ink);color:var(--paper);padding:2rem 2.5rem;display:flex;justify-content:space-between;align-items:center}
.ot-top-label{font-size:11px;letter-spacing:0.1em;text-transform:uppercase;opacity:.5;margin-bottom:.4rem}
.ot-top-title{font-size:18px;font-family:var(--serif);font-weight:400}
.ot-top-tag{font-size:11px;letter-spacing:0.08em;border:1px solid rgba(255,255,255,.3);padding:4px 12px;text-transform:uppercase;color:rgba(255,255,255,.6)}
.ot-arrow{text-align:center;padding:1.2rem;font-size:12px;letter-spacing:0.1em;color:var(--ink3);text-transform:uppercase;background:var(--paper2);border-bottom:1px solid var(--paper3);border-top:1px solid var(--paper3)}
.ot-mid{padding:2rem 2.5rem;border-bottom:1px solid var(--paper3)}
.ot-mid-label{font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink3);margin-bottom:.4rem}
.ot-mid-title{font-size:16px;font-weight:500}
.ot-children{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--paper3)}
.ot-child{background:var(--paper);padding:1.5rem}
.ot-child-label{font-size:10px;letter-spacing:0.08em;color:var(--ink3);text-transform:uppercase;margin-bottom:.4rem}
.ot-child-name{font-size:13px;font-weight:500}
.ot-note{padding:1.5rem 2.5rem;background:var(--paper2);font-size:13px;color:var(--ink3);line-height:1.8;border-top:1px solid var(--paper3)}

/* PRICING */
#pricing{background:var(--paper2);padding:120px 6%}
.pricing-head{max-width:700px;margin-bottom:5rem}
.pricing-table{border:1px solid var(--paper3);overflow:hidden}
.pt-header{display:grid;grid-template-columns:180px 1fr 1fr;background:var(--ink);color:var(--paper)}
.pt-row{display:grid;grid-template-columns:180px 1fr 1fr;border-top:1px solid var(--paper3)}
.pt-cell{padding:1.6rem 2rem;border-right:1px solid var(--paper3)}
.pt-header .pt-cell{border-right-color:rgba(255,255,255,.15)}
.pt-cell:last-child{border-right:none}
.pt-role{font-size:11px;letter-spacing:0.1em;text-transform:uppercase;margin-bottom:.3rem}
.pt-header .pt-role{color:rgba(255,255,255,.4)}
.pt-val{font-size:15px;color:var(--ink);line-height:1.7}
.pt-header .pt-val{color:rgba(255,255,255,.85);font-size:13px}
.pt-badge{display:inline-block;font-size:10px;letter-spacing:0.08em;padding:3px 10px;background:var(--paper2);color:var(--ink3);margin-top:.5rem;text-transform:uppercase}

/* TRUST */
#trust{background:var(--paper);padding:120px 6%}
.trust-head{max-width:700px;margin-bottom:5rem}
.trust-tagline{font-size:17px;color:var(--ink2);margin:.6rem 0 1.2rem;letter-spacing:0.02em}
.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--paper3)}
.trust-item{background:var(--paper);padding:3rem;display:flex;gap:2rem;align-items:start}
.trust-n{font-family:var(--serif);font-size:3rem;color:var(--paper2);line-height:1;flex-shrink:0;width:3rem;text-align:center}
.trust-body h3{font-size:15px;font-weight:500;margin-bottom:.75rem}
.trust-body p{font-size:14px;color:var(--ink2);line-height:1.85}

/* ROLES DETAIL */
#roles-detail{background:var(--paper2);padding:120px 6%}
.roles-head{max-width:700px;margin-bottom:5rem}
.roles-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--paper3);overflow:hidden}
.role-box{border-right:1px solid var(--paper3);overflow:hidden;transition:background .3s}
.role-box:last-child{border-right:none}
.role-box:hover{background:var(--paper)}
.role-img{height:220px;position:relative}
.role-img .img-placeholder{width:100%;height:100%}
.role-content{padding:2.5rem}
.role-idx{font-size:11px;letter-spacing:0.12em;color:var(--ink3);text-transform:uppercase;margin-bottom:1.2rem}
.role-box h3{font-size:17px;font-weight:500;margin-bottom:1rem;color:var(--ink)}
.role-box p{font-size:14px;color:var(--ink2);line-height:1.85;margin-bottom:2rem}
.role-link{font-size:12px;letter-spacing:0.08em;color:var(--ink);text-decoration:none;text-transform:uppercase;border-bottom:1px solid var(--ink);padding-bottom:2px}

/* EARLY */
#early{background:var(--ink);padding:0}
.early-grid{display:grid;grid-template-columns:1fr 1fr;min-height:600px}
.early-image .img-placeholder{width:100%;height:100%;min-height:600px}
.early-content{padding:80px 6%;display:flex;flex-direction:column;justify-content:center}
.early-eyebrow{font-size:11px;letter-spacing:0.18em;color:var(--gold);text-transform:uppercase;margin-bottom:2rem;display:flex;align-items:center;gap:12px}
.early-eyebrow::before{content:'';display:inline-block;width:28px;height:1px;background:var(--gold)}
.early-title{font-family:var(--serif);font-size:clamp(2rem,3.5vw,3rem);font-weight:400;line-height:1.2;color:var(--paper);margin-bottom:1.5rem}
.early-desc{font-size:16px;color:rgba(255,255,255,.55);line-height:1.9;margin-bottom:3rem}
.early-pts{display:flex;flex-direction:column}
.early-pt{padding:1.5rem 0;border-bottom:1px solid rgba(255,255,255,.1)}
.early-pt:first-child{border-top:1px solid rgba(255,255,255,.1)}
.early-pt p{font-size:15px;color:rgba(255,255,255,.65);line-height:1.75}

/* CTA */
#cta{padding:140px 6%;text-align:center;background:var(--paper2)}
.cta-inner{max-width:680px;margin:0 auto}
.cta-inner h2{font-family:var(--serif);font-size:clamp(2rem,4vw,3.2rem);font-weight:400;margin-bottom:1.5rem}
.cta-inner p{font-size:17px;color:var(--ink2);line-height:1.9;margin-bottom:3rem}
.cta-actions{display:flex;gap:1rem;justify-content:center}

footer{padding:2.5rem 6%;border-top:1px solid var(--paper3);display:flex;justify-content:space-between;align-items:center;background:var(--paper)}
.footer-copy{font-size:12px;color:var(--ink3)}
.footer-links{display:flex;gap:2rem}
.footer-links a{font-size:12px;color:var(--ink3);text-decoration:none}
.footer-links a:hover{color:var(--ink)}

.fade-in{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:none}

/* Responsive */
@media(max-width:1024px){
  #hero{grid-template-columns:1fr}
  .hero-image{display:none}
  #roles-strip{grid-template-columns:1fr}
  .rs-col{border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .pain-grid{grid-template-columns:1fr}
  .net-head{grid-template-columns:1fr}
  .module-2col{grid-template-columns:1fr}
  .module-right{display:none}
  .order-head{grid-template-columns:1fr}
  .ot-children{grid-template-columns:repeat(2,1fr)}
  .roles-grid{grid-template-columns:1fr}
  .role-box{border-right:none;border-bottom:1px solid var(--paper3)}
  .early-grid{grid-template-columns:1fr}
  .early-image{display:none}
  .compare-wrap{grid-template-columns:1fr}
  .compare-col:first-child{border-right:none;border-bottom:1px solid var(--paper3)}
  .pt-header,.pt-row{grid-template-columns:120px 1fr}
  .pt-cell:last-child{display:none}
}
@media(max-width:640px){
  #pain,#network,#module,#order,#pricing,#trust,#roles-detail{padding:80px 5%}
  .hero-left{padding:60px 5%}
  nav{padding:0 5%}
  .nav-links{display:none}
  .trust-grid{grid-template-columns:1fr}
  .ot-children{grid-template-columns:1fr 1fr}
}