/* 電器行雲端版介紹頁(cloud.html) */
.cx{--cx-teal:#10b4a8;--cx-cyan:#13bdd0;--cx-ink:#153153;--cx-muted:#60758d;--cx-line:#dbe7ee}
.cx > section{max-width:1120px;margin:22px auto;border-radius:24px;padding:64px 40px;position:relative;overflow:hidden}
.cx .eyebrow{font-size:12px;font-weight:800;letter-spacing:3px;color:#27d3c6;margin-bottom:14px;display:block}

/* 主視覺 */
.cx-hero{color:#fff;background:radial-gradient(ellipse at 90% 12%,#0d5867 0,transparent 46%),linear-gradient(120deg,#091d37,#112e54)}
.cx-hero:after{content:"";position:absolute;right:-170px;bottom:-300px;width:650px;height:650px;border:1px solid #5bd9e544;border-radius:50%;box-shadow:0 0 0 65px #5bd9e50a,0 0 0 130px #5bd9e50a;pointer-events:none}
.cx-hero .crumb{margin-bottom:22px;position:relative;z-index:1}
.cx-hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center;position:relative;z-index:1}
.cx-hero h1{font-size:clamp(30px,4vw,46px);line-height:1.28;letter-spacing:1px;margin:0 0 22px;color:#fff}
.cx-hero h1 strong{color:#37d8cf}
.cx-lead{color:#d6e8fa;font-size:17px;max-width:640px}
.cx-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

.cx-visual{position:relative;min-height:300px;display:flex;align-items:center;justify-content:center}
.cx-screen{background:#f9fcff;border:9px solid #1f456a;border-radius:15px;width:min(100%,380px);box-shadow:0 28px 55px #001529a1;transform:rotate(-3deg);padding:16px;color:#36516a}
.cx-dots{display:flex;gap:6px;margin-bottom:14px}
.cx-dots i{width:7px;height:7px;background:#c1d2e0;border-radius:50%}
.cx-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.cx-metrics span{display:block;background:#e9f2f7;padding:12px 4px;border-radius:7px;text-align:center;font-size:12px}
.cx-metrics svg{display:block;width:22px;height:22px;margin:0 auto 4px;color:#0d8e88}
.cx-chart{display:flex;align-items:end;gap:9px;height:108px;padding:12px 12px 0;background:#eef6fa;border-radius:8px}
.cx-chart i{display:block;flex:1;border-radius:4px 4px 0 0;background:linear-gradient(#19c0b0,#078f9a)}
.cx-float{position:absolute;right:-2%;bottom:6%;background:#fff;color:#0d3754;border-radius:14px;padding:12px 16px;box-shadow:0 15px 40px #001b395c;font-weight:800;display:flex;align-items:center;gap:10px}
.cx-float svg{width:28px;height:28px;color:var(--cx-teal);flex:none}
.cx-float small{display:block;color:#748ca2;font-weight:500;font-size:12px}

/* 標題 */
.cx-head{text-align:center;margin-bottom:38px}
.cx-head .eyebrow{color:#009c9b}
.cx-head h2{font-size:clamp(26px,3vw,34px);margin:4px 0 10px;color:var(--cx-ink)}
.cx-head h2:after{content:"";display:block;width:48px;height:4px;border-radius:2px;background:var(--cx-teal);margin:12px auto 0}
.cx-head p{color:var(--cx-muted);margin:0 auto;max-width:720px}

/* 六大特色 */
.cx-feat{background:#f4f9fc}
.cx-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cx-card{background:#fff;border:1px solid var(--cx-line);border-radius:18px;padding:28px 24px;box-shadow:0 8px 27px #183e5608;transition:transform .2s,box-shadow .2s}
.cx-card:hover{transform:translateY(-4px);box-shadow:0 15px 34px #183e5618}
.cx-ico{width:64px;height:64px;border-radius:18px;background:linear-gradient(145deg,#d9fbf3,#dcecff);display:grid;place-items:center;color:#0a8aa5;margin-bottom:18px;box-shadow:inset 0 0 0 1px #ffffffaa,0 6px 14px #13bdd022}
.cx-ico svg{width:34px;height:34px}
.cx-card h3{font-size:21px;margin:0 0 8px;color:var(--cx-ink)}
.cx-card p{margin:0;color:var(--cx-muted);font-size:15px;line-height:1.7}
.cx-tag{display:inline-block;color:#c52d2d;background:#fff0ed;padding:1px 9px;border-radius:999px;font-size:13px;font-weight:800;vertical-align:2px;margin-left:4px}
.cx-card.opt{border-color:#b6e7e3}
.cx-warn{display:block;margin-top:8px;color:#c52d2d;font-size:13px;font-weight:700}
.cx-note{font-size:13px;color:#6b7f93;text-align:center;margin:22px 0 0}

/* 使用優勢 */
.cx-adv{background:#fff;border:1px solid var(--cx-line)}
.cx-adv-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.cx-adv h2{font-size:clamp(26px,3vw,33px);margin:0 0 14px;color:var(--cx-ink);line-height:1.35}
.cx-adv p{color:var(--cx-muted)}
.cx-adv .eyebrow{color:#009c9b}
.cx-steps{display:grid;gap:12px}
.cx-step{background:#f1f7fb;border-radius:14px;padding:16px 18px;display:flex;align-items:center;gap:15px;color:var(--cx-ink)}
.cx-step b{background:linear-gradient(135deg,#10b4a8,#0c8fa6);color:#fff;border-radius:10px;padding:7px 12px;font-size:15px;flex:none}
.cx-step svg{width:26px;height:26px;color:#0a8aa5;margin-left:auto;flex:none}

/* 洽詢 */
.cx-cta{background:linear-gradient(110deg,#0a2443,#0b515d);color:#fff;text-align:center}
.cx-cta h2{font-size:clamp(24px,3vw,32px);margin:0 0 10px;color:#fff}
.cx-cta p{color:#d5eef1;margin:0 auto 24px;max-width:700px}
.cx-cta .cx-actions{justify-content:center;margin-top:0}
.cx-cta .tel{display:block;margin-top:18px;color:#bed9dd;font-size:14px}

@media(max-width:800px){
  .cx > section{padding:44px 22px}
  .cx-hero-grid,.cx-adv-grid{grid-template-columns:1fr}
  .cx-visual{max-width:440px;margin:0 auto;min-height:270px}
  .cx-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .cx-grid{grid-template-columns:1fr}
  .cx-float{right:0}
}
.cx-link{color:#0a7f94;font-weight:700;text-decoration:underline;text-underline-offset:4px}
.cx-link:hover{color:#10b4a8}
.cx-hero h1 .ci{width:1.25em;height:1.25em;vertical-align:-.25em;margin-right:4px}
/* 字級統一 */
.cx-card p,.cx-card.opt p{font-size:16.5px;line-height:1.8}
.cx-note{font-size:15px}
.cx-cta .tel{font-size:16px}
.cx .eyebrow,.cx-head .eyebrow{font-size:13.5px}