:root{--bg:#080d12;--panel:#111923;--line:#263442;--text:#eef5fa;--muted:#8d9cab;--cyan:#39d6c7;--red:#ff6470;--amber:#ffca6a}*{box-sizing:border-box}body.operator-body{margin:0;background:var(--bg);color:var(--text);font:15px -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh;padding-bottom:78px}.mobile-header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:calc(14px + env(safe-area-inset-top)) 18px 14px;background:rgba(8,13,18,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.mobile-header>div:last-child{text-align:right}.mobile-header button{display:block;margin:4px 0 0 auto;padding:0;border:0;background:none;color:var(--muted)}.mobile-brand{font-size:19px;font-weight:900;letter-spacing:.08em}.mobile-brand span{color:var(--cyan)}.mobile-brand small{display:block;color:var(--muted);font-size:9px;margin-top:3px}.operator-main{max-width:680px;margin:auto;padding:16px}.hero-scale{display:flex;justify-content:space-between;align-items:center;padding:22px;background:linear-gradient(145deg,#14242b,#101821);border:1px solid #287d73;border-radius:18px;box-shadow:0 14px 35px rgba(0,0,0,.28)}.hero-scale>div{display:grid;gap:5px}.hero-scale small,.mobile-section small{color:var(--muted);letter-spacing:.08em}.hero-scale strong{font-size:42px;line-height:1}.hero-scale span{color:var(--muted)}.hero-scale b,.section-title>span{padding:7px 9px;border:1px solid #287d73;border-radius:999px;color:var(--cyan);font-size:10px}.hero-scale.offline{border-color:#73343b}.hero-scale.offline b{border-color:#73343b;color:var(--red)}.hero-scale.unstable{border-color:#765c2b}.hero-scale.unstable b{border-color:#765c2b;color:var(--amber)}.mobile-section{margin-top:16px;padding:17px;background:var(--panel);border:1px solid var(--line);border-radius:16px}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.section-title h2{font-size:17px;margin:0}.mobile-empty{padding:24px 10px;text-align:center;color:var(--muted)}.mobile-card{display:grid;grid-template-columns:74px 1fr;gap:12px;padding:12px 0;border-top:1px solid var(--line);color:var(--text);text-decoration:none}.mobile-card:first-child{border-top:0}.mobile-card img{width:74px;height:58px;object-fit:cover;border-radius:8px;background:#05080b}.mobile-card>span{display:grid;align-content:center;gap:3px;min-width:0}.mobile-card strong{font-size:17px}.mobile-card em,.mobile-card small{font-style:normal;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.weighing-card{display:grid;gap:12px}.plate-pair{display:grid;grid-template-columns:1fr 1fr;gap:9px}.plate-pair div,.visit-item,.device-pill{padding:11px;background:#0b1118;border-radius:10px}.plate-pair strong{display:block;margin-top:4px;font-size:18px}.weighing-card a{display:block;padding:13px;text-align:center;background:#12332e;color:var(--cyan);border:1px solid #287d73;border-radius:10px;text-decoration:none}.visit-item{display:flex;justify-content:space-between;gap:8px;margin-top:8px}.mobile-devices{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.device-pill{display:grid;gap:4px}.device-pill.good strong{color:var(--cyan)}.device-pill.bad strong{color:var(--red)}.mobile-nav{position:fixed;z-index:25;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(3,1fr);padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:rgba(11,16,22,.97);border-top:1px solid var(--line);backdrop-filter:blur(14px)}.mobile-nav a{text-align:center;padding:11px 4px;color:var(--muted);text-decoration:none;font-size:12px}.mobile-nav a.active{color:var(--cyan)}.login-card{max-width:390px;margin:15vh auto 0;padding:28px}.login-card h1{font-size:30px;margin:28px 0 8px}.login-card p{color:var(--muted);line-height:1.5}.login-card input,.login-card button{width:100%;padding:15px;border-radius:11px;font-size:17px}.login-card input{margin:15px 0 10px;color:var(--text);background:var(--panel);border:1px solid var(--line)}.login-card button{color:#06231f;background:var(--cyan);border:0;font-weight:800}.warning,#login-message{color:var(--red)!important}@media(min-width:700px){.mobile-nav{left:50%;width:680px;transform:translateX(-50%);border:1px solid var(--line);border-bottom:0;border-radius:16px 16px 0 0}}