:root {
    --primary:#00424f; --primary-light:#115b6a; --primary-glow:#0ea5c0;
    --surface:#f0f4f8; --card:#fff; --on-surface:#1a1f25; --dim:#5a6a75;
    --error:#dc2626; --success:#16a34a; --border:#e2e8f0;
    --radius:12px; --shadow:0 4px 12px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',system-ui,sans-serif;background:var(--surface);color:var(--on-surface);min-height:100vh;display:flex;flex-direction:column}
.font-h{font-family:'Manrope',sans-serif}
.hidden{display:none!important}

/* NAVBAR */
.navbar{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:0 24px;height:58px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,66,79,.3)}
.nav-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem}
.nav-brand .material-symbols-outlined{font-size:26px;color:var(--primary-glow)}
.nav-user{display:flex;align-items:center;gap:14px;font-size:.82rem}
.nav-user .email{opacity:.75}
.btn-out{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;padding:6px 14px;border-radius:8px;cursor:pointer;font-size:.78rem;font-weight:600;transition:.2s;display:flex;align-items:center;gap:4px}
.btn-out:hover{background:rgba(255,255,255,.25)}

/* LOGIN */
.login-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(160deg,#e8f4f8,var(--surface) 40%,#f5f0ff)}
.login-card{max-width:400px;width:100%;background:var(--card);border-radius:16px;box-shadow:0 12px 40px rgba(0,0,0,.12);overflow:hidden}
.login-top{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:30px;text-align:center}
.login-top h1{font-size:1.5rem;font-weight:800;margin-top:6px}
.login-top p{opacity:.7;font-size:.82rem;margin-top:4px}
.login-body{padding:24px}
.login-body form{display:flex;flex-direction:column;gap:16px}
.fg label{display:block;font-size:.78rem;font-weight:600;color:var(--dim);margin-bottom:5px}
.fg input{width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:.88rem;outline:none;background:#f8fafc;transition:.2s}
.fg input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,66,79,.1);background:#fff}
.btn-login{background:var(--primary);color:#fff;border:none;padding:11px;border-radius:10px;font-size:.88rem;font-weight:700;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;gap:6px}
.btn-login:hover{background:var(--primary-light)}
.btn-login:disabled{opacity:.6;cursor:not-allowed}
.login-err{background:#fef2f2;border-left:3px solid var(--error);color:var(--error);padding:10px 12px;border-radius:6px;font-size:.8rem}

/* DASHBOARD LIST */
.dash-wrap{flex:1;padding:24px;max-width:1280px;margin:0 auto;width:100%}
.welcome h1{font-size:1.7rem;font-weight:800;letter-spacing:-.4px}
.welcome p{color:var(--dim);margin-top:4px;font-size:.88rem}
.eq-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:18px;margin-top:22px}
.eq-card{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:0 1px 3px rgba(0,0,0,.05);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.eq-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.eq-head{padding:16px 18px;background:#f8fafc;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.eq-head-left{display:flex;align-items:center;gap:10px}
.eq-icon{width:38px;height:38px;border-radius:9px;background:linear-gradient(135deg,rgba(0,66,79,.08),rgba(14,165,192,.1));display:flex;align-items:center;justify-content:center;color:var(--primary)}
.eq-title{font-weight:700;font-size:1rem}
.badge{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0;font-size:.68rem;font-weight:700;padding:3px 9px;border-radius:16px;display:flex;align-items:center;gap:4px}
.badge::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--success)}
.eq-body{padding:16px 18px;flex:1;display:flex;flex-direction:column;gap:12px}
.fl{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:var(--dim);margin-bottom:2px}
.fv{font-size:.82rem;color:var(--on-surface)}
.fv.mono{font-family:'SF Mono',monospace;font-size:.78rem;background:#f1f5f9;padding:5px 9px;border-radius:6px;border:1px solid var(--border);color:var(--primary)}
.eq-acts{padding:12px 18px;border-top:1px solid var(--border);display:flex;gap:8px;background:#fafbfc}
.btn-p{flex:1;background:var(--primary);color:#fff;border:none;padding:8px 14px;border-radius:8px;font-size:.8rem;font-weight:600;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;gap:4px}
.btn-p:hover{background:var(--primary-light)}
.btn-d{background:transparent;border:1px solid transparent;color:#94a3b8;padding:8px 10px;border-radius:8px;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center}
.btn-d:hover{color:var(--error);background:#fef2f2;border-color:#fecaca}
.no-eq{text-align:center;padding:50px 24px;background:var(--card);border-radius:var(--radius);border:2px dashed var(--border);margin-top:22px}
.no-eq h3{margin-top:8px;font-size:1rem}
.no-eq p{color:var(--dim);font-size:.82rem;margin-top:4px}

/* PANEL VIEW */
.panel-wrap{flex:1;display:flex;flex-direction:column;padding:16px 20px;max-width:1400px;margin:0 auto;width:100%;gap:14px}
.panel-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.btn-back{background:var(--card);border:1px solid var(--border);color:var(--on-surface);padding:7px 14px;border-radius:8px;font-size:.8rem;font-weight:600;cursor:pointer;transition:.2s;display:flex;align-items:center;gap:4px}
.btn-back:hover{background:#f1f5f9}
.panel-name{font-size:1.15rem;font-weight:800}
.panel-live{margin-left:auto;display:flex;align-items:center;gap:5px;font-size:.78rem;color:var(--dim);font-weight:600}
.panel-live.connected{color:var(--success)}
.panel-live.connected::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--success);animation:pulse 2s infinite}
.panel-live.disconnected{color:var(--error)}
.panel-live.disconnected::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--error)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

/* Widget Cards */
.wcard{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:0 1px 3px rgba(0,0,0,.04);overflow:hidden}
.wcard-head{padding:10px 16px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--dim);border-bottom:1px solid var(--border);background:#fafbfc;display:flex;align-items:center;gap:6px}
.wcard-head .material-symbols-outlined{font-size:16px;color:var(--primary)}
.wcard-body{padding:12px}
.wcard-grow{flex:2}

/* Layout rows */
.widget-row-2{display:grid;grid-template-columns:1fr 2fr;gap:14px}
.widget-row-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.widget-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

/* Pump cards */
.pump-body{display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px 12px}
.pump-visual{position:relative;width:90px;height:90px}
.pump-ring{width:90px;height:90px;border-radius:50%;background:#e2e8f0;display:flex;align-items:center;justify-content:center;transition:.5s;position:relative}
.pump-ring::before{content:'';position:absolute;inset:6px;border-radius:50%;background:var(--card);z-index:1}
.pump-ring.active{box-shadow:0 0 16px rgba(14,165,192,.3)}
.pump-pct{font-size:1.2rem;font-weight:800;color:var(--on-surface);position:relative;z-index:2}
.pump-info{display:flex;justify-content:space-between;width:100%;padding:0 8px}
.pump-label{font-size:.7rem;color:var(--dim);font-weight:600}
.pump-val{font-size:.78rem;font-weight:700;color:var(--on-surface);font-family:'SF Mono',monospace}
.pump-status{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.8px;padding:3px 10px;border-radius:12px;background:#f1f5f9;color:#94a3b8}
.pump-status.running{background:#f0fdf4;color:var(--success)}

/* Info cards */
.info-body{display:flex;align-items:baseline;justify-content:center;gap:6px;padding:20px 12px}
.info-val{font-size:2rem;font-weight:800;color:var(--primary)}
.info-unit{font-size:.9rem;color:var(--dim);font-weight:600}

/* Toggle Switch */
.switch-wrap{display:flex;align-items:center;gap:10px}
.switch{position:relative;display:inline-block;width:48px;height:26px}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;cursor:pointer;inset:0;background-color:#cbd5e1;transition:.3s;border-radius:26px}
.slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background-color:white;transition:.3s;border-radius:50%;box-shadow:0 2px 4px rgba(0,0,0,.2)}
input:checked + .slider{background-color:var(--primary-glow)}
input:checked + .slider:before{transform:translateX(22px)}
input:disabled + .slider{opacity:0.6;cursor:not-allowed}
.switch-label{font-size:1rem;font-weight:700;color:var(--on-surface)}

/* MODAL */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;backdrop-filter:blur(4px);animation:fi .2s}
@keyframes fi{from{opacity:0}to{opacity:1}}
.modal{background:var(--card);border-radius:16px;max-width:400px;width:100%;box-shadow:0 12px 40px rgba(0,0,0,.15);overflow:hidden;animation:su .25s}
@keyframes su{from{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-top{background:#fef2f2;padding:24px;text-align:center;border-bottom:1px solid #fecaca}
.modal-top .iw{width:50px;height:50px;border-radius:50%;background:rgba(220,38,38,.1);display:flex;align-items:center;justify-content:center;margin:0 auto 10px}
.modal-top .iw .material-symbols-outlined{font-size:26px;color:var(--error)}
.modal-top h3{font-size:1.05rem;font-weight:800}
.modal-top p{font-size:.8rem;color:#64748b;margin-top:6px;line-height:1.5}
.modal-top strong{color:var(--error);font-family:monospace}
.modal-bot{padding:18px 24px 24px}
.modal-bot .hint{text-align:center;font-size:.78rem;color:#94a3b8;margin-bottom:14px}
.modal-acts{display:flex;gap:10px}
.btn-c{flex:1;background:var(--card);border:1.5px solid var(--border);color:var(--on-surface);padding:10px;border-radius:10px;font-size:.82rem;font-weight:600;cursor:pointer;transition:.2s}
.btn-c:hover{background:#f1f5f9}
.btn-del{flex:1;background:var(--error);border:none;color:#fff;padding:10px;border-radius:10px;font-size:.82rem;font-weight:700;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;gap:4px}
.btn-del:hover{background:#b91c1c}
.btn-del:disabled{opacity:.6;cursor:not-allowed}
@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin .8s linear infinite}

/* Responsive */
@media(max-width:900px){
    .widget-row-2{grid-template-columns:1fr}
    .widget-row-4{grid-template-columns:1fr 1fr}
    .widget-row-3{grid-template-columns:1fr}
}
@media(max-width:600px){
    .navbar{padding:0 14px;height:52px}.nav-brand{font-size:.95rem}.nav-user .email{display:none}
    .dash-wrap,.panel-wrap{padding:14px}
    .welcome h1{font-size:1.3rem}
    .eq-grid{grid-template-columns:1fr}
    .widget-row-4{grid-template-columns:1fr}
}