:root{
  --navy:#0d2b3e;--navy2:#153e56;--paper:#f7f3e8;--card:#fffdf8;--ink:#17232b;
  --muted:#61717b;--line:#d7d3c6;--brass:#a97435;--amber:#b66d00;--amber-bg:#fff3dc;
  --red:#9e1f1f;--red-bg:#fff0ee;--green:#2c6d4f;--green-bg:#edf7f1;
  --shadow:0 12px 30px rgba(13,43,62,.12);--radius:18px
}
*{box-sizing:border-box} html{font-size:18px;background:var(--paper)}
body{margin:0;color:var(--ink);background:linear-gradient(180deg,rgba(13,43,62,.05),transparent 180px),var(--paper);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.45}
button{font:inherit}.app-shell{min-height:100dvh;padding-bottom:calc(78px + env(safe-area-inset-bottom))}
.topbar{position:sticky;top:0;z-index:30;min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px max(16px,env(safe-area-inset-left));color:#fff;background:var(--navy);box-shadow:0 3px 14px rgba(0,0,0,.18)}
.eyebrow{font-size:.68rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase;opacity:.78}.brand{font-weight:750;font-size:1rem}
.emergency-top{min-height:48px;padding:0 14px;border:2px solid #ffd7d2;border-radius:14px;background:#b52727;color:#fff;font-weight:900;letter-spacing:.04em;box-shadow:0 0 0 2px rgba(255,255,255,.08) inset}
.main{width:min(720px,100%);margin:0 auto;padding:20px 16px 30px}.hero{padding:24px 0 10px}.hero h1{font-size:clamp(1.7rem,7vw,2.35rem);line-height:1.06;margin:.3rem 0 .8rem}.hero p{font-size:1rem;color:var(--muted);max-width:35rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin:14px 0}.card h1,.card h2,.card h3{line-height:1.14}.card h1{font-size:1.55rem;margin:.25rem 0 .8rem}.card h2{font-size:1.3rem;margin:.25rem 0 .7rem}
.muted{color:var(--muted)}.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.pill{display:inline-flex;align-items:center;min-height:30px;padding:4px 9px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:.76rem;font-weight:750}.pill.precaucion{background:#ffff00;border-color:#d4d400;color:#111}.pill.critica{background:#ff9900;border-color:#d67f00;color:#111}.pill.emergencia{background:#ff0000;border-color:#d00000;color:#fff}.pill.ok{background:var(--green-bg);border-color:#a4cbb6;color:#1f5a3f}
.stack{display:grid;gap:11px}.choice{width:100%;min-height:60px;border:1px solid #b9c3c8;border-radius:15px;padding:14px 16px;text-align:left;background:#fff;color:var(--ink);font-weight:720;box-shadow:0 2px 0 rgba(13,43,62,.03);display:flex;align-items:center;justify-content:space-between;gap:10px}.choice::after{content:"›";font-size:1.45rem;color:#73858f;font-weight:400}.choice:active{transform:translateY(1px)}.choice.primary{background:var(--navy);color:#fff;border-color:var(--navy)}.choice.primary::after{color:#fff}.choice.danger{border:2px solid #d77f78;background:var(--red-bg);color:#721717}.choice.warning{border:2px solid #ddb266;background:var(--amber-bg);color:#714300}.choice.secondary{background:#f2f4f4}
.info,.warning-box,.danger-box,.success-box{border-radius:14px;padding:14px 15px;margin:13px 0}.info{background:#eef5f8;border-left:5px solid #5f8ca4}.warning-box{background:var(--amber-bg);border-left:5px solid var(--amber)}.danger-box{background:var(--red-bg);border-left:6px solid var(--red)}.success-box{background:var(--green-bg);border-left:5px solid var(--green)}
.global-safety{position:relative;margin:14px 0;border:2px solid #df8c84;background:#fff5f3;border-radius:15px;padding:12px}.global-safety button{width:100%;min-height:54px;border:0;background:transparent;color:#751818;font-weight:850;text-align:left;padding:0}
.rule{border:1px solid #e2bd7d;background:#fff6e5;border-radius:14px;padding:13px 14px;margin:14px 0}.rule-title{font-size:.76rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em;color:#754300;margin-bottom:5px}.rule button{margin-top:10px;width:100%;min-height:52px;border:1px solid #c99038;border-radius:12px;background:#fff;color:#714300;font-weight:850;padding:10px 12px}
.action-main{font-size:1.08rem;font-weight:850;margin:.8rem 0}.list{padding-left:1.25rem;margin:.6rem 0}.list li{margin:.38rem 0}.limits{margin-top:16px;padding-top:14px;border-top:1px dashed #c9c6bc;color:#55636b}.limits summary{font-weight:750;cursor:pointer}
.check-card{border:1px solid var(--line);border-radius:16px;background:#fff;padding:18px;margin:12px 0}.check-progress{font-size:.76rem;color:var(--muted);font-weight:700;margin-bottom:8px}.check-question{font-size:1.18rem;font-weight:800;margin:.25rem 0 1rem}.check-buttons{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}.check-buttons button{min-height:54px;border-radius:13px;border:1px solid #b9c3c8;background:#fff;font-weight:800}.check-buttons .yes{background:var(--green-bg);border-color:#8fbea6;color:#1d5c3e}.check-buttons .no{background:var(--red-bg);border-color:#d79891;color:#761616}
.ficha-section{margin:16px 0}.ficha-section h3{font-size:1rem;margin-bottom:7px;color:var(--navy)}.ficha-mini{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff;margin:9px 0}.version{font-size:.7rem;color:var(--muted);margin-top:18px;text-align:center}
.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:25;display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;background:#c7c9c8;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -3px 16px rgba(0,0,0,.14)}.nav-btn{border:0;background:#fff;min-height:62px;font-weight:800;color:var(--navy)}
.sheet{width:min(680px,calc(100% - 18px));max-height:88dvh;border:0;border-radius:22px;padding:0;background:transparent}.sheet::backdrop{background:rgba(6,22,31,.68)}.sheet-card{background:var(--paper);border-radius:22px;padding:18px;box-shadow:0 20px 70px rgba(0,0,0,.35);max-height:88dvh;overflow:auto}.sheet-head{display:flex;justify-content:space-between;align-items:start;gap:12px}.sheet-head h2{margin:.15rem 0}.close-btn{width:48px;height:48px;border-radius:50%;border:1px solid #c8c8c4;background:#fff;font-size:1.5rem}
/* fallback para navegadores sin HTMLDialogElement.showModal() */
.sheet.fallback-open{display:block;position:fixed;z-index:100;inset:0;width:100%;max-height:none;border-radius:0;background:rgba(6,22,31,.68);padding:5vh 9px}.sheet.fallback-open .sheet-card{width:min(680px,100%);margin:0 auto;max-height:90vh}.sheet[aria-hidden="true"]:not([open]):not(.fallback-open){display:none}
.toast{position:fixed;z-index:120;left:50%;bottom:88px;transform:translateX(-50%) translateY(20px);width:min(520px,calc(100% - 28px));padding:12px 14px;border-radius:12px;background:#152831;color:#fff;opacity:0;pointer-events:none;transition:.2s;box-shadow:var(--shadow);font-size:.9rem}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media (min-width:700px){.main{padding-top:28px}.choice:hover{border-color:#688292;background:#f8fbfc}.emergency-top:hover{filter:brightness(1.08)}}
@media (max-width:380px){html{font-size:17px}.topbar{padding-left:12px;padding-right:12px}.brand{font-size:.9rem}.emergency-top{padding:0 10px;font-size:.78rem}.check-buttons{grid-template-columns:1fr}}

/* ===== v1.0.4 · fichas completas + offline ===== */
.top-actions{display:flex;align-items:center;gap:8px}.net-badge{display:inline-flex;align-items:center;min-height:28px;padding:3px 8px;border-radius:999px;background:#e8f3ed;color:#19543a;font-size:.62rem;font-weight:900;letter-spacing:.06em}.net-badge.offline{background:#fff0cc;color:#6d4500}
.bottom-nav{grid-template-columns:repeat(4,1fr)}.nav-btn{font-size:.82rem;padding:0 5px}.hero.compact{padding-bottom:0}
.action-main.critical{background:var(--red-bg);border-left:6px solid var(--red);border-radius:14px;padding:14px 15px}
.action-panel{background:#eef5f8;border-left:5px solid #5f8ca4;border-radius:14px;padding:14px 15px;margin:14px 0}.emergency-action{background:#7a1010;color:white;border-radius:14px;padding:14px 15px;margin:14px 0}.block-label{font-size:.74rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}.action-list{margin:.3rem 0;padding-left:1.35rem}.action-list li{margin:.55rem 0;font-weight:720}
.ficha-card h1{margin-bottom:12px}.ficha-details{border:1px solid var(--line);border-radius:14px;background:#fff;margin:12px 0;overflow:hidden}.ficha-details>summary{cursor:pointer;list-style:none;padding:14px 15px;font-weight:850;color:var(--navy);display:flex;justify-content:space-between;gap:10px}.ficha-details>summary::-webkit-details-marker{display:none}.ficha-details>summary::after{content:'＋';font-weight:500}.ficha-details[open]>summary::after{content:'−'}.ficha-details>ul,.ficha-details>p{padding:0 17px 14px}.cause-list{list-style:none;margin:0;padding:0 12px 12px}.cause-list>li{margin:8px 0}.definition{border:1px solid #e1ded4;border-radius:12px;background:#faf9f4}.definition summary{cursor:pointer;padding:11px 12px;font-weight:800}.definition p{margin:0;padding:0 12px 12px;color:#4f5d65}.antecedent{background:var(--amber-bg);border-color:#e3bd7f}.antecedent p{padding:0 15px 4px}.antecedent p:last-child{padding-bottom:14px}
.ficha-image{margin:15px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.ficha-image img{width:100%;height:auto;display:block}.ficha-image figcaption{padding:11px 13px;font-size:.86rem;color:#56646c}
.ficha-actions{margin-top:16px}.ficha-index{display:grid;gap:9px}.ficha-index-item{width:100%;display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:10px;min-height:64px;border:1px solid #bec7ca;border-radius:14px;background:#fff;padding:9px 10px;text-align:left;color:var(--ink)}.ficha-num{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:900}.ficha-index-title{font-weight:800;line-height:1.2}
@media(max-width:520px){.net-badge{display:none}.bottom-nav{grid-template-columns:repeat(4,1fr)}.nav-btn{font-size:.74rem}.ficha-index-item{grid-template-columns:38px 1fr}.ficha-index-item .pill{grid-column:2;justify-self:start}.top-actions{gap:6px}}

/* ===== v1.0.5-devB2 · gravedad canónica y accesos principales ===== */
.choice.critical-entry{border:2px solid #ff9900;background:#fff4df;color:#5d3600}
.choice.precaution-entry{border:2px solid #d6d600;background:#ffffe6;color:#333}
.choice.emergency-choice{border:2px solid #ff0000;background:#fff0f0;color:#8a0000;font-weight:850}
.emergency-bridge{margin-top:14px;padding-top:14px;border-top:1px dashed #d0cbc0;display:grid;gap:8px}
.emergency-bridge>span{font-size:.82rem;color:var(--muted)}

/* ===== v1.0.5-devB2 · cierre offline + integración 1–17 + Referencia ===== */
.topbar-left{display:flex;align-items:center;gap:9px;min-width:0}
.back-top{width:42px;height:42px;flex:0 0 42px;border:1px solid rgba(255,255,255,.28);border-radius:12px;background:rgba(255,255,255,.08);color:#fff;font-weight:900;font-size:1.15rem}
.back-top:disabled{opacity:.25;pointer-events:none}
.action-main.critical{background:#fff1df;border-left:6px solid #ff9900;color:#3f2a00;border-radius:14px;padding:14px 15px}
.action-main.emergency{background:#fff0f0;border-left:6px solid #ff0000;color:#6f0000;border-radius:14px;padding:14px 15px}
.critical-action{background:#fff1df;border-left:6px solid #ff9900;border-radius:14px;padding:14px 15px;margin:14px 0;color:#342400}
.emergency-action{background:#b40000;color:#fff;border-left:6px solid #ff0000}
.reference-card h2{margin-top:0}.reference-alarm-list{display:grid;gap:10px;margin:14px 0}.reference-alarm{width:100%;display:grid;grid-template-columns:auto 1fr;align-items:start;gap:8px 10px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:12px;text-align:left;color:var(--ink)}
.reference-alarm strong{align-self:center}.reference-alarm span:last-child{grid-column:1/-1;color:#52616a;font-size:.88rem;line-height:1.45}.kit-grid{display:grid;gap:11px}.kit-card{border:1px solid var(--line);border-radius:14px;background:#fff;padding:14px}.kit-card h3{margin:0 0 8px;color:var(--navy);font-size:1rem}.link-stack{display:grid;gap:8px;padding:0 15px 15px}.reference-link{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--navy);font-weight:750;text-decoration:none}
.ficha-details>p{margin:.25rem 0;line-height:1.5}.ficha-details>p:first-of-type{padding-top:0}
@media(max-width:520px){.topbar-left{gap:6px}.back-top{width:38px;height:38px;flex-basis:38px}.topbar .eyebrow{font-size:.58rem}.brand{font-size:.82rem}.emergency-top{font-size:.72rem;padding:0 8px}.nav-btn{font-size:.72rem}}

/* ===== devB2 · navegación y degradación limpia de imágenes solo-online ===== */
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.back-top{width:42px;height:42px;flex:0 0 42px;border:1px solid rgba(255,255,255,.35);border-radius:12px;background:rgba(255,255,255,.08);color:#fff;font-weight:900;font-size:1.15rem}
.back-top:disabled{opacity:.35}
.image-online-only{min-height:118px;display:flex;flex-direction:column;justify-content:center}
.image-online-notice{display:flex;flex-direction:column;gap:4px;align-items:center;justify-content:center;padding:22px 16px;text-align:center;background:#f4f5f4;color:var(--muted)}
.image-online-notice strong{color:var(--navy)}
.image-online-notice span{font-size:.84rem}
@media(max-width:520px){.back-top{width:38px;height:38px;flex-basis:38px}.topbar-left{gap:7px}}

/* ===== v1.0.5-devC1.1 · pulido de Home, navegación y estado de conexión ===== */
.bottom-nav{grid-template-columns:repeat(3,1fr)}
.topbar-copy{min-width:0}
.net-badge{display:inline-flex;border:1px solid rgba(255,255,255,.28);white-space:nowrap}
.net-badge.online{background:#e8f3ed;color:#19543a;border-color:#9bc5ad}
.net-badge.offline{background:#e7ecef;color:#33444d;border-color:#aab6bc}
.home-card{margin-top:8px}
.fire-rule{margin-top:18px;padding:14px 15px;border:1px solid #c9ad7a;border-left:5px solid var(--brass);border-radius:14px;background:#fbf7ee}
.fire-rule-kicker{font-size:.7rem;font-weight:900;letter-spacing:.09em;text-transform:uppercase;color:#76522a;margin-bottom:4px}
.fire-rule strong{display:block;color:var(--navy);font-size:1rem}
.fire-rule p{margin:5px 0 0;color:#465761;line-height:1.48}
.purpose-box{margin-top:14px;border-top:1px dashed #c9c6bc;padding-top:10px}
.purpose-box>summary{cursor:pointer;list-style:none;color:#52636c;font-weight:780;font-size:.86rem;padding:8px 2px}
.purpose-box>summary::-webkit-details-marker{display:none}
.purpose-box>summary::after{content:'＋';float:right;color:#73858f}
.purpose-box[open]>summary::after{content:'−'}
.purpose-fan{display:grid;gap:8px;margin-top:6px;padding:2px 0 4px}
.purpose-fan>div{display:grid;gap:2px;padding:10px 12px;border:1px solid #d5d9da;border-radius:11px;background:#f8faf9;color:#52616a}
.purpose-fan>div strong{color:var(--navy);font-size:.88rem}
.purpose-fan>div span{font-size:.82rem;line-height:1.4}
.purpose-fan>div:nth-child(2){margin-left:6px}.purpose-fan>div:nth-child(3){margin-left:12px}.purpose-fan>div:nth-child(4){margin-left:18px}
.location-box{margin:14px 0;padding:14px 15px;border-radius:14px;background:#edf4f7;border-left:5px solid #47788f}
.location-box p{margin:4px 0 0;font-weight:720;line-height:1.48}
.build-details dl{margin:0;padding:0 15px 15px}.build-details dl>div{display:grid;grid-template-columns:88px 1fr;gap:10px;padding:7px 0;border-bottom:1px solid #ece9df}.build-details dl>div:last-child{border-bottom:0}.build-details dt{font-weight:800;color:#56646c}.build-details dd{margin:0;overflow-wrap:anywhere;color:var(--navy)}
@media(max-width:520px){
  .net-badge{display:inline-flex;font-size:.56rem;min-height:26px;padding:2px 6px}
  .bottom-nav{grid-template-columns:repeat(3,1fr)}
  .topbar{gap:7px;padding-left:10px;padding-right:10px}
  .topbar-left{gap:6px}.top-actions{gap:5px}
  .topbar .eyebrow{font-size:.52rem;letter-spacing:.07em}.brand{font-size:.76rem}
  .emergency-top{font-size:.68rem;padding:0 7px;min-height:44px}
}
@media(max-width:390px){
  .brand{display:none}
  .purpose-fan>div:nth-child(n){margin-left:0}
}

/* ===== v1.0.5-devC2 · UX iPhone + START/STOP operacional ===== */
.net-badge{border:0;color:#fff;font-weight:900;box-shadow:none}
.net-badge.online{background:#15803d;color:#fff;border:0}
.net-badge.offline{background:#6b7280;color:#fff;border:0}
.global-safety.critical-global{border:2px solid #ff9900;background:#fff4df}
.global-safety.critical-global button{color:#5d3600}
.choice.critical-option{border:2px solid #ff9900;background:#fff1d9;color:#4f3000;font-weight:860}
.choice.emergency-option{border:2px solid #ff0000;background:#fff0f0;color:#800000;font-weight:880}
.home-section-label{margin:0 0 8px;font-size:.72rem;font-weight:900;letter-spacing:.09em;text-transform:uppercase;color:#61717a}
.diagnosis-stack{margin-bottom:14px}
.operation-entry{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;margin:17px 0 10px;padding:14px 15px;border:1px solid #bdc8cc;border-left:5px solid #47788f;border-radius:14px;background:#f5f9fa}
.operation-entry>div{display:grid;gap:3px}.operation-kicker{font-size:.68rem;font-weight:900;letter-spacing:.09em;text-transform:uppercase;color:#607782}.operation-entry strong{color:var(--navy);font-size:1rem}.operation-entry small{color:#596970;line-height:1.35}
.operation-open{min-width:78px;min-height:46px;border:1px solid #47788f;border-radius:12px;background:#fff;color:var(--navy);font-weight:850}
.home-shortcuts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:8px 0 4px}.home-shortcuts button{min-height:42px;border:1px solid #c4cccf;border-radius:11px;background:#fff;color:#52636c;font-weight:780}
.operation-menu-card{margin-top:8px}.operation-cabotaje-note,.operation-procedure-note{padding:12px 13px;border-radius:12px;background:#f1f4f5;border-left:4px solid #7c8d95;color:#4c5d65;line-height:1.42;margin-bottom:14px}.operation-cabotaje-note strong{color:var(--navy)}
.choice.operation-start,.choice.operation-stop{background:#fff;border:2px solid #47788f;color:var(--navy);font-weight:880}
.operation-card{margin-top:8px}.operation-progress{display:inline-flex;padding:4px 9px;border-radius:999px;background:#edf2f4;color:#52636c;font-size:.72rem;font-weight:850;margin-bottom:10px}.operation-step-text{font-size:1.08rem;font-weight:760;line-height:1.52;margin:12px 0 16px}.operation-options{margin-top:12px}
.operation-card.critical-op{border-color:#e1a048}.operation-card.emergency-op{border-color:#e57a7a}
.timer-panel{display:grid;gap:10px;margin:14px 0;padding:16px;border:1px solid #c8d1d4;border-radius:15px;background:#f8faf9;text-align:center}.timer-label{font-size:.75rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em;color:#60717a}.timer-value{font-size:2.4rem;line-height:1;font-weight:900;color:var(--navy);font-variant-numeric:tabular-nums}.timer-note{font-size:.82rem;line-height:1.4;color:#5c6b72}.timer-panel.running{border-color:#8ba8b6;background:#f2f8fa}.timer-panel.complete{border-color:#9bbda9;background:#f4faf6}
@media(max-width:520px){.operation-entry{grid-template-columns:1fr auto;padding:12px}.operation-open{min-width:66px}.home-shortcuts{gap:6px}.net-badge{font-size:.58rem;min-height:27px;padding:3px 8px}}


/* ===== v1.0.5 · explicación operacional + CABOTAJE + contraste ===== */
.operation-why{padding:13px 14px;border-radius:13px;background:#eef5f8;border-left:5px solid #5f8ca4;color:#435760;line-height:1.46;margin:0 0 14px}
.operation-why-title{font-size:.7rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#315f77;margin-bottom:4px}
.operation-why p{margin:0}
.cabotaje-entry{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;margin:10px 0 4px;padding:13px 15px;border:1px solid #d3c7aa;border-left:5px solid var(--brass);border-radius:14px;background:#fbf8f0}
.cabotaje-entry>div{display:grid;gap:3px}.cabotaje-entry strong{color:var(--navy);font-size:1rem}.cabotaje-entry small{color:#625f55;line-height:1.35}
.cabotaje-open{min-width:78px;min-height:46px;border:1px solid #a97435;border-radius:12px;background:#fff;color:var(--navy);font-weight:850}
.choice.primary:hover,.choice.primary:focus-visible{background:#153e56;color:#fff;border-color:#153e56}
.choice.primary:hover::after,.choice.primary:focus-visible::after{color:#fff}
.choice.primary:focus-visible,.operation-open:focus-visible,.cabotaje-open:focus-visible{outline:3px solid rgba(95,140,164,.45);outline-offset:2px}
.operation-open:hover,.operation-open:focus-visible{background:#e9f1f4;color:var(--navy);border-color:#315f77}
.cabotaje-open:hover,.cabotaje-open:focus-visible{background:#f3ead6;color:var(--navy);border-color:#8a5c25}
@media(max-width:520px){.cabotaje-entry{grid-template-columns:1fr auto;padding:12px}.cabotaje-open{min-width:66px}}

/* ===== v1.0.5.1 · navegación contextual + asignación de baterías ===== */
.bottom-nav .nav-btn:disabled{
  opacity:.42;
  color:#6f7b80;
  background:#eef0ef;
  cursor:default;
}
.battery-current{
  margin-top:4px;
}

/* v1.0.5.2 · Asesoría opcional de baterías */
.battery-advisor-card{margin-top:8px}
.battery-instruction{margin-top:0}
.battery-voltage-grid,.battery-reading-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}
.battery-voltage-grid label{display:grid;gap:7px;font-weight:850;color:var(--navy)}
.battery-voltage-grid label>div{display:flex;align-items:center;gap:8px}
.battery-voltage-grid input{width:100%;min-height:52px;border:1px solid #aebbc1;border-radius:12px;padding:10px 12px;background:#fff;color:var(--ink);font:inherit;font-size:1.08rem;font-weight:800;font-variant-numeric:tabular-nums}
.battery-voltage-grid input:focus{outline:3px solid rgba(95,140,164,.35);outline-offset:1px;border-color:#47788f}
.battery-reading{display:grid;gap:4px;border:1px solid #c8d1d4;border-radius:14px;padding:13px 14px;background:#f8faf9}
.battery-reading strong{color:var(--navy)}
.battery-reading span{font-size:1.05rem;font-weight:850;font-variant-numeric:tabular-nums}
.battery-reading small{color:#5b6b72;line-height:1.35}
.battery-advice-result{border:1px solid #a9bcc5;border-left:5px solid #5f8ca4;border-radius:14px;padding:14px 15px;margin:14px 0;background:#f4f8fa}
.battery-advice-result p{margin:.35rem 0 0;line-height:1.48}
.battery-safety-note{margin-top:14px}
.compact-warning{margin-bottom:0}
.input-error{min-height:1.35em;margin:4px 0 8px;color:#8a1d1d;font-weight:750;font-size:.88rem}
.battery-f2-assist{margin-top:12px;background:#fff}
.terminal-actions{margin-top:18px}
@media(max-width:520px){.battery-voltage-grid,.battery-reading-grid{grid-template-columns:1fr}}