/* TECPro Orixen v0 · identidad "antracita y naranja de seguridad", oscura por defecto (el armario eléctrico de noche),
   variante clara en hueso para leer con sol. Móvil primero; en escritorio se centra a 480 px. */
:root{
  --bg:#15181C; --panel:#20242A; --panel2:#2A2F36; --line:#3A414B; --line-ctl:#6B7380; --fg:#F1EFE8; --muted:#A9AFB8;
  --accent:#FF6A2A; --accent-ink:#15181C; --accent-text:#FF6A2A; --ok:#38D178; --ok-bg:rgba(56,209,120,.14); --danger:#FF6B5B;
  --sel:#3B2416; --sel-line:#FF6A2A; --shadow:0 8px 24px rgba(0,0,0,.45); --tape:#F5C400; --tape-dark:#0B0D10;
  --body:'IBM Plex Sans',system-ui,sans-serif; --display:'Chakra Petch','IBM Plex Sans',sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
  color-scheme:dark;
}
@media (prefers-color-scheme:light){ :root:not([data-theme="dark"]){ --bg:#F1EFE8; --panel:#FFFFFF; --panel2:#E6E2DA; --line:#D3CEC4; --line-ctl:#85817A; --fg:#15181C; --muted:#625E58; --accent-text:#B8400C; --ok:#166B39; --ok-bg:rgba(22,107,57,.12); --danger:#B3321E; --sel:#FFE4D6; --sel-line:#B8400C; --shadow:0 8px 24px rgba(21,24,28,.18); color-scheme:light } }
:root[data-theme="light"]{ --bg:#F1EFE8; --panel:#FFFFFF; --panel2:#E6E2DA; --line:#D3CEC4; --line-ctl:#85817A; --fg:#15181C; --muted:#625E58; --accent-text:#B8400C; --ok:#166B39; --ok-bg:rgba(22,107,57,.12); --danger:#B3321E; --sel:#FFE4D6; --sel-line:#B8400C; --shadow:0 8px 24px rgba(21,24,28,.18); color-scheme:light }

*{box-sizing:border-box;-webkit-tap-highlight-color:rgba(255,106,42,.18)}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.45}
[hidden]{display:none!important}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
::placeholder{color:var(--muted);opacity:1}
:focus-visible{outline:2px solid var(--accent-text);outline-offset:2px}
h1,h2,h3{margin:0;line-height:1.2;text-wrap:balance}
.display{font-family:var(--display);font-weight:700;letter-spacing:.01em}
.small{font-size:13px;color:var(--muted)}
.app{max-width:480px;margin:0 auto;min-height:100%;position:relative;padding-bottom:env(safe-area-inset-bottom,0px)}
.vista{min-height:100vh;display:flex;flex-direction:column}

/* barra y marca */
.barra{position:sticky;top:0;z-index:5;background:var(--bg);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));padding-top:calc(10px + env(safe-area-inset-top,0px));border-bottom:1px solid var(--line);min-height:56px}
.barra .marca:first-child{grid-column:1 / span 2;justify-self:start}
.barra .marca.sola{grid-column:2;justify-self:center}
.barra .enlace:first-child{justify-self:start}
.barra .enlace:last-child,.barra .miniatura{justify-self:end}
.marca{display:flex;align-items:center;gap:8px;min-width:0}
.marca .logo{width:28px;height:26px;color:var(--fg);flex:0 0 auto}
.marca .nombre{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:.01em;white-space:nowrap}
.marca .nombre span{font-size:11px;letter-spacing:.2em;font-weight:600;color:var(--muted);margin-left:6px;vertical-align:2px}
.marca.grande{flex-direction:column;gap:12px}
.marca.grande .logo{width:72px;height:66px}
.marca.grande .nombre{font-size:34px}
.marca.grande .nombre span{font-size:14px}
.miniatura{width:34px;height:40px;border:1px solid var(--line);border-radius:4px;background:url(img/corte-ascensor.jpg) center/cover}
.enlace{color:var(--accent-text);font-weight:600;font-size:15px;min-height:44px;display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.enlace.centro{justify-content:center;width:100%;text-decoration:underline;text-underline-offset:3px}
.enlace.atras{font-weight:600}

/* botones y formularios */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 18px;border-radius:12px;border:1.5px solid var(--accent-text);color:var(--accent-text);font-weight:600;font-size:16px;width:100%;transition:transform .08s,filter .12s}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:16px}
.btn:active{transform:translateY(1px)}
.btn.primary:active{filter:brightness(.92)}
.btn[disabled]{opacity:.5;cursor:default}
.form{display:flex;flex-direction:column;gap:14px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted);font-weight:500}
.form input,.form textarea{min-height:48px;border:1.5px solid var(--line-ctl);border-radius:10px;background:var(--panel);color:var(--fg);padding:10px 12px;font-size:16px;width:100%}
.form textarea{min-height:110px;resize:vertical;line-height:1.45}
.form input:focus,.form textarea:focus{border-color:var(--accent-text);outline:none}
.error{color:var(--danger);font-size:14px;margin:0}

/* entrar */
.entrar{flex:1;display:flex;flex-direction:column;justify-content:center;gap:22px;padding:40px max(20px,env(safe-area-inset-right,0px)) 40px max(20px,env(safe-area-inset-left,0px))}
.lema{margin:0;color:var(--muted);font-size:15px;text-align:center;text-wrap:balance}

/* despiece */
.despiece{position:relative;flex:0 0 auto;aspect-ratio:896 / 1200;background:#0B0D10;overflow:hidden}
.despiece img{display:block;width:100%;height:100%;object-fit:fill;opacity:.92}
.puntos{position:absolute;inset:0}
.punto{position:absolute;display:flex;align-items:center;gap:0;color:#F1EFE8}
.punto.der{transform:translate(-21px,-50%)}
.punto.izq{transform:translate(calc(-100% + 21px),-50%)}
.punto.arriba{flex-direction:column;transform:translate(-50%,calc(-100% + 21px))}
.punto.abajo{flex-direction:column;transform:translate(-50%,-21px)}
.punto.arriba .linea,.punto.abajo .linea{width:2px;height:12px}
.punto.arriba .etiqueta,.punto.abajo .etiqueta{text-align:center}
.punto .circulo{width:48px;height:48px;border-radius:50%;border:2px solid #F1EFE8;background:rgba(21,24,28,.35);display:flex;align-items:center;justify-content:center;flex:0 0 auto;transition:background .12s,border-color .12s,transform .12s}
.punto .circulo::after{content:"";width:10px;height:10px;border-radius:50%;background:#F1EFE8}
.punto .etiqueta{font-family:var(--display);font-weight:700;font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;background:rgba(21,24,28,.85);border:1px solid rgba(241,239,232,.35);padding:4px 7px;border-radius:4px;line-height:1.15;text-align:left;max-width:92px;white-space:normal}
.punto .circulo{width:42px;height:42px}
.punto.izq .etiqueta{order:-1;margin-right:-1px}
.punto.izq{flex-direction:row}
.punto .linea{width:14px;height:2px;background:rgba(241,239,232,.6)}
.punto[aria-pressed="true"] .circulo{background:var(--accent);border-color:var(--accent);transform:scale(1.15)}
.punto[aria-pressed="true"] .circulo::after{background:#15181C}
.punto[aria-pressed="true"] .etiqueta{background:var(--accent);color:#15181C;border-color:var(--accent)}
.punto[aria-pressed="true"] .linea{background:var(--accent)}
.hoja{background:var(--panel);border-top-left-radius:18px;border-top-right-radius:18px;margin-top:-18px;position:relative;z-index:2;padding:10px max(16px,env(safe-area-inset-right,0px)) 12px max(16px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:12px;box-shadow:0 -8px 24px rgba(0,0,0,.35)}
.asa{width:56px;height:5px;border-radius:3px;background:var(--line-ctl);margin:0 auto 2px}
.fila{display:flex;align-items:center;justify-content:space-between;gap:12px}
.hoja h2{font-size:19px;text-transform:uppercase;letter-spacing:.02em}
.marcada{font-size:14px;color:var(--muted);white-space:nowrap}
.marcada::before{content:"●";color:var(--accent-text);margin-right:6px}
.pie{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;color:var(--muted);padding-top:4px}
.paso{font-family:var(--display);font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* avería */
.hero{height:150px;background:#0B0D10 center/cover;display:flex;align-items:flex-end;justify-content:center;padding:0 16px 12px;position:relative}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,24,28,0) 40%,rgba(21,24,28,.85))}
.titulo-parte{position:relative;z-index:1;font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:.06em;text-transform:uppercase;text-align:center;color:#F1EFE8;display:flex;align-items:center;gap:10px}
.titulo-parte::before,.titulo-parte::after{content:"";flex:0 0 22px;height:2px;background:currentColor;opacity:.55}
.respuesta .titulo-parte{color:var(--fg);margin:14px 0 4px}
.averia{padding:16px max(16px,env(safe-area-inset-right,0px)) 24px max(16px,env(safe-area-inset-left,0px))}
.caja.modelo{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.caja.modelo label{font-family:var(--display);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.caja.modelo input{background:var(--bg)}
.guia{display:flex;flex-direction:column;gap:12px}
.pregunta{display:flex;flex-direction:column;gap:8px}
.pregunta>span{font-weight:600;font-size:16px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips button{min-height:44px;padding:0 16px;border-radius:999px;border:1.5px solid var(--line-ctl);background:var(--panel);color:var(--fg);font-weight:500;font-size:15px}
.chips button[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
@media (max-width:380px){ .caja.modelo{grid-template-columns:1fr} }

/* respuesta */
.respuesta{padding:0 max(16px,env(safe-area-inset-right,0px)) 28px max(16px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:16px}
.ficha-resumen{margin:0;color:var(--muted);font-size:14px;text-align:center}
.seguridad{position:relative;border:3px dashed var(--tape);border-radius:10px;padding:12px 14px 12px 14px;background:rgba(245,196,0,.06);display:flex;flex-direction:column;gap:6px}
.seguridad .cab{display:flex;align-items:center;gap:8px;font-family:var(--display);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:12px;color:var(--tape)}
.seguridad .cab::before{content:"⚠";font-size:16px}
.seguridad ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:4px;font-size:15px}
.abstencion{background:var(--panel);border:1px solid var(--line);border-left:6px solid var(--accent-text);border-radius:10px;padding:12px 14px;font-size:15px}
.abstencion b{display:block;font-family:var(--display);letter-spacing:.06em;text-transform:uppercase;font-size:12px;color:var(--accent-text);margin-bottom:4px}
.rotulo{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.diagnostico,.comprobaciones{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.diagnostico li{display:grid;grid-template-columns:28px 1fr;gap:10px}
.diagnostico .n{font-family:var(--display);font-weight:700;font-size:22px;line-height:1;color:var(--accent-text)}
.diagnostico li:nth-child(n+2) .n{color:var(--muted)}
.diagnostico .texto{font-size:16px;line-height:1.45}
.diagnostico .barra-fila{display:flex;align-items:center;gap:8px;margin-top:8px;flex-wrap:wrap}
.diagnostico .barra{flex:1 1 100%;height:4px;background:var(--panel2);border-radius:2px;overflow:hidden}
.diagnostico .barra-fila .small{font-family:var(--mono);font-size:12px}
.diagnostico .barra i{display:block;height:100%;background:var(--accent-text)}
.diagnostico li:nth-child(n+2) .barra i{background:var(--line-ctl)}
.comprobaciones li{display:grid;grid-template-columns:30px 1fr;gap:10px;align-items:start}
.comprobaciones .n{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--line-ctl);display:flex;align-items:center;justify-content:center;font-family:var(--display);font-weight:600;font-size:13px}
.comprobaciones .texto{font-size:16px;line-height:1.45}
.citas{display:inline-flex;flex-wrap:wrap;gap:6px;margin-left:4px;vertical-align:middle}
.cita{font-family:var(--mono);font-size:13px;color:var(--accent-text);background:var(--panel2);border:1px solid transparent;padding:2px 8px;border-radius:6px;min-height:28px;display:inline-flex;align-items:center}
.cita:hover{border-color:var(--accent-text)}
.limites{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:6px;font-size:15px;color:var(--fg)}
.fuentes{display:flex;gap:10px;align-items:flex-start;border-top:1px solid var(--line);padding-top:12px;font-family:var(--mono);font-size:13px;color:var(--muted);flex-wrap:wrap}
.fuentes::before{content:"▤";color:var(--muted)}
.fuentes button{font-family:var(--mono);font-size:13px;color:var(--accent-text);text-decoration:underline;text-underline-offset:3px;min-height:28px}
.valorar{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--muted);flex-wrap:wrap}
.pulgar{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--line-ctl);background:var(--panel);font-size:20px;display:inline-flex;align-items:center;justify-content:center}
.pulgar[aria-pressed="true"]{background:var(--sel);border-color:var(--sel-line)}
.acciones{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:360px){ .acciones{grid-template-columns:1fr} }

/* historial */
.historial{padding:16px max(16px,env(safe-area-inset-right,0px)) 28px max(16px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:12px}
.historial h2{font-size:18px}
.lista{display:flex;flex-direction:column;gap:8px}
.item{width:100%;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:4px}
.item .cab{display:flex;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted)}
.item .t{font-weight:600;font-size:15px}
.item .r{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.item .estado{font-size:13px;color:var(--ok)}
.item .estado.mal{color:var(--danger)}
.vacio{text-align:center;padding:24px 0}

/* hojas modales, espera, toast */
.velo{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:20}
.hoja-modal{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:480px;max-height:85vh;overflow:auto;background:var(--panel);border-top-left-radius:18px;border-top-right-radius:18px;padding:14px max(16px,env(safe-area-inset-right,0px)) calc(20px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));z-index:21;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.hoja-modal h3{font-size:17px}
.pagina-texto{white-space:pre-wrap;overflow-wrap:anywhere;font-family:var(--mono);font-size:13px;line-height:1.5;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px;margin:0;max-height:60vh;overflow:auto}
.espera{position:fixed;inset:0;background:rgba(21,24,28,.92);z-index:30;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#F1EFE8;text-align:center;padding:24px}
.espera p{margin:0;font-family:var(--display);font-weight:600;font-size:18px}
.espera .small{font-family:var(--body);font-weight:400;color:#A9AFB8}
.giro{width:52px;height:52px;border-radius:50%;border:4px solid rgba(241,239,232,.2);border-top-color:#FF6A2A;animation:giro 1s linear infinite}
@keyframes giro{to{transform:rotate(360deg)}}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(24px + env(safe-area-inset-bottom,0px));background:var(--fg);color:var(--bg);padding:12px 16px;border-radius:10px;font-weight:500;z-index:40;max-width:calc(100% - 32px);box-shadow:var(--shadow)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}