/* =====================================================================
   INICIO DE SESIÓN — rediseño (tarjetas flotantes, cristal, luz del puntero, movimiento suave).
   Para volver al diseño anterior: quita el <link> y el <script> de layouts/auth.php y restaura
   aidlc-docs/construction/pane/backup-originales/login.php. Este archivo no afecta a ninguna otra pantalla.
   Usa el fondo y el color de acento que la persona eligió en Configuración (se guardan en el navegador).
   ===================================================================== */

.lg-page{--lg-r:28px;position:relative;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:28px 20px 20px;
  background:var(--pn-wall,#e9ebef) fixed;background-size:cover;font-family:var(--font);color:var(--txt);overflow-x:hidden}
.lg-page [hidden]{display:none !important}

/* ---------- fondo vivo ---------- */
.lg-bg{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.lg-orb{position:absolute;border-radius:50%;filter:blur(70px);will-change:transform}
.lg-orb.o1{width:560px;height:560px;left:-160px;top:-180px;background:var(--brand);opacity:.2;animation:lg-d1 26s ease-in-out infinite alternate}
.lg-orb.o2{width:480px;height:480px;right:-140px;top:18%;background:#9fdcb4;opacity:.42;animation:lg-d2 32s ease-in-out infinite alternate}
.lg-orb.o3{width:440px;height:440px;left:32%;bottom:-220px;background:#f4c27a;opacity:.34;animation:lg-d3 38s ease-in-out infinite alternate}
@keyframes lg-d1{to{transform:translate(160px,110px) scale(1.18)}}
@keyframes lg-d2{to{transform:translate(-150px,90px) scale(.88)}}
@keyframes lg-d3{to{transform:translate(-120px,-70px) scale(1.2)}}

.lg-shell{position:relative;z-index:1;width:100%;max-width:1000px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:18px;align-items:stretch}

/* aparición escalonada */
.lg-brand>*,.lg-head h1,.lg-sub,.lg-error,.lg-field,.lg-check,.lg-btn,.lg-foot{animation:lg-rise .6s cubic-bezier(.2,.8,.2,1) backwards;animation-delay:calc(var(--i,0) * 70ms + 260ms)}
@keyframes lg-rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes lg-in-l{from{opacity:0;transform:translateX(-26px) scale(.985)}to{opacity:1;transform:none}}
@keyframes lg-in-r{from{opacity:0;transform:translateX(26px) scale(.985)}to{opacity:1;transform:none}}

/* ---------- tarjeta de marca ---------- */
.lg-brand{position:relative;isolation:isolate;overflow:hidden;border-radius:var(--lg-r);padding:36px 36px 32px;color:#fff;display:flex;flex-direction:column;
  background:radial-gradient(120% 90% at 0% 0%,rgba(255,255,255,.18),transparent 55%),linear-gradient(155deg,var(--brand) 0%,var(--brand-2) 100%);
  box-shadow:0 2px 4px rgba(20,24,31,.08),0 24px 60px rgba(20,24,31,.22);animation:lg-in-l .75s cubic-bezier(.2,.8,.2,1) backwards}
.lg-brand::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1.4px);background-size:22px 22px;
  -webkit-mask-image:linear-gradient(160deg,#000 0%,transparent 65%);mask-image:linear-gradient(160deg,#000 0%,transparent 65%)}
.lg-brand::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.22),transparent 70%)}
.lg-brand:hover::after{opacity:1}
.lg-brand>*{position:relative;z-index:1}

.lg-brandtop{display:flex;align-items:center;gap:12px}
.lg-logo{width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);transition:transform .5s cubic-bezier(.3,1.5,.5,1)}
.lg-logo svg{width:22px;height:22px}
.lg-brand:hover .lg-logo{transform:rotate(-8deg) scale(1.06)}
.lg-name{font-size:15px;font-weight:600;letter-spacing:-.005em;opacity:.95}
.lg-headline{margin:30px 0 10px;font-size:31px;line-height:1.12;letter-spacing:-.025em;font-weight:700}
.lg-headline em{font-style:normal;color:rgba(255,255,255,.72)}
.lg-lead{margin:0;font-size:14px;line-height:1.65;opacity:.9;max-width:380px}

/* demostración animada: una tarea viaja por el tablero */
.lg-demo{position:relative;margin:26px 0 22px;padding:0 6px}
.lg-board{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:10px;border-radius:20px;background:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.lg-bcol{display:flex;flex-direction:column;gap:7px;padding:8px;border-radius:14px;background:rgba(255,255,255,.1)}
.lg-bcol b{line-height:14px;font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;opacity:.85}
.lg-slot{height:48px;border-radius:11px;border:1.5px dashed rgba(255,255,255,.38)}
.lg-skel{display:flex;flex-direction:column;gap:5px;padding:9px;border-radius:11px;background:rgba(255,255,255,.16)}
.lg-skel i,.lg-tlines i{display:block;height:6px;border-radius:4px;background:rgba(255,255,255,.4)}
.lg-skel i.s,.lg-tlines i.s{width:58%}
.lg-ticket{position:absolute;left:18px;top:39px;width:calc((100% - 84px) / 3);height:48px;display:flex;align-items:center;gap:8px;padding:0 9px;border-radius:11px;background:#fff;color:#1f2937;
  box-shadow:0 8px 20px rgba(20,24,31,.28);animation:lg-move 9s cubic-bezier(.45,0,.25,1) infinite}
.lg-tdot{flex:0 0 10px;width:10px;height:10px;border-radius:50%;background:#98a2b3;animation:lg-dot 9s linear infinite}
.lg-tlines{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.lg-tlines i{background:#d6dae1}
.lg-tcheck{flex:0 0 16px;width:16px;height:16px;color:#1c9a5b;opacity:0;animation:lg-check 9s linear infinite}
@keyframes lg-move{
  0%,16%{opacity:1;transform:translateX(0) scale(1) rotate(0)}
  23%{transform:translateX(calc(50% + 12px)) scale(1.07) rotate(-3deg)}
  30%,48%{opacity:1;transform:translateX(calc(100% + 24px)) scale(1) rotate(0)}
  55%{transform:translateX(calc(150% + 36px)) scale(1.07) rotate(-3deg)}
  62%,90%{opacity:1;transform:translateX(calc(200% + 48px)) scale(1) rotate(0)}
  95%{opacity:0;transform:translateX(calc(200% + 48px)) scale(.96)}
  96%{opacity:0;transform:translateX(0) scale(.96)}
  100%{opacity:1;transform:translateX(0) scale(1)}
}
@keyframes lg-dot{0%,28%{background:#98a2b3}30%,60%{background:#d97706}62%,100%{background:#1c9a5b}}
@keyframes lg-check{0%,62%{opacity:0;transform:scale(.3)}67%{opacity:1;transform:scale(1.25)}71%,92%{opacity:1;transform:scale(1)}95%,100%{opacity:0;transform:scale(1)}}

.lg-float{position:absolute;display:flex;align-items:center;gap:7px;padding:7px 12px 7px 10px;border-radius:999px;background:rgba(255,255,255,.96);color:#1f2937;font-size:11.5px;font-weight:600;white-space:nowrap;box-shadow:0 8px 22px rgba(20,24,31,.25)}
.lg-float svg{width:13px;height:13px;color:var(--brand)}
.lg-float.f1{right:-4px;top:-14px;animation:lg-bob 5.5s ease-in-out infinite}
.lg-float.f2{left:-4px;bottom:-14px;animation:lg-bob 6.5s ease-in-out -2.5s infinite}
.lg-pulse{position:relative;width:8px;height:8px;border-radius:50%;background:#22c55e}
.lg-pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:#22c55e;animation:lg-ping 2s ease-out infinite}
@keyframes lg-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes lg-ping{0%{transform:scale(1);opacity:.7}100%{transform:scale(3);opacity:0}}

.lg-chips{list-style:none;margin:auto 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.lg-chips li{display:flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.14);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);font-size:12.5px;font-weight:500;transition:background .25s,transform .25s}
.lg-chips li:hover{background:rgba(255,255,255,.24);transform:translateY(-2px)}
.lg-chips svg{width:14px;height:14px;flex:0 0 14px}

/* ---------- tarjeta del formulario ---------- */
.lg-card{position:relative;isolation:isolate;border-radius:var(--lg-r);padding:40px 38px 30px;display:flex;flex-direction:column;justify-content:center;
  background:rgba(255,255,255,.68);-webkit-backdrop-filter:blur(18px) saturate(1.3);backdrop-filter:blur(18px) saturate(1.3);border:1px solid rgba(255,255,255,.85);
  box-shadow:0 1px 2px rgba(20,24,31,.04),0 10px 30px rgba(20,24,31,.07),0 30px 70px rgba(20,24,31,.1);animation:lg-in-r .75s cubic-bezier(.2,.8,.2,1) backwards}
.lg-card::before,.lg-card::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;z-index:-1}
.lg-card::before{inset:-2px;padding:3px;background:radial-gradient(240px circle at calc(var(--mx,50%) + 2px) calc(var(--my,50%) + 2px),#fff 0%,rgba(255,255,255,.7) 35%,rgba(255,255,255,0) 72%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.lg-card::after{background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.75),rgba(255,255,255,0) 70%)}
.lg-card:hover::before,.lg-card:hover::after{opacity:1}
.lg-inner{display:flex;flex-direction:column}
.lg-inner.is-shake{animation:lg-shake .5s cubic-bezier(.36,.07,.19,.97)}
@keyframes lg-shake{10%,90%{transform:translateX(-2px)}20%,80%{transform:translateX(4px)}30%,50%,70%{transform:translateX(-7px)}40%,60%{transform:translateX(7px)}}

.lg-head h1{margin:0 0 6px;font-size:27px;line-height:1.15;letter-spacing:-.025em;font-weight:700;color:#1f2937}
.lg-sub{margin:0 0 24px;font-size:14px;line-height:1.5;color:var(--txt-3)}

.lg-error{display:flex;align-items:flex-start;gap:9px;margin:0 0 18px;padding:11px 13px;border-radius:14px;background:var(--danger-soft);color:var(--danger);font-size:13px;font-weight:500;line-height:1.4;box-shadow:inset 0 0 0 1px rgba(217,45,32,.18)}
.lg-error svg{width:16px;height:16px;flex:0 0 16px;margin-top:1px}

/* campos */
.lg-field{margin-bottom:14px}
.lg-field label{display:block;margin:0 0 7px 2px;font-size:12.5px;font-weight:600;color:var(--txt-2)}
.lg-input{position:relative;display:flex;align-items:center}
.lg-input .lg-ic{position:absolute;left:15px;width:18px;height:18px;color:var(--txt-4);pointer-events:none;transition:color .2s,transform .3s cubic-bezier(.3,1.5,.5,1)}
.lg-input input{width:100%;height:50px;padding:0 46px 0 46px;border:1px solid #dde1e7;border-radius:15px;background:rgba(255,255,255,.9);font:500 14.5px var(--font);color:var(--txt);
  transition:border-color .2s,box-shadow .2s,background .2s}
.lg-input input::placeholder{color:var(--txt-4);font-weight:400}
.lg-input input:hover{border-color:#c9ced6}
.lg-input input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(77,92,52,.18);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 20%,transparent)}
.lg-input:focus-within .lg-ic{color:var(--brand);transform:scale(1.1)}
/* correo válido */
.lg-okic{position:absolute;right:16px;width:17px;height:17px;color:var(--ok);opacity:0;transform:scale(.4);transition:opacity .2s,transform .35s cubic-bezier(.3,1.6,.5,1);pointer-events:none}
.lg-field.is-ok .lg-okic{opacity:1;transform:scale(1)}
.lg-field.is-flag .lg-okic{opacity:0;transform:scale(.4)}
/* con error */
.lg-field.is-bad .lg-input input,.lg-field.is-flag .lg-input input{border-color:var(--danger)}
.lg-field.is-bad .lg-input input:focus,.lg-field.is-flag .lg-input input:focus{box-shadow:0 0 0 4px rgba(217,45,32,.14)}
.lg-msg{display:none;margin:6px 0 0 3px;font-size:12px;font-weight:500;color:var(--danger)}
.lg-field.is-bad .lg-msg{display:block;animation:lg-rise .25s ease backwards}
.lg-caps{display:flex;align-items:center;gap:6px;margin:7px 0 0 3px;font-size:12px;font-weight:600;color:#b45309;animation:lg-rise .25s ease backwards}
.lg-caps svg{width:14px;height:14px}

/* mostrar / ocultar contraseña */
.lg-eye{position:absolute;right:7px;width:38px;height:38px;border:none;border-radius:12px;background:transparent;color:var(--txt-3);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s}
.lg-eye:hover{background:rgba(20,24,31,.06);color:var(--txt)}
.lg-eye svg{width:18px;height:18px}
.lg-eye .e-off{display:none}
.lg-eye.on .e-on{display:none}
.lg-eye.on .e-off{display:block}
.lg-eye:focus-visible,.lg-check input:focus-visible+.lg-box{outline:2px solid var(--brand);outline-offset:2px}

/* recordar correo */
.lg-check{display:flex;align-items:center;gap:10px;margin:2px 0 18px 2px;font-size:13px;font-weight:500;color:var(--txt-2);cursor:pointer;user-select:none;width:fit-content}
.lg-check input{position:absolute;opacity:0;width:0;height:0}
.lg-box{position:relative;flex:0 0 20px;width:20px;height:20px;border-radius:7px;background:rgba(255,255,255,.9);box-shadow:inset 0 0 0 1.5px #c3c9d2;display:flex;align-items:center;justify-content:center;transition:background .2s,box-shadow .2s,transform .25s cubic-bezier(.3,1.6,.5,1)}
.lg-box svg{width:13px;height:13px;color:#fff;opacity:0;transform:scale(.3);transition:opacity .15s,transform .3s cubic-bezier(.3,1.6,.5,1)}
.lg-check:hover .lg-box{box-shadow:inset 0 0 0 1.5px var(--brand)}
.lg-check input:checked+.lg-box{background:var(--brand);box-shadow:inset 0 0 0 1.5px var(--brand);transform:scale(1.05)}
.lg-check input:checked+.lg-box svg{opacity:1;transform:scale(1)}

/* botón */
.lg-btn{position:relative;isolation:isolate;overflow:hidden;width:100%;height:52px;margin-top:4px;border:none;border-radius:16px;cursor:pointer;color:#fff;font:600 15px var(--font);letter-spacing:.005em;
  display:flex;align-items:center;justify-content:center;gap:10px;background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  box-shadow:0 1px 2px rgba(20,24,31,.16),0 10px 24px rgba(20,24,31,.2);transition:transform .22s,box-shadow .22s}
.lg-btn::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:0;transition:opacity .25s;background:radial-gradient(170px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.34),transparent 70%)}
.lg-btn:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(20,24,31,.16),0 16px 32px rgba(20,24,31,.26)}
.lg-btn:hover::after{opacity:1}
.lg-btn:active{transform:translateY(0) scale(.985)}
.lg-btn:focus-visible{outline:3px solid rgba(77,92,52,.4);outline-offset:3px}
.lg-arrow{width:18px;height:18px;transition:transform .25s cubic-bezier(.3,1.4,.5,1)}
.lg-btn:hover .lg-arrow{transform:translateX(5px)}
.lg-spin{display:none;width:18px;height:18px;border-radius:50%;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;animation:lg-rot .7s linear infinite}
.lg-btn.is-loading{pointer-events:none;cursor:progress}
.lg-btn.is-loading .lg-arrow{display:none}
.lg-btn.is-loading .lg-spin{display:block}
@keyframes lg-rot{to{transform:rotate(360deg)}}

.lg-foot{margin:18px 0 0;text-align:center;font-size:12.5px;line-height:1.5;color:var(--txt-3)}
.lg-copy{position:relative;z-index:1;margin:0;font-size:12px;color:var(--pn-on-bg-2,#4b5563);opacity:.85}

/* ---------- pantallas angostas ---------- */
@media (max-width:880px){
  .lg-page{justify-content:flex-start;padding:20px 16px 16px;gap:12px}
  .lg-shell{grid-template-columns:minmax(0,1fr);max-width:460px;gap:12px}
  .lg-brand{padding:18px 20px;flex-direction:row;align-items:center}
  .lg-headline,.lg-lead,.lg-demo,.lg-chips{display:none}
  .lg-card{padding:28px 22px 22px}
  .lg-head h1{font-size:24px}
}
@media (max-width:420px){.lg-input input{font-size:16px}} /* evita el zoom automático de iOS al enfocar */

/* ---------- menos movimiento ---------- */
@media (prefers-reduced-motion:reduce){
  .lg-page *,.lg-page *::before,.lg-page *::after{animation:none !important;transition-duration:.01ms !important}
  .lg-ticket{transform:translateX(calc(100% + 24px))}
  .lg-tdot{background:#d97706}
}
@media (hover:none){.lg-brand::after,.lg-card::before,.lg-card::after,.lg-btn::after{display:none}}