/* ==========================================================================
   WAW · Pantalla de acceso — azul eléctrico corporativo
   Sin frameworks: CSS propio ligero, responsive (móvil → escritorio) y accesible.
   ========================================================================== */
:root{
    --a-navy:#040a1c; --a-navy-2:#071231; --a-navy-3:#0b1a47;
    --a-cyan:#22d3ee; --a-cyan-l:#67e8f9; --a-blue:#2f6bff; --a-blue-d:#1d4ed8;
    --a-tx:#e8f1ff; --a-mut:#9db2d6; --a-line:rgba(103,232,249,.20);
    --a-ok:#34d399; --a-err:#fb7185; --a-warn:#fbbf24;
    --a-ease:cubic-bezier(.22,.8,.2,1);
    --a-font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
    --a-disp:'Space Grotesk','Inter',sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.auth{margin:0;min-height:100vh;min-height:100dvh;background:var(--a-navy);color:var(--a-tx);font-family:var(--a-font);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--a-cyan);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:12px;top:-60px;background:var(--a-cyan);color:#03122e;padding:10px 16px;border-radius:10px;font-weight:700;z-index:50}
.skip:focus{top:12px}

.auth__wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);min-height:100vh;min-height:100dvh}

/* ── Panel de marca ── */
.auth__brand{position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:2.5rem;padding:clamp(1.5rem,4vw,3.5rem);overflow:hidden;
    background:
      radial-gradient(900px 520px at 85% 0%,rgba(47,107,255,.40),transparent 62%),
      radial-gradient(700px 480px at 0% 100%,rgba(34,211,238,.22),transparent 60%),
      linear-gradient(160deg,var(--a-navy-3),var(--a-navy) 70%)}
.auth__brand::before{content:"";position:absolute;inset:0;pointer-events:none;
    background-image:linear-gradient(rgba(34,211,238,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(34,211,238,.08) 1px,transparent 1px);
    background-size:52px 52px;
    -webkit-mask-image:radial-gradient(ellipse 80% 70% at 40% 40%,#000 20%,transparent 78%);mask-image:radial-gradient(ellipse 80% 70% at 40% 40%,#000 20%,transparent 78%)}
.auth__brand > *{position:relative}
.auth__logo{display:inline-block;width:min(220px,52vw)}
.auth__logo img{width:100%;height:auto;filter:drop-shadow(0 4px 18px rgba(212,175,55,.25))}
.auth__headline{font-family:var(--a-disp);font-weight:700;letter-spacing:-.02em;line-height:1.08;font-size:clamp(1.9rem,3.2vw + .6rem,3.3rem);margin:0 0 1rem;text-wrap:balance}
.auth__headline span{background:linear-gradient(95deg,var(--a-cyan-l),var(--a-cyan) 45%,#60a5fa);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.auth__lead{color:var(--a-mut);max-width:44ch;margin:0 0 1.75rem;font-size:1.05rem}
.auth__points{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.auth__points li{display:flex;align-items:center;gap:.85rem;font-weight:500}
.auth__points i{flex:none;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:rgba(34,211,238,.12);border:1px solid var(--a-line);color:var(--a-cyan-l)}
.auth__points svg{width:18px;height:18px}
.auth__foot{font-size:.85rem;color:var(--a-mut)}

/* ── Panel de formulario ── */
.auth__panel{display:flex;flex-direction:column;justify-content:center;padding:clamp(1.5rem,4vw,3.5rem);background:linear-gradient(180deg,#07112c,#050d24)}
.auth__card{width:min(100%,430px);margin-inline:auto}
.auth__back{display:inline-flex;align-items:center;gap:.5rem;color:var(--a-mut);text-decoration:none;font-size:.9rem;margin-bottom:1.75rem;min-height:44px;transition:color .2s}
.auth__back:hover{color:var(--a-cyan-l)}
.auth__back svg{width:16px;height:16px}
.auth__title{font-family:var(--a-disp);font-size:clamp(1.7rem,2vw + 1rem,2.3rem);letter-spacing:-.02em;line-height:1.15;margin:0 0 .4rem}
.auth__sub{color:var(--a-mut);margin:0 0 1.75rem}

.auth__alert{display:flex;gap:.75rem;align-items:flex-start;padding:.9rem 1rem;border-radius:14px;margin:0 0 1.25rem;font-size:.94rem;border:1px solid;animation:authIn .35s var(--a-ease)}
.auth__alert svg{flex:none;width:20px;height:20px;margin-top:2px}
.auth__alert--err{background:rgba(251,113,133,.10);border-color:rgba(251,113,133,.40);color:#fecdd3}
.auth__alert--warn{background:rgba(251,191,36,.10);border-color:rgba(251,191,36,.38);color:#fde68a}
@keyframes authIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

.field{margin-bottom:1.15rem}
.field label{display:block;font-size:.88rem;font-weight:600;margin-bottom:.45rem}
.input-wrap{position:relative}
.input-wrap > svg.lead-ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--a-mut);pointer-events:none;transition:color .2s}
.input{width:100%;min-height:52px;padding:.85rem 1rem .85rem 2.75rem;border-radius:14px;border:1.5px solid var(--a-line);background:rgba(255,255,255,.05);color:var(--a-tx);font:inherit;font-size:1rem;transition:border-color .2s,background .2s,box-shadow .2s}
.input::placeholder{color:#6f86ad}
.input:hover{border-color:rgba(103,232,249,.38)}
.input:focus{outline:none;border-color:var(--a-cyan);background:rgba(255,255,255,.08);box-shadow:0 0 0 4px rgba(34,211,238,.18)}
.input-wrap:focus-within > svg.lead-ico{color:var(--a-cyan-l)}
.input--pw{padding-right:3.25rem}
.toggle-pw{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:44px;height:44px;border:0;border-radius:12px;background:transparent;color:var(--a-mut);cursor:pointer;display:grid;place-items:center;transition:color .2s,background .2s}
.toggle-pw:hover{color:var(--a-cyan-l);background:rgba(34,211,238,.10)}
.toggle-pw svg{width:20px;height:20px}

.btn-login{position:relative;width:100%;min-height:54px;margin-top:.4rem;border:0;border-radius:999px;cursor:pointer;font:inherit;font-weight:700;font-size:1.02rem;color:#03122e;
    background:linear-gradient(135deg,var(--a-blue),var(--a-cyan));box-shadow:0 14px 34px -12px rgba(47,107,255,.75);
    transition:transform .25s var(--a-ease),box-shadow .25s,filter .25s}
.btn-login:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 20px 40px -12px rgba(34,211,238,.6)}
.btn-login:active{transform:translateY(0) scale(.99)}
.btn-login[disabled]{cursor:progress;filter:saturate(.7);transform:none}
.btn-login .spin{display:none;width:20px;height:20px;border:3px solid rgba(3,18,46,.3);border-top-color:#03122e;border-radius:50%;margin-right:.6rem;vertical-align:-4px;animation:authSpin .7s linear infinite}
.btn-login.is-loading .spin{display:inline-block}
@keyframes authSpin{to{transform:rotate(360deg)}}

.auth__alt{margin:1.6rem 0 0;padding-top:1.4rem;border-top:1px solid var(--a-line);text-align:center;color:var(--a-mut);font-size:.94rem}
.auth__alt a{color:var(--a-cyan-l);font-weight:600;text-decoration:none;padding:.25rem .1rem}
.auth__alt a:hover{text-decoration:underline}
.auth__secure{display:flex;align-items:center;justify-content:center;gap:.5rem;margin-top:1.1rem;font-size:.8rem;color:#6f86ad}
.auth__secure svg{width:15px;height:15px}

/* ── Responsive ── */
@media (max-width:991.98px){
  .auth__wrap{grid-template-columns:1fr}
  .auth__brand{gap:1.25rem;padding:1.5rem 1.25rem 2rem}
  .auth__points,.auth__lead{display:none}                 /* en móvil se prioriza el formulario */
  .auth__headline{font-size:clamp(1.55rem,6vw,2rem);margin:0}
  .auth__foot{display:none}
  .auth__panel{padding:1.75rem 1.25rem 2.5rem;justify-content:flex-start}
  .auth__brand{flex-direction:column;justify-content:flex-start}
}
@media (max-width:420px){.auth__card{width:100%}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}