/* ============================================================
   DesalTech Auth (login + register) - hoja compartida
   Efectos: solo opacity/transform (GPU), una sola vez.
   ============================================================ */
:root{--dt-blue:#0d63e0;--dt-deep:#0a46ad;--dt-action:#004d9a;--dt-action-h:#003a75;--ink:#1d2433;--muted:#7b8798;--field:#eef1f6;}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter','Spartan',Arial,sans-serif;background:linear-gradient(135deg,#004d9a 0%,#1468bd 55%,#1c6bb9 100%);min-height:100vh;margin:0;overflow-x:hidden;}
.auth-stage{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px 16px;box-sizing:border-box;}
.auth-card{display:flex;width:90%;max-width:1400px;height:90vh;background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 30px 80px rgba(0,20,80,.45);position:relative;animation:authIn .45s ease-out both;}
.auth-left,.auth-right{min-width:0;}
.auth-card::after{content:'';position:absolute;right:-72px;bottom:-72px;width:170px;height:170px;background:var(--dt-blue);border-radius:50%;z-index:0;}
/* LEFT */
.auth-left{flex:0 0 44%;position:relative;background:linear-gradient(165deg,#0d63e0 0%,#0a46ad 70%);color:#fff;overflow:hidden;display:flex;border-radius:0 90px 90px 0;}
.auth-left-bg{position:absolute;inset:0;background:url('../images/bg-login.png') center/cover no-repeat;opacity:.38;}
.auth-left-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,50,140,.15) 0%,rgba(6,35,100,.55) 100%);}
.bubble{position:absolute;border-radius:50%;background:rgba(4,32,100,.42);}
.bubble.b1{width:230px;height:230px;left:-70px;bottom:-40px;}
.bubble.b2{width:210px;height:210px;left:110px;bottom:-30px;background:rgba(6,45,130,.5);}
.auth-left-inner{position:relative;z-index:2;margin:auto;text-align:center;padding:60px 42px;max-width:420px;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.auth-left-inner>*{animation:authIn .5s ease-out both;}
.auth-left-inner>*:nth-child(2){animation-delay:.08s;}
.brand{display:inline-flex;align-items:center;justify-content:center;background:#fff;border-radius:16px;padding:14px 30px;margin:0 auto 28px;box-shadow:0 10px 30px rgba(0,20,80,.35);max-width:100%;}
.brand img{display:block;width:min(180px,100%);height:auto;margin:0 auto;}
.auth-points{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:6px;}
.auth-points span{font-size:11px;font-weight:600;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);padding:6px 12px;border-radius:20px;}
/* RIGHT (base compartida) */
.auth-right{flex:1;position:relative;z-index:1;background:#fff;overflow:hidden;min-height:0;}
.auth-login .auth-right{padding:32px 44px;display:flex;flex-direction:column;justify-content:center;}
.auth-register .auth-right{padding:30px 44px 26px;}
.auth-right h2{font-weight:800;color:var(--ink);letter-spacing:.5px;text-align:center;}
.auth-login .auth-right h2{font-size:26px;}
.auth-register .auth-right h2{font-size:24px;}
.auth-right .sub{color:var(--muted);text-align:center;}
.auth-login .auth-right .sub{font-size:12.5px;margin:4px 0 18px;}
.auth-register .auth-right .sub{font-size:12px;margin:4px 0 16px;}
.auth-form{width:100%;max-width:100%;margin:0 auto;}
.auth-form>*{animation:authIn .4s ease-out both;}
.auth-form>*:nth-child(2){animation-delay:.05s;}
.auth-form>*:nth-child(3){animation-delay:.1s;}
.auth-form>*:nth-child(n+4){animation-delay:.15s;}
.auth-alert{background:#fdecec;color:#c0392b;border:1px solid #f5c6c6;border-radius:10px;padding:8px 14px;font-size:13px;font-weight:600;margin-bottom:12px;}
.errorlogin{background:#fdecec;color:#c0392b;border:1px solid #f5c6c6;border-radius:10px;padding:8px 14px;font-size:13px;font-weight:600;margin-bottom:12px;}
.auth-ok{background:#e9f7ee;color:#1e7e34;border:1px solid #bfe6c9;border-radius:10px;padding:8px 14px;font-size:13px;font-weight:600;margin-bottom:12px;}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;}
.full{grid-column:1/-1;}
.fld{position:relative;margin-bottom:11px;}
.auth-register .fld{margin-bottom:10px;}
.fld .ico{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:#5b6b7c;pointer-events:none;}
.auth-register .fld .ico{width:17px;height:17px;}
.fld input,.fld select{width:100%;max-width:100%;background:var(--field);border:0;border-radius:9px;padding:15px 47px 17px 42px;font-size:14px;color:#222;outline:none;font-family:inherit;transition:box-shadow .15s,background .15s;appearance:none;}
.fld select{padding-right:14px;cursor:pointer;}
.fld input:focus,.fld select:focus{background:#e4ebf5;box-shadow:0 0 0 2px rgba(0,77,154,.35);}
.flabel{display:block;font-size:10.5px;font-weight:700;letter-spacing:.6px;color:#5b6b7c;margin:0 2px 5px;text-transform:uppercase;}
.show-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--dt-action);font-size:11px;font-weight:800;letter-spacing:1px;cursor:pointer;padding:8px 10px;font-family:inherit;}
.meta{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:#5b6b7c;margin:2px 2px 14px;}
.meta label{display:flex;align-items:center;gap:7px;cursor:pointer;}
.meta input[type=checkbox]{accent-color:var(--dt-action);width:15px;height:15px;}
.linklike{border:0;background:transparent;color:#5b6b7c;font-size:12.5px;cursor:pointer;font-family:inherit;padding:0;}
.linklike:hover{color:var(--dt-action);}
.auth-btn{width:100%;background:var(--dt-action);border:0;color:#fff;border-radius:12px;padding:13px;font-weight:700;font-size:15px;cursor:pointer;letter-spacing:.3px;transition:background .15s,transform .12s;font-family:inherit;}
.auth-btn:hover{background:var(--dt-action-h);}
.auth-btn:active{transform:scale(.985);}
.or{display:flex;align-items:center;gap:12px;color:#9aa5b5;font-size:12px;margin:14px 0;}
.or::before,.or::after{content:'';flex:1;height:1px;background:#e2e6ec;}
.auth-ghost{display:block;text-align:center;border:1.5px solid var(--dt-action);color:var(--dt-action);border-radius:12px;padding:11px;font-weight:600;font-size:14px;text-decoration:none;transition:background .15s,color .15s;}
.auth-ghost:hover{background:var(--dt-action);color:#fff;}
.swap{text-align:center;font-size:12.5px;color:#9aa5b5;margin-top:14px;}
.swap a{color:var(--dt-action);font-weight:700;text-decoration:none;}
.cf-turnstile{margin:4px auto 12px;display:flex;justify-content:center;max-width:100%;overflow:hidden;}
.auth-login .cf-turnstile{margin:0 auto 14px;}
.cf-turnstile iframe{max-width:100% !important;}
/* SIMPLE FOOTER */
.auth-foot{padding:0 16px 26px;text-align:center;animation:authIn .5s .2s ease-out both;}
.auth-foot-inner{display:flex;align-items:center;justify-content:center;gap:8px 20px;flex-wrap:wrap;max-width:1400px;margin:0 auto;}
.auth-foot p{font-size:12px;color:rgba(255,255,255,.85);margin:0;}
.auth-foot nav{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;}
.auth-foot nav a{font-size:12px;font-weight:600;color:#fff;text-decoration:none;opacity:.9;}
.auth-foot nav a:hover{opacity:1;text-decoration:underline;}
/* MODAL */
.fg-overlay{position:fixed;inset:0;background:rgba(4,25,60,.65);display:none;align-items:center;justify-content:center;z-index:9999;padding:18px;}
.fg-overlay.open{display:flex;}
.fg-modal{background:#fff;border-radius:20px;width:min(460px,100%);overflow:hidden;box-shadow:0 30px 80px rgba(0,10,40,.5);animation:fgpop .18s ease-out;}
@keyframes fgpop{from{transform:translateY(14px) scale(.98);opacity:0}to{transform:none;opacity:1}}
.fg-head{background:linear-gradient(135deg,#004d9a,#1468bd);color:#fff;padding:22px 26px;position:relative;}
.fg-head h3{font-size:19px;font-weight:800;color:#fff;margin:0;}
.fg-head p{font-size:12.5px;color:#fff;opacity:.92;margin-top:4px;}
.fg-close{position:absolute;right:14px;top:14px;border:0;background:rgba(255,255,255,.2);color:#fff;width:32px;height:32px;border-radius:50%;font-size:16px;cursor:pointer;line-height:1;}
.fg-body{padding:26px;}
.fg-code{font-size:30px !important;font-weight:800 !important;letter-spacing:12px !important;text-align:center !important;padding-left:12px !important;}
.fg-hint{font-size:12px;color:var(--muted);text-align:center;margin-top:12px;}
.fg-hint a{color:var(--dt-action);font-weight:700;text-decoration:none;}
/* ENTRANCE */
@keyframes authIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){
.auth-card,.auth-left-inner>*,.auth-form>*,.auth-foot,.fg-modal{animation:none !important;}
}
@media(max-width:880px){
body{background:#fff;}
.auth-stage{padding:0;min-height:100vh;background:#fff;}
.auth-card{flex-direction:column;height:auto;min-height:0;width:100%;border-radius:0;box-shadow:none;}
.auth-left{flex:none;display:block;background:none;border-radius:0;min-height:0;box-shadow:none;}
.auth-left-bg,.auth-left-shade,.bubble,.auth-points{display:none;}
.auth-left-inner{padding:34px 24px 10px;max-width:100%;}
.brand{margin:0 auto;box-shadow:none;border:1px solid #e8edf3;}
.brand img{width:min(190px,76%);height:auto;}
.auth-login .auth-right,.auth-register .auth-right{padding:16px 24px 30px;overflow:visible;background:#fff;}
.auth-form{max-width:420px;}
.auth-btn,.auth-ghost,.fld input,.fld select{box-shadow:none;}
.auth-card::after{display:none;}
.grid2{grid-template-columns:1fr;}
.auth-foot{background:#fff;padding:0 16px 32px;}
.auth-foot p{color:#8a94a6;}
.auth-foot nav a{color:var(--dt-action);opacity:1;}
}
@media(max-height:820px) and (min-width:881px){
.auth-card{height:auto;min-height:90vh;}
.auth-login .auth-right,.auth-register .auth-right{padding-top:24px;padding-bottom:22px;}
.auth-register .fld{margin-bottom:8px;}
}