:root{--canvas:#F5F5F7;--card:#FFFFFF;--fg:#1D1D1F;--muted:#5C5C61;--faint:#68686D;--pri-fill:#0071E3;--line:rgba(0,0,0,.08);--pri:#0071E3;--pri-ink:#0066CC;--ok:#1F8A3B;--ok-soft:rgba(48,209,88,.13);--warn:#B25000;--warn-soft:rgba(255,159,10,.13);--bad:#D70015;--bad-soft:rgba(255,59,48,.1);--field:rgba(118,118,128,.12);--shadow:0 40px 90px -24px rgba(0,0,0,.28),0 0 0 .5px rgba(0,0,0,.06)}
@media (prefers-color-scheme:dark){:root{--canvas:#000;--card:#1C1C1E;--fg:#F5F5F7;--muted:#AEAEB2;--faint:#9A9AA0;--pri-fill:#0A6CD6;--line:rgba(255,255,255,.1);--pri:#0A84FF;--pri-ink:#64A8FF;--ok:#30D158;--warn:#FF9F0A;--bad:#FF453A;--field:rgba(118,118,128,.24);--shadow:0 40px 90px -24px rgba(0,0,0,.9),0 0 0 .5px rgba(255,255,255,.1)}}
*{box-sizing:border-box;margin:0}
html{color-scheme:light dark}
body{font-family:Geist,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--canvas);color:var(--fg);font-size:15px;line-height:1.47;letter-spacing:-.011em;-webkit-font-smoothing:antialiased}
button,input{font:inherit;color:inherit}
.auth{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:24px;background:radial-gradient(1200px 600px at 50% -10%,color-mix(in srgb,var(--pri) 10%,var(--canvas)),var(--canvas) 60%)}
.abox{width:min(420px,100%);background:var(--card);border-radius:28px;box-shadow:var(--shadow);padding:34px 30px 28px;display:flex;flex-direction:column;align-items:center;gap:18px;animation:in .4s cubic-bezier(.25,.1,.25,1)}
@keyframes in{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.abox{animation:none}}
.logo{width:56px;height:56px;border-radius:15px;display:grid;place-items:center;background:var(--fg);color:var(--card)}
.logo svg{width:32px;height:32px}
#view{width:100%;display:flex;flex-direction:column;gap:22px}
h1{font-size:1.5rem;font-weight:700;letter-spacing:-.03em;text-align:center}
.sub{color:var(--muted);text-align:center;margin-top:-8px;font-size:.92rem}
.field{display:flex;flex-direction:column;gap:8px;font-size:.82rem;color:var(--muted);font-weight:500}
.field input{width:100%;border:0;border-radius:12px;background:var(--field);padding:14px 16px;font-size:1rem;outline:0}
.field input:focus{box-shadow:0 0 0 3px color-mix(in srgb,var(--pri) 35%,transparent)}
.field input[readonly]{opacity:.7}
.pwd{position:relative}
.pwd input{padding-right:46px}
.eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;border:0;border-radius:9px;background:none;display:grid;place-items:center;color:var(--muted);cursor:pointer}
.eye:hover{background:var(--field);color:var(--fg)}
.eye[aria-pressed="true"]{color:var(--pri)}
.code{text-align:center;font-size:1.6rem!important;letter-spacing:.35em;font-variant-numeric:tabular-nums}
.keep{display:flex;align-items:center;gap:8px;font-size:.88rem;cursor:pointer}
.keep input{accent-color:var(--pri);width:16px;height:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;border:0;border-radius:999px;padding:12px 16px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;transition:filter .15s}
.btn:disabled{opacity:.6;cursor:default}
.pri{background:var(--pri);color:#fff}
.pri:hover:not(:disabled){filter:brightness(.94)}
.line{background:var(--field);color:var(--fg)}
.line:hover{filter:brightness(.96)}
.gbtn svg{width:18px;height:18px}
.or{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:.8rem}
.or::before,.or::after{content:'';flex:1;height:.5px;background:var(--line)}
.lnk{background:none;border:0;padding:0;color:var(--pri);font-weight:500;cursor:pointer;text-decoration:none;font-size:.9rem;align-self:center}
.lnk:hover{text-decoration:underline}
.msg{border-radius:10px;padding:10px 12px;font-size:.88rem;text-align:center}
.msg.err{background:var(--bad-soft);color:var(--bad)}
.msg.ok{background:var(--ok-soft);color:var(--ok)}
.msg.info{background:color-mix(in srgb,var(--pri) 10%,transparent);color:var(--pri-ink)}
.note{font-size:.8rem;color:var(--faint);text-align:center;line-height:1.45}
.meter{height:4px;border-radius:2px;background:var(--field);overflow:hidden}
.meter i{display:block;height:100%;width:0;transition:width .2s,background .2s}
.rules{font-size:.78rem;color:var(--muted);list-style:none;padding:0;display:flex;flex-direction:column;gap:3px}
.rules li::before{content:'○ ';color:var(--faint)}
.rules li.ok{color:var(--ok)}
.rules li.ok::before{content:'● '}
.qr{align-self:center;background:#fff;padding:10px;border-radius:14px;line-height:0}
.qr svg{width:180px;height:180px}
.secret{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem;text-align:center;background:var(--field);border-radius:10px;padding:10px;word-break:break-all;user-select:all}
.codes{display:grid;grid-template-columns:1fr 1fr;gap:6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.95rem;background:var(--field);border-radius:12px;padding:12px}
.codes span{text-align:center}
.steps{font-size:.88rem;color:var(--muted);padding-left:18px;display:flex;flex-direction:column;gap:4px}
.sec{border-top:.5px solid var(--line);padding-top:14px;display:flex;flex-direction:column;gap:10px}
.sec h2{font-size:1rem;font-weight:650}
.row{display:flex;justify-content:space-between;gap:10px;font-size:.88rem}
.row span:first-child{color:var(--muted)}
.ses{font-size:.8rem;color:var(--muted);background:var(--field);border-radius:10px;padding:8px 10px}
.ses b{color:var(--fg);font-weight:600}
.afoot{font-size:.78rem;color:var(--faint)}
.aload{display:grid;place-items:center;padding:30px}
.spin{width:22px;height:22px;border-radius:50%;border:2.5px solid var(--field);border-top-color:var(--pri);animation:sp .8s linear infinite;display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.ts{display:flex;justify-content:center;min-height:0}
:focus-visible{outline:3px solid color-mix(in srgb,var(--pri) 55%,transparent);outline-offset:2px}
.field input:-webkit-autofill{-webkit-text-fill-color:var(--fg);-webkit-box-shadow:0 0 0 40px color-mix(in srgb,var(--card) 88%,#767680) inset;caret-color:var(--fg);transition:background-color 9999s}
.field input:-webkit-autofill:focus{-webkit-box-shadow:0 0 0 40px color-mix(in srgb,var(--card) 88%,#767680) inset,0 0 0 3px color-mix(in srgb,var(--pri) 35%,transparent)}
/* contraste: botones con el azul profundo, links y textos azules con el azul de texto */
.pri{background:var(--pri-fill)}
.lnk,.msg.info{color:var(--pri-ink)}
:root{--pri-ink:#0060C7}
@media (prefers-color-scheme:dark){:root{--pri-ink:#70B2FF}}
.afoot{color:var(--muted)}
/* Más aire entre los campos, la casilla y el botón (pedido de Ramiro, 26/10). */
#view form{display:flex;flex-direction:column;gap:18px}
#view .ts:empty{display:none}
#view form > .btn{margin-top:8px}