:root{
  --auth-bg:#f6f0e9;
  --auth-card:#fffdf9;
  --auth-text:#514541;
  --auth-muted:#7b6d68;
  --auth-rose:#a96f69;
  --auth-rose-dark:#865753;
  --auth-rose-soft:#ead7d1;
  --auth-sage:#a6afa1;
  --auth-line:rgba(81,69,65,.14);
  --auth-shadow:0 28px 80px rgba(96,73,67,.10);
}
body.niaf-auth{
  min-height:100svh;
  margin:0;
  color:var(--auth-text);
  background:
    radial-gradient(circle at 8% 8%,rgba(169,111,105,.11),transparent 25rem),
    radial-gradient(circle at 94% 92%,rgba(166,175,161,.16),transparent 27rem),
    var(--auth-bg);
  font-family:"NiafSans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
}
body.niaf-auth a{color:inherit}
.niaf-auth-shell{width:min(calc(100% - 36px),1120px);margin:0 auto;padding:28px 0 42px}
.niaf-auth-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.niaf-auth-brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;font-size:.86rem;font-weight:750;letter-spacing:-.01em}
.niaf-auth-brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--auth-rose);color:#fff;font-family:"NiafSerif",Georgia,serif;font-size:1.28rem;font-style:italic;font-weight:400;box-shadow:0 10px 24px rgba(169,111,105,.24)}
.niaf-auth-back{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:var(--auth-muted);font-size:.78rem;font-weight:650;padding:9px 12px;border-radius:999px;transition:.2s ease}
.niaf-auth-back:hover{background:rgba(255,255,255,.62);color:var(--auth-rose-dark)}
.niaf-auth-stage{display:grid;grid-template-columns:minmax(0,.95fr) minmax(420px,1.05fr);gap:22px;align-items:stretch}
.niaf-auth-intro{position:relative;min-height:640px;overflow:hidden;border-radius:34px;padding:clamp(32px,5vw,58px);background:linear-gradient(145deg,#b78178 0%,#a4746d 45%,#8e6964 100%);color:#fff;box-shadow:var(--auth-shadow);display:flex;flex-direction:column;justify-content:space-between;isolation:isolate}
.niaf-auth-intro:before,.niaf-auth-intro:after{content:"";position:absolute;border-radius:50%;z-index:-1;pointer-events:none}
.niaf-auth-intro:before{width:360px;height:360px;right:-160px;top:-130px;border:1px solid rgba(255,255,255,.18)}
.niaf-auth-intro:after{width:440px;height:440px;left:-260px;bottom:-300px;background:radial-gradient(circle,rgba(255,255,255,.15),transparent 68%)}
.niaf-auth-intro .niaf-eyebrow{color:#f7ded8;margin:0 0 18px}
.niaf-auth-intro h2{font-family:"NiafSerif",Georgia,serif;font-size:clamp(2.7rem,5vw,4.85rem);line-height:.95;letter-spacing:-.035em;font-weight:400;margin:0;max-width:8.6em}
.niaf-auth-intro p{max-width:480px;margin:24px 0 0;color:rgba(255,255,255,.78);font-size:.97rem;line-height:1.7}
.niaf-auth-benefits{display:grid;gap:10px;margin-top:38px}
.niaf-auth-benefit{display:flex;align-items:center;gap:11px;font-size:.78rem;color:rgba(255,255,255,.82)}
.niaf-auth-benefit i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.15);font-style:normal;font-size:.72rem}
.niaf-auth-intro-foot{display:flex;align-items:center;gap:10px;margin-top:35px;padding-top:22px;border-top:1px solid rgba(255,255,255,.13);font-size:.69rem;color:rgba(255,255,255,.65)}
.niaf-auth-intro-foot span{width:7px;height:7px;border-radius:50%;background:#d7e3d2;box-shadow:0 0 0 5px rgba(215,227,210,.10)}
.niaf-auth-card{align-self:stretch;background:rgba(255,253,249,.94);border:1px solid rgba(255,255,255,.85);border-radius:34px;padding:clamp(30px,5vw,58px);box-shadow:var(--auth-shadow);display:flex;flex-direction:column;justify-content:center;backdrop-filter:blur(10px)}
.niaf-auth-card .niaf-eyebrow{margin:0 0 13px}
.niaf-auth-card h1{font-family:"NiafSerif",Georgia,serif;font-size:clamp(2.55rem,5.2vw,4.15rem);line-height:.97;letter-spacing:-.035em;font-weight:400;margin:0;color:var(--auth-text)}
.niaf-auth-subtitle{margin:16px 0 28px;color:var(--auth-muted);line-height:1.65;font-size:.9rem;max-width:460px}
.niaf-form{display:grid;gap:17px}
.niaf-form label{display:grid;gap:7px;color:var(--auth-text);font-size:.76rem;font-weight:750}
.niaf-form input[type="text"],.niaf-form input[type="email"],.niaf-form input[type="tel"],.niaf-form input[type="password"]{width:100%;height:52px;border:1px solid var(--auth-line);border-radius:14px;background:#fff;padding:0 15px;color:var(--auth-text);font:inherit;font-size:.91rem;outline:none;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.niaf-form input:focus{border-color:var(--auth-rose);box-shadow:0 0 0 4px rgba(169,111,105,.10);background:#fffefc}
.niaf-form small{font-weight:450;color:var(--auth-muted);font-size:.67rem;line-height:1.45}
.niaf-form .check{display:flex;align-items:flex-start;gap:9px;font-weight:500;color:var(--auth-muted);line-height:1.45;font-size:.76rem;cursor:pointer}
.niaf-form .check input{width:17px;height:17px;margin:1px 0 0;accent-color:var(--auth-rose);flex:0 0 auto}
.niaf-auth .niaf-primary{width:100%;min-height:52px;margin-top:2px;border-radius:14px;background:var(--auth-rose);box-shadow:0 12px 26px rgba(169,111,105,.20);transition:transform .2s ease,background .2s ease,box-shadow .2s ease}
.niaf-auth .niaf-primary:hover{background:var(--auth-rose-dark);transform:translateY(-1px);box-shadow:0 16px 32px rgba(134,87,83,.20)}
.niaf-auth-links{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:20px;padding-top:20px;border-top:1px solid var(--auth-line);font-size:.76rem}
.niaf-auth-links a{text-decoration:none;color:var(--auth-rose-dark);font-weight:700}
.niaf-auth-links a:hover{text-decoration:underline}
.niaf-auth-links.single{justify-content:flex-start}
.niaf-auth-note{display:flex;gap:10px;margin-top:24px;padding:14px 15px;border-radius:14px;background:#f5eee9;color:var(--auth-muted);font-size:.69rem;line-height:1.55}
.niaf-auth-note i{flex:0 0 auto;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--auth-rose-soft);color:var(--auth-rose-dark);font-style:normal;font-weight:800}
.niaf-alert{padding:13px 15px;border-radius:14px;margin:18px 0;border:1px solid;font-size:.78rem;line-height:1.5}
.niaf-alert.error{background:#fff1ef;border-color:#ebc8c3;color:#814b46}
.niaf-alert.success{background:#eef5ec;border-color:#cadbc6;color:#456445}
.niaf-auth-mini-title{font-family:"NiafSerif",Georgia,serif;font-size:1.15rem;font-weight:400;color:var(--auth-text);margin:0 0 5px}
.niaf-auth-card.is-compact{justify-content:center}
@media(max-width:920px){
  .niaf-auth-stage{grid-template-columns:1fr;max-width:650px;margin:0 auto}
  .niaf-auth-intro{min-height:auto;padding:32px;border-radius:28px}
  .niaf-auth-intro h2{font-size:clamp(2.55rem,9vw,4rem);max-width:11em}
  .niaf-auth-intro p{margin-top:16px}
  .niaf-auth-benefits{grid-template-columns:1fr 1fr;margin-top:28px}
  .niaf-auth-intro-foot{display:none}
  .niaf-auth-card{border-radius:28px}
}
@media(max-width:620px){
  .niaf-auth-shell{width:min(calc(100% - 24px),560px);padding:16px 0 28px}
  .niaf-auth-top{margin-bottom:14px}
  .niaf-auth-back{font-size:0;width:40px;height:40px;padding:0;justify-content:center;background:rgba(255,255,255,.54)}
  .niaf-auth-back:after{content:"←";font-size:1rem}
  .niaf-auth-intro{padding:26px 24px;border-radius:24px}
  .niaf-auth-intro h2{font-size:2.65rem}
  .niaf-auth-intro p{font-size:.85rem}
  .niaf-auth-benefits{grid-template-columns:1fr;gap:8px}
  .niaf-auth-benefit:nth-child(3){display:none}
  .niaf-auth-card{padding:30px 22px;border-radius:24px}
  .niaf-auth-card h1{font-size:2.85rem}
  .niaf-auth-links{align-items:flex-start;flex-direction:column}
}
@media(max-width:390px){
  .niaf-auth-intro{display:none}
  .niaf-auth-card{min-height:calc(100svh - 90px);justify-content:center}
}

/* 0.2.3 — friendlier access language and password feedback */
.niaf-auth-links-friendly{align-items:center}
.niaf-auth-links-friendly>span{color:var(--auth-muted);font-size:.74rem}
.niaf-auth-links-friendly>span a{margin-left:4px}
.niaf-password-rules{display:grid;grid-template-columns:1fr 1fr;gap:7px 10px;margin-top:3px}
.niaf-password-rules small{position:relative;padding-left:18px;color:var(--auth-muted);transition:color .2s ease}
.niaf-password-rules small:before{content:"○";position:absolute;left:0;top:-1px;color:#b8aaa4;font-size:.85rem;line-height:1}
.niaf-password-rules small.is-ok{color:#587257}
.niaf-password-rules small.is-ok:before{content:"✓";color:#668565;font-weight:800}
@media(max-width:620px){.niaf-password-rules{grid-template-columns:1fr}.niaf-auth-links-friendly{align-items:flex-start}}

/* v0.3.0 — Google access */
.niaf-google-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:48px;border:1px solid rgba(81,69,65,.15);border-radius:13px;background:#fff;color:#514541;text-decoration:none;font-size:.82rem;font-weight:750;box-shadow:0 5px 18px rgba(81,69,65,.04);transition:.2s ease}.niaf-google-button:hover{transform:translateY(-1px);border-color:rgba(169,111,105,.32);box-shadow:0 10px 26px rgba(81,69,65,.07)}.niaf-google-button span{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(81,69,65,.12);font-weight:900}.niaf-auth-or{position:relative;display:grid;place-items:center;margin:13px 0}.niaf-auth-or:before{content:"";position:absolute;left:0;right:0;height:1px;background:rgba(81,69,65,.1)}.niaf-auth-or span{position:relative;padding:0 10px;background:#fffdf9;color:#9a8c87;font-size:.6rem;text-transform:uppercase;letter-spacing:.1em}

/* NIAF 0.3.1 — profile completion */
.niaf-form input[type="date"],.niaf-form select{width:100%;height:52px;border:1px solid var(--auth-line);border-radius:14px;background:#fff;padding:0 15px;color:var(--auth-text);font:inherit;font-size:.91rem;outline:none}.niaf-consent-box{display:grid;gap:12px;padding:16px;border-radius:16px;background:#f7f0eb;border:1px solid var(--auth-line)}.niaf-consent-box>strong{font-size:.76rem}.niaf-consent-box label{margin:0}

/* v0.3.19 — Google Identity Services */
.niaf-google-slot{position:relative;width:100%;min-height:48px;display:flex;align-items:center;justify-content:center}.niaf-google-slot>div:not(.niaf-google-progress):not(.niaf-google-error){max-width:100%}.niaf-google-loading,.niaf-google-error,.niaf-google-progress{width:100%;min-height:48px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(81,69,65,.15);border-radius:999px;background:#fff;color:#786b66;font-size:.78rem;text-align:center;padding:10px 14px}.niaf-google-error{border-color:rgba(169,111,105,.28);background:#fff8f6;color:#865753}.niaf-google-progress{position:absolute;inset:0;z-index:3;background:rgba(255,252,248,.96);font-weight:700}.niaf-google-slot.is-busy iframe{opacity:.35}.niaf-google-button.is-disabled{opacity:.62;cursor:not-allowed;transform:none!important;box-shadow:none}.niaf-google-slot iframe{max-width:100%!important}