/* auth.css — halaman masuk & daftar */
:root{--bg:#f2f5f3;--ink:#16241f;--muted:#5d6f69;--line:#cfd9d5;--primary:#0e5a4a;--deep:#0b3a30;--accent:#f0b429;--tint:#e7eeea;--danger:#b3382c;
  --head:'Bricolage Grotesque',system-ui,sans-serif;--body:'Public Sans',system-ui,sans-serif}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body)}
h1,h2{font-family:var(--head);line-height:1.15;margin:0;letter-spacing:-.02em}
a{color:var(--primary)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.auth{display:grid;grid-template-columns:minmax(300px,440px) 1fr;min-height:100vh}
.auth__aside{background:var(--deep);color:#d3e6df;padding:36px 40px;display:flex;flex-direction:column;justify-content:space-between;gap:40px;position:sticky;top:0;height:100vh}
.logo{font:800 1.7rem var(--head);color:#fff;text-decoration:none}
.logo span{color:var(--accent)}
.auth__aside h1{color:#fff;font-size:clamp(2rem,3.4vw,2.7rem);font-weight:800;margin-bottom:16px}
.auth__aside p{max-width:36ch}
.auth__aside small{color:#8fb3a8}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.ticks li{position:relative;padding-left:26px}
.ticks li::before{content:"";position:absolute;left:3px;top:.55em;width:11px;height:6px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg)}

.auth__main{display:grid;place-items:center;padding:40px 20px}
.box{width:100%;max-width:460px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px;display:grid;gap:6px}
.box h2{font-size:1.7rem;font-weight:800}
.alt{margin:0 0 14px;color:var(--muted)}
label{font-weight:600;font-size:.9rem;margin-top:10px}
.opt{font-weight:400;color:var(--muted)}
input:not([type=radio]):not([type=checkbox]),select{width:100%;font:400 1rem var(--body);color:var(--ink);background:#fff;border:1.5px solid #aebcb6;border-radius:8px;padding:11px 12px}
input[aria-invalid=true]{border-color:var(--danger)}
.err{margin:0;min-height:0;color:var(--danger);font-size:.85rem}
.err:empty{display:none}
.hint{margin:0;font-size:.85rem;color:var(--muted)}
.pw{position:relative}
.pw input{padding-right:92px!important}
.pw button{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--primary);font:600 .85rem var(--body);padding:6px 8px;cursor:pointer}

fieldset{border:0;padding:0;margin:0 0 6px;display:grid;gap:10px}
legend{font-weight:600;font-size:.9rem;padding:0;margin-bottom:8px}
.rcard{display:block;margin:0;cursor:pointer}
.rcard input{position:absolute;opacity:0}
.rcard span{display:grid;gap:2px;border:1.5px solid #aebcb6;border-radius:10px;padding:12px 14px 12px 44px;position:relative;transition:border-color .15s,background .15s}
.rcard span::before{content:"";position:absolute;left:14px;top:50%;margin-top:-9px;width:18px;height:18px;border:2px solid #7f918b;border-radius:50%}
.rcard small{color:var(--muted);font-weight:400;font-size:.85rem}
.rcard input:checked + span{border-color:var(--primary);background:var(--tint)}
.rcard input:checked + span::before{border-color:var(--primary);background:radial-gradient(var(--primary) 45%,transparent 50%)}
.rcard input:focus-visible + span{outline:3px solid var(--accent);outline-offset:2px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;margin-top:14px}
.check input{margin-top:.3em;width:18px;height:18px;accent-color:var(--primary)}

.btn{font:600 1rem var(--body);cursor:pointer;border:1.5px solid var(--primary);background:#fff;color:var(--primary);padding:12px 20px;border-radius:8px}
.btn:hover{background:var(--tint)}
.btn--primary{background:var(--primary);color:#fff;margin-top:18px}
.btn--primary:hover{background:var(--deep)}
.btn:disabled{opacity:.6;cursor:wait}
.demo{margin-top:18px;border-top:1px solid var(--line);padding-top:14px;font-size:.92rem}
.demo summary{cursor:pointer;font-weight:600;color:var(--primary)}
.demo p{margin:10px 0}
.demo code{background:var(--tint);padding:1px 6px;border-radius:4px}
.demo__btns{display:flex;gap:10px;flex-wrap:wrap}
.demo .btn{padding:8px 14px;font-size:.9rem}
[hidden]{display:none!important}

@media (max-width:820px){
  .auth{grid-template-columns:1fr}
  .auth__aside{position:static;height:auto;padding:22px 24px;gap:14px}
  .auth__aside p,.auth__aside .ticks,.auth__aside small{display:none}
  .auth__aside h1{font-size:1.5rem;margin:0}
  .auth__main{padding:24px 16px 40px}
  .box{padding:24px 20px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}