/* ============================================================================
   LOG IN / CREATE ACCOUNT — layered on top of home.css (same tokens).
   Two columns: why you are here (left, on the warm paper) and the form (right,
   on a white card). Collapses to one column under 900px, form FIRST — a
   returning student on a phone should not scroll past marketing to log in.
   ============================================================================ */

.authbody{min-height:100vh}
.auth{
  min-height:100vh;
  display:grid;grid-template-columns:1.05fr .95fr;
}

/* ---------------------------------------------------------------- left ---- */
.aleft{
  position:relative;overflow:hidden;
  padding:46px 56px;display:flex;flex-direction:column;justify-content:center;
  background:var(--paper);
}
.aleft::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 300px at 8% -10%, rgba(123,45,38,.13), transparent 70%),
    radial-gradient(460px 280px at 90% 110%, rgba(37,99,235,.10), transparent 70%);
}
.aleft>*{position:relative}
.aleft .brand{display:inline-flex;align-items:center;gap:11px;min-height:44px;margin-bottom:44px;width:max-content}
.aleft .brand svg{width:34px;height:34px;flex:none}
.aleft .brand b{display:block;font-size:17px;font-weight:800;color:var(--navy);line-height:1.15;letter-spacing:-.03em}
.aleft .brand i{display:block;font:600 9.5px/1 var(--font);font-style:normal;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mut);margin-top:3px;white-space:nowrap}

.aleft h1{font-size:clamp(30px,3vw,40px);line-height:1.12;font-weight:800;margin:0 0 16px;letter-spacing:-.025em}
.aleft h1 span{color:var(--blue)}
.alede{font-size:15.5px;line-height:1.6;color:var(--body);max-width:46ch;margin:0 0 30px}

.afeats{display:flex;flex-direction:column;gap:12px;max-width:460px;margin-bottom:34px}
.afeat{
  display:flex;align-items:flex-start;gap:13px;
  background:var(--page);border:1px solid var(--line);border-radius:14px;
  padding:14px 16px;box-shadow:var(--sh-sm);
}
.afeat .ai{
  display:flex;align-items:center;justify-content:center;flex:none;
  width:38px;height:38px;border-radius:11px;
}
.afeat .ai svg{width:19px;height:19px}
.ai-1{background:var(--ox-t);color:var(--ox-d)}
.ai-2{background:var(--tint-2);color:var(--blue-d)}
.ai-3{background:var(--green-t);color:var(--green)}
.afeat b{display:block;font-size:14px;color:var(--navy);line-height:1.3;margin-bottom:2px}
.afeat span{display:block;font-size:12.5px;color:var(--mut);line-height:1.45}

.astats{display:flex;gap:34px;flex-wrap:wrap;padding-top:22px;border-top:1px solid var(--line);max-width:460px}
.astats b{display:block;font:800 22px/1 var(--font);color:var(--navy);letter-spacing:-.02em}
.astats span{display:block;font-size:11.5px;color:var(--mut);margin-top:4px}

/* --------------------------------------------------------------- right ---- */
.aright{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:46px 40px;background:var(--tint);border-left:1px solid var(--line);
}
.acard{
  width:100%;max-width:430px;
  background:var(--page);border:1px solid var(--line);border-radius:20px;
  padding:30px 32px 26px;box-shadow:var(--sh);
}
.acard h2{font-size:23px;font-weight:800;letter-spacing:-.02em;margin:0 0 4px}
.asub{margin:0 0 20px;font-size:14px;color:var(--mut)}

.atabs{display:grid;grid-template-columns:1fr 1fr;margin-bottom:22px;border-bottom:1px solid var(--line)}
.atabs a{
  display:flex;align-items:center;justify-content:center;min-height:44px;
  font:700 14px/1 var(--font);color:var(--mut);text-decoration:none;
  border-bottom:2px solid transparent;margin-bottom:-1px;
}
.atabs a:hover{color:var(--navy)}
.atabs a.on{color:var(--blue-d);border-bottom-color:var(--blue)}

.awarn{
  background:#FFF2D9;border:1px solid rgba(138,90,0,.28);border-left:3px solid #A65A00;
  color:#8A4B00;border-radius:10px;padding:10px 13px;font-size:13px;line-height:1.5;margin-bottom:16px;
}

.acard label{
  display:block;font:700 12px/1 var(--font);color:var(--body);
  letter-spacing:.01em;margin:0 0 7px;
}
.acard label .hint{font-weight:500;color:var(--mut);letter-spacing:0}
.hint-block{margin:-3px 0 8px;font-size:11.5px;color:var(--mut);line-height:1.45}
.hint-block code{background:var(--tint);border-radius:4px;padding:1px 5px;font-size:11px}

.afield{position:relative;margin-bottom:16px}
.afield .afi{
  position:absolute;left:13px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--mut);pointer-events:none;
}
.afield input{
  width:100%;min-height:50px;padding:0 44px 0 42px;
  border:1.5px solid var(--line-2);border-radius:12px;
  font:400 15px/1 var(--font);color:var(--navy);background:var(--page);
  transition:border-color .14s ease, box-shadow .14s ease;
}
.afield input::placeholder{color:#5C6B84}
.afield input:hover{border-color:#C2D0E4}
.afield input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--tint-2)}
.aeye{
  position:absolute;right:5px;top:50%;transform:translateY(-50%);
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;padding:0;background:none;border:0;border-radius:10px;
  color:var(--mut);cursor:pointer;
}
.aeye svg{width:19px;height:19px}
.aeye:hover{color:var(--navy);background:var(--tint)}
.aeye.on{color:var(--blue-d)}

.abtn{
  display:flex;align-items:center;justify-content:center;
  width:100%;min-height:50px;margin-top:4px;
  background:var(--blue);color:#fff;border:0;border-radius:12px;
  font:700 15px/1 var(--font);cursor:pointer;
  box-shadow:0 8px 20px rgba(37,99,235,.25);
  transition:background-color .14s ease;
}
.abtn:hover{background:var(--blue-d)}
.abtn:active{transform:translateY(1px)}

.anote{margin:16px 0 0;font-size:12.5px;color:var(--mut);line-height:1.55}
.aswap{margin:16px 0 0;font-size:13.5px;color:var(--body);text-align:center}
.aswap a{font-weight:700}
.aforgot{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--mut);line-height:1.6;
}
.aforgot b{display:block;color:var(--navy);margin-bottom:3px;font-size:13px}

.afoot{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;
  margin:22px 0 0;font-size:13px;color:var(--mut)}
.afoot a{display:inline-flex;align-items:center;min-height:44px;font-weight:600}

/* ---------------------------------------------------------- responsive ---- */
@media(max-width:900px){
  .auth{grid-template-columns:1fr}
  /* The form comes FIRST on a phone: a returning student should not scroll past
     marketing copy to reach the field they came for. */
  .aright{order:1;border-left:0;padding:28px 18px 34px;background:var(--paper)}
  .aleft{order:2;padding:34px 18px 44px;background:var(--tint);border-top:1px solid var(--line)}
  .aleft .brand{margin-bottom:26px}
  .aleft h1{font-size:26px}
  .astats{gap:24px}
  .acard{padding:24px 20px 22px}
}


/* The swap link ("Already have an account? Log in") was a 17px hit target, and it is one of
   only two routes between the two account pages. Padding on an inline-flex link, so nothing
   moves visually. Found by the live 375px sweep 2026-08-03. */
.aswap a{display:inline-flex;align-items:center;min-height:44px;padding:0 2px}

/* ── Continue with Google (2026-08-08) ───────────────────────────────────────
   Standard Google button anatomy: white field, official multicolour G, 44px+
   tap height. Shown only when the OAuth client is configured. */
.agoogle{
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;min-height:48px;margin:0 0 14px;
  background:#fff;border:1px solid #C2D0E4;border-radius:10px;
  font:700 14.5px/1 var(--font, inherit);color:#0B1F3A;text-decoration:none;
}
.agoogle:hover{background:#F7FAFE;border-color:#9FB6D9}
.adivide{
  display:flex;align-items:center;gap:12px;margin:0 0 14px;
  color:#6B7488;font-size:12px;letter-spacing:.06em;text-transform:uppercase;
}
.adivide::before,.adivide::after{content:"";flex:1;height:1px;background:#D9E2EF}