/* ============================================================
   TrainChain — single-colour theme.
   All colour comes from --brand* variables injected per-request
   from the admin Settings page. Change the brand colour there and
   the entire UI re-tints. Mobile-first; safe-area aware for app wrappers.
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --ink:#16211f; --muted:#5b6b67; --line:#e4eae8; --bg:#f6f9f8;
  --card:#ffffff; --radius:16px; --shadow:0 1px 2px rgba(16,35,31,.06),0 8px 24px rgba(16,35,31,.06);
  --maxw:960px;
}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"Outfit",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.55;
  min-height:100dvh;display:flex;flex-direction:column;
  padding-top:env(safe-area-inset-top);
}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:18px}
a{color:var(--brand-700);text-decoration:none}
h1,h2,h3{font-family:"Fraunces",Georgia,serif;font-weight:600;line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,4.5vw,2.5rem)}
h2{font-size:clamp(1.3rem,3vw,1.7rem)}

/* ---------- Top bar ---------- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--brand-700);font-weight:600}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand),var(--brand-700));color:var(--on-brand)}
.brand-name{font-family:"Fraunces",serif;font-size:1.22rem;color:var(--ink);letter-spacing:-.01em}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:9px 12px;border-radius:10px;color:var(--ink);font-weight:500;font-size:.96rem}
.nav a:hover{background:var(--brand-50)}
.nav-user{display:flex;align-items:center;gap:8px}
.nav-user img{border-radius:50%}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

/* ---------- Layout ---------- */
.page{flex:1;padding-block:26px 40px;width:100%}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px}
.card + .card{margin-top:16px}
.grid{display:grid;gap:14px}
.muted{color:var(--muted)}
.center{text-align:center}

/* ---------- Hero / search ---------- */
.hero{background:linear-gradient(160deg,var(--brand-50),var(--card));border:1px solid var(--line);
  border-radius:22px;padding:clamp(22px,5vw,40px);box-shadow:var(--shadow)}
.hero p.tagline{color:var(--muted);font-size:1.05rem;margin-top:8px;max-width:46ch}
.search-form{display:grid;gap:12px;margin-top:22px;grid-template-columns:1fr 1fr auto}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:.8rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
input,select{font:inherit;color:var(--ink);background:#fff;border:1.5px solid var(--line);
  border-radius:12px;padding:13px 14px;width:100%;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-100)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;
  background:var(--brand);color:var(--on-brand);border:0;border-radius:12px;
  padding:13px 20px;font:inherit;font-weight:600;transition:transform .06s,filter .15s}
.btn:hover{filter:brightness(.95)}
.btn:active{transform:translateY(1px)}
.btn-ghost{background:var(--brand-50);color:var(--brand-700)}
.btn-sm{padding:9px 15px;font-size:.92rem}
.btn-block{width:100%}
.btn-google{background:#fff;color:#3c4043;border:1.5px solid var(--line);font-weight:600}
.btn-google svg{width:19px;height:19px}

/* ---------- Tables / results ---------- */
.result{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff;display:grid;
  grid-template-columns:1fr auto;gap:10px 16px;align-items:center}
.result + .result{margin-top:12px}
.result .tno{font-weight:600;color:var(--brand-700)}
.result .times{display:flex;align-items:center;gap:12px;font-variant-numeric:tabular-nums}
.result .times b{font-size:1.15rem}
.badge{display:inline-block;background:var(--brand-50);color:var(--brand-700);
  border-radius:999px;padding:3px 10px;font-size:.78rem;font-weight:600}
table.tbl{width:100%;border-collapse:collapse}
table.tbl th,table.tbl td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);font-size:.94rem}
table.tbl th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}

/* ---------- Flash ---------- */
.flash{border-radius:12px;padding:12px 16px;margin-bottom:16px;font-weight:500;border:1px solid}
.flash-info{background:var(--brand-50);border-color:var(--brand-100);color:var(--brand-700)}
.flash-success{background:#e9f7ef;border-color:#bfe6cf;color:#1c6b3f}
.flash-error{background:#fdecec;border-color:#f6c9c9;color:#a32626}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);background:#fff;
  padding-bottom:calc(18px + env(safe-area-inset-bottom))}
.footer-in{padding-block:22px;color:var(--muted);font-size:.9rem}
.footer-note{margin-top:4px;font-size:.82rem}

/* ---------- Forms layout helper ---------- */
.form-row{display:grid;gap:6px;margin-bottom:16px}
.color-pick{display:flex;align-items:center;gap:12px}
.color-pick input[type=color]{width:54px;height:46px;padding:4px;cursor:pointer}
.swatches{display:flex;gap:8px;flex-wrap:wrap}
.swatch{width:34px;height:34px;border-radius:9px;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer}

/* ---------- Mobile ---------- */
@media (max-width:720px){
  .nav-toggle{display:flex}
  .nav{position:fixed;inset:60px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);padding:10px 18px 16px;
    transform:translateY(-130%);transition:transform .22s ease;box-shadow:var(--shadow)}
  body.nav-open .nav{transform:translateY(0)}
  .nav a{padding:13px 12px}
  .search-form{grid-template-columns:1fr}
  .result{grid-template-columns:1fr}
}