:root{
  /* Dark theme (default) – palette inspired by img/hm.png */
  --bg:#0b0f19;
  --bg2:#0f172a;
  --panel:rgba(255,255,255,.06);
  --stroke:rgba(255,255,255,.14);
  --text:#eef2f7;
  --muted:rgba(238,242,247,.72);

  --accent:#CF9E4D;      /* gold */
  --accent2:#F3E084;     /* light gold */
  --danger:#ef4444;

  --glow1: rgba(207,158,77,.22);
  --glow2: rgba(243,224,132,.14);

  --radius:18px;
  --shadow:0 20px 60px rgba(0,0,0,.35);
  --container:1100px;
  --focus:0 0 0 3px rgba(207,158,77,.35);
}

/* Light theme */
html[data-theme="light"]{
  --bg:#f8fafc;
  --bg2:#ffffff;
  --panel:rgba(15,23,42,.04);
  --stroke:rgba(15,23,42,.14);
  --text:#0f172a;
  --muted:rgba(15,23,42,.68);

  --accent:#9C6A2F;      /* warm gold-brown */
  --accent2:#CF9E4D;     /* gold */

  --glow1: rgba(207,158,77,.18);
  --glow2: rgba(243,224,132,.10);

  --shadow:0 20px 60px rgba(15,23,42,.10);
  --focus:0 0 0 3px rgba(156,106,47,.25);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  font-family:ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--text);
  background:
    radial-gradient(800px 400px at 15% 10%, var(--glow1), transparent 60%),
    radial-gradient(700px 350px at 85% 15%, var(--glow2), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  line-height:1.55;
}

a{color:inherit;text-decoration:none}
.container{width:min(var(--container), calc(100% - 40px)); margin:0 auto;}
main{ flex:1; padding:60px 0; }

.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: color-mix(in oklab, var(--bg) 60%, transparent);
  border-bottom:1px solid var(--stroke);
}
.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{display:flex; align-items:center; gap:5px; font-weight:600;}
.brand__logo{width:70px;height:65px; display:grid; place-items:center;}

.nav{display:flex; align-items:center; gap:10px; flex-wrap:wrap;}
.nav a{
  color:var(--muted);
  padding:10px 12px;
  border-radius:12px;
}
.nav a:hover{background:color-mix(in oklab, var(--panel) 85%, transparent); color:var(--text)}
.nav .is-active{color:var(--text); border:1px solid color-mix(in oklab, var(--accent) 70%, transparent); background: color-mix(in oklab, var(--accent) 14%, transparent)}

.btn{
  border:1px solid var(--stroke);
  background: var(--panel);
  color:var(--text);
  padding:12px 14px;
  border-radius:14px;
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  cursor:pointer;
  font-weight:700;
  box-shadow: 0 10px 25px rgba(0,0,0,.08);
}
.btn:focus{outline:none; box-shadow:var(--focus)}
.btn--primary{
  border-color:color-mix(in oklab, var(--accent) 55%, transparent);
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent2) 85%, transparent), color-mix(in oklab, var(--accent) 85%, transparent));
}
.btn--success{
  border-color:color-mix(in oklab, var(--accent) 55%, transparent);
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 85%, transparent), color-mix(in oklab, var(--accent2) 55%, transparent));
}
.btn--danger{border-color:rgba(239,68,68,.55); background: rgba(239,68,68,.12)}
.btn--ghost{background:transparent}

.card{
  border:1px solid var(--stroke);
  background: color-mix(in oklab, var(--panel) 70%, transparent);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}

.grid{display:grid; gap:14px}
.grid--2{grid-template-columns: 1.1fr .9fr}
@media (max-width: 920px){ .grid--2{grid-template-columns: 1fr} }

.kicker{
  display:inline-block;
  color:var(--muted);
  border:1px solid var(--stroke);
  padding:8px 10px;
  border-radius:999px;
  background: color-mix(in oklab, var(--panel) 70%, transparent);
  margin:0 0 14px;
}

h1{margin:0 0 10px; font-size:clamp(2rem, 3.3vw, 3rem); line-height:1.08}
.lead{margin:0 0 18px; color:var(--muted); font-size:1.05rem}
.muted{color:var(--muted)}

.field{display:grid; gap:8px; margin-bottom:14px}
label{font-weight:800}
input, select, textarea{
  width:100%;
  border-radius:14px;
  border:1px solid var(--stroke);
  background: color-mix(in oklab, var(--panel) 55%, transparent);
  color:var(--text);
  padding:12px 12px;
  font:inherit;
}
input:focus, textarea:focus, select:focus{
  outline:none; box-shadow:var(--focus);
  border-color:color-mix(in oklab, var(--accent) 55%, transparent);
}

.field-msg{margin:0; min-height:18px; color:rgba(239,68,68,.95); font-size:.92rem}
.row{display:flex; gap:12px; flex-wrap:wrap; align-items:center}
.row--center{display:flex; gap:12px; flex-wrap:wrap; align-items:center; justify-content:center}
hr{border:none; border-top:1px solid var(--stroke); margin:16px 0}

.footer{
  border-top:1px solid var(--stroke);
  padding:22px 0;
  color:var(--muted);
}
.footer__inner{display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap}

.hidden{ display:none !important; }
.scrollbox{
  max-height: 320px;
  overflow-y: auto;
  padding-right: 6px;
}

.computer{display:block; margin:16px auto; width:100px; height:auto;}
.grass{display:block; margin:16px auto; width:100px; height:auto;}

.logout-btn{
  border:1px solid var(--stroke);
  background: transparent;
  box-shadow: none;
  padding:8px;
  border-radius:14px;
}
.logout-btn:focus,
.logout-btn:focus-visible{
  outline:none;
  box-shadow:var(--focus);
}
.logout-btn:hover{background:color-mix(in oklab, var(--panel) 75%, transparent)}
.logout-icon{width:22px; height:auto; display:block;}

.theme-btn{
  border:1px solid var(--stroke);
  background: transparent;
  box-shadow:none;
  padding:8px;
  border-radius:14px;
  cursor:pointer;
}
.theme-btn:hover{background:color-mix(in oklab, var(--panel) 75%, transparent)}
.theme-btn:focus{outline:none; box-shadow:var(--focus)}
.theme-icon{display:block; font-size:18px; line-height:18px; width:22px; height:22px; text-align:center}