/* --- Apple-inspired clean design with Dark/Light theme ------------------ */
:root{
  --radius: 16px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,.12);
  --ring: 0 0 0 3px rgba(79,140,255,.25);

  /* Light theme (default) */
  --bg:#f5f7fb;
  --fg:#0a0f1a;
  --mut:#6b7280;
  --card:#ffffffcc; /* slight translucency for subtle glass look */
  --border: rgba(8,15,26,.08);
  --accent:#0a84ff; /* iOS blue */
  --accent-contrast:#ffffff;
  --danger:#ef4444;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b1220;
    --fg:#e6e8ee;
    --mut:#98a1b3;
    --card:#0f172acc;
    --border: rgba(255,255,255,.08);
    --accent:#4f8cff;
    --accent-contrast:#ffffff;
    --danger:#ef4444;
  }
}

/* Dark mode explicit */
:root[data-theme="dark"]{
  --bg:#0b1220;
  --fg:#e6e8ee;
  --mut:#98a1b3;
  --card:#0f172acc;
  --border: rgba(255,255,255,.08);
  --accent:#4f8cff;
  --accent-contrast:#ffffff;
  --danger:#ef4444;
}

/* Light mode explicit */
:root[data-theme="light"]{
  --bg:#f5f7fb;
  --fg:#0a0f1a;
  --mut:#6b7280;
  --card:#ffffffcc;
  --border: rgba(8,15,26,.08);
  --accent:#0a84ff;
  --accent-contrast:#ffffff;
  --danger:#ef4444;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
        "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji", "Segoe UI Symbol";
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  transition: background .3s ease, color .25s ease;
}

.container{max-width:1100px;margin:24px auto;padding:0 16px}

h1{font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight:700; letter-spacing:-.01em; margin:0}
h2{font-size: clamp(1.1rem, 2.2vw, 1.25rem); font-weight:600; letter-spacing:-.01em; margin:.2rem 0 .6rem}

.card{
  background: var(--card);
  backdrop-filter: saturate(150%) blur(10px);
  border:1px solid var(--border);
  border-radius: var(--radius-lg);
  padding:16px;
  margin:16px 0;
  box-shadow: var(--shadow-md);
}

.form-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:10px}
.col-12{grid-column:span 12}.col-9{grid-column:span 9}.col-4{grid-column:span 4}.col-3{grid-column:span 3}.col-2{grid-column:span 2}

input,select,button{
  width:100%;
  padding:12px 14px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.06);
  color: var(--fg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s ease, transform .02s ease, background .25s ease, border-color .25s ease;
}

input::placeholder, textarea::placeholder{color:var(--mut)}

input:focus, select:focus{
  outline: none;
  box-shadow: var(--ring);
  border-color: var(--accent);
  background: rgba(255,255,255,.1);
}

button{
  cursor:pointer;
  background: var(--accent);
  color: var(--accent-contrast);
  border:none;
  font-weight:600;
  border-radius: 999px; /* pill */
}

button:active{transform: translateY(1px)}

.btn-secondary{
  background: transparent;
  border:1px solid var(--border);
  color: var(--fg);
}

.btn-danger{background:var(--danger)}

.table-wrap{overflow:auto;border-radius:12px;border:1px solid var(--border);background:transparent}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left}

.suggest{
  position:absolute;top:100%;left:0;right:0;
  background: var(--card);
  border:1px solid var(--border);
  z-index:10;max-height:260px;overflow:auto;border-radius:12px;margin-top:6px;
  box-shadow: var(--shadow-md);
}
.suggest.hidden{display:none}
.suggest-item{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;border-bottom:1px dashed var(--border);cursor:pointer}

@media (max-width:720px){
  .col-4{grid-column:span 12}
  .col-3{grid-column:span 6}
  .col-2{grid-column:span 6}
}

/* --- Legacy classes kept for compatibility --- */
:root{--bg:#0b1220;--fg:#e6e8ee;--mut:#98a1b3;--card:#121b2e;--accent:#4f8cff;--danger:#ef4444}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.45 system-ui,sans-serif}
.container{max-width:1100px;margin:24px auto;padding:0 16px}
.card{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:16px;margin:16px 0;box-shadow:0 6px 30px rgba(0,0,0,.15)}
.form-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:10px}
.col-12{grid-column:span 12}.col-9{grid-column:span 9}.col-4{grid-column:span 4}.col-3{grid-column:span 3}.col-2{grid-column:span 2}
input,select,button{width:100%;padding:10px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.08);background:transparent;color:var(--fg)}
button{cursor:pointer;background:var(--accent);border:none;color:white;font-weight:600}
.btn-secondary{background:transparent;border:1px solid var(--mut);color:var(--fg)}
.btn-danger{background:var(--danger)}
.table-wrap{overflow:auto;border-radius:12px;border:1px solid rgba(255,255,255,.06)}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.06);text-align:left}
.suggest{position:absolute;top:100%;left:0;right:0;background:var(--card);border:1px solid rgba(255,255,255,.06);z-index:10;max-height:260px;overflow:auto;border-radius:10px;margin-top:6px}
.suggest.hidden{display:none}
.suggest-item{display:flex;justify-content:space-between;gap:12px;padding:8px 10px;border-bottom:1px dashed rgba(255,255,255,.06);cursor:pointer}
@media (max-width:720px){ .col-4{grid-column:span 12} .col-3{grid-column:span 6} .col-2{grid-column:span 6} }