@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=DM+Sans:wght@300;400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #111212;
  --bg2:       #191a1b;
  --bg3:       #1f2122;
  --bg4:       #252728;
  --border:    rgba(255,255,255,0.07);
  --border2:   rgba(255,255,255,0.13);
  --border3:   rgba(255,255,255,0.22);
  --text:      #e8e6e1;
  --muted:     #7a7874;
  --hint:      #3e3c3a;
  --accent:    #3B82F6;
  --accent-hi: #5a9ff8;
  --accent-dim:rgba(59,130,246,0.13);
  --accent-bg: rgba(59,130,246,0.07);
  --red:       #c0392b;
  --red-dim:   rgba(192,57,43,0.12);
  --green-dim: rgba(46,204,113,0.4);
  --ff: 'DM Sans', sans-serif;
  --fm: 'IBM Plex Mono', monospace;
  --radius:    5px;
  --radius-lg: 8px;
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff);
  font-size: 14px;
  line-height: 1.5;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(59,130,246,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 10% 90%, rgba(74,158,221,0.04) 0%, transparent 50%),
    var(--bg);
}

/* ── Site nav ── */
.site-nav {
  border-bottom: 1px solid var(--border2);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  height: 48px;
  position: sticky;
  top: 0;
  background: rgba(17,18,18,0.95);
  backdrop-filter: blur(12px);
  z-index: 100;
  gap: 0;
}
.site-nav .nav-brand {
  font-family: var(--fm);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
  margin-right: 1.5rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.site-nav .nav-links {
  display: flex;
  gap: 0;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
}
.site-nav .nav-links::-webkit-scrollbar { display: none; }
.site-nav .nav-link {
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  padding: 0 12px;
  height: 48px;
  display: flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.site-nav .nav-link:hover { color: var(--text); }
.site-nav .nav-link.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Page wrapper ── */
.page { max-width: 1100px; margin: 0 auto; padding: 2.5rem 2rem 4rem; }

/* ── Page header ── */
.page-header { margin-bottom: 2rem; }
.page-header h1 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.025em;
  margin-bottom: 4px;
}
.page-header p {
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb {
  font-family: var(--fm);
  font-size: 11px;
  color: var(--hint);
  margin-bottom: 14px;
}
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--text); }
.breadcrumb span { margin: 0 6px; }

/* ── Panel ── */
.panel {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
}
.panel-flush {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* ── Section heading ── */
.section-head {
  display: flex; align-items: center; gap: 10px; margin-bottom: 1rem;
}
.section-title {
  font-size: 11px; font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--muted); white-space: nowrap;
}
.section-rule { flex: 1; height: 1px; background: var(--border); }

/* ── Form elements ── */
.field { display: flex; flex-direction: column; gap: 5px; }
.field label {
  font-size: 10px; font-weight: 500; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--muted);
}
input[type=text], input[type=date], select, textarea {
  font-family: var(--ff); font-size: 13px; color: var(--text);
  background: var(--bg3); border: 1px solid var(--border2);
  border-radius: var(--radius); padding: 8px 11px; width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
input:hover, select:hover, textarea:hover { border-color: var(--border3); }
textarea { resize: vertical; line-height: 1.6; }
select { cursor: pointer; }
::placeholder { color: var(--hint); }

/* ── Buttons ── */
.btn {
  font-family: var(--ff); font-size: 12px; font-weight: 500;
  padding: 9px 20px; border-radius: var(--radius); cursor: pointer;
  border: 1px solid var(--border2); background: var(--bg3); color: var(--muted);
  transition: all 0.15s;
}
.btn:hover { background: var(--bg4); color: var(--text); border-color: var(--border3); }
.btn-ghost { border-color: transparent; background: none; }
.btn-ghost:hover { background: var(--bg3); border-color: var(--border); color: var(--text); }
.btn-accent { background: var(--accent); color: #0a1628; border-color: transparent; }
.btn-accent:hover { background: var(--accent-hi); }
.btn-outline { border-color: var(--border3); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-bg); }
.btn[disabled] { opacity: 0.4; cursor: not-allowed; pointer-events: none; }

/* ── Grid ── */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.grid4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }
.gap-row { margin-bottom: 14px; }

/* ── Dropzone ── */
.dropzone {
  border: 1px dashed var(--border2);
  border-radius: var(--radius-lg);
  min-height: 160px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; text-align: center; padding: 2rem;
  transition: border-color 0.15s, background 0.15s;
  color: var(--muted); font-size: 13px;
}
.dropzone:hover, .dropzone.drag {
  border-color: var(--accent); background: var(--accent-bg); color: var(--text);
}

/* ── Table ── */
table { border-collapse: collapse; width: 100%; font-size: 13px; }
thead th {
  font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--hint); font-weight: 500; padding: 10px 14px;
  border-bottom: 1px solid var(--border2); text-align: left;
}
tbody td {
  padding: 10px 14px; border-bottom: 1px solid var(--border);
  color: var(--text); vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg3); }

/* ── Mono text ── */
.mono { font-family: var(--fm); letter-spacing: 0.03em; }

/* ── Actions bar ── */
.actions {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border3); }