@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Syne:wght@700;800&display=swap');

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

:root {
  --bg:       #0a0e1a;
  --bg2:      #0f172a;
  --bg3:      #1e293b;
  --border:   #1e293b;
  --text:     #e2e8f0;
  --muted:    #64748b;
  --faint:    #475569;
  --green:    #00d4aa;
  --red:      #f87171;
  --orange:   #f59e0b;
  --purple:   #a78bfa;
  --mono:     'DM Mono', 'Fira Mono', monospace;
  --display:  'Syne', sans-serif;
  --topbar-h: 56px;
  --sidebar-w: 220px;
}

html, body {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
}

a { color: var(--green); text-decoration: none; }
a:hover { opacity: 0.8; }

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; }
input[type=number] { -moz-appearance: textfield; }

::-webkit-scrollbar { height: 4px; width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 2px; }

/* ── LAYOUT ── */
.page-wrap { display: flex; min-height: 100vh; }

/* ── SIDEBAR ── */
#sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform 0.3s;
}
#sidebar-logo {
  padding: 28px 24px 20px;
  border-bottom: 1px solid var(--border);
}
#sidebar-logo .eyebrow {
  font-size: 9px;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 4px;
}
#sidebar-logo h2 {
  font-family: var(--display);
  font-size: 16px;
  color: #f8fafc;
  letter-spacing: -0.02em;
}
#sidebar nav { padding: 16px 0; flex: 1; }
#sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.05em;
  border-left: 2px solid transparent;
  transition: all 0.2s;
}
#sidebar nav a:hover { color: var(--text); background: #ffffff08; }
#sidebar nav a.active { color: var(--green); border-left-color: var(--green); background: #00d4aa0a; }
#sidebar nav .nav-icon { font-size: 15px; width: 20px; text-align: center; }
#sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--faint);
}
#sidebar-footer a { color: var(--faint); font-size: 10px; }
#sidebar-footer a:hover { color: var(--red); }

/* ── MAIN ── */
#main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── TOPBAR ── */
#topbar {
  height: var(--topbar-h);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 32px;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 50;
}
#topbar-title {
  font-family: var(--display);
  font-size: 15px;
  color: #f8fafc;
}
#topbar-right { display: flex; align-items: center; gap: 16px; }
.topbar-user { font-size: 11px; color: var(--muted); }

/* ── IFRAME TOOL WRAPPER ── */
/* For full-screen tool pages (no padding) */
#main.tool-mode {
  overflow: hidden;
}
.tool-iframe-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar-h));
  overflow: hidden;
}
.tool-iframe {
  width: 100%;
  flex: 1;
  border: none;
  background: var(--bg);
  display: block;
}

/* ── CONTENT (for dashboard & non-iframe pages) ── */
#content { padding: 28px 32px; flex: 1; }

/* ── CARDS ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.card-title {
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  padding: 6px 14px;
  cursor: pointer;
  border-radius: 2px;
  letter-spacing: 0.05em;
  transition: all 0.2s;
  text-decoration: none;
}
.btn:hover { border-color: var(--green); color: var(--green); }
.btn-primary {
  background: var(--green);
  border-color: var(--green);
  color: #0a0e1a;
  font-weight: 500;
}
.btn-primary:hover { opacity: 0.85; color: #0a0e1a; }

/* ── KPI GRID ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
}
.kpi-label { font-size: 10px; color: var(--faint); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 8px; }
.kpi-value { font-size: 20px; font-family: var(--display); font-weight: 700; }

/* ── TOOL LAUNCHER CARDS (dashboard) ── */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.tool-card {
  display: block;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px 22px;
  transition: border-color 0.2s, background 0.2s;
  text-decoration: none;
  color: inherit;
}
.tool-card:hover { border-color: var(--green); background: #00d4aa06; color: inherit; opacity: 1; }
.tool-card-icon { font-size: 22px; margin-bottom: 12px; }
.tool-card-name { font-size: 13px; color: #f8fafc; font-weight: 500; margin-bottom: 4px; }
.tool-card-desc { font-size: 11px; color: var(--muted); line-height: 1.5; }
.tool-card-tag {
  display: inline-block;
  margin-top: 12px;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  opacity: 0.7;
}

/* ── DATA TABLE ── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 10px;
  color: var(--faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  font-weight: 400;
}
.data-table td {
  padding: 10px 12px;
  font-size: 12px;
  border-bottom: 1px solid #0f172a;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #ffffff04; }

/* ── BADGES ── */
.badge { display: inline-block; padding: 2px 8px; border-radius: 2px; font-size: 10px; letter-spacing: 0.05em; }
.badge-green  { background: #00d4aa22; color: var(--green); }
.badge-red    { background: #f8717122; color: var(--red); }
.badge-orange { background: #f59e0b22; color: var(--orange); }
.badge-purple { background: #a78bfa22; color: var(--purple); }

/* ── ALERTS ── */
.alert { padding: 10px 16px; border-radius: 4px; font-size: 12px; margin-bottom: 16px; }
.alert-error   { background: #f8717120; border: 1px solid #f8717140; color: var(--red); }
.alert-success { background: #00d4aa20; border: 1px solid #00d4aa40; color: var(--green); }

/* ── MOBILE ── */
#menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
}
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: #00000080;
  z-index: 90;
}

@media (max-width: 768px) {
  #sidebar { transform: translateX(-220px); }
  #sidebar.open { transform: translateX(0); }
  #sidebar-overlay.open { display: block; }
  #main { margin-left: 0; }
  #content { padding: 20px 16px; }
  #topbar { padding: 0 16px; }
  #menu-toggle { display: block; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .tool-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .tool-grid { grid-template-columns: 1fr; }
}