/* AgilePro.AI — Base Variables, Reset, Typography */

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

:root {
  /* ── Light theme (from mockup) ── */
  --bg: #F6F4F0;
  --bg-card: #FFFFFF;
  --bg-input: #F0EDE8;
  --bg-sidebar: #1C1E2A;
  --bg-sidebar-hover: #282A38;
  --text-primary: #1C1E2A;
  --text-secondary: #6B6D7B;
  --text-muted: #9B9DA8;
  --text-on-dark: #E8E6E1;
  --text-on-dark-muted: #8A8C98;
  --border: #E2DFD8;
  --border-light: #EBE9E3;

  /* ── Mode accent colors ── */
  --discovery-accent: #D4A843;
  --discovery-bg: #FDF8ED;
  --discovery-border: #F0E4C4;
  --discovery-text: #8B6E1A;
  --coach-accent: #2A9D8F;
  --coach-bg: #EDF8F6;
  --coach-border: #C4E8E3;
  --coach-text: #1A6B60;
  --event-accent: #5B6ABF;
  --event-bg: #EEEEF8;
  --event-border: #CBCDE8;
  --event-text: #3A4480;
  --workbench-accent: #D4645C;
  --workbench-bg: #FDF0EF;
  --workbench-border: #F0CCCB;
  --workbench-text: #8B3A34;

  /* ── Active mode (defaults to Discovery, overridden by [data-mode]) ── */
  --active-accent: var(--discovery-accent);
  --active-bg: var(--discovery-bg);
  --active-border: var(--discovery-border);

  /* ── Radius ── */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* ── Shadows ── */
  --shadow-sm: 0 1px 3px rgba(28,30,42,0.04), 0 1px 2px rgba(28,30,42,0.06);
  --shadow-md: 0 4px 12px rgba(28,30,42,0.06), 0 1px 4px rgba(28,30,42,0.04);
  --shadow-lg: 0 12px 40px rgba(28,30,42,0.08), 0 4px 12px rgba(28,30,42,0.04);
  --shadow-glow: 0 0 0 3px;

  /* ── Transition ── */
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);

  /* ── Legacy aliases (backward compat with existing CSS refs) ── */
  --panel: #FFFFFF;
  --ink: #1C1E2A;
  --muted: #9B9DA8;
  --line: #E2DFD8;
  --hover: rgba(28, 30, 42, 0.06);
  --text: var(--ink);
  --ink-dim: #6B6D7B;
  --accent: var(--discovery-accent);
  --accent-bg: var(--discovery-bg);
  --accent-border: var(--discovery-border);
  --accent-text: var(--discovery-text);
  --accent-hover: #C09A38;
  --sidebar-bg: var(--bg-sidebar);
  --sidebar-text: var(--text-on-dark);
  --sidebar-muted: var(--text-on-dark-muted);
  --sidebar-border: rgba(255,255,255,0.06);
  --sidebar-hover: var(--bg-sidebar-hover);
  --sidebar-active: rgba(212, 168, 67, 0.12);
  --scrollbar-track: rgba(226, 223, 216, 0.5);
  --scrollbar-thumb: #C4C0B8;
  --scrollbar-thumb-hover: #A8A49C;
  --scrollbar-thumb-active: #908C84;
}

/* ── Dark theme overrides ── */
[data-theme="dark"] {
  --bg: #141520;
  --bg-card: #1C1E2A;
  --bg-input: #24263A;
  --text-primary: #E8E6E1;
  --text-secondary: #9B9DA8;
  --text-muted: #6B6D7B;
  --border: #2E3044;
  --border-light: #252738;

  /* Mode accent tints (slightly brighter for dark bg) */
  --discovery-bg: rgba(212, 168, 67, 0.1);
  --discovery-border: rgba(212, 168, 67, 0.2);
  --discovery-text: #E8C35A;
  --coach-bg: rgba(42, 157, 143, 0.1);
  --coach-border: rgba(42, 157, 143, 0.2);
  --coach-text: #3CC4B4;
  --event-bg: rgba(91, 106, 191, 0.1);
  --event-border: rgba(91, 106, 191, 0.2);
  --event-text: #8090E0;
  --workbench-bg: rgba(212, 100, 92, 0.1);
  --workbench-border: rgba(212, 100, 92, 0.2);
  --workbench-text: #E8807A;

  /* Legacy aliases */
  --panel: #1C1E2A;
  --ink: #E8E6E1;
  --muted: #6B6D7B;
  --line: #2E3044;
  --hover: rgba(255, 255, 255, 0.06);
  --ink-dim: #9B9DA8;
  --scrollbar-track: rgba(46, 48, 68, 0.5);
  --scrollbar-thumb: #3A3D52;
  --scrollbar-thumb-hover: #4A4D64;
  --scrollbar-thumb-active: #5A5D74;

  /* Shadows (lighter glow on dark) */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2), 0 1px 2px rgba(0,0,0,0.15);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.25), 0 1px 4px rgba(0,0,0,0.15);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.35), 0 4px 12px rgba(0,0,0,0.2);
}

/* Dark theme: dot-grid lighter */
[data-theme="dark"] .content::before {
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.03) 1px, transparent 0);
}

/* Dark theme: logo invert off */
[data-theme="dark"] .sb-header img {
  filter: none;
}

/* Dark theme: settings overlay panels */
[data-theme="dark"] .settings-content {
  background: var(--bg);
}

/* Dark theme: modals */
[data-theme="dark"] .modal { background: var(--bg-card); color: var(--text-primary); }
[data-theme="dark"] .modal-backdrop { background: rgba(0,0,0,0.6); }

/* Dark theme: mode tab active text */
[data-theme="dark"] .seg[data-mode="discovery"].active { color: var(--discovery-text); }
[data-theme="dark"] .seg[data-mode="coach"].active { color: var(--coach-text); }
[data-theme="dark"] .seg[data-mode="event"].active { color: var(--event-text); }
[data-theme="dark"] .seg[data-mode="workbench"].active { color: var(--workbench-text); }

/* Dark theme: user bubble */
[data-theme="dark"] .bubble.user { background: var(--bg-card); }

/* Dark theme: topbar */
[data-theme="dark"] .topbar { background: var(--bg); border-color: var(--border); }

/* Dark theme: help panel */
[data-theme="dark"] .help-panel { background: var(--bg-card); border-color: var(--border); }

/* Dark theme: attach bar — subtle card bg instead of white overlay */
[data-theme="dark"] .attach-bar { background: var(--bg-card); }
[data-theme="dark"] .attach-bar:hover { background: var(--bg-input); }

/* Dark theme: toast */
[data-theme="dark"] .toast { background: var(--bg-card); color: var(--text-primary); border-color: var(--border); }

/* ── Mode-specific accent overrides ── */
[data-mode="discovery"] {
  --accent: var(--discovery-accent);
  --accent-bg: var(--discovery-bg);
  --accent-border: var(--discovery-border);
  --accent-text: var(--discovery-text);
  --accent-hover: #C09A38;
  --active-accent: var(--discovery-accent);
  --active-bg: var(--discovery-bg);
  --active-border: var(--discovery-border);
}
[data-mode="coach"] {
  --accent: var(--coach-accent);
  --accent-bg: var(--coach-bg);
  --accent-border: var(--coach-border);
  --accent-text: var(--coach-text);
  --accent-hover: #238578;
  --active-accent: var(--coach-accent);
  --active-bg: var(--coach-bg);
  --active-border: var(--coach-border);
}
[data-mode="event"] {
  --accent: var(--event-accent);
  --accent-bg: var(--event-bg);
  --accent-border: var(--event-border);
  --accent-text: var(--event-text);
  --accent-hover: #4A59A8;
  --active-accent: var(--event-accent);
  --active-bg: var(--event-bg);
  --active-border: var(--event-border);
}
[data-mode="workbench"] {
  --accent: var(--workbench-accent);
  --accent-bg: var(--workbench-bg);
  --accent-border: var(--workbench-border);
  --accent-text: var(--workbench-text);
  --accent-hover: #BD524B;
  --active-accent: var(--workbench-accent);
  --active-bg: var(--workbench-bg);
  --active-border: var(--workbench-border);
}

/* ── Base Typography ── */
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  overflow: hidden;
  height: 100vh;
}

h1, h2, h3 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h4, h5, h6 {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 600;
}

/* ── Global Utilities ── */
[hidden] { display: none !important; }
.small { font-size: 12px; }
.muted { color: var(--text-muted); }
.hr { height: 1px; background: var(--border-light); margin: 12px 0; }

.visually-hidden {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0 !important;
}