:root {
  --sidebar-width: 260px;
  --font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
  --page-bg: #f4f3fb;
  --card-bg: #ffffff;
  --text-primary: #1f2130;
  --text-muted: #6b7280;
  --border-color: #ebe9f5;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 2px 12px rgba(31, 33, 48, 0.06);

  --success: #10b981;
  --success-bg: #e3f9f0;

  /* Default accent: purple */
  --primary: #7c5cfc;
  --primary-dark: #6741e8;
  --primary-light: #efe9ff;
  --primary-rgb: 124, 92, 252;
}

:root[data-accent="orange"] {
  --primary: #ff8a3d;
  --primary-dark: #ee6f1a;
  --primary-light: #ffede0;
  --primary-rgb: 255, 138, 61;
}

/* Night theme — explicit opt-in only via the theme toggle, never auto-follows OS */
:root[data-theme="dark"] {
  --page-bg: #15141f;
  --card-bg: #1d1c2a;
  --text-primary: #f1f0f7;
  --text-muted: #9c99b3;
  --border-color: #2b2939;
  --primary-light: #2a2245;
}

:root[data-theme="dark"][data-accent="orange"] {
  --primary-light: #3a2717;
}

:root[data-font="classic"] {
  --font-family: Georgia, "Times New Roman", serif;
}

:root[data-font="modern"] {
  --font-family: "Trebuchet MS", "Helvetica Neue", Arial, sans-serif;
}

:root[data-font="compact"] {
  --font-family: Tahoma, Verdana, sans-serif;
}

:root[data-font="minimal"] {
  --font-family: Arial, Helvetica, sans-serif;
}

:root[data-font="elegant"] {
  --font-family: Garamond, "Book Antiqua", Palatino, serif;
}

:root[data-font="rounded"] {
  --font-family: Verdana, Geneva, sans-serif;
}

:root[data-font="technical"] {
  --font-family: Consolas, "Courier New", monospace;
}