/* ===============================
   Base Theme Variables (Default)
   =============================== */

:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-text: #1f2933;
  --color-primary: #4f46e5;
  --color-secondary: #6366f1;
  --color-surface: #f9fafb;

  /* Customizable tokens */
  --font-scale: 1;
  --border-radius: 8px;
  --font-family: system-ui, -apple-system, sans-serif;

  /* Transition */
  --transition-speed: 0.3s;
}



/* ===============================
   Dark Theme Overrides
   =============================== */

[data-theme="dark"] {
  --color-bg: #0b1220;
  --color-text: #f1f5f9;
  --color-primary: #8b9cff;
  --color-secondary: #aab4ff;
  --color-surface: #1e293b;
}




/* ===============================
   Warm Theme Overrides
   =============================== */

[data-theme="warm"] {
  --color-bg: #fff7ed;
  --color-text: #3f2a1d;
  --color-primary: #ea580c;
  --color-secondary: #fb923c;
  --color-surface: #ffedd5;
}


/* ===============================
   Base Styles
   =============================== */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 2rem;
  font-family: var(--font-family);
  font-size: calc(16px * var(--font-scale)); /* 👈 ADD THIS */
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: background-color var(--transition-speed),
              color var(--transition-speed);
}


h1 {
  color: var(--color-primary);
}

.card {
  background-color: var(--color-surface);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-top: 1rem;
}

.button {
  background-color: var(--color-primary);
  color: #ffffff;
  border: none;
  padding: 0.75rem 1.25rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color var(--transition-speed);
}

.button:hover {
  background-color: var(--color-secondary);
}


/* ===============================
   Theme Switcher UI
   =============================== */

.theme-switcher {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.theme-switcher label {
  cursor: pointer;
  font-weight: 500;
}


/* ===============================
   Accessibility Enhancements
   =============================== */

.theme-switcher input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.theme-switcher legend {
  margin-bottom: 0.5rem;
  font-weight: 600;
}


/* ===============================
   Component Showcase
   =============================== */

.showcase {
  margin-top: 3rem;
}

.showcase h2 {
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  margin-left: 0.5rem;
}

.form-group {
  margin-top: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.25rem;
}

.form-group input {
  width: 100%;
  padding: 0.6rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-primary);
  background-color: var(--color-surface);
  color: var(--color-text);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-secondary);
}

.alert {
  margin-top: 1.5rem;
  padding: 1rem;
  background-color: var(--color-primary);
  color: #ffffff;
  border-radius: var(--border-radius);
}

.link {
  margin-top: 1rem;
  color: var(--color-primary);
  text-decoration: underline;
  cursor: pointer;
}


/* ===============================
   Theme Customization Panel
   =============================== */

.customization {
  margin-top: 4rem;
  padding: 2rem;
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
}

.customization h2 {
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.control {
  margin-bottom: 1rem;
}

.control label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.control input,
.control select {
  padding: 0.4rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-primary);
  background-color: var(--color-bg);
  color: var(--color-text);
}


.color-swatches {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #ffffff;
  cursor: pointer;
}

.reset-btn {
  margin-top: 1.5rem;
  background-color: transparent;
  color: var(--color-primary);
  border: 2px dashed var(--color-primary);
}

.reset-btn:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}