/*
 * Vibrant Playful Theme
 * WCAG 2.2 AA/AAA Compliant - Energetic and fun enhancements
 */

/* Local Fonts */
@font-face {
  font-family: 'Quicksand';
  src: url('/static/fonts/quicksand-latin-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Quicksand';
  src: url('/static/fonts/quicksand-latin-700-normal.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Lexend';
  src: url('/static/fonts/lexend-latin-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Lexend';
  src: url('/static/fonts/lexend-latin-700-normal.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Lexend';
  src: url('/static/fonts/lexend-latin-800-normal.woff2') format('woff2');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Vibrant Palette */
  --primary-50: #f5f3ff;
  --primary-100: #ede9fe;
  --primary-200: #ddd6fe;
  --primary-300: #c4b5fd;
  --primary-400: #a78bfa;
  --primary-500: #8b5cf6;
  --primary-600: #7c3aed;
  --primary-700: #6d28d9;
  --primary-800: #5b21b6;
  --primary-900: #4c1d95;

  --success-50: #ecfdf5;
  --success-500: #10b981;
  --success-700: #047857;

  --warning-50: #fffbeb;
  --warning-500: #f59e0b;
  --warning-700: #b45309;

  --danger-50: #fef2f2;
  --danger-500: #ef4444;
  --danger-700: #b91c1c;

  /* Playful Grays */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* Light Theme Colors */
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #475569; /* Darkened for AAA contrast against white */
  --text-inverse: #f8fafc;

  --bg-primary: #ffffff;
  --bg-secondary: #fdf4ff; /* Subtle purple-pink tint */
  --bg-tertiary: #f5f3ff;
  --bg-inverse: #1e1b4b; /* Deep indigo */

  --border-primary: #ddd6fe;
  --border-secondary: #ede9fe;
  --border-focus: #8b5cf6;

  /* Fun accents */
  --accent-pink: #f472b6;
  --accent-teal: #2dd4bf;
  --accent-orange: #fb923c;
  --accent-yellow: #facc15;

  --link: var(--primary-800);
  --link-hover: var(--primary-900);

  /* Component overrides for AAA contrast */
  --btn-primary-bg: var(--primary-800);
  --btn-primary-text: #ffffff;
  --btn-primary-hover: var(--primary-900);
  --btn-success-bg: var(--success-800);
  --btn-danger-bg: var(--danger-800);
  --btn-warning-bg: var(--warning-400);
  --btn-warning-text: #000000;

  /* Alert overrides for light mode contrast */
  --alert-success-bg: #ecfdf5;
  --alert-success-border: #34d399;
  --alert-success-text: #064e3b;

  --alert-info-bg: #f5f3ff;
  --alert-info-border: #a78bfa;
  --alert-info-text: #4c1d95;

  --alert-warning-bg: #fffbeb;
  --alert-warning-border: #fbbf24;
  --alert-warning-text: #78350f;

  --alert-danger-bg: #fef2f2;
  --alert-danger-border: #f87171;
  --alert-danger-text: #7f1d1d;

  /* Playful shadows */
  --shadow-sm: 0 2px 4px 0 rgba(124, 58, 237, 0.05);
  --shadow: 0 4px 6px -1px rgba(124, 58, 237, 0.1), 0 2px 4px -1px rgba(124, 58, 237, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(124, 58, 237, 0.1), 0 4px 6px -2px rgba(124, 58, 237, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(124, 58, 237, 0.1), 0 10px 10px -5px rgba(124, 58, 237, 0.04);

  /* Rounded styling */
  --rounded: 0.75rem;
  --rounded-lg: 1rem;
  --rounded-xl: 1.5rem;
  --rounded-2xl: 2rem;
  --rounded-full: 9999px;

  /* Typography - rounded and friendly */
  --font-family-sans: "Quicksand", system-ui, -apple-system, sans-serif;
  --font-family-heading: "Lexend", system-ui, -apple-system, sans-serif;
}

/* Fallback if fonts not loaded */
@supports not (font-family: "Quicksand") {
  :root {
    --font-family-sans: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  }
}

/* Hero Section Enhancements */
.hero {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  border-bottom: 4px solid var(--primary-200);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-pink) 0%, transparent 70%);
  opacity: 0.1;
  border-radius: var(--rounded-full);
}

.hero h1 {
  font-family: var(--font-family-heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--primary-800);
  font-size: 3.5rem;
}

.text-accent {
  color: var(--accent-pink);
}

/* Button playful state */
.btn {
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
  border-width: 2px;
}

.btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

/* Card playful state */
.card {
  border: 2px solid var(--border-secondary);
  border-radius: var(--rounded-xl);
  transition: all 0.3s ease;
}

.card:hover {
  border-color: var(--primary-300);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.border-highlight {
  border-color: var(--accent-pink);
  border-width: 3px;
  position: relative;
}

.border-highlight::after {
  content: "RECOMMENDED";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-pink);
  color: white;
  padding: 2px 12px;
  border-radius: var(--rounded-full);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

/* Media/Placeholder Slots Aesthetic */
.media-placeholder {
  background: var(--bg-tertiary);
  border: 3px dashed var(--border-primary);
  border-radius: var(--rounded-lg);
  color: var(--text-muted);
  font-family: var(--font-family-heading);
  font-weight: 600;
}

.media-placeholder::after {
  content: "Media Slot";
  font-size: 1.25rem;
}

.media-placeholder-video::after {
  content: "Video Placeholder";
}

.media-placeholder-image::after {
  content: "Image Placeholder";
}

/* Data Table Aesthetic */
.data-table {
  border-radius: var(--rounded-lg);
  overflow: hidden;
  border: 2px solid var(--border-secondary);
}

.data-table th {
  background-color: var(--bg-tertiary);
  color: var(--primary-800);
  font-family: var(--font-family-heading);
  font-weight: 700;
}

/* Documentation TOC Aesthetic */
.toc-list a {
  color: var(--text-secondary);
  border-radius: var(--rounded);
  transition: all 0.2s ease;
}

.toc-list a:hover {
  background-color: var(--primary-100);
  color: var(--primary-700);
  transform: translateX(4px);
}

/* Auth Pages Aesthetic */
.auth-form label {
  color: var(--text-secondary);
}

/* Profile Info Aesthetic */
.profile-info dt {
  color: var(--primary-700);
  font-family: var(--font-family-heading);
}

.profile-info dd {
  color: var(--text-primary);
}

/* Alert Aesthetic */
.alert {
  border-style: dashed;
  border-width: 3px;
  border-radius: var(--rounded-xl);
  box-shadow: var(--shadow-md);
  font-weight: 600;
  padding: var(--space-5);
}

/* Default to media query for initial theme setting */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --text-primary: #ffffff;
    --text-secondary: #f1f5f9;
    --text-muted: #e2e8f0;

    /* Rich purple/dark pink aesthetic */
    --bg-primary: #1e112a;
    --bg-secondary: #2d1640;
    --bg-tertiary: #3e1e56;

    --border-primary: #4e2a6d;
    --border-secondary: #3e1e56;
    --border-focus: #d8b4fe;

    --link: #d8b4fe;
    --link-hover: #ffffff;

    --primary-800: #faf5ff;

    /* Button overrides for dark mode contrast */
    --btn-primary-bg: #ddd6fe;
    --btn-primary-text: #0f172a;
    --btn-primary-hover: #c4b5fd;

    --btn-secondary-bg: #4e2a6d;
    --btn-secondary-text: #ffffff;
    --btn-secondary-hover: #5d3382;
    --btn-secondary-active: #6c3b97;

    --btn-danger-bg: #fca5a5;
    --btn-danger-text: #450a0a;
    --btn-danger-hover: #f87171;

    /* Dark mode form control overrides */
    --form-bg: #2d1640;
    --form-border: #4e2a6d;
    --form-border-focus: #a78bfa;
    --form-text: #ffffff;
    --form-placeholder: #cbd5e1;
    --alert-success-bg: #022c22;
    --alert-success-border: #10b981;
    --alert-success-text: #6ee7b7;

    --alert-info-bg: #1e1b4b;
    --alert-info-border: #8b5cf6;
    --alert-info-text: #c4b5fd;

    --alert-warning-bg: #451a03;
    --alert-warning-border: #f59e0b;
    --alert-warning-text: #fde68a;

    --alert-danger-bg: #450a0a;
    --alert-danger-border: #ef4444;
    --alert-danger-text: #fca5a5;
  }
}

/* Explicit dark theme (manual override) */
[data-theme="dark"] {
  --text-primary: #ffffff;
  --text-secondary: #f1f5f9;
  --text-muted: #e2e8f0;

  /* Rich purple/dark pink aesthetic */
  --bg-primary: #1e112a;
  --bg-secondary: #2d1640;
  --bg-tertiary: #3e1e56;

  --border-primary: #4e2a6d;
  --border-secondary: #3e1e56;
  --border-focus: #d8b4fe;

  --link: #d8b4fe;
  --link-hover: #ffffff;

  --primary-800: #faf5ff;

  /* Button overrides for dark mode contrast */
  --btn-primary-bg: #ddd6fe;
  --btn-primary-text: #0f172a;
  --btn-primary-hover: #c4b5fd;

  --btn-secondary-bg: #4e2a6d;
  --btn-secondary-text: #ffffff;
  --btn-secondary-hover: #5d3382;
  --btn-secondary-active: #6c3b97;

  --btn-danger-bg: #fca5a5;
  --btn-danger-text: #450a0a;
  --btn-danger-hover: #f87171;

  /* Dark mode form control overrides */
  --form-bg: #2d1640;
  --form-border: #4e2a6d;
  --form-border-focus: #a78bfa;
  --form-text: #ffffff;
  --form-placeholder: #cbd5e1;

  /* Dark mode alert overrides */
  --alert-success-bg: #022c22;
  --alert-success-border: #10b981;
  --alert-success-text: #6ee7b7;

  --alert-info-bg: #1e1b4b;
  --alert-info-border: #8b5cf6;
  --alert-info-text: #c4b5fd;

  --alert-warning-bg: #451a03;
  --alert-warning-border: #f59e0b;
  --alert-warning-text: #fde68a;

  --alert-danger-bg: #450a0a;
  --alert-danger-border: #ef4444;
  --alert-danger-text: #fca5a5;
}