/* =========================================
   Purple Nebula Theme - Enhanced
   Features: Sparkles, Glows, Gradients, Animations
   Maintains: 60-30-10 Rule & WCAG AA Contrast
   ========================================= */

/* CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

/* CSS Variables: Deep Purple Palette */
:root {
    /* 60% - Dominant (Deep Purples) */
    --deep-bg: #0f0518;          /* Deepest background */
    --mid-bg: #1a0a2e;           /* Mid-tone purple */
    --dark-purple: #24123a;      /* Darker accent bg */

    /* 30% - Secondary (Lighter Purples & Surfaces) */
    --surface-dark: #2d1b4e;     /* Card background */
    --surface-light: #3c2663;    /* Hover state */
    --border-purple: #5b3a8d;    /* Border color */

    /* 10% - Accent (Glowing Purples & Pinks) */
    --neon-lavender: #b48aff;    /* Primary Glow */
    --neon-magenta: #d946ef;     /* Secondary Glow */
    --soft-fox: #ffb7b2;         /* Fox accent (kept soft for contrast) */
    
    /* Text Colors (Ensuring 4.5:1+ Contrast) */
    --text-main: #e9e5f5;        /* Bright white-ish purple */
    --text-muted: #c4b8d9;       /* Softer text */

    /* Spacing */
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;

    /* Effects */
    --glow-primary: 0 0 15px rgba(180, 138, 255, 0.4);
    --glow-secondary: 0 0 25px rgba(217, 70, 239, 0.3);
    --border-glow: 0 0 10px rgba(180, 138, 255, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animated Sparkle Background */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--deep-bg);
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(91, 58, 141, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(217, 70, 239, 0.1) 0%, transparent 40%);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* Sparkle Particles */
body::before, body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.8), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 50px 160px, rgba(255,255,255,0.7), transparent),
        radial-gradient(2px 2px at 90px 40px, rgba(255,255,255,0.5), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 160px 120px, rgba(255,255,255,0.4), transparent);
    background-size: 200px 200px;
    animation: sparkleFloat 15s linear infinite;
}

body::after {
    background-size: 300px 300px;
    animation: sparkleFloat 25s linear infinite reverse;
    opacity: 0.6;
}

@keyframes sparkleFloat {
    0% { transform: translateY(0); opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { transform: translateY(-100px); opacity: 0.5; }
}

/* Header with Animated Gradient Border */
header {
    background: linear-gradient(135deg, var(--mid-bg) 0%, var(--dark-purple) 100%);
    padding: var(--space-xl) var(--space-md);
    border-bottom: 2px solid transparent;
    border-image: linear-gradient(90deg, var(--neon-lavender), var(--neon-magenta), var(--neon-lavender)) 1;
    text-align: center;
    width: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

/* Animated shimmer effect on header */
header::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(180, 138, 255, 0.1), transparent);
    animation: shimmer 4s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

h1 {
    font-family: "Sekuya", system-ui, sans-serif;
    color: var(--neon-lavender);
    font-size: clamp(2rem, 5vw, 3.5rem);
    text-shadow: 
        0 0 10px rgba(180, 138, 255, 0.5),
        0 0 20px rgba(180, 138, 255, 0.3),
        0 2px 4px rgba(0,0,0,0.8);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
    position: relative;
    z-index: 1;
}

/* Main Content */
main {
    max-width: 70ch;
    margin: 0 auto;
    padding: var(--space-lg);
    flex: 1;
    width: 100%;
    position: relative;
    z-index: 1;
}

section {
    background: linear-gradient(145deg, var(--surface-dark) 0%, var(--dark-purple) 100%);
    border: 1px solid var(--border-purple);
    border-radius: 1rem;
    padding: var(--space-lg);
    margin: var(--space-lg) 0;
    box-shadow: var(--glow-primary);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

/* Hover Glow Effect on Sections */
section:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: var(--glow-secondary);
    border-color: var(--neon-lavender);
}

/* Subtle inner glow on hover */
section:hover::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    padding: 2px;
    background: linear-gradient(135deg, rgba(180, 138, 255, 0.3), rgba(217, 70, 239, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

h2 {
    color: var(--neon-magenta);
    border-bottom: 2px solid var(--border-purple);
    padding-bottom: var(--space-sm);
    margin-top: 0;
    margin-bottom: var(--space-md);
    font-family: "Sekuya", system-ui, sans-serif;
    text-shadow: 0 0 8px rgba(217, 70, 239, 0.3);
}

p {
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
}

/* Typography Highlights */
strong {
    color: var(--neon-lavender);
    font-weight: 700;
    text-shadow: 0 0 5px rgba(180, 138, 255, 0.4);
}

em {
    color: var(--neon-magenta);
    font-style: italic;
    text-shadow: 0 0 5px rgba(217, 70, 239, 0.3);
}

.highlight-purple {
    color: var(--neon-lavender);
    font-weight: bold;
    background: linear-gradient(120deg, rgba(180, 138, 255, 0.15), transparent);
    padding: 0 6px;
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(180, 138, 255, 0.2);
}

.highlight-fox {
    color: var(--soft-fox);
    font-weight: bold;
    background: linear-gradient(120deg, rgba(255, 183, 178, 0.15), transparent);
    padding: 0 6px;
    border-radius: 4px;
    text-shadow: 0 0 5px rgba(255, 183, 178, 0.3);
}

/* Images with Glowing Borders */
figure {
    margin: var(--space-lg) auto;
    text-align: center;
    max-width: 100%;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 1rem;
    border: 2px solid var(--border-purple);
    box-shadow: 0 0 15px rgba(180, 138, 255, 0.2);
    transition: var(--transition);
}

img:hover {
    transform: scale(1.02);
    box-shadow: 0 0 25px rgba(180, 138, 255, 0.4);
    border-color: var(--neon-lavender);
}

img.round-image {
    border-radius: 50%;
    width: 220px;
    height: 220px;
    object-fit: cover;
    border: 3px solid var(--neon-lavender);
    margin: 0 auto;
    box-shadow: 
        0 0 20px rgba(180, 138, 255, 0.3),
        inset 0 0 20px rgba(180, 138, 255, 0.1);
    animation: pulseGlow 3s infinite alternate;
}

@keyframes pulseGlow {
    0% { box-shadow: 0 0 15px rgba(180, 138, 255, 0.2); }
    100% { box-shadow: 0 0 30px rgba(180, 138, 255, 0.5); }
}

figcaption {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: var(--space-sm);
    font-style: italic;
}

/* Navigation with Animated Buttons */

nav a.here, nav a.here:hover, nav a.here::before, nav a.here:hover::before {
  background: linear-gradient(145deg, var(--surface-dark), var(--surface-light));
  color: var(--text-main);
  border-color: var(--border-purple);
  transform: none;
  box-shadow: none;
  transition: none; /* optional: remove transition */
  pointer-events: auto; /* keep link clickable if it has href */
}

nav {
    background: linear-gradient(135deg, var(--mid-bg) 0%, var(--dark-purple) 100%);
    padding: var(--space-md);
    border-radius: 1rem;
    margin: var(--space-lg) 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    border: 1px solid var(--border-purple);
    box-shadow: var(--glow-primary);
}

nav a {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.95rem;
    border-radius: 0.5rem;
    background: linear-gradient(145deg, var(--surface-dark), var(--surface-light));
    border: 1px solid var(--border-purple);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

nav a::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(180, 138, 255, 0.2), transparent);
    transition: 0.5s;
}

nav a:hover {
    background: linear-gradient(145deg, var(--surface-light), var(--surface-dark));
    color: var(--neon-lavender);
    border-color: var(--neon-lavender);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(180, 138, 255, 0.3);
}

nav a:hover::before {
    left: 100%;
}

/* Footer with Gradient Border */
footer {
    background: linear-gradient(0deg, var(--mid-bg) 0%, var(--deep-bg) 100%);
    padding: var(--space-lg);
    text-align: center;
    border-top: 2px solid transparent;
    border-image: linear-gradient(90deg, var(--neon-lavender), var(--neon-magenta), var(--neon-lavender)) 1;
    margin-top: auto;
    color: var(--text-muted);
    font-size: 0.85rem;
    position: relative;
}

footer p {
    margin: 0.5rem 0;
}

footer a {
    color: var(--neon-lavender);
    text-decoration: none;
    transition: var(--transition);
}

footer a:hover {
    color: var(--neon-magenta);
    text-shadow: 0 0 8px rgba(217, 70, 239, 0.5);
}

/* AI Attribution Box */
.ai-attribution {
    margin-top: var(--space-md);
    padding: var(--space-sm);
    border-top: 1px dashed var(--border-purple);
    font-size: 0.8rem;
    color: var(--text-muted);
    background: rgba(0,0,0,0.3);
    border-radius: 0.5rem;
    position: relative;
    overflow: hidden;
}

.ai-attribution::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-lavender), var(--neon-magenta));
    animation: shimmer 3s infinite;
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    main {
        padding: var(--space-sm);
    }
    
    section {
        padding: var(--space-md);
    }

    nav {
        flex-direction: column;
        align-items: stretch;
    }

    nav a {
        width: 100%;
    }

    img.round-image {
        width: 180px;
        height: 180px;
    }
    
    h1 {
        font-size: 2rem;
    }
}