/* ============================================================================
   FABLETRACK CHANGELOG - Styles
   ============================================================================ */

/* ----------------------------------------------------------------------------
   Local Fonts
   ---------------------------------------------------------------------------- */
@font-face {
    font-family: 'Cinzel';
    src: url('../fonts/Cinzel-VariableFont_wght.ttf') format('truetype');
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-VariableFont_wght.ttf') format('truetype');
    font-weight: 300 600;
    font-style: normal;
    font-display: swap;
}

/* ----------------------------------------------------------------------------
   CSS Variables
   ---------------------------------------------------------------------------- */
:root {
    /* Colors - Background */
    --color-bg-dark: #0f1419;
    --color-bg-card: #1a1f2e;
    --color-bg-elevated: #232936;
    --color-border: #2d3548;
    
    /* Colors - Text */
    --color-text: #e8eaed;
    --color-text-muted: #9ca3af;
    
    /* Colors - Accent */
    --color-accent-gold: #f5c842;
    --color-accent-purple: #a855f7;
    --color-accent-cyan: #22d3ee;
    --color-accent-green: #4ade80;
    --color-accent-red: #ef4444;
    --color-accent-orange: #f97316;
    
    /* Typography */
    --font-display: 'Cinzel', serif;
    --font-body: 'Source Sans 3', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    
    /* Layout */
    --max-width: 900px;
    --border-radius: 12px;
}

/* ----------------------------------------------------------------------------
   Base Styles
   ---------------------------------------------------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-dark);
    color: var(--color-text);
    line-height: 1.6;
    font-weight: 400;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(ellipse at 20% 20%, rgba(168, 85, 247, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(245, 200, 66, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

a {
    color: var(--color-accent-gold);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ----------------------------------------------------------------------------
   Navigation
   ---------------------------------------------------------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xs) var(--spacing-lg);
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-mascot {
    width: 200px;
    height: auto;
    object-fit: contain;
    transition: transform 0.2s ease;
}

.logo:hover .logo-mascot {
    transform: scale(1.03);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--color-text);
    text-decoration: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-gold) 0%, #e5a820 100%);
    color: var(--color-bg-dark);
    box-shadow: 0 4px 20px rgba(245, 200, 66, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(245, 200, 66, 0.4);
    text-decoration: none;
}

/* ----------------------------------------------------------------------------
   Changelog Hero
   ---------------------------------------------------------------------------- */
.changelog-hero {
    padding: calc(120px + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
    text-align: center;
    background: linear-gradient(180deg, var(--color-bg-card) 0%, var(--color-bg-dark) 100%);
    border-bottom: 1px solid var(--color-border);
}

.changelog-hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.changelog-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.changelog-hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

/* ----------------------------------------------------------------------------
   Changelog Content
   ---------------------------------------------------------------------------- */
.changelog-content {
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.changelog-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

/* Version Block */
.version-block {
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.version-block::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.version-block::after {
    content: '';
    position: absolute;
    left: -36px;
    top: 8px;
    width: 14px;
    height: 14px;
    background: var(--color-accent-gold);
    border-radius: 50%;
    border: 3px solid var(--color-bg-dark);
}

/* Version Header */
.version-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.version-badge {
    background: var(--color-accent-green);
    color: var(--color-bg-dark);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
}

.version-badge-major {
    background: var(--color-accent-purple);
    color: white;
}

.version-badge-initial {
    background: var(--color-accent-cyan);
    color: var(--color-bg-dark);
}

.version-number {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text);
}

.version-date {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-left: auto;
}

/* Version Content */
.version-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

/* Change Groups */
.change-group {
    margin-bottom: var(--spacing-lg);
}

.change-group:last-child {
    margin-bottom: 0;
}

.change-type {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.change-type::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 2px;
}

.change-type.added {
    color: var(--color-accent-green);
}

.change-type.added::before {
    background: var(--color-accent-green);
}

.change-type.changed {
    color: var(--color-accent-orange);
}

.change-type.changed::before {
    background: var(--color-accent-orange);
}

.change-type.fixed {
    color: var(--color-accent-cyan);
}

.change-type.fixed::before {
    background: var(--color-accent-cyan);
}

.change-type.removed {
    color: var(--color-accent-red);
}

.change-type.removed::before {
    background: var(--color-accent-red);
}

/* Change Lists */
.change-group ul {
    list-style: none;
    padding-left: 0;
}

.change-group li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.change-group li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--color-border);
    font-weight: bold;
}

.change-group li strong {
    color: var(--color-text);
}

/* ----------------------------------------------------------------------------
   Footer
   ---------------------------------------------------------------------------- */
.footer {
    padding: var(--spacing-lg) var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--color-text);
    text-decoration: none;
}

/* ----------------------------------------------------------------------------
   Responsive - Tablet
   ---------------------------------------------------------------------------- */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .logo-mascot {
        width: 160px;
    }
    
    .version-block::before,
    .version-block::after {
        display: none;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .version-date {
        margin-left: 0;
    }
}

/* ----------------------------------------------------------------------------
   Responsive - Mobile
   ---------------------------------------------------------------------------- */
@media (max-width: 600px) {
    .footer-inner {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .logo-mascot {
        width: 120px;
    }
    
    .version-content {
        padding: var(--spacing-md);
    }
    
    .version-number {
        font-size: 1.5rem;
    }
}