/* ============================================
   CHANGELOG STYLES
   ============================================ */

/* Page Container */
.changelog-page {
    padding-top: 80px; /* Account for fixed nav */
    min-height: 100vh;
}

/* Hero Section */
.changelog-hero {
    padding: var(--space-4xl) 0 var(--space-2xl);
    text-align: center;
}

.changelog-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
}

.changelog-hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Breadcrumb */
.changelog-breadcrumb {
    padding: var(--space-xl) 0 var(--space-md);
    padding-top: calc(80px + var(--space-xl)); /* Account for fixed nav */
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
}

.breadcrumb-current {
    color: var(--color-text);
}

/* Changelog Section */
.changelog-section {
    padding: var(--space-xl) 0 var(--space-4xl);
}

/* Changelog List */
.changelog-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
    max-width: 800px;
    margin: 0 auto;
}

/* Changelog Entry Card */
.changelog-entry {
    background: rgba(81, 150, 206, 0.05);
    border: 1px solid rgba(81, 150, 206, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.changelog-entry-date {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
    font-family: var(--font-mono);
}

.changelog-entry-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.changelog-entry-title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.changelog-entry-title a:hover {
    color: var(--color-primary);
}

.changelog-entry-excerpt {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.changelog-read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: gap var(--transition-fast);
}

.changelog-read-more:hover {
    gap: var(--space-sm);
}

.changelog-read-more svg {
    transition: transform var(--transition-fast);
}

.changelog-read-more:hover svg {
    transform: translateX(4px);
}

/* Show Page Header */
.changelog-header {
    padding: var(--space-md) 0 var(--space-2xl);
    max-width: 800px;
    margin: 0 auto;
}

.changelog-header .container {
    max-width: 800px;
}

.changelog-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-text);
    line-height: 1.2;
}

/* Content Section */
.changelog-content-section {
    padding-bottom: var(--space-3xl);
}

.changelog-content-section .container {
    max-width: 800px;
}

.changelog-content {
    color: var(--color-text);
    line-height: 1.8;
}

.changelog-content p {
    margin-bottom: var(--space-lg);
}

.changelog-content ul,
.changelog-content ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.changelog-content li {
    margin-bottom: var(--space-sm);
    color: var(--color-text-secondary);
}

.changelog-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.changelog-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.changelog-content code {
    font-family: var(--font-mono);
    background: var(--color-bg-elevated);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.875em;
}

.changelog-content pre {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow-x: auto;
    margin-bottom: var(--space-lg);
}

.changelog-content pre code {
    background: none;
    padding: 0;
}

.changelog-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

/* Navigation Section */
.changelog-nav-section {
    padding-bottom: var(--space-4xl);
}

.changelog-nav-section .container {
    max-width: 800px;
}

.changelog-nav {
    display: flex;
    justify-content: space-between;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.changelog-nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-lg);
    border: none;
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
    transition: var(--transition-base);
    min-width: 200px;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.changelog-nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-text-muted);
}

.changelog-nav-prev {
    align-items: flex-start;
}

.changelog-nav-next {
    align-items: flex-end;
    text-align: right;
}

.changelog-nav-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.changelog-nav-title {
    font-weight: 600;
    color: var(--color-text);
}

.changelog-back {
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .changelog-hero h1 {
        font-size: 2rem;
    }

    .changelog-hero-subtitle {
        font-size: 1rem;
    }

    .changelog-title {
        font-size: 1.75rem;
    }

    .changelog-entry {
        padding: var(--space-lg);
    }

    .changelog-entry-title {
        font-size: 1.25rem;
    }

    .changelog-nav {
        flex-direction: column;
    }

    .changelog-nav-link {
        min-width: auto;
    }

    .changelog-nav-next {
        align-items: flex-start;
        text-align: left;
    }
}