/**
 * Addy Theme - Main Styles
 * Using native CSS nesting and custom properties for theming
 */

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
    /* Colors - Light Mode */
    --color-bg-body: #f5f5f7;
    --color-bg-container: #ffffff;
    --color-bg-header: rgba(0, 0, 0, 0.5);
    --color-bg-header-blur: rgba(0, 0 , 0, 0.5);
    
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-text-inverse: #ffffff;
    
    /* Brand Colors */
    --color-primary: #0075db;
    --color-primary-hover: #0061b8;
    --color-secondary: #44d459;
    --color-secondary-hover: #38b049;
    
    --color-accent: #016FB9;
    --color-accent-hover: #0052a3;
    
    --color-border: #e5e5e5;
    --color-border-light: #f0f0f0;
    
    /* Typography */
    --font-family-base: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-family-heading: var(--font-family-base);
    --font-family-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
    
    /* Font Weights */
    --font-weight-body: 400;
    --font-weight-heading: 700;
    
    /* Font Sizes - Fluid Typography with clamp() */
    --font-size-xs: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --font-size-sm: clamp(1rem, 0.925rem + 0.375vw, 1.25rem);
    --font-size-base: clamp(1.125rem, 1.05rem + 0.375vw, 1.375rem);
    --font-size-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.625rem);
    --font-size-xl: clamp(1.5rem, 1.35rem + 0.75vw, 2rem);
    --font-size-2xl: clamp(1.75rem, 1.55rem + 1vw, 2.5rem);
    --font-size-3xl: clamp(2.25rem, 1.95rem + 1.5vw, 3.5rem);
    --font-size-4xl: clamp(2.75rem, 2.3rem + 2.25vw, 4.5rem);
    --font-size-5xl: clamp(3.5rem, 2.9rem + 3vw, 6rem);
    
    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.8;
    
    /* Spacing - Fluid */
    --space-xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.5rem);
    --space-sm: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
    --space-md: clamp(1rem, 0.875rem + 0.625vw, 1.5rem);
    --space-lg: clamp(1.5rem, 1.25rem + 1.25vw, 2.5rem);
    --space-xl: clamp(2rem, 1.5rem + 2.5vw, 4rem);
    --space-2xl: clamp(3rem, 2rem + 5vw, 6rem);
    --space-3xl: clamp(4rem, 3rem + 5vw, 8rem);
    
    /* Layout */
    --container-max: 130rem; /* 2080px */
    --container-inner: 100rem; /* 1440px */
    --container-narrow: 65rem; /* 880px */
    --container-padding: clamp(1.5rem, 1rem + 2vw, 3rem);
    --section-padding: clamp(4rem, 3rem + 8vw, 10rem);
    
    /* Header */
    --header-height: 4rem;
    --header-logo-size: 1.5rem;
    
    /* Borders */
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Z-index */
    --z-header: 1000;
    --z-modal: 1100;
    --z-tooltip: 1200;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --color-bg-body: #1a1a1a;
    --color-bg-container: #2a2a2a;
    --color-bg-header: rgba(18, 18, 18, 0.95);
    --color-bg-header-blur: rgba(18, 18, 18, 0.85);
    
    --color-text-primary: #f5f5f7;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;
    --color-text-inverse: #1a1a1a;
    
    --color-accent: #4d9fff;
    --color-accent-hover: #6db3ff;
    
    --color-border: #3a3a3a;
    --color-border-light: #2f2f2f;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   Base / Reset
   ========================================================================== */

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

* {
    margin: 0;
    padding: 0;
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-body);
    line-height: var(--line-height-base);
    color: var(--color-text-primary);
    background-color: var(--color-bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);

    &:hover {
        color: var(--color-accent-hover);
    }
}

ul,
ol {
    list-style: none;
}

/* Screen reader only */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;

    &:focus {
        background-color: var(--color-bg-container);
        clip: auto;
        color: var(--color-text-primary);
        display: block;
        font-size: var(--font-size-sm);
        font-weight: 600;
        height: auto;
        left: 5px;
        line-height: normal;
        padding: 15px 23px 14px;
        text-decoration: none;
        top: 5px;
        width: auto;
        z-index: var(--z-tooltip);
    }
}

/* ==========================================================================
   Layout
   ========================================================================== */

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: var(--container-max);
    margin-inline: auto;
    background-color: var(--color-bg-container);
}

.site-content {
    flex: 1;
    padding-top: calc(var(--header-height) + var(--space-md));
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
    background-color: var(--color-bg-container);

    &--narrow {
        max-width: var(--container-narrow);
    }
}

/* Main content area with white background */
.site-main {
    background-color: var(--color-bg-container);
    padding-block: var(--space-xl);
    min-height: calc(100vh - var(--header-height) - 200px);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    position: fixed;
    top: 1.5rem;
    left: 0;
    right: 0;
    width: 100%;
    height: var(--header-height);
    padding-inline: var(--container-padding);
    z-index: var(--z-header);
}

.header-inner {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 0.25rem;
    max-width: var(--container-inner);
    margin-inline: auto;
}

/* Logo */
.site-branding {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--header-height);
    aspect-ratio: 1;
    padding: 0.75rem;
    background-color: var(--color-bg-header-blur);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
}

.site-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;

    img {
        width: auto;
        height: var(--header-logo-size);
        object-fit: contain;
    }

    svg {
        width: auto;
        height: var(--header-logo-size);
        color: var(--color-text-inverse);
    }
}

/* Navigation */
.main-navigation {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 100%;
    background-color: var(--color-bg-header-blur);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    padding-inline: var(--space-lg);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--transition-base), visibility var(--transition-base);

    .search-active & {
        opacity: 0;
        visibility: hidden;
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-lg);

    li {
        position: relative;
    }

    a {
        display: block;
        color: var(--color-text-inverse);
        font-size: var(--font-size-sm);
        font-weight: 500;
        padding: var(--space-xs) 0;
        opacity: 0.75;
        transition: opacity var(--transition-fast);

        &:hover {
            opacity: 1;
            color: var(--color-text-inverse);
        }
    }

    .current-menu-item > a,
    .current_page_item > a {
        opacity: 1;
    }

    /* Dropdown styles */
    .sub-menu {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        min-width: 180px;
        background-color: var(--color-bg-container);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        padding: var(--space-sm);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-fast), visibility var(--transition-fast);

        li {
            margin: 0;
        }

        a {
            color: var(--color-text-primary);
            padding: var(--space-sm) var(--space-md);
            border-radius: var(--radius-sm);
            opacity: 1;

            &:hover {
                background-color: var(--color-bg-body);
                color: var(--color-accent);
            }
        }
    }

    li:hover > .sub-menu {
        opacity: 1;
        visibility: visible;
    }
}

/* Header Search */
.header-search {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);

    .search-active & {
        opacity: 1;
        visibility: visible;
    }
}

.search-form {
    width: 100%;
    max-width: 500px;
}

.search-field {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--color-text-inverse);
    font-size: var(--font-size-lg);
    padding: var(--space-sm) 0;
    outline: none;
    transition: border-color var(--transition-fast);

    &::placeholder {
        color: rgba(255, 255, 255, 0.5);
    }

    &:focus {
        border-color: var(--color-text-inverse);
    }
}

/* Search Toggle */
.search-toggle {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--header-height);
    aspect-ratio: 1;
    padding: 0;
    background-color: var(--color-bg-header-blur);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-inverse);
    cursor: pointer;
    transition: background-color var(--transition-fast);

    &:hover {
        background-color: var(--color-bg-header);
    }

    svg {
        width: 1.75rem;
        height: 1.75rem;
        flex-shrink: 0;
    }

    .icon-close {
        display: none;
    }

    .search-active & {
        .icon-search {
            display: none;
        }

        .icon-close {
            display: block;
        }
    }
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    cursor: pointer;
    position: relative;

    .hamburger {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 20px;
        height: 2px;
        background-color: var(--color-text-inverse);
        transition: background-color var(--transition-fast);

        &::before,
        &::after {
            content: '';
            position: absolute;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--color-text-inverse);
            transition: transform var(--transition-fast);
        }

        &::before {
            top: -6px;
        }

        &::after {
            bottom: -6px;
        }
    }

    &[aria-expanded="true"] {
        .hamburger {
            background-color: transparent;

            &::before {
                transform: translateY(6px) rotate(45deg);
            }

            &::after {
                transform: translateY(-6px) rotate(-45deg);
            }
        }
    }
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-inner {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-bg-header);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--space-xl);
        transform: translateX(100%);
        transition: transform var(--transition-base);

        .menu-open & {
            transform: translateX(0);
        }
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--space-md);
        width: 100%;

        a {
            font-size: var(--font-size-xl);
            padding: var(--space-sm);
        }

        .sub-menu {
            position: static;
            transform: none;
            background: transparent;
            box-shadow: none;
            padding: var(--space-sm) 0 0 var(--space-md);
            opacity: 1;
            visibility: visible;

            a {
                color: var(--color-text-inverse);
                opacity: 0.7;
                font-size: var(--font-size-lg);

                &:hover {
                    background: transparent;
                    opacity: 1;
                }
            }
        }
    }

    .header-search {
        .search-active & {
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            padding: var(--space-lg);
            background-color: var(--color-bg-header);
        }
    }
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-heading);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

/* ==========================================================================
   Content Styles
   ========================================================================== */

.entry-header {
    margin-bottom: var(--space-lg);
}

.entry-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-md);
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.entry-categories {
    display: flex;
    gap: var(--space-sm);

    a {
        color: var(--color-accent);
    }
}

.entry-thumbnail {
    margin-bottom: var(--space-xl);

    img {
        width: 100%;
        height: auto;
        border-radius: var(--radius-lg);
    }
}

.entry-content {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);

    /* Default: contain blocks to narrow width with padding */
    > * {
        max-width: var(--container-narrow);
        margin-inline: auto;
        padding-inline: var(--container-padding);
    }

    /* Full-width blocks break out of containment */
    > .is-full-width,
    > .block-partial:has(.is-full-width),
    > .alignwide,
    > .alignfull {
        max-width: 100%;
        padding-inline: 0;
    }

    > * + * {
        margin-top: var(--space-md);
    }

    /* First child under header gets no top margin */
    > .is-under-header:first-child,
    > .block-partial:first-child:has(.is-under-header) {
        margin-top: 0;
    }

    h2, h3, h4, h5, h6 {
        margin-top: var(--space-xl);
        margin-bottom: var(--space-md);
    }

    > p {
        color: var(--color-text-primary);
    }

    a {
        text-decoration: underline;
        text-underline-offset: 2px;
    }

    ul, ol {
        padding-left: var(--space-lg);
    }

    ul {
        list-style: disc;
    }

    ol {
        list-style: decimal;
    }

    li {
        margin-bottom: var(--space-xs);
    }

    blockquote {
        border-left: 4px solid var(--color-accent);
        padding-left: var(--space-lg);
        margin-inline: 0;
        font-style: italic;
        color: var(--color-text-secondary);
    }

    code {
        font-family: var(--font-family-mono);
        font-size: 0.9em;
        background-color: var(--color-bg-body);
        padding: 0.2em 0.4em;
        border-radius: var(--radius-sm);
    }

    pre {
        background-color: var(--color-text-primary);
        color: var(--color-text-inverse);
        padding: var(--space-md);
        border-radius: var(--radius-md);
        overflow-x: auto;

        code {
            background: none;
            padding: 0;
            color: inherit;
        }
    }

    img:not(.adam-hero__profile) {
        border-radius: var(--radius-md);
    }

    figure {
        margin-inline: 0;
    }

    figcaption {
        font-size: var(--font-size-sm);
        color: var(--color-text-secondary);
        text-align: center;
        margin-top: var(--space-sm);
    }
}

.entry-footer {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.entry-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);

    .tag {
        display: inline-block;
        padding: var(--space-xs) var(--space-sm);
        background-color: var(--color-bg-body);
        border-radius: var(--radius-full);
        font-size: var(--font-size-sm);
        color: var(--color-text-secondary);
        transition: background-color var(--transition-fast), color var(--transition-fast);

        &:hover {
            background-color: var(--color-accent);
            color: var(--color-text-inverse);
        }
    }
}

/* ==========================================================================
   Post Cards
   ========================================================================== */

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
    gap: var(--space-lg);
}

.post-card {
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-container);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: box-shadow var(--transition-base), transform var(--transition-base);

    &:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-2px);
    }

    &__thumbnail {
        aspect-ratio: 16 / 10;
        overflow: hidden;

        img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        &:hover img {
            transform: scale(1.05);
        }
    }

    &__content {
        display: flex;
        flex-direction: column;
        flex: 1;
        padding: var(--space-md);
    }

    &__header {
        margin-bottom: var(--space-sm);
    }

    &__categories {
        display: flex;
        gap: var(--space-sm);
        margin-bottom: var(--space-sm);
    }

    &__category {
        font-size: var(--font-size-xs);
        font-weight: 600;
        color: var(--color-accent);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    &__title {
        font-size: var(--font-size-lg);
        margin: 0;

        a {
            color: var(--color-text-primary);

            &:hover {
                color: var(--color-accent);
            }
        }
    }

    &__excerpt {
        flex: 1;
        color: var(--color-text-secondary);
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-md);
    }

    &__footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: var(--font-size-xs);
        color: var(--color-text-muted);
    }

    &__type {
        font-size: var(--font-size-xs);
        font-weight: 600;
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: var(--space-xs);
    }
}

/* ==========================================================================
   Page Header
   ========================================================================== */

.page-header {
    margin-bottom: var(--space-xl);
}

.page-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-sm);
}

.archive-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination,
.nav-links {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 var(--space-sm);
    background-color: var(--color-bg-body);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-weight: 500;
    transition: background-color var(--transition-fast), color var(--transition-fast);

    &:hover {
        background-color: var(--color-accent);
        color: var(--color-text-inverse);
    }

    &.current {
        background-color: var(--color-accent);
        color: var(--color-text-inverse);
    }
}

/* ==========================================================================
   Post Navigation
   ========================================================================== */

.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-lg);

    @media (max-width: 600px) {
        grid-template-columns: 1fr;
    }

    .nav-previous,
    .nav-next {
        a {
            display: block;
            padding: var(--space-md);
            background-color: var(--color-bg-body);
            border-radius: var(--radius-md);
            transition: background-color var(--transition-fast);

            &:hover {
                background-color: var(--color-border);
            }
        }
    }

    .nav-next {
        text-align: right;
    }

    .nav-subtitle {
        display: block;
        font-size: var(--font-size-xs);
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        margin-bottom: var(--space-xs);
    }

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

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background-color: var(--color-bg-body);
    margin-top: auto;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-bg-container);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    transition: background-color var(--transition-fast), color var(--transition-fast);

    &:hover {
        background-color: var(--color-accent);
        color: var(--color-text-inverse);
    }
}

.footer-menu {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);

    a {
        color: var(--color-text-secondary);

        &:hover {
            color: var(--color-accent);
        }
    }
}

/* ==========================================================================
   Forms
   ========================================================================== */

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-bg-container);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);

    &:focus {
        outline: none;
        border-color: var(--color-accent);
        box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
    }

    &::placeholder {
        color: var(--color-text-muted);
    }
}

textarea {
    min-height: 150px;
    resize: vertical;
}

button,
input[type="submit"],
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background-color: var(--color-accent);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-inverse);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);

    &:hover {
        background-color: var(--color-accent-hover);
        color: var(--color-text-inverse);
    }

    &:active {
        transform: scale(0.98);
    }
}

/* ==========================================================================
   Comments
   ========================================================================== */

.comments-area {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.comments-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-lg);
}

.comment-list {
    & > li {
        margin-bottom: var(--space-lg);
    }
}

.comment-body {
    padding: var(--space-md);
    background-color: var(--color-bg-body);
    border-radius: var(--radius-md);
}

.comment-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.comment-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);

    img {
        border-radius: var(--radius-full);
    }

    .fn {
        font-weight: 600;
    }
}

.comment-metadata {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.comment-content {
    font-size: var(--font-size-sm);

    p {
        margin-bottom: var(--space-sm);

        &:last-child {
            margin-bottom: 0;
        }
    }
}

.comment-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    font-size: var(--font-size-sm);

    a {
        color: var(--color-text-secondary);

        &:hover {
            color: var(--color-accent);
        }
    }
}

.comment-respond {
    margin-top: var(--space-xl);
}

.comment-reply-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
}

.comment-form {
    p {
        margin-bottom: var(--space-md);
    }

    label {
        display: block;
        margin-bottom: var(--space-xs);
        font-weight: 500;
    }
}

/* ==========================================================================
   404 Page
   ========================================================================== */

.error-404 {
    text-align: center;
    padding-block: var(--space-2xl);

    .page-title {
        font-size: var(--font-size-4xl);
        margin-bottom: var(--space-md);
    }

    .page-content {
        max-width: 500px;
        margin-inline: auto;

        p {
            margin-bottom: var(--space-lg);
            color: var(--color-text-secondary);
        }
    }

    .search-form {
        display: flex;
        gap: var(--space-sm);

        .search-field {
            flex: 1;
        }
    }
}

/* ==========================================================================
   Alignments (Gutenberg)
   ========================================================================== */

.alignwide {
    margin-left: calc(-1 * var(--container-padding));
    margin-right: calc(-1 * var(--container-padding));
    max-width: calc(100% + (var(--container-padding) * 2));
    width: calc(100% + (var(--container-padding) * 2));
}

.alignfull {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    max-width: 100vw;
    width: 100vw;
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.alignleft {
    float: left;
    margin-right: var(--space-md);
    margin-bottom: var(--space-md);
}

.alignright {
    float: right;
    margin-left: var(--space-md);
    margin-bottom: var(--space-md);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

/* Full-width: stretch to fill page container width */
.is-full-width {
    width: 100%;
}

/* Tuck to top: push content up so header overlaps */
.is-under-header {
    margin-top: calc(-1 * (var(--header-height) + var(--space-md) + var(--space-xl)));
}

/* Contained: apply standard page padding */
.is-contained {
    padding-inline: var(--container-padding);
}

/* Narrow container for text content */
.is-narrow {
    max-width: var(--container-narrow);
    margin-inline: auto;
}

.has-text-align-center {
    text-align: center;
}

.has-text-align-left {
    text-align: left;
}

.has-text-align-right {
    text-align: right;
}

/* Color utilities from theme palette */
.has-primary-color {
    color: var(--color-text-primary);
}

.has-secondary-color {
    color: var(--color-text-secondary);
}

.has-accent-color {
    color: var(--color-accent);
}

.has-primary-background-color {
    background-color: var(--color-text-primary);
}

.has-light-background-color {
    background-color: var(--color-bg-body);
}

.has-white-background-color {
    background-color: var(--color-bg-container);
}