/*
Theme Name: DJ-WP
Theme URI: https://michaelhenry.blog
Author: Michael Henry
Author URI: https://michaelhenry.blog
Description: A clean, minimal blog theme inspired by Minimal Mistakes. Optimized for readability with author sidebar, reading time estimates, and modern WordPress block support.
Version: 1.0.0
Tested up to: 6.4
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: flavor-flavor
Tags: blog, one-column, two-columns, right-sidebar, custom-menu, featured-images, full-width-template, post-formats, sticky-post, theme-options, translation-ready, block-styles, wide-blocks

This theme, like WordPress, is licensed under the GPL.
Use it to make something cool, have fun, and share what you've learned.
*/

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

:root {
    /* Colors */
    --color-gray: #7a8288;
    --color-dark-gray: #3d4144;
    --color-darker-gray: #313437;
    --color-light-gray: #bcc0c4;
    --color-lighter-gray: #f2f3f3;

    --color-background: #fff;
    --color-text: var(--color-dark-gray);
    --color-text-muted: #636b71;
    --color-heading: var(--color-darker-gray);
    --color-border: var(--color-lighter-gray);

    --color-primary: #6f777d;
    --color-success: #3fa63f;
    --color-warning: #d67f05;
    --color-danger: #ee5f5b;
    --color-info: #3b9cba;

    --color-brand: #cc433c;
    --color-link: #2f7d95;
    --color-link-hover: #236070;
    --color-link-visited: #4a8da8;
    --color-nav-active: #313437;

    --color-surface: var(--color-lighter-gray);
    --color-code-bg: #fafafa;
    --color-code-block-bg: #263238;
    --color-code-block-text: #eeffff;

    /* WordPress preset variables — referenced by Gutenberg .has-{slug}-color classes */
    --wp--preset--color--brand: #cc433c;
    --wp--preset--color--foreground: #3d4144;
    --wp--preset--color--base: #fff;
    --wp--preset--color--accent: #f2f3f3;

    /* WordPress preset spacing — matches theme.json spacingSizes, scaled down
       for the frontend where we control layout (editor uses full values) */
    --wp--preset--spacing--10: 0.25rem;
    --wp--preset--spacing--20: 0.5rem;
    --wp--preset--spacing--30: 0.75rem;
    --wp--preset--spacing--40: 1rem;
    --wp--preset--spacing--50: 1.5rem;
    --wp--preset--spacing--60: 2rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, "Roboto", "Segoe UI", "Helvetica Neue", "Lucida Grande", Arial, sans-serif;
    --font-serif: Georgia, Times, serif;
    --font-mono: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, Consolas, "DejaVu Sans Mono", monospace;

    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-xs: 0.75rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;

    /* Type Scale */
    --type-scale-1: 2.441rem;
    --type-scale-2: 1.953rem;
    --type-scale-3: 1.563rem;
    --type-scale-4: 1.25rem;
    --type-scale-5: 1rem;
    --type-scale-6: 0.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Layout */
    --max-width: 1280px;
    --content-width: 75%;
    --sidebar-width: 300px;
    --sidebar-width-narrow: 200px;

    /* Breakpoints (for reference - use in media queries) */
    --breakpoint-sm: 600px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;

    /* Effects */
    --border-radius: 4px;
    --box-shadow: 0 1px 1px rgba(0, 0, 0, 0.125);
    --transition: all 0.2s ease-in-out;
}

/* Dark mode: system preference */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #1a1a1a;
    --color-text: #e0e0e0;
    --color-text-muted: #bcc0c4;
    --color-heading: #e8e8e8;
    --color-border: #333;
    --color-surface: #242424;
    --color-link: #cc433c;
    --color-link-hover: #e04a42;
    --color-link-visited: #cc433c;
    --color-brand: #cc433c;
    --color-nav-active: #fff;
    --color-code-bg: #2a2a2a;
    --color-code-block-bg: #1e1e1e;
    --color-code-block-text: #eeffff;
    --color-gray: #9a9ea2;
    --color-dark-gray: #e0e0e0;
    --color-darker-gray: #e8e8e8;
    --color-light-gray: #555;
    --color-lighter-gray: #242424;
    --color-primary: #9a9ea2;
  }
}

/* Dark mode: manual override */
[data-theme="dark"] {
  --color-background: #1a1a1a;
  --color-text: #e0e0e0;
  --color-text-muted: #bcc0c4;
  --color-heading: #e8e8e8;
  --color-border: #333;
  --color-surface: #242424;
  --color-link: #cc433c;
  --color-link-hover: #e04a42;
  --color-link-visited: #cc433c;
  --color-brand: #cc433c;
  --color-nav-active: #fff;
  --color-code-bg: #2a2a2a;
  --color-code-block-bg: #1e1e1e;
  --color-code-block-text: #eeffff;
  --color-gray: #9a9ea2;
  --color-dark-gray: #e0e0e0;
  --color-darker-gray: #e8e8e8;
  --color-light-gray: #555;
  --color-lighter-gray: #242424;
  --color-primary: #9a9ea2;
}

/* Light mode: manual override (resets when system prefers dark but user chose light) */
[data-theme="light"] {
  --color-background: #fff;
  --color-text: #3d4144;
  --color-text-muted: #636b71;
  --color-heading: #313437;
  --color-border: #f2f3f3;
  --color-surface: #f2f3f3;
  --color-link: #2f7d95;
  --color-link-hover: #236070;
  --color-link-visited: #4a8da8;
  --color-brand: #cc433c;
  --color-nav-active: #313437;
  --color-code-bg: #fafafa;
  --color-code-block-bg: #263238;
  --color-code-block-text: #eeffff;
  --color-gray: #7a8288;
  --color-dark-gray: #3d4144;
  --color-darker-gray: #313437;
  --color-light-gray: #bcc0c4;
  --color-lighter-gray: #f2f3f3;
  --color-primary: #6f777d;
}

/* Disable transitions on initial page load to prevent flash */
.preload *,
.preload *::before,
.preload *::after {
  transition: none !important;
}

/* Smooth color transitions when toggling theme */
body,
.site-header,
.site-footer,
.site-content,
a,
button,
.archive-post,
.post,
code,
pre,
th,
.hero-section,
.author-sidebar,
.social-links__link,
.share-bar__icon,
.search-toggle,
.search-overlay,
.search-overlay .search-field {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* ==========================================================================
   CSS Reset / Normalize
   ========================================================================== */

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

html {
    font-size: var(--font-size-base);
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    margin: 0;
    max-width: 100%;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    /* Neutralize WordPress global layout CSS from theme.json */
    --wp--style--global--content-size: 100%;
    --wp--style--global--wide-size: 100%;
}

main {
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-sans);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-heading);
}

h1 { font-size: var(--type-scale-3); }
h2 { font-size: var(--type-scale-4); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: 1.0625rem; }
h5 { font-size: 1.03125rem; }
h6 { font-size: 1rem; }

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: var(--transition);
}

a:hover,
a:focus {
    color: var(--color-link-hover);
    text-decoration: underline;
}

a:visited {
    color: var(--color-link-visited);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

figure {
    margin: 0 0 var(--spacing-md);
}

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

blockquote {
    margin: 0 0 var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 4px solid var(--color-primary);
    font-style: italic;
    color: var(--color-text-muted);
}

pre,
code {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
}

code {
    padding: 0.125rem 0.25rem;
    background-color: var(--color-code-bg);
    border-radius: var(--border-radius);
}

pre {
    padding: var(--spacing-md);
    overflow-x: auto;
    background-color: var(--color-code-block-bg);
    color: var(--color-code-block-text);
    border-radius: var(--border-radius);
}

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

ul, ol {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

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

hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-xl) 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
}

th, td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    font-weight: 700;
    background-color: var(--color-surface);
}

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

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 100%;
    overflow-x: hidden;
}

.site-content {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Two-column layout */
.content-sidebar-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2xl);
}

.content-area {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    overflow-wrap: break-word;
}

.widget-area {
    flex: 0 0 var(--sidebar-width);
    max-width: var(--sidebar-width);
}

/* Mobile: stack sidebar below content */
@media (max-width: 1279px) {
    .content-sidebar-wrapper {
        flex-direction: column;
        flex-wrap: nowrap;
    }

    .widget-area {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

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

.site-header {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-xl);
}

.site-branding {
    min-width: 0;
}

.site-title {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
}

.site-title a,
.site-title a:visited {
    color: var(--color-brand);
    text-decoration: none;
}

.site-title a:hover {
    color: var(--color-link-hover);
}

.site-description {
    margin: var(--spacing-xs) 0 0;
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

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

.main-navigation {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    margin-top: 0.35em;
}

.main-navigation ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-lg);
}

.main-navigation a {
    display: block;
    padding: var(--spacing-sm) 0;
    color: var(--color-brand);
    font-size: 1.125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.main-navigation a:hover,
.main-navigation a:visited {
    color: var(--color-brand);
}

.main-navigation .current-menu-item a,
.main-navigation .current-menu-item a:hover,
.main-navigation .current-menu-item a:visited {
    color: var(--color-nav-active);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 1.5rem;
    height: 0.25rem;
    background-color: var(--color-primary);
    margin: 0.25rem 0;
    transition: var(--transition);
}

@media (max-width: 1279px) {
    .menu-toggle {
        display: block;
    }

    .main-navigation ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-background);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-sm) var(--spacing-md);
        gap: 0;
        z-index: 100;
    }

    .main-navigation.toggled ul {
        display: flex;
    }

    .main-navigation li {
        margin: 0;
        padding: 0;
        list-style: none;
    }

    .main-navigation a {
        padding: var(--spacing-sm) 0;
    }

    .site-header .container {
        position: relative;
        flex-wrap: wrap;
    }

    .site-branding {
        flex: 1 1 100%;
        min-width: 0;
    }
}

@media (max-width: 767px) {
    .site-title {
        font-size: 1.5rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .site-content {
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
    }
}

/* ==========================================================================
   Theme Toggle (Dark Mode Switch)
   ========================================================================== */

.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
    padding-left: var(--spacing-lg);
}

/* Hide checkbox visually but keep accessible */
.theme-toggle__checkbox {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

/* Toggle track */
.theme-toggle__label {
    display: flex;
    align-items: center;
    width: 52px;
    height: 28px;
    background: var(--color-light-gray);
    border-radius: 14px;
    position: relative;
    cursor: pointer;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
}

/* Track color when dark mode active */
.theme-toggle__checkbox:checked + .theme-toggle__label {
    background: var(--color-brand);
}

/* Sliding thumb */
.theme-toggle__label::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: #fff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.theme-toggle__checkbox:checked + .theme-toggle__label::after {
    transform: translateX(24px);
}

/* Sun/Moon icons inside track */
.theme-toggle__icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    transition: opacity 0.3s ease;
    color: #fff;
}

.theme-toggle__icon--sun {
    right: 7px;
    opacity: 1;
}

.theme-toggle__icon--moon {
    left: 7px;
    opacity: 0.5;
}

/* Icon visibility when toggled (checked = dark mode) */
.theme-toggle__checkbox:checked + .theme-toggle__label .theme-toggle__icon--sun {
    opacity: 0.5;
}

.theme-toggle__checkbox:checked + .theme-toggle__label .theme-toggle__icon--moon {
    opacity: 1;
}

/* Auto button */
.theme-toggle__auto {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 0.15rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
}

.theme-toggle__auto:hover {
    background: var(--color-brand);
    color: #fff;
    border-color: var(--color-brand);
}

/* Active state when in auto/system mode */
.theme-toggle__auto--active {
    background: var(--color-brand);
    color: #fff;
    border-color: var(--color-brand);
}

/* Focus styles for accessibility */
.theme-toggle__checkbox:focus-visible + .theme-toggle__label {
    outline: 2px solid var(--color-brand);
    outline-offset: 2px;
}

.theme-toggle__auto:focus-visible {
    outline: 2px solid var(--color-brand);
    outline-offset: 2px;
}

/* Mobile: toggle stays visible, adjust positioning */
@media (max-width: 767px) {
    .theme-toggle {
        margin-left: 0;
        padding-left: 0;
        order: -1;
    }
}

/* ==========================================================================
   Search Toggle
   ========================================================================== */

.search-toggle {
    background: transparent;
    border: none;
    padding: 0.25rem 0.5rem;
    margin-left: 1rem;
    cursor: pointer;
    color: var(--color-brand);
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.search-toggle svg {
    width: 24px;
    height: 24px;
}

.search-toggle:hover {
    color: var(--color-brand-hover);
}

.search-toggle:focus-visible {
    outline: 2px solid var(--color-brand);
    outline-offset: 2px;
}

/* Search Overlay */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.search-overlay[hidden] {
    display: none;
}

.search-overlay__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-background);
}

.search-overlay__content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    padding: 4rem 2rem 2rem;
    margin-top: 8vh;
}

.search-overlay__close {
    position: absolute;
    top: 0;
    right: 0;
    background: transparent;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

.search-overlay__close:hover {
    color: var(--color-text);
}

.search-overlay__close:focus-visible {
    outline: 2px solid var(--color-brand);
    outline-offset: 2px;
}

.search-overlay__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 1.5rem;
}

.search-overlay .search-field {
    width: 100%;
    padding: 1.25rem 1.5rem;
    font-size: 1.125rem;
    border: 2px solid var(--color-brand);
    border-radius: var(--border-radius);
    background: var(--color-background);
    color: var(--color-text);
    box-sizing: border-box;
}

.search-overlay .search-field:focus {
    outline: none;
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px rgba(204, 67, 60, 0.15);
}

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

.site-footer {
    background-color: var(--color-surface);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
}

.site-footer .container {
    text-align: center;
}

.site-info {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.site-info a {
    color: var(--color-primary);
}

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

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: #f1f1f1;
    border-radius: 3px;
    box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6);
    clip: auto !important;
    clip-path: none;
    color: #21759b;
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }

/* ==========================================================================
   Gutenberg Preset Color Classes
   WordPress adds these when authors pick colors from the block editor palette.
   Normally generated by global styles, but we block wp_enqueue_global_styles
   to avoid layout conflicts, so we define them manually.
   ========================================================================== */

.has-brand-color { color: var(--color-brand) !important; }
.has-foreground-color { color: var(--color-text) !important; }
.has-base-color { color: var(--color-background) !important; }
.has-accent-color { color: var(--color-surface) !important; }

.has-brand-background-color { background-color: var(--color-brand) !important; }
.has-foreground-background-color { background-color: var(--color-text) !important; }
.has-base-background-color { background-color: var(--color-background) !important; }
.has-accent-background-color { background-color: var(--color-surface) !important; }

/* ==========================================================================
   Gutenberg Block Layout Support
   Since we block wp_enqueue_global_styles to avoid layout conflicts, we must
   manually provide CSS for block alignment, flex layouts, and constrained
   widths that WordPress would normally generate from theme.json.
   ========================================================================== */

/* --- WordPress layout primitives --- */

.is-layout-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
}

.is-content-justification-center {
    justify-content: center;
}

/* Full-width blocks */
.wp-block-group.alignfull {
    width: 100%;
}

/* --- Image alignment --- */

.wp-block-image.aligncenter {
    width: fit-content;
    margin-left: auto !important;
    margin-right: auto !important;
}

.wp-block-image.is-style-rounded img {
    border-radius: 50%;
}

/* --- Social links --- */

.wp-block-social-links {
    padding-left: 0;
    list-style: none;
}

.wp-block-social-links.is-style-logos-only .wp-social-link {
    padding: 0;
}

.wp-block-social-links.is-style-logos-only .wp-social-link svg {
    width: 24px;
    height: 24px;
}

.wp-block-social-links.has-icon-color .wp-social-link svg {
    fill: currentColor;
}

.wp-block-social-links.has-icon-color {
    color: var(--color-brand);
}

/* --- Post template: equal-height cards --- */

/* WordPress handles the 3-column flex layout via .is-flex-container.columns-3.
   We only add equal-height card stretching within each flex item. */

.wp-block-post-template.is-flex-container > li {
    display: flex;
}

.wp-block-post-template > .wp-block-post > .wp-block-group {
    width: 100%;
    display: flex;
    flex-direction: column;
}

.wp-block-post-template > .wp-block-post > .wp-block-group .wp-block-post-excerpt {
    flex-grow: 1;
}

/* --- Buttons block --- */

.wp-block-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
}

.wp-block-button__link {
    display: inline-block;
    padding: 0.75em 1.5em;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.wp-block-button__link:hover {
    opacity: 0.9;
    text-decoration: none;
}

/* --- Landing page section spacing --- */

/* Gap between major landing page sections (override inline margin-top:0) */
.content-area > .wp-block-group + .wp-block-group {
    margin-top: 0 !important;
}

/* --- Query block fallback --- */

.wp-block-query-no-results {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-text-muted);
}