/**
 * Theme Base Styles
 * Core styles with CSS custom properties
 *
 * @package Baffled_Architect
 * @since 1.0.0
 */

/* ========================================================================
   CSS Custom Properties (CSS Variables)
   ======================================================================== */

:root {
  /* Colors - Light Mode (Default) */
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #8b5cf6;
  --color-accent-alt: #06b6d4;
  --color-background: #ffffff;
  --color-surface: #f9fafb;
  --color-border: #e5e7eb;
  --color-link: #8b5cf6;
  --color-link-hover: #7c3aed;

  /* Typography */
  --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-accent: 'Special Elite', 'Courier New', monospace;
  --font-code: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;

  /* Font Sizes (Modular Scale 1.25) */
  --font-size-xs: 0.8125rem;    /* 13px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.25rem;      /* 20px */
  --font-size-xl: 1.5625rem;    /* 25px */
  --font-size-2xl: 1.953rem;    /* 31px */
  --font-size-3xl: 2.441rem;    /* 39px */
  --font-size-4xl: 3.052rem;    /* 49px */

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.2);

  /* Layout */
  --container-max-width: 1200px;
  --content-max-width: 900px;
  --sidebar-width: 300px;

  /* Transitions */
  --theme-transition: 0.3s ease;
  --hover-transition: 0.2s ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Z-index */
  --z-header: 100;
  --z-scroll-top: 999;
  --z-modal: 1000;
}

/* ========================================================================
   Base Styles
   ======================================================================== */

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-primary);
  background: var(--color-background);
  transition: background-color var(--theme-transition), color var(--theme-transition);
}

/* Container */
.site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-content {
  flex: 1;
}

.content-wrapper {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
  .content-wrapper {
    grid-template-columns: 1fr var(--sidebar-width);
  }

  .no-sidebar .content-wrapper {
    grid-template-columns: 1fr;
    max-width: var(--content-max-width);
  }
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
  transition: color var(--theme-transition);
}

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); }

h1:first-child,
h2:first-child,
h3:first-child,
h4:first-child,
h5:first-child,
h6:first-child {
  margin-top: 0;
}

p {
  margin-bottom: var(--spacing-lg);
}

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

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

strong, b {
  font-weight: 600;
}

em, i {
  font-style: italic;
}

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

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  position: fixed;
  top: var(--wp-admin-bar-height, 0px);
  left: 0;
  right: 0;
  z-index: var(--z-header);
  transition: background-color var(--theme-transition), border-color var(--theme-transition);
}

.admin-bar {
  --wp-admin-bar-height: 32px;
}

@media screen and (max-width: 782px) {
  .admin-bar {
    --wp-admin-bar-height: 46px;
  }
}

.site-content {
  padding-top: var(--header-height, 5rem);
}

.header-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.site-branding {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Profile picture styling */
.profile-picture {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 3px solid var(--color-border);
  transition: transform 0.6s ease;
}

.profile-picture:hover {
  transform: rotate(360deg);
}

.site-title {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: 700;
  font-family: var(--font-accent);
  line-height: 1.2;
}

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

.site-description {
  margin: 0;
  font-size: var(--font-size-xs);
  color: var(--color-secondary);
  line-height: 1.4;
}

/* Social Links */
.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  transition: all var(--hover-transition);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.social-linkedin:hover {
  background: #0077b5;
  border-color: #0077b5;
}

.social-github:hover {
  background: #333;
  border-color: #333;
}

/* Navigation */
.main-navigation {
  flex: 1;
  display: flex;
  justify-content: center;
}

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

.nav-menu li {
  margin: 0;
}

.nav-menu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-primary);
  font-weight: 500;
  transition: color var(--hover-transition);
}

.nav-menu a:hover {
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
}

/* Dark Mode Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary);
  transition: all var(--hover-transition);
}

.theme-toggle:hover {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.theme-toggle-icon {
  font-size: 1.25rem;
  line-height: 1;
}

/* ========================================================================
   Main Content
   ======================================================================== */

.site-main {
  flex: 1;
}

/* Page Header */
.page-header {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--color-border);
}

.page-title {
  margin: 0;
  color: var(--color-primary);
}

/* Posts Container */
.posts-container {
  display: grid;
  gap: var(--spacing-2xl);
}

/* Post Card */
.post-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: all var(--hover-transition);
}

.post-card .entry-title {
  margin-top: 0;
  font-size: var(--font-size-2xl);
}

.post-card .entry-title a {
  color: var(--color-primary);
}

.post-card .entry-title a:hover {
  color: var(--color-accent);
}

.entry-meta {
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-lg);
}

.entry-meta > * {
  margin-right: var(--spacing-md);
}

.entry-content {
  margin-bottom: var(--spacing-lg);
}

.entry-footer {
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.entry-footer > * {
  margin-right: var(--spacing-md);
}

/* Post Thumbnail */
.post-thumbnail {
  display: block;
  margin-bottom: var(--spacing-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.post-thumbnail img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--hover-transition);
}

a.post-thumbnail:hover img {
  transform: scale(1.05);
}

/* ========================================================================
   Sidebar
   ======================================================================== */

.widget-area {
  display: grid;
  gap: var(--spacing-xl);
}

.widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
}

.widget-title {
  margin-top: 0;
  font-size: var(--font-size-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-accent);
}

.widget ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget ul li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.widget ul li:last-child {
  border-bottom: none;
}

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

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-3xl);
  transition: background-color var(--theme-transition), border-color var(--theme-transition);
}

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

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.site-info {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
}

.footer-menu {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-md);
}

.copyright {
  margin-top: var(--spacing-md);
}

.copyright p {
  margin-bottom: var(--spacing-sm);
}

/* ========================================================================
   Code Blocks
   ======================================================================== */

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

code {
  background: var(--color-surface);
  color: var(--color-accent);
  padding: 0.2em 0.4em;
  border-radius: var(--radius-sm);
  font-size: 0.9em;
}

pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  overflow-x: auto;
  margin: var(--spacing-lg) 0;
}

pre code {
  background: none;
  color: var(--color-primary);
  padding: 0;
  font-size: 1em;
}

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

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
input[type="date"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-background);
  color: var(--color-primary);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--hover-transition), background-color var(--theme-transition);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-accent);
}

button,
input[type="submit"],
input[type="button"],
.wp-block-button__link {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--hover-transition), transform var(--hover-transition);
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  background: var(--color-link-hover);
  transform: translateY(-2px);
}

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

.comments-area {
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 2px solid var(--color-border);
}

.comments-title {
  margin-bottom: var(--spacing-xl);
}

.comment-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.comment {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.comment-author {
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.comment-metadata {
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
  margin-bottom: var(--spacing-md);
}

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

.pagination {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  transition: all var(--hover-transition);
}

.pagination a:hover,
.pagination .current {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

/* Post Navigation */
.post-navigation {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.nav-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-previous,
.nav-next {
  flex: 0 1 auto;
  display: inline-block;
}

.post-navigation a {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  transition: all var(--hover-transition);
}

.post-navigation a:hover {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  transform: translateX(0);
}

.nav-previous a:hover {
  transform: translateX(-4px);
}

.nav-next a:hover {
  transform: translateX(4px);
}

.nav-icon {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.nav-subtitle {
  display: none;
}

.nav-title {
  font-weight: 500;
  color: var(--color-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

/* ========================================================================
   Scroll to Top Button
   ======================================================================== */

.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-accent);
  color: white;
  border: none;
  padding: 0;
  overflow: visible;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-scroll-top);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--theme-transition),
              visibility var(--theme-transition),
              transform var(--theme-transition),
              background-color var(--hover-transition);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background: var(--color-accent-alt);
  transform: translateY(-4px);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
}

.scroll-to-top:active {
  transform: translateY(-2px);
}

.scroll-to-top-icon {
  width: 24px;
  height: 24px;
}

/* ========================================================================
   Utility Classes
   ======================================================================== */

.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;
  width: 1px;
  word-wrap: normal;
}

.screen-reader-text:focus {
  background-color: var(--color-surface);
  clip: auto;
  clip-path: none;
  color: var(--color-primary);
  display: block;
  font-size: var(--font-size-base);
  height: auto;
  left: 5px;
  line-height: normal;
  padding: 15px 23px 14px;
  text-decoration: none;
  top: 5px;
  width: auto;
  z-index: 100000;
}

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

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

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

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