/*
Theme Name: Miuix
Theme URI: https://example.com/miuix
Author: OpenClaw
Author URI: https://example.com
Description: A clean, modern WordPress theme inspired by MIUI's design language — soft gradients, rounded cards, glass-morphism, and fluid animations.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: miuix
Tags: blog, one-column, two-columns, custom-colors, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ============================================
   CSS Custom Properties (MIUI Design Tokens)
   ============================================ */
:root {
  /* Primary palette — MIUI blue */
  --miui-primary: #4A90D9;
  --miui-primary-light: #6BA3E0;
  --miui-primary-dark: #3A7BC8;
  --miui-accent: #FF6B6B;
  --miui-accent-warm: #FF8E53;

  /* Surfaces */
  --miui-bg: #F5F5F7;
  --miui-surface: #FFFFFF;
  --miui-surface-hover: #FAFAFA;
  --miui-glass: rgba(255, 255, 255, 0.72);
  --miui-glass-border: rgba(255, 255, 255, 0.3);

  /* Text */
  --miui-text: #1D1D1F;
  --miui-text-secondary: #6E6E73;
  --miui-text-tertiary: #AEAEB2;

  /* Shadows — MIUI-style soft elevation */
  --miui-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --miui-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --miui-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
  --miui-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.1);

  /* Radius — MIUI loves roundness */
  --miui-radius-sm: 10px;
  --miui-radius-md: 16px;
  --miui-radius-lg: 24px;
  --miui-radius-xl: 32px;

  /* Spacing */
  --miui-gap: 20px;
  --miui-gap-lg: 32px;

  /* Typography */
  --miui-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Noto Sans SC", "PingFang SC", sans-serif;
  --miui-font-mono: "SF Mono", "Fira Code", "Cascadia Code", monospace;

  /* Transitions */
  --miui-ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --miui-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --miui-duration: 0.3s;

  /* Layout */
  --miui-max-width: 1200px;
  --miui-nav-height: 64px;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --miui-bg: #000000;
    --miui-surface: #1C1C1E;
    --miui-surface-hover: #2C2C2E;
    --miui-glass: rgba(28, 28, 30, 0.72);
    --miui-glass-border: rgba(255, 255, 255, 0.08);
    --miui-text: #F5F5F7;
    --miui-text-secondary: #A1A1A6;
    --miui-text-tertiary: #636366;
    --miui-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --miui-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --miui-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --miui-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
  }
}

[data-theme="dark"] {
  --miui-bg: #000000;
  --miui-surface: #1C1C1E;
  --miui-surface-hover: #2C2C2E;
  --miui-glass: rgba(28, 28, 30, 0.72);
  --miui-glass-border: rgba(255, 255, 255, 0.08);
  --miui-text: #F5F5F7;
  --miui-text-secondary: #A1A1A6;
  --miui-text-tertiary: #636366;
  --miui-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --miui-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --miui-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --miui-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--miui-font);
  background: var(--miui-bg);
  color: var(--miui-text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--miui-duration) var(--miui-ease),
              color var(--miui-duration) var(--miui-ease);
}

a {
  color: var(--miui-primary);
  text-decoration: none;
  transition: color var(--miui-duration) var(--miui-ease);
}

a:hover {
  color: var(--miui-primary-dark);
}

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

/* ============================================
   Navigation — Glass-morphism Top Bar
   ============================================ */
.miui-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--miui-nav-height);
  background: var(--miui-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--miui-glass-border);
  z-index: 1000;
  transition: background var(--miui-duration) var(--miui-ease),
              box-shadow var(--miui-duration) var(--miui-ease);
}

.miui-nav.scrolled {
  box-shadow: var(--miui-shadow-sm);
}

.miui-nav-inner {
  max-width: var(--miui-max-width);
  margin: 0 auto;
  padding: 0 var(--miui-gap);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.miui-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--miui-text);
  letter-spacing: -0.02em;
}

.miui-logo span {
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-accent-warm));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.miui-nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}

.miui-nav-links a {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: var(--miui-radius-sm);
  color: var(--miui-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-nav-links a:hover,
.miui-nav-links .current-menu-item a {
  color: var(--miui-text);
  background: var(--miui-surface);
  box-shadow: var(--miui-shadow-sm);
}

/* Mobile nav toggle */
.miui-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--miui-radius-sm);
  color: var(--miui-text);
}

.miui-nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  margin: 4px 0;
  border-radius: 2px;
  transition: all var(--miui-duration) var(--miui-ease);
}

/* Theme toggle */
.miui-theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--miui-radius-sm);
  color: var(--miui-text-secondary);
  font-size: 1.2rem;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-theme-toggle:hover {
  background: var(--miui-surface);
  color: var(--miui-text);
}

/* ============================================
   Layout
   ============================================ */
.miui-container {
  max-width: var(--miui-max-width);
  margin: 0 auto;
  padding: 0 var(--miui-gap);
}

.miui-main {
  padding-top: calc(var(--miui-nav-height) + var(--miui-gap-lg));
  padding-bottom: var(--miui-gap-lg);
  min-height: calc(100vh - var(--miui-nav-height));
}

/* Two-column layout */
.miui-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--miui-gap-lg);
  align-items: start;
}

.miui-layout-full {
  grid-template-columns: 1fr;
}

/* ============================================
   Hero Section — Big Gradient Banner
   ============================================ */
.miui-hero {
  position: relative;
  padding: 80px var(--miui-gap);
  margin-bottom: var(--miui-gap-lg);
  border-radius: var(--miui-radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, #4A90D9 0%, #6BA3E0 30%, #FF8E53 70%, #FF6B6B 100%);
  color: #fff;
}

.miui-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 40%);
}

.miui-hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.miui-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.miui-hero p {
  font-size: 1.15rem;
  opacity: 0.9;
  line-height: 1.6;
  margin-bottom: 28px;
}

/* ============================================
   Cards — The MIUI Signature
   ============================================ */
.miui-card {
  background: var(--miui-surface);
  border-radius: var(--miui-radius-lg);
  box-shadow: var(--miui-shadow-sm);
  overflow: hidden;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-card:hover {
  box-shadow: var(--miui-shadow-md);
  transform: translateY(-2px);
}

.miui-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.miui-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--miui-ease);
}

.miui-card:hover .miui-card-media img {
  transform: scale(1.03);
}

.miui-card-body {
  padding: 24px;
}

.miui-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.miui-card-category {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-primary-light));
  color: #fff;
}

.miui-card-date {
  font-size: 0.82rem;
  color: var(--miui-text-tertiary);
}

.miui-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 8px;
  color: var(--miui-text);
}

.miui-card-title a {
  color: inherit;
}

.miui-card-title a:hover {
  color: var(--miui-primary);
}

.miui-card-excerpt {
  font-size: 0.92rem;
  color: var(--miui-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.miui-card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--miui-glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.miui-card-author {
  display: flex;
  align-items: center;
  gap: 10px;
}

.miui-card-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-accent-warm));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.miui-card-author-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--miui-text);
}

.miui-card-read-more {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--miui-primary);
  transition: gap var(--miui-duration) var(--miui-ease);
}

.miui-card-read-more::after {
  content: '→';
  margin-left: 4px;
  transition: margin var(--miui-duration) var(--miui-ease);
}

.miui-card-read-more:hover::after {
  margin-left: 8px;
}

/* ============================================
   Post Grid
   ============================================ */
.miui-post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--miui-gap);
}

.miui-post-featured {
  grid-column: 1 / -1;
}

.miui-post-featured .miui-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.miui-post-featured .miui-card-media {
  aspect-ratio: auto;
  min-height: 300px;
}

.miui-post-featured .miui-card-title {
  font-size: 1.6rem;
}

/* ============================================
   Single Post
   ============================================ */
.miui-post-header {
  text-align: center;
  padding: 40px 0;
}

.miui-post-header .miui-card-category {
  margin-bottom: 16px;
}

.miui-post-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.miui-post-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: var(--miui-text-secondary);
  font-size: 0.9rem;
}

.miui-post-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Post content — beautiful typography */
.miui-post-content {
  background: var(--miui-surface);
  border-radius: var(--miui-radius-lg);
  padding: 48px;
  box-shadow: var(--miui-shadow-sm);
  margin-bottom: var(--miui-gap-lg);
}

.miui-post-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 2em 0 0.8em;
  letter-spacing: -0.02em;
}

.miui-post-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 1.8em 0 0.6em;
}

.miui-post-content p {
  margin-bottom: 1.4em;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--miui-text);
}

.miui-post-content blockquote {
  margin: 1.6em 0;
  padding: 24px 28px;
  border-left: 4px solid var(--miui-primary);
  border-radius: 0 var(--miui-radius-md) var(--miui-radius-md) 0;
  background: var(--miui-bg);
  font-style: italic;
  color: var(--miui-text-secondary);
}

.miui-post-content pre {
  margin: 1.6em 0;
  padding: 24px;
  border-radius: var(--miui-radius-md);
  background: #1E1E2E;
  color: #CDD6F4;
  font-family: var(--miui-font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  overflow-x: auto;
}

.miui-post-content code {
  font-family: var(--miui-font-mono);
  font-size: 0.88em;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--miui-bg);
}

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

.miui-post-content img {
  border-radius: var(--miui-radius-md);
  margin: 1.6em 0;
  box-shadow: var(--miui-shadow-md);
}

.miui-post-content ul, .miui-post-content ol {
  margin: 1.2em 0;
  padding-left: 1.6em;
}

.miui-post-content li {
  margin-bottom: 0.5em;
  line-height: 1.7;
}

.miui-post-content a {
  color: var(--miui-primary);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.miui-post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  border-radius: var(--miui-radius-md);
  overflow: hidden;
}

.miui-post-content th, .miui-post-content td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--miui-glass-border);
}

.miui-post-content th {
  background: var(--miui-bg);
  font-weight: 600;
}

/* ============================================
   Sidebar
   ============================================ */
.miui-sidebar {
  position: sticky;
  top: calc(var(--miui-nav-height) + var(--miui-gap));
  display: flex;
  flex-direction: column;
  gap: var(--miui-gap);
}

.miui-widget {
  background: var(--miui-surface);
  border-radius: var(--miui-radius-lg);
  padding: 24px;
  box-shadow: var(--miui-shadow-sm);
}

.miui-widget-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.miui-widget ul {
  list-style: none;
}

.miui-widget ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--miui-glass-border);
}

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

.miui-widget ul li a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--miui-text-secondary);
  font-size: 0.9rem;
  transition: color var(--miui-duration) var(--miui-ease);
}

.miui-widget ul li a:hover {
  color: var(--miui-text);
}

/* Search widget */
.miui-search-form {
  display: flex;
  gap: 8px;
}

.miui-search-form input[type="search"] {
  flex: 1;
  padding: 10px 16px;
  border: 1px solid var(--miui-glass-border);
  border-radius: var(--miui-radius-sm);
  background: var(--miui-bg);
  color: var(--miui-text);
  font-size: 0.9rem;
  font-family: var(--miui-font);
  outline: none;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-search-form input[type="search"]:focus {
  border-color: var(--miui-primary);
  box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
}

.miui-search-form button {
  padding: 10px 16px;
  border: none;
  border-radius: var(--miui-radius-sm);
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-primary-light));
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-search-form button:hover {
  transform: translateY(-1px);
  box-shadow: var(--miui-shadow-sm);
}

/* ============================================
   Pagination
   ============================================ */
.miui-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: var(--miui-gap-lg) 0;
}

.miui-pagination a,
.miui-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--miui-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-pagination a {
  background: var(--miui-surface);
  color: var(--miui-text-secondary);
  box-shadow: var(--miui-shadow-sm);
}

.miui-pagination a:hover {
  color: var(--miui-text);
  box-shadow: var(--miui-shadow-md);
  transform: translateY(-1px);
}

.miui-pagination .current {
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-primary-light));
  color: #fff;
}

/* ============================================
   Comments
   ============================================ */
.miui-comments {
  background: var(--miui-surface);
  border-radius: var(--miui-radius-lg);
  padding: 32px;
  box-shadow: var(--miui-shadow-sm);
}

.miui-comments h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.miui-comment {
  padding: 20px 0;
  border-bottom: 1px solid var(--miui-glass-border);
}

.miui-comment:last-child {
  border-bottom: none;
}

.miui-comment-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.miui-comment-author {
  font-weight: 600;
  font-size: 0.95rem;
}

.miui-comment-date {
  font-size: 0.82rem;
  color: var(--miui-text-tertiary);
}

.miui-comment-body {
  font-size: 0.95rem;
  color: var(--miui-text-secondary);
  line-height: 1.6;
}

/* Comment form */
.miui-comment-form textarea,
.miui-comment-form input[type="text"],
.miui-comment-form input[type="email"],
.miui-comment-form input[type="url"] {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--miui-glass-border);
  border-radius: var(--miui-radius-sm);
  background: var(--miui-bg);
  color: var(--miui-text);
  font-family: var(--miui-font);
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 12px;
  transition: all var(--miui-duration) var(--miui-ease);
}

.miui-comment-form textarea:focus,
.miui-comment-form input:focus {
  border-color: var(--miui-primary);
  box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
}

.miui-comment-form textarea {
  min-height: 120px;
  resize: vertical;
}

/* ============================================
   Buttons
   ============================================ */
.miui-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--miui-radius-sm);
  font-family: var(--miui-font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--miui-duration) var(--miui-ease);
  text-decoration: none;
}

.miui-btn-primary {
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-primary-light));
  color: #fff;
  box-shadow: 0 4px 14px rgba(74, 144, 217, 0.3);
}

.miui-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 144, 217, 0.4);
  color: #fff;
}

.miui-btn-secondary {
  background: var(--miui-surface);
  color: var(--miui-text);
  box-shadow: var(--miui-shadow-sm);
}

.miui-btn-secondary:hover {
  box-shadow: var(--miui-shadow-md);
  transform: translateY(-1px);
}

.miui-btn-ghost {
  background: transparent;
  color: var(--miui-primary);
  padding: 8px 16px;
}

.miui-btn-ghost:hover {
  background: rgba(74, 144, 217, 0.08);
}

/* ============================================
   Footer
   ============================================ */
.miui-footer {
  background: var(--miui-surface);
  border-top: 1px solid var(--miui-glass-border);
  padding: 48px 0 24px;
  margin-top: var(--miui-gap-lg);
}

.miui-footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--miui-gap-lg);
  max-width: var(--miui-max-width);
  margin: 0 auto;
  padding: 0 var(--miui-gap);
}

.miui-footer-section h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--miui-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.miui-footer-section ul {
  list-style: none;
}

.miui-footer-section ul li {
  margin-bottom: 8px;
}

.miui-footer-section ul li a {
  color: var(--miui-text-secondary);
  font-size: 0.9rem;
  transition: color var(--miui-duration) var(--miui-ease);
}

.miui-footer-section ul li a:hover {
  color: var(--miui-primary);
}

.miui-footer-bottom {
  text-align: center;
  padding: 24px var(--miui-gap) 0;
  margin-top: 32px;
  border-top: 1px solid var(--miui-glass-border);
  font-size: 0.85rem;
  color: var(--miui-text-tertiary);
  max-width: var(--miui-max-width);
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   Animations
   ============================================ */
@keyframes miui-fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes miui-slide-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.miui-animate {
  animation: miui-fade-in 0.5s var(--miui-ease) forwards;
  opacity: 0;
}

.miui-animate-delay-1 { animation-delay: 0.1s; }
.miui-animate-delay-2 { animation-delay: 0.2s; }
.miui-animate-delay-3 { animation-delay: 0.3s; }

/* ============================================
   Scrollbar — Subtle MIUI-style
   ============================================ */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--miui-text-tertiary);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--miui-text-secondary);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .miui-layout {
    grid-template-columns: 1fr;
  }

  .miui-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .miui-post-featured .miui-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --miui-gap: 16px;
    --miui-gap-lg: 24px;
  }

  .miui-nav-links {
    display: none;
    position: fixed;
    top: var(--miui-nav-height);
    left: 0;
    right: 0;
    background: var(--miui-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--miui-glass-border);
    box-shadow: var(--miui-shadow-lg);
  }

  .miui-nav-links.open {
    display: flex;
  }

  .miui-nav-toggle {
    display: block;
  }

  .miui-post-grid {
    grid-template-columns: 1fr;
  }

  .miui-post-content {
    padding: 24px;
  }

  .miui-hero {
    padding: 48px 24px;
    border-radius: var(--miui-radius-lg);
  }

  .miui-comments {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .miui-card-body {
    padding: 16px;
  }

  .miui-card-footer {
    padding: 12px 16px;
  }

  .miui-card-title {
    font-size: 1.1rem;
  }

  .miui-post-header h1 {
    font-size: 1.6rem;
  }
}

/* ============================================
   WordPress Core Alignment
   ============================================ */
.alignwide {
  margin-left: calc(-1 * var(--miui-gap));
  margin-right: calc(-1 * var(--miui-gap));
}

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

.wp-caption {
  max-width: 100%;
}

.wp-caption-text {
  font-size: 0.85rem;
  color: var(--miui-text-tertiary);
  text-align: center;
  margin-top: 8px;
}

/* ============================================
   Utility: Skeleton loading (MIUI-style)
   ============================================ */
.miui-skeleton {
  background: linear-gradient(90deg,
    var(--miui-bg) 25%,
    var(--miui-surface-hover) 50%,
    var(--miui-bg) 75%
  );
  background-size: 200% 100%;
  animation: miui-skeleton-loading 1.5s infinite;
  border-radius: var(--miui-radius-sm);
}

@keyframes miui-skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   404 Page
   ============================================ */
.miui-404 {
  text-align: center;
  padding: 80px 20px;
}

.miui-404-code {
  font-size: 8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--miui-primary), var(--miui-accent-warm));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

.miui-404 h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.miui-404 p {
  font-size: 1.1rem;
  color: var(--miui-text-secondary);
  margin-bottom: 32px;
}