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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

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

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: 2.25rem;
}

h2 {
    font-size: 1.875rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.125rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

::selection {
    background: var(--accent-solid);
    color: #fff;
}

/* === LAYOUT === */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-content {
    display: flex;
    gap: 2.5rem;
    padding: 2.5rem 0;
    min-height: calc(100vh - var(--header-height) - 300px);
}

.content-area {
    flex: 1;
    min-width: 0;
}

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

/* === HEADER === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    height: var(--header-height);
    transition: all var(--transition-base);
}

[data-theme="light"] .site-header {
    background: rgba(248, 250, 252, 0.85);
}

.site-header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.site-logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.site-logo a {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-menu li a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu li a:hover,
.nav-menu li.current-menu-item a,
.nav-menu li.current_page_item a {
    color: var(--text-primary);
    background: var(--accent-glow);
}

.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 0.5rem;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition-base);
}

.nav-menu li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu li a {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.125rem;
}

.btn-icon:hover {
    color: var(--text-primary);
    background: var(--accent-glow);
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: var(--accent-gradient);
    color: #fff !important;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    box-shadow: var(--shadow-glow);
}

.btn-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 30px var(--accent-glow-strong);
    color: #fff !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Search Dropdown */
.search-dropdown {
    position: absolute;
    top: var(--header-height);
    right: 0;
    left: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
}

.search-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-form {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.search-form input[type="search"] {
    width: 100%;
    padding: 1rem 1.5rem;
    padding-right: 60px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 1.125rem;
    font-family: var(--font-sans);
    outline: none;
}

.search-form input[type="search"]:focus {
    border-color: var(--accent-solid);
}

.search-form input[type="search"]::placeholder {
    color: var(--text-muted);
}

.search-form button {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--accent-gradient);
    border: none;
    color: #fff;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === HERO SECTION === */
.hero-section {
    margin-bottom: 2.5rem;
}

.hero-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    min-height: 420px;
    display: flex;
    align-items: flex-end;
    transition: transform var(--transition-base);
}

.hero-card:hover {
    transform: translateY(-4px);
}

.hero-card-image {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-card-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(to top, rgba(10, 14, 23, 0.95) 0%, rgba(10, 14, 23, 0.6) 40%, rgba(10, 14, 23, 0.2) 100%);
}

.hero-card-content {
    position: relative;
    z-index: 3;
    padding: 2.5rem;
    width: 100%;
}

.hero-card .category-badge {
    margin-bottom: 1rem;
}

.hero-card .entry-title {
    font-size: 2.25rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #fff;
}

.hero-card .entry-title a {
    color: #fff;
    -webkit-text-fill-color: unset;
    text-decoration: none;
}

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

.hero-card .entry-excerpt {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 650px;
    margin-bottom: 1.5rem;
}

.hero-card .entry-meta {
    color: rgba(255, 255, 255, 0.6);
}

/* === POST CARDS === */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.post-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-solid);
    box-shadow: var(--shadow-glow);
}

.post-card-thumbnail {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.post-card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 350ms ease;
}

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

.post-card-thumbnail .category-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 2;
}

.post-card-thumbnail.no-thumbnail {
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-card-thumbnail.no-thumbnail svg {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
}

.post-card-body {
    padding: 1.25rem;
}

.post-card .entry-title {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

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

.post-card .entry-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* === ENTRY META === */
.entry-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.entry-meta a {
    color: var(--text-muted);
}

.entry-meta a:hover {
    color: var(--accent-solid);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.meta-item svg {
    width: 14px;
    height: 14px;
}

.meta-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.meta-author img {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    border: 2px solid var(--accent-solid);
}

.category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--accent-gradient);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
    text-decoration: none;
}

.category-badge:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
    color: #fff;
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    padding-left: 1rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 28px;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
}

.section-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-solid);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.section-link:hover {
    gap: 0.5rem;
}