/**
 * NovinTech Theme - Main Stylesheet (Cleaned & Optimized)
 *
 * @package NovinTech Theme
 * @version 1.0.0
 */

/* ========================================
   CSS Variables
======================================== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;

    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;

    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;

    --border-color: #e5e7eb;
    --border-light: #f3f4f6;

    --success: #22c55e;
    --error: #ef4444;

    --font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

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

    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    --container-max: 1200px;
    --container-padding: 1.5rem;
    --header-height: 80px;
}

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

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

.farsi-digits {
font-family: 'Vazirmatn', sans-serif;
font-feature-settings: "ss01";
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

button {
    font-family: inherit;
    cursor: pointer;
}

ul, ol {
    list-style: none;
}

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

/* ========================================
   Typography
======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--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); }

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

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    font-family: inherit;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-color: var(--primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.3);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary);
}

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

/* ========================================
   Header
======================================== */
.site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    background: transparent;
    transition: all var(--transition-slow);
    padding: var(--spacing-lg) 0;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md) 0;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.logo-image {
    height: 40px;
    width: auto;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.main-nav {
    display: none;
}

@media (min-width: 768px) {
    .main-nav {
        display: block;
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-item a {
    color: var(--text-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-item a:hover,
.nav-item.active a {
    color: var(--primary);
}

.header-cta {
    display: none;
}

@media (min-width: 768px) {
    .header-cta {
        display: block;
    }
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--bg-primary);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    transition: right var(--transition-slow);
    overflow-y: auto;
}

.mobile-nav.open {
    right: 0;
}

.mobile-nav-inner {
    padding: var(--spacing-lg);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-close {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    color: var(--text-secondary);
}

.mobile-nav-close svg {
    width: 24px;
    height: 24px;
}

.mobile-nav-menu {
    margin-bottom: var(--spacing-xl);
}

.mobile-nav-menu li {
    margin-bottom: var(--spacing-sm);
}

.mobile-nav-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.mobile-nav-menu a:hover {
    background: var(--bg-secondary);
    color: var(--primary);
}

.mobile-nav-menu svg {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

.mobile-nav-cta {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* ========================================
   Hero Section
======================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--primary-50) 0%, var(--bg-primary) 100%);
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-shapes .shape-1 {
    width: 300px;
    height: 300px;
    background: var(--primary-100);
    top: 10%;
    left: 5%;
}

.hero-shapes .shape-2 {
    width: 400px;
    height: 400px;
    background: var(--primary-50);
    bottom: 10%;
    right: 5%;
}

.hero-section .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-section .container {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-content {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero-content {
        text-align: right;
    }
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero-description {
        margin-left: 0;
        margin-right: 0;
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

@media (min-width: 480px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

.hero-illustration {
    display: none;
    position: relative;
}

@media (min-width: 1024px) {
    .hero-illustration {
        display: flex;
        justify-content: center;
        align-items: center;
    }
}

.hero-card {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.hero-card-content {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.hero-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.hero-card-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.hero-card-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.8;
}

.floating-icon {
    position: absolute;
    width: 56px;
    height: 56px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.floating-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.icon-1 {
    top: -16px;
    right: -16px;
    animation-delay: 0.5s;
}

.icon-2 {
    bottom: -16px;
    left: -16px;
    animation-delay: 1s;
}

.icon-3 {
    top: 50%;
    left: -32px;
    animation-delay: 1.5s;
    background: var(--primary);
}

.icon-3 svg {
    color: white;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-mouse {
    width: 32px;
    height: 48px;
    border: 2px solid var(--primary);
    border-radius: 16px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
    cursor: pointer;
}

.scroll-wheel {
    width: 4px;
    height: 12px;
    background: var(--primary);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes scroll {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}

/* ========================================
   Sections Common Styles
======================================== */
.services-section,
.about-section,
.blog-section,
.contact-section,
.archive-section {
    padding: var(--spacing-3xl) 0;
}

.services-section,
.blog-section {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-lg);
    background: var(--primary-50);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    margin-top: var(--spacing-md);
    border-radius: 2px;
}

.section-header .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: var(--spacing-md) auto 0;
}

/* ========================================
   Services Section
======================================== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.15);
    border-color: var(--primary-100);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.service-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   About Section
======================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid { grid-template-columns: 1fr 1fr; }
}

.about-illustration {
    order: 2;
    position: relative;
}

@media (min-width: 1024px) {
    .about-illustration { order: 1; }
}

.about-card {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-lg);
}

.about-card-inner {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl);
}

.about-avatar {
    width: 96px;
    height: 96px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.about-avatar svg {
    width: 48px;
    height: 48px;
    color: white;
}

.about-card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

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

.about-stat.floating {
    position: absolute;
    top: 0;
    left: 0;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

.about-stat .stat-icon {
    width: 40px;
    height: 40px;
    background: #dcfce7;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-stat .stat-icon svg {
    width: 20px;
    height: 20px;
    color: #16a34a;
}

.about-stat .stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.about-stat .stat-value {
    font-weight: 700;
    color: #16a34a;
}

.about-content {
    order: 1;
}

@media (min-width: 1024px) {
    .about-content { order: 2; }
}

.about-content .section-title::after {
    margin-right: 0;
    margin-left: 0;
}

.about-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.stat-item svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========================================
   Blog Section
======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 640px) {
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

.blog-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all var(--transition-slow);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.2);
    border-color: var(--primary-100);
}

.blog-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

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

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-slow);
}

.blog-image-placeholder svg {
    width: 64px;
    height: 64px;
    color: var(--primary-200);
}

.blog-card:hover .blog-image-placeholder {
    background: linear-gradient(135deg, var(--primary-100) 0%, var(--primary-200) 100%);
}

.blog-card:hover .blog-image-placeholder svg {
    transform: scale(1.1);
    color: var(--primary);
}

.blog-content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.blog-category {
    font-size: var(--font-size-xs);
    padding: 4px 12px;
    background: var(--primary-50);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.blog-category:hover {
    background: var(--primary);
    color: white;
}

.blog-date {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.blog-date svg {
    width: 14px;
    height: 14px;
    stroke: var(--primary);
}

.blog-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
    flex: 1;
}

.blog-title a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.blog-excerpt {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    margin-top: auto;
}

.blog-link:hover {
    gap: 12px;
}

.blog-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.blog-link:hover svg {
    transform: translateX(-4px);
}

.blog-archive-btn {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* ========================================
   Contact Section
======================================== */
.contact-section {
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.contact-content-grid {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-main-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .contact-main-row {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info-side {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all var(--transition-fast);
}

.contact-info-item:hover {
    background: var(--primary-50);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 20px;
    height: 20px;
    color: white;
}

.contact-info-content {
    flex: 1;
}

.contact-info-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.contact-info-value {
    font-weight: 500;
    color: var(--text-primary);
}

.contact-map-side {
    min-height: 300px;
}

.contact-map {
    height: 100%;
    min-height: 300px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 300px;
}

.contact-map-placeholder {
    height: 100%;
    min-height: 300px;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: var(--text-secondary);
}

.contact-map-placeholder svg {
    width: 64px;
    height: 64px;
    color: var(--primary-200);
}

.social-links {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.social-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

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

/* ========================================
   Footer
======================================== */
.site-footer {
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-top-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 30px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
}

.footer-logo-image {
    height: 40px;
    width: auto;
    border-radius: var(--radius-sm);
}

.footer-logo .logo-icon {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.footer-logo .logo-text {
    color: var(--bg-primary);
}

.footer-pages-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-page-link {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
    padding: var(--spacing-xs) 0;
}

.footer-page-link:hover {
    color: var(--bg-primary);
}

.footer-no-pages {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

.footer-bottom-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--bg-primary);
    border-color: var(--bg-primary);
    color: var(--primary);
}

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

@media (max-width: 768px) {
    .footer-top-row {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .footer-bottom-row {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

/* ========================================
   Back to Top
======================================== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    left: var(--spacing-xl);
    width: 48px;
    height: 48px;
    background: var(--primary);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ========================================
   Single Post & Page Styles
======================================== */
.single-post,
.single-page {
    padding-top: calc(var(--header-height) + var(--spacing-xl));
}

.post-header {
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-secondary) 100%);
    padding: calc(var(--header-height) + 50px) 0 50px;
    margin-bottom: 0;
}

.post-header-inner {
    max-width: 800px;
    margin: 0 auto;
}

.post-meta-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.post-category {
    padding: 8px 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white !important;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    letter-spacing: 0.5px;
    box-shadow: 0 5px 15px -5px rgba(37, 99, 235, 0.3);
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    border: none;
}

.post-category a {
    color: white !important;
    text-decoration: none;
}

.post-date,
.post-views {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.post-date svg,
.post-views svg {
    width: 16px;
    height: 16px;
}

.post-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

/* تاریخ انتشار زیر عنوان - جدید */
.post-date-below-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
}

.post-date-below-title svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.post-meta-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.post-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--primary-100);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-role {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.post-share {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.share-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.share-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.share-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.share-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.share-btn svg {
    width: 18px;
    height: 18px;
}

/* Post Thumbnail */
.post-thumbnail {
    max-width: 800px;
    margin: var(--spacing-xl) auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

/* Post Content */
.post-content {
    background: var(--bg-primary);
    padding: var(--spacing-2xl) 0;
}

/* Post Content Box */
.post-content-wrapper {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0;
}

.post-content-box {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.post-thumbnail-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.post-thumbnail-img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

.post-body {
    padding: var(--spacing-2xl);
    max-width: 750px;
    margin: 0 auto;
    font-size: var(--font-size-lg);
    line-height: 2;
}

.post-body h2 {
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
    padding-right: var(--spacing-md);
    border-right: 4px solid var(--primary);
    color: var(--text-primary);
}

.post-body h3 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.post-body p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.post-body ul,
.post-body ol {
    margin-bottom: var(--spacing-lg);
    padding-right: var(--spacing-xl);
}

.post-body li {
    margin-bottom: var(--spacing-sm);
}

.post-body ul li {
    list-style: disc;
    color: var(--primary);
}

.post-body ul li::marker {
    color: var(--primary);
}

.post-body ol li {
    list-style: decimal;
}

.post-body blockquote {
    margin: 2.5rem 0;
    padding: 2rem 2.5rem;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--bg-secondary) 100%);
    border-right: 6px solid var(--primary);
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
    font-style: italic;
    color: var(--text-primary);
    position: relative;
    box-shadow: var(--shadow-md);
}

.post-body blockquote::before {
    content: '"';
    position: absolute;
    top: -20px;
    right: 20px;
    font-size: 6rem;
    color: rgba(37, 99, 235, 0.1);
    font-family: serif;
    line-height: 1;
}

.post-body pre {
    background: #1e1e2f;
    color: #e1e1e6;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin: var(--spacing-xl) 0;
    font-size: var(--font-size-sm);
    direction: ltr;
    text-align: left;
    font-family: 'Fira Code', 'Courier New', Courier, monospace;
}

.post-body code {
    background: var(--primary-50);
    color: var(--primary-dark);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
}

.post-body pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.post-body img {
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) auto;
    box-shadow: var(--shadow-md);
    max-width: 100%;
    display: block;
}

.post-body a {
    color: var(--primary);
    border-bottom: 1px solid var(--primary-light);
    transition: all var(--transition-fast);
}

.post-body a:hover {
    border-bottom-color: var(--primary);
}

/* Post Tags */
.post-tags {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl) var(--spacing-2xl);
    margin-top: var(--spacing-xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    flex-wrap: wrap;
}

.tags-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

.tags-label svg {
    width: 18px;
    height: 18px;
}

.tags-list a {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    margin-left: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.tags-list a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* ========================================
   Archive Section
======================================== */
.archive-section {
    padding: 100px 0;
    min-height: 60vh;
}

.archive-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: var(--spacing-md) auto 0;
    text-align: center;
    line-height: 1.8;
}

/* Archive Search Box */
.archive-search-box {
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

.archive-search-form {
    display: flex;
    gap: 15px;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 8px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-slow);
}

.archive-search-form:focus-within {
    box-shadow: 0 20px 30px -10px rgba(37, 99, 235, 0.2);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.archive-search-input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    background: transparent;
}

.archive-search-input:focus {
    outline: none;
}

.archive-search-input::placeholder {
    color: var(--text-muted);
}

.archive-search-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 30px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.archive-search-btn:hover {
    transform: translateX(-2px);
    box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.3);
}

.archive-search-btn svg {
    width: 18px;
    height: 18px;
}

@media (max-width: 768px) {
    .archive-search-form {
        flex-direction: column;
        padding: 15px;
    }

    .archive-search-btn {
        width: 100%;
        justify-content: center;
    }

    .archive-search-input {
        padding: 12px 15px;
        border: 2px solid var(--border-light);
        border-radius: var(--radius-lg);
    }
}

/* No Results */
.no-results {
    text-align: center;
    padding: 80px 40px;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-light);
    margin: 40px 0;
}

.no-results-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.no-results-icon svg {
    width: 50px;
    height: 50px;
    color: var(--text-muted);
}

.no-results-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.no-results-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* ========================================
   Pagination
======================================== */
.pagination {
    margin-top: 60px;
    display: flex;
    justify-content: center;
}

.pagination-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.pagination-nav a,
.pagination-nav span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.pagination-nav a svg {
    width: 18px;
    height: 18px;
}

.pagination-nav a:hover {
    background: var(--primary-50);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.pagination-nav .current {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: var(--primary);
    color: white;
    font-weight: 600;
}

.pagination-nav .prev,
.pagination-nav .next {
    padding: 0 20px;
    gap: 8px;
}

.pagination-nav .prev.disabled,
.pagination-nav .next.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-color: var(--border-light);
    pointer-events: none;
}

.pagination-info {
    text-align: center;
    margin-top: 20px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.pagination-info p {
    margin: 0;
    padding: 10px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    display: inline-block;
}



/* ========================================
   Comments
======================================== */
.post-comments {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0;
}

.post-comments .container {
    max-width: 700px;
}

.comments-area {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
}

.comments-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.comments-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.comments-title svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.comments-count {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    font-weight: 400;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.comment-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.comment-item.comment-reply {
    margin-right: var(--spacing-2xl);
    background: var(--primary-50);
}

.comment-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid var(--primary-100);
}

.comment-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comment-body {
    flex: 1;
}

.comment-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

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

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--primary);
    color: white;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
}

.comment-meta time {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.comment-text {
    line-height: 1.7;
    color: var(--text-primary);
}

.comment-actions {
    margin-top: var(--spacing-sm);
}

.reply-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.reply-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.reply-btn svg {
    width: 14px;
    height: 14px;
    transform: rotate(180deg);
}

.comment-children {
    margin-top: var(--spacing-lg);
    margin-right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Comment Form */
.comment-respond {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

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

.cancel-reply-wrapper {
    margin-bottom: var(--spacing-lg);
}

.cancel-reply-wrapper a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.cancel-reply-wrapper a:hover {
    background: var(--error);
    color: white;
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.logged-in-as {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--primary-50);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
}

.logged-in-as strong {
    color: var(--primary);
}

.logout-link {
    margin-right: auto;
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 480px) {
    .form-row { grid-template-columns: repeat(2, 1fr); }
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

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

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.comments-closed {
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    text-align: center;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.comments-closed svg {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
}

/* ========================================
   Toast Notification
======================================== */
.toast-notification {
    position: fixed;
    bottom: var(--spacing-xl);
    right: 50%;
    transform: translateX(50%) translateY(100px);
    background: var(--text-primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 9999;
}

.toast-notification.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(50%) translateY(0);
}

.toast-notification svg {
    width: 18px;
    height: 18px;
    color: var(--success);
}

/* ========================================
   Error Section (404)
======================================== */
.error-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 0;
}

.error-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-illustration {
    max-width: 400px;
    margin: 0 auto 40px;
}

.error-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.error-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.error-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.error-suggestions {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
}

.error-suggestions h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.error-suggestions ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.error-suggestions a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    padding: 8px 12px;
    border-radius: 6px;
    transition: background 0.2s;
}

.error-suggestions a:hover {
    background: var(--bg-primary);
}

.error-suggestions svg {
    width: 16px;
    height: 16px;
}

/* ========================================
   Responsive Adjustments
======================================== */
@media (max-width: 639px) {
    :root {
        --container-padding: 1rem;
    }

    .hero-section {
        padding: 100px 0 60px;
    }

    .services-section,
    .about-section,
    .blog-section,
    .contact-section {
        padding: var(--spacing-2xl) 0;
    }
}

@media (max-width: 768px) {
    .archive-section {
        padding: 60px 0;
    }

    .post-header {
        padding: calc(var(--header-height) + 30px) 0 40px;
    }

    .post-title {
        font-size: clamp(1.5rem, 4vw, 2rem);
    }

    .archive-description {
        font-size: var(--font-size-base);
        padding: 0 20px;
    }

    .post-content-box {
        margin: 0 var(--spacing-md);
        border-radius: var(--radius-xl);
    }

    .post-body {
        padding: var(--spacing-lg);
    }

    .post-tags {
        padding: var(--spacing-lg);
    }

    .nav-thumbnail {
        width: 60px;
        height: 60px;
    }

    .nav-link {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .archive-section {
        padding: 40px 0;
    }

    .post-header {
        padding: calc(var(--header-height) + 20px) 0 30px;
    }

    .blog-grid {
        gap: 20px;
        margin-bottom: 40px;
    }

    .pagination {
        margin-top: 40px;
    }

    .no-results {
        padding: 50px 20px;
        margin: 20px 0;
    }

    .nav-title {
        font-size: var(--font-size-xs);
    }

    .nav-label {
        font-size: 0.65rem;
    }

    .pagination-nav a,
    .pagination-nav span {
        min-width: 36px;
        height: 36px;
        padding: 0 8px;
    }
}

/* ========================================
   Print Styles
======================================== */
@media print {
    .site-header,
    .site-footer,
    .back-to-top,
    .post-share,
    .post-navigation,
    .comments-area {
        display: none !important;
    }

    .single-post,
    .single-page {
        padding-top: 0;
    }

    .post-content,
    .page-content {
        max-width: 100%;
    }
}