/* ==== MAIN VARIABLES AND RESET STYLES ==== */
:root {
    /* Main colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --secondary: #10b981;
    --accent: #f59e0b;
    --dark: #111827;
    --light: #f9fafb;
    --gray: #6b7280;
    --gray-light: #e5e7eb;
    --error: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), #7c3aed);
    --gradient-secondary: linear-gradient(135deg, var(--secondary), #0ea5e9);
    --gradient-accent: linear-gradient(135deg, var(--accent), #ec4899);

    /* Shadows */
    --shadow-sm: 0 1px 2px 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);

    /* Sizes and space */
    --container-max-width: 1200px;
    --header-height: 70px;
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-full: 9999px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
      Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', 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;

    /* Animations */
    --transition-short: 0.15s ease-in-out;
    --transition-medium: 0.3s ease-in-out;
    --transition-long: 0.5s ease-in-out;
    --easing-standard: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset styles and main styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--dark);
    background-color: var(--light);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

img, svg {
    display: block;
    max-width: 100%;
}

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

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

button, input, textarea, select {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style-type: none;
}

/* ==== BACKGROUND CANVAS AND SITE CONTAINER ==== */
.generative-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-color: var(--light);
}

.site-container {
    position: relative;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    overflow: hidden;
}

/* ==== HEADER AND NAVIGATION ==== */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    position: relative;
    z-index: 100;
}

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

.logo-image {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--dark);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Neural network - navigation */
.neural-nav {
    display: flex;
    gap: 1rem;
    position: relative;
    color: var(--dark) !important;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
}

.neural-connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.neural-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    padding: 0.75rem;
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
    z-index: 2;
    text-align: center;
}

.neural-node:hover, .neural-node.active {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    background-color: var(--primary);
    color: white;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.neural-node i {
    font-size: var(--font-size-xl);
    transition: transform var(--transition-medium);
    color: var(--dark);
}

.neural-node:hover i, .neural-node.active i {
    color: white;
    transition: none;
}

.neural-node span {
    font-size: var(--font-size-xs);
    font-weight: 500;
    opacity: 1;
    transform: translateY(0);
    transition: transform var(--transition-medium);
    white-space: nowrap;
    color: var(--dark);
    display: block;
    line-height: 1.2;
    margin-top: 0.25rem;
}

.neural-node:hover span, .neural-node.active span {
    opacity: 1;
    transform: translateY(0);
    color: white;
    transition: none;
}


/* Mobile menu */
.mobile-menu-toggle {
    display: none;
    font-size: var(--font-size-2xl);
    color: var(--dark);
    cursor: pointer;
}

/* Styles for mobile menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--light);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    backdrop-filter: blur(10px);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
}

.mobile-menu li a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-short);
}

.mobile-menu li a:hover {
    background-color: rgba(99, 102, 241, 0.1);
}

.mobile-menu li i {
    font-size: var(--font-size-2xl);
    color: var(--primary);
}

.mobile-menu li span {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: var(--font-size-3xl);
    color: var(--dark);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-short);
}

.mobile-menu-close:hover {
    color: var(--primary);
    transform: rotate(90deg);
}

body.mobile-menu-open {
    overflow: hidden;
}

/* ==== MAIN SECTIONS ==== */
section {
    padding: 5rem 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity var(--transition-long), transform var(--transition-long);
}

section.active-section {
    opacity: 1;
    transform: translateY(0);
}

.section-container {
    width: 100%;
    margin: 0 auto;
    max-width: 90%;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: 2.5rem;
    text-align: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
}

/* ==== WELCOME SECTION (HERO) ==== */
.hero-section {
    display: flex;
    gap: 2rem;
    align-items: center;
    justify-content: space-between;
    min-height: calc(100vh - var(--header-height));
    padding-top: 0;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.animated-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.animated-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--light);
    transform: translateX(-100%);
    animation: revealText 1.5s var(--easing-standard) forwards;
}

@keyframes revealText {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(100%);
    }
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--gray);
    margin-bottom: 2rem;
    animation: fadeIn 1s var(--easing-standard) 0.5s both;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    animation: fadeIn 1s var(--easing-standard) 0.8s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.primary-button, .secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: all var(--transition-short);
    box-shadow: var(--shadow-md);
}

.primary-button {
    background: var(--gradient-primary);
    color: white;
}

.primary-button:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    color: white;
}

.secondary-button {
    background-color: white;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.secondary-button:hover {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

/* Welcome chatbot */
.welcome-chatbot {
    flex: 1;
    max-width: 450px;
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    animation: slideIn 0.5s var(--easing-standard) both;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.chatbot-message {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.bot-avatar {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.message-bubble {
    background-color: var(--gray-light);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    max-width: calc(100% - 60px);
}

.message-bubble p {
    margin-bottom: 1rem;
}

.message-bubble p:last-child {
    margin-bottom: 0;
}

.chatbot-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chatbot-option {
    background-color: white;
    border: 1px solid var(--primary);
    border-radius: var(--border-radius-full);
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-short);
}

.chatbot-option:hover {
    background-color: var(--primary);
    color: white;
}

.user-input {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
    border-top: 1px solid var(--gray-light);
    padding-top: 1rem;
}

.user-input input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
}

.user-input button {
    background-color: var(--primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-short);
}

.user-input button:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
}

/* ==== ABOUT SECTION ==== */
.about-section {
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
}

.about-content {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
}

.about-story {
    flex: 1;
}

.about-story h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: 1rem;
    color: var(--dark);
}

.about-story p {
    margin-bottom: 1.5rem;
    color: var(--gray);
}

/* AI animation */
.ai-animation {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-animation-container {
    position: relative;
    width: 200px;
    height: 200px;
}

.ai-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    opacity: 0.9;
    box-shadow: var(--shadow-xl);
    animation: pulse 3s infinite var(--easing-standard);
}

.ai-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    border: 4px solid var(--primary-light);
    border-radius: var(--border-radius-full);
    opacity: 0.3;
    animation: pulse 3s infinite var(--easing-standard);
}

.ai-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ai-particles::before, .ai-particles::after {
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    background-color: var(--primary-light);
    border-radius: var(--border-radius-full);
    animation: orbit 8s infinite linear;
}

.ai-particles::after {
    width: 20px;
    height: 20px;
    animation-duration: 12s;
    animation-direction: reverse;
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes orbit {
    0% {
        transform: rotate(0deg) translateX(90px) rotate(0deg);
    }
    100% {
        transform: rotate(360deg) translateX(90px) rotate(-360deg);
    }
}

.about-slogan {
    text-align: center;
    margin-top: 3rem;
}

.about-slogan h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: 1rem;
    font-weight: 700;
    font-style: italic;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.about-slogan p {
    max-width: 600px;
    margin: 0 auto;
    color: var(--gray);
}

/* ==== FEATURES SECTION ==== */
.features-section {
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-card {
    background-color: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform var(--transition-medium);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
    transform: scaleY(1);
}

.feature-icon {
    font-size: var(--font-size-3xl);
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: all var(--transition-medium);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
}

/* Loading indicator */
.loading-indicator {
    text-align: center;
    padding: 2rem;
    color: var(--primary);
    font-size: var(--font-size-lg);
    grid-column: 1 / -1;
}

.loading-indicator i {
    margin-right: 0.5rem;
}

/* ==== SITE FOOTER ==== */
.site-footer {
    background-color: var(--dark);
    color: white;
    padding: 4rem 2rem 2rem;
    margin-top: 5rem;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-logo .logo-text {
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
    justify-content: center;
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    margin-bottom: 1.5rem;
    color: white;
    text-align: center;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
}

.footer-column a {
    color: var(--gray-light);
    transition: color var(--transition-short);
}

.footer-column a:hover {
    color: white;
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    justify-content: center;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--transition-short);
}

.social-icon:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-sm);
    color: var(--gray-light);
    gap: 1rem;
    flex-wrap: wrap;
    text-align: center;
    width: 100%;
}

.footer-bottom p {
    width: 100%;
    text-align: center;
    margin: 0.5rem 0;
}

/* ==== ADAPTABILITY ==== */
@media (max-width: 1024px) {
    :root {
        --font-size-5xl: 2.5rem;
    }

    .neural-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-section {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .cta-buttons {
        justify-content: center;
    }

    .welcome-chatbot {
        max-width: 100%;
        margin-top: 2rem;
    }

    .about-content {
        flex-direction: column;
    }

    .ai-animation {
        margin: 2rem 0;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-5xl: 2.25rem;
    }

    section {
        padding: 3rem 0;
        min-height: auto;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .idea-form {
        flex-direction: column;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 1.75rem;
        --font-size-5xl: 2rem;
    }

    .site-header {
        padding: 1rem 0;
    }

    .logo-text {
        font-size: var(--font-size-lg);
    }

    .logo-image {
        height: 30px;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .primary-button, .secondary-button {
        width: 100%;
    }

    .chatbot-options {
        flex-direction: column;
    }

    .chatbot-option {
        width: 100%;
    }
}

/* ==== CASES SECTION ==== */
.cases-section {
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--gray);
}

.cases-grid {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin: 3rem 0;
}

.case-card {
    display: flex;
    align-items: center;
    gap: 2rem;
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-medium);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.case-card.reverse {
    flex-direction: row-reverse;
}

.case-image {
    flex: 0 0 40%;
    overflow: hidden;
}

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

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

.case-content {
    flex: 1;
    padding: 2rem;
}

.case-content h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.case-category {
    margin-bottom: 1rem;
}

.case-category span {
    display: inline-block;
    background-color: var(--primary-light);
    color: var(--primary-dark);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.case-quote {
    background-color: rgba(99, 102, 241, 0.05);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.user-avatar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.user-avatar img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover .user-avatar img {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.avatar-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: white;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.avatar-circle::before {
    content: attr(data-initials);
    position: relative;
    z-index: 2;
}

.avatar-circle::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    z-index: 1;
}

.case-card:nth-child(1) .avatar-circle::after {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.case-card:nth-child(2) .avatar-circle::after {
    background: linear-gradient(135deg, #f97316, #ec4899);
}

.case-card:nth-child(3) .avatar-circle::after {
    background: linear-gradient(135deg, #10b981, #3b82f6);
}

.case-card:hover .avatar-circle {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.user-avatar .user-name {
    font-weight: 600;
    color: var(--dark);
    font-size: var(--font-size-md);
}

.user-avatar .user-role {
    color: var(--gray);
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.case-quote p {
    font-style: italic;
    line-height: 1.6;
    position: relative;
    padding-left: 1.5rem;
}

.case-quote p::before {
    content: '"';
    font-size: 3rem;
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    left: -0.5rem;
    top: -1.5rem;
}

.case-result {
    margin-top: 1rem;
    color: var(--dark);
}

.cases-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background-color: var(--light-bg);
    border-radius: var(--border-radius-lg);
}

.cases-cta p {
    margin-bottom: 1rem;
    font-size: var(--font-size-lg);
    color: var(--dark);
}

/* ==== FAQ SECTION ==== */
.faq-section {
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    position: relative;
    transition: all var(--transition-medium);
}

.fade-in-section {
    animation: fadeIn 0.8s ease-in-out;
}

.faq-categories {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.faq-category {
    background-color: white;
    border: 1px solid var(--border-color);
    color: var(--gray);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-short);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.faq-category:hover {
    background-color: rgba(99, 102, 241, 0.05);
    border-color: var(--primary);
    color: var(--primary);
}

.faq-category.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: white;
    border-radius: var(--border-radius-lg);
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-short);
    position: relative;
    z-index: 2;
}

.faq-question:hover {
    background-color: rgba(99, 102, 241, 0.05);
}

.faq-question::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity var(--transition-short);
}

.faq-item.active .faq-question::before {
    opacity: 1;
}

.faq-question h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--dark);
    transition: color var(--transition-short);
}

.faq-item.active .faq-question h3 {
    color: var(--primary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: all var(--transition-short);
}

.faq-item.active .faq-icon {
    color: var(--secondary);
}

.faq-answer {
    padding: 0 1.5rem;
    height: 0;
    overflow: hidden;
    transition: height var(--transition-medium) ease-in-out;
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem;
}

.faq-answer p {
    color: var(--gray);
    padding-bottom: 1.5rem;
    line-height: 1.6;
}

.faq-more {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-short);
}

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

.faq-more p {
    margin-bottom: 1rem;
    color: var(--dark);
    font-weight: 500;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Update media queries */
@media (max-width: 992px) {
    .case-card, .case-card.reverse {
        flex-direction: column;
    }

    .case-image {
        flex: 0 0 auto;
        width: 100%;
        height: 250px;
    }

    .blog-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .newsletter-form {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .case-content h3 {
        font-size: var(--font-size-xl);
    }
}

@media (max-width: 480px) {
    .blog-filters {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .blog-filter {
        flex: 1 0 calc(50% - 0.5rem);
    }

    .case-content {
        padding: 1.5rem;
    }
}

.case-card .case-image img,
.blog-post .post-image img {
    display: none; /* Hide the placeholder images that aren't loading */
}

.case-card .case-image,
.blog-post .post-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    min-height: 250px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: var(--border-radius-md);
}

.case-card .case-image::before,
.blog-post .post-image::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.8);
    z-index: 2;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, text-shadow 0.3s ease;
}

.case-card .case-image::after,
.blog-post .post-image::after {
    content: attr(data-title);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 1rem;
    color: white;
    font-weight: bold;
    font-size: var(--font-size-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.case-card:hover .case-image::before,
.blog-post:hover .post-image::before {
    transform: scale(1.2) translateY(-10px);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.case-card:hover .case-image::after,
.blog-post:hover .post-image::after {
    background-size: 110% 110%;
    filter: brightness(1.1);
}

/* Case card specific background gradients and content */
.case-card:nth-child(1) .case-image::after {
    content: "Writer and AI";
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.case-card:nth-child(2) .case-image::after {
    content: "Programmer with AI";
    background: linear-gradient(135deg, #f97316, #ec4899);
}

.case-card:nth-child(3) .case-image::after {
    content: "Entrepreneur and AI";
    background: linear-gradient(135deg, #10b981, #3b82f6);
}

/* Blog post specific background gradients and content */
.blog-post:nth-child(1) .post-image::after {
    content: "AI Trends 2023";
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.blog-post:nth-child(2) .post-image::after {
    content: "AI Prompts";
    background: linear-gradient(135deg, #f97316, #ec4899);
}

.blog-post:nth-child(3) .post-image::after {
    content: "AI Research";
    background: linear-gradient(135deg, #10b981, #3b82f6);
}

/* Icon styles for case card placeholders */
.case-card .case-image::before,
.blog-post .post-image::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.8);
    z-index: 2;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, text-shadow 0.3s ease;
}

/* Specific case card styling */
.case-card:nth-child(1) .case-image::before {
    content: "\f5ad"; /* pen-fancy icon for writer */
}

.case-card:nth-child(2) .case-image::before {
    content: "\f121"; /* code icon for programmer */
}

.case-card:nth-child(3) .case-image::before {
    content: "\f0f4"; /* coffee icon for entrepreneur */
}

/* Specific blog post styling */
.blog-post:nth-child(1) .post-image::before {
    content: "\f201"; /* chart line icon for trends */
}

.blog-post:nth-child(2) .post-image::before {
    content: "\f4ad"; /* comment dots icon for prompts */
}

.blog-post:nth-child(3) .post-image::before {
    content: "\f0eb"; /* lightbulb icon for research */
}

.blog-post .post-image {
    min-height: 200px;
}

/* Demo highlight effect */
@keyframes demoHighlight {
    0% {
        box-shadow: var(--shadow-lg);
        transform: scale(1);
    }
    25% {
        box-shadow: 0 0 30px 8px rgba(99, 102, 241, 0.5);
        transform: scale(1.03);
    }
    50% {
        box-shadow: 0 0 20px 5px rgba(99, 102, 241, 0.4);
        transform: scale(1.02);
    }
    75% {
        box-shadow: 0 0 25px 6px rgba(99, 102, 241, 0.45);
        transform: scale(1.01);
    }
    100% {
        box-shadow: var(--shadow-lg);
        transform: scale(1);
    }
}

.demo-highlight {
    animation: demoHighlight 1.2s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* ==== BLOG POST MODAL ==== */
.blog-post-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.blog-post-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.blog-post-modal .modal-content {
    position: relative;
    width: 95%;
    max-width: 1200px;
    height: auto;
    max-height: 95vh;
    background-color: white;
    overflow-y: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15), 0 0 40px rgba(99, 102, 241, 0.35);
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-post-modal.active .modal-content {
    transform: translateY(0);
    opacity: 1;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25), 0 0 60px rgba(99, 102, 241, 0.45);
}

.modal-post {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.modal-post-header {
    height: min(35vh, 380px);
    min-height: 250px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 3rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    flex-shrink: 0;
}

.modal-post-content {
    padding: 3rem;
    overflow-y: auto;
    font-size: 1.05rem;
    line-height: 1.8;
    flex-grow: 1;
}

.post-full-content {
    margin-top: 2.5rem;
    line-height: 1.8;
}

.post-full-content p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.post-full-content p:first-of-type {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
}

.post-share {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.post-share p {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.share-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.share-button {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background-color: var(--gray-light);
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-short);
}

.share-button:hover {
    background-color: var(--primary);
    color: white;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .modal-post {
        flex-direction: column;
    }

    .modal-post-image {
        height: 200px;
    }

    .modal-post-content {
        max-height: calc(90vh - 200px);
    }

    .modal-post-content h2 {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 480px) {
    .modal-post-header {
        height: 180px;
    }

    .modal-post-header h1 {
        font-size: 1.8rem;
        padding: 0.5rem 1rem;
    }
}

/* Improved styles for meta information */
.post-meta-with-avatar {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.post-meta-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
    justify-content: center;
}

/*.post-author {*/
/*    font-weight: 700;*/
/*    font-size: 1.1rem;*/
/*    color: var(--text-primary);*/
/*    margin: 0;*/
/*    line-height: 1.3;*/
/*    letter-spacing: -0.01em;*/
/*    text-rendering: optimizeLegibility;*/
/*}*/

.post-date {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0 0 5px 0;
    opacity: 0.8;
    line-height: 1.2;
}

/* Animation for modal window */
@keyframes modalFadeIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    70% {
        opacity: 1;
        transform: translateY(-5px) scale(1);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.blog-post-modal.active .modal-content {
    animation: modalFadeIn 0.6s cubic-bezier(0.19, 1, 0.22, 1) forwards;
}

.modal-post-header {
    animation: headerFadeIn 0.8s ease-out 0.2s backwards;
}

.post-meta-with-avatar {
    opacity: 0;
    animation: fadeIn 0.5s ease-out 0.6s forwards;
}

.post-full-content {
    opacity: 0;
    animation: fadeIn 0.5s ease-out 0.8s forwards;
}

.post-share {
    opacity: 0;
    animation: fadeIn 0.5s ease-out 1s forwards;
}

/* Common styles for image placeholders */
.case-image, .post-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    min-height: 250px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: var(--border-radius-md);
}

.post-image {
    min-height: 200px;
}

/* Styles for icon display */
.case-image::before, .post-image::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.8);
    z-index: 2;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, text-shadow 0.3s ease;
}

/* Icon definition through data-icon attribute */
.case-image[data-icon="pen-fancy"]::before, .post-image[data-icon="pen-fancy"]::before {
    content: "\f5ad"; /* pen-fancy icon for writer */
}

.case-image[data-icon="code"]::before, .post-image[data-icon="code"]::before {
    content: "\f121"; /* code icon for programmer */
}

.case-image[data-icon="coffee"]::before, .post-image[data-icon="coffee"]::before {
    content: "\f0f4"; /* coffee icon for entrepreneur */
}

.post-image[data-icon="chart-line"]::before {
    content: "\f201"; /* chart line icon for trends */
}

.post-image[data-icon="comment-dots"]::before {
    content: "\f4ad"; /* comment dots icon for prompts */
}

.post-image[data-icon="lightbulb"]::before {
    content: "\f0eb"; /* lightbulb icon for research */
}

/* Styles for backgrounds and titles */
.case-image::after, .post-image::after {
    content: attr(data-title);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 1rem;
    color: white;
    font-weight: bold;
    font-size: var(--font-size-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

/* Background gradients for placeholders */
.case-card:nth-child(1) .case-image::after,
.blog-post[data-category="news"] .post-image::after {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.case-card:nth-child(2) .case-image::after,
.blog-post[data-category="tutorials"] .post-image::after {
    background: linear-gradient(135deg, #f97316, #ec4899);
}

.case-card:nth-child(3) .case-image::after,
.blog-post[data-category="research"] .post-image::after {
    background: linear-gradient(135deg, #10b981, #3b82f6);
}

/* Hover effects */
.case-card:hover .case-image::before,
.blog-post:hover .post-image::before {
    transform: scale(1.2) translateY(-10px);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.case-card:hover .case-image::after,
.blog-post:hover .post-image::after {
    background-size: 110% 110%;
    filter: brightness(1.1);
}

/* Adding floating animation for the icon */
@keyframes floatIcon {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0);
    }
}

/* Styles for category in modal window */
.post-category-tag {
    display: inline-block;
    margin-top: 8px;
    padding: 5px 12px;
    border-radius: var(--border-radius-md);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    background-color: var(--primary);
    position: relative;
    overflow: hidden;
}

.post-category-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: translateX(-100%);
    transition: transform 0.8s ease;
}

.post-category-tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.post-category-tag:hover::before {
    transform: translateX(100%);
}

.post-category-tag[data-category="News"] {
    background-color: #6366f1;
}

.post-category-tag[data-category="Tutorials"] {
    background-color: #f97316;
}

.post-category-tag[data-category="Research"] {
    background-color: #10b981;
}

.author-avatar {
    display: flex;
    align-items: center;
}

.author-avatar .avatar-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.author-avatar .avatar-circle::before {
    content: attr(data-initials);
    position: relative;
    z-index: 2;
}

.author-avatar .avatar-circle::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    z-index: 1;
}

/* Different colors for different blog categories */
[data-category="News"].avatar-circle::after,
.author-avatar .avatar-circle[data-category="News"]::after {
    background: linear-gradient(135deg, #6366f1, #8b5cf6) !important;
}

[data-category="Tutorials"].avatar-circle::after,
.author-avatar .avatar-circle[data-category="Tutorials"]::after {
    background: linear-gradient(135deg, #f97316, #ec4899) !important;
}

[data-category="Research"].avatar-circle::after,
.author-avatar .avatar-circle[data-category="Research"]::after {
    background: linear-gradient(135deg, #10b981, #3b82f6) !important;
}

/* Styles for new blog structure */
.post-header {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    transition: all var(--transition-base);
}

.post-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.5));
    animation: floatIcon 3s ease-in-out infinite;
}

.post-category {
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: 0.5rem 1rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(5px);
}

/* Styles for modal window */
.modal-post-header {
    height: 320px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 3rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-post-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.15);
    z-index: 1;
}

.modal-post-header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    text-align: center;
    text-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
    max-width: 90%;
    margin: 0 auto;
    line-height: 1.2;
    position: relative;
    z-index: 2;
    letter-spacing: -0.5px;
    animation: fadeText 1s ease-out forwards;
    padding: 1.5rem 2.5rem;
}

.modal-post-header h1::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(3px);
    z-index: -1;
    transform: skewY(-1deg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

@keyframes fadeText {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Modal window styles by categories */
.blog-post-modal[data-category="News"] .modal-post-header,
.blog-post-modal[data-category="news"] .modal-post-header {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.blog-post-modal[data-category="Tutorials"] .modal-post-header,
.blog-post-modal[data-category="tutorials"] .modal-post-header {
    background: linear-gradient(135deg, #f97316, #ec4899);
}

.blog-post-modal[data-category="Research"] .modal-post-header,
.blog-post-modal[data-category="research"] .modal-post-header {
    background: linear-gradient(135deg, #10b981, #3b82f6);
}

.post-content {
    padding: 1.5rem;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.modal-close:hover {
    background: white;
    transform: rotate(90deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Responsive styles for modal window on different devices */
@media (max-width: 1200px) {
    .blog-post-modal .modal-content {
        width: 95%;
        max-width: 1000px;
    }

    .modal-post-header {
        height: min(30vh, 350px);
    }

    .modal-post-header h1 {
        font-size: 3rem;
    }
}

@media (max-width: 991px) {
    .blog-post-modal .modal-content {
        width: 95%;
    }

    .modal-post-header {
        height: min(30vh, 320px);
        padding: 2.5rem;
    }

    .modal-post-header h1 {
        font-size: 2.8rem;
        padding: 1.2rem 2rem;
    }

    .modal-post-content {
        padding: 2.5rem;
    }
}

@media (max-width: 768px) {
    .blog-post-modal .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .modal-post-header {
        height: min(25vh, 250px);
        padding: 2rem;
    }

    .modal-post-header h1 {
        font-size: 2.2rem;
        padding: 1rem 1.5rem;
    }

    .modal-post-content {
        padding: 2rem;
    }

    .post-meta-with-avatar {
        padding-bottom: 15px;
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .blog-post-modal .modal-content {
        width: 100%;
        height: 100%;
        max-height: 100%;
        border-radius: 0;
    }

    .modal-post-header {
        height: min(25vh, 200px);
        min-height: 180px;
        padding: 1.5rem;
        border-radius: 0;
    }

    .modal-post-header h1 {
        font-size: 1.8rem;
        padding: 0.8rem 1.2rem;
        max-width: 95%;
    }

    .modal-post-content {
        padding: 1.5rem;
        font-size: 1rem;
    }

    .modal-close {
        top: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
    }

    .post-full-content p:first-of-type {
        font-size: 1.1rem;
    }
}

.blog-post-modal .modal-content::-webkit-scrollbar {
    width: 6px;
}

.blog-post-modal .modal-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 10px;
}

.blog-post-modal .modal-content::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.3);
    border-radius: 10px;
}

.blog-post-modal .modal-content::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.5);
}

/* Adding decorative elements for modal window */
.modal-post-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg,
        rgba(99, 102, 241, 0) 0%,
        rgba(99, 102, 241, 0.8) 50%,
        rgba(99, 102, 241, 0) 100%
    );
    z-index: 10;
}

@keyframes headerFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animation performance optimization */
.welcome-chatbot,
.modal-content,
.feature-card,
.case-card,
.blog-post,
.primary-button,
.secondary-button {
    will-change: transform, opacity, box-shadow;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

/* Improved styles for meta information */
.post-meta-with-avatar {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.author-avatar {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.author-avatar .avatar-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.author-avatar .avatar-circle:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Privacy Policy and Terms of Use Styles */
.privacy-policy-section,
.terms-section {
    padding: 60px 0;
    background-color: var(--light);
}

.privacy-content,
.terms-content {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    max-width: 900px;
    margin: 0 auto;
}

.privacy-content h2,
.terms-content h2 {
    font-size: var(--font-size-2xl);
    color: var(--dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.privacy-content h2::after,
.terms-content h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 1.5px;
}

.privacy-content p,
.terms-content p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.privacy-content ul,
.terms-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.privacy-content ul li,
.terms-content ul li {
    margin-bottom: 0.75rem;
    position: relative;
    padding-left: 1.5rem;
    list-style-type: none;
}

.privacy-content ul li::before,
.terms-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.policy-updated,
.terms-updated {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-style: italic;
    color: var(--gray);
}

@media (max-width: 768px) {
    .privacy-content,
    .terms-content {
        padding: 30px 20px;
    }

    .privacy-content h2,
    .terms-content h2 {
        font-size: var(--font-size-xl);
    }
}

@media (max-width: 480px) {
    .privacy-content,
    .terms-content {
        padding: 20px 15px;
    }
}

.privacy-content a,
.terms-content a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px dotted var(--primary);
    transition: all 0.3s ease;
}

.privacy-content a:hover,
.terms-content a:hover {
    color: var(--primary-dark);
    border-bottom-color: var(--primary-dark);
}

.privacy-content strong,
.terms-content strong {
    font-weight: 600;
    color: var(--dark);
}

.privacy-content .section-title,
.terms-content .section-title {
    margin-bottom: 2rem;
}

.update-page-text section {
    min-height: unset;
}

.update-page-text h1 {
    text-align: center;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    font-size: 4rem;
}

.update-page-text p {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.4rem;
    line-height: 2;
    color: #4C4C4C;
}