/* Minimal AI Blog Style */
/* This CSS file styles a modern, minimalistic blog with a focus on readability and aesthetics. */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary-nude: #F5F1EB;
            --secondary-nude: #E8DDD4;
            --tertiary-nude: #D4C4B0;
            --accent-nude: #C4A484;
            --dark-nude: #A0957A;
            --text-dark: #2C2825;
            --text-medium: #6B5B47;
            --text-light: #8B7D6B;
            --white: #FEFEFE;
            --shadow: rgba(196, 164, 132, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        [data-theme="dark"] {
            --primary-nude: #2C2825;
            --secondary-nude: #3A342E;
            --tertiary-nude: #4A3F37;
            --accent-nude: #C4A484;
            --dark-nude: #D4C4B0;
            --text-dark: #F5F1EB;
            --text-medium: #D4C4B0;
            --text-light: #A0957A;
            --white: #1F1B18;
            --shadow: rgba(0, 0, 0, 0.3);
        }

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background: var(--primary-nude);
            transition: var(--transition);
            overflow-x: hidden;
        }

        /* Animated Background */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            opacity: 0.4;
        }

        .floating-element {
            position: absolute;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-nude), var(--tertiary-nude));
            animation: float 20s infinite linear;
        }

        .floating-element:nth-child(1) {
            width: 80px;
            height: 80px;
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .floating-element:nth-child(2) {
            width: 120px;
            height: 120px;
            top: 60%;
            right: 15%;
            animation-delay: -5s;
        }

        .floating-element:nth-child(3) {
            width: 60px;
            height: 60px;
            bottom: 30%;
            left: 70%;
            animation-delay: -10s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.3; }
            25% { transform: translateY(-20px) rotate(90deg); opacity: 0.5; }
            50% { transform: translateY(-40px) rotate(180deg); opacity: 0.3; }
            75% { transform: translateY(-20px) rotate(270deg); opacity: 0.5; }
        }

        /* Navigation */
        .navbar {
            position: sticky;
            top: 0;
            background: rgba(245, 241, 235, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--secondary-nude);
            z-index: 1000;
            transition: var(--transition);
        }

        [data-theme="dark"] .navbar {
            background: rgba(44, 40, 37, 0.95);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-nude);
            text-decoration: none;
            transition: var(--transition);
        }

        .logo:hover {
            transform: scale(1.05);
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-medium);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--accent-nude);
            transform: translateY(-2px);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-nude);
            transition: var(--transition);
        }

        .nav-links a:hover::after, .nav-links a.active::after {
            width: 100%;
        }

        .theme-toggle {
            background: none;
            border: 2px solid var(--tertiary-nude);
            border-radius: 50px;
            padding: 0.5rem;
            cursor: pointer;
            transition: var(--transition);
            color: var(--text-medium);
        }

        .theme-toggle:hover {
            background: var(--tertiary-nude);
            transform: rotate(180deg);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            cursor: pointer;
        }

        .mobile-menu span {
            width: 25px;
            height: 3px;
            background: var(--text-medium);
            margin: 3px 0;
            transition: var(--transition);
        }

        /* Hero Section */
        .hero {
            text-align: center;
            padding: 4rem 2rem;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--text-dark), var(--accent-nude));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: fadeInUp 1s ease-out;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-medium);
            margin-bottom: 2rem;
            animation: fadeInUp 1s ease-out 0.2s both;
        }

        .cta-button {
            display: inline-block;
            padding: 1rem 2rem;
            background: linear-gradient(135deg, var(--accent-nude), var(--dark-nude));
            color: var(--white);
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
            animation: fadeInUp 1s ease-out 0.4s both;
            box-shadow: 0 10px 30px var(--shadow);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px var(--shadow);
        }

        /* Main Content */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        .section {
            padding: 4rem 0;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
            color: var(--text-dark);
        }

        /* Blog Posts Grid */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .blog-card {
            background: var(--white);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px var(--shadow);
            transition: var(--transition);
            cursor: pointer;
            animation: fadeInUp 0.6s ease-out;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 420px;
            max-height: 420px;
        }

        .blog-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px var(--shadow);
        }

        .blog-image {
            width: 100%;
            height: 200px;
            background: linear-gradient(135deg, var(--secondary-nude), var(--tertiary-nude));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--accent-nude);
        }

        .blog-content {
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            flex-grow: 1;
        }

        .blog-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1rem;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .blog-category {
            background: var(--tertiary-nude);
            color: var(--text-dark);
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .blog-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-dark);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
            -webkit-line-clamp: 2;
            min-height: 3.4rem;
        }

        .blog-excerpt {
            color: var(--text-medium);
            line-height: 1.6;
            margin-bottom: 1rem;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
            -webkit-line-clamp: 2;
        }

        .read-more {
            color: var(--accent-nude);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
            margin-top: auto;
        }

        .read-more:hover {
            transform: translateX(5px);
        }

        /* Category Filter */
        .category-filter {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 3rem;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 0.7rem 1.5rem;
            border: 2px solid var(--tertiary-nude);
            background: transparent;
            color: var(--text-medium);
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }

        .filter-btn:hover, .filter-btn.active {
            background: var(--accent-nude);
            color: var(--white);
            border-color: var(--accent-nude);
            transform: translateY(-2px);
        }

        /* Blog Post Page */
        .blog-post {
            max-width: 800px;
            margin: 0 auto;
            padding: 2rem;
            background: var(--white);
            border-radius: 20px;
            box-shadow: 0 10px 30px var(--shadow);
            margin-bottom: 3rem;
        }

        .blog-post-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .blog-post-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .blog-post-meta {
            color: var(--text-light);
            font-size: 1rem;
        }

        .blog-post-content {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-medium);
        }

        .blog-post-content h2 {
            color: var(--text-dark);
            margin: 2rem 0 1rem 0;
            font-size: 1.8rem;
        }

        .blog-post-content p {
            margin-bottom: 1.5rem;
        }

        /* Contact Form */
        .contact-form {
            max-width: 600px;
            margin: 0 auto;
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: 0 10px 30px var(--shadow);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-dark);
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--secondary-nude);
            border-radius: 10px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
            background: var(--primary-nude);
            color: var(--text-dark);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--accent-nude);
            box-shadow: 0 0 0 3px rgba(196, 164, 132, 0.1);
        }

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

        .submit-btn {
            background: linear-gradient(135deg, var(--accent-nude), var(--dark-nude));
            color: var(--white);
            padding: 1rem 2rem;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px var(--shadow);
        }

        /* Footer */
        .footer {
            background: var(--secondary-nude);
            padding: 3rem 0;
            text-align: center;
            margin-top: 4rem;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

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

        .social-links a {
            width: 50px;
            height: 50px;
            background: var(--accent-nude);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            transition: var(--transition);
        }

        .social-links a:hover {
            transform: translateY(-3px);
            background: var(--dark-nude);
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in {
            animation: fadeInUp 0.6s ease-out;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 10px 30px var(--shadow);
                border-radius: 0 0 20px 20px;
            }

            .nav-links.active {
                display: flex;
            }

            .mobile-menu {
                display: flex;
            }

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

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .category-filter {
                gap: 0.5rem;
            }

            .filter-btn {
                padding: 0.5rem 1rem;
                font-size: 0.9rem;
            }

            .container {
                padding: 0 1rem;
            }

            .nav-container {
                padding: 1rem;
            }
        }

        /* Hidden class for page switching */
        .hidden {
            display: none;
        }

        /* Loading animation */
        .loading {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 3px solid var(--tertiary-nude);
            border-radius: 50%;
            border-top-color: var(--accent-nude);
            animation: spin 1s ease-in-out infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }