/* SMOOTH SCROLL AYARI */
        html {
            scroll-behavior: smooth;
        }

        :root {
            --primary-green: #1B5F39;
            --primary-dark: #233E32;
            --text-color: #2C2821;
            --bg-light: #F1F2DE;
            --bg-card: #FCFBF8;
            --accent-blue: #0077BE;
            --accent-cyan: #40C4FF;
            --font-heading: 'Alice', serif;
            --font-body: 'Lora', serif;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-light);
            color: var(--text-color);
            line-height: 1.6;
            font-weight: 400;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            color: var(--primary-dark);
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        h1 { font-size: 2.5rem; }
        h2 { font-size: 2rem; }
        h4 { font-size: 1.25rem; color: var(--primary-green); }

        p { margin-bottom: 1rem; }

        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* --- HEADER & NAVBAR DÜZENLEMESİ --- */
        header {
            background-color: var(--bg-card);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .navbar {
            display: flex;
            justify-content: space-between; /* Logo sol, diğerleri sağ */
            align-items: center;
            padding: 15px 0;
            position: relative; /* Dropdown menü için referans noktası */
        }

        .logo img { 
            height: 50px; 
            width: auto;
        }

        .nav-links {
            display: flex;
            gap: 20px;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            font-family: var(--font-body);
            color: var(--text-color);
            font-weight: 500;
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -2px;
            left: 0;
            background-color: var(--primary-green);
            transition: width 0.3s;
        }

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

        .nav-buttons { 
            display: flex; 
            gap: 10px; 
        }

        .btn {
            padding: 10px 20px;
            border-radius: 4px;
            font-family: var(--font-body);
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: all 0.3s;
            text-align: center;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary-green);
            color: var(--primary-green);
        }

        .btn-primary {
            background-color: #F2F2F2;
            color: #000;
        }

        /* Mobil Menü Toggle Butonu */
        .menu-toggle { 
            display: none; /* Varsayılan gizli */
            cursor: pointer; 
            font-size: 1.5rem;
            z-index: 1001; /* Menü açıkken üstte kalsın */
            color: var(--primary-dark);
        }

        /* --- MOBİL UYARLAMA (MAX 900px) --- */
        @media (max-width: 900px) {
            .menu-toggle { 
                display: block; /* Hamburger menü görünsün */
            }

            /* Nav linkleri ve butonlar varsayılan gizlensin */
            nav, 
            .nav-buttons { 
                display: none; 
            }

            .navbar {
                padding: 15px 45px;
            }

            /* MENÜ AÇIK İKEN (navbar active classı aldığında) */
            .navbar.active {
                flex-wrap: wrap; /* İçerikler alt alta geçsin */
            }

            /* Açıkken nav alanı görünür olsun */
            .navbar.active nav {
                display: block;
                order: 3; /* Sıralamada 3. sıra (Logo:1, Toggle:2 varsayılan) */
                width: 100%;
                margin-top: 20px;
            }

            .navbar.active .nav-buttons {
                display: flex;
                flex-direction: column;
                order: 4; /* En altta butonlar */
                width: 100%;
                margin-top: 10px;
                margin-bottom: 10px;
                align-items: center;
                gap: 10px;
            }

            .navbar.active .nav-links {
                display: flex;
                flex-direction: column;
                width: 100%;
                gap: 0;
                text-align: center;
            }

            .navbar.active .nav-links li {
                width: 100%;
                border-bottom: 1px solid #eee;
            }
            
            .navbar.active .nav-links a {
                display: block;
                padding: 15px 0;
                width: 100%;
            }

            .navbar.active .nav-links a::after {
                display: none;
            }

            .navbar.active .nav-buttons .btn {
                width: 100%;
                max-width: 250px;
            }

            /* Logo ve Toggle_butonunun yerini sabitleme */
            .logo {
                flex: 1; /* Kalan boşluğu doldurarak toggle'ı sağa iter */
                max-width: 200px; /* Taşmayı önlemek için max genişlik */
            }

            .logo img {
                height: 40px; /* Mobilde logo boyutu */
            }
        }
        /* --- HEADER DÜZENLEMESİ BİTTİ --- */

        /* Hero Section */
        .hero {
            position: relative;
            height: 80vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
            background-color: var(--bg-card);
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.8;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            padding: 20px;
            background: rgba(252, 251, 248, 0.85);
            border-radius: 8px;
            backdrop-filter: blur(5px);
        }

        .hero-quote {
            font-style: italic;
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--text-color);
        }

        .hero h1 {
            font-size: 4rem;
            margin: 10px 0;
            color: var(--primary-green);
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--primary-dark);
            margin-bottom: 20px;
        }
        
        @media (max-width: 600px) {
            .hero { height: 105vh; }
            .hero h1 { font-size: 2.5rem; }
            .hero-content { padding: 15px; }
        }

        /* Generic Section Styles */
        section { padding: 80px 0; } 
        .bg-card { background-color: var(--bg-card); }
        .bg-light { background-color: var(--bg-light); }

        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: top;
        }

        @media (max-width: 768px) {
            .grid-2 { grid-template-columns: 1fr; }
        }

        .section-img img, .section-img video {
            width: 100%;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        }

        /* Feature Boxes / Cards */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        @media (max-width: 768px) {
            .features-grid { grid-template-columns: 1fr; }
        }
        .features-grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        @media (max-width: 768px) {
            .features-grid-2 { grid-template-columns: 1fr; }
        }
        .features-grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        @media (max-width: 768px) {
            .features-grid-3 { grid-template-columns: 1fr; }
        }

        .feature-card {
            /* background: #fff; */
            padding: 25px;
            border-radius: 8px;
            border-left: 4px solid var(--accent-blue);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            background-color: var(--accent-blue);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 15px;
        }

        /* Session Cards */
        .session-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .session-card {
            background: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border-top: 3px solid var(--primary-green);
        }

        .session-price {
            font-weight: bold;
            color: var(--primary-green);
            margin-top: 10px;
            display: block;
        }

        /* Callout Box */
        .callout {
            background-color: #d7f4e4;
            border-left: 4px solid var(--primary-green);
            padding: 15px 20px;
            margin: 20px 0;
            border-radius: 4px;
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .callout i { color: var(--primary-green); margin-top: 3px; }

        /* History Section Styles */
        .history-section {
            position: relative;
            background-image: url('https://images.unsplash.com/photo-1524995997946-a1c2e315a42f?q=80&w=1470&auto=format&fit=crop');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #fff;
            text-align: center;
        }

        .history-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(35, 62, 50, 0.85);
            z-index: 0;
        }

        .history-section .container {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }

        .history-section h2 {
            color: #fff;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            border-bottom: 2px solid rgba(255,255,255,0.3);
            display: inline-block;
            padding-bottom: 10px;
            padding-top: 40px;
        }

        .history-section p {
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 1.5rem;
            color: #e0e0e0;
        }

        /* Timeline */
        .mechanics-section {
            /* background-color: var(--bg-card); */
            /* padding: 80px 0; */
        }

        .mechanics-section h2 {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
            display: inline-block;
            left: 50%;
            transform: translateX(-50%);
            padding-top: 40px;
        }
        
        .mechanics-section h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background-color: var(--primary-green);
            margin: 10px auto 0;
        }

        .board-section {
            /* background-color: var(--bg-light); */
        }

        .board-section h2 {
            padding-top: 40px;
        }

        .timeline {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 4px;
            background-color: var(--primary-green);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -2px;
            border-radius: 2px;
        }

        .timeline-item {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
            box-sizing: border-box;
            margin-bottom: 40px;
        }

        .timeline-item.left { left: 0; }
        .timeline-item.right { left: 50%; }

        .timeline-item::after {
            content: '';
            position: absolute;
            width: 24px;
            height: 24px;
            right: -12px;
            background-color: white;
            border: 4px solid var(--primary-green);
            top: 20px;
            border-radius: 50%;
            z-index: 1;
        }

        .timeline-item.right::after { left: -12px; }

        .timeline-content {
            padding: 25px 30px;
            background-color: white;
            position: relative;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease;
        }

        .timeline-content:hover { transform: translateY(-5px); }

        .timeline-content h3 {
            margin: 0;
            color: var(--primary-dark);
            font-size: 1.5rem;
            margin-bottom: 5px;
        }

        .timeline-number {
            font-family: var(--font-heading);
            color: var(--primary-green);
            font-size: 1rem;
            margin-bottom: 10px;
            display: block;
            font-weight: bold;
            letter-spacing: 1px;
        }

        .timeline-icon {
            position: absolute;
            top: 25px;
            right: 20px;
            font-size: 1.5rem;
            color: rgba(27, 95, 57, 0.1);
        }

        @media screen and (max-width: 768px) {
            .timeline::after { left: 31px; }
            .timeline-item { width: 100%; padding-left: 70px; padding-right: 25px; }
            .timeline-item::after { left: 19px; }
            .timeline-item.right { left: 0%; }
        }

        /* Chakra List Styles */
        .chakra-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .chakra-item {
            display: flex;
            align-items: center;
            background: white;
            padding: 20px;
            margin-bottom: 15px;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .chakra-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .chakra-icon {
            width: 50px;
            height: 50px;
            background-color: var(--bg-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            font-size: 1.2rem;
            color: var(--primary-dark);
            flex-shrink: 0;
            border: 1px solid #e0e0e0;
        }

        .chakra-content h4 {
            margin: 0 0 5px 0;
            color: var(--primary-dark);
            font-family: var(--font-heading);
        }

        .chakra-content p {
            margin: 0;
            color: #666;
            font-size: 0.95rem;
        }

        /* Footer */
        footer {
            background-color: var(--primary-dark);
            color: white;
            padding: 40px 0;
            text-align: center;
        }

        footer a { color: #d7f4e4; }
        footer a:hover { color: white; }

        /* Utility */
        .text-center { text-align: center; }
        .mt-4 { margin-top: 1.5rem; }
        .mb-4 { margin-bottom: 1.5rem; }



    /* Who Section */    
    .who-section {
    padding: 0px 20px;
    }

    .grid-3 {
        display: grid;
        grid-template-columns: 3fr 4fr;
        gap: 70px;
        align-items: center;
    }
    @media (max-width: 768px) {
            .grid-3 { grid-template-columns: 1fr; }
        }
    .grid-4 {
        display: grid;
        grid-template-columns: 3fr 4fr;
        gap: 70px;
    }
    @media (max-width: 768px) {
            .grid-4 { grid-template-columns: 1fr; }
        }
    .grid-5 {
        display: grid;
        grid-template-columns: 3fr 3fr 3fr;
        gap: 40px;
    }
    @media (max-width: 768px) {
            .grid-5 { grid-template-columns: 1fr; }
        }
    /* Sol */
    .left img {
        width: 100%;
        border-radius: 20px;
        object-fit: cover;
    }

    /* Sağ */
    .right h2 {
        font-size: 38px;
        margin-bottom: 35px;
        font-weight: 600;
    }

    .item {
        display: flex;
        align-items: flex-start;
        gap: 18px;
        margin-bottom: 30px;
    }

    .icon {
        width: 48px;
        height: 48px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .icon i {
        font-size: 28px;
        color: #3b69d3;
    }

    /* Metin büyütüldü */
    .item h4 {
        margin: 0;
        font-size: 32px;
        font-weight: 600;
    }

    .item p {
        margin: 8px 0 0;
        color: #555;
        font-size: 18px;
        line-height: 1.6;
    }

/* Responsive */
@media (max-width: 768px) {
  .container {
    grid-template-columns: 1fr;
  }

  .right h2 {
    text-align: center;
    font-size: 30px;
  }
}

    /* --- BACK TO TOP BUTTON STYLES --- */
    .back-to-top {
        position: fixed;
        bottom: 30px;
        right: 30px;
        width: 50px;
        height: 50px;
        background-color: var(--primary-green);
        color: white;
        border: none;
        border-radius: 50%;
        cursor: pointer;
        font-size: 1.2rem;
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease, background-color 0.3s ease, transform 0.3s ease;
        z-index: 998;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

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

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

    @media (max-width: 768px) {
        .back-to-top {
            bottom: 20px;
            right: 20px;
            width: 45px;
            height: 45px;
        }
    }