:root {
    --clr-bg: #f8fcff;
    --clr-dark: #001b3d; /* derin navy */
    --clr-primary: #00d4c2; /* canlı turkuaz 2026 */
    --clr-primary-d: #009688;
    --clr-accent: #4fc3f7;
    --clr-glass: rgba(255,255,255,0.08);
    --clr-glass-d: rgba(10,31,68,0.12);
    --radius: 1.5rem;
    --shadow: 0 12px 40px rgba(0,27,61,0.12);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Poppins', system-ui, sans-serif;
    background: var(--clr-bg);
    color: var(--clr-dark);
    line-height: 1.7;
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
}

h1 {
    font-size: clamp(3.8rem, 10vw, 8rem);
    line-height: 0.95;
}

h2 {
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    margin-bottom: 2.5rem;
    text-align: center;
}

h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero {
    position: relative;
    height: 100vh;
    min-height: 780px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: url(#wave);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,27,61,0.55) 0%, rgba(0,212,194,0.25) 70%, rgba(0,27,61,0.6) 100%);
    backdrop-filter: blur(3px);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 920px;
    padding: 2rem;
}

.lead {
    font-size: 1.8rem;
    margin: 1.5rem 0 2.5rem;
    opacity: 0.95;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.1rem 2.4rem;
    border-radius: 3rem;
    font-weight: 600;
    font-size: 1.15rem;
    text-decoration: none;
    transition: var(--transition);
}

.btn-prime {
    background: var(--clr-primary);
    color: var(--clr-dark);
}

    .btn-prime:hover {
        background: var(--clr-primary-d);
        color: white;
        transform: translateY(-4px);
    }

.btn-secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

    .btn-secondary:hover {
        background: white;
        color: var(--clr-dark);
    }

.btn-outline {
    border: 2px solid var(--clr-primary);
    color: var(--clr-primary);
}

    .btn-outline:hover {
        background: var(--clr-primary);
        color: white;
    }

.floating-wa {
    position: fixed;
    bottom: 1.8rem;
    right: 1.8rem;
    z-index: 999;
    width: 4.2rem;
    height: 4.2rem;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
    animation: pulse 2.2s infinite ease-in-out;
}

    .floating-wa svg {
        width: 2.2rem;
        height: 2.2rem;
        fill: white;
    }

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

    50% {
        transform: scale(1.09);
    }
}

.section {
    padding: 7rem 0;
}

.dark-glass {
    background: var(--clr-dark);
    color: white;
}

.glass, .glass-dark {
    background: var(--clr-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 2rem 1.8rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

    .glass:hover, .glass-dark:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 60px rgba(0,212,194,0.22);
    }

.glass-dark {
    background: var(--clr-glass-d);
    border-color: rgba(255,255,255,0.18);
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px,1fr));
    gap: 1.8rem;
}

    .bento-grid .span-2 {
        grid-column: span 2;
    }

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(320px,1fr));
    gap: 2rem;
}

.blog-img {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 1rem;
    margin-bottom: 1.2rem;
    display: block;
}

.read-more {
    color: var(--clr-primary);
    font-weight: 600;
    text-decoration: none;
}

    .read-more:hover {
        text-decoration: underline;
    }

footer {
    background: var(--clr-dark);
    color: #a3c4ff;
    text-align: center;
    padding: 4rem 1rem;
    font-size: 0.95rem;
}

.mt-3 {
    margin-top: 3rem;
}

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

/* Responsive */
@media (max-width:768px) {
    .hero {
        min-height: 90vh;
    }

    .cta-group {
        flex-direction: column;
        gap: 1rem;
    }
}


/* Blog Detay Sayfası Ek Stiller */
.content-article {
    padding: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.excerpt {
    font-size: 1.35rem;
    font-style: italic;
    color: var(--clr-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.featured-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 2rem 0;
    box-shadow: var(--shadow);
}

.post-content {
    font-size: 1.15rem;
    line-height: 1.9;
}

    .post-content h2, .post-content h3 {
        color: var(--clr-primary);
        margin: 2.5rem 0 1.2rem;
    }

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

.keyword-list {
    padding: 1.8rem;
    text-align: center;
}

    .keyword-list span {
        background: rgba(0, 212, 194, 0.12);
        color: var(--clr-primary);
        padding: 0.5rem 1rem;
        border-radius: 2rem;
        margin: 0.4rem;
        display: inline-block;
        font-weight: 500;
    }