/* Google Fonts'tan daha şık bir font ailesi */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700&family=Lato:wght@300;400&family=Great+Vibes&display=swap');

/* Değişkenler */
:root {
    --primary-green: #00dd9b; /* ON Bankacılık'tan ilham alan canlı yeşil */
    --dark-green: #00b880; /* Vurgu için daha koyu yeşil */
    --dark-text: #2c3e50; /* Daha yumuşak bir siyah */
    --light-text: #ffffff;
    --background-color: #fdfdfd;
    --card-background: rgba(255, 255, 255, 0.92); /* Hafif şeffaf kart */
    --shadow: 0 12px 35px rgba(44, 62, 80, 0.08); /* Daha belirgin gölge */
    --border-radius: 16px; /* Daha yumuşak kenarlar */
    --font-heading: 'Great Vibes', cursive; /* Davetiye için el yazısı fontu */
    --font-body: 'Lato', sans-serif;
}

/* Genel Sıfırlama ve Ayarlar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    /* ARKA PLAN FOTOĞRAFI: Buradaki url'yi kendi fotoğrafınızın linki ile değiştirebilirsiniz. */
    font-family: var(--font-body);
    color: var(--dark-text);
    line-height: 1.6;
    position: relative;
}

    /* Okunabilirliği artırmak için arka plan üzerine karartma katmanı */
    body::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.4); /* Karartmayı biraz artırdım */
        z-index: 0;
    }

/* Arka Plan Slider */
.background-slider {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1; /* Karartma katmanının arkasında kalması için */
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

    .slide.active {
        opacity: 1;
    }

.background-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.container {
    width: 100%; /* TAM genişlik */
    max-width: none; /* Sınırlamayı kaldır */
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
    border-radius: 16px;
    padding: 2.5rem;
    position: relative;
    z-index: 1;
}



/* Ana Başlık İçeriği */
.hero-content {
    color: var(--light-text);
    text-align: center;
    /*min-height: 70vh; /* İçeriği aşağı itmek için */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

    .hero-content h1 {
        font-family: var(--font-heading);
        font-size: 7rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
        text-shadow: 3px 3px 8px rgba(0,0,0,0.5);
        animation: fadeInDown 1s ease-out;
    }

    .hero-content p {
        font-size: 1.1rem;
        font-weight: 300;
        text-shadow: 1px 1px 3px rgba(0,0,0,0.4);
        animation: fadeInUp 1s 0.2s ease-out backwards;
    }

.container h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--dark-text);
}

.container #upload-section > p {
    color: #6c757d;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Dosya Yükleme Alanı */
#upload-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

/* Gizli dosya inputu */
#file-input {
    display: none;
}

/* Özel dosya seçme butonu */
.custom-file-upload {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--dark-text);
    color: var(--light-text);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

    .custom-file-upload:hover {
        background-color: #333;
        transform: translateY(-2px);
    }

/* Yükle Butonu */
#upload-button {
    background-color: var(--primary-green);
    color: var(--light-text);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

    #upload-button:hover:not(:disabled) {
        background-color: var(--dark-green);
        box-shadow: 0 8px 20px rgba(0, 221, 155, 0.4);
        transform: translateY(-3px);
    }

    #upload-button:disabled {
        background-color: #e9ecef;
        color: #adb5bd;
        cursor: not-allowed;
    }

/* Fotoğraf Önizleme Alanı */
#preview-area {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    width: 100%;
    margin-top: 1rem;
}

.preview-image-container {
    position: relative;
    width: 100px;
    height: 100px;
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 3px solid #f0f0f0;
}

/* Galeri Bölümü */
#gallery-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius);
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInGridItem 0.5s ease-out forwards;
}

    .gallery-item:hover {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    }

/* Alt Bilgi (Footer) */
.main-footer {
    text-align: center;
    padding: 2rem;
    color: var(--light-text);
    font-size: 0.9rem;
}

/* Animasyonlar */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInGridItem {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.photo-wrapper {
    position: relative;
    width: 100%;
    height: 250px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

    .photo-wrapper .gallery-item {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
    }

.download-icon {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

    .download-icon:hover {
        background-color: rgba(0, 0, 0, 0.8);
    }

    .download-icon svg {
        width: 20px;
        height: 20px;
        fill: white;
    }