:root {
    --summer-green: #26ae60;
    --summer-blue: #2980b9;
    --summer-accent: #2ecc71;
    --glass-white: rgba(255, 255, 255, 1);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.yaz-kampi-body {
    background: #f8fafc;
    font-family: 'Poppins', sans-serif;
    color: #2d3436;
}

/* Sayfa Başlığı (Hero) */
.page-header-yaz {
    background: linear-gradient(135deg, #2c3e50 0%, #2980b9 100%);
    padding: 120px 0 100px;
    text-align: center;
    color: white;
    border-radius: 0 0 40px 40px;
    position: relative;
    overflow: hidden;
    margin-bottom: -60px;
    z-index: 1;
}

.page-header-yaz h1 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.page-header-yaz p {
    font-size: 1.1rem;
    opacity: 0.8;
    font-weight: 300;
}

/* Form Konteynırı */
.form-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 30px;
    margin-top: 0;
    position: relative;
    z-index: 10;
}

/* Bilgi Kartları */
.info-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background: white;
    padding: 25px;
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    border: 1px solid #edf2f7;
    transition: all 0.3s ease;
}

.info-icon {
    color: var(--summer-green);
    margin-bottom: 15px;
    background: rgba(38, 174, 96, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.info-card h2, .info-card h3 {
    color: #2d3436;
    margin-bottom: 12px;
    font-size: 1.25rem;
    font-weight: 700;
}

.advantage-list {
    list-style: none;
    padding: 0;
}

.advantage-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: #636e72;
}

.advantage-list li::before {
    content: '✓';
    color: var(--summer-green);
    font-weight: bold;
}

/* Form Alanı */
.form-wrapper {
    background: white;
    padding: 45px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
    border: 1px solid #edf2f7;
    position: relative;
    z-index: 20;
}

.form-wrapper h2 {
    text-align: left;
    margin-bottom: 35px;
    color: #2d3436;
    font-size: 1.8rem;
    font-weight: 800;
    border-left: 5px solid var(--summer-green);
    padding-left: 15px;
}

.form-section-title {
    font-weight: 700;
    color: var(--summer-green);
    margin: 40px 0 20px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    border-top: 1px solid #edf2f7;
    padding-top: 30px;
}

.form-section-title::before {
    content: '';
    width: 20px;
    height: 2px;
    background: var(--summer-green);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-weight: 600;
    color: #636e72;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.95rem;
    transition: all 0.2s;
    background: #f8fafc;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--summer-green);
    background: white;
    box-shadow: 0 0 0 4px rgba(38, 174, 96, 0.1);
    outline: none;
}

.btn-submit {
    background: #2d3436;
    color: white;
    padding: 18px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-submit:hover {
    background: var(--summer-green);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(38, 174, 96, 0.2);
}

/* Alertler */
.alert {
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-weight: 500;
    text-align: center;
}

.alert-success { background: #dff9fb; color: #0984e3; border: 1px solid #74b9ff; }
.alert-error { background: #fab1a0; color: #d63031; border: 1px solid #ff7675; }

/* Mobil Uyumluluk */
@media (max-width: 992px) {
    .form-content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .page-header-yaz h1 {
        font-size: 2.2rem;
    }
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-wrapper {
        padding: 30px 20px;
    }
    
    .page-header-yaz {
        padding: 80px 20px 60px;
    }
}