/* Genel Stiller */
body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    color: #2c3e50;
}

.page-wrapper {
    padding: 2rem 0;
}

/* Üst Banner */
.top-banner {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.logo {
    max-height: 80px;
    margin-bottom: 1rem;
}

.top-banner h1 {
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.top-banner .lead {
    color: #7f8c8d;
    font-size: 1.2rem;
}

/* Form Kartı */
.form-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    padding: 2rem;
}

/* İlerleme Adımları */
.progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
    position: relative;
}

.progress-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: #e0e0e0;
    z-index: 1;
}

.step {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 33.333%;
}

.step-icon {
    width: 50px;
    height: 50px;
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    color: #95a5a6;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.step.active .step-icon {
    background: #b0cb1f;
    border-color: #b0cb1f;
    color: white;
    transform: scale(1.1);
}

.step-text {
    font-size: 0.9rem;
    color: #95a5a6;
    font-weight: 500;
}

.step.active .step-text {
    color: #b0cb1f;
}

/* Form Bölümleri */
.form-section {
    display: none;
}

.form-section.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #2c3e50;
}

/* Form Elemanları */
.form-floating {
    margin-bottom: 1rem;
}

.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e0e0e0;
    padding: 1rem;
    height: calc(3.5rem + 2px);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: #b0cb1f;
    box-shadow: 0 0 0 0.25rem rgba(176, 203, 31, 0.15);
}

/* Oturum Kartları */
.oturum-cards {
    margin: 2rem 0;
}

.oturum-card {
    position: relative;
    background: #ffffff;
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
    border: 2px solid #e0e0e0;
    display: block;
    margin: 0;
}

input[type="radio"] {
    display: none;
}

.oturum-card:hover {
    transform: translateY(-5px);
    border-color: #b0cb1f;
    box-shadow: 0 10px 20px rgba(176, 203, 31, 0.1);
}

/* Seçili oturum kartı stilleri */
input[type="radio"]:checked + .oturum-card {
    border: 3px solid #b0cb1f;
    background: #ffffff;
    box-shadow: none;
}

input[type="radio"]:checked + .oturum-card .oturum-info i {
    transform: scale(1.1);
    color: #b0cb1f;
}

.oturum-info {
    color: #2c3e50;
}

.oturum-info i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #b0cb1f;
    transition: all 0.3s ease;
}

.oturum-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.oturum-info p {
    font-size: 1rem;
    margin: 0;
    color: #6c757d;
}

/* Butonlar */
.btn {
    padding: 0.8rem 2rem;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-lg {
    padding: 1rem 2.5rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #b0cb1f 0%, #96ac19 100%);
    border: none;
}

.btn-success {
    background: linear-gradient(135deg, #b0cb1f 0%, #96ac19 100%);
    border: none;
}

.btn-outline-primary {
    color: #b0cb1f;
    border-color: #b0cb1f;
}

.btn-outline-primary:hover {
    background: #b0cb1f;
    border-color: #b0cb1f;
    color: white;
}

.text-primary {
    color: #b0cb1f !important;
}

/* Kurs Checkbox Kartları */
#kurslarListesi {
    margin: 0 -0.25rem;
}

#kurslarListesi .kurs-card {
    transition: all 0.3s ease;
    border: 2px solid #e0e0e0;
    min-height: 165px;
}

#kurslarListesi .kurs-card:hover:not(.border-danger):not(.opacity-50) {
    border-color: #b0cb1f;
    box-shadow: 0 5px 15px rgba(176, 203, 31, 0.1);
    transform: translateY(-2px);
}

#kurslarListesi .kurs-card.border-danger {
    background-color: #fff5f5;
    border-color: #dc3545 !important;
}

#kurslarListesi .form-check {
    display: flex;
    align-items: flex-start;
    margin-right: 0.75rem;
}

#kurslarListesi .form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.3rem;
    cursor: pointer;
    flex-shrink: 0;
    border-width: 2px;
}

#kurslarListesi .form-check-input:checked {
    background-color: #b0cb1f;
    border-color: #b0cb1f;
}

#kurslarListesi .form-check-input:disabled {
    cursor: not-allowed;
}

#kurslarListesi .kurs-card.opacity-50 {
    opacity: 0.6;
}

#kurslarListesi .form-check-label {
    width: 100%;
    margin-bottom: 0;
}

#kurslarListesi .card-body {
    padding: 1rem !important;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Badge stilleri */
#kurslarListesi .badge {
    font-weight: 600;
    padding: 0.4rem 0.6rem;
}

/* IBAN Kopyalama Butonu */
#copyIbanBtn {
    background: transparent !important;
    border: none !important;
    cursor: pointer;
    transition: all 0.3s ease;
}

#copyIbanBtn:hover {
    background: rgba(176, 203, 31, 0.1) !important;
    border-radius: 50%;
}

#copyIbanBtn:active {
    transform: translateY(-50%) scale(0.95);
}

#copyIbanBtn svg {
    transition: all 0.3s ease;
}

/* Responsive düzenlemeler */
@media (max-width: 991px) {
    #kurslarListesi .kurs-card {
        min-height: auto;
        max-height: none;
    }
}

@media (max-width: 768px) {
    #kurslarListesi .col-lg-6 {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    
    #kurslarListesi .card-body {
        padding: 0.75rem !important;
    }
    
    #kurslarListesi .kurs-card h6 {
        font-size: 0.85rem !important;
    }
    
    #kurslarListesi .kurs-card p {
        font-size: 0.75rem !important;
    }
}

/* Form Overlay (Kontenjan Dolu) */
.form-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    z-index: 1000;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.form-overlay i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: #dc3545;
}

.form-overlay h3 {
    color: #dc3545;
    margin-bottom: 1rem;
}

/* Responsive Düzenlemeler */
@media (max-width: 768px) {
    .page-wrapper {
        padding: 1rem;
    }
    
    .form-card {
        padding: 1.5rem;
    }
    
    .step-text {
        display: none;
    }
    
    .progress-steps {
        margin-bottom: 2rem;
    }
}