@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700&family=Rajdhani:wght@500;600;700&display=swap');

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

body {
    font-family: 'Rajdhani', sans-serif;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    min-height: 100vh;
    color: #fff;
    padding: 20px;
}

.container {
    max-width: 520px;
    margin: 30px auto;
}

.card {
    background: rgba(20, 20, 40, 0.95);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(138, 43, 226, 0.3);
    backdrop-filter: blur(10px);
}

.logo {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    background: linear-gradient(90deg, #8a2be2, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
    letter-spacing: 3px;
}

h1 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.subtitle {
    text-align: center;
    font-size: 16px;
    color: #bbb;
    line-height: 1.6;
    margin-bottom: 30px;
}

/* KVKK Checkbox */
.kvkk-section {
    margin: 25px 0;
    padding: 18px;
    background: rgba(138, 43, 226, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(138, 43, 226, 0.3);
}

.kvkk-checkbox {
    display: flex;
    align-items: flex-start;
    font-size: 14.5px;
    cursor: pointer;
    line-height: 1.5;
}

.kvkk-checkbox input {
    opacity: 0;
    position: absolute;
}

.checkmark {
    width: 24px;
    height: 24px;
    border: 2px solid #8a2be2;
    border-radius: 6px;
    margin-right: 12px;
    flex-shrink: 0;
    position: relative;
    transition: 0.3s;
}

.kvkk-checkbox input:checked ~ .checkmark {
    background: #8a2be2;
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.6);
}

.kvkk-checkbox input:checked ~ .checkmark:after {
    content: "";
    position: absolute;
    left: 7px;
    top: 3px;
    width: 7px;
    height: 12px;
    border: solid white;
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
}

.kvkk-checkbox a {
    color: #00d4ff;
    text-decoration: underline;
}

/* Upload Box */
.upload-box {
    background: rgba(30, 30, 60, 0.6);
    border: 2px dashed #8a2be2;
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    margin: 20px 0;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.upload-box:hover {
    border-color: #00d4ff;
    background: rgba(0, 212, 255, 0.05);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(138, 43, 226, 0.3);
}

.upload-box .icon {
    font-size: 42px;
    margin-bottom: 10px;
}

.upload-box p {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.upload-box small {
    color: #aaa;
    font-size: 14px;
}

input[type="file"] {
    margin-top: 15px;
    padding: 10px;
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
}

.preview img {
    max-width: 100%;
    max-height: 220px;
    border-radius: 12px;
    margin-top: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.5);
}

/* Buton */
button {
    width: 100%;
    padding: 18px;
    margin-top: 20px;
    border: none;
    border-radius: 12px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(45deg, #8a2be2, #00d4ff);
    color: white;
    cursor: not-allowed;
    opacity: 0.6;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

button:enabled {
    opacity: 1;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(138, 43, 226, 0.5);
}

button:enabled:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(138, 43, 226, 0.7);
}

.loader {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Başarı Mesajı */
.success-box {
    text-align: center;
    padding: 30px;
    background: rgba(0, 255, 0, 0.1);
    border: 2px solid rgba(0, 255, 0, 0.4);
    border-radius: 16px;
    margin-top: 20px;
}

.success-box .check {
    font-size: 60px;
    margin-bottom: 15px;
}

.success-box h3 {
    color: #00ff88;
    margin-bottom: 10px;
}

button:disabled {
    opacity: 0.5 !important;
    transform: none !important;
}

button .loader {
    animation: spin 1s linear infinite;
    font-size: 24px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Banka Logoları */
.bank-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
    padding: 20px;
    background: rgba(0,0,0,0.3);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.bank-logo {
    height: 50px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
    transition: all 0.3s;
    filter: grayscale(20%);
}
.bank-logo:hover {
    transform: scale(1.15);
    filter: grayscale(0);
    box-shadow: 0 8px 20px rgba(138,43,226,0.4);
}