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

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #e0e0e0;
    padding: 40px 20px;
}

h1 {
    font-size: 22px;
    font-weight: 600;
    color: #a0c4ff;
    margin-bottom: 28px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(160, 196, 255, 0.3);
    letter-spacing: 1px;
}

#ny-tur-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    padding: 40px;
    width: 100%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

label {
    font-size: 13px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #a0c4ff;
    margin-top: 10px;
}

select,
input[type="date"],
input[type="number"],
textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 15px;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: rgba(255, 255, 255, 0.08);
    color: #e0e0e0;
    border: 1px solid rgba(160, 196, 255, 0.4);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s, background-color 0.2s;
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a0c4ff' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-color: rgba(255, 255, 255, 0.08);
}

select option {
    background: #16213e;
    color: #e0e0e0;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

select:hover,
select:focus,
input[type="date"]:hover,
input[type="date"]:focus,
input[type="number"]:hover,
input[type="number"]:focus,
textarea:hover,
textarea:focus {
    border-color: #a0c4ff;
    background-color: rgba(160, 196, 255, 0.12);
}

input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(0.7) sepia(1) saturate(3) hue-rotate(190deg);
    cursor: pointer;
}

button[type="submit"] {
    margin-top: 18px;
    padding: 12px;
    font-size: 15px;
    font-family: 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
    letter-spacing: 1px;
    color: #1a1a2e;
    background: #a0c4ff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

button[type="submit"]:hover {
    background: #c2d9ff;
}

button[type="submit"]:active {
    transform: scale(0.98);
}

.nav-lenke {
    display: block;
    text-align: center;
    margin-top: 6px;
    padding: 8px;
    font-size: 13px;
    color: #a0c4ff;
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s;
}

.nav-lenke:hover {
    background: rgba(160, 196, 255, 0.1);
    color: #c2d9ff;
}