/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: #000000;
    color: #F5C518;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container */
.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: #F5C518;
    padding: 15px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    gap: 15px;
}

.plane-box {
    position: absolute;
    left: 20px;
    width: 60px;
    height: 60px;
    border: 3px solid #000;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #F5C518;
    padding: 8px;
}

.plane-icon {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px 20px;
    position: relative;
    z-index: 1;
}

.form-wrapper {
    width: 100%;
    max-width: 500px;
}

.form-title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

/* Form Styles */
.travel-form {
    width: 100%;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: #F5C518;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 15px;
    background: #000;
    border: 2px solid #F5C518;
    color: #F5C518;
    font-size: 16px;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #FFD700;
    box-shadow: 0 0 10px rgba(245, 197, 24, 0.3);
}

.form-group input::placeholder {
    color: #666;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F5C518' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 20px;
    padding-right: 45px;
}

.form-group select option {
    background: #000;
    color: #F5C518;
    padding: 10px;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    max-width: 250px;
    display: block;
    margin: 30px auto 0;
    padding: 16px 50px;
    background: #000;
    border: 3px solid #F5C518;
    color: #F5C518;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 3px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 35px;
}

.btn-submit:hover {
    background: #F5C518;
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(245, 197, 24, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

/* Error Message */
.error-message {
    background: rgba(255, 68, 68, 0.2);
    border: 2px solid #ff4444;
    color: #ff6666;
    padding: 15px;
    margin-bottom: 25px;
    border-radius: 5px;
    text-align: center;
}

.error-message i {
    margin-right: 8px;
}

/* Thank You Message */
.thank-you {
    text-align: center;
    padding: 40px 20px;
}

.thank-you i {
    font-size: 80px;
    color: #F5C518;
    margin-bottom: 30px;
    animation: scaleIn 0.5s ease-out;
}

.thank-you h1 {
    font-size: 42px;
    margin-bottom: 20px;
    letter-spacing: 2px;
    animation: slideUp 0.6s ease-out;
}

.thank-you p {
    font-size: 18px;
    color: #999;
    margin-bottom: 15px;
    animation: slideUp 0.7s ease-out;
}

.btn-back {
    display: inline-block;
    margin-top: 30px;
    padding: 15px 40px;
    background: transparent;
    border: 2px solid #F5C518;
    color: #F5C518;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border-radius: 30px;
}

.btn-back:hover {
    background: #F5C518;
    color: #000;
}

/* Skyline Footer */
.skyline-footer {
    margin-top: auto;
    padding: 0;
    overflow: hidden;
    line-height: 0;
}

.skyline {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Animations */
@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        padding: 12px 15px;
    }

    .plane-box {
        width: 50px;
        height: 50px;
        left: 15px;
    }

    .logo-img {
        height: 45px;
    }

    .form-title {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .form-group input,
    .form-group select {
        padding: 12px;
        font-size: 14px;
    }

    .btn-submit {
        padding: 15px;
        font-size: 16px;
    }

    .thank-you h1 {
        font-size: 32px;
    }

    .thank-you i {
        font-size: 60px;
    }

    .thank-you p {
        font-size: 16px;
    }

    .skyline {
        height: 150px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 20px 15px;
    }

    .plane-box {
        width: 45px;
        height: 45px;
        left: 10px;
    }

    .logo-img {
        height: 40px;
    }

    .form-title {
        font-size: 18px;
    }

    .form-group label {
        font-size: 11px;
    }

    .thank-you h1 {
        font-size: 28px;
    }

    .skyline {
        height: 120px;
    }
}

/* Dark theme support */
@media (prefers-color-scheme: dark) {
    body {
        background: #000000;
    }
}