:root {
    --primary-red: #b7061a;
    --primary-blue: #003570;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: #f4f7fb;
}

/* MAIN SECTION */

.lyu-register-wrapper {
    min-height: 100vh;
    padding: 40px 0;
    background: linear-gradient(rgba(0, 0, 0, 0.55),
    rgba(0, 0, 0, 0.55)),
    url('../img/bg.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.lyu-register-wrapper::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
    rgba(0, 53, 112, 0.60),
    rgba(183, 6, 26, 0.30));
}

.lyu-register-wrapper .container {
    position: relative;
    z-index: 2;
}

/* CARD */

.lyu-register-card {
    background: #ffffff;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
}

/* TOP HEADER */

.lyu-top-section {
    background: linear-gradient(135deg,
    var(--primary-blue),
    #004a93);
    padding: 45px 40px;
    position: relative;
    overflow: hidden;
}

.lyu-top-section::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    top: -180px;
    right: -120px;
}

.lyu-logo-box {
    display: flex;
    align-items: center;
    gap: 18px;
    position: relative;
    z-index: 2;
}

.lyu-logo-box img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    background: #ffffff;
    padding: 5px;
    border: 3px solid #ffffff;
}

.lyu-logo-content h1 {
    color: #ffffff;
    font-size: 46px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 12px;
}

.lyu-logo-content p {
    color: rgba(255, 255, 255, 0.88);
    font-size: 18px;
    line-height: 1.8;
    max-width: 850px;
    margin: 0;
}

.lyu-logo-content span {
    color: #ffd54f;
}

/* FORM AREA */

.lyu-form-section {
    padding: 45px 40px;
}

.lyu-form-header {
    margin-bottom: 35px;
    text-align: center;
}

.lyu-form-header h2 {
    font-size: 38px;
    font-weight: 800;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.lyu-form-header p {
    color: var(--primary-red);
    font-size: 16px;
    margin: 0;
    font-weight: 500;
}

.lyu-section-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(0, 53, 112, 0.08);
}

.lyu-section-title i {
    color: var(--primary-red);
    margin-right: 10px;
}

.lyu-form-group {
    margin-bottom: 22px;
}

.lyu-form-label {
    display: block;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-blue);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.lyu-form-label span {
    color: var(--primary-red);
}

.lyu-form-control,
.lyu-form-select {
    width: 100%;
    height: 58px;
    border: 1px solid rgba(0, 53, 112, 0.15);
    border-radius: 16px;
    padding: 0 18px;
    font-size: 15px;
    color: var(--primary-blue);
    background: #ffffff;
    transition: 0.3s ease;
}

.lyu-form-control::placeholder {
    color: rgba(0, 53, 112, 0.45);
}

.lyu-form-control:focus,
.lyu-form-select:focus {
    border-color: var(--primary-red);
    box-shadow: 0 0 0 0.18rem rgba(183, 6, 26, 0.12);
    outline: none;
}

/* BUTTON */

.lyu-submit-btn {
    background: linear-gradient(45deg, #b7061a, #fc2443);
    color: #fff;
    border: none;
    width: 100%;
    height: 58px;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 600;
    transition: 0.3s ease;
    margin-top: 10px;
}

.lyu-submit-btn:hover {
    background: linear-gradient(45deg, #003570, #00519b);
    transform: translateY(-2px);
}

/* RESPONSIVE */

@media (max-width: 991px) {

    .lyu-top-section,
    .lyu-form-section {
        padding: 35px 25px;
    }

    .lyu-logo-content h1 {
        font-size: 36px;
    }

    .lyu-logo-content p {
        font-size: 16px;
    }
}

@media (max-width: 767px) {

    .lyu-register-wrapper {
        padding: 20px 0;
    }

    .lyu-register-card {
        border-radius: 20px;
    }

    .lyu-top-section,
    .lyu-form-section {
        padding: 25px 18px;
    }

    .lyu-logo-box {
        flex-direction: column;
        align-items: flex-start;
    }

    .lyu-logo-content h1 {
        font-size: 28px;
    }

    .lyu-logo-content p {
        font-size: 15px;
        line-height: 1.7;
    }

    .lyu-form-header h2 {
        font-size: 28px;
    }

    .lyu-submit-btn {
        font-size: 16px;
        height: 56px;
    }
}