/* XÓA nền của trang khác */
body.register-body {
    background: none !important;
    background-color: transparent !important;
}

/* Background */
.register-section {
    width: 100%;
    min-height: 100vh;
    background: url('/img/b2.jpg') no-repeat center center/cover;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.register-section::before {
    content: "";
    inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(3px);
    position: absolute;
}

/* CARD KÍNH */
.register-card {
    z-index: 2;
    width: 100%;
    max-width: 450px;
    padding: 45px 40px;
    background: rgba(255,255,255,0.10);
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.20);
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.35);
}

/* HEADER */
.register-header .logo {
    height: 70px;
    margin-bottom: 10px;
}
.register-header .title {
    color: #fff;
    font-weight: 700;
}
.subtitle {
    color: #ddd;
}

/* INPUT */
.input-box {
    position: relative;
}
.input-box input {
    width: 100%;
    padding: 14px 46px 14px 16px;
    background: rgba(255,255,255,0.15);
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.4);
    color: #fff;
    font-size: 15px;
    outline: none;
}
.input-box input::placeholder {
    color: #e5e5e5;
}
.input-box i {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #00e5ff;
    font-size: 18px;
}

/* BUTTON ĐĂNG KÝ */
.btn-register {
    width: 100%;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.6);
    padding: 12px 0;
    color: #fff;
    font-size: 17px;
    border-radius: 4px;
    transition: 0.3s;
}

.btn-register:hover {
    background: rgba(255,255,255,0.2);
}

/* LINK */
.login-link {
    color: #00e5ff;
}