* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    height: 100vh;
    overflow: hidden;
}

.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

    background: url("assets/stadium-hero.png");
    background-size: cover;
    background-position: center;

    filter: blur(1px) brightness(99%);
    transform: scale(1.08);
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

    background: rgba(0,0,0,0.45);
}

.register-card {
    position: absolute;
    top: 50%;
    left: 50%;

    transform: translate(-50%, -50%);

    width: 450px;
    padding: 46px;

    background: rgba(20,20,20,.85);
    backdrop-filter: blur(10px);

    border: 1px solid rgba(255,255,255,.05);
    border-radius: 18px;

    box-shadow: 0px 0px 30px rgba(0,0,0,.45);

    text-align: center;
    z-index: 100;
}

.logo {
    width: 120px;
    margin-bottom: 22px;
}

h1 {
    color: white;
    font-size: 34px;
    margin-bottom: 10px;
}

p {
    color: #b8b8b8;
    margin-bottom: 30px;
}

input {
    width: 100%;
    padding: 16px;
    margin-bottom: 16px;

    background: #2c2c2c;
    border: none;
    border-radius: 8px;

    color: white;
    font-size: 15px;
}

input:focus {
    outline: none;
    border: 1px solid #c8a64d;
}

button {
    position: relative;
    overflow: hidden;

    width: 100%;
    padding: 16px;

    background: linear-gradient(180deg,#f4c85d 0%,#e0a42a 42%,#b8860b 100%);
    color: #080808;

    border: none;
    border-radius: 8px;

    cursor: pointer;

    font-size: 15px;
    font-weight: 900;
    letter-spacing: .035em;

    box-shadow: 0 12px 35px rgba(184,134,11,.32), inset 0 1px 0 rgba(255,255,255,.34);

    transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;

    animation: goldPulse 2.8s infinite ease-in-out;
}

button:before {
    content: "";
    position: absolute;
    inset: -2px;

    background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,.55) 42%, rgba(255,255,255,.18) 50%, transparent 62%);

    transform: translateX(-135%);
    transition: transform .55s ease;

    pointer-events: none;
}

button:hover {
    transform: translateY(-3px) scale(1.035);
    filter: saturate(1.12);

    box-shadow:
        0 0 10px rgba(255,224,107,.58),
        0 0 26px rgba(255,194,48,.46),
        0 0 54px rgba(255,174,0,.30),
        0 16px 42px rgba(184,134,11,.35),
        inset 0 1px 0 rgba(255,255,255,.42);
}

button:hover:before {
    transform: translateX(135%);
}

@keyframes goldPulse {
    0%, 100% {
        box-shadow: 0 0 8px rgba(255,210,70,.18), 0 12px 35px rgba(184,134,11,.25);
    }

    50% {
        box-shadow: 0 0 18px rgba(255,210,70,.48), 0 0 38px rgba(255,184,28,.22), 0 12px 35px rgba(184,134,11,.32);
    }
}

.login-link {
    margin-top: 28px;
    color: #999;
}

.login-link a {
    color: #c8a64d;
    text-decoration: none;
    font-weight: bold;
}