@import "main.css";

body {
    background-color: var(--kagami);
    background-image: radial-gradient(var(--tsukasa) 1px, transparent 1px);
    margin: 0;
    padding: 0;
}

header#header {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

h1 {
    font-size: 3.5rem;
    margin: 10px 0;
    color: var(--kuroi);
    text-shadow: 4px 4px 0px #000;
    -webkit-text-stroke: 1.5px #000;
}

#login-container,
#register-container {
    background: var(--kuroi);
    border: 4px solid #000;
    box-shadow: 10px 10px 0px var(--tsukasa), 20px 20px 0px #000;
    width: 95%;
    max-width: 800px;
    padding: 20px;
    margin: 30px auto;
    position: relative;
    text-align: center;
    display: flex;
    flex-direction: column;
    min-height: min-content;
}

#login-container::before {
    content: var(--login_exe);
}

#register-container::before {
    content: var(--register_exe);
}

#login-container::before,
#register-container::before {
    display: block;
    background: linear-gradient(90deg, #000, var(--tsukasa));
    color: white;
    padding: 5px 10px;
    margin: -20px -20px 10px -20px;
    font-weight: bold;
    font-size: 0.9rem;
    border-bottom: 3px solid #000;
    text-align: left;
}

#login-container h2,
#register-container h2 {
    font-size: 1.5rem;
    background: var(--tsukasa);
    color: #fff;
    -webkit-text-stroke: 1px #000;
    border: 2px solid #000;
    margin: 10px 0 20px 0;
    box-shadow: 3px 3px 0px #000;
    flex-shrink: 0;
}

#error {
    display: block;
    background: #ff4d4d;
    color: #fff;
    border: 4px solid #000;
    padding: 15px;
    margin: 10px auto 20px auto;
    width: 90%;
    max-width: fit-content;
    font-weight: bold;
    box-shadow: 5px 5px 0px #000;
    animation: blink 1s step-end infinite;
    flex-shrink: 0;
}

#error:empty {
    display: none;
}

.container {
    background: var(--kuroi);
    border: 3px solid #000;
    margin-bottom: 15px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    box-shadow: 4px 4px 0px #000;
}

.container p {
    margin: 0;
    font-weight: bold;
    color: #000;
}

.retro-link {
    display: inline-block;
    color: #000;
    font-weight: bold;
    background: var(--konata);
    border: 2px solid #000;
    padding: 3px 8px;
    margin: 5px;
    text-decoration: none;
    font-size: 0.9rem;
    box-shadow: 2px 2px 0px #000;
}

.retro-link:hover {
    background: var(--miyuki);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px #000;
}

@keyframes blink {
    50% {
        opacity: 0.7;
    }
}

@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    
    #login-container,
    #register-container {
        width: 90%;
        box-shadow: 6px 6px 0px var(--tsukasa), 12px 12px 0px #000;
    }
}

@media (max-width: 600px) {
    header#header { padding: 10px; }

    h1 { font-size: 2.2rem; }

    #login-container,
    #register-container {
        width: 100%;
        margin: 15px 0;
        padding: 15px;
        box-shadow: 4px 4px 0px var(--tsukasa), 8px 8px 0px #000;
    }

    #login-container::before,
    #register-container::before { font-size: 0.8rem; }

    .container { width: 100%; padding: 10px; }

    input[type="text"], input[type="password"], textarea {
        width: 100%;
        font-size: 1rem;
        padding: 8px;
    }
}

@media (max-width: 400px) {
    #login-container, #register-container {
        box-shadow: 3px 3px 0px var(--tsukasa), 6px 6px 0px #000;
    }
    h1 { font-size: 1.6rem; }
}