/* ================================
   AUTH PAGES (LOGIN & REGISTER)
   ================================ */

.auth-page {
    min-height: calc(100vh - 80px); /* account for fixed header */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem 1rem 3rem;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: radial-gradient(circle at top, rgba(20, 40, 70, 0.9), rgba(5, 10, 20, 0.98));
    border-radius: 18px;
    border: 1px solid rgba(120, 170, 255, 0.7);
    box-shadow: 0 0 32px rgba(0, 0, 0, 0.8);
    padding: 1.5rem 1.75rem 1.9rem;
}

/* Tabs: Sign in / Register */

.auth-tabs {
    display: flex;
    border-bottom: 1px solid rgba(70, 110, 170, 0.7);
    margin-bottom: 1.2rem;
}

.auth-tab {
    flex: 1 1 0;
    text-align: center;
    padding: 0.55rem 0.5rem;
    font-family: 'Cinzel', serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    text-decoration: none;
    color: #9fb4dd;
    border-bottom: 2px solid transparent;
}

.auth-tab:hover {
    color: #ffffff;
}

.auth-tab.is-active {
    color: #ffffff;
    border-bottom-color: rgba(160, 210, 255, 1);
}

/* Titles & subtitles */

.auth-title {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    text-align: center;
    margin: 0 0 0.35rem;
}

.auth-subtitle {
    font-family: 'Forum', serif;
    font-size: 0.95rem;
    text-align: center;
    color: #c5d3f5;
    margin: 0 0 1.3rem;
}

/* Error message */

.auth-error {
    margin-bottom: 0.9rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    background: rgba(150, 60, 60, 0.18);
    border: 1px solid rgba(220, 120, 120, 0.7);
    color: #f6c5c5;
    font-size: 0.9rem;
}

/* Form */

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.auth-field {
    text-align: left;
}

.auth-label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #9fb1de;
    margin-bottom: 0.25rem;
}

.auth-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.5rem 0.6rem;
    border-radius: 8px;
    border: 1px solid rgba(60, 100, 160, 0.9);
    background: rgba(5, 10, 20, 0.95);
    color: #e4f2ff;
    font-family: 'Forum', serif;
    font-size: 0.95rem;
    margin-right: 3rem;
}

.auth-input:focus {
    outline: none;
    border-color: rgba(150, 200, 255, 0.95);
    box-shadow: 0 0 0 1px rgba(150, 200, 255, 0.7);
}

/* Helper text */

.auth-help {
    font-size: 0.8rem;
    color: #8795b8;
    text-align: left;
}

/* Submit button */

.auth-actions {
    margin-top: 0.5rem;
}

.auth-submit {
    width: 100%;
    padding: 0.6rem 1.2rem;
    border-radius: 999px;
    border: 1px solid rgba(160, 210, 255, 0.8);
    background: linear-gradient(135deg, #3a72ff, #9ac5ff);
    font-family: 'Cinzel', serif;
    font-size: 0.95rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #050912;
    cursor: pointer;
    box-shadow: 0 0 16px rgba(0, 0, 0, 0.6);
    transition: 0.2s ease;
}

.auth-submit:hover {
    background: linear-gradient(135deg, #4b80ff, #b3d4ff);
}

/* Small note under forms */

.auth-note {
    margin-top: 1rem;
    font-size: 0.8rem;
    color: #7e8bad;
    text-align: center;
}

/* Mobile tweaks */

@media (max-width: 480px) {
    .auth-card {
        padding: 1.25rem 1.1rem 1.6rem;
    }

    .auth-title {
        font-size: 1.3rem;
    }
}