html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

.auth-background {
    background:
        radial-gradient(circle at 12% 17%, rgba(96, 226, 182, .33), transparent 32%),
        radial-gradient(circle at 85% 83%, rgba(95, 139, 248, .33), transparent 36%),
        radial-gradient(circle at 78% 12%, rgba(183, 207, 255, .48), transparent 29%),
        linear-gradient(135deg, #e9f9f3 0%, #f4f8ff 52%, #e8eeff 100%);
}
.auth-background::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(50, 88, 161, .075) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(50, 88, 161, .075) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, transparent 15%, #000 95%);
}
.auth-background::after {
    content: "";
    position: absolute;
    width: min(52vw, 640px);
    aspect-ratio: 1;
    left: -12vw;
    bottom: -33vw;
    border: 1px solid rgba(42, 109, 172, .15);
    border-radius: 50%;
    box-shadow: 0 0 0 64px rgba(255, 255, 255, .10), 0 0 0 128px rgba(255, 255, 255, .08);
    pointer-events: none;
}
.auth-card { box-sizing: border-box; max-width: 440px; margin: 20px; padding: 38px; background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.9); box-shadow: 0 28px 80px rgba(39,70,118,.16), 0 2px 10px rgba(39,70,118,.04); }
.auth-brand { display: flex; align-items: center; gap: 10px; color: var(--primary-color); font-size: 23px; font-weight: 800; letter-spacing: -.04em; margin-bottom: 28px; }
.auth-brand img { display: block; border-radius: 10px; box-shadow: 0 5px 14px rgba(33,63,155,.16); }
.auth-brand span { color: var(--text-main); }
.auth-card .glass-title { text-align: left; margin-bottom: 8px; }
.auth-subtitle { color: var(--text-muted); margin: 0 0 26px; font-size: 14px; }
.auth-switch { display: flex; padding: 4px; gap: 4px; border-radius: 12px; background: var(--hover-bg); margin-bottom: 24px; }
.auth-switch button { flex: 1; border: 0; background: transparent; border-radius: 9px; padding: 10px; color: var(--text-muted); font: inherit; font-weight: 600; cursor: pointer; }
.auth-switch button.active { color: var(--text-main); background: var(--sidebar-bg); box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.auth-card .glass-button { margin-top: 4px; }
@media (max-width: 480px) { .auth-card { padding: 28px 22px; margin: 16px; } }

.auth-background {
    position: relative;
    margin: 0;
    padding: 0;
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    overflow: hidden; 
}


.bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    z-index: 0; 
}


.content-overlay {
    position: relative;
    z-index: 10; 
    width: 100%;
    display: flex;
    justify-content: center;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
    z-index: 10;
    position: relative;
    overflow: hidden;
}

.glass-title {
    text-align: center;
    margin-top: 0;
    margin-bottom: 24px;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

/* Пояснення на екрані «Немає доступу» — форми входу більше немає. */
.glass-text {
    margin: 0;
    text-align: center;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-color);
}

.glass-form-group {
    margin-bottom: 20px;
}

.glass-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-color);
}

.glass-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.glass-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
}

.glass-input::placeholder {
    color: var(--text-muted);
}

.glass-button {
    width: 100%;
    padding: 14px;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 10px;
}

.glass-button:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 82, 255, 0.2);
}

.glass-button:active:not(:disabled) {
    transform: translateY(0);
}

.glass-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.glass-links-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 24px;
    gap: 12px;
}

.glass-link {
    color: var(--text-muted);
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s ease;
    background: none;
    border: none;
    padding: 0;
    font: inherit;
    font-size: 14px;
}

.glass-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.glass-error {
    color: #DC2626;
    background-color: #FEE2E2;
    border-radius: 6px;
    padding: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
    border: 1px solid #F87171;
}

.fade-enter {
    opacity: 0;
    transform: translateY(10px);
}
.fade-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 300ms, transform 300ms;
}


@media (max-width: 480px) {
    .glass-card {
        padding: 30px 20px; 
        border-radius: 12px;
        margin: 0 15px;
    }

    .glass-title {
        font-size: 24px; 
        margin-bottom: 20px;
    }

    .glass-form-group {
        margin-bottom: 16px; 
    }
    
    .glass-input {
        font-size: 16px;
        padding: 10px 14px;
    }

    .glass-button {
        padding: 12px;
        font-size: 15px;
    }

    .glass-links-container {
        margin-top: 16px;
    }
}