.login-container {
    max-width: 400px;
    margin: 2rem auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.form-control {
    margin-bottom: 1rem;
}

.logo-container {
    text-align: center;
    margin-bottom: 2rem;
    width: 100%;
    display: flex;
    justify-content: center;
}

.logo-container img {
    max-width: 200px;
    height: auto;
    object-fit: contain;
}

/* Brand color */
:root {
    --brand-color: #BE1522;
}

.btn-brand {
    background-color: var(--brand-color) !important;
    border-color: var(--brand-color) !important;
    color: white !important;
}

.btn-brand:hover {
    background-color: #a01219 !important;
    border-color: #a01219 !important;
}

/* Language switcher */
.lang-switcher {
    background: white;
    border-radius: 2rem;
    padding: 0.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 0.25rem;
    z-index: 1000;
    margin: 1rem auto;
    width: fit-content;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border-radius: 1.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    background: transparent;
    color: #666;
}

.lang-btn.active {
    background: var(--brand-color);
    color: white;
}

/* Responsive styles */
@media (max-width: 640px) {
    .navbar {
        padding: 1rem;
        gap: 1rem;
        justify-content: space-between;
    }
    
    .navbar > div {
        width: auto;
        justify-content: center;
    }
    
    .login-container {
        margin-top: 1rem;
        padding: 1rem;
    }
}

/* Progress bar */
.bg-brand-color {
    background-color: var(--brand-color);
}

/* Lesson cards */
.card {
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
}

.card-body {
    padding: 1.25rem;
}

@media (min-width: 768px) {
    .card-body {
        padding: 1.5rem 2rem;
    }
}

/* Progress bar refinements */
.progress-bar-container {
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .progress-bar-container {
        padding: 0;
    }
}

/* Content spacing */
.content-wrapper {
    padding: 1rem;
    margin-bottom: 5rem;
}

@media (min-width: 768px) {
    .content-wrapper {
        padding: 2rem;
        margin-bottom: 6rem;
    }
}

/* Text styles */
.lesson-text {
    line-height: 1.5;
    color: #1c1c1e;
}

/* Lesson cards spacing */
.space-y-4 > * + * {
    margin-top: 1.5rem;
}

.space-y-6 > * + * {
    margin-top: 2rem;
}

@media (min-width: 768px) {
    .space-y-4 > * + * {
        margin-top: 2rem;
    }
    
    .space-y-6 > * + * {
        margin-top: 2.5rem;
    }
}

/* Admin panel styles */
.admin-table th {
    white-space: nowrap;
}

.admin-table td {
    vertical-align: middle;
}

.admin-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

@media (max-width: 640px) {
    .admin-actions {
        flex-direction: column;
    }
    
    .admin-actions .btn {
        width: 100%;
    }
}