:root {
    --brand-primary: #ff8000;
    --brand-primary-hover: #e67300;
    --bg-page: #f0f2f5;
    --bg-card: #ffffff;
    --text-muted: #6c757d;
    --folder-color: #ffc107;
}

body {
    background-color: var(--bg-page);
    min-height: 100vh;
}

.btn-brand {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
}

.btn-brand:hover,
.btn-brand:focus {
    background-color: var(--brand-primary-hover);
    border-color: var(--brand-primary-hover);
    color: #fff;
}

.brand-icon {
    color: var(--brand-primary);
    font-size: 1.5rem;
}

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 2rem;
}

.login-card .btn-brand {
    min-height: 48px;
    font-size: 1rem;
}

.login-card .form-control,
.login-card .input-group-text {
    min-height: 48px;
}

.login-logo {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-logo i {
    font-size: 2.5rem;
    color: var(--brand-primary);
}

.login-card .input-group-text {
    background-color: #f8f9fa;
}

.login-card .form-control:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 0.2rem rgba(255, 128, 0, 0.15);
}