/* ========================================
   LOGIN PAGE
   Gradient background, animations, and centered login card.
   ======================================== */

.login-page {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-card {
    animation: slideUp 0.4s ease-out;
    max-width: 400px;
    width: 100%;
}

.login-card-header {
    text-align: center;
    padding: 2rem 2rem 1.5rem 2rem;
}

.login-icon {
    width: 64px;
    height: 64px;
    background-color: var(--bs-primary);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    box-shadow: 0 4px 6px -1px var(--shadow-primary);
}

.login-icon .bi {
    color: var(--bs-white);
    font-size: 2rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--gray-600) !important;
    font-size: 1rem;
    margin-bottom: 0;
}

.login-card-body {
    padding: 0 2rem 2rem 2rem;
    text-align: center;
}

.login-description {
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.login-button-wrapper {
    display: flex;
    justify-content: center;
}

.login-card h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-card .text-muted {
    color: var(--gray-600) !important;
    margin-bottom: 2rem;
}

.btn-login {
    background-color: var(--bs-primary);
    border: none;
    border-radius: 0.375rem;
    color: var(--bs-white);
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px var(--shadow-primary);
}

.btn-login:hover {
    background-color: var(--bs-primary-hover);
    box-shadow: 0 4px 8px var(--shadow-primary);
    color: var(--bs-white);
}

.btn-login:active {
    background-color: var(--bs-primary-active);
}

.login-footer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}

.login-footer .text-muted {
    color: var(--gray-400) !important;
    font-size: 0.875rem;
}

@media (max-width: 480px) {
    .login-page {
        padding: 1rem;
    }

    .login-card h1,
    .login-title {
        font-size: 1.5rem;
    }

    .btn-login {
        padding: 0.65rem 1.5rem;
    }
    
    .login-card-header,
    .login-card-body {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}