/* Login Page Styles */
body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

/* Animated background */
body::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 48px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    font-size: 4rem;
    margin-bottom: 16px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.login-title {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.login-subtitle {
    color: #6c757d;
    font-size: 15px;
    font-weight: 400;
}

.form-label {
    font-weight: 500;
    color: #344054;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-control {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #f9fafb;
}

.form-control:focus {
    border-color: var(--theme-color, #667eea);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    background: white;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 12px;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.alert {
    border-radius: 12px;
    border: none;
    padding: 14px 16px;
    font-size: 14px;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.language-switcher {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 24px;
}

.language-switcher a {
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: #6c757d;
    font-weight: 500;
    font-size: 13px;
    transition: all 0.2s;
    background: #f1f3f5;
}

.language-switcher a:hover {
    background: #e9ecef;
    color: #495057;
}

.language-switcher a.active {
    background: var(--theme-color, #667eea);
    color: white;
}

@media (max-width: 576px) {
    .login-card {
        padding: 32px 24px;
        border-radius: 20px;
    }

    .login-logo {
        font-size: 3rem;
    }

    .login-title {
        font-size: 24px;
    }
}