* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Cairo', sans-serif;
    min-height: 100vh;
    background: linear-gradient(135deg, #8B4513 0%, #DAA520 50%, #FFD700 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

    /* Animated Background */
    body::before {
        content: '';
        position: absolute;
        width: 100%;
        height: 100%;
        background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        animation: backgroundMove 20s linear infinite;
    }

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

    100% {
        transform: translate(-50%, -50%);
    }
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(139, 69, 19, 0.3);
    overflow: hidden;
    /*animation: slideUp 0.5s ease-out;*/
    border: 1px solid rgba(218, 165, 32, 0.2);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, #8B4513 0%, #B8860B 50%, #DAA520 100%);
    padding: 40px 30px;
    text-align: center;
    color: white;
    position: relative;
    box-shadow: 0 4px 15px rgba(139, 69, 19, 0.3);
}

    .login-header::after {
        content: '';
        position: absolute;
        bottom: -20px;
        left: 0;
        width: 100%;
        height: 40px;
        background: inherit;
        clip-path: polygon(0 0, 100% 0, 100% 20%, 50% 100%, 0 20%);
    }

.logo-circle {
    width: 80px;
    height: 80px;
    background: rgba(255, 215, 0, 0.2);
    border: 2px solid rgba(255, 215, 0, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 40px;
    animation: pulse 2s infinite;
    color: #FFD700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.7);
    }

    70% {
        box-shadow: 0 0 0 20px rgba(255, 215, 0, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 215, 0, 0);
    }
}

.login-body {
    padding: 40px 30px;
}

.form-floating {
    margin-bottom: 20px;
}

.form-control {
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 12px 15px;
    font-size: 16px;
    transition: all 0.3s;
    background-color: #f8f9fa;
}

    .form-control:focus {
        border-color: #B8860B;
        background-color: white;
        box-shadow: 0 0 0 0.2rem rgba(218, 165, 32, 0.25);
    }

.form-label {
    color: #8B4513;
    font-weight: 500;
    margin-bottom: 8px;
}

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #B8860B;
    z-index: 10;
}

.form-control.with-icon {
    padding-left: 45px;
}

.btn-login {
    background: linear-gradient(135deg, #8B4513 0%, #B8860B 50%, #FFD700 100%);
    border: none;
    border-radius: 10px;
    color: white;
    padding: 14px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s;
    width: 100%;
    position: relative;
    overflow: hidden;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

    .btn-login::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255,215,0,0.4), transparent);
        transition: left 0.5s;
    }

    .btn-login:hover::before {
        left: 100%;
    }

    .btn-login:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 20px rgba(139, 69, 19, 0.4);
        background: linear-gradient(135deg, #A0522D 0%, #DAA520 50%, #FFD700 100%);
    }

.login-footer {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-top: 1px solid #e0e0e0;
}

.error-message {
    background: #FFF8DC;
    border-right: 4px solid #DAA520;
    padding: 10px 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    animation: shake 0.5s;
    color: #8B4513;
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-10px);
    }

    75% {
        transform: translateX(10px);
    }
}

.brand-name {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 24px;
    font-weight: 700;
    opacity: 0.9;
}

/* Loading Spinner */
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin-right: 10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.btn-login.loading .spinner {
    display: inline-block;
}

/* Responsive */
@media (max-width: 480px) {
    .login-container {
        padding: 10px;
    }

    .login-header {
        padding: 30px 20px;
    }

    .login-body {
        padding: 30px 20px;
    }
}