/* Authentication Pages Modern Design */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.auth-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;
}

.auth-body::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

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

.auth-container {
    width: 100%;
    max-width: 500px;
    position: relative;
    z-index: 1;
}

.auth-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    padding: 40px;
    backdrop-filter: blur(10px);
}

.animate-card {
    animation: slideUp 0.6s ease-out;
}

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

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.auth-title {
    font-size: 28px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 10px;
}

.auth-subtitle {
    color: #718096;
    font-size: 16px;
    margin: 0;
}

.auth-form .form-floating {
    position: relative;
}

.auth-form .form-control {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 12px 20px;
    font-size: 16px;
    transition: all 0.3s ease;
    height: 60px;
}

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

.auth-form .form-floating label {
    padding: 1rem 1.25rem;
}

.btn-gradient {
    background: var(--primary-gradient);
    border: none;
    border-radius: 12px;
    padding: 14px 30px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

.auth-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.auth-link:hover {
    color: #764ba2;
    text-decoration: underline;
}

.auth-link-primary {
    color: #667eea;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

.auth-link-primary:hover {
    color: #764ba2;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.alert-danger {
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.animate-shake {
    animation: shake 0.5s ease-in-out;
}

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

.error-icon, .success-icon {
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Profile Page Styles */
.profile-card {
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    border: none;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: white;
    box-shadow: var(--shadow-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-card {
        padding: 30px 20px;
    }

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

    .auth-icon {
        width: 60px;
        height: 60px;
        font-size: 30px;
    }
}