/* login.css - Additional styles for login page */
:root {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --bg-dark: #1B1C20;
    --card-bg: #1E1F24;
    --text-light: #f8f9fa;
    --border-color: #2b2f32;
    --error-color: #e74c3c;
    --success-color: #2ecc71;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    margin: 0;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
}

.login-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    color: white;
    font-size: 2rem;
}

.login-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    color: #aaa;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #ddd;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    background-color: #2a2b30;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: var(--bs-text-white-50);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.input-icon {
    position: absolute;
    right: 1rem;
    top: 2.5rem;
    color: #777;
}

.btn-login {
    width: 100%;
    padding: 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

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

.alert-danger {
    background-color: rgba(231, 76, 60, 0.2);
    color: #ff6b6b;
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin-bottom: 1.5rem;
}

/* Responsive design */
@media (max-width: 576px) {
    .login-card {
        padding: 2rem 1.5rem;
    }

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

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Loading animation for button */
.btn-loading {
    position: relative;
    color: darkgrey !important;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

.shake {
    animation: shake 0.5s cubic-bezier(.36, .07, .19, .97) both;
}

@keyframes shake {
    10%, 90% {
        transform: translateX(-1px);
    }
    20%, 80% {
        transform: translateX(2px);
    }
    30%, 50%, 70% {
        transform: translateX(-3px);
    }
    40%, 60% {
        transform: translateX(3px);
    }
}