/* Login Page Styles */

.login-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, #00375c 0%, #0e1b2b 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.login-wrapper::after {
    content: "";
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.login-container {
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: fadeInUp 0.8s ease;
}

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

.login-header {
    background: linear-gradient(135deg, #00375c 0%, #0e1b2b 100%);
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.login-icon {
    font-size: 3rem;
    color: white;
    margin-bottom: 1rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.login-title {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    position: relative;
}

.login-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin: 0;
    position: relative;
}

.login-body {
    padding: 2.5rem 2rem;
}

.login-form {
    margin-bottom: 2rem;
}

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

.form-label {
    display: block;
    color: #0e1b2b;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-label i {
    color: #00375c;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.form-control:focus {
    outline: none;
    border-color: #00375c;
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 55, 92, 0.1);
}

.form-control.is-invalid {
    border-color: #dc3545;
    background: #fff5f5;
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 4px rgba(220, 53, 69, 0.1);
}

.invalid-feedback {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.forgot-password-link {
    text-align: right;
    margin-bottom: 1.5rem;
}

.forgot-password-link a {
    color: #00375c;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password-link a:hover {
    color: #0e1b2b;
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #00375c 0%, #0e1b2b 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-login::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-login:hover::before {
    width: 300px;
    height: 300px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 55, 92, 0.3);
}

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

.divider {
    position: relative;
    text-align: center;
    margin: 2rem 0;
}

.divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e0e0e0;
}

.divider span {
    position: relative;
    background: white;
    padding: 0 1rem;
    color: #6c757d;
    font-size: 0.9rem;
    font-weight: 500;
}

.oauth-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.oauth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    background: white;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.oauth-btn:hover {
    border-color: #00375c;
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.oauth-btn img {
    width: 20px;
    height: 20px;
}

.google-btn:hover {
    border-color: #4285f4;
}

.microsoft-btn:hover {
    border-color: #00a4ef;
}

.register-link {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #e0e0e0;
}

.register-link p {
    color: #6c757d;
    margin: 0;
    font-size: 0.95rem;
}

.register-link a {
    color: #00375c;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.register-link a:hover {
    color: #0e1b2b;
    text-decoration: underline;
}

/* Alert Styles */
.alert {
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    border: none;
    display: flex;
    align-items: center;
}

.alert-danger {
    background: #fff5f5;
    color: #dc3545;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
}

.alert-info {
    background: #eff6ff;
    color: #2563eb;
}

.alert .btn-close {
    margin-left: auto;
}

/* Responsive Design */
@media (max-width: 576px) {
    .login-wrapper {
        padding: 1rem;
    }

    .login-header {
        padding: 2rem 1.5rem;
    }

    .login-title {
        font-size: 1.75rem;
    }

    .login-body {
        padding: 2rem 1.5rem;
    }

    .login-icon {
        font-size: 2.5rem;
    }
}

@media (max-width: 400px) {
    .login-card {
        border-radius: 15px;
    }

    .login-header {
        padding: 1.5rem 1rem;
    }

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

    .login-body {
        padding: 1.5rem 1rem;
    }

    .btn-login {
        padding: 0.875rem;
        font-size: 1rem;
    }
}