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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-image: url('/assets/img/bg01.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.8) 0%, rgba(234, 88, 12, 0.8) 100%);
    z-index: 0;
}

.login-container {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 440px;
    padding: 48px 40px;
    position: relative;
    z-index: 1;
}

.logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.logo-section img {
    max-width: 180px;
    height: auto;
    margin-bottom: 16px;
}

.logo-section h1 {
    font-size: 24px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 8px;
}

.logo-section p {
    font-size: 14px;
    color: #718096;
}

.alert {
    background: #fed7d7;
    border: 1px solid #fc8181;
    color: #c53030;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 14px;
}

.alert ul {
    margin: 0;
    padding-left: 20px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #2d3748;
    margin-bottom: 8px;
}

.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.2s;
    outline: none;
}

.form-group input[type="email"]:focus,
.form-group input[type="password"]:focus {
    border-color: #f97316;
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.remember-section {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
}

.remember-section input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    cursor: pointer;
}

.remember-section label {
    font-size: 14px;
    color: #4a5568;
    cursor: pointer;
    user-select: none;
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.5);
}

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

.back-link {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e2e8f0;
}

.back-link a {
    color: #f97316;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.back-link a:hover {
    color: #ea580c;
}

@media (max-width: 480px) {
    .login-container {
        padding: 32px 24px;
    }
}