* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
}

body {
    background: url(../imgs/background.png) bottom left no-repeat,#001f39;
    color: #e9f4ff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.btn-login {
    position: relative;
    padding: 12px 24px;
    color: #fff;
    background: linear-gradient(to bottom, #00b033 0%, #00b034 50%, #008926 50%, #008926 100%);
    border: 2px solid #000000;
    border-radius: 7px;
    cursor: pointer;
    width: 205px;
    margin-top: -19px;
    margin-bottom: 11px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.btn-login:before {
    content: "";
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid #00ff4f;
    border-radius: 4px;
    pointer-events: none;
}

.btn-login:hover {
    opacity: 0.8;
}

.top-alert {
    background: #041422;
    padding: 11px 0;
    font-size: 14px;
    display: flex;
    justify-content: center;
}

.alert-content {
    display: flex;
    align-items: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-content-header {
    background: url(../imgs/header_new.png);
    background-size: cover;
    border-radius: 9px;
    padding: 7px 7px;
    border: 1px solid #006ab0;
    position: relative;
    z-index: 2;
}

.card-content-header-title {
    background: hsl(0deg 0% 0% / 60%);
    padding: 6px 12px;
    border-radius: 8px;
}

.icon-header-lock {
    width: 23px;
    height: 28px;
    background: url(../imgs/lock_icon.png);
    image-rendering: pixelated;
    margin-right: 9px;
    margin-top: -1px;
}

.maintenance-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.maintenance-content {
    max-width: 800px;
    width: 100%;
    text-align: center;
}

.logo-container {
    display: flex;
    justify-content: center;
    width: 100%;
}

.card-content-logo {
    width: 400px;
    height: 150px;
    background: url(../imgs/logo.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    image-rendering: pixelated;
    place-self: center;
    justify-self: center;
    margin-top: -18px;
    margin-bottom: -7px;
}

.welcome-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    position: relative;
}

.welcome-image {
    width: 270px;
    height: 120px;
    background: url(../imgs/hello.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    image-rendering: pixelated;
}

.welcome-text p {
    font-size: 35px;
    font-weight: bold;
    color: #e9f4ff;
}

.maintenance-card {
    background: #001124;
    border-radius: 14px;
    padding: 30px;
    border: 1px solid #003761;
    border-left: 5px solid #0062a7;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.card-divider {
    height: 3px;
    background: #00223f;
    border: none;
    border-bottom: 2px solid #000000;
    margin: 20px 0;
}

.maintenance-message {
    font-size: 18px;
    margin-bottom: 25px;
    color: #e9f4ff;
    line-height: 1.5;
}

.security-input {
    width: 85%;
    padding: 12px 18px;
    border-radius: 8px;
    background: #00294a;
    border: 1px solid #003158;
    box-shadow: inset 0 0 8px rgba(0,0,0,0.8);
    color: #fff;
    font-size: 13px;
    margin-bottom: 30px;
    text-align: center;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.security-input::placeholder {
    color: #4f8196;
}

.maintenance-image {
    width: 353px;
    height: 171px;
    background: url(../imgs/promo.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    place-self: center;
    justify-self: center;
    margin: 0 auto;
}

footer {
    background: #041422;
    padding: 30px 0;
    margin-top: auto;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    flex-wrap: wrap;
    gap: 15px;
}

@media (max-width: 768px) {
    .welcome-section {
        gap: 20px;
    }
    
    .welcome-image {
        width: 200px;
        height: 100px;
    }
    
    .welcome-text p {
        font-size: 27px;
    }
    
    .maintenance-message {
        font-size: 16px;
    }
    
    .maintenance-card {
        padding: 20px;
    }
    
    .footer-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .security-input {
        width: 90%;
    }
    
    .card-content-logo {
        width: 100%;
        max-width: 350px;
        height: 130px;
    }
    
    .maintenance-image {
        width: 100%;
        max-width: 300px;
        height: 140px;
    }
}

@media (max-width: 480px) {
    .welcome-section {
        flex-direction: column;
        text-align: center;
    }
    
    .welcome-text p {
        font-size: 22px;
        margin-top: -25px;
        margin-bottom: 15px;
    }
    
    .welcome-image {
        width: 180px;
        height: 80px;
    }
    
    .maintenance-message {
        font-size: 14px;
        padding: 0 5px;
    }
    
    .security-input {
        padding: 12px 15px;
        font-size: 14px;
        width: 95%;
    }
    
    .btn-login {
        width: 180px;
        padding: 10px 20px;
    }
    
    .maintenance-card {
        padding: 15px 10px;
    }
    
    .card-content-logo {
        max-width: 280px;
        height: 100px;
    }
    
    .maintenance-image {
        max-width: 250px;
        height: 110px;
    }
}

@media (max-width: 360px) {
    .card-content-logo {
        max-width: 220px;
        height: 80px;
    }
    
    .maintenance-image {
        max-width: 200px;
        height: 90px;
    }
    
    .welcome-text p {
        font-size: 20px;
    }
    
    .btn-login {
        width: 160px;
        padding: 8px 16px;
        font-size: 14px;
    }
}