:root {
    --siga-primary: #0a3d62;
    --siga-secondary: #3c6382;
    --siga-accent: #009432;
    --siga-light: #f5f6fa;
    --siga-dark: #2f3640;
    --siga-border: #dcdde1;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--siga-light);
    color: var(--siga-dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: url('../img/logo.PNG');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 40% auto;
    opacity: 0.03;
    z-index: -1;
    pointer-events: none;
}

.siga-navbar {
    background-color: #ffffff;
    border-bottom: 2px solid var(--siga-border);
    padding: 10px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.siga-brand img {
    height: 45px;
    width: auto;
}

.siga-user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 14px;
    color: var(--siga-secondary);
}

.siga-btn-logout {
    background-color: #e74c3c;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 13px;
    transition: background 0.3s;
}

.siga-btn-logout:hover {
    background-color: #c0392b;
}

.siga-main-container {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 30px auto;
    padding: 0 20px;
}

.siga-footer {
    text-align: center;
    padding: 15px;
    background-color: #ffffff;
    border-top: 1px solid var(--siga-border);
    font-size: 13px;
    color: #666;
}

.siga-footer a {
    color: var(--siga-primary);
    text-decoration: none;
    font-weight: 600;
}

.siga-footer a:hover {
    text-decoration: underline;
}

.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #0a3d62 0%, #1e3799 100%);
}

.login-card {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card img {
    max-width: 220px;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--siga-secondary);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--siga-border);
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--siga-primary);
}

.btn-submit {
    width: 100%;
    padding: 12px;
    background-color: var(--siga-primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-submit:hover {
    background-color: #1e3799;
}

.login-error {
    background-color: #ff7675;
    color: white;
    padding: 10px;
    border-radius: 5px;
    font-size: 13px;
    margin-bottom: 15px;
}

.filter-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

@media print {
    body { background-color: white !important; }
    body::before { display: none !important; }
    .siga-navbar, .siga-footer, .action-bar, .filter-card, .btn-siga, .btn-danger, form { display: none !important; }
    .siga-main-container { margin: 0 !important; padding: 0 !important; max-width: 100% !important; }
    table.siga-table { box-shadow: none !important; border: 1px solid #000 !important; }
    table.siga-table th { background-color: #ddd !important; color: black !important; border: 1px solid #000 !important; }
    table.siga-table td { border: 1px solid #000 !important; }
}