:root {
    --color-dominante: #ffffff;
    --color-secundario: #0f1b44;
    --color-acento: #059669;
    --color-acento-hover: #047857;
    --color-texto: #4b5563;
    --color-texto-mutated: #cbd5e1;
    --color-fondo-footer: #0a1128;
    --color-alerta: #dc2626;
    --color-alerta-hover: #b91c1c;
}

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

html, body {
    height: 100vh;
    max-height: 100vh;
    overflow: hidden;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    flex-direction: column;
    background-image:
        linear-gradient(180deg, rgba(15,27,68,.6) 0%, rgba(15,27,68,.85) 100%),
        url('../img/fondo.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

.header-principal, .header-interno-top {
    background: var(--color-dominante) !important;
    box-shadow: 0 2px 12px rgba(0,0,0,.08) !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 0px 50px !important;
    border-bottom: 4px solid var(--color-acento) !important; 
    width: 100% !important;
    height: 75px !important; 
    flex-shrink: 0 !important; 
    margin-bottom: 0 !important;
    gap: 16px !important;
}

.brand-header, .logo {
    display: flex !important;
    align-items: center !important;
    gap: 16px !important;
}

.logo-nav {
    height: 65px !important; 
    width: 65px !important;
    object-fit: contain !important;
    background: transparent !important; 
    padding: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    border: none !important;
    mix-blend-mode: multiply !important;
    display: inline-block !important;
    vertical-align: middle !important;
    transition: transform 0.3s ease !important;
}

.logo-nav:hover {
    transform: scale(1.05) !important;
}

.brand-header h3, .logo h1, .header-interno-top h1 {
    color: var(--color-secundario) !important;
    font-size: 19px !important; 
    font-weight: bold !important;
    margin: 0 !important;
}

main {
    flex: 1 !important;
    overflow: hidden !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 10px 0 !important;
}

.container-login {
    width: 95%;
    max-width: 1100px;
    height: 100% !important;
    margin: 0 auto !important;
    padding: 0 20px;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
}

.form-login {
    background: var(--color-dominante) !important;
    width: 100% !important;
    max-width: 380px;
    padding: 25px 30px !important;
    border-radius: 16px !important;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15) !important;
    border-top: 5px solid var(--color-secundario) !important;
    text-align: center !important;
}

.form-login h2 {
    color: var(--color-secundario) !important;
    font-size: 20px !important;
    font-weight: bold !important;
    margin-bottom: 2px !important;
}

.form-login h3 {
    color: #6b7280 !important;
    font-size: 13px !important;
    margin-bottom: 15px !important;
    font-weight: normal !important;
}

.form-login label {
    display: block !important;
    text-align: left !important;
    margin-bottom: 4px !important;
    margin-top: 10px !important;
    font-weight: bold !important;
    color: #374151 !important;
    font-size: 13px !important;
}
.form-login input[type="text"],
.form-login input[type="password"] {
    width: 100% !important;
    padding: 8px 12px !important;
    border: 1px solid #d1d5db !important;
    border-radius: 8px !important;
    background: #ffffff !important;
    font-size: 13px !important;
    box-sizing: border-box !important;
    transition: border-color 0.2s !important;
}

.form-login input[type="text"]:focus,
.form-login input[type="password"]:focus {
    outline: none !important;
    border-color: var(--color-acento) !important;
}

.btn-ingresar {
    background: var(--color-acento) !important;
    color: #ffffff !important;
    border: none !important;
    padding: 10px !important;
    width: 100% !important;
    border-radius: 30px !important;
    font-weight: bold !important;
    font-size: 13px !important;
    cursor: pointer !important;
    margin-top: 20px !important;
    transition: background 0.2s, transform 0.2s !important;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.2) !important;
}

.btn-ingresar:hover {
    background: var(--color-acento-hover) !important;
    transform: translateY(-1px) !important;
}

.btn-regresar-home {
    display: inline-block !important;
    margin-top: 12px !important;
    color: var(--color-secundario) !important;
    text-decoration: none !important;
    font-size: 13px !important;
    font-weight: bold !important;
}

.btn-regresar-home:hover {
    text-decoration: underline !important;
}

.alert-error {
    background-color: #fef2f2 !important;
    color: var(--color-alerta) !important;
    border: 1px solid #fca5a5 !important;
    padding: 10px !important;
    border-radius: 8px !important;
    font-size: 12.5px !important;
    font-weight: bold !important;
    margin-bottom: 12px !important;
    display: block !important;
    text-align: center !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.site-footer {
    background: var(--color-fondo-footer) !important; 
    color: #ffffff !important;
    margin-top: auto !important;
    border-top: 4px solid var(--color-acento) !important; 
    width: 100% !important;
    font-family: Arial, sans-serif !important;
    flex-shrink: 0 !important;
}

.footer-top {
    max-width: 1100px !important;
    margin: 0 auto !important;
    padding: 10px 30px 6px !important;
    display: grid !important;
    grid-template-columns: 1.2fr 1fr 0.8fr !important; 
    gap: 30px !important; 
    align-items: center !important;
}

.footer-brand { display: flex !important; flex-direction: column !important; gap: 4px !important; }
.footer-logo-wrapper { display: flex !important; align-items: center !important; gap: 10px !important; }
.footer-logo-wrapper img { width: 28px !important; height: 28px !important; object-fit: contain !important; filter: brightness(0) invert(1) !important; }
.footer-logo-wrapper h3 { color: #ffffff !important; font-size: 14px !important; font-weight: bold !important; }
.footer-brand p { font-size: 12px !important; line-height: 1.4 !important; color: #ffffff !important; text-align: justify !important; }
.footer-social { display: flex !important; gap: 6px !important; }
.footer-social a { width: 26px !important; height: 24px !important; border-radius: 50% !important; background: rgba(255, 255, 255, 0.07) !important; display: flex !important; align-items: center !important; justify-content: center !important; color: #ffffff !important; text-decoration: none !important; font-size: 10px !important; font-weight: bold !important; transition: .25s !important; }
.footer-social a:hover { background: var(--color-acento) !important; }
.footer-col h3 { color: #ffffff !important; font-size: 12px !important; margin-bottom: 4px !important; text-transform: uppercase !important; letter-spacing: 0.8px !important; }
.footer-info-list { list-style: none !important; display: flex !important; flex-direction: column !important; gap: 3px !important; padding: 0 !important; }
.footer-info-list li { font-size: 12px !important; color: #ffffff !important; }
.urgencias-tag { color: #ffffff; background: #1e293b; padding: 1px 8px; border-radius: 4px; font-weight: bold; font-size: 11px; display: inline-block; box-shadow: none; }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.04) !important;
    max-width: 1100px !important;
    margin: 0 auto !important;
    padding: 6px 40px !important; 
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    font-size: 12px !important;
    color: #ffffff; 
}

.footer-links-legal a { color: #ffffff; text-decoration: none; }
.footer-links-legal a:hover { color: var(--color-acento); }
.footer-links-legal span { margin: 0 6px; color: rgba(255, 255, 255, 0.04); }

@media(max-width: 900px) {
    html, body { height: auto !important; max-height: none !important; overflow: auto !important; }
    .header-principal { flex-direction: column !important; padding: 15px !important; gap: 10px !important; height: auto !important; }
    .footer-top { grid-template-columns: 1fr !important; gap: 15px !important; padding: 15px !important; }
    .footer-bottom { flex-direction: column !important; gap: 6px !important; text-align: center !important; }
}