:root {
    --bg-color: #030508;
    --text-main: #688a99;
    --cyan: #04ffff;
    --cyan-glow: rgba(0, 255, 255, 0.2);
    --red: #ff3333;
    --red-glow: rgba(255, 51, 51, 0.2);
    --purple: #cc00ff;
    --purple-glow: rgba(204, 0, 255, 0.2);
    --border-color: #1a3c4b;
    --box-bg: rgba(4, 15, 23, 0.7);
    --grid-color: rgba(0, 255, 255, 0.05);
}

[data-theme="light"] {
    --bg-color: #e5eef0;
    --text-main: #2a3c4b;
    --cyan: #007777;
    --cyan-glow: rgba(0, 119, 119, 0.2);
    --red: #cc0000;
    --red-glow: rgba(204, 0, 0, 0.2);
    --purple: #8800aa;
    --purple-glow: rgba(136, 0, 170, 0.2);
    --border-color: #8da4b0;
    --box-bg: rgba(255, 255, 255, 0.8);
    --grid-color: rgba(0, 0, 0, 0.05);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Share Tech Mono', monospace;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, var(--grid-color) 51%);
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 9999;
}

.hud-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background: var(--box-bg);
    border-bottom: 2px solid var(--border-color);
    box-shadow: 0 0 15px var(--cyan-glow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--cyan);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 12px;
    letter-spacing: 1px;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan);
}

.nav-links a.red {
    color: var(--red);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.mt-40 { margin-top: 40px; }
.mt-30 { margin-top: 30px; }
.mt-20 { margin-top: 20px; }
.mt-15 { margin-top: 15px; }
.mt-10 { margin-top: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-40 { margin-bottom: 40px; }
.mb-15 { margin-bottom: 15px; }
.mb-10 { margin-bottom: 10px; }

.cyber-box {
    background: var(--box-bg);
    border: 1px solid var(--border-color);
    padding: 25px;
    box-shadow: inset 0 0 15px rgba(0,0,0,0.5), 0 0 10px var(--cyan-glow);
    position: relative;
}

.cyber-box::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-bottom: 2px solid var(--cyan);
    border-right: 2px solid var(--cyan);
}

.cyber-btn {
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--cyan);
    padding: 8px 16px;
    font-family: inherit;
    font-size: 12px;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

.cyber-btn:hover {
    background: var(--cyan);
    color: var(--bg-color);
    box-shadow: 0 0 12px var(--cyan);
}

.cyber-form .form-group {
    margin-bottom: 20px;
}

.cyber-form label {
    display: block;
    margin-bottom: 5px;
    color: var(--cyan);
    font-size: 12px;
    letter-spacing: 1px;
}

.cyber-form input,
.cyber-form select,
.cyber-form textarea {
    width: 100%;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    color: var(--cyan);
    padding: 10px;
    font-family: inherit;
    font-size: 14px;
    outline: none;
}

.cyber-form input:focus,
.cyber-form select:focus,
.cyber-form textarea:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 5px var(--cyan-glow);
}

.avatar-box {
    width: 120px;
    height: 120px;
    border: 2px solid var(--cyan);
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 15px var(--cyan-glow);
}

.avatar-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(50%) contrast(120%);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.flex-center {
    display: flex;
    align-items: center;
}

.align-center {
    align-items: center;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.w-100 { width: 100%; }

.cyan { color: var(--cyan); }
.purple { color: var(--purple); }
.red { color: var(--red); }
.blue { color: #0088ff; }

.small-text {
    font-size: 11px;
    color: var(--text-main);
    opacity: 0.85;
    line-height: 1.4;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-box {
    width: 100%;
    max-width: 450px;
}

/* ==========================================
   REGLAS RESPONSIVE Y PARCHE TÁCTICO MÓVIL
   ========================================== */
@media (max-width: 768px) {
    .hud-nav {
        flex-direction: column;
        gap: 10px;
        padding: 10px 15px;
    }
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    /* Evitar deformación de la foto de usuario en Android/iOS */
    .avatar-box {
        flex-shrink: 0 !important;
        width: 100px !important; 
        height: 100px !important;
    }
    .avatar-box img {
        object-fit: cover !important;
        aspect-ratio: 1 / 1 !important;
    }

    /* Evitar compresión y desbordamiento en paneles de notificaciones/perfil */
    .cyber-box {
        width: 100% !important;
        box-sizing: border-box !important;
        overflow-x: hidden;
    }
}

/* ==========================================
   FOOTER TÁCTICO HUD (CENTRADO FORZADO Y DEFINITIVO)
   ========================================== */
.cyber-footer {
    width: 100% !important;
    background: var(--box-bg) !important;
    border-top: 1px solid var(--border-color) !important;
    margin-top: 40px !important;
    padding: 30px 0 !important;
    position: relative !important;
    text-align: center !important;
    box-sizing: border-box !important;
}

/* Línea de neón central */
.cyber-footer::before {
    content: '' !important;
    position: absolute !important;
    top: -1px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 180px !important;
    height: 2px !important;
    background: var(--cyan) !important;
    box-shadow: 0 0 10px var(--cyan-glow) !important;
}

/* Forzar centrado en todos los contenedores y elementos de texto */
.cyber-footer,
.cyber-footer * {
    text-align: center !important;
    box-sizing: border-box !important;
}

.footer-content {
    width: 100% !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 15px !important;
    padding: 0 20px !important;
}

.footer-info {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    gap: 6px !important;
}

.footer-brand {
    font-size: 0.95rem !important;
    font-weight: bold !important;
    letter-spacing: 1.5px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    width: 100% !important;
}

.footer-status {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 100% !important;
}

.status-badge {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    background: rgba(0, 0, 0, 0.4) !important;
    border: 1px solid var(--border-color) !important;
    padding: 6px 14px !important;
    font-size: 0.72rem !important;
    letter-spacing: 1px !important;
    margin: 0 auto !important;
}

.footer-links {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 20px !important;
    flex-wrap: wrap !important;
    width: 100% !important;
    margin-top: 5px !important;
}

.nav-link-subtle {
    color: var(--text-main) !important;
    text-decoration: none !important;
    transition: color 0.2s ease !important;
    font-size: 0.78rem !important;
}

.nav-link-subtle:hover {
    color: var(--cyan) !important;
    text-shadow: 0 0 5px var(--cyan-glow) !important;
}