/* =========================================
   1. VARIÁVEIS GERAIS & RESET
========================================= */
:root {
    /* Cores */
    --bg-deep: #050505;
    --neon-blue: #00f3ff;
    --neon-gold: #ffd700;
    --neon-purple: #c76afc;
    --neon-green: #00ff99;
    --text-white: #e0e0e0;
    --text-gray: #a0aec0;
    
    /* Variáveis Específicas de Projetos */
    --neon-title-mix: #00f7ff; 
    --card-bg-neon: rgba(10, 15, 30, 0.9);
}

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

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-deep);
    color: var(--text-white);
    overflow-x: hidden;
}

/* =========================================
   2. HEADER & NAVEGAÇÃO
========================================= */
header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 15px 50px;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(199,106,252, 0.2);
    position: sticky; top: 0; z-index: 1000;
}

.logo-container { display: flex; align-items: center; gap: 15px; position: relative; }
.logo-shield { font-size: 2rem; color: var(--); text-shadow: 0 0 15px var(--neon-purple); }
.logo-text h1 { font-size: 1.2rem; font-weight: 700; letter-spacing: 3px; color: #fff; }
.logo-text h2 { font-size: 1rem; color: var(--neon-purple); letter-spacing: 2px; }

/* Efeito Glitch no Logo */
.glitch-effect { position: relative; color: var(--text-white); }
.glitch-effect::before, .glitch-effect::after {
    content: attr(data-text); position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--bg-deep);
}
.glitch-effect::before { left: 2px; text-shadow: -1px 0 #ff00c1; clip: rect(44px, 450px, 56px, 0); animation: glitch-anim 5s infinite linear alternate-reverse; }
.glitch-effect::after { left: -2px; text-shadow: -1px 0 #00fff9; clip: rect(44px, 450px, 56px, 0); animation: glitch-anim2 5s infinite linear alternate-reverse; }

@keyframes glitch-anim {
    0% { clip: rect(31px, 9999px, 94px, 0); transform: skew(0.85deg); }
    5% { clip: rect(70px, 9999px, 71px, 0); transform: skew(0.85deg); }
    10%, 100% { clip: rect(0, 0, 0, 0); transform: skew(0); } 
}
@keyframes glitch-anim2 {
    0% { clip: rect(65px, 9999px, 100px, 0); transform: skew(0.3deg); }
    5% { clip: rect(32px, 9999px, 5px, 0); transform: skew(0.3deg); }
    10%, 100% { clip: rect(0, 0, 0, 0); transform: skew(0); }
}

nav ul { list-style: none; display: flex; gap: 20px; }
.nav-btn {
    text-decoration: none; color: #fff; font-weight: 600; font-size: 0.9rem;
    padding: 8px 16px; transition: 0.3s; border: 1px solid transparent; border-radius: 4px;
}
.nav-btn:hover { color: var(--neon-purple); border: 1px solid var(--neon-purple); box-shadow: 0 0 15px rgba(199,106,252,0.4); }



/* =========================================
   3. HERO SECTION (HOME)
========================================= */
.hero-section {
    min-height: 90vh; display: flex; flex-direction: column; justify-content: center; align-items: center;
    /* Seu Mapa Mundi */
    background-image: url('picwish_88553921_image1.jpeg'); 
    background-size: cover; background-position: center; background-attachment: fixed;
    position: relative;
    z-index: 10; /* Fica acima do Matrix Canvas */
    box-shadow: 0 10px 50px -10px #000;
}
.hero-section::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle, rgba(5,5,5,0.4) 0%, rgba(2,10,19,0.95) 90%); z-index: -1;
}

.terminal-window {
    width: 700px; max-width: 90%; background: rgba(10, 15, 20, 0.75);
    border: 1px solid var(--neon-blue); box-shadow: 0 0 20px rgba(0, 243, 255, 0.15);
    backdrop-filter: blur(10px); border-radius: 12px; overflow: hidden;
    transition: transform 0.3s ease;
}
.terminal-window:hover { transform: translateY(-5px); border-color: #fff; box-shadow: 0 0 40px rgba(0, 243, 255, 0.3); }

.terminal-header { background: rgba(0, 243, 255, 0.1); padding: 12px 20px; display: flex; align-items: center; }
.terminal-title { margin-left: auto; font-family: 'Share Tech Mono', monospace; font-size: 0.8rem; color: var(--neon-blue); letter-spacing: 2px; }
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; margin-right: 5px; }
.red { background: #ff5f56; } .yellow { background: #ffbd2e; } .green { background: #27c93f; }

.terminal-body { padding: 40px; position: relative; }
.text-content p { line-height: 1.6; }
.highlight { color: var(--neon-gold); font-weight: bold; }
.blink { animation: blink 1s infinite; color: var(--neon-blue); }
@keyframes blink { 50% { opacity: 0; } }

.scanline {
    width: 100%; height: 2px; background: rgba(0, 243, 255, 0.3);
    position: absolute; top: 0; left: 0; animation: scan 3s linear infinite; pointer-events: none;
}
@keyframes scan { 0% { top: 0%; } 100% { top: 100%; } }

.scroll-down {
    position: absolute; bottom: 30px; color: var(--neon-purple); font-size: 2rem;
    z-index: 5; animation: bounce 2s infinite;
}
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* =========================================
   4. SEÇÃO FORMAÇÃO
========================================= */
.content-section {
    padding: 100px 10%; display: flex; flex-direction: column; align-items: center;
    position: relative; z-index: 10;
}

#formacao {
    background-image: linear-gradient(rgba(2, 10, 20, 0.85), rgba(2, 10, 20, 0.9)), url('image_3cd76b.jpg'); 
    background-size: cover; background-position: center; background-attachment: fixed;
    border-top: 1px solid rgba(0, 243, 255, 0.1);
}

.title-wrapper { display: flex; align-items: center; margin-bottom: 60px; }
.glow-bar-vertical-small {
    width: 4px; height: 50px; background: #f6e1ff; border-radius: 50px;
    box-shadow: 0 0 20px 5px rgba(199,106,252,0.6); margin: 0 15px;
}

.section-title.glow-gold {
    font-size: 2.5rem; text-transform: uppercase; letter-spacing: 3px;
    color: #fff; 
    background: none; 
    -webkit-text-fill-color: #fff;
    text-shadow: 
        0 0 10px var(--neon-purple),
        0 0 20px var(--neon-purple); 
}

.grid-container {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(450px, 1fr)); 
    gap: 30px; width: 100%; max-width: 1200px;
}

/* Cards Tech */
.tech-card {
    position: relative; background: rgba(8, 15, 25, 0.85); margin: 10px 0; transition: all 0.4s ease;
    border: 1px solid rgba(0, 243, 255, 0.1);
    clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
}
.tech-card:hover { transform: translateY(-5px); background: rgba(15, 25, 40, 0.95); border-color: rgba(199, 106, 252, 0.3); }

/* BARRAS: Topo Roxo, Base Azul */
.tech-border-top, .tech-border-bottom {
    position: absolute; left: 50%; transform: translateX(-50%); width: 60%; height: 4px; z-index: 2;
    transition: width 0.4s ease, box-shadow 0.4s ease;
}

.tech-border-top { top: 0; background: linear-gradient(90deg, transparent, var(--neon-purple), transparent); box-shadow: 0 0 10px var(--neon-purple); }
.tech-border-bottom { bottom: 0; background: linear-gradient(90deg, transparent, var(--neon-blue), transparent); box-shadow: 0 0 10px var(--neon-blue); }

.tech-card:hover .tech-border-top, .tech-card:hover .tech-border-bottom { width: 95%; opacity: 1; }

.tech-content {
    display: flex; align-items: center; gap: 25px; padding: 35px 30px;
    background: radial-gradient(circle at center, rgba(30, 40, 60, 0.3), transparent); height: 100%;
}
.tech-icon {
    flex-shrink: 0; width: 60px; height: 60px; display: flex; align-items: center; justify-content: center;
    font-size: 2.2rem; color: var(--neon-blue); border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 8px; background: rgba(0, 0, 0, 0.4); box-shadow: 0 0 15px rgba(0, 243, 255, 0.05); transition: 0.4s;
}


.tech-card:hover .tech-icon { 
    color: var(--neon-purple); 
    border-color: var(--neon-purple); 
    box-shadow: 0 0 15px rgba(199, 106, 252, 0.3); 
    transform: scale(1.1); 
}

.tech-info h3 { color: #fff; font-size: 1.1rem; margin-bottom: 5px; font-weight: 700; text-transform: uppercase; transition: 0.3s; }

.tech-card:hover h3 { color: var(--neon-purple); text-shadow: 0 0 10px var(--neon-purple); }

.tech-info .institution { color: #8892b0; font-size: 0.85rem; font-family: 'Share Tech Mono', monospace; }

/* =========================================
   5. SEÇÃO PROJETOS
========================================= */
#projetos {
    background-color: #030712; 
    background-image: linear-gradient(rgba(0, 247, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 247, 255, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    box-shadow: inset 0 0 150px rgba(0,0,0,0.9);
}

.neon-title-container { margin-bottom: 60px; position: relative; padding: 10px; }
.neon-frame {
    border: 2px solid var(--neon-title-mix); padding: 15px 40px; border-radius: 10px; position: relative;
    box-shadow: 0 0 10px var(--neon-title-mix), inset 0 0 10px var(--neon-title-mix);
}
.neon-frame::before, .neon-frame::after {
    content: ''; position: absolute; left: 50%; transform: translateX(-50%); width: 60%; height: 3px;
    background: var(--neon-title-mix); box-shadow: 0 0 15px var(--neon-title-mix);
}
.neon-frame::before { top: -15px; } .neon-frame::after { bottom: -15px; }

.glitch-title {
    font-size: 2rem; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 3px;
    text-shadow: 0 0 20px var(--neon-title-mix);
}

.projects-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 40px; width: 100%; max-width: 1200px;
}

/* Cyber Cards (Projetos) */
.cyber-card {
    background: var(--card-bg-neon); border-radius: 20px; padding: 30px; display: flex; flex-direction: column;
    border: 2px solid transparent; transition: transform 0.3s, box-shadow 0.3s;
}
.cyber-card:hover { transform: translateY(-10px); }

.card-header { display: flex; justify-content: center; position: relative; margin-bottom: 25px; height: 70px; }
.main-icon { font-size: 4rem; transition: 0.3s; }
.small-icon { position: absolute; top: 0; right: 0; font-size: 1.2rem; opacity: 0.7; }

.card-body h3 { color: #fff; font-size: 1.3rem; margin-bottom: 10px; font-weight: 700; }
.card-body p { color: #a0aec0; font-size: 0.9rem; line-height: 1.5; margin-bottom: 20px; min-height: 50px; }

.tech-tags { display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.tech-tags span { font-size: 0.75rem; padding: 5px 12px; border-radius: 4px; background: rgba(255, 255, 255, 0.1); color: #fff; font-weight: 500; }

.progress-bar-container { width: 100%; height: 8px; background: rgba(255, 255, 255, 0.1); border-radius: 4px; margin-bottom: 25px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 4px; background-image: linear-gradient(90deg, currentColor 0%, currentColor 80%, transparent 80%, transparent 100%); background-size: 10px 100%; box-shadow: 0 0 10px currentColor; }

.cyber-button { display: block; width: 100%; padding: 15px; text-align: center; text-decoration: none; font-weight: 700; text-transform: uppercase; border-radius: 8px; transition: 0.3s; background: transparent; }

/* Cores dos Projetos */
.cyber-card.purple { border-color: var(--neon-purple); box-shadow: 0 0 20px rgba(189, 0, 255, 0.2); }
.cyber-card.purple .main-icon, .cyber-card.purple h3 { color: var(--neon-purple); text-shadow: 0 0 10px var(--neon-purple); }
.cyber-card.purple .tech-tags span { border: 1px solid var(--neon-purple); }
.cyber-card.purple .progress-bar { color: var(--neon-purple); }
.cyber-card.purple .cyber-button { border: 2px solid var(--neon-purple); color: var(--neon-purple); }
.cyber-card.purple .cyber-button:hover { background: var(--neon-purple); color: #fff; box-shadow: 0 0 30px var(--neon-purple); }

.cyber-card.cyan { border-color: var(--neon-blue); box-shadow: 0 0 20px rgba(0, 247, 255, 0.2); }
.cyber-card.cyan .main-icon, .cyber-card.cyan h3 { color: var(--neon-blue); text-shadow: 0 0 10px var(--neon-blue); }
.cyber-card.cyan .tech-tags span { border: 1px solid var(--neon-blue); }
.cyber-card.cyan .progress-bar { color: var(--neon-blue); }
.cyber-card.cyan .cyber-button { border: 2px solid var(--neon-blue); color: var(--neon-blue); }
.cyber-card.cyan .cyber-button:hover { background: var(--neon-blue); color: #000; box-shadow: 0 0 30px var(--neon-blue); }

.cyber-card.green { border-color: var(--neon-green); box-shadow: 0 0 20px rgba(0, 255, 153, 0.2); }
.cyber-card.green .main-icon, .cyber-card.green h3 { color: var(--neon-green); text-shadow: 0 0 10px var(--neon-green); }
.cyber-card.green .tech-tags span { border: 1px solid var(--neon-green); }
.cyber-card.green .progress-bar { color: var(--neon-green); }
.cyber-card.green .cyber-button { border: 2px solid var(--neon-green); color: var(--neon-green); }
.cyber-card.green .cyber-button:hover { background: var(--neon-green); color: #000; box-shadow: 0 0 30px var(--neon-green); }

/* =========================================
   6. SEÇÃO CONTATO
========================================= */
#contato { background: transparent; padding-bottom: 100px; }

.cyber-contact-wrapper {
    width: 100%; max-width: 700px; background: rgba(5, 10, 15, 0.85);
    border: 1px solid rgba(0, 243, 255, 0.2); position: relative; overflow: hidden;
    border-radius: 10px; box-shadow: 0 0 50px rgba(0, 0, 0, 0.8); backdrop-filter: blur(10px);
}

.scanner-line {
    position: absolute; top: 0; left: 0; width: 100%; height: 2px;
    background: var(--neon-blue); box-shadow: 0 0 10px var(--neon-blue); opacity: 0.5;
    animation: scanAnimation 4s ease-in-out infinite; pointer-events: none; z-index: 10;
}
@keyframes scanAnimation { 0% { top: -10%; opacity: 0; } 10%, 90% { opacity: 1; } 100% { top: 110%; opacity: 0; } }

.contact-header { background: rgba(0, 243, 255, 0.05); padding: 20px 30px; border-bottom: 1px solid rgba(0, 243, 255, 0.2); display: flex; justify-content: space-between; align-items: center; }
.status-indicator { display: flex; align-items: center; gap: 10px; font-family: 'Share Tech Mono', monospace; font-size: 0.8rem; color: var(--neon-green); }
.blink-dot { width: 8px; height: 8px; background: var(--neon-green); border-radius: 50%; box-shadow: 0 0 10px var(--neon-green); animation: blinkStatus 1s infinite; }
@keyframes blinkStatus { 50% { opacity: 0.3; } }

.contact-body { padding: 40px 30px; }
.cyber-input-group { position: relative; margin-bottom: 35px; }
.cyber-input-group input, .cyber-input-group textarea {
    width: 100%; padding: 10px 0; background: transparent; border: none; border-bottom: 2px solid #333;
    color: #fff; font-size: 1rem; outline: none; transition: 0.3s; z-index: 2; position: relative;
}
.cyber-input-group label { position: absolute; left: 0; top: 10px; color: #666; font-size: 0.9rem; transition: 0.3s; pointer-events: none; font-family: 'Share Tech Mono', monospace; }
.cyber-input-group .input-icon { position: absolute; right: 0; top: 10px; color: #333; transition: 0.3s; }

.cyber-input-group input:focus ~ label, .cyber-input-group input:valid ~ label, 
.cyber-input-group textarea:focus ~ label, .cyber-input-group textarea:valid ~ label {
    top: -20px; font-size: 0.75rem; color: var(--neon-blue);
}
.cyber-input-group input:focus, .cyber-input-group textarea:focus { border-bottom-color: var(--neon-blue); box-shadow: 0 10px 10px -10px rgba(0, 243, 255, 0.2); }
.cyber-input-group input:focus ~ .input-icon { color: var(--neon-blue); filter: drop-shadow(0 0 5px var(--neon-blue)); }

.cyber-submit-btn {
    width: 100%; padding: 18px; background: rgba(0, 243, 255, 0.1); border: 1px solid var(--neon-blue);
    color: var(--neon-blue); font-weight: 700; letter-spacing: 2px; cursor: pointer; transition: 0.3s;
    display: flex; justify-content: center; align-items: center; gap: 10px;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
.cyber-submit-btn:hover { background: var(--neon-blue); color: #000; box-shadow: 0 0 30px var(--neon-blue); transform: scale(1.02); }

.contact-footer { text-align: center; padding: 20px; background: rgba(0, 0, 0, 0.2); border-top: 1px solid rgba(255, 255, 255, 0.05); }
.contact-footer p { color: #555; font-size: 0.8rem; margin-bottom: 15px; font-family: 'Share Tech Mono', monospace; }
.social-grid { display: flex; justify-content: center; gap: 20px; }
.social-hex {
    width: 50px; height: 50px; display: flex; align-items: center; justify-content: center;
    background: rgba(255, 255, 255, 0.05); color: #fff; font-size: 1.2rem; text-decoration: none; transition: 0.3s;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.social-hex:hover { transform: translateY(-5px); }
.social-hex.linkedin:hover { background: #0077b5; box-shadow: 0 0 20px #0077b5; }
.social-hex.github:hover { background: #6e5494; box-shadow: 0 0 20px #6e5494; }
.social-hex.whatsapp:hover { background: #25d366; box-shadow: 0 0 20px #25d366; }

/* =========================================
   7. FOOTER GLOBAL E EXTRAS
========================================= */
.cyber-footer { text-align: center; padding: 30px; background: #02050a; border-top: 2px solid var(--neon-purple); }
.cyber-footer p { color: #444; font-family: 'Share Tech Mono', monospace; font-size: 0.8rem; }
.neon-name { color: var(--neon-purple); text-shadow: 0 0 10px var(--neon-purple); }


#matrixCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; 
    opacity: 0.2; 
    pointer-events: none; 
}

/* Responsividade Mobile */
@media (max-width: 768px) {
    header { flex-direction: column; gap: 15px; }
    nav ul { flex-wrap: wrap; justify-content: center; }
    #formacao .grid-container, .projects-grid { grid-template-columns: 1fr; }
    .tech-content { flex-direction: column; text-align: center; }
    .neon-frame { padding: 15px 20px; }
    .glitch-title { font-size: 1.5rem; }
}

/* =========================================
   EXTRAS: SCROLLBAR, PRELOADER & CURSOR
========================================= */

/* 1. SCROLLBAR PERSONALIZADO */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #02050a; 
}

::-webkit-scrollbar-thumb {
    background: var(--neon-purple); 
    border-radius: 4px;
    box-shadow: 0 0 10px var(--neon-purple);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-blue); 
    box-shadow: 0 0 15px var(--neon-blue);
}


* {
    scrollbar-width: thin;
    scrollbar-color: var(--neon-purple) #02050a;
}

/* 2. PRELOADER (TELA DE BOOT) */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    z-index: 9999; 
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-content {
    text-align: center;
    width: 300px;
    font-family: 'Share Tech Mono', monospace;
}

.loader-text {
    color: var(--neon-blue);
    margin-bottom: 15px;
    font-size: 1.2rem;
    letter-spacing: 2px;
    animation: blink 1s infinite;
}

.loader-bar {
    width: 100%;
    height: 4px;
    background: #111;
    border: 1px solid #333;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 15px;
    position: relative;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: var(--neon-purple);
    box-shadow: 0 0 10px var(--neon-purple);
    animation: loadProgress 2.5s cubic-bezier(0.1, 0.7, 1.0, 0.1) forwards;
}

.loader-logs p {
    color: #555;
    font-size: 0.8rem;
    margin: 5px 0;
    text-align: left;
    opacity: 0;
    animation: fadeInUp 0.5s forwards;
}


.loader-logs p:nth-child(1) { animation-delay: 0.5s; }
.loader-logs p:nth-child(2) { animation-delay: 1.0s; }
.loader-logs p:nth-child(3) { animation-delay: 1.5s; }
.loader-logs p:nth-child(4) { animation-delay: 2.2s; color: var(--neon-green); }

@keyframes loadProgress {
    0% { width: 0%; }
    40% { width: 50%; }
    100% { width: 100%; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 3. CURSOR */
body {
    cursor: none; 
}

/* Ponto Central */
.cursor-dot {
    width: 8px;
    height: 8px;
    background-color: var(--neon-blue);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    pointer-events: none; 
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px var(--neon-blue);
}

/* Círculo Externo (Segue com delay) */
.cursor-outline {
    width: 40px;
    height: 40px;
    border: 1px solid var(--neon-purple);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
}

/* Efeito ao passar sobre links e botões */
body.hovering .cursor-outline {
    width: 60px;
    height: 60px;
    background-color: rgba(189, 0, 255, 0.1);
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
}
/* =========================================
   SEÇÃO SKILLS 
========================================= */

#skills {
    
    background: rgba(2, 5, 10, 0.95); 
    padding-bottom: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.system-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    width: 100%;
    max-width: 1200px;
}


.sys-module {
   
    background: rgba(20, 25, 35, 1); 
    border: 1px solid #333;
    border-left: 3px solid var(--neon-blue); 
    padding: 20px;
    position: relative;
    transition: transform 0.2s ease; 
}


.sys-module:hover {
    transform: translateY(-3px);
    border-color: var(--neon-blue);
    background: rgba(25, 30, 45, 1); 
}

/* Cabeçalho do Módulo */
.sys-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
}

.sys-icon {
    font-size: 1.5rem;
    color: var(--neon-blue);
}

.sys-name {
    font-weight: 700;
    color: #fff;
    font-family: 'Share Tech Mono', monospace;
    letter-spacing: 1px;
}

/* Corpo (Lista) */
.sys-body ul {
    list-style: none;
    padding: 0;
}

.sys-body li {
    color: #a0aec0;
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

/* O "bullet point" é um caractere simples > */
.sys-body li::before {
    content: '>';
    color: var(--neon-purple);
    margin-right: 8px;
    font-weight: bold;
    font-family: monospace;
}

/* Rodapé do Status */
.sys-status {
    margin-top: 15px;
    font-size: 0.7rem;
    color: var(--neon-green);
    font-family: 'Share Tech Mono', monospace;
    text-align: right;
    opacity: 0.8;
}

/* Responsividade */
@media (max-width: 400px) {
    .system-grid {
        grid-template-columns: 1fr;
    }
}

/* Botão Voltar ao Topo */
.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--neon-purple);
    color: var(--neon-purple);
    border-radius: 50%;
    display: flex; /* Mude para 'none' se quiser esconder via JS inicialmente */
    align-items: center;
    justify-content: center;
    text-decoration: none;
    z-index: 100;
    transition: 0.3s;
    box-shadow: 0 0 10px var(--neon-purple);
}

.back-to-top-btn:hover {
    background: var(--neon-purple);
    color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 0 20px var(--neon-purple);
}