/* Tema Claro (Padrão) */
:root {
    --primary-color: #00ff41;
    --primary-dark: #008f11;
    --secondary-color: #00b300;
    --accent-color: #72F2EB;
    --text-color: #333333;
    --bg-color: #fff;
    --light-bg: #f9f9f9;
    --dark-bg: #0a0a0a;
    --header-bg: rgba(255, 255, 255, 0.95);
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --terminal-bg: #1a1a1a;
}

/* Tema Escuro (Verde Matrix) */
body.dark-theme {
    --text-color: #e0e0e0;
    --bg-color: #0a0a0a;
    --light-bg: #1a1a1a;
    --header-bg: rgba(10, 10, 10, 0.95);
    --shadow: 0 5px 15px rgba(0, 255, 65, 0.1);
    --terminal-bg: #0c0c0c;
}

body.dark-theme {
    background-color: var(--bg-color);
    color: var(--text-color);
}

body.dark-theme .code-background {
    background-color: #0c0c0c;
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
}

body.dark-theme .detail {
    background-color: var(--light-bg);
    border: 1px solid rgba(0, 255, 65, 0.2);
}

body.dark-theme .project {
    background-color: var(--light-bg);
}

body.dark-theme .project-tech span {
    background-color: rgba(0, 255, 65, 0.15);
    color: var(--primary-color);
}

body.dark-theme .filter-btn {
    background-color: var(--light-bg);
    color: var(--text-color);
}

body.dark-theme .form-group input,
body.dark-theme .form-group textarea {
    background-color: var(--light-bg);
    border-color: var(--secondary-color);
    color: var(--text-color);
}

body.dark-theme .progress-bar {
    background-color: var(--dark-bg);
    border: 1px solid var(--secondary-color);
}

body.dark-theme .social-icon {
    background-color: var(--dark-bg);
    border: 1px solid var(--secondary-color);
    color: var(--primary-color);
}

/* Matrix Animation */
body.dark-theme::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.97), rgba(0, 0, 0, 0.98)),
                url('../img/matrix-bg.png');
    opacity: 0.05;
    pointer-events: none;
    z-index: -1;
    animation: matrix-rain 20s linear infinite;
}

/* Matrix Code Rain Effect */
body.dark-theme .matrix-code {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

body.dark-theme .matrix-column {
    position: absolute;
    top: -100%;
    width: 20px;
    color: var(--primary-color);
    font-size: 1.2rem;
    font-family: 'Fira Code', monospace;
    text-align: center;
    opacity: 0.7;
    animation: matrix-fall linear infinite;
}

@keyframes matrix-fall {
    0% { transform: translateY(0); opacity: 1; }
    90% { opacity: 0.7; }
    100% { transform: translateY(200vh); opacity: 0; }
}

@keyframes matrix-rain {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 0% 100%;
    }
}

/* Glowing Elements */
body.dark-theme .btn-primary,
body.dark-theme #theme-button,
body.dark-theme .section-title::after,
body.dark-theme .detail i,
body.dark-theme .progress {
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
}

body.dark-theme .logo span,
body.dark-theme .hero-content .highlight {
    text-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
}

/* Code elements */
body.dark-theme .code-element {
    color: var(--primary-color);
    opacity: 0.15;
}

/* Terminal style headers */
body.dark-theme .section-title {
    position: relative;
}

body.dark-theme .section-title::before {
    color: var(--primary-color);
    opacity: 0.8;
}

/* Enhanced Nav */
body.dark-theme nav ul li a::before,
body.dark-theme nav ul li a::after {
    color: var(--primary-color);
}

/* Green scan lines effect */
body.dark-theme::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        to bottom,
        transparent 0px,
        rgba(0, 255, 65, 0.03) 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: -1;
    animation: scanline 10s linear infinite;
}

@keyframes scanline {
    0% { transform: translateY(0); }
    100% { transform: translateY(20px); }
}

/* Digital Noise */
body.dark-theme .noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/png;base64,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');
    opacity: 0.03;
    z-index: -1;
    animation: noise 0.5s steps(10) infinite;
}

@keyframes noise {
    0% { transform: translate(0, 0); }
    10% { transform: translate(-5%, -5%); }
    20% { transform: translate(10%, 5%); }
    30% { transform: translate(-10%, 10%); }
    40% { transform: translate(7%, -7%); }
    50% { transform: translate(-6%, -2%); }
    60% { transform: translate(-2%, 15%); }
    70% { transform: translate(9%, -1%); }
    80% { transform: translate(-3%, 5%); }
    90% { transform: translate(2%, -10%); }
    100% { transform: translate(0, 0); }
}

/* Terminal-style scrollbar */
body.dark-theme::-webkit-scrollbar {
    width: 10px;
}

body.dark-theme::-webkit-scrollbar-track {
    background: var(--dark-bg);
    border-left: 1px solid rgba(0, 255, 65, 0.2);
}

body.dark-theme::-webkit-scrollbar-thumb {
    background: var(--primary-dark);
    border-radius: 5px;
}

body.dark-theme::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Text selection */
body.dark-theme ::selection {
    background: var(--primary-color);
    color: var(--dark-bg);
    text-shadow: none;
}

/* Terminal-like inputs */
body.dark-theme input,
body.dark-theme textarea {
    background-color: var(--terminal-bg) !important;
    color: var(--primary-color) !important;
    border: 1px solid var(--primary-dark) !important;
    box-shadow: 0 0 5px rgba(0, 255, 65, 0.2) !important;
}

body.dark-theme input:focus,
body.dark-theme textarea:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3) !important;
}

/* CRT Effect */
body.dark-theme .crt-effect {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%), 
                linear-gradient(90deg, rgba(255, 0, 0, 0.04), rgba(0, 255, 0, 0.04), rgba(0, 0, 255, 0.04));
    background-size: 100% 2px, 3px 100%;
    opacity: 0.1;
}

/* Glowing terminal effect for buttons */
body.dark-theme .btn-primary::before,
body.dark-theme #theme-button::before {
    background: rgba(0, 255, 65, 0.3);
}

/* Floating particles effect */
body.dark-theme .particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: -1;
}

body.dark-theme .particle {
    position: absolute;
    display: block;
    width: 3px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 50%;
    opacity: 0.2;
    animation: float-up var(--duration) infinite linear;
}

@keyframes float-up {
    0% {
        opacity: 0;
        transform: translateY(100vh);
    }
    50% {
        opacity: var(--opacity);
    }
    100% {
        opacity: 0;
        transform: translateY(-100vh);
    }
}

/* Matrix binary code background */
body.dark-theme .binary-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    pointer-events: none;
    z-index: -2;
    font-family: 'Fira Code', monospace;
    overflow: hidden;
    color: var(--primary-color);
}

body.dark-theme .binary-code {
    position: absolute;
    font-size: 10px;
    animation: binary-fall linear infinite;
}

@keyframes binary-fall {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(3000%); }
}