/* ============================================
   1. RESET & VARIÁVEIS CSS
   ============================================ */
:root {
    /* Palette */
    --bg-primary:    #050A0F;
    --bg-secondary:  #0A1628;
    --bg-card:       #0D1F35;
    --accent:        #00D4FF;
    --accent-green:  #00FF88;
    --accent-purple: #7C3AED;
    --text-primary:  #E8F4FD;
    --text-muted:    #4A7A9B;
    --border:        #112233;
    --border-glow:   rgba(0, 212, 255, 0.3);
    
    /* Fonts */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================
   2. RESET & BODY
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ============================================
   3. NOISE TEXTURE & BACKGROUND EFFECTS
   ============================================ */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1000;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top right, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at bottom left, rgba(124, 58, 237, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Grid Pattern */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -2;
}

/* ============================================
   4. CUSTOM CURSOR
   ============================================ */
.cursor {
    position: fixed;
    width: 12px;
    height: 12px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    mix-blend-mode: difference;
}

.cursor.active {
    width: 24px;
    height: 24px;
    background-color: rgba(0, 212, 255, 0.2);
}

@media (max-width: 768px) {
    .cursor {
        display: none;
    }
}

/* ============================================
   5. SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-green);
}

/* ============================================
   6. NAVBAR
   ============================================ */
.navbar {
    background-color: rgba(5, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-glow);
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background-color: rgba(5, 10, 15, 0.95);
    padding: 0.75rem 0;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: 1px;
}

.logo-bracket {
    color: var(--accent);
}

.nav-link {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted) !important;
    padding: 0.5rem 1.5rem !important;
    position: relative;
    transition: color var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
}

.nav-link-text {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transform: translateX(-50%);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.navbar-toggler {
    border: 1px solid var(--accent);
    padding: 0.5rem;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0, 212, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ============================================
   7. HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 100px 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 212, 255, 0.02) 2px,
        rgba(0, 212, 255, 0.02) 4px
    );
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 0 20px;
}

.hero-label {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.hero-title .highlight {
    color: var(--accent);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

/* Glitch Effect - Disabled for cleaner look */
.glitch {
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   8. BUTTONS
   ============================================ */
.btn-cyan {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--bg-primary);
    background-color: var(--accent);
    border: 2px solid var(--accent);
    border-radius: 4px;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-cyan:hover {
    background-color: transparent;
    color: var(--accent);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.btn-outline-cyan {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    background-color: transparent;
    border: 2px solid var(--accent);
    border-radius: 4px;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-outline-cyan:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 1.5rem;
    color: var(--accent);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ============================================
   9. SECTIONS
   ============================================ */
section {
    padding: 80px 0;
    position: relative;
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-purple));
    display: block;
}

.section-subtitle {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* ============================================
   10. PROJECT CARDS
   ============================================ */
.projeto-card {
    background: linear-gradient(135deg, rgba(13, 31, 53, 0.8) 0%, rgba(10, 22, 40, 0.9) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.projeto-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
}

.projeto-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--accent-purple) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.projeto-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.projeto-card-image i {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.2);
}

.projeto-card-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.projeto-card-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.projeto-card-title .neon-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-green);
}

.projeto-card-resumo {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    flex: 1;
}

.projeto-card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.tech-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background-color: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 4px;
    color: var(--accent-green);
}

.projeto-card-links {
    display: flex;
    gap: 0.75rem;
}

.btn-card {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-decoration: none;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.btn-card-ghost {
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-card-ghost:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.btn-card-primary {
    color: var(--bg-primary);
    background-color: var(--accent);
}

.btn-card-primary:hover {
    background-color: var(--accent-green);
}

/* ============================================
   11. SKILLS SECTION
   ============================================ */
.skills-section {
    background-color: var(--bg-secondary);
}

.skills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.skill-badge {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    background-color: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 4px;
    color: var(--accent);
}

/* ============================================
   12. PAGINATION
   ============================================ */
.pagination {
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-item .page-link {
    font-family: var(--font-mono);
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    transition: all var(--transition-fast);
}

.page-item .page-link:hover {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--accent);
    color: var(--accent);
}

.page-item.active .page-link {
    background-color: var(--accent);
    border-color: var(--accent);
    color: var(--bg-primary);
}

.page-item.disabled .page-link {
    background-color: var(--bg-card);
    border-color: var(--border);
    color: var(--text-muted);
}

.pagination-info {
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 1rem;
}

/* ============================================
   13. PROJECT DETAIL
   ============================================ */
.project-detail-header {
    margin-bottom: 2rem;
}

.breadcrumb-custom {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.breadcrumb-custom a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-custom a:hover {
    color: var(--accent-green);
}

.breadcrumb-separator {
    margin: 0 0.5rem;
    color: var(--border);
}

.project-main-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--accent-purple) 100%);
    border-radius: 8px;
    margin-bottom: 2rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-main-image i {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.2);
}

.project-description {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.project-sidebar {
    position: sticky;
    top: 100px;
}

.project-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.project-info-card h5 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.project-info-list {
    list-style: none;
}

.project-info-list li {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
}

.project-info-list li:last-child {
    border-bottom: none;
}

.project-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-full {
    width: 100%;
    text-align: center;
    justify-content: center;
}

.related-projects {
    margin-top: 4rem;
}

/* ============================================
   14. ABOUT PAGE
   ============================================ */
.hero-compact {
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 0;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

@media (max-width: 768px) {
    .about-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 1;
    object-fit: cover;
    border: 2px solid var(--accent);
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

.about-info {
    margin-top: 1.5rem;
}

.about-name {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.about-title {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.about-location {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.about-social {
    display: flex;
    gap: 1rem;
}

.about-text {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.about-text p {
    margin-bottom: 1.5rem;
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
}

.skill-category h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.skill-category .skills-row {
    justify-content: flex-start;
}

.value-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.value-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.value-card h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.value-card p {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
}

.cta-section {
    text-align: center;
    padding: 2rem 0;
}

/* ============================================
   15. CONTACT PAGE
   ============================================ */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.contact-intro h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-intro p {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-direct {
    list-style: none;
}

.contact-direct li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.contact-direct li:last-child {
    border-bottom: none;
}

.contact-direct i {
    font-size: 1.2rem;
    color: var(--accent);
    width: 24px;
}

.contact-direct a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-direct a:hover {
    color: var(--accent);
}

/* Form Styles */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    display: block;
    text-transform: uppercase;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

/* ============================================
   16. FOOTER
   ============================================ */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-glow);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-section {
    margin-bottom: 2rem;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

.footer-tagline {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-contact {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-bottom .heart {
    color: var(--accent);
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    10%, 30% {
        transform: scale(1.1);
    }
    20%, 40% {
        transform: scale(1);
    }
}

/* ============================================
   17. BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: 50%;
    color: var(--accent);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

/* ============================================
   18. SCROLL REVEAL
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   19. MESSAGES / ALERTS
   ============================================ */
.alert-custom {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent-green);
    border-radius: 4px;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
}

.alert-custom .alert-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-green);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.alert-custom p {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-primary);
    margin: 0;
}

/* ============================================
   20. RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .about-layout,
    .contact-layout {
        gap: 2rem;
    }
    
    .project-sidebar {
        position: static;
        margin-top: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-cyan,
    .btn-outline-cyan {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .nav-link {
        padding: 0.75rem 1rem !important;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    section {
        padding: 50px 0;
    }
    
    .projeto-card-image {
        height: 160px;
    }
    
    .project-main-image {
        height: 250px;
    }
}

/* Utility Classes */
.text-accent { color: var(--accent); }
.text-green { color: var(--accent-green); }
.text-muted-custom { color: var(--text-muted); }
.bg-card { background-color: var(--bg-card); }
.border-accent { border-color: var(--accent); }