.site-logic, 
.site-features, 
.site-services {
    padding: 150px 15%;
    background-color: var(--bg-primary);
    transition: background-color 0.5s ease;
}

.hero-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.site-engineering-demo {
    width: 100%;
    max-width: 450px;
    position: relative;
    padding: 20px;
}

.browser-window {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    opacity: 0;
    transform: translateY(30px);
    animation: revealWindow 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: background-color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
}

.browser-window::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: var(--noise);
    background-size: 100px 100px;
    background-repeat: repeat;
    opacity: 0.04;
    pointer-events: none;
    z-index: 5;
    border-radius: 16px;
}

.window-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.5s ease, border-color 0.5s ease;
}

.browser-dots {
    display: flex;
    gap: 5px;
}

.browser-dots span {
    width: 6px; 
    height: 6px; 
    border-radius: 50%; 
    background: rgba(255,255,255,0.2);
    transition: background-color 0.5s ease;
}

.address-bar {
    height: 25px;
    flex: 1;
    background: rgba(0,0,0,0.2);
    border: 1px solid rgb(251 251 251 / 8%);
    border-radius: 6px;
    padding: 5px 12px;
    font-size: 12px;
    color: var(--text-secondary);
    display: flex; 
    align-items: center; 
    gap: 8px; 
    opacity: 0.7;
    transition: background-color 0.5s ease, border-color 0.5s ease, color 0.5s ease;
}

.address-bar span, 
.address-bar .material-symbols-outlined {
    font-size: 20px;
}

/* Área de Conteúdo */
.window-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 280px;
}

/* Elementos de Construção (Base) */
.build-element {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    opacity: 0;
    transform: scale(0.95);
    transition: background-color 0.5s ease;
}

.element-header {
    height: 12px;
    width: 100%;
    animation: buildIn 0.5s ease forwards 0.6s;
}

.element-hero {
    height: 100px;
    width: 100%;
    background: rgba(102, 45, 145, 0.1);
    border: 1px dashed var(--electric-indigo);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 15px;
    gap: 8px;
    animation: buildIn 0.6s ease forwards 0.9s;
    transition: background-color 0.5s ease, border-color 0.5s ease;
}

.inner-text {
    width: 50%;
    height: 8px;
    background: var(--electric-indigo);
    border-radius: 4px;
}

.build-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.element-card {
    height: 60px;
    animation: buildIn 0.5s ease forwards;
}

/* Delays das cartas do grid */
.element-card:nth-child(1) { animation-delay: 1.2s; }
.element-card:nth-child(2) { animation-delay: 1.4s; }
.element-card:nth-child(3) { animation-delay: 1.6s; }

#perf-score {
    display: inline-block;
    min-width: 25px;
    text-align: center;
}

/* Selo de Performance (O Toque Final) */
.performance-tag {
    position: absolute;
    bottom: 40px;
    right: 40px;
    background: var(--electric-indigo);
    color: white;
    padding: 8px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 10px 20px rgba(102, 45, 145, 0.4);
    opacity: 0;
    transform: translate(20px, 20px);
    z-index: 10;
    pointer-events: none;
    animation: tagIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards 2s;
    transition: box-shadow 0.5s ease;
}

/* Elemento Flutuante Estático */
.floating-code {
    position: absolute;
    top: 0;
    right: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--electric-indigo);
    opacity: 0;
    animation: fadeIn 0.8s ease forwards 2.5s;
    transition: opacity 0.5s ease;
}

/* TEMA CLARO: VISUAL HERO */
body.light-theme .browser-window {
    background: #FFFFFF;
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.05);
}

body.light-theme .window-header {
    background: rgba(0, 0, 0, 0.02);
    border-bottom-color: rgba(0, 0, 0, 0.08);
}

body.light-theme .address-bar {
    background-color: #F9F9FB;
    border-color: rgba(0, 0, 0, 0.08);
    color: var(--text-secondary);
}

body.light-theme .browser-dots span {
    background: rgba(0, 0, 0, 0.15);
}

body.light-theme .build-element {
    background: rgba(0, 0, 0, 0.03);
}

body.light-theme .element-hero {
    background: rgba(102, 45, 145, 0.04);
    border-color: rgba(102, 45, 145, 0.2);
}

body.light-theme .floating-code {
    opacity: 0.6;
}

body.light-theme .performance-tag {
    box-shadow: 0 8px 20px rgba(102, 45, 145, 0.2);
}

@keyframes revealWindow {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes buildIn {
    to { opacity: 1; transform: scale(1); }
}

@keyframes tagIn {
    to { opacity: 1; transform: translate(0, 0); }
}

@keyframes fadeIn {
    to { opacity: 0.4; }
}

.logic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}

.logic-cards {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.logic-card {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 25px;
    transition: background-color 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
}

.logic-card span {
    color: var(--electric-indigo);
    font-size: 32px;
    transition: color 0.5s ease;
}

.logic-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 90%;
    transition: color 0.5s ease;
}

.logic-card.highlight {
    border-color: var(--electric-indigo);
    box-shadow: 0 20px 40px rgba(102, 45, 145, 0.05);
}

.services-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
}

.service-item {
    border-top: 1px solid var(--border-section);
    padding-top: 30px;
    transition: border-color 0.5s ease;
}

.stats-section {
    padding: 0 15%;
    margin-top: -50px;
    margin-bottom: 100px;
    width: 100%;
}

.stats-glass-container {
    display: flex;
    gap: 30px;
    width: 100%;
    perspective: 1000px;
}

.stat-card {
    flex: 1;
    min-width: 0;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
    z-index: 2;
}

.stat-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: var(--noise);
    background-size: 100px 100px;
    background-repeat: repeat;
    opacity: 0.04;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--stellar-white) 0%, var(--electric-indigo) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 3px;
    color: var(--text-secondary);
    text-transform: uppercase;
    transition: color 0.5s ease;
}

.stat-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--electric-indigo);
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--electric-indigo);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

body.light-theme .stat-card:hover {
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.05);
}

.stat-card:hover .stat-bar {
    width: 100%;
}

.stat-card.highlight {
    background: rgba(102, 45, 145, 0.05);
    border-color: rgba(102, 45, 145, 0.2);
}

.arsenal-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    margin-top: 80px;
    transition: background-color 0.5s ease, border-color 0.5s ease;
}

.arsenal-item {
    position: relative;
    padding: 80px 60px;
    background-color: var(--bg-primary);
    overflow: hidden;
    transition: background-color 0.5s ease;
}

.arsenal-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 0% 0%, rgba(102, 45, 145, 0.15) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.arsenal-item:hover .arsenal-glow {
    opacity: 1;
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.item-num {
    font-size: 0.8rem;
    font-weight: 800;
    opacity: 0.2;
    letter-spacing: 2px;
}

.item-icon {
    font-size: 32px;
    color: var(--electric-indigo);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), color 0.5s ease;
}

.arsenal-item:hover .item-icon {
    transform: translateY(-5px) scale(1.1);
    color: var(--stellar-white);
}

.arsenal-item h4 {
    font-size: 1.9rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.card-label {
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--electric-indigo);
    display: block;
    margin-bottom: 20px;
}

.arsenal-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    opacity: 0.6;
    max-width: 90%;
    transition: color 0.5s ease;
}

.performance-bar {
    width: 100%;
    height: 2px;
    background: var(--border-color);
    margin-top: 30px;
    position: relative;
    border-radius: 2px;
    transition: background-color 0.5s ease;
}

.bar-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: var(--electric-indigo);
    box-shadow: 0 0 10px var(--electric-indigo);
}

.service-item h3 {
    font-size: 1.9rem;
    margin-bottom: 15px;
}

.service-item p {
    opacity: 0.6;
    line-height: 1.6;
    font-size: 1rem;;
    color: var(--text-secondary);
    transition: color 0.5s ease;
}

@media (max-width: 992px) {
    .site-engineering-demo {
        max-width: 100%;
        padding: 10px;
        padding-top: 20px;
    }
    
    .window-content {
        min-height: 240px;
    }
    
    .performance-tag {
        bottom: 20px;
        right: 20px;
    }

    .stats-section,
    .site-logic,
    .site-services,
    .site-features {
        padding: 80px 10% !important;
    }

    .site-hero-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        text-align: left;
    }

    .site-hero-content {
        order: 1;
    }

    .hero-visual {
        display: flex;
        order: 2;
        justify-content: center;
        align-items: center;
        width: 100%;
        height: 420px;
        margin-top: 0px;
        overflow: hidden;
        position: relative;
        padding-bottom: 0;
    }

    .hero-grid {
        gap: 0;
    }

    .blueprint-canvas {
        transform: scale(0.95);
        transform-origin: center center;
        width: 100%;
        position: absolute;
        top: 50%;
        left: 50%;
        translate: -50% -50%;
    }

    .stats-section {
        margin-top: 0px;
        margin-bottom: 60px;
    }

    .stats-glass-container {
        flex-direction: column;
        gap: 30px;
    }

    .stat-card {
        padding: 30px;
    }

    .stat-number {
        font-size: 2.8rem;
    }

    .logic-grid,
    .services-list-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .arsenal-grid {
        grid-template-columns: 1fr;
    }

    .logic-card {
        padding: 30px 20px;
        gap: 15px;
    }

    .service-item h3 {
        font-size: 1.5rem;
    }

    .arsenal-item {
        padding: 50px 40px;
    }
}