@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Source+Sans+Pro:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

/* CSS Reset - Remove default browser margins and padding */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

/* Ensure dark mode background covers full viewport */
html.dark-mode {
    background-color: var(--color-white) !important;
}

:root {
    /* Typography */
    --font-heading: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Source Sans Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Typography Scale */
    
    /* Line Heights & Letter Spacing */
    
    /* Colors */
    --color-black: #111827; --color-white: #fefcf3; --color-light-gray: #f8fafc; --color-gray: #cbd5e1;
    --color-muted: #374151; --color-primary: #2563eb; --color-secondary: #f97316; --color-accent: #22d3ee;
    --transition-speed: 0.5s;
}

/* Base Styles */
body {
    font-family: var(--font-body);
    background-color: var(--color-white);
    color: var(--color-black);
    overflow-x: hidden;
    scroll-behavior: smooth;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-weight: 400;
    letter-spacing: -0.01em;
    /* Mobile optimizations */
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Re-enable text selection for content areas */
p, h1, h2, h3, h4, span, div[data-translate] {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* Dark Mode */
body.dark-mode, html.dark-mode, html.dark-mode body {
    --color-black: #f8fafc; --color-white: #0b1120; --color-light-gray: #111827;
    --color-gray: #334155; --color-muted: #94a3b8;
    background-color: var(--color-white) !important;
}

/* Dark mode FAQ styling */
body.dark-mode .faq-item {
    background-color: var(--color-light-gray);
    border-color: var(--color-gray);
}

body.dark-mode .faq-question {
    background-color: var(--color-light-gray);
    color: var(--color-black);
}

body.dark-mode .faq-question:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

body.dark-mode .faq-answer p,
body.dark-mode .faq-answer-text {
    color: var(--color-black);
}

body.modal-active { overflow: hidden; }

/* Utility Classes */
.hidden { display: none !important; }
.orphan-warning { font-size: 0.85em; color: #b91c1c; margin-top: 6px; }
.btn-margin-left { margin-left: 6px; }

/* Responsive Base Styles */
@media (max-width: 992px) {
    .container {
        padding: 0 20px;
        width: 100%;
    }
    
    section {
        padding: 60px 0;
    }
}

/* Mobile Specific Styles */
@media (max-width: 768px) {
    /* Ensure minimum touch target size of 44px */
    .cta-button, .downloads-button, .whatsapp-button, .download-btn, .lang-btn, .dark-mode-toggle {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Improve touch targets for interactive elements */
    .portfolio-item, .portfolio-placeholder {
        min-height: 44px;
        cursor: pointer;
    }
    
    .faq-question {
        min-height: 44px;
        cursor: pointer;
    }
    
    .benefit-item {
        cursor: pointer;
    }
    
    /* Improve button spacing for touch */
    .cta-button, .downloads-button, .whatsapp-button {
        margin: 1rem auto;
        padding: 14px 24px;
        width: 100%;
        max-width: 300px;
    }
    
    /* Improve scroll behavior on mobile */
    html {
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Improved container padding for mobile */
    .container {
        padding: 0 15px;
    }
    
    /* Better text sizing for mobile */
    .hero-content h1 {
        font-size: clamp(1.8rem, 5vw, 3rem);
        margin-bottom: 1rem;
    }
    
    .hero-content p {
        font-size: clamp(1rem, 2vw, 1.2rem);
        padding: 0 10px;
    }
    
    /* Adjust language switcher position */
    .language-switcher {
        top: 10px;
        right: 10px;
    }
    
    /* Adjust dark mode toggle position */
    .dark-mode-toggle {
        top: 10px;
        right: 80px;
    }
    
    /* Improve section spacing */
    section {
        padding: 40px 0;
    }
    
    /* Adjust grid layouts for mobile */
    .grid, .features-grid, .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Improve form elements on mobile */
    input, select, textarea, button {
        font-size: 16px; /* Prevents iOS zoom on focus */
    }
}
    
    /* Better focus states for accessibility */
    .cta-button:focus, .downloads-button:focus, .whatsapp-button:focus,
    .download-btn:focus, .lang-btn:focus, .dark-mode-toggle:focus {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
    }
    
    /* Improve text selection on mobile */
    .portfolio-item h3, .portfolio-item p, .benefit-item h3, .benefit-item p {
        -webkit-user-select: text;
        -moz-user-select: text;
        -ms-user-select: text;
        user-select: text;
    }
/* Mobile Landscape Orientation */
@media (max-width: 768px) and (orientation: landscape) {
    /* Reduce vertical spacing in landscape mode */
    
    .hero-content h1 {
        font-size: clamp(1.8rem, 4vw, 2.2rem);
        margin-bottom: 0.5rem;
    }
    
    .hero-content p {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
        margin-bottom: 1rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .section h2 {
        font-size: clamp(1.5rem, 3.5vw, 2rem);
        margin-bottom: 1rem;
    }
    
    /* Adjust grid layouts for landscape */
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    /* Reduce modal size in landscape */
}

/* Typography Utilities */

/* Animated Backgrounds */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 120%; height: 120%;
    background: linear-gradient(rgba(0,0,0,0.15) 1px, transparent 0px), linear-gradient(90deg, rgba(0,0,0,0.15) 1px, transparent 0px);
    background-size: 50px 50px, 50px 50px;
    background-position: 0 0, 0 0;
    transform: perspective(1000px) rotateX(1deg) scale(1.1);
    transform-origin: center top;
    z-index: -2;
    pointer-events: none;
    mix-blend-mode: multiply;
    animation: gridDepthShift 30s ease-in-out infinite;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 120%; height: 120%;
    background: linear-gradient(45deg, rgba(255,255,255,0.02) 0%, rgba(200,200,255,0.03) 25%, rgba(255,200,255,0.02) 50%, rgba(200,255,200,0.03) 75%, rgba(255,255,255,0.02) 100%);
    background-size: 500% 500%;
    animation: gradientShift 20s ease infinite;
    z-index: -3;
}

@keyframes gridDepthShift {
    0%, 100% { transform: perspective(1000px) rotateX(1deg) scale(1.1); opacity: 1; }
    25% { transform: perspective(1200px) rotateX(0.5deg) scale(1.08); opacity: 0.9; }
    50% { transform: perspective(800px) rotateX(1.5deg) scale(1.12); opacity: 1; }
    75% { transform: perspective(1100px) rotateX(0.8deg) scale(1.09); opacity: 0.95; }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

.particle {
    position: absolute;
    width: 3px; height: 3px;
    background: radial-gradient(circle, rgba(255,255,255,0.8) 0%, transparent 70%);
    border-radius: 50%;
    animation: float linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-duration: 25s; animation-delay: -5s; }
.particle:nth-child(2) { left: 20%; animation-duration: 30s; animation-delay: -10s; }
.particle:nth-child(3) { left: 30%; animation-duration: 20s; animation-delay: -15s; }
.particle:nth-child(4) { left: 40%; animation-duration: 35s; animation-delay: -20s; }
.particle:nth-child(5) { left: 50%; animation-duration: 28s; animation-delay: -25s; }
.particle:nth-child(6) { left: 60%; animation-duration: 22s; animation-delay: -30s; }
.particle:nth-child(7) { left: 70%; animation-duration: 32s; animation-delay: -35s; }
.particle:nth-child(8) { left: 80%; animation-duration: 26s; animation-delay: -40s; }
.particle:nth-child(9) { left: 90%; animation-duration: 24s; animation-delay: -45s; }

@keyframes float {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.8; transform: translateY(90vh) scale(1); }
    90% { opacity: 0.8; transform: translateY(-10vh) scale(1); }
    100% { transform: translateY(-20vh) scale(0); opacity: 0; }
}

/* Color Overlay */
.color-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.1) 0%, rgba(240,240,255,0.05) 30%, rgba(255,240,255,0.03) 60%, transparent 80%);
    z-index: -1;
    animation: colorPulse 12s ease-in-out infinite;
    pointer-events: none;
}

@keyframes colorPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.1; transform: scale(1.05); }
}

/* Radial Wave Overlay */
.wave-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: -1;
    contain: layout paint;
    backface-visibility: hidden;
    transform: translateZ(0);
    isolation: isolate;
    --shadowAlphaGlobal: 1;
    transition: --globalSoft 200ms ease, --shadowAlphaGlobal 200ms ease;
}

.wave-overlay .wave {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: 1px; height: 1px;
    transform: translate(-50%, -50%) scale(0.001);
    opacity: 0.9;
    border-radius: 50%;
    pointer-events: none;
    background: radial-gradient(circle, rgba(0,255,0,0.28) 0%, rgba(0,255,0,0.18) 35%, rgba(0,255,0,0.07) 60%, transparent 72%);
    will-change: transform, opacity;
    animation: waveExpand var(--duration, 650ms) var(--ease, cubic-bezier(0.22, 1, 0.36, 1)) forwards;
    mix-blend-mode: screen;
}

@keyframes waveExpand {
    0% { transform: translate(-50%, -50%) scale(0.001); opacity: 0.9; }
    60% { opacity: 0.5; }
    100% { transform: translate(-50%, -50%) scale(var(--scale, 1)); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .wave-overlay .wave {
        animation-duration: 1ms;
        animation-iteration-count: 1;
    }
}

@property --r {
    syntax: '<length>';
    inherits: false;
    initial-value: 0px;
}
@property --feather {
    syntax: '<length>';
    inherits: false;
    initial-value: 1px;
}
@property --softFactor {
    syntax: '<number>';
    inherits: false;
    initial-value: 1;
}
@property --globalSoft {
    syntax: '<number>';
    inherits: false;
    initial-value: 1;
}

/* Grid-only radial wave (affects just grid lines) */
.wave-overlay .grid-wave {
    position: fixed;
    top: 0; left: 0;
    width: 120%; height: 120%;
    /* same grid pattern as body::after */
    background: repeating-linear-gradient(to bottom, rgba(0,255,0,0.98) 0 1px, transparent 1px 50px),
                repeating-linear-gradient(to right, rgba(0,255,0,0.98) 0 1px, transparent 1px 50px);
    background-size: 50px 50px, 50px 50px;
    background-position: 0 0, 0 0;
    /* match origin exactly to the page grid */
    transform-origin: center top;
    /* radial mask controlado por variável --r (sem clip-path para evitar artefatos) */
    --r: var(--startRadius, 18px);
    -webkit-mask-image: radial-gradient(circle at var(--x) var(--y),
        rgba(0,0,0,1) 0,
        rgba(0,0,0,1) calc(var(--r) - var(--feather, 1.25px)),
        rgba(0,0,0,1) var(--r),
        rgba(0,0,0,0) calc(var(--r) + var(--feather, 1.25px))
    );
    mask-image: radial-gradient(circle at var(--x) var(--y),
        rgba(0,0,0,1) 0,
        rgba(0,0,0,1) calc(var(--r) - var(--feather, 1.25px)),
        rgba(0,0,0,1) var(--r),
        rgba(0,0,0,0) calc(var(--r) + var(--feather, 1.25px))
    );
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    mask-mode: alpha;
    animation: gridWaveExpand var(--duration, 650ms) var(--ease, cubic-bezier(0.22, 1, 0.36, 1)) forwards;
    /* strong visibility across light/dark, sem clareamento agressivo */
    mix-blend-mode: overlay;
    filter: drop-shadow(0 0 18px rgba(0,255,128,var(--shadowAlpha, var(--shadowAlphaGlobal, 1))));
    pointer-events: none;
    z-index: -1;
    opacity: 0.85;
    will-change: opacity, transform, -webkit-mask-image, mask-image;
    transition: --softFactor 180ms ease, --shadowAlpha 180ms ease, filter 180ms ease;
}

/* Soft fade for older waves when exceeding limit */
.wave-overlay .grid-wave.soft-fade {
    --shadowAlpha: 0.6;
    filter: drop-shadow(0 0 12px rgba(0,255,128,var(--shadowAlpha, 0.6)));
}

/* Dark mode ensures same intensity */
body.dark-mode .wave-overlay .grid-wave {
    background: linear-gradient(rgba(0,255,0,1) 1px, transparent 0px),
                linear-gradient(90deg, rgba(0,255,0,1) 1px, transparent 0px);
    mix-blend-mode: overlay;
    filter: drop-shadow(0 0 22px rgba(0,255,128,1));
}

@keyframes gridWaveExpand {
    0% {
        --r: var(--startRadius, 18px);
        opacity: calc(var(--globalSoft, 1) * var(--softFactor, 1) * 0.95);
    }
    85% {
        --r: var(--endRadius);
        opacity: calc(var(--globalSoft, 1) * var(--softFactor, 1) * 0.7);
    }
    100% {
        --r: var(--endRadius);
        opacity: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .wave-overlay .grid-wave {
        animation-duration: 1ms;
        animation-iteration-count: 1;
    }
}

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

.solutions-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3.75rem;
    font-size: clamp(1.15rem, 2.8vw, 1.3rem);
    line-height: 1.6;
    color: var(--color-muted);
}

.admin-actions {
    display: flex;
    gap: 10px;
}

.empty-products {
    text-align: center;
    padding: 60px 20px;
}

/* Scroll Animations */
.reveal {
    position: relative;
    transform: translateY(150px);
    opacity: 0;
    transition: 1.2s cubic-bezier(0.6, 0.2, 0.1, 1);
}

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

/* Desktop screens - prevent title cutoff */
@media (min-width: 1024px) and (max-width: 1920px) {
    #hero {
        min-height: 100vh;
        padding: 100px 40px 80px;
    }
    
    .hero-content {
        padding: 50px 40px;
    }
    
    #hero h1 {
        font-size: clamp(2.5rem, 4vw, 4rem);
        margin-bottom: 1.5rem;
    }
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    perspective: 1200px;
    padding: 80px 20px 60px;
}

.hero-content {
    z-index: 0;
    transform-style: preserve-3d;
    background: radial-gradient(ellipse at center, rgba(240, 248, 255, 0.5) 0%, rgba(255,255,255,0) 70%);
    padding: 40px;
    border-radius: 20px;
    max-width: 1200px;
    width: 100%;
}

#hero h1, #hero p, #hero .cta-button {
    transition: transform 0.1s linear;
}

#hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

#hero p {
    font-family: var(--font-body);
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    font-weight: 400;
    margin-bottom: 40px;
    color: var(--color-black);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.005em;
    line-height: 1.5;
}

.cta-button {
    display: inline-block;
    padding: 15px 35px;
    background: var(--color-black);
    color: var(--color-white);
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1rem;
    border-radius: 8px;
    border: 1px solid var(--color-gray);
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 2;
    isolation: isolate;
    letter-spacing: -0.005em;
}

/* CTA Button Animation States */
.cta-button.scrolling {
    transform: scale(0.98);
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
    cursor: wait;
}

.cta-button.scrolling::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.cta-button.pulse {
    animation: pulse 2s infinite;
}

.cta-button.pulse:hover {
    animation: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    background: var(--color-muted);
    border-color: var(--color-black);
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); }
    50% { transform: scale(1.03); box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2); }
    100% { transform: scale(1); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); }
}

/* Video Player */

.video-destaque-wrapper {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transform: translateZ(0);
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.15), 0 5px 12px rgba(15, 23, 42, 0.08);
    padding-bottom: 56.25%;
    height: 0;
}

.video-thumbnail, .video-destaque-wrapper iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    border: 0;
    border-radius: 15px;
}

.play-button-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.2);
    transition: background 0.3s;
    border-radius: 15px;
}

.video-destaque-wrapper:hover .play-button-overlay {
    background: rgba(0,0,0,0.1);
}

.play-button-overlay .play-icon {
    width: 80px; height: 80px;
    transition: transform 0.3s;
}

.video-destaque-wrapper:hover .play-icon {
    transform: scale(1.1);
}

/* Video pause state styling */
.video-destaque-wrapper.paused {
    position: relative;
}

.video-destaque-wrapper.paused::after {
    content: '⏸️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
    z-index: 10;
    pointer-events: none;
    animation: pulse 2s ease-in-out infinite;
}

.video-destaque-wrapper.paused:hover::after {
    content: '▶️';
    font-size: 3.5rem;
    animation: none;
}

/* Sections */
section {
    padding: 60px 0;
    background-color: rgba(255, 255, 255, 0.95);
    position: relative;
    z-index: 0;
}

section p {
    font-size: clamp(1.1rem, 2.5vw, 1.25rem);
    line-height: 1.6;
    color: var(--color-muted);
}

 section .solutions-intro {
    font-size: clamp(1.15rem, 2.8vw, 1.3rem);
    line-height: 1.6;
    color: var(--color-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3.75rem;
}

h2 {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 4vw, 2.75rem);
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--color-black);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.015em;
}

/* Solution Section */
#solucao, #portfolio, #depoimentos, #final-cta, #faq {
    background-color: transparent;
}

#solucao .benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    text-align: center;
}

.benefit-item {
    background: var(--color-white);
    padding: 40px 20px;
    border-radius: 10px;
    border: 1px solid var(--color-gray);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
    isolation: isolate;
    position: relative;
    z-index: 2;
    background-color: var(--color-white);
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
    border-color: var(--color-primary);
}

.benefit-item .icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    transition: transform 0.3s;
}

.benefit-item:hover .icon {
    transform: scale(1.2);
}

.benefit-item h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.3rem, 3vw, 1.5rem);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

/* Portfolio System */
#portfolio .portfolio-grid {
    display: grid;
    gap: clamp(30px, 4vw, 50px);
    perspective: 2000px;
    grid-template-columns: repeat(var(--portfolio-columns, auto-fit), minmax(var(--portfolio-min-width, 300px), 1fr));
    justify-content: center;
    align-items: start;
    max-width: var(--portfolio-max-width, 1200px);
    margin: 0 auto;
}

/* Portfolio Grid Configurations */
.portfolio-grid[data-count="1"] {
    --portfolio-columns: 1; --portfolio-min-width: 400px; --portfolio-max-width: 600px;
    justify-items: center;
}

.portfolio-grid[data-count="2"] {
    --portfolio-columns: 2; --portfolio-min-width: 350px; --portfolio-max-width: 900px;
    gap: clamp(40px, 5vw, 60px);
}

.portfolio-grid[data-count="3"] {
    --portfolio-columns: 3; --portfolio-min-width: 300px; --portfolio-max-width: 1000px;
}

.portfolio-grid[data-count="4"] {
    --portfolio-columns: 2; --portfolio-min-width: 320px; --portfolio-max-width: 1000px;
}

.portfolio-grid[data-count="5"] {
    --portfolio-columns: 3; --portfolio-min-width: 280px; --portfolio-max-width: 1100px;
}

.portfolio-grid[data-count="6"] {
    --portfolio-columns: 3; --portfolio-min-width: 280px; --portfolio-max-width: 1100px;
}

.portfolio-grid[data-count="7"], .portfolio-grid[data-count="8"], .portfolio-grid[data-count="9"] {
    --portfolio-columns: 3; --portfolio-min-width: 260px; --portfolio-max-width: 1200px;
}

.portfolio-grid[data-count^="1"], .portfolio-grid[data-count^="2"], .portfolio-grid[data-count^="3"] {
    --portfolio-columns: auto-fit; --portfolio-min-width: 250px; --portfolio-max-width: 1400px;
    gap: clamp(25px, 3vw, 40px);
}

/* Portfolio Grid Layout Balancing */
.portfolio-grid[data-count="3"] .portfolio-item:nth-child(3),
.portfolio-grid[data-count="5"] .portfolio-item:nth-child(4),
.portfolio-grid[data-count="5"] .portfolio-item:nth-child(5),
.portfolio-grid[data-count="7"] .portfolio-item:nth-child(7) {
    grid-column: 2 / 3;
}

.portfolio-grid[data-count="5"] .portfolio-item:nth-child(3) {
    grid-column: 1 / 2;
}

/* Portfolio Items */
.portfolio-item {
    background-color: var(--color-light-gray);
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.6s, border-color 0.6s;
    position: relative;
    transform-style: preserve-3d;
    will-change: transform;
    border: 1px solid var(--color-gray);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
    aspect-ratio: 16/9;
    min-height: 200px;
}

/* Portfolio Item Aspect Ratios */
.portfolio-grid[data-count="1"] .portfolio-item {
    aspect-ratio: 16/10; min-height: 300px; max-height: 400px;
}

.portfolio-grid[data-count="2"] .portfolio-item {
    aspect-ratio: 4/3; min-height: 250px;
}

.portfolio-grid[data-count="3"] .portfolio-item, .portfolio-grid[data-count="6"] .portfolio-item,
.portfolio-grid[data-count="9"] .portfolio-item {
    aspect-ratio: 16/9; min-height: 200px;
}

.portfolio-grid[data-count="4"] .portfolio-item {
    aspect-ratio: 1/1; min-height: 220px;
}

.portfolio-grid[data-count="5"] .portfolio-item {
    aspect-ratio: 4/3; min-height: 180px;
}

.portfolio-grid[data-count^="1"] .portfolio-item, .portfolio-grid[data-count^="2"] .portfolio-item,
.portfolio-grid[data-count^="3"] .portfolio-item {
    aspect-ratio: 16/9; min-height: 160px;
}

.portfolio-item:hover {
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.2);
    border-color: var(--color-primary);
}

.portfolio-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transform: translateZ(0);
}

.portfolio-item .play-icon {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%) translateZ(60px);
    font-size: 4rem;
    color: var(--color-primary);
    opacity: 0.75;
    transition: opacity var(--transition-speed), transform 0.5s, color var(--transition-speed);
    text-shadow: 0 0 20px rgba(255,255,255,0.9);
}

.portfolio-item:hover .play-icon {
    opacity: 1;
    transform: translate(-50%, -50%) translateZ(80px) scale(1.1);
}

/* Portfolio Animations */
.portfolio-item, .portfolio-placeholder {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    animation: portfolioFadeIn 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.portfolio-item:nth-child(1), .portfolio-placeholder:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2), .portfolio-placeholder:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3), .portfolio-placeholder:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4), .portfolio-placeholder:nth-child(4) { animation-delay: 0.4s; }
.portfolio-item:nth-child(5), .portfolio-placeholder:nth-child(5) { animation-delay: 0.5s; }
.portfolio-item:nth-child(6), .portfolio-placeholder:nth-child(6) { animation-delay: 0.6s; }
.portfolio-item:nth-child(7), .portfolio-placeholder:nth-child(7) { animation-delay: 0.7s; }
.portfolio-item:nth-child(8), .portfolio-placeholder:nth-child(8) { animation-delay: 0.8s; }
.portfolio-item:nth-child(9), .portfolio-placeholder:nth-child(9) { animation-delay: 0.9s; }
.portfolio-item:nth-child(n+10), .portfolio-placeholder:nth-child(n+10) { animation-delay: 1s; }

@keyframes portfolioFadeIn {
    0% { opacity: 0; transform: translateY(30px) scale(0.95); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Video Modal */
.video-modal {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100vh;
    background-color: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed), visibility var(--transition-speed);
    backdrop-filter: blur(10px);
}

.video-modal.active {
    opacity: 1;
    visibility: visible;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.video-modal.active .video-modal-content {
    transform: scale(1);
}

.close-modal {
    position: absolute;
    top: -45px; right: -10px;
    font-size: 2.5rem;
    color: var(--color-white);
    cursor: pointer;
    transition: transform 0.3s;
    text-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.close-modal:hover {
    transform: scale(1.2) rotate(90deg);
}

.responsive-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background: #000;
    border-radius: 10px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.responsive-video-container iframe, .responsive-video-container video {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    border: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.responsive-video-container iframe.loaded, .responsive-video-container video.loaded {
    opacity: 1;
}

.loading-spinner {
    position: absolute;
    top: 50%; left: 50%;
    width: 50px; height: 50px;
    margin: -25px 0 0 -25px;
    border: 5px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Testimonials */
#depoimentos h2 {
    margin-bottom: 5.0rem;
}

.testimonial-carousel-container {
    position: relative;
    width: 100%; height: 400px;
    perspective: 2500px;
    margin-top: 0;
}

.testimonial-carousel {
    width: 100%; height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    transition: transform 1s cubic-bezier(0.77, 0, 0.175, 1);
}

.testimonial-card {
    position: absolute;
    width: 400px; height: 250px;
    left: 0; right: 0; margin: auto;
    padding: 40px;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray);
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.791);
    color: var(--color-black);
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.6;
    isolation: isolate;
    z-index: 2;
}

.testimonial-card h4 {
    margin-top: 20px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    line-height: 1.3;
    letter-spacing: -0.005em;
}

/* Final CTA */
#final-cta {
    text-align: center;
    padding: 60px 0 60px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

#final-cta p {
    font-size: clamp(1.15rem, 2.8vw, 1.3rem);
    line-height: 1.6;
    color: var(--color-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.cta-secondary {
    font-size: 0.95rem;
    color: var(--color-muted);
}

.cta-secondary a {
    color: var(--color-primary);
    text-decoration: underline;
}

.whatsapp-button {
    background: linear-gradient(45deg, #25D366, #128C7E) !important;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 30px 0;
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: -0.005em;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transform-origin: center;
    will-change: transform, filter, box-shadow;
}

.whatsapp-button::before, .whatsapp-button::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    z-index: -1;
    will-change: width, height, opacity;
}

.whatsapp-button::before {
    background: radial-gradient(circle, rgba(37, 211, 102, 0.15) 0%, transparent 70%);
}

.whatsapp-button::after {
    background: radial-gradient(circle, rgba(18, 140, 126, 0.12) 0%, transparent 60%);
    transition-duration: 1s;
    z-index: -2;
}

.whatsapp-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
}

/* Efeitos de proximidade para whatsapp-button */
.whatsapp-button.proximity-very-close {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
}

.whatsapp-button.proximity-close {
    transform: translateY(-2px) scale(1.015);
    box-shadow: 0 12px 28px rgba(37, 211, 102, 0.3);
}

.whatsapp-button.proximity-medium {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.2);
}

.whatsapp-button.proximity-far {
    transform: translateY(-0.5px) scale(1.005);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.1);
}

.whatsapp-button svg {
    width: 20px; height: 20px;
    fill: currentColor;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-note {
    margin-top: 20px;
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: var(--color-muted);
    font-weight: 500;
    line-height: 1.5;
}

/* FAQ */
#faq {
    max-width: 800px;
    margin: auto;
}

.faq-item {
    background-color: var(--color-white);
    margin-bottom: 10px;
    border-radius: 5px;
    border: 1px solid var(--color-gray);
    overflow: hidden;
    isolation: isolate;
    position: relative;
    z-index: 2;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    position: relative;
    font-family: var(--font-heading);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-white);
    letter-spacing: -0.005em;
}

.faq-question:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.faq-question:focus {
    outline: 2px solid var(--color-black);
    outline-offset: -2px;
}

.faq-question .icon-toggle {
    font-size: 1.5rem;
    transition: transform 0.5s cubic-bezier(0.6, 0.2, 0.1, 1);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.8s cubic-bezier(0.6, 0.2, 0.1, 1), padding 0.8s cubic-bezier(0.6, 0.2, 0.1, 1);
}

.faq-answer p,
.faq-answer-text {
    padding: 0 20px 20px 20px;
    margin: 0;
    line-height: 1.6;
    color: var(--color-black);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

/* Ensure FAQ answer styling is preserved during language changes */
.faq-item .faq-answer {
    /* Force style recalculation after DOM changes */
    will-change: max-height;
}

.faq-item .faq-answer p,
.faq-item .faq-answer .faq-answer-text {
    /* Ensure consistent styling regardless of content changes */
    display: block;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.faq-item.active .faq-question .icon-toggle {
    transform: rotate(45deg);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    top: 20px; right: 20px;
    z-index: 1001;
    cursor: pointer;
    background-color: var(--color-white);
    color: var(--color-black);
    border: 1px solid var(--color-gray);
    border-radius: 50%;
    width: 40px; height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.dark-mode-toggle:hover {
    background-color: var(--color-light-gray);
}

body.dark-mode .dark-mode-toggle {
    background-color: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-gray);
}

body.dark-mode .dark-mode-toggle:hover {
    background-color: var(--color-light-gray);
}

/* Dark Mode Hero Section Styling */
body.dark-mode #hero {
    background: linear-gradient(135deg, 
        rgba(11, 17, 32, 0.95) 0%, 
        rgba(15, 23, 42, 0.9) 25%, 
        rgba(30, 41, 59, 0.85) 50%, 
        rgba(15, 23, 42, 0.9) 75%, 
        rgba(11, 17, 32, 0.95) 100%);
    position: relative;
}

body.dark-mode #hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, 
        rgba(59, 130, 246, 0.15) 0%, 
        rgba(37, 99, 235, 0.08) 30%, 
        rgba(15, 23, 42, 0.05) 60%, 
        transparent 80%);
    z-index: -1;
    pointer-events: none;
}

body.dark-mode .hero-content {
    background: transparent;
    backdrop-filter: none;
    border: none;
    box-shadow: none;
}

body.dark-mode .particle {
    background: radial-gradient(circle, 
        rgba(59, 130, 246, 0.4) 0%, 
        rgba(37, 99, 235, 0.3) 40%, 
        rgba(15, 23, 42, 0.2) 70%, 
        transparent 100%);
    opacity: 0.35;
}

body.dark-mode .color-overlay {
    background: radial-gradient(ellipse at center, 
        rgba(59, 130, 246, 0.08) 0%, 
        rgba(37, 99, 235, 0.05) 30%, 
        rgba(15, 23, 42, 0.03) 60%, 
        transparent 80%);
    animation: colorPulseDark 12s ease-in-out infinite;
}

@keyframes colorPulseDark {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.1; transform: scale(1.05); }
}

body.dark-mode #hero h1 {
    color: var(--color-black);
    text-shadow: 
        0 0 20px rgba(59, 130, 246, 0.3),
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 4px 16px rgba(0, 0, 0, 0.3);
}

body.dark-mode #hero p {
    color: var(--color-black);
    text-shadow: 
        0 2px 8px rgba(59, 130, 246, 0.2),
        0 1px 4px rgba(0, 0, 0, 0.4);
}

/* Dark Mode CTA Button Enhancement */
body.dark-mode .cta-button {
    background: linear-gradient(45deg, 
        rgba(59, 130, 246, 0.9) 0%, 
        rgba(37, 99, 235, 0.8) 50%, 
        rgba(249, 115, 22, 0.8) 100%);
    box-shadow: 
        0 12px 30px rgba(59, 130, 246, 0.3),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.4);
}

body.dark-mode .cta-button:hover {
    background: linear-gradient(45deg, 
        rgba(59, 130, 246, 1) 0%, 
        rgba(37, 99, 235, 0.9) 50%, 
        rgba(249, 115, 22, 0.9) 100%);
    box-shadow: 
        0 16px 40px rgba(59, 130, 246, 0.4),
        0 6px 16px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border-color: rgba(59, 130, 246, 0.6);
}

/* Downloads Section */
.downloads-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(34, 211, 238, 0.08) 50%, rgba(249, 115, 22, 0.08) 100%);
    position: relative;
    overflow: hidden;
}

.downloads-section h2 {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 4vw, 2.75rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--color-black);
    line-height: 1.2;
    letter-spacing: -0.015em;
}

.section-description {
    text-align: center;
    font-size: clamp(1.15rem, 2.8vw, 1.3rem);
    color: var(--color-muted);
    max-width: 600px;
    margin: 0 auto 3.75rem;
    line-height: 1.6;
}

.downloads-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.downloads-info {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    border: 1px solid rgba(203, 213, 225, 0.6);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
    border-color: var(--color-primary);
}

.feature-icon {
    font-size: 2rem;
    min-width: 50px; height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, var(--color-primary), var(--color-accent));
    border-radius: 12px;
    color: var(--color-white);
}

.feature-item h4 {
    font-family: var(--font-heading);
    font-size: clamp(1.15rem, 2.5vw, 1.3rem);
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-black);
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.feature-item p {
    color: var(--color-muted);
    line-height: 1.6;
    font-size: clamp(1rem, 2.2vw, 1.15rem);
}

.downloads-cta {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.downloads-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--color-white);
    color: var(--color-black);
    text-decoration: none;
    padding: 18px 32px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--color-gray);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transform-origin: center;
    will-change: transform, filter, box-shadow;
    letter-spacing: -0.005em;
}

/* Animação de preenchimento horizontal */
.downloads-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transition: width 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s;
    z-index: -1;
    border-radius: inherit;
}

/* Modo escuro - cores diferentes para o preenchimento */
body.dark-mode .downloads-button::before {
    background: linear-gradient(90deg, #60a5fa, #22d3ee);
}

/* Efeito de preenchimento no hover */
.downloads-button:hover::before {
    width: 100%;
}

/* Transição suave da cor do texto - acontece antes do preenchimento */
.downloads-button:hover {
    color: var(--color-white);
    transition: color 0.2s ease;
}

/* Modo escuro - cor do texto no hover */
body.dark-mode .downloads-button:hover {
    color: var(--color-white);
}

/* Modo escuro - efeitos de proximidade */
body.dark-mode .downloads-button.proximity-very-close {
    border-color: #60a5fa;
}

body.dark-mode .downloads-button.proximity-close {
    border-color: rgba(96, 165, 250, 0.5);
}

body.dark-mode .downloads-button.proximity-medium {
    border-color: rgba(96, 165, 250, 0.3);
}

body.dark-mode .downloads-button.proximity-far {
    border-color: rgba(96, 165, 250, 0.2);
}

.downloads-button::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    z-index: -2;
    will-change: width, height, opacity;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.08) 0%, transparent 60%);
    transition-duration: 1s;
}

/* Efeito de brilho quando ativo - mais sutil */
.downloads-button:hover::after {
    width: 200px;
    height: 200px;
    opacity: 0.4;
}

.downloads-button.proximity-very-close::after {
    width: 200px;
    height: 200px;
    opacity: 0.4;
}

.downloads-button.proximity-close::after {
    width: 160px;
    height: 160px;
    opacity: 0.3;
}

.downloads-button.proximity-medium::after {
    width: 120px;
    height: 120px;
    opacity: 0.2;
}

.downloads-button.proximity-far::after {
    width: 80px;
    height: 80px;
    opacity: 0.15;
}

.downloads-button:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: var(--color-primary);
}

/* Efeitos de proximidade para downloads-button */
.downloads-button.proximity-very-close {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: var(--color-primary);
}

.downloads-button.proximity-close {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    border-color: rgba(37, 99, 235, 0.5);
}

.downloads-button.proximity-medium {
    transform: translateY(-0.5px) scale(1.005);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: rgba(37, 99, 235, 0.3);
}

.downloads-button.proximity-far {
    transform: scale(1.002);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border-color: rgba(37, 99, 235, 0.2);
}

.downloads-button svg {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.downloads-button:hover svg {
    transform: translateX(4px);
}

.downloads-button.proximity-very-close svg {
    transform: translateX(4px);
}

.downloads-button.proximity-close svg {
    transform: translateX(2px);
}

.downloads-button.proximity-medium svg {
    transform: translateX(1px);
}

.downloads-button.proximity-far svg {
    transform: translateX(0.5px);
}

.downloads-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.download-preview-card {
    background: var(--color-white);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    overflow: hidden;
    max-width: 400px;
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.3);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.download-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.18);
}

.preview-header {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(34, 211, 238, 0.12));
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.4);
}

.preview-icons {
    display: flex;
    gap: 6px;
}

.preview-icon {
    width: 12px; height: 12px;
    border-radius: 50%;
}

.preview-icon.red { background: var(--color-secondary); }
.preview-icon.yellow { background: var(--color-accent); }
.preview-icon.green { background: var(--color-primary); }

.preview-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-muted);
}

.preview-content {
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.download-status {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: 500;
}

.status-indicator {
    width: 8px; height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.security-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    background: linear-gradient(45deg, var(--color-primary), var(--color-accent));
    color: var(--color-white);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Dark Mode Downloads */
body.dark-mode .downloads-section {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.12) 0%, rgba(56, 189, 248, 0.12) 50%, rgba(15, 23, 42, 0.6) 100%);
}

body.dark-mode .download-preview-card {
    background: rgba(17, 24, 39, 0.9);
    border-color: rgba(148, 163, 184, 0.25);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

body.dark-mode .download-preview-card .preview-content {
    background: rgba(30, 41, 59, 0.85);
}

/* Tools Section */

.benefit-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-black);
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(37, 99, 235, 0.2);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
}

.benefit-badge:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.3);
}

.preview-header {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(34, 211, 238, 0.08));
    padding: 16px 20px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    display: flex;
    align-items: center;
    gap: 12px;
}

.preview-icons {
    display: flex;
    gap: 6px;
}

.preview-icon {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.preview-icon.red {
    background: #ef4444;
}

.preview-icon.yellow {
    background: #f59e0b;
}

.preview-icon.green {
    background: #10b981;
}

.preview-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-black);
}

.preview-content {
    padding: 24px 20px;
}

/* Dark Mode Tools */

body.dark-mode .preview-header {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.2), rgba(56, 189, 248, 0.18));
    border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

body.dark-mode .benefit-badge {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(96, 165, 250, 0.3);
    box-shadow: 0 4px 12px rgba(96, 165, 250, 0.15);
}

body.dark-mode .benefit-badge:hover {
    background: #60a5fa;
    color: var(--color-white);
    box-shadow: 0 6px 16px rgba(96, 165, 250, 0.4);
}

body.dark-mode .feature-item {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(96, 165, 250, 0.25);
}

body.dark-mode .download-preview-card {
    background: var(--color-white);
    border: 1px solid rgba(96, 165, 250, 0.25);
}

body.dark-mode .preview-header {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.2), rgba(56, 189, 248, 0.18));
    border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

/* Placeholder Styles */

.placeholder-content {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: 20px;
    width: 90%;
}

.placeholder-icon {
    width: 80px; height: 80px;
    margin: 0 auto 20px;
    color: var(--color-primary);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.placeholder-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.placeholder-content p {
    font-size: 1rem;
    color: var(--color-muted);
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto;
}

/* Portfolio Placeholders */
.portfolio-placeholder {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
    border: 2px dashed rgba(148, 163, 184, 0.4);
    border-radius: 15px;
    padding: clamp(20px, 4vw, 40px);
    text-align: center;
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 16/9;
    min-height: 200px;
}

.portfolio-grid[data-count="1"] .portfolio-placeholder {
    aspect-ratio: 16/10; min-height: 300px; max-height: 400px;
    padding: clamp(30px, 5vw, 50px);
}

.portfolio-grid[data-count="2"] .portfolio-placeholder {
    aspect-ratio: 4/3; min-height: 250px;
    padding: clamp(25px, 4vw, 45px);
}

.portfolio-grid[data-count="4"] .portfolio-placeholder {
    aspect-ratio: 1/1; min-height: 220px;
}

.portfolio-grid[data-count="5"] .portfolio-placeholder {
    aspect-ratio: 4/3; min-height: 180px;
    padding: clamp(15px, 3vw, 30px);
}

.portfolio-grid[data-count^="1"] .portfolio-placeholder, .portfolio-grid[data-count^="2"] .portfolio-placeholder,
.portfolio-grid[data-count^="3"] .portfolio-placeholder {
    aspect-ratio: 16/9; min-height: 160px;
    padding: clamp(8px, 1.5vw, 15px);
}

.portfolio-placeholder::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
    pointer-events: none;
}

.portfolio-placeholder:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(15, 23, 42, 0.12);
    border-color: rgba(37, 99, 235, 0.6);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 1) 100%);
}

.portfolio-placeholder .placeholder-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.portfolio-placeholder .placeholder-icon {
    width: 60px; height: 60px;
    margin: 0 auto 20px;
    color: var(--color-primary);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.portfolio-placeholder:hover .placeholder-icon {
    opacity: 0.9;
    transform: scale(1.15);
}

.portfolio-placeholder h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.portfolio-placeholder p {
    font-size: 0.95rem;
    color: var(--color-muted);
    line-height: 1.6;
    margin-bottom: 20px;
}

.coming-soon-badge {
    display: inline-block;
    background: linear-gradient(45deg, var(--color-primary), var(--color-accent));
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    animation: pulse 3s ease-in-out infinite;
}

/* Dark Mode Placeholders */

body.dark-mode .portfolio-placeholder {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.95) 100%);
    border-color: rgba(96, 165, 250, 0.3);
}

body.dark-mode .portfolio-placeholder:hover {
    border-color: rgba(96, 165, 250, 0.6);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 1) 100%);
}

/* Translation Animations */
[data-translate] {
    transition: opacity 0.2s ease;
}

.translation-animating [data-translate] {
    opacity: 0.5;
}

.lang-btn {
    transition: opacity 0.2s ease;
}

.lang-btn.switching {
    opacity: 0.7;
}

/* Scroll Progress Indicator */
.scroll-progress-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    z-index: 10000;
    transition: width 0.1s ease;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

/* Page Transitions */

.page-content {
    position: relative;
    width: 100%;
    min-height: 100vh;
    transform: none;
    transition: transform var(--transition-enter, 0.5s) cubic-bezier(0.23, 1, 0.32, 1);
    will-change: auto;
    content-visibility: auto;
}

/* Adaptive timing variables */


.page-content.slide-out-left {
    transform: translateX(-100%) !important;
    will-change: transform;
}

.page-content.slide-out-right {
    transform: translateX(100%) !important;
    will-change: transform;
}

.page-content.slide-in-left {
    transform: translateX(-100%) !important;
    will-change: transform;
    transition: none !important;
}

.page-content.slide-in-right {
    transform: translateX(100%) !important;
    will-change: transform;
    transition: none !important;
}

.page-content.slide-in-center {
    transform: translateX(0) !important;
    will-change: transform;
    transition: transform 0.7s cubic-bezier(0.23, 1, 0.32, 1) !important;
}

.transition-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: var(--color-white);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.23, 1, 0.32, 1), visibility 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    pointer-events: none;
}

.transition-overlay.active {
    opacity: 0.9;
    visibility: visible;
    pointer-events: auto;
}

.transition-loading {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.23, 1, 0.32, 1), visibility 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.transition-loading.active {
    opacity: 1;
    visibility: visible;
}

.transition-spinner {
    width: 50px; height: 50px;
    border: 4px solid rgba(37, 99, 235, 0.2);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

/* Connection quality indicators */
.transition-loading.connection-fast .transition-spinner {
    border-top-color: #10b981; /* Green for fast */
}

.transition-loading.connection-medium .transition-spinner {
    border-top-color: #6366f1; /* Calm indigo for medium */
}

.transition-loading.connection-slow .transition-spinner {
    border-top-color: #8b5cf6; /* Relaxing purple for slow */
}

/* Pulse animation for slow loads */
.transition-loading.pulse .transition-spinner {
    animation: spinPulse 1.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

@keyframes spinPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Timeout message */
.timeout-message {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--color-muted);
    white-space: nowrap;
    animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Error state */
.transition-loading.error .transition-spinner {
    border-color: rgba(148, 163, 184, 0.2);
    border-top-color: #94a3b8;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

body.dark-mode .transition-overlay {
    background: var(--color-white);
}

body.dark-mode .transition-spinner {
    border-color: rgba(96, 165, 250, 0.2);
    border-top-color: #60a5fa;
}

/* Dark mode connection indicators */
body.dark-mode .transition-loading.connection-fast .transition-spinner {
    border-top-color: #34d399; /* Lighter green for dark mode */
}

body.dark-mode .transition-loading.connection-medium .transition-spinner {
    border-top-color: #818cf8; /* Lighter indigo for dark mode */
}

body.dark-mode .transition-loading.connection-slow .transition-spinner {
    border-top-color: #a78bfa; /* Lighter purple for dark mode */
}

body.dark-mode .timeout-message {
    color: var(--color-black);
}

/* Prominent loading state for slow connections */
.transition-loading.prominent {
    transform: translate(-50%, -50%) scale(1.2);
}

.transition-loading.prominent .transition-spinner {
    width: 60px;
    height: 60px;
    border-width: 5px;
    animation: spin 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

.transition-overlay.slow-loading {
    opacity: 0.95;
}

/* Add loading text */
.transition-loading::after {
    content: '';
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--color-muted);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.transition-loading.prominent::after {
    content: 'Carregando...';
    opacity: 1;
}

body.dark-mode .transition-loading.prominent::after {
    color: var(--color-black);
}

/* Dark Mode CTA Animation */
body.dark-mode .cta-button.scrolling {
    background: linear-gradient(45deg, #60a5fa, #22d3ee);
    box-shadow: 0 8px 25px rgba(96, 165, 250, 0.4);
}


body.dark-mode .scroll-progress-indicator {
    background: linear-gradient(90deg, #60a5fa, #22d3ee);
    box-shadow: 0 2px 8px rgba(96, 165, 250, 0.4);
}

/* Responsive Design - Tablet Landscape */
@media (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }
    
    .portfolio-grid[data-count="3"], .portfolio-grid[data-count="4"], .portfolio-grid[data-count="5"],
    .portfolio-grid[data-count="6"] {
        --portfolio-columns: 2; --portfolio-min-width: 300px;
    }
    
    .portfolio-grid[data-count="5"] .portfolio-item:nth-child(5) {
        grid-column: 1 / -1;
        max-width: 400px;
        justify-self: center;
    }
    
    .benefit-item {
        padding: 35px 18px;
    }
    
    .testimonial-card {
        width: 85%;
        max-width: 380px;
        padding: 35px 25px;
    }
    
    .benefits-grid {
        gap: 30px;
    }
    
    .downloads-content {
        gap: 60px;
    }
}

/* Tablet Portrait */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    /* Hero Section Mobile */
    #hero {
        min-height: 100vh;
        padding: 20px 0;
    }
    
    .hero-content {
        padding: 30px 20px;
        max-width: 100%;
    }
    
    #hero h1 {
        font-size: clamp(2.2rem, 6.5vw, 3rem);
        line-height: 1.1;
        margin-bottom: 1.2rem;
        letter-spacing: -0.02em;
    }
    
    #hero p {
        font-size: clamp(1.1rem, 3.8vw, 1.3rem);
        margin-bottom: 2rem;
        line-height: 1.5;
        max-width: 100%;
    }
    
    .cta-button {
        padding: 14px 28px;
        font-size: 1rem;
        width: 100%;
        max-width: 300px;
        text-align: center;
        display: block;
        margin: 1.5rem auto 0;
    }
    
    /* Sections Mobile */
    section {
        padding: 80px 0;
    }
    
    h2 {
        font-size: clamp(2rem, 5vw, 2.5rem);
        margin-bottom: 2rem;
        line-height: 1.2;
    }
    
    .solutions-intro {
        font-size: clamp(1.1rem, 3vw, 1.25rem);
        margin-bottom: 2.5rem;
        padding: 0 10px;
    }
    
    /* Benefits Grid Mobile */
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        margin: 0 10px;
    }
    
    .benefit-item {
        padding: 30px 20px;
        margin: 0;
        text-align: center;
    }
    
    .benefit-item .icon {
        font-size: 2.8rem;
        margin-bottom: 18px;
    }
    
    .benefit-item h3 {
        font-size: clamp(1.25rem, 3.5vw, 1.4rem);
        margin-bottom: 14px;
        line-height: 1.3;
    }
    
    .benefit-item p {
        font-size: clamp(1rem, 2.5vw, 1.15rem);
        line-height: 1.6;
    }
    
    /* Portfolio Mobile */
    .portfolio-grid {
        grid-template-columns: 1fr !important;
        gap: clamp(25px, 4vw, 35px) !important;
        max-width: 100% !important;
        margin: 0 10px;
    }
    
    .portfolio-item, .portfolio-placeholder {
        aspect-ratio: 16/9 !important;
        min-height: 200px !important;
        max-height: none !important;
        width: 100%;
    }
    
    .portfolio-grid .portfolio-item, .portfolio-grid .portfolio-placeholder {
        grid-column: auto !important;
        max-width: none !important;
        justify-self: stretch !important;
    }
    
    /* Testimonials Mobile */
    .testimonial-carousel-container {
        height: 320px;
        margin-top: 0;
    }
    
    .testimonial-card {
        width: 90%;
        max-width: 350px;
        height: auto;
        min-height: 200px;
        padding: 25px 20px;
        font-size: clamp(0.9rem, 2.5vw, 1rem);
        line-height: 1.6;
        margin: 0 auto;
    }
    
    .testimonial-card h4 {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
        margin-top: 18px;
        line-height: 1.4;
    }
    
    /* Contact Benefits Mobile */
    
    /* Downloads Section Mobile */
    .downloads-section {
        padding: 80px 0;
    }
    
    .downloads-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .downloads-visual {
        order: -1;
    }
    
    .download-preview-card {
        max-width: 300px; /* reduzir tamanho no mobile */
        margin: 0 auto;
        aspect-ratio: 16 / 10; /* manter formato retangular */
    }
    
    /* Ajustes internos do card para reduzir altura no mobile */
    .download-preview-card .preview-header {
        padding: 12px 14px;
    }
    .download-preview-card .preview-title {
        font-size: 0.85rem;
    }
    .download-preview-card .preview-content {
        padding: 16px 14px;
        gap: 12px;
    }
    .download-preview-card .download-status {
        font-size: 0.85rem;
    }
    .download-preview-card .badge {
        padding: 3px 6px;
        font-size: 0.7rem;
    }
    
    /* Tools Section Mobile */
    
    .feature-item {
        text-align: left;
        padding: 18px;
    }
    
    .feature-item h4 {
        font-size: clamp(1.1rem, 2.8vw, 1.25rem);
    }
    
    .feature-item p {
        font-size: clamp(0.95rem, 2.2vw, 1.1rem);
    }
    
    /* Language Switcher Mobile */
    .language-switcher {
        top: 15px;
        right: 60px;
        gap: 4px;
    }
    
    .lang-btn {
        padding: 6px 10px;
        font-size: 0.85rem;
    }
    
    /* Dark Mode Toggle Mobile */
    .dark-mode-toggle {
        top: 15px;
        right: 15px;
        width: 36px;
        height: 36px;
    }
    
    /* FAQ Mobile */
    .faq-question {
        padding: 18px 16px;
        font-size: clamp(0.95rem, 2.5vw, 1.05rem);
    }
    
    .faq-answer p {
        padding: 0 16px 18px 16px;
        font-size: clamp(0.9rem, 2.2vw, 1rem);
    }
    
    /* Placeholders Mobile */
    .placeholder-content h3 {
        font-size: clamp(1.1rem, 3vw, 1.3rem);
    }
    
    .placeholder-content p {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
    }
    
    .placeholder-icon {
        width: 60px;
        height: 60px;
    }
    
    .portfolio-placeholder {
        padding: 25px 15px;
        min-height: 200px;
    }
    
    .portfolio-placeholder .placeholder-icon {
        width: 50px;
        height: 50px;
    }
    
    .portfolio-placeholder h3 {
        font-size: clamp(1rem, 2.8vw, 1.2rem);
    }
    
    .portfolio-placeholder p {
        font-size: clamp(0.85rem, 2.2vw, 0.95rem);
    }
    
    .coming-soon-badge {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}

/* Mobile Small Devices */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    /* Hero Section Small Mobile */
    #hero {
        min-height: 100vh;
        padding: 15px 0;
    }
    
    .hero-content {
        padding: 25px 15px;
    }
    
    #hero h1 {
        font-size: clamp(1.8rem, 7.5vw, 2.2rem);
        line-height: 1.1;
        margin-bottom: 1rem;
        letter-spacing: -0.02em;
    }
    
    #hero p {
        font-size: clamp(0.95rem, 4.2vw, 1.1rem);
        margin-bottom: 1.5rem;
        line-height: 1.5;
    }
    
    .cta-button {
        padding: 12px 20px;
        font-size: 0.9rem;
        width: 100%;
        max-width: 280px;
        margin: 1.2rem auto 0;
    }
    
    /* Sections Small Mobile */
    section {
        padding: 60px 0;
    }
    
    h2 {
        font-size: clamp(1.8rem, 6vw, 2.2rem);
        margin-bottom: 1.5rem;
    }
    
    .solutions-intro {
        font-size: clamp(1rem, 3.5vw, 1.15rem);
        margin-bottom: 2rem;
        padding: 0 5px;
    }
    
    /* Benefits Grid Small Mobile */
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin: 0 5px;
    }
    
    .benefit-item {
        padding: 25px 15px;
        margin: 0;
    }
    
    .benefit-item .icon {
        font-size: 2.5rem;
        margin-bottom: 15px;
    }
    
    .benefit-item h3 {
        font-size: clamp(1.2rem, 4vw, 1.35rem);
        margin-bottom: 12px;
        line-height: 1.4;
    }
    
    .benefit-item p {
        font-size: clamp(0.95rem, 2.8vw, 1.1rem);
        line-height: 1.6;
    }
    
    /* Portfolio Small Mobile */
    .portfolio-grid {
        gap: clamp(20px, 3vw, 25px) !important;
        margin: 0 5px;
    }
    
    .portfolio-item, .portfolio-placeholder {
        min-height: 180px !important;
    }
    
    /* Testimonials Small Mobile */
    .testimonial-carousel-container {
        height: 280px;
    }
    
    .testimonial-card {
        width: 95%;
        max-width: 320px;
        min-height: 180px;
        padding: 20px 15px;
        font-size: clamp(0.85rem, 2.8vw, 0.95rem);
    }
    
    .testimonial-card h4 {
        font-size: clamp(0.85rem, 2.8vw, 0.95rem);
        margin-top: 15px;
        line-height: 1.4;
    }
    
    /* Contact Benefits Small Mobile */
    
    /* Downloads Section Small Mobile */
    .downloads-section {
        padding: 60px 0;
    }
    
    .download-preview-card {
        max-width: 260px; /* reduzir tamanho adicional em telas pequenas */
        aspect-ratio: 16 / 10; /* manter formato retangular */
    }
    .download-preview-card .preview-header {
        padding: 10px 12px;
    }
    .download-preview-card .preview-title {
        font-size: 0.8rem;
    }
    .download-preview-card .preview-content {
        padding: 14px 12px;
        gap: 10px;
    }
    .download-preview-card .download-status {
        font-size: 0.8rem;
    }
    .download-preview-card .badge {
        padding: 3px 6px;
        font-size: 0.65rem;
    }
    
    /* Tools Section Small Mobile */
    
    .feature-item {
        padding: 15px;
    }
    
    .feature-item h4 {
        font-size: clamp(1rem, 3vw, 1.15rem);
    }
    
    .feature-item p {
        font-size: clamp(0.9rem, 2.5vw, 1.05rem);
    }
    
    /* Language Switcher Small Mobile */
    .language-switcher {
        top: 12px;
        right: 50px;
        gap: 3px;
    }
    
    .lang-btn {
        padding: 5px 8px;
        font-size: 0.8rem;
    }
    
    /* Dark Mode Toggle Small Mobile */
    .dark-mode-toggle {
        top: 12px;
        right: 12px;
        width: 32px;
        height: 32px;
    }
    
    /* FAQ Small Mobile */
    .faq-question {
        padding: 16px 14px;
        font-size: clamp(0.9rem, 2.8vw, 1rem);
    }
    
    .faq-answer p {
        padding: 0 14px 16px 14px;
        font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    }
    
    /* Placeholders Small Mobile */
    .placeholder-content h3 {
        font-size: clamp(1rem, 3.5vw, 1.2rem);
    }
    
    .placeholder-content p {
        font-size: clamp(0.85rem, 2.8vw, 0.95rem);
    }
    
    .placeholder-icon {
        width: 50px;
        height: 50px;
    }
    
    .portfolio-placeholder {
        padding: 20px 12px;
        min-height: 180px;
    }
    
    .portfolio-placeholder .placeholder-icon {
        width: 45px;
        height: 45px;
    }
    
    .portfolio-placeholder h3 {
        font-size: clamp(0.95rem, 3vw, 1.1rem);
    }
    
    .portfolio-placeholder p {
        font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    }
    
    .coming-soon-badge {
        font-size: 0.75rem;
        padding: 5px 10px;
    }
    
    /* WhatsApp Button Small Mobile */
    .whatsapp-button {
        padding: 14px 20px;
        font-size: 0.9rem;
        width: 100%;
        max-width: 280px;
        margin: 1.2rem auto 0;
    }
    
    /* Downloads Button Small Mobile */
    .downloads-button {
        padding: 14px 20px;
        font-size: 0.9rem;
        width: 100%;
        max-width: 280px;
    }
}

/* Extra Small Mobile Devices */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }
    
    /* Hero Section Extra Small */
    #hero {
        padding: 10px 0;
    }
    
    .hero-content {
        padding: 20px 12px;
    }
    
    #hero h1 {
        font-size: clamp(1.6rem, 8vw, 2rem);
        line-height: 1.1;
        margin-bottom: 0.8rem;
    }
    
    #hero p {
        font-size: clamp(0.9rem, 4.5vw, 1.05rem);
        margin-bottom: 1.2rem;
    }
    
    .cta-button {
        padding: 10px 16px;
        font-size: 0.85rem;
        max-width: 260px;
    }
    
    /* Sections Extra Small */
    section {
        padding: 50px 0;
    }
    
    h2 {
        font-size: clamp(1.6rem, 6.5vw, 2rem);
        margin-bottom: 1.2rem;
    }
    
    .solutions-intro {
        font-size: clamp(0.95rem, 3.8vw, 1.1rem);
        margin-bottom: 1.5rem;
        padding: 0;
    }
    
    /* Benefits Grid Extra Small */
    .benefits-grid {
        gap: 15px;
        margin: 0;
    }
    
    .benefit-item {
        padding: 20px 12px;
    }
    
    .benefit-item .icon {
        font-size: 2.2rem;
        margin-bottom: 12px;
    }
    
    .benefit-item h3 {
        font-size: clamp(1.1rem, 4.2vw, 1.3rem);
        margin-bottom: 10px;
    }
    
    .benefit-item p {
        font-size: clamp(0.9rem, 3vw, 1.05rem);
    }
    
    /* Portfolio Extra Small */
    .portfolio-grid {
        gap: clamp(15px, 2.5vw, 20px) !important;
        margin: 0;
    }
    
    .portfolio-item, .portfolio-placeholder {
        min-height: 160px !important;
    }
    
    /* Testimonials Extra Small */
    .testimonial-carousel-container {
        height: 260px;
    }
    
    .testimonial-card {
        width: 98%;
        max-width: 300px;
        min-height: 160px;
        padding: 18px 12px;
        font-size: clamp(0.8rem, 3vw, 0.9rem);
    }
    
    .testimonial-card h4 {
        font-size: clamp(0.8rem, 3vw, 0.9rem);
        margin-top: 12px;
    }
    
    /* Contact Benefits Extra Small */
    
    /* Downloads Section Extra Small */
    .downloads-section {
        padding: 50px 0;
    }
    
    .download-preview-card {
        max-width: 240px; /* reduzir ainda mais em telas muito pequenas */
        aspect-ratio: 16 / 10; /* manter formato retangular */
    }
    /* Opcional: reduzir elementos visuais para poupar altura */
    .download-preview-card .security-badges {
        display: none;
    }
    
    /* Tools Section Extra Small */
    
    .feature-item {
        padding: 12px;
    }
    
    .feature-item h4 {
        font-size: clamp(0.95rem, 3.2vw, 1.1rem);
    }
    
    .feature-item p {
        font-size: clamp(0.85rem, 2.8vw, 1rem);
    }
    
    /* Language Switcher Extra Small */
    .language-switcher {
        top: 10px;
        right: 45px;
        gap: 2px;
    }
    
    .lang-btn {
        padding: 4px 6px;
        font-size: 0.75rem;
    }
    
    /* Dark Mode Toggle Extra Small */
    .dark-mode-toggle {
        top: 10px;
        right: 10px;
        width: 28px;
        height: 28px;
    }
    
    /* FAQ Extra Small */
    .faq-question {
        padding: 14px 12px;
        font-size: clamp(0.85rem, 3vw, 0.95rem);
    }
    
    .faq-answer p {
        padding: 0 12px 14px 12px;
        font-size: clamp(0.8rem, 2.8vw, 0.9rem);
    }
    
    /* Placeholders Extra Small */
    .placeholder-content h3 {
        font-size: clamp(0.95rem, 3.8vw, 1.15rem);
    }
    
    .placeholder-content p {
        font-size: clamp(0.8rem, 3vw, 0.9rem);
    }
    
    .placeholder-icon {
        width: 45px;
        height: 45px;
    }
    
    .portfolio-placeholder {
        padding: 18px 10px;
        min-height: 160px;
    }
    
    .portfolio-placeholder .placeholder-icon {
        width: 40px;
        height: 40px;
    }
    
    .portfolio-placeholder h3 {
        font-size: clamp(0.9rem, 3.2vw, 1.05rem);
    }
    
    .portfolio-placeholder p {
        font-size: clamp(0.75rem, 2.8vw, 0.85rem);
    }
    
    .coming-soon-badge {
        font-size: 0.7rem;
        padding: 4px 8px;
    }
    
    /* Buttons Extra Small */
    .whatsapp-button {
        padding: 12px 16px;
        font-size: 0.85rem;
        max-width: 260px;
    }
    
    .downloads-button {
        padding: 12px 16px;
        font-size: 0.85rem;
        max-width: 260px;
    }
}

/* Focus Management */
.portfolio-item:focus {
    outline: 2px solid var(--color-black);
    outline-offset: 2px;
}

/* Mobile Performance Optimizations */
@media (max-width: 768px) {
    /* Reduce animations on mobile for better performance */
    .floating-particles {
        display: none; /* Hide particles on mobile for better performance */
    }
    
    .color-overlay {
        animation: none; /* Disable color overlay animation on mobile */
    }
    
    body::after {
        animation: none; /* Disable grid animation on mobile */
    }
    
    /* Optimize transforms for mobile */
    .portfolio-item:hover {
        transform: translateY(-5px) scale(1.02); /* Reduced transform on mobile */
    }
    
    .benefit-item:hover {
        transform: translateY(-5px); /* Reduced transform on mobile */
    }
    
    /* Reduce shadow complexity on mobile */
    .portfolio-item {
        box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08); /* Simpler shadow */
    }
    
    .portfolio-item:hover {
        box-shadow: 0 15px 30px rgba(15, 23, 42, 0.12); /* Simpler hover shadow */
    }
    
    .benefit-item {
        box-shadow: 0 6px 15px rgba(15, 23, 42, 0.06); /* Simpler shadow */
    }
    
    .benefit-item:hover {
        box-shadow: 0 12px 25px rgba(15, 23, 42, 0.1); /* Simpler hover shadow */
    }
    
    /* Optimize video player for mobile */
    .video-destaque-wrapper:hover {
        transform: scale(1.02); /* Reduced transform on mobile */
    }
    
    /* Reduce backdrop-filter usage on mobile for better performance */
    .back-home-btn {
        backdrop-filter: none;
        background: rgba(255, 255, 255, 0.95);
    }
    
    .lang-btn {
        backdrop-filter: none;
        background: rgba(255, 255, 255, 0.9);
    }
}

/* Extra Small Mobile Performance */
@media (max-width: 480px) {
    /* Further reduce animations on very small screens */
    .portfolio-item, .portfolio-placeholder {
        animation: portfolioFadeInReduced 0.3s ease forwards;
    }
    
    /* Disable complex hover effects on very small screens */
    .portfolio-item:hover {
        transform: none;
        box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
    }
    
    .benefit-item:hover {
        transform: none;
        box-shadow: 0 6px 15px rgba(15, 23, 42, 0.06);
    }
    
    /* Simplify button animations */
    .cta-button:hover {
        transform: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }
    
    .downloads-button:hover {
        transform: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }
    
    .whatsapp-button:hover {
        transform: none;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .portfolio-item, .portfolio-placeholder {
        animation: portfolioFadeInReduced 0.3s ease forwards;
    }
    
    [data-translate], .lang-btn {
        transition: none;
    }
    
    .page-content {
        transition: opacity 0.3s ease !important;
        transform: none !important;
    }
    
    .page-content.slide-out-left, .page-content.slide-out-right {
        opacity: 0;
        transform: none !important;
    }
    
    .page-content.slide-in-left, .page-content.slide-in-right {
        opacity: 0;
        transform: none !important;
    }
    
    .page-content.slide-in-center {
        opacity: 1;
        transform: none !important;
    }
    
    /* CTA Animation Reduced Motion */
    .cta-button.scrolling {
        transform: none !important;
        animation: none !important;
    }
    
    .cta-button.scrolling::before {
        animation: none !important;
    }
    
    
    .scroll-progress-indicator {
        transition: none !important;
    }
}

@keyframes portfolioFadeInReduced {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

/* Mobile Device Optimizations - Applied via JavaScript detection */
.is-mobile-device .floating-particles,
.is-mobile-device .color-overlay,
.is-mobile-device .wave-overlay {
    display: none !important;
}

.is-mobile-device .portfolio-item:hover,
.is-mobile-device .benefit-item:hover,
.is-mobile-device .feature-card:hover {
    transform: none;
}

/* Performance: Use CSS containment on mobile */
.is-mobile-device .portfolio-item,
.is-mobile-device .benefit-item,
.is-mobile-device .testimonial-card {
    contain: layout style paint;
}

.is-mobile-device section {
    contain: layout style;
}

/* Reduced animations for low-end devices */
.reduce-animations * {
    /* Keep transitions short but avoid forcing extremely small animation durations
       which can make some effects appear sped-up on mobile (bug). */
    animation-duration: 0.3s !important;
    transition-duration: 0.3s !important;
}

/* Ensure heavy components and their children stop animations entirely
   when the optimization mode is active. This prevents child animations
   (e.g. playhead, frames, nodes) from being forced to a very small
   duration by the generic rule above. */
.reduce-animations .video-chip,
.reduce-animations .testimonial-card,
.reduce-animations .timeline-item,
.reduce-animations .video-chip *,
.reduce-animations .video-chip::before,
.reduce-animations .video-chip::after,
.reduce-animations .video-chip *::before,
.reduce-animations .video-chip *::after {
    /* Reduce (slow down) animations instead of disabling them entirely.
       Use longer durations so small original durations (e.g. 2s) become
       slower on low-end/mobile devices and avoid the 'sped-up' bug. */
    animation-duration: 6s !important;
    transition-duration: 0.28s !important;
    animation-timing-function: ease-in-out !important;
    animation-iteration-count: infinite !important;
    animation-play-state: running !important;
}

/* Improve scrolling performance on mobile */
.is-mobile-device .portfolio-grid,
.is-mobile-device .benefits-grid {
    will-change: auto;
}

/* Very Small Mobile (320px and below) */
@media (max-width: 320px) {
    .container { padding: 0 0.5rem; }
    .hero-content h1 { font-size: clamp(1.2rem, 7vw, 1.6rem); }
    .hero-content p { font-size: clamp(0.75rem, 4vw, 0.85rem); }
    .cta-button, .downloads-button, .whatsapp-button { 
        padding: 0.5rem 0.8rem; 
        font-size: 0.75rem; 
        min-height: 40px;
    }
    .section h2 { font-size: clamp(1.1rem, 6vw, 1.4rem); }
    .section p { font-size: clamp(0.75rem, 3.5vw, 0.85rem); }
    .benefit-item h3 { font-size: clamp(0.8rem, 4vw, 0.9rem); }
    .benefit-item p { font-size: clamp(0.7rem, 3vw, 0.75rem); }
    .portfolio-item h3 { font-size: clamp(0.8rem, 4vw, 0.9rem); }
    .portfolio-item p { font-size: clamp(0.7rem, 3vw, 0.75rem); }
    .testimonial-card { padding: 0.75rem; }
    .testimonial-card p { font-size: clamp(0.75rem, 3.5vw, 0.85rem); }
    .downloads-content { gap: 0.75rem; }
    .downloads-visual { min-height: 180px; }
    .downloads-button { padding: 0.5rem 0.8rem; font-size: 0.75rem; }
    .whatsapp-button { padding: 0.5rem 0.8rem; font-size: 0.75rem; }
    .faq-question { padding: 0.5rem; font-size: clamp(0.75rem, 3.5vw, 0.85rem); }
    .faq-answer { padding: 0 0.5rem 0.5rem; font-size: clamp(0.7rem, 3vw, 0.75rem); }
    .back-home-btn { padding: 0.4rem 0.6rem; font-size: 0.7rem; }
    .lang-btn { padding: 0.3rem 0.5rem; font-size: 0.65rem; }
    .dark-mode-toggle { width: 32px; height: 32px; }
    .dark-mode-toggle svg { width: 16px; height: 16px; }
    
    /* Ensure minimum touch targets even on very small screens */
    .cta-button, .downloads-button, .whatsapp-button, .download-btn, .lang-btn, .dark-mode-toggle {
        min-height: 40px;
        min-width: 40px;
    }
}
/* === Redesigned Final CTA (Overrides & New Styles) === */
.cta-header {
    max-width: 900px;
    margin: 0 auto 28px;
}

.cta-subtitle {
    margin-top: 8px;
}

.cta-benefits {
    display: block;
    margin: 24px auto 14px;
    max-width: 1200px;
}

.cta-actions {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}



@media (max-width: 1024px) {
    .cta-benefits { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .cta-benefits { grid-template-columns: 1fr; }
    .cta-header { margin-bottom: 20px; }
    
    /* Final CTA mobile optimization */
    #final-cta .features-grid {
        flex-direction: column;
        gap: 16px;
        padding: 0 10px;
    }
    
    #final-cta .feature-card {
        max-width: 100%;
        flex: 1 1 100%;
        padding: 20px;
    }
    
    #final-cta .card-content h3 {
        font-size: clamp(1.1rem, 3.5vw, 1.25rem);
    }
    
    #final-cta .card-content p {
        font-size: clamp(0.95rem, 2.8vw, 1.05rem);
    }
}

@media (max-width: 768px) {
    #final-cta {
        padding: 60px 0;
    }
    
    #final-cta .features-grid {
        gap: 14px;
        padding: 0 15px;
    }
    
    #final-cta .feature-card {
        flex: 1 1 calc(50% - 7px);
        max-width: calc(50% - 7px);
        min-width: 150px;
    }
}

@media (max-width: 480px) {
    #final-cta {
        padding: 50px 0;
    }
    
    #final-cta .card-content h3 {
        font-size: clamp(1rem, 3.8vw, 1.15rem);
        margin-bottom: 6px;
    }
    
    #final-cta .card-content p {
        font-size: clamp(0.9rem, 3vw, 1rem);
    }
    
    #final-cta .feature-card {
        padding: 16px;
    }
}

/* Dark mode harmonization */
body.dark-mode #final-cta {
    background: linear-gradient(135deg,
        rgba(96, 165, 250, 0.12) 0%,
        rgba(56, 189, 248, 0.10) 40%,
        rgba(15, 23, 42, 0.6) 100%);
}


body.dark-mode .cta-secondary { color: var(--color-muted); }

/* Interactive Cards (Final CTA) */
#final-cta .interactive-features-section {
    --color-card-bg: #ffffff;
    --color-text-heading: #1a202c;
    --color-text-body: #4a5568;
    --color-shadow: rgba(0, 0, 0, 0.05);
    --gradient-1: linear-gradient(135deg, #667eea, #764ba2);
    --gradient-2: linear-gradient(135deg, #4facfe, #00f2fe);
    --gradient-3: linear-gradient(135deg, #fa709a, #fee140);
    --gradient-4: linear-gradient(135deg, #ff9a9e, #fecfef);
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}

#final-cta .features-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    align-items: stretch;
}

#final-cta .feature-card {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    padding: 16px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 4px 12px var(--color-shadow);
    transform-style: preserve-3d;
    transition: all 0.2s ease-out;
    opacity: 0;
    transform: translateY(20px);
    visibility: hidden;
    flex: 1 0 220px;
    max-width: 260px;
}

#final-cta .feature-card.is-visible {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

#final-cta .features-grid .feature-card:nth-child(1).is-visible { transition-delay: 0.1s; }
#final-cta .features-grid .feature-card:nth-child(2).is-visible { transition-delay: 0.2s; }
#final-cta .features-grid .feature-card:nth-child(3).is-visible { transition-delay: 0.3s; }
#final-cta .features-grid .feature-card:nth-child(4).is-visible { transition-delay: 0.4s; }

#final-cta .card-icon {
    display: none;
}

#final-cta .card-icon.icon-1 { background: var(--gradient-1); }
#final-cta .card-icon.icon-2 { background: var(--gradient-2); }
#final-cta .card-icon.icon-3 { background: var(--gradient-3); }
#final-cta .card-icon.icon-4 { background: var(--gradient-4); }

#final-cta .card-icon svg {
    width: 24px;
    height: 24px;
}

#final-cta .card-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 8px;
    transform: translateZ(30px);
}

#final-cta .card-content p {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--color-text-body);
    transform: translateZ(20px);
}

/* Dark mode adjustments for cards */
body.dark-mode #final-cta .feature-card {
    background-color: var(--color-light-gray);
    border-color: rgba(148, 163, 184, 0.25);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
}

body.dark-mode #final-cta .card-content h3 { color: var(--color-black); }
body.dark-mode #final-cta .card-content p { color: var(--color-muted); }
/* Blog utility classes - moved from inline styles for CSP compliance */
.blog-no-posts {
  text-align: center;
  color: #666;
  font-style: italic;
}

body.dark-mode .blog-no-posts {
  color: #94a3b8;
}