/* Reset and Variables */
:root {
    --bg-color: #05050A;
    --surface-color: rgba(255, 255, 255, 0.03);
    --surface-border: rgba(255, 255, 255, 0.08);
    
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    
    --secondary-color: #e81cff;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-user-select: none; /* Safari */
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE10+/Edge */
    user-select: none; /* Previne seleção e cópia de texto */
}

input, textarea, select {
    -webkit-user-select: auto;
    -moz-user-select: auto;
    -ms-user-select: auto;
    user-select: auto; /* Permite digitar nos forms */
}

/* Typography */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    font-weight: 800;
}

/* Background Gradients & Noise */
.dynamic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    background: radial-gradient(circle at 15% 50%, rgba(79, 70, 229, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 85% 30%, rgba(232, 28, 255, 0.15) 0%, transparent 50%);
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    opacity: 0.4;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.blur-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
}

.blob-1 {
    width: 300px;
    height: 300px;
    background: var(--primary-color);
    top: -10%;
    left: -10%;
    opacity: 0.5;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary-color);
    bottom: -20%;
    right: -10%;
    opacity: 0.4;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-small {
    max-width: 800px;
}

.section-padding {
    padding: 100px 0;
}

.text-center {
    text-align: center;
}

.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-family: var(--font-heading);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    z-index: -1;
    transition: opacity 0.3s;
    opacity: 0;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(232, 28, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--surface-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--surface-color);
    border-color: rgba(255,255,255,0.2);
}

/* Glassmorphism Classes */
.glass-card {
    background: var(--surface-color);
    border: 1px solid var(--surface-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(5, 5, 10, 0.85);
    backdrop-filter: blur(12px);
    padding: 15px 0;
    border-bottom: 1px solid var(--surface-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary-color);
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-list {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-list a:hover {
    color: var(--text-primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    position: absolute;
    transition: var(--transition);
}

.mobile-menu-btn span:nth-child(1) { top: 0; }
.mobile-menu-btn span:nth-child(2) { top: 9px; }
.mobile-menu-btn span:nth-child(3) { top: 18px; }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(79, 70, 229, 0.1);
    border: 1px solid rgba(79, 70, 229, 0.3);
    color: #818cf8;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-title span {
    background: linear-gradient(90deg, #4f46e5, #e81cff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 90%;
}

.hero-cta {
    display: flex;
    gap: 16px;
}

.hero-graphic {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.decorative-card {
    width: 100%;
    max-width: 400px;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    transition: var(--transition);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.card-header {
    background: rgba(0,0,0,0.3);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.dots {
    display: flex;
    gap: 6px;
    margin-right: 15px;
}

.dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.filename {
    font-family: monospace;
    font-size: 0.85rem;
    color: #888;
}

.code-snippet {
    padding: 30px;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
}

.code-line { display: block; }
.c-purple { color: #c678dd; }
.c-blue { color: #61afef; }
.c-green { color: #98c379; }
.c-red { color: #e06c75; }

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 30px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(232, 28, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    background: rgba(255,255,255,0.05);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    overflow: hidden;
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    border-color: rgba(79, 70, 229, 0.4);
}

.portfolio-img {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(79, 70, 229, 0.1));
    border-bottom: 1px solid var(--surface-border);
    position: relative;
    overflow: hidden;
}

.img-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.5;
    transition: var(--transition);
}

.portfolio-item:hover .img-placeholder {
    color: var(--primary-color);
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.05);
}

.portfolio-info {
    padding: 25px;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.portfolio-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.portfolio-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    transition: var(--transition);
}

.portfolio-link:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Differentials */
.diff-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.diff-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.diff-text p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.diff-list {
    list-style: none;
}

.diff-list li {
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.check {
    color: var(--primary-color);
    font-weight: bold;
}

.diff-visual {
    padding: 40px;
}

.diff-visual h3 {
    margin-bottom: 30px;
}

.metric {
    margin-bottom: 24px;
}

.metric-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
}

/* About / CTA box */
.about-box {
    padding: 60px;
    text-align: center;
    background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(79, 70, 229, 0.05));
}

.about-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-info p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Contact Section */
.contact h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.contact p {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.contact-email {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-email:hover {
    color: var(--primary-color);
}

/* Footer */
.footer {
    border-top: 1px solid var(--surface-border);
    padding: 30px 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-delay {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1) 0.2s;
}

.reveal.active, .reveal-delay.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container, .diff-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-description {
        margin: 0 auto 32px auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .diff-list li {
        text-align: left;
    }
    
    .decorative-card {
        margin: 0 auto;
    }
}

@media (max-width: 700px) {
    .btn-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav {
        position: fixed;
        top: 10px;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: rgba(5, 5, 10, 0.95);
        backdrop-filter: blur(20px);
        padding: 100px 40px;
        transition: var(--transition);
        border-left: 1px solid var(--surface-border);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 30px;
    }
    
    .nav-list a {
        font-size: 1.2rem;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg);
        top: 9px;
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg);
        top: 9px;
    }
}

/* Footer Links */
.footer-links {
    margin-bottom: 20px;
}

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

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(5, 5, 10, 0.95);
    border: 1px solid var(--surface-border);
    border-top-color: rgba(79, 70, 229, 0.5);
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
    backdrop-filter: blur(16px);
    padding: 24px;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    z-index: 9999;
    transform: translateY(150%);
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner.hidden {
    display: none;
}

.cookie-banner p {
    font-size: 0.95rem;
    margin: 0;
    color: var(--text-secondary);
}

.cookie-banner a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
}

.cookie-banner a:hover {
    text-decoration: underline;
}

.btn-small {
    padding: 10px 20px;
    font-size: 0.9rem;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .cookie-banner {
        flex-direction: column;
        text-align: center;
        bottom: 15px;
        left: 15px;
        right: 15px;
    }
}

/* Forms (Orcamento Page) */
.form-group {
    margin-bottom: 24px;
    text-align: left;
}
.form-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}
.form-control {
    width: 100%;
    padding: 15px 18px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}
.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
    background: rgba(255, 255, 255, 0.05);
}
.form-control::placeholder {
    color: rgba(255, 255, 255, 0.3);
}
select.form-control {
    appearance: none;
    /* Basic custom arrow */
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23ADB5BD%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    background-size: 14px auto;
    padding-right: 48px;
}
select.form-control option {
    background-color: var(--bg-color); /* To make options readable in native OS select menus */
    color: var(--text-primary);
}
textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* WhatsApp Float Button */
.typing-indicator {
    position: absolute;
    top: -12px;
    left: -15px;
    background-color: #ffffff;
    padding: 6px 12px;
    border-radius: 15px;
    border-bottom-right-radius: 3px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 10001;
}
.typing-indicator span {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: #25d366;
    border-radius: 50%;
    animation: typeBounce 1.4s infinite ease-in-out;
}
.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }
@keyframes typeBounce {
    0%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-5px); }
}

.whatsapp-float {
    position: fixed;
    width: 65px;
    height: 65px;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: 10000;
    transition: var(--transition);
}
.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 12px 35px rgba(37, 211, 102, 0.6);
    color: #FFF;
}
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    .whatsapp-float svg {
        width: 30px;
        height: 30px;
    }
}