/* ================================
   Reset & Base Styles
   ================================ */

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

:root {
    --color-bg-primary: #0D0D0D;
    --color-bg-secondary: #1A1A1A;
    --color-accent: #FF6600;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #CCCCCC;
    --font-main: 'Poppins', sans-serif;
    --transition-smooth: all 0.3s ease;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ================================
   Navigation
   ================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(255, 102, 0, 0.1);
}

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

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: var(--transition-smooth);
}

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

/* ================================
   Hero Section
   ================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(255, 102, 0, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at bottom, rgba(255, 102, 0, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 102, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 102, 0, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6600, #ff8a1a);
    color: var(--color-text-primary);
    box-shadow: 0 0 26px rgba(255, 102, 0, 0.45);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.35), transparent 60%);
    opacity: 0;
    transition: opacity 0.2s ease-out;
    pointer-events: none;
    mix-blend-mode: screen;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ffffff, #f2f2f2);
    color: var(--color-accent);
    box-shadow: 0 0 34px rgba(255, 102, 0, 0.55);
    transform: translateY(-2px);
}

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

.btn-large {
    padding: 1.2rem 3.1rem;
    font-size: 1.1rem;
}

.btn:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 3px;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--color-accent);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* Fade-in animations */
.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s both;
}

.fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================
   Section Styles
   ================================ */

section {
    padding: 6rem 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

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

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
    font-weight: 300;
}

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

.section-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* ================================
   Sobre Section
   ================================ */

.sobre {
    background-color: var(--color-bg-secondary);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.sobre-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.sobre-text:last-of-type {
    margin-bottom: 2.5rem;
}

.sobre-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3.5rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background-color: rgba(255, 102, 0, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(255, 102, 0, 0.1);
    transition: var(--transition-smooth);
}

.feature-item:hover {
    background-color: rgba(255, 102, 0, 0.1);
    border-color: rgba(255, 102, 0, 0.3);
    transform: translateX(10px);
}

.feature-icon {
    color: var(--color-accent);
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

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

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

.visual-box {
    background-color: var(--color-bg-primary);
    padding: 3rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 102, 0, 0.2);
    box-shadow: 0 0 40px rgba(255, 102, 0, 0.1);
    position: relative;
}

.visual-box::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--color-accent), transparent);
    border-radius: 12px;
    z-index: -1;
    opacity: 0.3;
}

.code-snippet {
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    line-height: 1.8;
}

.code-line {
    display: block;
    color: var(--color-text-secondary);
}

.code-keyword {
    color: #FF6B9D;
}

.code-variable {
    color: #FFA500;
}

.code-function {
    color: #00D9FF;
}

.code-string {
    color: #98C379;
}

/* ================================
   Portfolio Section
   ================================ */

.portfolio {
    background-color: var(--color-bg-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    aspect-ratio: 4/3;
}

.portfolio-image {
    width: 100%;
    height: 100%;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition-smooth);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover {
    transform: scale(1.03);
    transition: var(--transition-smooth);
}

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.portfolio-overlay p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.portfolio-tag {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* ================================
   Servicos Section
   ================================ */

.servicos {
    background-color: var(--color-bg-secondary);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.servico-card {
    background-color: var(--color-bg-primary);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 102, 0, 0.1);
    transition: var(--transition-smooth);
}

.servico-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(255, 102, 0, 0.2);
}

.servico-icon {
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.servico-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.servico-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.servicos-cta {
    text-align: center;
    margin-top: 4rem;
}

/* ================================
   Manifesto Section
   ================================ */

.manifesto {
    background-color: var(--color-bg-primary);
    padding: 8rem 0;
}

.manifesto-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.manifesto-text {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    line-height: 1.4;
    margin-bottom: 2rem;
}

.manifesto-line {
    width: 100px;
    height: 3px;
    background: linear-gradient(to right, transparent, var(--color-accent), transparent);
    margin: 0 auto;
}

/* ================================
   Contato Section
   ================================ */

.contato {
    background-color: var(--color-bg-secondary);
}

.contato-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contato-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-input {
    background-color: var(--color-bg-primary);
    border: 2px solid rgba(255, 102, 0, 0.2);
    border-radius: 4px;
    padding: 1rem 1.5rem;
    color: var(--color-text-primary);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-input::placeholder {
    color: var(--color-text-secondary);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 20px rgba(255, 102, 0, 0.2);
}

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

.contato-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item h4 {
    color: var(--color-accent);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-item p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-link {
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid rgba(255, 102, 0, 0.2);
    border-radius: 50%;
}

.social-link:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
    background-color: rgba(255, 102, 0, 0.1);
    transform: translateY(-5px);
}

/* ================================
   Footer
   ================================ */

.footer {
    background-color: var(--color-bg-primary);
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 102, 0, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    flex-wrap: wrap;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-text p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-column {
    flex: 1;
    min-width: 220px;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.footer-small {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.35rem;
}

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

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

.footer-contact p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-contact a {
    color: var(--color-accent);
    text-decoration: none;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-instagram {
    display: inline-block;
    margin-top: 0.5rem;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 102, 0, 0.4);
    color: var(--color-accent);
    font-size: 0.95rem;
    text-decoration: none;
}

.footer-instagram:hover {
    background-color: rgba(255, 102, 0, 0.1);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 102, 0, 0.1);
    margin-top: 2rem;
    padding-top: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.whatsapp-float {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 1100;
    transition: var(--transition-smooth);
}

.whatsapp-float:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
}

/* ================================
   Maintenance Popup
   ================================ */

.maintenance-popup {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1200;
}

.maintenance-popup.hidden {
    opacity: 0;
    pointer-events: none;
}

.maintenance-popup-content {
    background-color: var(--color-bg-secondary);
    border-radius: 12px;
    padding: 2rem 2.5rem;
    max-width: 420px;
    width: calc(100% - 3rem);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 102, 0, 0.4);
    text-align: left;
}

.maintenance-popup-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.maintenance-popup-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.maintenance-popup-close {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    border: none;
    border-radius: 999px;
    padding: 0.7rem 1.6rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.maintenance-popup-close:hover {
    background-color: var(--color-text-primary);
    color: var(--color-accent);
}

/* ================================
   Responsive Design
   ================================ */

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background-color: var(--color-bg-secondary);
        width: 100%;
        padding: 2rem;
        gap: 1.5rem;
        transition: var(--transition-smooth);
        border-top: 1px solid rgba(255, 102, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .sobre-grid {
        grid-template-columns: 1fr;
    }
    
    .contato-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}