/* 
    Unodev - Design System & Styles
    Primary Color: #0066FF (Electric Blue)
    Background: #0a0a0a
    Typography: Syne (Headings), Inter (Body)
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Sora:wght@600;700&display=swap');

:root {
    --bg-color: #0a0a0a;
    --bg-accent: #111111;
    --primary: #0066FF;
    --primary-glow: rgba(0, 102, 255, 0.4);
    --text-main: #F8F9FA;
    --text-muted: #A0A0A0;
    --glass: rgba(10, 10, 10, 0.7);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 5.5rem;
    --header-shrink: 4rem;
}

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

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Utilities */
.text-gradient {
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-padding {
    padding: 6rem 0;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    display: flex;
    align-items: center;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

header.scrolled {
    height: var(--header-shrink);
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-symbol {
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.logo-symbol svg {
    width: 24px;
    height: 24px;
}

.logo span.blue-v {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

.mobile-menu-btn {
    display: none;
    cursor: pointer;
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, #0d1a33 0%, #0a0a0a 70%);
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.btn-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    box-shadow: 0 0 20px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-outline:hover {
    border-color: var(--primary);
    background-color: rgba(0, 102, 255, 0.05);
}

/* Contexto */
.contexto {
    background-color: var(--bg-accent);
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.contexto-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    border-left: 3px solid var(--primary);
    padding: 2rem 3rem;
    background: linear-gradient(90deg, rgba(0, 102, 255, 0.03) 0%, transparent 100%);
}

.contexto h2 {
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.contexto p {
    font-size: 1.15rem;
    color: var(--text-muted);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--bg-accent);
    padding: 3rem 2rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.service-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
    transform: translateY(-5px);
}

.service-card svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
}

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

.service-card p {
    color: var(--text-muted);
}

/* Cases */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.case-card {
    position: relative;
    background: var(--bg-accent);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.case-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 25px var(--primary-glow);
}

.case-img {
    width: 100%;
    aspect-ratio: 16/9;
    background: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.case-info {
    padding: 2rem;
}

.case-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.case-info h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.case-info p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.case-result {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Sobre */
.sobre-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.sobre-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.sobre-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.sobre-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

/* Como Trabalhamos */
.trabalho-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.trabalho-card {
    background: var(--bg-accent);
    padding: 2.5rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.trabalho-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
}

.trabalho-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Contato */
.cta-final {
    background: linear-gradient(135deg, var(--bg-accent) 0%, #050a14 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-final::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--primary);
    filter: blur(150px);
    opacity: 0.1;
    top: -150px;
    right: -150px;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-final h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.cta-final p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.cta-info {
    margin-top: 2rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer-nav ul {
    display: flex;
    gap: 2rem;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.partner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.partner a {
    color: var(--text-main);
    font-weight: 600;
}

/* Mobile Responsive */
@media (max-width: 992px) {
    .sobre-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 4rem;
    }

    .nav-links {
        display: none; /* Mobile menu logic in JS */
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--bg-color);
        padding: 2rem;
        flex-direction: column;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

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

    .footer-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}