/* ==========================================================================
   VARIÁVEIS CSS & DESIGN SYSTEM
   ========================================================================== */
   :root {
    /* Cores principais */
    --color-bg: #0A0A0F;
    --color-bg-light: #12121A;
    --color-bg-card: #1C1C26;
    
    --color-primary: #2563EB;
    --color-primary-hover: #1D4ED8;
    --color-accent: #22D3EE;
    
    --color-text: #E5E7EB;
    --color-text-muted: #9CA3AF;
    --color-white: #FFFFFF;
    
    /* Tipografia */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transições & Sombras */
    --transition: all 0.3s ease;
    --glow: 0 0 20px rgba(37, 99, 235, 0.2);
    --border-radius: 8px;
    --border-light: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   RESET & ESTILOS GLOBAIS
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Compensa o header fixo */
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Background Grid (Efeito de malha sutil) */
.background-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    pointer-events: none;
}

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

.section {
    padding: 100px 0;
}

.bg-darker {
    background-color: var(--color-bg-light);
    border-top: var(--border-light);
    border-bottom: var(--border-light);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-inline: auto;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-white);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

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

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* ==========================================================================
   BOTÕES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

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

.btn--primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 25px rgba(37, 99, 235, 0.4);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-primary);
}

.btn--secondary:hover {
    background-color: rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.btn--full {
    width: 100%;
}

/* ==========================================================================
   HEADER / NAVBAR
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: var(--border-light);
    z-index: 100;
    padding: 16px 0;
    transition: var(--transition);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

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

.header__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
}

.header__nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header__nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: var(--transition);
    position: relative;
}

.header__nav-link:hover, .header__nav-link.active {
    color: var(--color-white);
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.header__nav-link:hover::after, .header__nav-link.active::after {
    width: 100%;
}

.header__menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 101;
}

.header__menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-white);
    position: absolute;
    left: 0;
    transition: var(--transition);
}

.header__menu-btn span:nth-child(1) { top: 0; }
.header__menu-btn span:nth-child(2) { top: 11px; }
.header__menu-btn span:nth-child(3) { top: 22px; }

.header__menu-btn.open span:nth-child(1) {
    top: 11px;
    transform: rotate(45deg);
}

.header__menu-btn.open span:nth-child(2) {
    opacity: 0;
}

.header__menu-btn.open span:nth-child(3) {
    top: 11px;
    transform: rotate(-45deg);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px; /* Espaço para o header */
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, rgba(10,10,15,0) 70%);
    z-index: -1;
}

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

.hero__content {
    max-width: 540px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: 24px;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: 16px;
}

.hero__visual {
    position: relative;
    width: 100%;
}

.hero__illustration {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(37, 99, 235, 0.15));
}

/* Animações específicas do Hero */
.float-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* ==========================================================================
   MÉTRICAS
   ========================================================================== */
.metrics {
    padding: 60px 0;
}

.metrics__container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.metric__number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-white);
    display: inline-block;
}

.metric__suffix {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-accent);
    font-weight: 700;
}

.metric__label {
    color: var(--color-text-muted);
    font-weight: 500;
    margin-top: 8px;
}

/* ==========================================================================
   SERVIÇOS
   ========================================================================== */
.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    background-color: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
    padding: 32px;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.service-card__icon {
    width: 48px;
    height: 48px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-card__title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-white);
    margin-bottom: 12px;
}

.service-card__desc {
    color: var(--color-text-muted);
    margin-bottom: 24px;
    font-size: 0.95rem;
    flex-grow: 1;
}

.service-card__list {
    margin-top: auto;
}

.service-card__list li {
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-card__list li::before {
    content: "✓";
    color: var(--color-accent);
    font-weight: bold;
}

/* ==========================================================================
   PROCESSO (COMO TRABALHAMOS)
   ========================================================================== */
.process__timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

/* Linha conectora */
.process__timeline::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary) 0%, rgba(37,99,235,0.1) 100%);
    z-index: 0;
}

@media (max-width: 768px) {
    .process__timeline::before {
        display: none;
    }
}

.process__step {
    background-color: var(--color-bg);
    border: var(--border-light);
    border-radius: var(--border-radius);
    padding: 24px;
    position: relative;
    z-index: 1;
}

.process__step-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: rgba(255,255,255,0.1);
    margin-bottom: 16px;
}

.process__step-title {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.process__step-desc {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   SOBRE NÓS
   ========================================================================== */
.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__content p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.about__list {
    margin-top: 32px;
}

.about__list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-weight: 500;
    color: var(--color-white);
}

.code-window {
    background-color: var(--color-bg-card);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.code-window__header {
    background-color: rgba(0,0,0,0.2);
    padding: 12px 16px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.dot--red { background-color: #FF5F56; }
.dot--yellow { background-color: #FFBD2E; }
.dot--green { background-color: #27C93F; }

.code-window__body {
    padding: 24px;
    overflow-x: auto;
}

.code-window__body pre {
    font-family: 'Fira Code', monospace, sans-serif;
    font-size: 0.9rem;
    line-height: 1.5;
}

.keyword { color: #FF7B72; }
.variable { color: #79C0FF; }
.property { color: #D2A8FF; }
.string { color: #A5D6FF; }
.function { color: #D2A8FF; }

/* ==========================================================================
   DEPOIMENTOS
   ========================================================================== */
.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: var(--color-bg);
    border: var(--border-light);
    border-radius: var(--border-radius);
    padding: 32px;
}

.testimonial-card__header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-white);
    font-family: var(--font-heading);
}

.testimonial-card__name {
    color: var(--color-white);
    font-weight: 600;
}

.testimonial-card__role {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.testimonial-card__text {
    font-style: italic;
    color: var(--color-text-muted);
}

/* ==========================================================================
   CONTATO
   ========================================================================== */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact__desc {
    color: var(--color-text-muted);
    margin-bottom: 40px;
}

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

.contact__item {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-white);
    font-weight: 500;
}

.contact__form-wrapper {
    background-color: var(--color-bg-card);
    padding: 40px;
    border-radius: var(--border-radius);
    border: var(--border-light);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background-color: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    color: var(--color-white);
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: rgba(255,255,255,0.05);
}

.error-msg {
    color: #EF4444;
    font-size: 0.8rem;
    margin-top: 4px;
    display: none;
}

.form-group.invalid input,
.form-group.invalid textarea {
    border-color: #EF4444;
}

.form-group.invalid .error-msg {
    display: block;
}

.form-success {
    margin-top: 16px;
    padding: 12px;
    background-color: rgba(16, 185, 129, 0.1);
    color: #10B981;
    border-radius: 6px;
    text-align: center;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.hidden {
    display: none !important;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background-color: var(--color-bg-light);
    border-top: var(--border-light);
    padding-top: 60px;
}

.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer__desc {
    color: var(--color-text-muted);
    margin: 20px 0;
    max-width: 300px;
    font-size: 0.95rem;
}

.footer__socials {
    display: flex;
    gap: 16px;
}

.footer__socials a {
    color: var(--color-text-muted);
    transition: var(--transition);
}

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

.footer__title {
    color: var(--color-white);
    font-family: var(--font-heading);
    margin-bottom: 24px;
}

.footer__links ul li {
    margin-bottom: 12px;
}

.footer__links ul li a {
    color: var(--color-text-muted);
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer__links ul li a:hover {
    color: var(--color-accent);
}

.footer__bottom {
    border-top: var(--border-light);
    padding: 24px 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
}

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

/* ==========================================================================
   ANIMAÇÕES & SCROLL REVEAL
   ========================================================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

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

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Classes para Intersection Observer */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* ==========================================================================
   CHATBOT WIDGET
   ========================================================================== */
.chatbot {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1000;
    font-family: var(--font-body);
}

.chatbot__toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.chatbot__toggle:hover {
    transform: scale(1.05);
    background-color: var(--color-primary-hover);
}

.chatbot__window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background-color: var(--color-bg-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom right;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
}

.chatbot__window.hidden {
    transform: scale(0);
    opacity: 0;
    pointer-events: none;
}

.chatbot__header {
    background-color: var(--color-bg-light);
    padding: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot__header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chatbot__avatar {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot__name {
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 600;
}

.chatbot__status {
    color: #10B981;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
}
.chatbot__status::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: #10B981;
    border-radius: 50%;
}

.chatbot__messages {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Custom Scrollbar pro Chat */
.chatbot__messages::-webkit-scrollbar { width: 6px; }
.chatbot__messages::-webkit-scrollbar-track { background: transparent; }
.chatbot__messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 10px; }

.chat-msg {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.4;
    animation: fadeIn 0.3s ease;
}

.chat-msg--bot {
    background-color: rgba(255,255,255,0.05);
    color: var(--color-text);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-msg--user {
    background-color: var(--color-primary);
    color: var(--color-white);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.quick-reply-btn {
    background-color: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-accent);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
}

.quick-reply-btn:hover {
    background-color: rgba(37, 99, 235, 0.1);
}

.chatbot__input-area {
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    gap: 8px;
    background-color: var(--color-bg-light);
}

.chatbot__input-area input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
}

.chatbot__input-area input:focus {
    outline: none;
}

.chatbot__input-area button {
    background: transparent;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.chatbot__input-area button:hover {
    color: var(--color-accent);
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 12px;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background-color: var(--color-text-muted);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

/* ==========================================================================
   RESPONSIVIDADE (MOBILE FIRST APPROACH)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero__title { font-size: 3rem; }
    .hero__container, .about__container, .contact__container {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    
    .header__menu-btn { display: block; }
    
    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: var(--color-bg);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: right 0.4s ease;
    }
    
    .header__nav.open { right: 0; }
    
    .header__nav-list {
        flex-direction: column;
        font-size: 1.5rem;
    }
    
    .hero__container, .about__container, .contact__container {
        grid-template-columns: 1fr;
    }
    
    .hero__content {
        text-align: center;
        margin: 0 auto;
    }
    
    .hero__actions {
        justify-content: center;
    }
    
    .hero__title { font-size: 2.5rem; }
    
    .metrics__container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process__timeline {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer__container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer__socials {
        justify-content: center;
    }
    
    .footer__bottom .container {
        flex-direction: column;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .hero__title { font-size: 2rem; }
    .hero__actions { flex-direction: column; }
    .btn { width: 100%; }
    
    .metrics__container { grid-template-columns: 1fr; }
    
    .chatbot__window {
        width: calc(100vw - 32px);
        right: 16px;
        bottom: 90px;
    }
}