@charset "UTF-8";

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

/* ===== RESET ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===== DESIGN TOKENS ===== */
:root {
    --bg-primary:    #080c10;
    --bg-secondary:  #0e1117;
    --bg-card:       #111820;
    --bg-glass:      rgba(14, 17, 23, 0.75);

    --cyan:          #00ffff;
    --cyan-dim:      rgba(0, 255, 255, 0.12);
    --cyan-glow:     0 0 24px rgba(0, 255, 255, 0.35);

    --red:           #ff0000;
    --red-dim:       rgba(255, 0, 0, 0.12);
    --red-glow:      0 0 24px rgba(255, 0, 0, 0.4);

    --dark:          #191919;
    --border:        rgba(0, 255, 255, 0.18);
    --border-red:    rgba(255, 0, 0, 0.25);

    --text-primary:  #e8eaf0;
    --text-secondary:#8892a4;
    --text-muted:    #4a5568;

    --ff-heading: 'Space Grotesk', sans-serif;
    --ff-body:    'Inter', sans-serif;
    --ff-mono:    'JetBrains Mono', monospace;

    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;

    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-h:      72px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 4px; }

/* ===== BASE ===== */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--ff-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.7;
}

a, a:hover, a:visited, a:active { text-decoration: none; }

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

/* ===== GRID BACKGROUND ===== */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* ===== NAVBAR ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.menu-bg {
    height: var(--nav-h);
    background: rgba(8, 12, 16, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.menu-bg.scrolled {
    background: rgba(8, 12, 16, 0.97);
    box-shadow: 0 4px 30px rgba(0, 255, 255, 0.08);
}

.menu {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu_logo {
    width: 56px;
    transition: var(--transition);
    animation: float-logo 3s ease-in-out infinite alternate;
}

.menu_logo:hover { transform: scale(1.1) rotate(-5deg); }

@keyframes float-logo {
    from { transform: translateY(-3px) rotate(-3deg); }
    to   { transform: translateY(3px) rotate(3deg); }
}

.nav_list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav_link, .page {
    font-family: var(--ff-heading);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nav_link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
    transition: var(--transition);
}

.nav_link:hover { color: var(--cyan); }
.nav_link:hover::after { width: 60%; }

.page {
    color: var(--cyan);
    border: 1px solid var(--border);
    background: var(--cyan-dim);
}

.page:hover {
    background: var(--cyan);
    color: var(--bg-primary);
    box-shadow: var(--cyan-glow);
}

/* ===== HAMBURGER ===== */
.hamburger {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--cyan-dim);
    position: relative;
    cursor: pointer;
    display: none;
}

.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    left: 20%;
    width: 60%;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger::before { top: 30%; }
.hamburger::after  { top: 65%; width: 40%; }

#hamburger:checked ~ label .hamburger::before {
    transform: rotate(-45deg);
    top: 48%;
}

#hamburger:checked ~ label .hamburger::after {
    transform: rotate(45deg);
    top: 48%;
    width: 60%;
}

/* ===== MOBILE MENU ===== */
@media screen and (max-width: 768px) {
    .hamburger { display: flex; }

    .nav {
        position: fixed;
        top: var(--nav-h);
        right: 0;
        width: 220px;
        height: calc(100vh - var(--nav-h));
        background: rgba(8, 12, 16, 0.97);
        backdrop-filter: blur(20px);
        border-left: 1px solid var(--border);
        padding: 24px 0;
        transform: translateX(100%);
        transition: var(--transition);
    }

    /* abrir menu via checkbox CSS puro */
    #hamburger:checked ~ .nav { transform: translateX(0); }

    .nav_list { flex-direction: column; gap: 4px; padding: 0 12px; }

    .nav_link, .page { width: 100%; display: block; text-align: center; }
}

/* ===== SCROLL INDICATOR ===== */
.c-indicador {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--red), var(--cyan));
    transform-origin: left;
    animation: scroll-progress 1ms linear;
    animation-timeline: scroll();
    z-index: 101;
    border-radius: 0 2px 2px 0;
    box-shadow: 0 0 8px var(--cyan);
}

@keyframes scroll-progress {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
}

/* ===== HERO SECTION ===== */
.titulo-inicio {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--nav-h) + 40px) 24px 40px;
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    font-family: var(--ff-mono);
    font-size: 0.85rem;
    color: var(--cyan);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 20px;
    opacity: 0;
    animation: fade-up 0.8s ease forwards 0.3s;
}

.hero-eyebrow span {
    display: inline-block;
    width: 40px;
    height: 1px;
    background: var(--cyan);
    vertical-align: middle;
    margin: 0 10px;
}

.intro {
    font-family: var(--ff-heading);
    font-weight: 700;
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 30%, var(--cyan) 70%, var(--red) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
    min-height: 1.2em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.7;
    opacity: 0;
    animation: fade-up 0.8s ease forwards 1.5s;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    opacity: 0;
    animation: fade-up 0.8s ease forwards 1.8s;
}

.btn-primary {
    font-family: var(--ff-heading);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 32px;
    background: var(--cyan);
    color: var(--bg-primary);
    border-radius: var(--radius-sm);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: var(--transition);
    box-shadow: var(--cyan-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(0, 255, 255, 0.55);
    color: var(--bg-primary);
}

.btn-secondary {
    font-family: var(--ff-heading);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 32px;
    border: 1px solid var(--border);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: transparent;
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    background: var(--cyan-dim);
}

.logo {
    width: 100px;
    margin: 40px auto 0;
    opacity: 0;
    animation: fade-up 0.8s ease forwards 2s;
    filter: drop-shadow(0 0 16px rgba(0, 255, 255, 0.4));
}

.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0;
    animation: fade-in 0.8s ease forwards 2.5s;
}

.hero-scroll-hint span {
    font-family: var(--ff-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--cyan), transparent);
    animation: scroll-line 1.5s ease-in-out infinite;
}

@keyframes scroll-line {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50%       { opacity: 0.4; transform: scaleY(0.6); }
}

/* ===== SECTION BASE ===== */
section {
    position: relative;
    z-index: 1;
}

.section_titulo {
    font-family: var(--ff-heading);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    text-align: center;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section_titulo .accent { color: var(--cyan); }
.section_titulo .accent-red { color: var(--red); }

.section-label {
    font-family: var(--ff-mono);
    font-size: 0.75rem;
    color: var(--cyan);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 12px;
    display: block;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--red));
    margin: 0 auto 60px;
    border-radius: 2px;
}

/* ===== SOBRE ===== */
.somos {
    padding: 100px 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.somos-c {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 80px;
    align-items: center;
    margin-top: 20px;
}

.somos-c_texto {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.somos-c_texto.visible {
    opacity: 1;
    transform: translateX(0);
}

.somos-c_texto p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    padding: 0;
}

.somos-c_texto p strong { color: var(--cyan); font-weight: 600; }

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
    list-style: none;
}

.skills-list li {
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    color: var(--cyan);
    background: var(--cyan-dim);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 100px;
    letter-spacing: 0.05em;
    transition: var(--transition);
}

.skills-list li:hover {
    background: var(--cyan);
    color: var(--bg-primary);
    box-shadow: var(--cyan-glow);
}

.somos-c_img {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease 0.2s, transform 0.7s ease 0.2s;
    display: flex;
    justify-content: center;
}

.somos-c_img.visible {
    opacity: 1;
    transform: translateX(0);
}

.somos-c_img img {
    width: 340px;
    animation: float-img 4s ease-in-out infinite alternate;
    filter: drop-shadow(0 0 30px rgba(0, 255, 255, 0.2));
}

@keyframes float-img {
    from { transform: translateY(-8px) rotate(-2deg); }
    to   { transform: translateY(8px) rotate(2deg); }
}

/* ===== SERVIÇOS ===== */
.servicos {
    padding: 100px 24px;
    background: linear-gradient(180deg, transparent, rgba(0,255,255,0.03), transparent);
}

.servicos-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--red));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
    border-color: var(--cyan);
    box-shadow: var(--cyan-glow), inset 0 0 30px var(--cyan-dim);
    transform: translateY(-6px);
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: block;
}

.service-card h3 {
    font-family: var(--ff-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    padding: 0;
    margin: 0;
}

/* ===== EXEMPLOS ===== */
.exemplos {
    padding: 100px 24px;
}

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

.exemplos-intro {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.project-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    text-align: left;
}

.project-link-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    opacity: 0;
    transform: translateY(20px);
}

.project-link-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-link-card:hover {
    border-color: var(--cyan);
    box-shadow: var(--cyan-glow);
    transform: translateY(-4px);
}

.project-link-card span {
    font-family: var(--ff-heading);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.project-link-card .arrow {
    color: var(--cyan);
    font-size: 1.4rem;
    transition: var(--transition);
}

.project-link-card:hover .arrow { transform: translateX(4px); }

.exemplos-cta {
    margin-top: 40px;
}

/* ===== CONTATO ===== */
.contato {
    padding: 100px 24px;
    background: linear-gradient(180deg, transparent, rgba(255,0,0,0.03), transparent);
}

.contato-inner {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contato-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.contato-wraper {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contato-c {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.botao {
    width: 70px;
    height: 70px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.botao.visible { opacity: 1; transform: translateY(0); }

.botao img { width: 36px; height: 36px; object-fit: contain; }

.box-whats:hover  { border-color: #25d366; box-shadow: 0 0 20px rgba(37, 211, 102, 0.4); transform: translateY(-6px) scale(1.05); }
.box-linkedin:hover { border-color: #0a66c2; box-shadow: 0 0 20px rgba(10, 102, 194, 0.4); transform: translateY(-6px) scale(1.05); }
.box-github:hover  { border-color: #ffffff; box-shadow: 0 0 20px rgba(255, 255, 255, 0.2); transform: translateY(-6px) scale(1.05); }
.box-email:hover   { border-color: var(--red); box-shadow: var(--red-glow); transform: translateY(-6px) scale(1.05); }

/* ===== BACK TO TOP ===== */
.icone {
    display: none;
}

@media (max-width: 980px) {
    .icone {
        display: flex;
        justify-content: center;
        padding: 24px 0;
        z-index: 1;
        position: relative;
    }

    #icon {
        font-size: 2.5rem;
        color: var(--cyan);
        transition: var(--transition);
    }

    #icon:hover {
        color: var(--red);
        text-shadow: var(--red-glow);
    }
}

/* ===== FOOTER ===== */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 24px;
    text-align: center;
    position: relative;
    z-index: 1;
}

footer p {
    font-family: var(--ff-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

footer p span { color: var(--cyan); }

/* ===== REVEAL ON SCROLL ===== */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}
.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease 0.2s, transform 0.7s ease 0.2s;
}
.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== ANIMATIONS ===== */
@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .somos-c {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .skills-list { justify-content: center; }
    .somos-c_img { order: -1; }
    .somos-c_img img { width: 240px; }
}

@media (max-width: 550px) {
    .hero-cta-group { flex-direction: column; align-items: center; }
    .btn-primary, .btn-secondary { width: 100%; max-width: 280px; text-align: center; }
    .contato-c { gap: 12px; }
    .botao { width: 60px; height: 60px; }
}