/* ========== RESET & BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'DM Sans', 'Segoe UI', sans-serif;
}

html { scroll-behavior: smooth; }

:root {
    --primaria:   #4f46e5;
    --secundaria: #7c3aed;
    --escuro:     #0f172a;
    --maisEscuro: #0a0f1c;
    --claro:      #e2e8f0;
    --vidro:      rgba(255, 255, 255, 0.1);
}

body {
    background-color: var(--escuro);
    color: var(--claro);
    overflow-x: hidden;
}

/* ========== BACKGROUND ========== */
.particulas {
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 60% 50% at 5% 15%,  rgba(79,70,229,0.35) 0%, transparent 60%),
        radial-gradient(ellipse 55% 45% at 95% 85%, rgba(124,58,237,0.35) 0%, transparent 60%),
        var(--maisEscuro);
    pointer-events: none;
}

.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: -1;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 200px;
    pointer-events: none;
}

/* ========== NAVBAR ========== */
.navegacao {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.1rem 2.5rem;
    background: rgba(15,23,42,0.82);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: padding 0.3s ease, background 0.3s ease;
}
.navegacao.scrolled {
    padding: 0.7rem 2.5rem;
    background: rgba(10,15,28,0.96);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--claro);
    text-decoration: none;
    letter-spacing: -0.5px;
}
.logo-bracket { color: var(--primaria); }
.logo-dot     { color: var(--secundaria); }

.menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}
.menu-link {
    text-decoration: none;
    color: rgba(226,232,240,0.75);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.4rem 0;
    transition: color 0.3s;
}
.menu-link::after {
    content: '';
    height: 2px;
    width: 0;
    position: absolute;
    bottom: 0; left: 0;
    background: linear-gradient(90deg, var(--primaria), var(--secundaria));
    transition: width 0.4s ease;
}
.menu-link:hover { color: #fff; }
.menu-link:hover::after,
.nav-item.active .menu-link::after { width: 100%; }
.nav-item.active .menu-link { color: #fff; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--claro);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== HERO ========== */
.cabecalho {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 5rem;
    position: relative;
}

.hero-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}
.orb-1 {
    width: 500px; height: 500px;
    background: rgba(79,70,229,0.18);
    top: -100px; left: -150px;
}
.orb-2 {
    width: 400px; height: 400px;
    background: rgba(124,58,237,0.18);
    bottom: 0; right: -100px;
}

.scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.45;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: fadeInUp 1.2s 1s both;
}
.scroll-mouse {
    width: 22px; height: 36px;
    border: 2px solid var(--claro);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 5px;
}
.scroll-wheel {
    width: 4px; height: 8px;
    background: var(--claro);
    border-radius: 2px;
    animation: scrollWheel 1.8s ease infinite;
}
@keyframes scrollWheel {
    0%   { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

/* ========== SECTION HEADER ========== */
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}
.section-tag {
    font-size: 0.8rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--primaria);
    font-weight: 600;
    display: block;
    margin-bottom: 0.6rem;
    font-family: 'DM Sans', monospace;
}

/* ========== SOBRE ========== */
.sobre { padding: 7rem 2rem; }

.sobre-titulo {
    font-family: 'Syne', sans-serif;
    font-size: 2.8rem;
    color: var(--claro);
    text-align: center;
    margin-bottom: 0;
    font-weight: 800;
}

.sobre-caixa {
    padding: 2.5rem;
    max-width: 920px;
    margin: 0 auto;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,0.04);
    display: flex;
    gap: 3rem;
    align-items: flex-start;
}

.sobre-avatar-col {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.sobre-img-wrap {
    position: relative;
    width: 140px; height: 140px;
}
.sobre-img {
    width: 140px; height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primaria);
}
.sobre-img-glow {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(79,70,229,0.3), transparent 70%);
    pointer-events: none;
}
.sobre-badges {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
}
.badge {
    font-size: 0.72rem;
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
}
.badge-open {
    background: rgba(34,197,94,0.15);
    border-color: rgba(34,197,94,0.35);
    color: #4ade80;
}

.sobre-texto-col { flex: 1; }
.sobre-paragrafo {
    font-size: 1.02rem;
    line-height: 1.85;
    color: rgba(226,232,240,0.82);
}

.sobre-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 1.8rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.07);
}
.stat { text-align: center; }
.stat-num {
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primaria), var(--secundaria));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 0.78rem;
    color: rgba(226,232,240,0.5);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.stat-divider {
    width: 1px; height: 36px;
    background: rgba(255,255,255,0.1);
}

/* ========== PROJETOS ========== */
.projetos { padding: 7rem 2rem; }

.projetos-titulo {
    font-family: 'Syne', sans-serif;
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 0;
    font-weight: 800;
    color: var(--claro);
}

.projetos-caixa {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.75rem;
    max-width: 1200px;
    margin: 0 auto;
}

.link-projeto { text-decoration: none; color: inherit; display: block; }

.projetos-card {
    background: rgba(255,255,255,0.04);
    border-radius: 18px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.08);
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.25,0.8,0.25,1), box-shadow 0.4s ease;
    display: flex;
    flex-direction: column;
}
.projetos-card:hover {
    box-shadow: 0 24px 48px rgba(79,70,229,0.22), 0 0 0 1px rgba(79,70,229,0.3);
    transform: translateY(-10px);
}

.card-img-wrap {
    position: relative;
    overflow: hidden;
}
.projetos-imagem {
    height: 205px;
    width: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.projetos-card:hover .projetos-imagem { transform: scale(1.08); }

.card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,15,28,0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.35s ease;
}
.projetos-card:hover .card-overlay { opacity: 1; }

.overlay-btn {
    background: linear-gradient(135deg, var(--primaria), var(--secundaria));
    color: #fff;
    padding: 0.65rem 1.4rem;
    border-radius: 999px;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transform: translateY(8px);
    transition: transform 0.3s ease 0.05s;
}
.projetos-card:hover .overlay-btn { transform: translateY(0); }

.card-tag {
    position: absolute;
    top: 0.75rem; right: 0.75rem;
    background: rgba(10,15,28,0.85);
    border: 1px solid rgba(79,70,229,0.4);
    color: rgba(226,232,240,0.8);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    text-transform: uppercase;
}

.caixa-textos-projeto {
    padding: 1.4rem 1.5rem 1.2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.info-projetos {
    margin-bottom: 0.45rem;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: 'Syne', sans-serif;
    color: var(--claro);
}
.paragrafo-projetos {
    color: rgba(226,232,240,0.6);
    line-height: 1.55;
    font-size: 0.87rem;
    flex: 1;
}
.projeto-links {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.icone-projeto {
    font-size: 1.4rem;
    color: rgba(226,232,240,0.65);
    background: rgba(255,255,255,0.05);
    padding: 0.55rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: inline-flex;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.06);
}
.icone-projeto:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 18px rgba(79,70,229,0.4);
    color: #fff;
    background: linear-gradient(135deg, var(--primaria), var(--secundaria));
    border-color: transparent;
}

/* ========== CONTATOS ========== */
.contatos { padding: 7rem 2rem; }

.contatos-titulo {
    font-family: 'Syne', sans-serif;
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 0;
    font-weight: 800;
    color: var(--claro);
}

.contato-wrap {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 2.5rem;
    align-items: start;
}
.contato-info {}
.contato-desc {
    font-size: 1rem;
    line-height: 1.75;
    color: rgba(226,232,240,0.7);
    margin-bottom: 2rem;
}
.contato-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.contato-link-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.04);
    text-decoration: none;
    color: var(--claro);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}
.contato-link-item:hover {
    border-color: rgba(79,70,229,0.5);
    background: rgba(79,70,229,0.1);
    transform: translateX(4px);
}
.contato-link-item .ri-arrow-right-up-line { margin-left: auto; opacity: 0.4; font-size: 1rem; }
.contato-link-icon {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--primaria), var(--secundaria));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.form-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(226,232,240,0.5);
    margin-bottom: 0.5rem;
}

.formulario-contato {
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(5px);
    padding: 2rem;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
}
.campo-form {
    width: 100%;
    padding: 0.9rem 1rem;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    color: var(--claro);
    border: 1px solid rgba(255,255,255,0.1);
    outline: none;
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.campo-form::placeholder { color: rgba(226,232,240,0.3); }
.campo-form:focus {
    border-color: var(--secundaria);
    box-shadow: 0 0 0 3px rgba(79,70,229,0.15);
}
.grupo-form { margin-bottom: 1.25rem; }

.botao-form {
    color: #fff;
    background: linear-gradient(135deg, var(--primaria), var(--secundaria));
    padding: 0.95rem 2rem;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.95rem;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease;
    position: relative;
    overflow: hidden;
}
.botao-form::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    opacity: 0;
    transition: opacity 0.3s;
}
.botao-form:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(79,70,229,0.45); }
.botao-form:hover::before { opacity: 1; }
.botao-form:active { transform: translateY(0); }

/* ========== ANIMAÇÃO FLUTUAÇÃO ========== */
@keyframes flutuar {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-14px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========== RESPONSIVO ========== */
@media (max-width: 900px) {
    .sobre-caixa {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .sobre-stats { justify-content: center; }
    .contato-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-logo { font-size: 1.1rem; }
    .hamburger { display: flex; }
    .menu {
        position: fixed;
        top: 0; right: -100%;
        height: 100vh;
        width: 75%;
        max-width: 300px;
        background: rgba(10,15,28,0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        transition: right 0.35s cubic-bezier(0.25,0.8,0.25,1);
        border-left: 1px solid rgba(255,255,255,0.08);
        z-index: 99;
    }
    .menu.open { right: 0; }
    .menu-link { font-size: 1.15rem; }
    .sobre-titulo, .projetos-titulo, .contatos-titulo { font-size: 2.1rem; }
    .projetos-caixa { grid-template-columns: 1fr; }
    .sobre-caixa { padding: 1.75rem; }
    .formulario-contato { padding: 1.5rem; }
}

@media (max-width: 480px) {
    .navegacao { padding: 0.9rem 1.25rem; }
    .sobre-titulo, .projetos-titulo, .contatos-titulo { font-size: 1.8rem; }
    .card { width: 310px; padding: 1.5rem 2rem 4rem; }
}