/* --- VARIÁVEIS DE COR ENGAJAÊ --- */
:root {
    --roxo-principal: #7b3fe4;
    --roxo-dark: #5a2bb3;
    --turquesa: #00cec9;
    --amarelo: #f1c40f;
    --bg-site: #f4f7f6;
    --texto-escuro: #1e1b2e;
    --texto-claro: #64748b;
    --branco: #ffffff;
    --gradiente-premium: linear-gradient(135deg, #7b3fe4 0%, #00cec9 100%);
    --sombra-premium: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* --- RESET & BASE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* --- COMPONENTES GLOBAIS --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-weight: 800;
    letter-spacing: -1px;
}

.secao-titulo {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
}

.secao-titulo span {
    background: var(--gradiente-premium);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- BOTÕES PREMIUM --- */
.btn-premium {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-gradiente {
    background: var(--gradiente-premium);
    color: var(--branco);
    box-shadow: 0 10px 20px rgba(123, 63, 228, 0.2);
}

.btn-gradiente:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(123, 63, 228, 0.3);
}

.btn-outline {
    border: 2px solid var(--roxo-principal);
    color: var(--roxo-principal);
}

.btn-outline:hover {
    background: var(--roxo-principal);
    color: var(--branco);
}

/* --- HEADER DINÂMICO --- */
header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

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

.logo img { height: 45px; }

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--texto-escuro);
    font-weight: 600;
    font-size: 0.95rem;
    transition: 0.2s;
}

nav a:hover { color: var(--roxo-principal); }

/* --- CARDS DE PORTFÓLIO & SERVIÇOS --- */
.grid-servicos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.card-premium {
    background: var(--branco);
    padding: 40px;
    border-radius: 25px;
    box-shadow: var(--sombra-premium);
    transition: 0.3s;
    border: 1px solid transparent;
}

.card-premium:hover {
    transform: translateY(-10px);
    border-color: var(--turquesa);
}

.card-premium i {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: var(--gradiente-premium);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- FOOTER --- */
footer {
    background: var(--texto-escuro);
    color: var(--branco);
    padding: 80px 0 40px 0;
    margin-top: 100px;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    margin-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
}

/* --- RESPONSIVIDADE --- */
@media (max-width: 768px) {
    .nav-links { display: none; } /* Precisaremos de um menu hambúrguer JS depois */
    .secao-titulo { font-size: 2rem; }
}