/* =========================================
   1. VARIÁVEIS BASE E PROPORÇÕES EXATAS
   ========================================= */
:root {
    --bg-color: #0b1f52;
    --neon-accent: #58ffe6;
    --neon-solid: #03de74;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(88, 255, 230, 0.15);
    
    /* Variáveis Responsivas (Mobile First) */
    --gap: 16px; 
    --nav-height: 64px;
}

@media (min-width: 768px) {
    :root {
        /* No Desktop o respiro fica maior, mas se mantém idêntico em todas as direções */
        --gap: 24px;
        --nav-height: 65px;
    }
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-color);
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    
    /* A SOLUÇÃO: Flexbox obriga as ilhas a respeitarem a matemática vertical */
    display: flex;
    flex-direction: column;
}

.bg-main {
    background-color: #050a15 !important;
    background: radial-gradient(circle at 50% 50%, #0b1f52 0%, #06112e 100%);
}

/* =========================================
   2. MATEMÁTICA DAS ILHAS FLUTUANTES
   ========================================= */
.layout-wrapper {
    /* Padding global que define a distância das ilhas para as bordas da tela */
    padding: var(--gap);
}

.navbar-island {
    top: var(--gap) !important;
    left: var(--gap) !important;
    right: var(--gap) !important;
    width: auto !important;
    background: rgba(11, 31, 82, 0.25) !important; 
    border-color: rgba(255,255,255,0.05); 
    z-index: 1030;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.main-content-island {
    /* Inicia exatamente --gap pixels abaixo da Navbar */
    margin-top: calc(var(--nav-height) + var(--gap));
    
    /* Garante a distância exata de --gap pixels para o Footer */
    margin-bottom: var(--gap);
    
    /* Preenche qualquer espaço vazio na tela, empurrando o Footer sempre para baixo */
    flex-grow: 1;
}

.footer-island {
    margin-top: 0;
    /* Impede que o Footer seja espremido */
    flex-shrink: 0;
}

/* =========================================
   3. PAINÉIS DE VIDRO (GLASSMORPHISM)
   ========================================= */
.glass-panel {
    background: linear-gradient(135deg, rgba(11, 31, 82, 0.4), rgba(5, 10, 20, 0.6));
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(3, 222, 116, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* =========================================
   4. BOTÕES E COMPONENTES
   ========================================= */
.btn-custom {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    border-radius: 8px;
    background: transparent;
    color: #ffffff;
    transition: all 0.3s ease;
    cursor: pointer;
    text-transform: uppercase;
}

.btn-custom.btn-neon {
    background: linear-gradient(45deg, var(--neon-solid), var(--neon-accent));
    color: #050a15;
    border: none;
    font-weight: 800;
}

.btn-custom.btn-neon:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 30px rgba(88, 255, 230, 0.6);
    background: linear-gradient(45deg, var(--neon-solid), var(--neon-accent));
    color: #050a15;
}

.btn-custom.btn-outline-neon {
    border: 2px solid var(--neon-accent);
    color: var(--neon-accent);
}

.btn-custom.btn-outline-neon:hover {
    background-color: var(--neon-accent);
    color: #050a15;
    box-shadow: 0 0 15px var(--neon-accent);
}

/* =========================================
   5. TIPOGRAFIA E LOGOS
   ========================================= */
.text-glow { text-shadow: 0 0 10px rgba(88, 255, 230, 0.3); }

.text-glow-hero { 
    color: #ffffff; 
    text-shadow: 0 0 20px rgba(88, 255, 230, 0.3), 0 0 40px rgba(88, 255, 230, 0.1); 
    font-weight: 900; 
}
.accent-text { color: var(--neon-accent); }

.logo-nav, .logo-footer {
    height: 40px; 
    transition: height 0.3s ease;
}

@media (max-width: 768px) {
    .logo-nav { height: 35px; }
}

/* =========================================
   6. ANIMAÇÃO DO MENU HAMBÚRGUER (X)
   ========================================= */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-up { opacity: 0; animation: fadeInUp 1s ease-out forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

.custom-toggler { 
    border: none; 
    background: transparent;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 32px;
    height: 22px;
    padding: 0;
    cursor: pointer;
}
.custom-toggler:focus { outline: none; box-shadow: none; }

.custom-toggler .toggler-line { 
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--neon-accent);
    border-radius: 3px;
    transition: all 0.3s ease-in-out; 
    transform-origin: center;
}

.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(1) { transform: translateY(9.5px) rotate(45deg); }
.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(2) { opacity: 0; }
.custom-toggler[aria-expanded="true"] .toggler-line:nth-child(3) { transform: translateY(-9.5px) rotate(-45deg); }

/* =========================================
   7. HERO SECTION E CARDS
   ========================================= */
.hero-section {
    position: relative;
    /* Ajuste central para a Hero Section usando as mesmas variáveis */
    min-height: calc(100vh - var(--nav-height) - (var(--gap) * 4));
    display: flex;
    align-items: center;
    background: radial-gradient(circle at 50% 30%, rgba(3, 222, 116, 0.08) 0%, transparent 60%);
    padding: 2rem 0; 
}

.feature-card {
    padding: 2.5rem 1.5rem;
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    height: 100%;
    transition: all 0.4s ease;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.05), transparent);
    transform: skewX(-25deg);
    transition: all 0.7s ease;
}
.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-solid);
    box-shadow: 0 10px 30px rgba(3, 222, 116, 0.15);
}
.feature-card:hover::before { left: 150%; }

.icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(3, 222, 116, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border: 1px solid var(--glass-border);
    font-size: 2rem;
    color: var(--neon-accent);
}