:root {
    --primary-dark: #0f172a;
    --primary: #1e40af;
    --primary-light: #3b82f6;
    
    --accent: #c2410c;
    --accent-vivid: #f97316;
    
    --bg-body: #f8fafc;
    --surface: #ffffff;
    
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.85);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.95);
    
    --nav-glass: rgba(255, 255, 255, 0.82);
    
    --blur-sm: 8px;
    --blur-md: 16px;
    --blur-lg: 24px;
    --blur-xl: 40px;
}

* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    -webkit-tap-highlight-color: transparent;
}

html { 
    scroll-behavior: smooth; 
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: 90px;
}

body { 
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', system-ui, sans-serif;
    background-color: var(--bg-body);
    color: var(--primary-dark);
    overflow-x: hidden;
    line-height: 1.6;
    font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
    text-rendering: optimizeLegibility;
}

h1,h2,h3,h4,h5 { 
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', system-ui, sans-serif;
    font-weight: 700; 
    color: var(--primary-dark); 
    letter-spacing: -0.03em;
    font-feature-settings: "kern" 1;
}

a { 
    text-decoration: none; 
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

section {
    scroll-margin-top: 90px;
}

.bg-blobs {
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100vh;
    z-index: -1; 
    overflow: hidden; 
    pointer-events: none;
}

.blob {
    position: absolute; 
    filter: blur(var(--blur-xl)); 
    opacity: 0.5; 
    animation: floatBlob 25s infinite alternate ease-in-out;
    will-change: transform;
}

.blob-1 { 
    top: -15%; 
    left: -10%; 
    width: 700px; 
    height: 700px; 
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
}

.blob-2 { 
    bottom: 10%; 
    right: -10%; 
    width: 600px; 
    height: 600px; 
    background: radial-gradient(circle, var(--accent-vivid) 0%, transparent 70%); 
    animation-delay: -8s;
}

.blob-3 { 
    top: 40%; 
    left: 45%; 
    width: 500px; 
    height: 500px; 
    background: radial-gradient(circle, #e0f2fe 0%, transparent 70%); 
    opacity: 0.7; 
    animation-duration: 35s;
    animation-delay: -15s;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1) rotate(0deg); }
    33% { transform: translate(50px, -30px) scale(1.1) rotate(5deg); }
    66% { transform: translate(-30px, 50px) scale(0.95) rotate(-5deg); }
}

.liquid-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-md)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--blur-md)) saturate(180%);
    border: 1px solid var(--glass-border);
    position: relative;
}

.liquid-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--glass-highlight) 50%, 
        transparent 100%);
    opacity: 0.8;
}

.navbar {
    position: fixed; 
    top: 0; 
    left: 0; 
    right: 0; 
    height: 72px; 
    z-index: 1000;
    background: var(--nav-glass);
    backdrop-filter: blur(var(--blur-md)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--blur-md)) saturate(180%);
    border-bottom: 1px solid rgba(255,255,255,0.6);
    box-shadow: 0 1px 0 0 rgba(0,0,0,0.02), 0 4px 20px rgba(0,0,0,0.02);
    display: flex; 
    align-items: center;
}

.container { 
    width: 90%; 
    max-width: 1200px; 
    margin: 0 auto; 
    position: relative;
}

.nav-content { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    width: 100%;
}

.logo { 
    font-size: 1.35rem; 
    font-weight: 800; 
    color: var(--primary); 
    display: flex; 
    align-items: center; 
    gap: 10px;
    letter-spacing: -0.02em;
}

.logo i { 
    color: var(--accent); 
    font-size: 1.2rem; 
    filter: drop-shadow(0 2px 6px rgba(194,65,12,0.25));
}

.nav-links { 
    display: flex; 
    gap: 32px; 
    align-items: center;
}

.nav-links a { 
    color: var(--primary-dark); 
    font-weight: 600; 
    font-size: 0.95rem;
    position: relative;
}

.nav-links a:not(.btn-nav):hover { 
    color: var(--primary);
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-nav):hover::after {
    width: 100%;
}

.btn-nav {
    background: var(--primary); 
    color: white; 
    padding: 10px 24px; 
    border-radius: 50px;
    font-weight: 600; 
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.25);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-nav:hover { 
    background: var(--primary-dark); 
    transform: translateY(-2px); 
    color: white !important;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.35);
}

.mobile-toggle { 
    display: none;
    font-size: 1.4rem; 
    color: var(--primary-dark); 
    cursor: pointer;
    padding: 8px;
    transition: 0.3s;
}

.mobile-toggle:hover {
    color: var(--primary);
}

.hero { 
    padding: 180px 0 100px; 
    text-align: center; 
    position: relative;
}

.badge-hero {
    display: inline-flex; 
    align-items: center; 
    gap: 8px;
    padding: 8px 18px; 
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(var(--blur-sm));
    border: 1px solid rgba(30, 64, 175, 0.12); 
    border-radius: 50px;
    color: var(--primary); 
    font-weight: 600; 
    font-size: 0.9rem;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.04);
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem); 
    line-height: 1.08; 
    margin-bottom: 25px;
    background: linear-gradient(135deg, var(--primary-dark) 30%, var(--primary) 100%);
    -webkit-background-clip: text; 
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

.hero h1 span.highlight {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-vivid) 100%);
    -webkit-background-clip: text; 
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p { 
    font-size: 1.15rem; 
    color: #475569; 
    max-width: 600px; 
    margin: 0 auto 40px;
    font-weight: 500;
}

.hero-btns { 
    display: flex; 
    gap: 16px; 
    justify-content: center; 
    flex-wrap: wrap;
}

.btn-cta {
    padding: 16px 40px; 
    border-radius: 12px; 
    font-weight: 700; 
    font-size: 1.05rem;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-vivid) 100%);
    color: white; 
    border: none; 
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(249, 115, 22, 0.35);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s;
}

.btn-cta:hover::before {
    left: 100%;
}

.btn-cta:hover { 
    transform: translateY(-4px); 
    box-shadow: 0 15px 35px rgba(249, 115, 22, 0.45);
}

.btn-outline {
    padding: 16px 40px; 
    border-radius: 12px; 
    font-weight: 700; 
    font-size: 1.05rem;
    background: rgba(255,255,255,0.6); 
    color: var(--primary-dark);
    border: 1px solid rgba(30, 64, 175, 0.2); 
    backdrop-filter: blur(var(--blur-sm));
}

.btn-outline:hover { 
    background: white; 
    border-color: var(--primary); 
    color: var(--primary);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-md)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--blur-md)) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--glass-shadow);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative; 
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255,255,255,0.9) 50%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.glass-card:hover::before {
    opacity: 1;
}

.glass-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px -10px rgba(30, 64, 175, 0.12);
    border-color: rgba(59, 130, 246, 0.3);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 15px;
    letter-spacing: -0.04em;
}

.section-header p {
    font-size: 1.1rem;
    color: #64748b;
    font-weight: 500;
}

#planos { 
    padding: 100px 0;
}

.grid-planos { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); 
    gap: 30px; 
    margin-top: 50px;
}

.plano-destaque {
    border: 2px solid var(--accent);
    background: linear-gradient(180deg, 
        rgba(255,255,255,0.95) 0%, 
        rgba(255,247,237,0.92) 100%);
    transform: scale(1.02);
}

.tag-destaque {
    position: absolute; 
    top: 0; 
    right: 0; 
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-vivid) 100%);
    color: white;
    padding: 8px 20px; 
    font-size: 0.75rem; 
    font-weight: 800; 
    border-bottom-left-radius: 20px;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(194, 65, 12, 0.3);
}

.plano-header-inner { 
    text-align: center; 
    border-bottom: 1px solid rgba(0,0,0,0.06); 
    padding-bottom: 25px; 
    margin-bottom: 25px;
}

.plano-icon { 
    font-size: 2.8rem; 
    color: var(--primary); 
    margin-bottom: 15px; 
    display: inline-block;
    transition: 0.3s;
}

.glass-card:hover .plano-icon {
    transform: scale(1.1) rotate(5deg);
}

.plano-price { 
    font-size: 3.2rem; 
    font-weight: 800; 
    color: var(--primary-dark);
    letter-spacing: -0.03em;
}

.plano-price span { 
    font-size: 1rem; 
    color: #64748b; 
    font-weight: 500;
}

.plano-lista { 
    list-style: none;
    padding: 0;
}

.plano-lista li { 
    margin-bottom: 16px; 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    color: #334155; 
    font-weight: 500;
}

.plano-lista i { 
    color: var(--accent); 
    font-size: 1.1rem;
    flex-shrink: 0;
}

#tecnologia {
    padding: 100px 0;
}

.stack-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); 
    gap: 20px; 
    margin-top: 40px;
}

.tech-card {
    text-align: center; 
    padding: 30px 20px;
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center;
}

.tech-card i { 
    font-size: 2.5rem; 
    margin-bottom: 18px; 
    color: var(--primary); 
    transition: all 0.3s ease;
}

.tech-card:hover i { 
    transform: scale(1.15) rotate(-5deg); 
    color: var(--accent);
}

.tech-card h4 { 
    font-size: 1.05rem; 
    margin-bottom: 8px;
    font-weight: 700;
}

.tech-card p { 
    font-size: 0.9rem; 
    color: #64748b;
    font-weight: 500;
}

.cpanel-card {
    grid-column: span 2; 
    background: linear-gradient(135deg, #ff6c2c 0%, #e05a20 100%);
    color: white !important;
    border: none;
    box-shadow: 0 15px 40px rgba(255, 108, 44, 0.35);
}

.cpanel-card::before {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255,255,255,0.15) 50%, 
        transparent 100%);
}

.cpanel-card i { 
    color: white !important; 
    font-size: 3.5rem;
}

.cpanel-card:hover i {
    transform: scale(1.1);
    color: white !important;
}

.cpanel-card h4 { 
    color: white !important; 
    font-size: 1.3rem;
}

.cpanel-card p { 
    color: rgba(255,255,255,0.95);
}

#faq { 
    padding: 100px 0;
}

.faq-container { 
    max-width: 900px; 
    margin: 50px auto 0;
}

.faq-categoria {
    margin-bottom: 50px;
}

.faq-categoria-titulo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 25px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(30, 64, 175, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-categoria-titulo i {
    font-size: 1.3rem;
}

details {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(var(--blur-sm));
    border: 1px solid rgba(0,0,0,0.06); 
    border-radius: 16px; 
    margin-bottom: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02); 
    overflow: hidden; 
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

details[open] { 
    border-color: var(--primary-light); 
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.12);
    background: rgba(255, 255, 255, 0.85);
}

summary {
    padding: 22px 28px; 
    cursor: pointer; 
    font-weight: 600; 
    color: var(--primary-dark);
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    list-style: none;
    user-select: none;
    font-size: 1.02rem;
}

summary::-webkit-details-marker { 
    display: none;
}

summary::after { 
    content: '+'; 
    font-size: 1.8rem; 
    color: var(--primary); 
    font-weight: 300; 
    transition: all 0.3s ease;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(30, 64, 175, 0.08);
    border-radius: 8px;
}

details[open] summary::after { 
    transform: rotate(45deg); 
    color: var(--accent);
    background: rgba(194, 65, 12, 0.12);
}

summary:hover {
    color: var(--primary);
}

details p { 
    padding: 0 28px 28px; 
    color: #475569; 
    font-size: 0.98rem;
    line-height: 1.7;
    font-weight: 500;
}

footer {
    margin-top: 120px; 
    padding: 60px 0 30px;
    background: rgba(255,255,255,0.65); 
    backdrop-filter: blur(var(--blur-md));
    border-top: 1px solid rgba(0,0,0,0.06);
}

.footer-content { 
    text-align: center;
}

.footer-social { 
    margin: 25px 0; 
    display: flex; 
    justify-content: center; 
    gap: 16px;
}

.footer-social a {
    width: 44px; 
    height: 44px; 
    border-radius: 50%; 
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(var(--blur-sm));
    display: flex; 
    align-items: center; 
    justify-content: center;
    color: var(--primary); 
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    border: 1px solid rgba(0,0,0,0.04);
}

.footer-social a:hover { 
    background: var(--primary); 
    color: white; 
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.25);
}

@media (max-width: 768px) {
    .navbar { 
        height: 64px;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .mobile-toggle { 
        display: block;
    }
    
    .nav-links {
        position: fixed; 
        top: 64px; 
        left: 0; 
        width: 100%; 
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(var(--blur-lg));
        flex-direction: column; 
        padding: 30px 20px; 
        gap: 20px;
        border-bottom: 1px solid rgba(0,0,0,0.08);
        transform: translateY(-120%); 
        transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
    
    .nav-links.active { 
        transform: translateY(0);
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .btn-nav {
        width: 100%;
        text-align: center;
        padding: 14px 24px;
    }
    
    .hero { 
        padding: 140px 0 80px;
    }
    
    .hero h1 { 
        font-size: clamp(2.2rem, 8vw, 3rem);
        margin-bottom: 20px;
    }
    
    .hero p {
        font-size: 1.05rem;
        padding: 0 15px;
    }
    
    .hero-btns {
        flex-direction: column;
        gap: 12px;
        padding: 0 20px;
    }
    
    .btn-cta, .btn-outline {
        width: 100%;
        padding: 15px 30px;
    }
    
    .glass-card {
        padding: 28px 22px;
    }
    
    .grid-planos {
        gap: 20px;
    }
    
    .plano-destaque {
        transform: scale(1);
    }
    
    .plano-price {
        font-size: 2.8rem;
    }
    
    .cpanel-card {
        grid-column: span 1;
    }
    
    .stack-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
        gap: 16px;
    }
    
    .tech-card {
        padding: 24px 16px;
    }
    
    .tech-card i {
        font-size: 2.2rem;
    }
    
    .faq-categoria-titulo {
        font-size: 1.3rem;
    }
    
    summary {
        padding: 18px 20px;
        font-size: 0.97rem;
    }
    
    summary::after {
        font-size: 1.6rem;
        width: 26px;
        height: 26px;
    }
    
    details p {
        padding: 0 20px 20px;
        font-size: 0.94rem;
    }
    
    #planos, #tecnologia, #faq {
        padding: 70px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-header h2 {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
    }
    
    .blob-1, .blob-2, .blob-3 {
        width: 400px;
        height: 400px;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    
    .glass-card {
        padding: 24px 18px;
        border-radius: 20px;
    }
    
    details {
        border-radius: 14px;
    }
    
    .faq-categoria-titulo {
        font-size: 1.2rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}