* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #05060a;
    color: #f5f7fb;
    line-height: 1.6;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Topbar */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(5, 6, 10, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.logo img {
    height: 32px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.95rem;
}

.nav a {
    opacity: 0.8;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav a:hover {
    opacity: 1;
    transform: translateY(-1px);
}

.btn-nav {
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid rgba(0, 170, 255, 0.7);
}

/* Hero */
.hero {
    padding: 72px 0 60px;
    background: radial-gradient(circle at top left, #0b2740, transparent 55%),
                radial-gradient(circle at bottom right, #101322, #05060a 60%);
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: center;
    gap: 40px;
}

.hero-text h1 {
    font-size: clamp(2.4rem, 4vw, 3rem);
    margin-bottom: 16px;
}

.hero-text p {
    font-size: 1rem;
    max-width: 540px;
    opacity: 0.9;
}

.hero-actions {
    margin: 24px 0 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn-primary,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #0077b6, #00b4d8);
    box-shadow: 0 10px 25px rgba(0, 180, 216, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgba(0, 180, 216, 0.45);
}

.btn-ghost {
    border: 1px solid rgba(148, 163, 184, 0.6);
    background: transparent;
    opacity: 0.9;
}

.btn-ghost:hover {
    opacity: 1;
    background: rgba(15, 23, 42, 0.85);
}

.btn-primary.full,
.btn-ghost.full {
    width: 100%;
    margin-top: 12px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.8rem;
}

.hero-badges span {
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(148, 163, 184, 0.3);
}/* Mockup */
.hero-mockup {
    display: flex;
    justify-content: center;
}

.mockup-card {
    border-radius: 20px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.8), #020617);
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.7);
    padding: 10px;
}

/* Sections */
.section {
    padding: 64px 0;
    background: #05060a;
}

.section-alt {
    background: #060712;
}

.section-cta {
    background: radial-gradient(circle at top, #0b2740, #020617);
}

.section-title {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 10px;
}

.section-subtitle {
    text-align: center;
    opacity: 0.8;
    max-width: 620px;
    margin: 0 auto 32px;
}

/* Grids */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 32px;
}

/* Cards */
.card {
    border-radius: 16px;
    padding: 20px;
    background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), #020617);
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.5);
}

.card h3 {
    margin-bottom: 8px;
}

/* Features */
.feature-list {
    list-style: none;
    display: grid;
    gap: 10px;
}

.feature-list li::before {
    content: "✓ ";
    color: #00b4d8;
    font-weight: 700;
}

.feature-highlight {
    border-radius: 16px;
    padding: 20px;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(56, 189, 248, 0.5);
}

/* Screens */
.screens-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.screen-card {
    border-radius: 16px;
    background: #020617;
    border: 1px solid rgba(148, 163, 184, 0.35);
    padding: 12px 12px 16px;
}

.screen-card h3 {
    margin-top: 10px;
    margin-bottom: 4px;
    font-size: 1rem;
}

.screen-card p {
    font-size: 0.9rem;
    opacity: 0.85;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.pricing-card {
    border-radius: 18px;
    background: #020617;
    border: 1px solid rgba(148, 163, 184, 0.4);
    padding: 20px;
    position: relative;
}

.pricing-card.highlight {
    border-color: rgba(56, 189, 248, 0.9);
    box-shadow: 0 22px 60px rgba(56, 189, 248, 0.35);
}

.pricing-card .badge {
    position: absolute;
    top: 14px;
    right: 16px;
    background: linear-gradient(135deg, #0ea5e9, #22c55e);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    text-transform: uppercase;
}.price {
    font-size: 1.8rem;
    margin: 8px 0 14px;
}

.price span {
    font-size: 0.9rem;
    opacity: 0.7;
}

.pricing-card ul {
    list-style: none;
    font-size: 0.9rem;
    display: grid;
    gap: 6px;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.testimonial-card {
    padding: 20px;
    border-radius: 16px;
    background: #020617;
    border: 1px solid rgba(148, 163, 184, 0.4);
    font-size: 0.95rem;
}

.testimonial-card .author {
    display: block;
    margin-top: 10px;
    font-size: 0.85rem;
    opacity: 0.8;
}

/* FAQ */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.faq-item {
    border-radius: 14px;
    background: #020617;
    border: 1px solid rgba(148, 163, 184, 0.35);
    padding: 14px 18px;
    font-size: 0.95rem;
}

.faq-item h3 {
    font-size: 1rem;
    margin-bottom: 4px;
}

/* CTA */
.cta-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: center;
}

.cta-text h2 {
    font-size: 1.7rem;
    margin-bottom: 10px;
}

.cta-text p {
    opacity: 0.9;
}

.cta-form {
    background: rgba(15, 23, 42, 0.96);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.form-group {
    margin-bottom: 10px;
}

.form-group label {
    display: block;
    margin-bottom: 4px;
    font-size: 0.85rem;
    opacity: 0.8;
}

input, textarea {
    width: 100%;
    padding: 8px 10px;
    border-radius: 8px;
    border: 1px solid rgba(51, 65, 85, 0.9);
    background: #020617;
    color: #e5e7eb;
    font-size: 0.9rem;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #0ea5e9;
}

/* Footer */
.footer {
    border-top: 1px solid rgba(15, 23, 42, 1);
    background: #020617;
    padding: 16px 0;
    font-size: 0.85rem;
    color: #9ca3af;
}

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

.footer-right {
    opacity: 0.8;
}/* Responsivo */
@media (max-width: 960px) {
    .hero-inner,
    .grid-3,
    .grid-2,
    .screens-grid,
    .pricing-grid,
    .testimonials-grid,
    .faq-grid,
    .cta-inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero {
        padding-top: 40px;
    }

    .topbar-inner {
        flex-wrap: wrap;
        gap: 8px;
        height: auto;
        padding: 10px 0;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: flex-end;
        font-size: 0.85rem;
    }
}

@media (max-width: 640px) {
    .nav {
        display: none;
    }

    .hero {
        padding-top: 24px;
    }
}