:root {
    --primary: #facc15;
    --primary-dark: #eab308;
    --dark: #111827;
    --dark-2: #1f2937;
    --dark-3: #374151;
    --text: #111827;
    --muted: #6b7280;
    --light: #f9fafb;
    --white: #ffffff;
    --border: #e5e7eb;
    --success: #22c55e;
    --radius: 22px;
    --shadow: 0 24px 70px rgba(15, 23, 42, 0.14);
    --shadow-soft: 0 15px 45px rgba(15, 23, 42, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", Arial, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
}

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

ul {
    list-style: none;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

/* HEADER */

.header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(17, 24, 39, 0.94);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-content {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--white);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: inline-grid;
    place-items: center;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), #f97316);
    color: #111827;
    box-shadow: 0 10px 25px rgba(250, 204, 21, 0.28);
}

.nav {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav a {
    color: rgba(255,255,255,0.82);
    font-weight: 600;
    font-size: 15px;
    transition: 0.25s;
}

.nav a:hover {
    color: var(--primary);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 12px;
    background: rgba(255,255,255,0.08);
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    margin: 5px auto;
    border-radius: 20px;
}

/* HERO */

.hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top left, rgba(250, 204, 21, 0.18), transparent 32%),
        radial-gradient(circle at top right, rgba(249, 115, 22, 0.15), transparent 34%),
        linear-gradient(135deg, #111827 0%, #030712 100%);
    color: var(--white);
    padding: 110px 0 90px;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto -120px -240px auto;
    width: 520px;
    height: 520px;
    background: rgba(250, 204, 21, 0.08);
    border-radius: 50%;
    filter: blur(20px);
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(250, 204, 21, 0.12);
    color: var(--primary);
    border: 1px solid rgba(250, 204, 21, 0.26);
    padding: 8px 14px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 22px;
}

.hero h1 {
    font-size: clamp(40px, 6vw, 72px);
    line-height: 1.02;
    letter-spacing: -2.4px;
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    max-width: 640px;
    color: rgba(255,255,255,0.76);
    font-size: 18px;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 38px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 24px;
    border-radius: 14px;
    font-weight: 800;
    transition: 0.25s ease;
    border: 1px solid transparent;
}

.btn-primary {
    color: #111827;
    background: linear-gradient(135deg, var(--primary), #f97316);
    box-shadow: 0 15px 32px rgba(250, 204, 21, 0.28);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 42px rgba(250, 204, 21, 0.38);
}

.btn-secondary {
    color: var(--white);
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.14);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.14);
    transform: translateY(-3px);
}

.btn-light {
    color: var(--dark);
    background: var(--white);
}

.btn-light:hover {
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    max-width: 600px;
}

.hero-stats div {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.09);
}

.hero-stats strong {
    display: block;
    color: var(--primary);
    font-size: 28px;
    line-height: 1;
    margin-bottom: 6px;
}

.hero-stats span {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}

.hero-card {
    display: flex;
    justify-content: center;
}

.network-card {
    width: 100%;
    max-width: 490px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 30px;
    padding: 26px;
    box-shadow: 0 35px 90px rgba(0,0,0,0.3);
    backdrop-filter: blur(18px);
}

.network-top {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.82);
    font-weight: 800;
    margin-bottom: 22px;
}

.pulse {
    width: 12px;
    height: 12px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 0 rgba(34, 197, 94, 0.6);
    animation: pulse 1.7s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
    }
    70% {
        box-shadow: 0 0 0 14px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

.network-list {
    display: grid;
    gap: 14px;
}

.network-list a {
    display: block;
    padding: 20px;
    border-radius: 20px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.1);
    transition: 0.25s ease;
}

.network-list a:hover {
    transform: translateX(8px);
    background: rgba(250, 204, 21, 0.12);
    border-color: rgba(250, 204, 21, 0.24);
}

.network-list span {
    display: block;
    color: var(--white);
    font-size: 18px;
    font-weight: 800;
}

.network-list small {
    color: rgba(255,255,255,0.66);
}

/* SECTIONS */

.section {
    padding: 90px 0;
}

.section-title {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 48px;
}

.section-title span {
    display: inline-block;
    color: #ca8a04;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 13px;
    margin-bottom: 10px;
}

.section-title h2 {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 16px;
}

.section-title p {
    color: var(--muted);
    font-size: 17px;
}

.section-title.light h2,
.section-title.light p {
    color: var(--white);
}

.section-title.light p {
    opacity: 0.72;
}

/* BRAND CARDS */

.brand-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.brand-card {
    position: relative;
    padding: 28px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--white);
    box-shadow: var(--shadow-soft);
    transition: 0.25s ease;
}

.brand-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
}

.brand-card.featured {
    border-color: rgba(250, 204, 21, 0.55);
    background:
        linear-gradient(var(--white), var(--white)) padding-box,
        linear-gradient(135deg, var(--primary), #f97316) border-box;
}

.brand-icon {
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: #111827;
    color: var(--primary);
    font-size: 26px;
    margin-bottom: 20px;
}

.brand-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.brand-card p {
    color: var(--muted);
    margin-bottom: 18px;
}

.brand-card ul {
    display: grid;
    gap: 8px;
    margin-bottom: 24px;
}

.brand-card li {
    position: relative;
    padding-left: 24px;
    color: var(--dark-2);
    font-weight: 600;
    font-size: 15px;
}

.brand-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #16a34a;
    font-weight: 900;
}

.brand-link {
    display: inline-flex;
    width: 100%;
    justify-content: center;
    padding: 13px 16px;
    border-radius: 14px;
    background: var(--dark);
    color: var(--white);
    font-weight: 800;
    transition: 0.25s;
}

.brand-link:hover {
    background: var(--primary);
    color: var(--dark);
}

/* SOLUTIONS */

.section-dark {
    background:
        radial-gradient(circle at bottom left, rgba(250, 204, 21, 0.14), transparent 30%),
        linear-gradient(135deg, #111827, #030712);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.solution-item {
    padding: 28px;
    border-radius: var(--radius);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
}

.solution-item span {
    display: inline-flex;
    color: var(--primary);
    font-size: 34px;
    font-weight: 900;
    margin-bottom: 20px;
}

.solution-item h3 {
    color: var(--white);
    font-size: 22px;
    margin-bottom: 12px;
}

.solution-item p {
    color: rgba(255,255,255,0.66);
}

/* ABOUT */

.about {
    background: var(--light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: 46px;
    align-items: center;
}

.about h2 {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.about p {
    color: var(--muted);
    font-size: 17px;
    margin-bottom: 16px;
}

.about-box {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 26px;
    padding: 32px;
    box-shadow: var(--shadow-soft);
}

.about-box h3 {
    font-size: 26px;
    margin-bottom: 20px;
}

.about-box ul {
    display: grid;
    gap: 14px;
}

.about-box li {
    position: relative;
    padding-left: 30px;
    color: var(--dark-2);
    font-weight: 600;
}

.about-box li::before {
    content: "✓";
    position: absolute;
    left: 0;
    width: 22px;
    height: 22px;
    display: inline-grid;
    place-items: center;
    border-radius: 50%;
    background: #dcfce7;
    color: #16a34a;
    font-size: 13px;
    font-weight: 900;
}

/* CTA */

.cta {
    padding: 58px 0;
    background: linear-gradient(135deg, var(--primary), #f97316);
}

.cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.cta h2 {
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.1;
    color: var(--dark);
    margin-bottom: 10px;
}

.cta p {
    color: rgba(17, 24, 39, 0.78);
    font-weight: 600;
}

/* FAQ */

.faq {
    background: var(--white);
}

.faq-list {
    max-width: 850px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
}

details {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px 22px;
    background: var(--white);
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.05);
}

summary {
    cursor: pointer;
    font-weight: 800;
    color: var(--dark);
    font-size: 17px;
}

details p {
    margin-top: 14px;
    color: var(--muted);
}

/* CONTACT */

.contact {
    background: var(--light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: 42px;
    align-items: center;
}

.contact h2 {
    font-size: clamp(32px, 4vw, 46px);
    line-height: 1.1;
    margin-bottom: 16px;
}

.contact p {
    color: var(--muted);
    font-size: 17px;
    margin-bottom: 28px;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.contact-card {
    padding: 30px;
    border-radius: 26px;
    background: var(--dark);
    color: var(--white);
    box-shadow: var(--shadow);
}

.contact-card h3 {
    font-size: 26px;
    margin-bottom: 20px;
}

.contact-card a {
    display: block;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.78);
    font-weight: 700;
    transition: 0.25s;
}

.contact-card a:hover {
    color: var(--primary);
    padding-left: 8px;
}

.contact-card a:last-child {
    border-bottom: 0;
}

/* FOOTER */

.footer {
    background: #030712;
    color: var(--white);
    padding-top: 48px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 32px;
    padding-bottom: 34px;
}

.footer p {
    max-width: 440px;
    margin-top: 14px;
    color: rgba(255,255,255,0.62);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.footer-links a {
    color: rgba(255,255,255,0.72);
    font-weight: 700;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
}

.footer-bottom p {
    margin: 0;
    font-size: 14px;
}

/* RESPONSIVO */

@media (max-width: 1050px) {
    .brand-grid,
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-card {
        justify-content: flex-start;
    }
}

@media (max-width: 760px) {
    .menu-toggle {
        display: block;
    }

    .nav {
        position: absolute;
        top: 78px;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        background: #111827;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding: 12px 16px 18px;
    }

    .nav.active {
        display: flex;
    }

    .nav a {
        width: 100%;
        padding: 14px;
        border-radius: 12px;
    }

    .nav a:hover {
        background: rgba(255,255,255,0.06);
    }

    .hero {
        padding: 76px 0 64px;
    }

    .hero h1 {
        letter-spacing: -1.5px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .brand-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 64px 0;
    }

    .cta-content,
    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .network-card {
        padding: 20px;
    }
}