:root {
    --primary: #ff7a00;
    --primary-light: #ff9a33;
    --bg: #090909;
    --bg-section: #0d0d0d;
    --bg-card: #151515;
    --text: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.4);
    --border: rgba(255, 255, 255, 0.06);
    --container: 1200px;
    --radius: 1rem;
    --radius-lg: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection {
    background: rgba(255, 122, 0, 0.3);
}

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

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

.text-primary {
    color: var(--primary);
}

.logo-text {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.05em;
}

.logo-text--hero {
    display: block;
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: clamp(1rem, 3vw, 2rem);
}

.logo-text--footer {
    display: block;
    margin-bottom: 1rem;
}

.logo-img {
    height: auto;
    display: inline-block;
    vertical-align: middle;
}

.logo-img--header {
    width: clamp(1.5rem, 3.5vw, 2.25rem);
    height: clamp(1.5rem, 3.5vw, 2.25rem);
    margin-right: 0.5rem;
    object-fit: contain;
}

.logo-img--hero {
    width: clamp(3rem, 12vw, 7rem);
    height: clamp(3rem, 12vw, 7rem);
    display: block;
    margin: 0 auto clamp(0.5rem, 2vw, 1.25rem) auto;
    object-fit: contain;
}

.logo-img--footer {
    width: clamp(1.75rem, 4vw, 2.5rem);
    height: clamp(1.75rem, 4vw, 2.5rem);
    display: block;
    margin-bottom: 0.4rem;
    object-fit: contain;
}

.logo-img--inline {
    width: 1rem;
    height: 1rem;
    margin-right: 0.2rem;
    object-fit: contain;
    vertical-align: middle;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn--lg { padding: 0.875rem 2rem; font-size: 1rem; }
.btn--block { width: 100%; padding: 0.75rem 1.5rem; }

.btn--primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 0 20px rgba(255, 122, 0, 0.25);
}

.btn--primary:hover {
    background: var(--primary-light);
    box-shadow: 0 0 30px rgba(255, 122, 0, 0.35);
}

.btn--ghost {
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--border);
}

.btn--ghost:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}

.btn--outline {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn--outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn--whatsapp {
    background: #22c55e;
    color: #fff;
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.25);
}

.btn--whatsapp:hover {
    background: #16a34a;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: background 0.3s, border 0.3s;
}

.header--scrolled {
    background: rgba(9, 9, 9, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.header__nav {
    display: none;
    gap: 2rem;
}

.header__nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s;
}

.header__nav a:hover {
    color: #fff;
}

.header__cta {
    display: none;
}

.header__menu-btn {
    display: flex;
    background: none;
    border: none;
    color: #fff;
    padding: 0.5rem;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .header__inner { height: 5rem; }
    .header__nav { display: flex; }
    .header__cta { display: inline-flex; }
    .header__menu-btn { display: none; }
}

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 200;
    pointer-events: none;
    visibility: hidden;
}

.mobile-menu.is-open {
    pointer-events: auto;
    visibility: visible;
}

.mobile-menu__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    opacity: 0;
    transition: opacity 0.2s;
}

.mobile-menu.is-open .mobile-menu__overlay {
    opacity: 1;
}

.mobile-menu__panel {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: min(18rem, 85vw);
    background: #151515;
    border-left: 1px solid var(--border);
    padding: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.3s;
}

.mobile-menu.is-open .mobile-menu__panel {
    transform: translateX(0);
}

.mobile-menu__close {
    display: flex;
    margin-left: auto;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    padding: 0.5rem;
    cursor: pointer;
    margin-bottom: 2rem;
}

.mobile-menu__nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.mobile-menu__nav a {
    padding: 0.75rem 0;
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid var(--border);
}

.mobile-menu__nav a:hover {
    color: #fff;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: clamp(5rem, 8vw, 6rem) 0 clamp(3rem, 5vw, 4rem);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: rgba(255, 122, 0, 0.04);
    border-radius: 50%;
    filter: blur(150px);
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 48rem;
}

.hero__title {
    font-size: clamp(2.25rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero__subtitle {
    color: var(--text-muted);
    font-size: clamp(0.9375rem, 2vw, 1.125rem);
    margin-bottom: clamp(2rem, 4vw, 3rem);
    line-height: 1.7;
    padding: 0 0.5rem;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 640px) {
    .hero__actions {
        flex-direction: row;
        justify-content: center;
    }
}

.section {
    padding: clamp(3rem, 8vw, 5rem) 0;
    background: var(--bg-section);
}

.section--dark {
    background: var(--bg);
}

.section__header {
    text-align: center;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section__icon {
    display: block;
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius);
    background: rgba(255, 122, 0, 0.08);
    border: 1px solid rgba(255, 122, 0, 0.15);
    margin: 0 auto 1.25rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.section__header h2 {
    font-size: clamp(1.875rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section__header p {
    color: var(--text-muted);
    font-size: clamp(0.9375rem, 2vw, 1.125rem);
    max-width: 36rem;
    margin: 0 auto;
    padding: 0 0.5rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid--benefits {
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .grid--benefits { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .grid--benefits { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1280px) {
    .grid--benefits { grid-template-columns: repeat(4, 1fr); }
}

.grid--plans {
    grid-template-columns: 1fr;
    max-width: 64rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .grid--plans { grid-template-columns: repeat(3, 1fr); }
}

.grid--compat {
    grid-template-columns: repeat(2, 1fr);
    max-width: 48rem;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .grid--compat { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 768px) {
    .grid--compat { grid-template-columns: repeat(4, 1fr); }
}

.card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: clamp(1rem, 3vw, 1.5rem);
    transition: border-color 0.3s, transform 0.3s;
}

.card:hover {
    border-color: rgba(255, 122, 0, 0.2);
    transform: translateY(-4px);
}

.card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.card p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.plan-card {
    position: relative;
    background: rgba(21, 21, 21, 0.5);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 4vw, 2rem) clamp(1rem, 3vw, 1.5rem);
    text-align: center;
    transition: border-color 0.3s, transform 0.3s;
}

.plan-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.plan-card--featured {
    border-color: rgba(255, 122, 0, 0.4);
    background: #151515;
    box-shadow: 0 0 30px rgba(255, 122, 0, 0.15);
}

.plan-card--featured:hover {
    transform: translateY(-5px);
}

@media (min-width: 768px) {
    .plan-card--featured {
        transform: scale(1.02);
    }

    .plan-card--featured:hover {
        transform: scale(1.02) translateY(-5px);
    }
}

.plan-card__badge {
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.375rem 1rem;
    border-radius: 9999px;
    white-space: nowrap;
}

.plan-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.plan-card__price {
    margin-bottom: 1.5rem;
}

.plan-card__amount {
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 900;
}

.plan-card__period {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.875rem;
}

.plan-card__features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.plan-card__features li {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    padding: 0.375rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.plan-card__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.3);
}

.plan-card--featured .plan-card__features li::before {
    color: var(--primary);
}

.compat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: clamp(1rem, 3vw, 1.5rem);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.3s;
}

.compat-item svg {
    color: rgba(255, 122, 0, 0.4);
    transition: color 0.3s;
}

.compat-item:hover {
    border-color: rgba(255, 122, 0, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

.compat-item:hover svg {
    color: var(--primary);
}

.card__icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background: rgba(255, 122, 0, 0.08);
    border: 1px solid rgba(255, 122, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--primary);
    transition: all 0.3s;
}

.card:hover .card__icon {
    background: rgba(255, 122, 0, 0.12);
    border-color: rgba(255, 122, 0, 0.2);
}

.faq-list {
    max-width: 48rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-item summary {
    padding: 1rem clamp(1rem, 3vw, 1.5rem);
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.5);
    flex-shrink: 0;
}

.faq-item[open] summary::after {
    content: '−';
    color: var(--primary);
}

.faq-item p {
    padding: 0 clamp(1rem, 3vw, 1.5rem) 1.25rem;
    color: var(--text-muted);
    font-size: clamp(0.8125rem, 1.5vw, 0.9375rem);
    line-height: 1.7;
}

.contact-box {
    max-width: 28rem;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: clamp(1.5rem, 5vw, 2.5rem);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: border-color 0.3s, transform 0.3s;
}

.contact-card:hover {
    border-color: rgba(34, 197, 94, 0.4);
    transform: translateY(-5px);
}

.contact-card__icon {
    width: 5rem;
    height: 5rem;
    border-radius: var(--radius);
    background: #22c55e;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.25);
}

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.contact-card__sub {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.contact-card__cta {
    color: #4ade80;
    font-size: 0.875rem;
    font-weight: 500;
}

.contact-actions {
    text-align: center;
    margin-top: 2.5rem;
}

.contact-actions p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: clamp(2rem, 5vw, 3rem) 0 clamp(1.5rem, 3vw, 2rem);
}

.footer__grid {
    display: grid;
    gap: 2.5rem;
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer__desc {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.7;
    max-width: 20rem;
    margin-top: 1rem;
}

.footer__social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.footer__social a {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 9999px;
    transition: color 0.2s, border-color 0.2s;
}

.footer__social a:hover {
    color: var(--primary);
    border-color: rgba(255, 122, 0, 0.3);
}

.footer__title {
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.75rem;
}

.footer__links a {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color 0.2s;
}

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

.footer__whatsapp {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color 0.2s;
}

.footer__whatsapp:hover {
    color: #4ade80;
}

.footer__bottom {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer__bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.3);
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #0d0d0d;
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}