/* ============================================================
   DESIGN SYSTEM & TOKENS
============================================================ */
:root {
    --yellow: #FFB300;
    --yellow-light: #FFD54F;
    --yellow-dark: #E65100;
    --yellow-pale: #FFF8E1;
    --yellow-glow: rgba(255, 179, 0, 0.18);
    --black: #0A0A0A;
    --dark: #111111;
    --dark-2: #1A1A1A;
    --dark-3: #222222;
    --gray-800: #2C2C2C;
    --gray-600: #5C5C5C;
    --gray-400: #9A9A9A;
    --gray-200: #E8E8E8;
    --gray-100: #F5F5F5;
    --white: #FFFFFF;

    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-full: 999px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.16);
    --shadow-yellow: 0 8px 32px rgba(255, 179, 0, 0.25);
}

/* ============================================================
   RESET & BASE
============================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font);
    background: var(--white);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: var(--font);
}

input,
select,
textarea {
    font-family: var(--font);
}

/* ============================================================
   TYPOGRAPHY
============================================================ */
h1 {
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.015em;
}

h3 {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.3;
}

h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

p {
    color: var(--gray-600);
    line-height: 1.7;
}

.accent {
    color: var(--yellow);
}

/* ============================================================
   LAYOUT
============================================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

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

.section-light {
    background: var(--gray-100);
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--yellow);
    color: var(--black);
    box-shadow: var(--shadow-yellow);
}

.btn-primary:hover {
    background: var(--yellow-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(255, 179, 0, 0.35);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-ghost {
    background: transparent;
    color: var(--dark);
    border: 2px solid var(--gray-200);
}

.btn-ghost:hover {
    border-color: var(--yellow);
    color: var(--yellow);
    background: var(--yellow-glow);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 16px;
}

/* ============================================================
   NAVBAR
============================================================ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--gray-200);
    padding: 12px 0;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--dark);
    flex-shrink: 0;
}

.logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    border-radius: 8px;
}

.logo-text {
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    flex: 1;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: color var(--transition);
}

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

.nav-cta {
    margin-left: auto;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
    margin-left: auto;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
    display: block;
}

/* ============================================================
   HERO
============================================================ */
#hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    padding: 120px 80px 80px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 179, 0, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 179, 0, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: -1;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--yellow-pale);
    border: 1px solid rgba(255, 179, 0, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 600;
    color: #7A4F00;
    width: fit-content;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--yellow);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(0.8);
    }
}

.hero-title {
    color: var(--dark);
}

.hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    padding-top: 8px;
}

.hero-stat {
    text-align: center;
}

.hero-stat strong {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.hero-stat span {
    font-size: 0.78rem;
    color: var(--gray-400);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--gray-200);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrap {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-img {
    width: 100%;
    height: 520px;
    object-fit: cover;
}

.hero-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 12px 18px;
    box-shadow: var(--shadow-md);
    animation: floatCard 3s ease-in-out infinite;
}

.hero-card div {
    display: flex;
    flex-direction: column;
}

.hero-card strong {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--dark);
}

.hero-card span {
    font-size: 0.75rem;
    color: var(--gray-400);
}

.card-icon {
    font-size: 1.3rem;
}

.card-float-1 {
    top: 24px;
    left: -36px;
    animation-delay: 0s;
}

.card-float-2 {
    bottom: 36px;
    right: -24px;
    animation-delay: 1.5s;
}

@keyframes floatCard {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-8px);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: -48px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.4;
}

.scroll-indicator span {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--dark), transparent);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* ============================================================
   SECTION HEADER
============================================================ */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 64px;
}

.section-header.light h2 {
    color: var(--white);
}

.section-header.light p {
    color: rgba(255, 255, 255, 0.55);
}

.section-tag {
    display: inline-block;
    padding: 4px 14px;
    background: var(--yellow-pale);
    color: #7A4F00;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-dark .section-tag {
    background: rgba(255, 179, 0, 0.12);
    color: var(--yellow);
}

.section-header h2 {
    margin-bottom: 16px;
}

/* ============================================================
   STEPS (COMO FUNCIONA)
============================================================ */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.step-card {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.step-card::before {
    content: attr(data-step);
    position: absolute;
    top: -10px;
    right: 20px;
    font-size: 5rem;
    font-weight: 900;
    color: var(--yellow-pale);
    line-height: 1;
    pointer-events: none;
    letter-spacing: -0.04em;
}

.step-card:hover {
    border-color: var(--yellow);
    transform: translateY(-4px);
    box-shadow: var(--shadow-yellow);
}

.step-icon {
    width: 52px;
    height: 52px;
    margin-bottom: 24px;
}

.step-card h3 {
    color: var(--dark);
    margin-bottom: 12px;
}

/* ============================================================
   BENEFITS
============================================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--dark-3);
    border: 2px solid var(--dark-3);
    border-radius: var(--radius);
    overflow: hidden;
}

.benefit-card {
    background: var(--dark-2);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
}

.benefit-card:hover {
    background: var(--dark-3);
}

.benefit-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 28px;
    right: 28px;
    height: 2px;
    background: linear-gradient(90deg, var(--yellow), transparent);
    opacity: 0;
    transition: var(--transition);
}

.benefit-card:hover::after {
    opacity: 1;
}

.benefit-number {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--yellow);
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.benefit-card h3 {
    color: var(--white);
    margin-bottom: 12px;
    font-size: 1.05rem;
}

.benefit-card p {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.9rem;
}

/* ============================================================
   STATS
============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 40px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--yellow);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.stat-card:hover {
    border-color: var(--yellow);
    box-shadow: var(--shadow-yellow);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-value {
    font-size: 3.2rem;
    font-weight: 900;
    color: var(--dark);
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 12px;
}

.stat-value span {
    font-size: 2rem;
    color: var(--yellow);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-400);
    font-weight: 500;
}

/* ============================================================
   FAQ
============================================================ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition);
}

.faq-item:has(.faq-question[aria-expanded="true"]) {
    border-color: var(--yellow);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 24px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    gap: 16px;
}

.faq-icon {
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--yellow);
    flex-shrink: 0;
    transition: transform var(--transition);
    line-height: 1;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
    padding: 0 24px 22px;
    font-size: 0.95rem;
}

/* ============================================================
   CTA / CONTACT
============================================================ */
.section-cta {
    background: var(--dark);
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 60% at 70% 50%, rgba(255, 179, 0, 0.08) 0%, transparent 80%);
    pointer-events: none;
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.cta-text {
    padding-top: 16px;
}

.cta-text h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.cta-contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
}

.contact-link:hover {
    color: var(--yellow);
}

/* Form */
.cta-form {
    background: var(--white);
    border-radius: 24px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input,
.form-group select {
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--dark);
    background: var(--gray-100);
    transition: var(--transition);
    -webkit-appearance: none;
    appearance: none;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239A9A9A' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--yellow);
    background: var(--white);
    box-shadow: 0 0 0 3px var(--yellow-glow);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

.form-note {
    font-size: 0.78rem;
    color: var(--gray-400);
    text-align: center;
}

.form-success {
    display: none;
    background: #F0FDF4;
    border: 1px solid #BBF7D0;
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-size: 0.9rem;
    color: #166534;
    font-weight: 500;
    text-align: center;
}

/* ============================================================
   FOOTER
============================================================ */
#footer {
    background: var(--black);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--dark-3);
    margin-bottom: 24px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.35);
    margin-top: 16px;
    max-width: 280px;
}

.footer-links h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.4);
    transition: color var(--transition);
}

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

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.2);
    text-align: center;
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
    #hero {
        grid-template-columns: 1fr;
        padding: 120px 24px 80px;
        max-width: 100%;
        gap: 40px;
    }

    .hero-visual {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
        width: 100%;
    }

    .card-float-1 {
        left: -12px;
    }

    .card-float-2 {
        right: -12px;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    #navbar.nav-open .nav-links {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        font-size: 1.3rem;
        z-index: 999;
    }

    #navbar.nav-open .nav-cta {
        display: flex;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .hero-img {
        height: 320px;
    }

    .hero-card {
        display: none;
    }

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

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-stats {
        gap: 14px;
    }

    .hero-stat strong {
        font-size: 1.3rem;
    }
}

/* ============================================================
   REVEAL ANIMATION
============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1), transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}