:root {
    --bg: #050816;
    --bg-alt: #0b1020;
    --accent: #3b82f6; /* azul */
    --accent-soft: rgba(59, 130, 246, 0.12);
    --text: #f5f5f5;
    --text-muted: #a3a3a3;
    --border: #1f2933;
    --danger: #f97373;
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.35);
    --transition: 0.2s ease-out;
    --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

body {
    margin: 0;
    font-family: var(--font);
    background: radial-gradient(circle at top, #41598e 0, #444e7b 55%, #000 100%);
    color: var(--text);
}

/* Layout base */
.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Top bar */
.top-bar {
    background: #000;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
}

.logo {
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 14px;
}
.logo-img {
    width: 80px;
    height: 80px;
    margin-left: 20px;
    object-fit: contain; /* mantiene proporción sin deformar */
    display: block;
}
/* Nav */
.nav {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(14px);
    background: linear-gradient(to right, rgba(2, 6, 23, 0.9), rgba(15, 23, 42, 0.9));
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
}

.nav-brand {
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    color: var(--text);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 14px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition), transform var(--transition);
}

.nav-links a:hover {
    color: var(--text);
    transform: translateY(-1px);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn.small {
    padding: 7px 14px;
    font-size: 13px;
}

.btn.primary {
    background: var(--accent);
    color: #020617;
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.35);
}

.btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(59, 130, 246, 0.45);
}

.btn.ghost {
    border-color: rgba(148, 163, 184, 0.35);
    color: var(--text);
    background: rgba(15, 23, 42, 0.8);
}

.btn.ghost:hover {
    border-color: var(--accent);
}

.btn.full {
    width: 100%;
}

/* HERO */
.hero {
    padding: 50px 0 40px;
}

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

.hero-text h1 {
    font-size: 34px;
    line-height: 1.1;
    margin-bottom: 10px;
}

.hero-subtitle {
    color:  var(--text);
    font-size: 15px;
    max-width: 480px;
    margin-bottom: 24px;
}

.hero-buttons {
    width: 100%;
    margin-bottom: 20px;
    /* importante: SIN display:flex aquí */
  }

.hero-exchanges {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}
/* Opcional: si quieres controlar el espacio tú mismo */
.hero-buttons .row {
    column-gap: 12px;   /* espacio horizontal */
    row-gap: 12px;      /* espacio vertical en móvil */
}

.hero-exchanges ul {
    display: flex;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.hero-exchanges li {
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-size: 12px;
}

.hero-warning {
    background: rgba(248, 113, 113, 0.08);
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    color: #cecafe;
    border: 1px solid rgba(148, 163, 184, 0.6); /* Borde gris suave */
}

/* Tarjeta simulador */
.hero-card {
    background: radial-gradient(circle at top left, #2c3d57 0, #020617 60%);
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.hero-card h2 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 18px;
}

.hero-card-text {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.simulador-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.simulador-form label {
    font-size: 13px;
    color: var(--text-muted);
}

.simulador-form input,
.simulador-form select {
    background: #020617;
    border-radius: 10px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    padding: 8px 10px;
    color: var(--text);
    font-size: 14px;
    outline: none;
}

.simulador-form input:focus,
.simulador-form select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.4);
}

.simulador-resultado {
    font-size: 14px;
    margin: 8px 0 4px;
}

.simulador-hint {
    font-size: 12px;
    color: var(--text-muted);
}

/* Secciones generales */
section {
    padding: 50px 0;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    max-width: 540px;
}

/* Steps */
.steps {
    background: #121525;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.steps h2,
.banks h2,
.contact h2 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 24px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.step-card {
    background: #020617;
    border-radius: var(--radius-md);
    padding: 18px 16px;
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.step-number {
    width: 28px;
    height: 28px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
}

/* Banks */
.banks-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.bank-card {
    background: #020617;
    padding: 14px 12px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-size: 14px;
    text-align: center;
}

/* Contacto */
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 24px;
    align-items: flex-start;
}

.contact-box {
    background: #020617;
    border-radius: var(--radius-md);
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-size: 14px;
}

.contact-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-box li {
    margin-bottom: 8px;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 14px 0 16px;
    font-size: 13px;
    color: var(--text-muted);
    background: #020617;
}

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

.footer-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;            /* espacio entre NEXPAY y la marquesina */
    text-decoration: none;
    white-space: nowrap; /* evita salto de línea dentro del enlace */
}

.nav-brand-text {
    font-weight: 700;
    font-size: 18px;
}

.nav-brand-slogan {
    font-size: 14px;
    border: none;
    padding: 0;
    margin: 0;
}

/* Ocultar el logo + marquee en móviles */
@media screen and (max-width: 991px) {
    .nav-brand {
      display: none !important;
    }
  }