:root {
    --bg: #0a0a0a;
    --bg-2: #111111;
    --fg: #ffffff;
    --fg-dim: rgba(255, 255, 255, 0.6);
    --fg-faint: rgba(255, 255, 255, 0.35);
    --accent: #ffffff;
    --glass-bg: rgba(20, 20, 20, 0.55);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-shine: rgba(255, 255, 255, 0.08);
    --ease: cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--fg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

html {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

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

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

/* ============ TOP BAR (flat full-width) ============ */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    width: 100%;
    background: transparent;
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
    border-bottom: 1px solid transparent;
}

/* subtle dark wash at top so the logo reads over the hero */
.topbar::before {
    content: "";
    position: absolute;
    inset: 0 0 -24px 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.15) 60%, transparent 100%);
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.4s var(--ease);
}

.topbar.scrolled {
    background: rgba(8, 8, 8, 0.78);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border-bottom-color: rgba(255, 255, 255, 0.06);
}

.topbar.scrolled::before { opacity: 0; }

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 18px;
    max-width: 1600px;
    margin: 0 auto;
    position: relative;
}

.topbar-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-nsqk-img {
    height: 62px;
    width: auto;
    display: block;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.6));
}

.topbar-links {
    display: none;
    gap: 4px;
    /* flex:1 hace que los links ocupen el espacio ENTRE el logo y el crédito, y
       justify-content:center los centra ahí dentro. Así el hueco logo↔primer-link
       siempre es igual al hueco último-link↔crédito, sin importar que los anchos
       de los logos difieran o que el último link tenga su caja/borde. */
    flex: 1;
    justify-content: center;
    flex-wrap: wrap;
    row-gap: 8px;
    align-content: center;
}

/* En una fila (>1600px) el grupo "desaparece" con display:contents, así sus 3
   links destacados se alinean con los demás. En el rango intermedio pasa a ser
   un flex item de ancho completo (ver media query) y baja a su propia fila. */
.topbar-features {
    display: contents;
}

.topbar-link {
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--fg-dim);
    border-radius: 8px;
    transition: color 0.3s var(--ease), background 0.3s var(--ease);
    position: relative;
    white-space: nowrap;
}

.topbar-link::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 4px;
    height: 1px;
    background: var(--fg);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--ease);
}

.topbar-link:hover {
    color: var(--fg);
}

.topbar-link:hover::after {
    transform: scaleX(1);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.topbar-credit {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 6px 14px 6px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.topbar-credit:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
}

/* --- menú de redes del crédito "by Nsqkcharts" --- */
.topbar-credit-wrap { position: relative; display: inline-flex; }
.topbar-credit { cursor: pointer; }
.topbar-credit-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 186px;
    padding: 8px;
    border-radius: 16px;
    background: rgba(16, 16, 16, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
    box-shadow: 0 20px 44px -16px rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    gap: 2px;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
    z-index: 1200;
}
.topbar-credit-wrap.open .topbar-credit-menu {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.topbar-credit-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    border-radius: 11px;
    color: var(--fg);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s var(--ease);
}
.topbar-credit-menu a:hover { background: rgba(255, 255, 255, 0.08); }
.topbar-credit-menu svg { width: 18px; height: 18px; flex-shrink: 0; }

/* --- menú "Escuchar a NSQK" (links de música/redes del artista) en la nav --- */
.topbar-music-wrap { position: relative; display: inline-flex; }
.topbar-music { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.topbar-music-caret { transition: transform 0.25s var(--ease); }
.topbar-music-wrap.open .topbar-music-caret { transform: rotate(180deg); }
.topbar-music-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    min-width: 210px;
    padding: 8px;
    border-radius: 16px;
    background: rgba(16, 16, 16, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
    box-shadow: 0 20px 44px -16px rgba(0, 0, 0, 0.85);
    display: flex;
    flex-direction: column;
    gap: 2px;
    opacity: 0;
    transform: translateX(-50%) translateY(-8px);
    pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
    z-index: 1200;
}
.topbar-music-wrap.open .topbar-music-menu {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}
.topbar-music-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    border-radius: 11px;
    color: var(--fg);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.2s var(--ease);
}
.topbar-music-menu a:hover { background: rgba(255, 255, 255, 0.08); }
.topbar-music-menu svg { width: 18px; height: 18px; flex-shrink: 0; }

/* versión en el menú hamburguesa */
.topbar-mobile-music { display: flex; flex-direction: column; }
.topbar-mobile-music-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    cursor: pointer;
}
.topbar-mobile-music-toggle .topbar-music-caret { transition: transform 0.25s var(--ease); }
.topbar-mobile-music.open .topbar-mobile-music-toggle .topbar-music-caret { transform: rotate(180deg); }
.topbar-mobile-music-list {
    display: flex;
    flex-direction: column;
    max-height: 0;
    overflow: hidden;
    padding-left: 12px;
    transition: max-height 0.35s var(--ease);
}
.topbar-mobile-music.open .topbar-mobile-music-list { max-height: 420px; }

/* ============ sección "Escucha y sigue a NSQK" ============ */
.listen {
    max-width: 980px;
    margin: 0 auto;
    padding: 72px 24px 8px;
    text-align: center;
}
.listen-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: clamp(28px, 5vw, 44px);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0 0 10px;
}
.listen-text {
    color: var(--fg-dim);
    font-size: 15px;
    margin: 0 auto 28px;
    max-width: 460px;
}
.listen-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.listen-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--fg);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.listen-btn:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.22);
    transform: translateY(-2px);
}
.listen-btn svg { width: 20px; height: 20px; flex-shrink: 0; }

/* En teléfono, los pills de distinto ancho quedan disparejos al envolverse;
   los mostramos en una cuadrícula uniforme de 2 columnas. */
@media (max-width: 600px) {
    .listen-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .listen-btn {
        justify-content: center;
        padding: 14px 12px;
    }
    /* si el total es impar, el último ocupa toda la fila (queda centrado) */
    .listen-btn:last-child:nth-child(odd) { grid-column: 1 / -1; }
}

.topbar-credit-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--fg-faint);
}

.logo-charts-img {
    height: 26px;
    width: auto;
    display: block;
    filter: drop-shadow(0 1px 3px rgba(0,0,0,0.5));
}

.topbar-burger {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.1);
    width: 36px;
    height: 36px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.topbar-burger:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.2);
}

.topbar-burger span {
    display: block;
    width: 16px;
    height: 1.5px;
    background: var(--fg);
    border-radius: 2px;
    transition: transform 0.3s var(--ease);
}

.topbar-burger.open span:nth-child(1) {
    transform: translateY(3.5px) rotate(45deg);
}
.topbar-burger.open span:nth-child(2) {
    transform: translateY(-3.5px) rotate(-45deg);
}

.topbar-mobile {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 18px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
    background: rgba(8, 8, 8, 0.92);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.topbar-mobile.open {
    max-height: min(85vh, 640px);
    overflow-y: auto;
    padding: 8px 18px 18px;
    border-top: 1px solid rgba(255,255,255,0.06);
    -webkit-overflow-scrolling: touch;
}

.topbar-mobile .topbar-link-feature,
.topbar-mobile .topbar-link-chat {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin: 8px 0 0;
    text-align: left;
}

.topbar-mobile .topbar-link-feature + .topbar-link-feature,
.topbar-mobile .topbar-link-feature + .topbar-link-chat {
    margin-left: 0;
    margin-top: 8px;
}

.topbar-link-mobile {
    padding: 14px 8px;
    font-size: 16px;
    font-weight: 500;
    color: var(--fg-dim);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: color 0.3s var(--ease), padding 0.3s var(--ease);
}

.topbar-link-mobile:last-child { border-bottom: none; }

.topbar-link-mobile:hover, .topbar-link-mobile:active {
    color: var(--fg);
    padding-left: 14px;
}

/* >=1200px: nav inline visible (sin hamburguesa). Puede ser 1 o 2 filas. */
@media (min-width: 1200px) {
    .topbar-links {
        display: flex;
    }
    .topbar-burger {
        display: none;
    }
    .topbar-mobile {
        display: none !important;
    }
}

/* 1200–1600px: los 3 destacados (Flaco / Aun Te Pienso / nsqkGPT) bajan a una
   segunda fila centrada, debajo de los links normales. Por encima de 1600px el
   grupo vuelve a display:contents y todo va en una sola fila. */
@media (min-width: 1200px) and (max-width: 1600px) {
    .topbar-features {
        display: flex;
        flex-basis: 100%;
        justify-content: center;
        gap: 6px;
    }
    /* Reset de los margin-left de los destacados para que la 2ª fila quede
       perfectamente centrada (en 1 fila esos márgenes los separan del resto). */
    .topbar-features .topbar-link-feature,
    .topbar-features .topbar-link-chat {
        margin-left: 0;
    }
}

@media (min-width: 820px) {
    .topbar-inner {
        padding: 14px 32px;
    }
    .logo-nsqk-img { height: 82px; }
    .logo-charts-img { height: 30px; }
}

/* ============ HERO ============ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 32px 24px 60px;
}

.hero {
    --hero-blur: 0px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: blur(var(--hero-blur)) brightness(0.95) saturate(1.05);
    transform: scale(1.05);
    transition: filter 0.18s linear;
    will-change: transform, filter;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 60%, transparent 0%, rgba(0,0,0,0.18) 80%, rgba(0,0,0,0.32) 100%),
        linear-gradient(180deg, transparent 45%, rgba(10,10,10,0.55) 80%, var(--bg) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-kicker {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--fg-dim);
    margin-bottom: 16px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.9s var(--ease) 0.2s forwards;
}

.hero-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 800;
    font-size: clamp(72px, 22vw, 220px);
    line-height: 0.9;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUp 1s var(--ease) 0.35s forwards;
}

.hero-sub {
    font-size: clamp(16px, 4vw, 22px);
    font-weight: 300;
    color: var(--fg-dim);
    max-width: 480px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.9s var(--ease) 0.55s forwards;
    margin-bottom: 28px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 22px 14px 26px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow:
        0 8px 28px rgba(0,0,0,0.35),
        inset 0 1px 0 rgba(255,255,255,0.12);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--fg);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.9s var(--ease) 0.75s forwards;
    transition: background 0.3s var(--ease), transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.hero-cta:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(0) scale(1.02);
}

.hero-cta-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255,255,255,0.92);
    color: #0a0a0a;
    font-size: 13px;
    transition: transform 0.4s var(--ease);
}

.hero-cta:hover .hero-cta-arrow {
    transform: translateX(4px);
}

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    to { opacity: 1; }
}

/* ============ MAIN ============ */
.main-content {
    position: relative;
    background: var(--bg);
    z-index: 3;
}

.intro {
    padding: 80px 24px 40px;
    max-width: 1600px;
    margin: 0 auto;
    text-align: left;
}

.intro-kicker {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--fg-faint);
    margin-bottom: 16px;
}

.intro-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(48px, 12vw, 120px);
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
}

.intro-text {
    font-size: clamp(15px, 3.5vw, 18px);
    font-weight: 300;
    color: var(--fg-dim);
    max-width: 460px;
    line-height: 1.5;
}

/* ============ PHOTO MARQUEE (auto-scroll + arrastrable) ============ */
.photo-marquee {
    /* Avanza solo (JS, vía transform) y se puede arrastrar con mouse o dedo.
       touch-action: pan-y deja el scroll vertical de la página al navegador y
       nos entrega el gesto horizontal para mover el carrusel. */
    overflow: hidden;
    padding: 48px 0 8px;
    cursor: grab;
    touch-action: pan-y;
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
            mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}

.photo-marquee.dragging { cursor: grabbing; }

.photo-marquee-track {
    display: flex;
    gap: 14px;
    width: max-content;
    will-change: transform;
    user-select: none;
    -webkit-user-select: none;
}

.marquee-item {
    flex: 0 0 auto;
    width: 180px;
    aspect-ratio: 3 / 4;
    border-radius: 14px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-2);
    box-shadow: 0 10px 26px rgba(0,0,0,0.32);
    pointer-events: none; /* evita el arrastre fantasma de la imagen */
}

@media (min-width: 1000px) {
    .photo-marquee { padding: 72px 0 8px; }
    .marquee-item { width: 230px; }
}

/* ============ ERAS LIST (horizontal strips) ============ */
/* --- toggle minimizar Eras --- */
.intro-toggle {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    width: 100%;
    background: none;
    border: 0;
    padding: 0;
    text-align: left;
    color: inherit;
    cursor: pointer;
}

.intro-toggle-text { display: block; }

.intro-chevron {
    flex: 0 0 auto;
    width: clamp(40px, 9vw, 60px);
    height: clamp(40px, 9vw, 60px);
    display: grid;
    place-items: center;
    border-radius: 50%;
    border: 1px solid var(--fg-faint);
    color: var(--fg-dim);
    margin-top: 8px;
    transition: transform 0.4s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}

.intro-chevron svg { width: 48%; height: 48%; }
.intro-toggle:hover .intro-chevron { background: rgba(255,255,255,0.06); color: var(--fg); }
.intro-toggle[aria-expanded="false"] .intro-chevron { transform: rotate(-90deg); }

.eras-list {
    padding: 20px 0 80px;
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 56px;
    overflow: hidden;
    transition: max-height 0.6s var(--ease), opacity 0.4s var(--ease), padding 0.6s var(--ease);
}

.eras-list.collapsed {
    max-height: 0 !important;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    pointer-events: none;
}

.era-row {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.era-row.visible {
    opacity: 1;
    transform: translateY(0);
}

.era-row-head {
    padding: 0 24px;
    margin-bottom: 18px;
    max-width: 1100px;
}

.era-row-title-link {
    display: inline-flex;
    align-items: baseline;
    gap: 14px;
    transition: opacity 0.3s var(--ease);
}

.era-row-title-link:hover { opacity: 0.7; }
.era-row-title-link:hover .era-row-arrow {
    transform: translateX(8px);
}

.era-row-num {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.25em;
    color: var(--fg-faint);
    align-self: center;
}

.era-row-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(32px, 8vw, 56px);
    line-height: 1;
    letter-spacing: -0.03em;
}

.era-row-arrow {
    font-size: clamp(20px, 4vw, 28px);
    color: var(--fg-dim);
    transition: transform 0.4s var(--ease);
}

.era-row-sub {
    margin-top: 6px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--fg-faint);
}

/* horizontal scrolling strip */
.era-strip {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 4px 24px 20px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.era-strip::-webkit-scrollbar { display: none; }

/* fade edges */
.era-strip {
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
            mask-image: linear-gradient(90deg, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
}

.era-photo {
    flex: 0 0 auto;
    width: 68vw;
    max-width: 320px;
    aspect-ratio: 3 / 4;
    border-radius: 18px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-2);
    scroll-snap-align: start;
    box-shadow: 0 12px 30px rgba(0,0,0,0.35);
    transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
    position: relative;
}

.era-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.35) 100%);
    opacity: 0;
    transition: opacity 0.4s var(--ease);
}

.era-photo:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.era-photo:hover::after { opacity: 1; }

@media (min-width: 640px) {
    .era-photo {
        width: 42vw;
        max-width: 360px;
    }
    .era-row-head {
        padding: 0 32px;
    }
    .era-strip {
        padding: 4px 32px 20px;
        gap: 16px;
        -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 32px, #000 calc(100% - 32px), transparent 100%);
                mask-image: linear-gradient(90deg, transparent 0, #000 32px, #000 calc(100% - 32px), transparent 100%);
    }
    .intro {
        padding: 100px 32px 40px;
    }
}

@media (min-width: 1000px) {
    .eras-list {
        gap: 80px;
        padding: 40px 0 120px;
    }
    .era-photo {
        width: 28vw;
        max-width: 380px;
    }
    .era-row-head {
        padding: 0 48px;
    }
    .era-strip {
        padding: 4px 48px 24px;
        gap: 20px;
        -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
                mask-image: linear-gradient(90deg, transparent 0, #000 48px, #000 calc(100% - 48px), transparent 100%);
    }
    .intro {
        padding: 120px 48px 60px;
    }
}

/* ============ FOOTER ============ */
.footer {
    padding: 60px 24px 100px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-text {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-size: 14px;
    letter-spacing: 0.2em;
    color: var(--fg-dim);
    margin-bottom: 6px;
}

.footer-sub {
    font-size: 12px;
    color: var(--fg-faint);
}

/* ============ COMBO SECTIONS (canciones/letras/tours) ============ */
.combo {
    padding: 60px 24px;
    max-width: 1600px;
    margin: 0 auto;
}

.combo-pair {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-radius: 22px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(255,255,255,0.025) 0%, rgba(255,255,255,0.01) 100%);
    border: 1px solid rgba(255,255,255,0.06);
}

.combo-divider {
    height: 1px;
    background: rgba(255,255,255,0.06);
    margin: 0;
}

.combo-block {
    padding: 40px 28px;
}

.combo-kicker {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--fg-faint);
    margin-bottom: 14px;
}

.combo-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(36px, 9vw, 68px);
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.combo-text {
    font-size: clamp(15px, 3.8vw, 17px);
    font-weight: 300;
    line-height: 1.6;
    color: rgba(255,255,255,0.72);
    max-width: 480px;
    margin-bottom: 26px;
}

.combo-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 18px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--fg);
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.combo-link:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.22);
}

.combo-link .combo-arrow {
    transition: transform 0.35s var(--ease);
}

.combo-link:hover .combo-arrow {
    transform: translateX(4px);
}

.combo-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.combo-link-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, #ff7a59, #e02f2f);
    box-shadow: 0 0 8px rgba(224, 47, 47, 0.6);
}

.combo-single .combo-block {
    padding: 0 0 32px 0;
    max-width: 720px;
}

/* ============ STATS CARD ============ */
.stats-card {
    margin-top: 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 22px;
    overflow: hidden;
}

.stat-item {
    padding: 30px 18px;
    background: #0c0c0c;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
    transition: background 0.4s var(--ease);
}

.stat-item:hover {
    background: #111;
}

.stat-num {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(36px, 10vw, 64px);
    letter-spacing: -0.03em;
    line-height: 0.95;
    display: inline-flex;
    align-items: baseline;
    font-variant-numeric: tabular-nums;
}

.stat-pre {
    font-size: 0.55em;
    font-weight: 500;
    color: var(--fg-dim);
    margin-right: 3px;
    align-self: flex-start;
    margin-top: 0.15em;
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--fg-faint);
}

/* ============ CHARTS SECTION (bottom CTA) ============ */
.charts-section {
    position: relative;
    margin: 60px 16px 80px;
    border-radius: 28px;
    overflow: hidden;
    padding: 80px 32px 90px;
    isolation: isolate;
    border: 1px solid rgba(255,255,255,0.08);
}

.charts-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(120% 80% at 50% 0%, rgba(255,255,255,0.06) 0%, transparent 60%),
        radial-gradient(80% 60% at 100% 100%, rgba(255,255,255,0.04) 0%, transparent 65%),
        linear-gradient(180deg, #0e0e0e 0%, #060606 100%);
}

.charts-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    background-position: -1px -1px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    pointer-events: none;
}

/* Sección del mapa: reusa el layout de charts pero con la imagen del mapa de
   fondo y un overlay oscuro para que el texto se lea. */
.map-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background-size: cover;
    background-position: center;
}
.map-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(95% 80% at 50% 0%, rgba(6, 6, 6, 0.30) 0%, transparent 55%),
        linear-gradient(180deg, rgba(6, 6, 6, 0.50) 0%, rgba(6, 6, 6, 0.38) 42%, rgba(6, 6, 6, 0.90) 100%);
    pointer-events: none;
}

.charts-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.charts-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(42px, 11vw, 96px);
    line-height: 0.9;
    letter-spacing: -0.04em;
    margin: 14px 0 22px;
}

.charts-text {
    font-size: clamp(15px, 3.8vw, 18px);
    font-weight: 300;
    line-height: 1.5;
    color: rgba(255,255,255,0.72);
    max-width: 480px;
    margin: 0 auto 36px;
}

.charts-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px 16px 28px;
    border-radius: 999px;
    background: var(--fg);
    color: #060606;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: transform 0.4s var(--ease), background 0.3s var(--ease);
}

.charts-cta:hover {
    transform: translateY(-2px);
    background: rgba(255,255,255,0.92);
}

.charts-cta-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #060606;
    color: var(--fg);
    font-size: 13px;
    transition: transform 0.4s var(--ease);
}

.charts-cta:hover .charts-cta-arrow {
    transform: translateX(4px);
}

@media (min-width: 820px) {
    .combo {
        padding: 100px 32px;
    }
    .combo-pair {
        flex-direction: row;
    }
    .combo-divider {
        width: 1px;
        height: auto;
        margin: 28px 0;
    }
    .combo-block {
        flex: 1;
        padding: 56px 44px;
    }
    .combo-single .combo-block {
        padding: 0 0 40px 0;
    }
    .stats-card { margin-top: 32px; }
    .stat-item { padding: 42px 20px; }
    .charts-section {
        margin: 80px 32px 120px;
        padding: 120px 48px 130px;
    }
}

@media (min-width: 1100px) {
    .combo { padding: 120px 48px; }
    .charts-section { margin: 100px 48px 140px; }
}

/* ============ featured navbar links ============ */
.topbar-link-chat,
.topbar-link-feature {
    color: var(--fg);
    font-weight: 600;
    margin-left: 8px;
}

.topbar-link-feature + .topbar-link-feature,
.topbar-link-feature + .topbar-link-chat {
    margin-left: 6px;
}

.topbar-link-chat::after,
.topbar-link-feature::after { display: none; }

.topbar-link-chat {
    background: linear-gradient(120deg, rgba(124,92,255,0.22), rgba(195,59,255,0.22));
    border: 1px solid rgba(160,120,255,0.45);
}

.topbar-link-chat:hover {
    background: linear-gradient(120deg, rgba(124,92,255,0.4), rgba(195,59,255,0.4));
    border-color: rgba(180,140,255,0.7);
}

.topbar-link-flaco {
    background: linear-gradient(120deg, rgba(1,30,246,0.22), rgba(1,30,246,0.12));
    border: 1px solid rgba(1,30,246,0.55);
}

.topbar-link-flaco:hover {
    background: linear-gradient(120deg, rgba(1,30,246,0.46), rgba(1,30,246,0.24));
    border-color: rgba(1,30,246,0.85);
}

.topbar-link-atp {
    background: linear-gradient(120deg, rgba(255,103,0,0.24), rgba(255,103,0,0.13));
    border: 1px solid rgba(255,103,0,0.58);
}

.topbar-link-atp:hover {
    background: linear-gradient(120deg, rgba(255,103,0,0.48), rgba(255,103,0,0.26));
    border-color: rgba(255,103,0,0.9);
}

/* ============ nsqkGPT — promo banner (index) ============ */
.chat-promo {
    position: relative;
    display: block;
    overflow: hidden;
    margin: 28px 18px 0;
    padding: 38px 26px;
    border-radius: 24px;
    background: linear-gradient(135deg, #14101f 0%, #1a1030 55%, #0e0a18 100%);
    border: 1px solid rgba(160,120,255,0.28);
    transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.chat-promo:hover { transform: translateY(-3px); border-color: rgba(180,140,255,0.5); }

.chat-promo-glow {
    position: absolute;
    top: -40%;
    right: -10%;
    width: 60%;
    height: 180%;
    background: radial-gradient(closest-side, rgba(150,90,255,0.45), transparent 70%);
    filter: blur(20px);
    pointer-events: none;
}

.chat-promo-content { position: relative; max-width: 620px; }

.chat-promo-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #d9c9ff;
    margin-bottom: 16px;
}
.chat-promo-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: #36d399; box-shadow: 0 0 10px #36d399;
}

.chat-promo-title {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(26px, 6vw, 42px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.chat-promo-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--fg-dim);
    font-weight: 300;
    margin-bottom: 22px;
}

.chat-promo-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 24px;
    border-radius: 999px;
    background: #fff;
    color: #0a0a0a;
    font-weight: 600;
    font-size: 14px;
}
.chat-promo-arrow { transition: transform 0.3s var(--ease); }
.chat-promo:hover .chat-promo-arrow { transform: translateX(4px); }

@media (min-width: 820px) {
    .chat-promo { margin: 36px 32px 0; padding: 56px 48px; }
}
@media (min-width: 1100px) {
    .chat-promo { margin: 44px 48px 0; }
}

/* ============ SITE FOOTER ============ */
.site-footer {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 64px 24px 56px;
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.footer-brand {
    font-family: 'Bricolage Grotesque', sans-serif;
    font-weight: 700;
    font-size: clamp(28px, 7vw, 48px);
    letter-spacing: -0.03em;
    line-height: 1;
}

.footer-brand-sub {
    display: block;
    margin-top: 12px;
    font-size: 14px;
    font-weight: 300;
    color: var(--fg-dim);
    letter-spacing: 0;
    max-width: 420px;
    line-height: 1.5;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.14);
    color: var(--fg);
    font-size: 14px;
    font-weight: 500;
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.footer-link:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-2px);
}

.footer-link .footer-link-arrow { color: var(--fg-faint); transition: transform 0.3s var(--ease); }
.footer-link:hover .footer-link-arrow { transform: translateX(4px); color: var(--fg); }
.footer-link svg { width: 17px; height: 17px; flex-shrink: 0; }

.footer-bottom {
    font-size: 12px;
    color: var(--fg-faint);
    letter-spacing: 0.04em;
}

@media (min-width: 820px) {
    .site-footer {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
        padding: 80px 32px 64px;
    }
    .footer-links { justify-content: flex-end; }
}

/* ============ ACCESSIBILITY ============ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .hero-bg {
        transform: scale(1);
    }
}