/* ============================================================================
   BIF — Landing Page · Estilos específicos
   ----------------------------------------------------------------------------
   Solo estilos que son exclusivos de public/index.html.
   El design system (tokens, base, components, utilities) ya cubre el resto.
   ============================================================================ */

/* ============================================================================
   HERO
   ============================================================================ */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 90px; /* offset del header fijo */
}

/* ── Fondo decorativo CSS (sin imagen externa, para mock Fase 1) ── */
.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    /* Aísla el stacking context para que los z-indexes de las capas
       internas (img/overlay/grad/rings) NO compitan con .hero__inner.
       Sin esto, .hero__bg-grad (z:2) terminaba arriba del contenido. */
    isolation: isolate;
}

/* ────────────────────────────────────────────────────────────────────────
   Capas del hero (de atrás hacia adelante):
     1. .hero__bg-img      → foto real BIF (oscurecida con filtros)
     2. .hero__bg-overlay  → gradient vertical negro (lectura del texto)
     3. .hero__bg-grad     → radiales rojos/dorados (tinte de marca)
     4. .hero__bg-rings    → octágono SVG decorativo
   ──────────────────────────────────────────────────────────────────────── */

/* 1. Imagen de fondo */
.hero__bg-img,
.hero__bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    /* Filtros: oscurecer sin perder atmósfera. brightness 0.55 + contraste
       leve realza la acción del video. Sin grayscale para preservar
       el rojo de la sangre BIF. */
    filter: brightness(0.55) contrast(1.15) saturate(0.9);
    z-index: 0;
    user-select: none;
    pointer-events: none;
}

/* Mientras carga, mostrar la imagen como background del wrapper.
   Así no hay parpadeo de "nada" durante los primeros milisegundos. */
.hero__bg {
    background-image: url('../shared/img/hero-fight.jpg');
    background-size: cover;
    background-position: 72% center;
}

/* ────────────────────────────────────────────────────────────────────────
   SWAP RESPONSIVE: imagen en desktop, video en móvil
   ──────────────────────────────────────────────────────────────────────── */

/* Por defecto (desktop-first aquí): mostrar imagen, ocultar video.
   La imagen horizontal de peleadores se ve perfecta en pantallas anchas. */
.hero__bg-img   { display: block; }
.hero__bg-video { display: none; }

/* Móvil (≤767px): el video vertical llena la pantalla vertical del teléfono. */
@media (max-width: 767px) {
    .hero__bg-img   { display: none; }
    .hero__bg-video { display: block; }
}

/* 2. Overlay vertical: más oscuro abajo donde están CTA + countdown */
.hero__bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 10, 10, 0.50) 0%,
        rgba(10, 10, 10, 0.65) 35%,
        rgba(10, 10, 10, 0.88) 70%,
        var(--bif-black) 100%
    );
    z-index: 1;
}

/* 3. Gradient de marca (rojos + dorado sutil) ENCIMA de la imagen */
.hero__bg-grad {
    position: absolute;
    inset: 0;
    z-index: 2;
    /* Ya no usamos un linear-gradient sólido como fondo base (eso lo aporta
       la imagen + overlay). Solo los radiales rojos/dorados de marca para
       que el hero "respire" el branding. */
    background:
        radial-gradient(ellipse 70% 50% at 50% -10%,  rgba(193, 18, 31, 0.45), transparent 65%),
        radial-gradient(ellipse 90%  40% at 100% 100%, rgba(212, 175, 55, 0.08), transparent 55%),
        radial-gradient(ellipse 70% 70% at 0% 80%,    rgba(193, 18, 31, 0.18), transparent 55%);
    pointer-events: none;
    /* Promovemos a su propia capa de composición para que las
       transformaciones del parallax sean cheap (transform-only). */
    will-change: transform;
}

/* Octágono estilizado detrás del texto. Reemplazamos los clip-path con
   un SVG inline ligero: una pintura única vs dos clip-path complejos. */
.hero__bg-rings {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    overflow: hidden;
    opacity: 0.07;
    pointer-events: none;
}

.hero__bg-rings::before {
    content: "";
    position: absolute;
    right: -10%;
    top: 50%;
    width: min(90vw, 780px);
    height: min(90vw, 780px);
    transform: translateY(-50%);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' fill='none' stroke='%23E8E8E8' stroke-width='0.4'><polygon points='30,2 70,2 98,30 98,70 70,98 30,98 2,70 2,30'/><polygon points='35,12 65,12 88,35 88,65 65,88 35,88 12,65 12,35'/></svg>");
    background-repeat: no-repeat;
    background-size: contain;
}

/* .hero__bg-noise eliminado: el body ya aporta el grano global */
.hero__bg-noise { display: none; }

/* ── Contenido ── */
.hero__inner {
    position: relative;
    z-index: 1;
    padding-block: var(--sp-10) var(--sp-12);
    display: flex;
    flex-direction: column;
    gap: var(--sp-6);
    max-width: 1000px;
}

.hero__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-4);
}

.hero__edition {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-widest);
    text-transform: uppercase;
    color: var(--bif-ash);
}

.hero__title {
    display: flex;
    flex-direction: column;
    gap: 0;
    font-family: var(--font-display);
    font-size: var(--fs-mega);
    line-height: 0.88;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: var(--bif-white);
    pointer-events: none;
}

.hero__title-row {
    display: block;
    /* Efecto de aparición con clip */
    overflow: hidden;
}

.hero__title-row--accent {
    color: transparent;
    -webkit-text-stroke: 2px var(--bif-fire);
    text-shadow: var(--bif-glow-red);
}

@media (min-width: 768px) {
    .hero__title-row--accent {
        -webkit-text-stroke: 3px var(--bif-fire);
    }
}

.hero__tagline {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--bif-ash);
    max-width: 55ch;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    align-items: center;
}

.hero__countdown {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    margin-top: var(--sp-3);
}

.hero__countdown-label {
    margin-bottom: var(--sp-1);
}

/* ── Scroll indicator ── */
.hero__scroll {
    position: absolute;
    bottom: var(--sp-7);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-2);
    color: var(--bif-ash);
    text-decoration: none;
    transition: color var(--dur-fast) var(--ease-out);
}

.hero__scroll:hover {
    color: var(--bif-fire);
}

.hero__scroll-text {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-widest);
    text-transform: uppercase;
    writing-mode: vertical-rl;
}

.hero__scroll-line {
    display: block;
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, currentColor, transparent);
    animation: hero-scroll-line 2s var(--ease-out) infinite;
}

@keyframes hero-scroll-line {
    0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
    50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
    51%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
    100% { transform: scaleY(0); transform-origin: bottom; opacity: 0.3; }
}

/* ============================================================================
   FIGHT CARD (peleas del evento)
   ============================================================================ */
.bif-fights {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: var(--border-thin);
}

.bif-fights__row {
    padding: var(--sp-4) var(--sp-5);
    border-bottom: var(--border-thin);
    transition: background var(--dur-fast) var(--ease-out);
}

.bif-fights__row:last-child {
    border-bottom: none;
}

.bif-fights__row:hover {
    background: var(--bif-graphite);
}

.bif-fights__row--main {
    background: rgba(193, 18, 31, 0.06);
    border-left: 3px solid var(--bif-blood);
}

.bif-fights__row--main:hover {
    background: rgba(193, 18, 31, 0.12);
}

.bif-fights__weight {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--bif-fire);
    margin-bottom: var(--sp-2);
}

.bif-fights__pair {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}

.bif-fights__fighter {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    color: var(--bif-white);
    letter-spacing: var(--ls-wide);
    flex: 1;
}

.bif-fights__fighter:last-child {
    text-align: right;
}

.bif-fights__vs {
    font-family: var(--font-display);
    font-size: var(--fs-base);
    color: var(--bif-blood);
    letter-spacing: var(--ls-widest);
    flex-shrink: 0;
}

.bif-fights__row--more {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--bif-ash);
    text-align: center;
}

/* ============================================================================
   SECCIÓN SOBRE / MANIFIESTO
   ============================================================================ */
.sobre {
    text-align: center;
    background: linear-gradient(
        180deg,
        rgba(193, 18, 31, 0.05) 0%,
        transparent 50%
    );
    border-top: var(--border-thin);
    border-bottom: var(--border-thin);
}

.sobre__title {
    font-size: var(--fs-4xl);
    line-height: 1.05;
    margin-block: var(--sp-6);
}

.sobre__lead {
    max-width: 55ch;
    margin-inline: auto;
    color: var(--bif-ash);
    font-size: var(--fs-lg);
}

/* ============================================================================
   NEWSLETTER
   ============================================================================ */
.newsletter {
    position: relative;
    overflow: hidden;
}

.newsletter__card {
    position: relative;
    background: var(--bif-charcoal);
    border: var(--border-thin);
    padding: clamp(2.5rem, 7vw, 5rem);
    text-align: center;
    overflow: hidden;
}

/* Decoración corner top-left */
.newsletter__decor {
    position: absolute;
    top: 0;
    left: 0;
    width: 200px;
    height: 200px;
    background:
        radial-gradient(circle at 0 0, rgba(193, 18, 31, 0.35), transparent 70%);
    pointer-events: none;
}

.newsletter__card::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background:
        radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.12), transparent 70%);
    pointer-events: none;
}

.newsletter__title {
    font-size: var(--fs-3xl);
    margin-block: var(--sp-4) var(--sp-5);
}

.newsletter__lead {
    max-width: 48ch;
    margin-inline: auto;
    color: var(--bif-ash);
    margin-bottom: var(--sp-7);
}

.newsletter__form {
    max-width: 520px;
    margin-inline: auto;
    position: relative;
    z-index: 1;
}

.newsletter__legal {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-wide);
    color: var(--bif-smoke);
    margin-top: var(--sp-4);
}

.newsletter__legal a {
    color: var(--bif-ash);
    text-decoration: underline;
}

/* ============================================================================
   REVEAL ANIMATIONS (controladas con IntersectionObserver en utils.js)
   ============================================================================ */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity  var(--dur-slow)   var(--ease-out),
        transform var(--dur-slow)  var(--ease-out);
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Cascada para grids */
.bif-event-grid [data-reveal],
.bif-stats [data-reveal] {
    transition-delay: calc(var(--reveal-i, 0) * 80ms);
}

/* ============================================================================
   MOBILE MENU OVERLAY
   ============================================================================ */
.mobile-menu {
    position: fixed;
    inset: 0;
    /* Sin backdrop-filter: en mobile (donde aplica) el blur fullscreen
       tirava el framerate al abrir/cerrar. Fondo sólido casi opaco. */
    background: rgba(10, 10, 10, 0.98);
    z-index: calc(var(--z-header) + 10);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sp-5);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-base) var(--ease-out);
}

.mobile-menu.is-open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu__close {
    position: absolute;
    top: var(--sp-5);
    right: var(--sp-5);
    padding: var(--sp-3);
    color: var(--bif-bone);
    background: none;
    border: none;
}

.mobile-menu__link {
    font-family: var(--font-display);
    font-size: var(--fs-3xl);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--bif-white);
    transition:
        color var(--dur-fast) var(--ease-out),
        transform var(--dur-fast) var(--ease-impact);
}

.mobile-menu__link:hover {
    color: var(--bif-fire);
    transform: skewX(-3deg);
}

/* ============================================================================
   RESPONSIVE AJUSTES ESPECÍFICOS DE LANDING
   ============================================================================ */
@media (max-width: 639px) {
    .hero__title {
        /* En móvil reduce un poco el tamaño base para que "Bad" no desborde */
        font-size: clamp(3.8rem, 20vw, 6rem);
    }

    .hero__scroll { display: none; }
}

@media (min-width: 640px) and (max-width: 767px) {
    .hero__title {
        font-size: clamp(5rem, 22vw, 8rem);
    }
}

@media (min-width: 1280px) {
    .hero__inner {
        padding-block: var(--sp-12) var(--sp-12);
    }
}

/* ============================================================================
   PUNTOS DE VENTA FÍSICOS (Caborca)
   ----------------------------------------------------------------------------
   Grid de 5 gimnasios con un número grande estilo "tally count" + nombre.
   En desktop son 5 columnas, en tablet 2-3, en móvil 1. Diseño minimal con
   borde sutil y hover que invierte fondo/color.
   ============================================================================ */
.puntos-venta__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sp-3);
}

@media (min-width: 640px)  { .puntos-venta__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .puntos-venta__grid { grid-template-columns: repeat(5, 1fr); } }

.punto-venta {
    position: relative;
    padding: var(--sp-6) var(--sp-5);
    background: var(--bif-charcoal);
    border: var(--border-thin);
    transition:
        background var(--dur-base) var(--ease-out),
        border-color var(--dur-base) var(--ease-out),
        transform var(--dur-base) var(--ease-out);
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    min-height: 180px;
}

.punto-venta:hover {
    background: var(--bif-iron);
    border-color: var(--bif-blood);
    transform: translateY(-3px);
}

.punto-venta__num {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-widest);
    color: var(--bif-fire);
    text-transform: uppercase;
}

.punto-venta__name {
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    color: var(--bif-white);
    line-height: 1;
    letter-spacing: var(--ls-wide);
    margin-top: auto;
}

.punto-venta__city {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--bif-ash);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    margin-top: var(--sp-1);
}

/* Card ahora es <button> — anular estilos default del browser */
button.punto-venta {
    text-align: left;
    cursor: pointer;
    font: inherit;
    color: inherit;
    width: 100%;
}

/* "Ver detalles →" CTA (visible al hover) */
.punto-venta__cta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: var(--sp-3);
    padding-top: var(--sp-2);
    border-top: 1px dashed var(--bif-graphite);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--bif-fire);
    transition: gap var(--dur-base) var(--ease-out);
}

.punto-venta:hover .punto-venta__cta {
    gap: 12px;
    color: var(--bif-blood);
}

/* ============================================================================
   MODAL: Detalle de punto de venta
   ============================================================================ */
.punto-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sp-4);
    animation: punto-modal-in 0.25s ease-out;
}

@keyframes punto-modal-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.punto-modal[hidden] { display: none; }

.punto-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.punto-modal__panel {
    position: relative;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bif-charcoal);
    border: 2px solid var(--bif-blood);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6);
    animation: punto-modal-slide 0.3s var(--ease-out);
}

@keyframes punto-modal-slide {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.punto-modal__close {
    position: absolute;
    top: var(--sp-3);
    right: var(--sp-3);
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--bif-graphite);
    color: var(--bif-bone);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--dur-fast) var(--ease-out);
    z-index: 2;
}

.punto-modal__close:hover {
    color: var(--bif-fire);
    border-color: var(--bif-fire);
}

.punto-modal__close svg { width: 16px; height: 16px; }

.punto-modal__head {
    padding: var(--sp-6) var(--sp-5) var(--sp-4);
    border-bottom: 1px solid var(--bif-graphite);
    background: var(--bif-black);
}

.punto-modal__title {
    font-family: var(--font-display);
    font-size: var(--fs-3xl);
    color: var(--bif-white);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    line-height: 1;
    margin: var(--sp-2) 0 var(--sp-2);
}

.punto-modal__city {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--bif-ash);
    letter-spacing: var(--ls-widest);
    text-transform: uppercase;
    margin: 0;
}

.punto-modal__body {
    padding: var(--sp-5);
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
}

.punto-modal__field[hidden] { display: none; }

.punto-modal__field-label {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: var(--ls-widest);
    text-transform: uppercase;
    color: var(--bif-ash);
    margin-bottom: var(--sp-2);
}

.punto-modal__field-value {
    font-size: var(--fs-base);
    color: var(--bif-bone);
    line-height: 1.55;
    margin: 0;
}

.punto-modal__field-value--link {
    color: var(--bif-fire);
    text-decoration: none;
    transition: color var(--dur-fast) var(--ease-out);
}

.punto-modal__field-value--link:hover {
    color: var(--bif-blood);
    text-decoration: underline;
}

.punto-modal__actions {
    padding: var(--sp-4) var(--sp-5) var(--sp-6);
    display: flex;
    gap: var(--sp-3);
    border-top: 1px solid var(--bif-graphite);
    flex-wrap: wrap;
}

.punto-modal__actions .bif-btn {
    flex: 1 1 auto;
    min-width: 0;
    justify-content: center;
}

@media (max-width: 480px) {
    .punto-modal__panel { max-width: 100%; }
    .punto-modal__head { padding: var(--sp-5) var(--sp-4) var(--sp-3); }
    .punto-modal__body { padding: var(--sp-4); }
    .punto-modal__title { font-size: var(--fs-2xl); }
}