/* =========================================================
   MANGAVERSO · style.css
   Metodología BEM · Mobile-First · Sin dependencias externas
   ========================================================= */

/* ---------- 1. VARIABLES / TEMA ---------- */
:root {
  --color-bg: #0e0e12;
  --color-bg-elevated: #17171d;
  --color-bg-card: #1c1c24;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #f2f2f5;
  --color-text-muted: #9797a3;
  --color-accent: #ff3b5c;
  --color-accent-soft: rgba(255, 59, 92, 0.15);
  --color-accent-2: #3bd1ff;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --header-height: 60px;
  --max-width: 1200px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.45);
  --transition: 180ms ease;
}

/* Modo claro opcional, activado con [data-theme="light"] en <html> */
[data-theme="light"] {
  --color-bg: #f4f4f7;
  --color-bg-elevated: #ffffff;
  --color-bg-card: #ffffff;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-text: #15151a;
  --color-text-muted: #5c5c66;
  --color-accent-soft: rgba(255, 59, 92, 0.1);
}

/* ---------- 2. RESET BÁSICO ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  transition: background-color var(--transition), color var(--transition);
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input {
  font-family: inherit;
}

::selection {
  background: var(--color-accent);
  color: #fff;
}

/* ---------- 3. UTILIDADES / LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ===========================================================
   HEADER — .header
   =========================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(14, 14, 18, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .header {
  background: rgba(255, 255, 255, 0.85);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.header__logo-mark {
  color: var(--color-accent);
  font-size: 1.4rem;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--color-text);
  transition: background var(--transition);
  font-size: 1.1rem;
}

.header__icon-btn:hover,
.header__icon-btn:focus-visible {
  background: var(--color-bg-card);
}

/* ---------- Buscador ---------- */
.search {
  position: relative;
  flex: 1;
  max-width: 420px;
  margin: 0 8px;
}

.search__input {
  width: 100%;
  height: 38px;
  padding: 0 36px 0 14px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}

.search__input::placeholder {
  color: var(--color-text-muted);
}

.search__input:focus {
  border-color: var(--color-accent);
}

.search__icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
  font-size: 0.95rem;
}

.search__results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 60vh;
  overflow-y: auto;
  display: none;
  z-index: 200;
}

.search__results--visible {
  display: block;
}

.search__result-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.search__result-item:last-child {
  border-bottom: none;
}

.search__result-item:hover {
  background: var(--color-bg-card);
}

.search__result-cover {
  width: 36px;
  height: 52px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-bg-card);
}

.search__result-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.search__result-title {
  font-size: 0.88rem;
  font-weight: 600;
}

.search__result-tags {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.search__empty {
  padding: 14px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ===========================================================
   HERO / FILTROS — .filters
   =========================================================== */
.filters {
  padding: 18px 0 6px;
}

.filters__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: none;
}

.filters__list::-webkit-scrollbar {
  display: none;
}

.filters__chip {
  flex-shrink: 0;
  padding: 7px 16px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
  white-space: nowrap;
}

.filters__chip:hover {
  color: var(--color-text);
}

.filters__chip--active {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: var(--color-accent);
  font-weight: 600;
}

/* ===========================================================
   CATÁLOGO — .catalog / .card
   =========================================================== */
.catalog {
  padding: 16px 0 60px;
}

.catalog__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.catalog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (min-width: 480px) {
  .catalog__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
  }
}

@media (min-width: 768px) {
  .catalog__grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .catalog__grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-card);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover,
.card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__cover-wrap {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: var(--color-bg-elevated);
}

.card__cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.card:hover .card__cover {
  transform: scale(1.05);
}

.card__badge {
  position: absolute;
  top: 6px;
  left: 6px;
  padding: 2px 8px;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #fff;
  letter-spacing: 0.4px;
}

.card__badge--complete {
  background: var(--color-accent-2);
  color: #06222b;
}

.card__body {
  padding: 8px 8px 10px;
}

.card__title {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  margin-top: 4px;
  font-size: 0.68rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.catalog__empty {
  text-align: center;
  padding: 60px 16px;
  color: var(--color-text-muted);
}

/* ===========================================================
   FOOTER — .footer
   =========================================================== */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 0 40px;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.footer__age-notice {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  margin-bottom: 14px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 14px;
}

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

.footer__disclaimer {
  line-height: 1.6;
  max-width: 720px;
}

/* ===========================================================
   PÁGINAS LEGALES — .legal
   =========================================================== */
.legal {
  padding: 32px 0 60px;
}

.legal__title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.legal__updated {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  margin-bottom: 24px;
}

.legal__section {
  margin-bottom: 22px;
}

.legal__heading {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-accent);
}

.legal__text {
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.legal__text strong {
  color: var(--color-text);
}

.legal__list {
  margin: 8px 0 8px 18px;
  color: var(--color-text-muted);
}

.legal__list li {
  list-style: disc;
  margin-bottom: 6px;
}

.legal__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.88rem;
}

/* ===========================================================
   AGE GATE — .age-gate (verificación de edad +18)
   =========================================================== */
html.age-gate-active {
  overflow: hidden;
}

.age-gate[hidden] {
  display: none;
}

.age-gate {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(5, 5, 7, 0.96);
  backdrop-filter: blur(6px);
}

.age-gate__card {
  width: 100%;
  max-width: 440px;
  padding: 32px 26px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.age-gate__icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.age-gate__title {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--color-accent);
}

.age-gate__text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.age-gate__text a {
  color: var(--color-text);
  text-decoration: underline;
}

.age-gate__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.age-gate__btn {
  padding: 13px 18px;
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: 0.92rem;
  transition: transform var(--transition), filter var(--transition);
}

.age-gate__btn:hover {
  transform: translateY(-2px);
}

.age-gate__btn--enter {
  background: linear-gradient(135deg, var(--color-accent), #c21338);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 59, 92, 0.35);
}

.age-gate__btn--exit {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

/* ===========================================================
   LECTOR — .reader
   =========================================================== */
.reader {
  min-height: 100vh;
  background: #000;
  color: #f2f2f5;
  display: flex;
  flex-direction: column;
}

.reader__header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  height: 54px;
  padding: 0 12px;
  background: rgba(10, 10, 12, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 220ms ease;
}

.reader__header--hidden {
  transform: translateY(-100%);
}

.reader__back {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
}

.reader__title-group {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.reader__manga-title {
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reader__chapter-select {
  margin-top: 2px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 6px;
  max-width: 100%;
}

.reader__tools {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.reader__tool-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  font-size: 1rem;
  transition: background var(--transition);
}

.reader__tool-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ---- Área de lectura ---- */
.reader__viewport {
  position: relative;
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.reader__pages {
  display: flex;
  flex-direction: column;
  align-items: center;
  filter: brightness(var(--reader-brightness, 1));
  transition: filter var(--transition);
}

.reader__page {
  width: 100%;
  max-width: 760px;
  height: auto;
  background: #111;
}

.reader__page--locked {
  filter: blur(18px) brightness(0.6);
  user-select: none;
  pointer-events: none;
}

/* ===========================================================
   PAYWALL — .paywall (muro de contenido / monetización local)
   =========================================================== */
.paywall {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 45;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 16px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.92) 18%);
}

.paywall__card {
  width: 100%;
  max-width: 420px;
  padding: 24px 22px 28px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated, #17171d);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.paywall__eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.paywall__title {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: #fff;
}

.paywall__text {
  font-size: 0.85rem;
  line-height: 1.5;
  color: #a0a0aa;
  margin-bottom: 20px;
}

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

.paywall__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: 0.88rem;
  transition: transform var(--transition), filter var(--transition);
}

.paywall__btn:hover {
  transform: translateY(-2px);
}

.paywall__btn--free {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.paywall__btn--paid {
  background: linear-gradient(135deg, var(--color-accent), #c21338);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 59, 92, 0.35);
}

.reader__page-counter {
  position: fixed;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 0.72rem;
  padding: 4px 12px;
  border-radius: var(--radius-lg);
  z-index: 40;
  pointer-events: none;
}

/* Zonas táctiles invisibles para paginación */
.reader__tap-zone {
  position: fixed;
  top: 54px;
  bottom: 0;
  width: 25%;
  z-index: 30;
}

.reader__tap-zone--left {
  left: 0;
}

.reader__tap-zone--right {
  right: 0;
}

/* ---- Panel de brillo ---- */
.reader__brightness-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px calc(14px + env(safe-area-inset-bottom));
  background: rgba(10, 10, 12, 0.95);
  backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  transform: translateY(100%);
  transition: transform 220ms ease;
}

.reader__brightness-panel--visible {
  transform: translateY(0);
}

.reader__brightness-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.reader__brightness-slider {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.2);
  outline: none;
}

.reader__brightness-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
}

/* ---- Fin de capítulo / Siguiente ---- */
.reader__end[hidden] {
  display: none;
}

.reader__end {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 50px 20px 70px;
  text-align: center;
}

.reader__end-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.reader__end-text {
  font-size: 0.85rem;
  color: #a0a0aa;
  max-width: 320px;
}

.reader__next-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent), #c21338);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  box-shadow: 0 8px 24px rgba(255, 59, 92, 0.35);
  transition: transform var(--transition);
}

.reader__next-btn:hover {
  transform: translateY(-2px);
}

.reader__end-secondary {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.reader__end-link {
  font-size: 0.78rem;
  color: #a0a0aa;
  text-decoration: underline;
}

/* ---- Estado de carga / error ---- */
.reader__status[hidden] {
  display: none;
}

.reader__status {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 70vh;
  padding: 20px;
  text-align: center;
  color: #a0a0aa;
}

.reader__spinner {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--color-accent);
  animation: spin 800ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (min-width: 768px) {
  .reader__tap-zone {
    width: 18%;
  }
}