/* =========================================================
   MARCO BRUNENGO — Web de autor
   Hoja de estilos global
   ========================================================= */

:root {
  --bg: #121212;
  --bg-container: #1a1a1a;
  --bg-container-alt: #1f1f1f;
  --text: #e0e0e0;
  --text-muted: #a3a3a3;
  --accent: #8b0000;
  --accent-light: #b13030;
  --border: #2b2b2b;

  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Lato', 'Helvetica Neue', Arial, sans-serif;

  --container-w: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.wrap {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: #f5f5f5;
  margin: 0 0 0.5em;
  line-height: 1.25;
}

h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1.2em; color: var(--text); }

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: 0.9em;
  display: inline-block;
}

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

.italic-quote {
  font-family: var(--font-display);
  font-style: italic;
  color: #f0e6e6;
}

hr.rule {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* ---------- Botones ---------- */

.btn {
  display: inline-block;
  padding: 14px 30px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

.btn-primary {
  background: var(--accent);
  color: #f5eeee;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent-light);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--accent-light);
  border: none;
  padding: 0;
  text-transform: none;
  font-weight: 700;
  letter-spacing: 0;
}
.btn-ghost:after { content: " →"; }

.btn[disabled], .btn.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ---------- Cabecera ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 18, 18, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #f5f5f5;
  font-weight: 700;
}
.logo span { color: var(--accent-light); }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 2.2rem;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: #fff;
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  width: 42px;
  height: 42px;
  border-radius: 2px;
  font-size: 1.2rem;
  cursor: pointer;
}

@media (max-width: 780px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: var(--bg-container);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .main-nav.is-open { max-height: 320px; }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 20px;
  }
  .main-nav li { border-bottom: 1px solid var(--border); }
  .main-nav a { display: block; padding: 14px 0; }
}

/* ---------- Hero genérico (páginas interiores) ---------- */

.page-hero {
  padding: 70px 0 50px;
  border-bottom: 1px solid var(--border);
}
.page-hero p.lead {
  max-width: 640px;
  color: var(--text-muted);
  font-size: 1.08rem;
}

/* ---------- Hero Home ---------- */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 20%;
  filter: blur(3px) brightness(0.32) saturate(0.9);
  transform: scale(1.08);
}

.hero-bg::after { content: ""; }

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18,18,18,0.55) 0%, rgba(18,18,18,0.75) 55%, #121212 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-content .eyebrow { color: var(--accent-light); }

.hero-content h1 {
  margin-bottom: 0.4em;
}

.hero-content .subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.2em;
  font-family: var(--font-display);
  font-style: italic;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- Secciones genéricas ---------- */

section { padding: 5.5rem 0; }
section.tight { padding: 3.5rem 0; }
section.alt { background: var(--bg-container); }

.section-head {
  max-width: 680px;
  margin-bottom: 2.6rem;
}

/* ---------- Libro destacado (home) ---------- */

.featured-book {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3.5rem;
  align-items: center;
}

.featured-book img {
  border: 1px solid var(--border);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}

.featured-book .kicker {
  color: var(--accent-light);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  font-weight: 700;
}

@media (max-width: 780px) {
  .featured-book { grid-template-columns: 1fr; text-align: left; }
  .featured-book img { max-width: 240px; }
}

/* ---------- Bloque "Por dónde empezar" ---------- */

.starter-block {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--bg-container);
  border: 1px solid var(--border);
  padding: 2.6rem;
}

.starter-block img { box-shadow: 0 20px 40px -15px rgba(0,0,0,0.6); }

@media (max-width: 700px) {
  .starter-block { grid-template-columns: 1fr; text-align: left; padding: 1.8rem; }
  .starter-block img { max-width: 200px; }
}

/* ---------- Grid genérico de tarjetas ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.2rem;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.2rem;
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--bg-container);
  border: 1px solid var(--border);
  padding: 2rem;
}
.feature-card h3 { color: var(--accent-light); font-size: 1.1rem; }

/* ---------- Tarjetas de libro (página Libros) ---------- */

.book-card {
  background: var(--bg-container);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.book-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.book-card .cover { border-bottom: 1px solid var(--border); overflow: hidden; }
.book-card .cover img { width: 100%; }
.book-card .card-body { padding: 1.6rem; display: flex; flex-direction: column; flex: 1; }
.book-card .tag {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: 0.6em;
}
.book-card h3 { margin-bottom: 0.25em; font-size: 1.25rem; }
.book-card .subt { font-family: var(--font-display); font-style: italic; color: var(--text-muted); margin-bottom: 0.8em; font-size: 0.95rem; }
.book-card p.desc { color: var(--text-muted); font-size: 0.95rem; flex: 1; }
.book-card .card-cta { margin-top: 1rem; }

.book-card.dimmed {
  opacity: 0.55;
  filter: grayscale(1);
}
.book-card.dimmed:hover { transform: none; border-color: var(--border); }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 2.6rem;
}
.filter-pill {
  padding: 8px 18px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  background: transparent;
  font-family: var(--font-body);
}
.filter-pill.active,
.filter-pill:hover {
  border-color: var(--accent);
  color: #fff;
}

.books-subhead {
  margin: 3.5rem 0 1.6rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

/* ---------- Ficha de libro ---------- */

.book-hero {
  padding: 4.5rem 0 3rem;
  border-bottom: 1px solid var(--border);
}
.book-hero .grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 3.5rem;
}
@media (max-width: 800px) {
  .book-hero .grid { grid-template-columns: 1fr; }
  .book-hero .cover-col { max-width: 260px; margin: 0 auto; }
}
.book-hero .cover-col img {
  border: 1px solid var(--border);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.65);
}
.book-hero .genre-tags {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: 0.8em;
}
.book-hero .subtitle {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--text-muted);
  font-size: 1.2rem;
  margin-bottom: 1em;
}
.impact-phrase {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.25rem;
  color: #f0e6e6;
  border-left: 3px solid var(--accent);
  padding-left: 1.1rem;
  margin: 1.4rem 0;
}
.book-hero .buy-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.6rem;
}

.meta-table {
  margin-top: 2rem;
  border-top: 1px solid var(--border);
  padding-top: 1.2rem;
  font-size: 0.9rem;
}
.meta-table dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 1.2rem;
  margin: 0;
}
.meta-table dt { color: var(--text-muted); }
.meta-table dd { margin: 0; }

.two-col {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3.5rem;
}
@media (max-width: 850px) {
  .two-col { grid-template-columns: 1fr; }
}

.like-if ul { padding-left: 1.1rem; margin: 0; }
.like-if li { margin-bottom: 0.6em; color: var(--text-muted); }

.related-books {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.related-books a { width: 130px; }
.related-books img { border: 1px solid var(--border); }
.related-books .title { font-size: 0.82rem; margin-top: 0.5em; color: var(--text-muted); }

/* ---------- Fragmento de lectura ---------- */

.fragment {
  background: var(--bg-container);
  border: 1px solid var(--border);
  padding: 3rem;
}
.fragment h2 { margin-bottom: 0.2em; }
.fragment .fragment-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 700;
  margin-bottom: 1.6em;
  display: block;
}
.fragment .fragment-text p { text-align: left; }
.fragment .fragment-text p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.2rem;
  float: left;
  line-height: 0.8;
  padding: 0.08em 0.1em 0 0;
  color: var(--accent-light);
}

.fragment-pending {
  background: var(--bg-container);
  border: 1px dashed var(--border);
  padding: 2.6rem;
  text-align: center;
  color: var(--text-muted);
}
.fragment-pending .fragment-label { display:block; margin-bottom: .6em; }

/* ---------- Página de relato completo ---------- */

.story-reader {
  max-width: 720px;
  margin: 0 auto;
}
.story-reader p { text-align: left; font-size: 1.05rem; }
.story-reader p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.4rem;
  float: left;
  line-height: 0.8;
  padding: 0.08em 0.12em 0 0;
  color: var(--accent-light);
}
.story-meta-row {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 2.2rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--border);
}
.story-meta-row span.accent { color: var(--accent-light); }
.story-end-cta {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}


.bio-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3.5rem;
}
@media (max-width: 800px) {
  .bio-layout { grid-template-columns: 1fr; }
  .bio-layout .photo-col { max-width: 260px; margin: 0 auto; }
}
.bio-layout img {
  filter: grayscale(0.3);
  border: 1px solid var(--border);
}
.pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.5rem;
  color: #f0e6e6;
  border-left: 3px solid var(--accent);
  padding-left: 1.2rem;
  margin: 2.4rem 0;
}

/* ---------- Relatos ---------- */

.story-card {
  background: var(--bg-container);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.story-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.story-card .meta {
  display: flex;
  gap: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.9em;
}
.story-card .meta span { color: var(--accent-light); }

/* ---------- Newsletter ---------- */

.newsletter-block {
  background: linear-gradient(155deg, #1a1a1a 0%, #201414 100%);
  border: 1px solid var(--border);
  padding: 3.2rem;
  text-align: center;
}
.newsletter-block .section-head { margin: 0 auto 1.8rem; text-align: center; }
.newsletter-form {
  display: flex;
  gap: 0.8rem;
  max-width: 460px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px 16px;
  font-family: var(--font-body);
}
.newsletter-note { font-size: 0.8rem; color: var(--text-muted); margin-top: 1rem; }

/* ---------- Formulario de contacto ---------- */

.contact-form {
  display: grid;
  gap: 1.4rem;
  max-width: 620px;
}
.contact-form label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5em;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: var(--bg-container);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 15px;
  font-family: var(--font-body);
  font-size: 0.98rem;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent-light);
}
.contact-form textarea { min-height: 160px; resize: vertical; }
.form-note { font-size: 0.82rem; color: var(--text-muted); }
.form-status { font-size: 0.9rem; margin-top: 0.6rem; }
.form-status.ok { color: #7fbf7f; }
.form-status.err { color: #d98080; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 3.5rem 0 2.5rem;
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-grid h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1em;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 0.6em; }
.footer-grid a { color: var(--text-muted); font-size: 0.92rem; }
.footer-grid a:hover { color: var(--accent-light); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.6rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: #6b6b6b;
}

/* ---------- Utilidades ---------- */

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.small { font-size: 0.85rem; }

.breadcrumb {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.4rem;
}
.breadcrumb a:hover { color: var(--accent-light); }