/*
Theme Name:  Olimpia Ruiz 2025
Theme URI:   https://www.olimpiaruiz.com
Description: Tema custom per il sito di Olimpia Ruiz di Altamirano, scrittrice di libri per bambini.
Author:      Sviluppatore Custom
Version:     1.0.1
Text Domain: olimpia-ruiz
*/

/* ================================================================
   VARIABILI — Design System
   ================================================================ */
:root {
  /* Palette */
  --color-pesca:        #FF8C69;
  --color-pesca-light:  #FFF0EB;
  --color-giallo:       #FFD166;
  --color-giallo-light: #FFFBF0;
  --color-menta:        #06D6A0;
  --color-menta-light:  #E6FAF5;
  --color-corallo:      #EF476F;
  --color-corallo-light:#FDE8EE;
  --color-blu-notte:    #2D3561;
  --color-bianco:       #FFFDF7;
  --color-crema:        #FFF8F0;
  --color-grigio-caldo: #F5EDE0;
  --color-testo:        #2C2416;
  --color-testo-soft:   #6B5B47;
  --color-bordo:        #E8DDD0;

  /* Tipografia */
  --font-display: Baloo 2, cursive;
  --font-body:    Lora, serif;
  --font-ui:      Baloo 2, cursive;

  /* Scale tipografica */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Spaziature */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border radius */
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   32px;
  --radius-pill: 100px;

  /* Ombre */
  --shadow-sm:   0 2px 8px rgba(44,36,22,.06);
  --shadow-card: 0 4px 20px rgba(44,36,22,.08);
  --shadow-hover:0 8px 32px rgba(44,36,22,.16);
  --shadow-lg:   0 16px 48px rgba(44,36,22,.12);

  /* Layout */
  --container-max: 1200px;
  --container-pad: var(--space-6);

  /* Transizioni */
  --transition: 0.25s ease;
}

/* ================================================================
   RESET + BASE
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-testo);
  background: var(--color-bianco);
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }

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

ul, ol { list-style: none; }

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ================================================================
   TIPOGRAFIA
   ================================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-testo);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl)); }
h3 { font-size: clamp(var(--text-xl),  3vw, var(--text-2xl)); }
h4 { font-size: var(--text-xl); }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

.text-muted { color: var(--color-testo-soft); }
.text-center { text-align: center; }

/* ================================================================
   LAYOUT
   ================================================================ */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container--narrow { max-width: 760px; }
.container--wide   { max-width: 1400px; }

.section {
  padding-block: var(--space-20);
}
.section--sm { padding-block: var(--space-12); }
.section--lg { padding-block: var(--space-32); }

.section--crema  { background: var(--color-crema); }
.section--giallo { background: var(--color-giallo-light); }
.section--dark   { background: var(--color-blu-notte); color: #fff; }
.section--dark h2, .section--dark h3 { color: #fff; }

/* Griglia libri */
.grid-libri {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-libri { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .grid-libri { grid-template-columns: repeat(4, 1fr); }
}

/* Griglia 3 colonne */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 640px)  { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* ================================================================
   COMPONENTI — Bottoni
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: var(--text-base);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn:hover  { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn:active { transform: translateY(0); }

.btn--primary   { background: var(--color-corallo); color: #fff; }
.btn--secondary { background: var(--color-blu-notte); color: #fff; }
.btn--outline   { background: transparent; color: var(--color-testo); border: 2px solid var(--color-bordo); }
.btn--outline:hover { border-color: var(--color-corallo); color: var(--color-corallo); box-shadow: none; }
.btn--ghost     { background: transparent; color: var(--color-testo-soft); }
.btn--ghost:hover { color: var(--color-corallo); box-shadow: none; transform: none; }
.btn--amazon    { background: #FF9900; color: #111; gap: var(--space-2); }
.btn--amazon:hover { background: #e68a00; color: #111; }
.btn--amazon svg { flex-shrink: 0; }
.btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--text-lg); }

/* ================================================================
   COMPONENTI — Tag / Badge
   ================================================================ */
.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.tag--pesca   { background: var(--color-pesca-light);   color: #c05030; }
.tag--giallo  { background: var(--color-giallo-light);  color: #8a6a00; }
.tag--menta   { background: var(--color-menta-light);   color: #047a5c; }
.tag--corallo { background: var(--color-corallo-light); color: #c02050; }

/* ================================================================
   HEADER
   ================================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bianco);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.is-scrolled {
  border-color: var(--color-bordo);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 72px;
}

/* Logo */
.site-logo a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-testo);
  line-height: 1;
}
.site-logo span { color: var(--color-corallo); }

/* Nav desktop */
.site-nav__list {
  display: none;
  align-items: center;
  gap: var(--space-2);
}
@media (min-width: 768px) { .site-nav__list { display: flex; } }

.site-nav__link {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-testo);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.site-nav__link:hover,
.site-nav__link.current-menu-item {
  color: var(--color-corallo);
  background: var(--color-pesca-light);
}

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
}
@media (min-width: 768px) { .nav-toggle { display: none; } }

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-testo);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav mobile */
.site-nav {
  position: fixed;
  inset: 72px 0 0 0;
  background: var(--color-bianco);
  padding: var(--space-8);
  transform: translateX(100%);
  transition: transform var(--transition);
  z-index: 99;
  overflow-y: auto;
}
.site-nav.is-open { transform: translateX(0); }
@media (min-width: 768px) {
  .site-nav { position: static; transform: none; padding: 0; background: transparent; overflow: visible; }
}

/* ================================================================
   HERO
   ================================================================ */
.hero {
  background: var(--color-crema);
  padding-block: var(--space-20) var(--space-16);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: ;
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  background: var(--color-pesca-light);
  border-radius: 50%;
  z-index: 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 768px) {
  .hero__inner { grid-template-columns: 1fr 1fr; }
}

.hero__eyebrow {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-corallo);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: clamp(var(--text-3xl), 6vw, var(--text-6xl));
  line-height: 1.1;
  margin-bottom: var(--space-6);
}
.hero__title em {
  font-style: normal;
  color: var(--color-corallo);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-testo-soft);
  max-width: 480px;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Stack copertine hero */
.hero__books {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  transform: rotate(2deg);
}
.hero__book {
  aspect-ratio: 2/3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition);
}
.hero__book:nth-child(2) { transform: translateY(-16px); }
.hero__book:nth-child(5) { transform: translateY(-8px); }
.hero__book img { width: 100%; height: 100%; object-fit: cover; }
.hero__book:hover { transform: translateY(-4px) scale(1.02); }
.hero__book:nth-child(2):hover { transform: translateY(-20px) scale(1.02); }

/* ================================================================
   SLIDESHOW COPERTINE CON FILTRI
   ================================================================ */
.books-slideshow { padding-block: var(--space-20); }

.slideshow__header {
  text-align: center;
  margin-bottom: var(--space-10);
}
.slideshow__eyebrow {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-pesca);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: var(--space-3);
}

/* Filtri tag */
.slideshow__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
}
.filter-btn {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-bordo);
  color: var(--color-testo-soft);
  background: var(--color-bianco);
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.is-active {
  background: var(--color-corallo);
  border-color: var(--color-corallo);
  color: #fff;
  box-shadow: 0 4px 12px rgba(239,71,111,.3);
}

/* Swiper override */
.swiper { padding-bottom: var(--space-12) !important; }
.swiper-slide { width: auto; }
.swiper-pagination-bullet { background: var(--color-bordo) !important; width: 8px !important; height: 8px !important; }
.swiper-pagination-bullet-active { background: var(--color-corallo) !important; width: 24px !important; border-radius: 4px !important; }

/* ================================================================
   CARD LIBRO
   ================================================================ */
.libro-card {
  display: flex;
  flex-direction: column;
  transition: transform var(--transition);
}
.libro-card:hover { transform: translateY(-4px); }

.libro-card__cover {
  display: block;
  aspect-ratio: 2/3;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-grigio-caldo);
  box-shadow: var(--shadow-card);
  margin-bottom: var(--space-4);
  transition: box-shadow var(--transition);
}
.libro-card:hover .libro-card__cover { box-shadow: var(--shadow-hover); }
.libro-card__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.libro-card:hover .libro-card__cover img { transform: scale(1.04); }

.libro-card__body { padding-inline: var(--space-1); }
.libro-card__tag  { margin-bottom: var(--space-2); }
.libro-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-1);
  color: var(--color-testo);
}
.libro-card__meta {
  font-size: var(--text-xs);
  color: var(--color-testo-soft);
  font-family: var(--font-ui);
}

/* Card slideshow — leggermente più grande */
.libro-card--slide {
  width: 200px;
}
@media (min-width: 768px) { .libro-card--slide { width: 240px; } }

/* ================================================================
   SEZIONE CHI SONO (homepage)
   ================================================================ */
.chi-sono-preview {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}
@media (min-width: 768px) {
  .chi-sono-preview { grid-template-columns: 1fr 1fr; }
}

.chi-sono-preview__photo {
  position: relative;
}
.chi-sono-preview__photo-wrap {
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-grigio-caldo);
  box-shadow: var(--shadow-lg);
}
.chi-sono-preview__photo-wrap img { width: 100%; height: 100%; object-fit: cover; }
.chi-sono-preview__deco {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 120px; height: 120px;
  background: var(--color-giallo);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.chi-sono-preview__stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-8);
}
.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-corallo);
  line-height: 1;
}
.stat__label {
  font-size: var(--text-sm);
  color: var(--color-testo-soft);
  margin-top: var(--space-1);
}

/* ================================================================
   CATEGORIE TEMATICHE
   ================================================================ */
.temi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 768px)  { .temi-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .temi-grid { grid-template-columns: repeat(6, 1fr); } }

.tema-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  color: var(--color-testo);
}
.tema-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.tema-card__icon { font-size: 2rem; margin-bottom: var(--space-2); }

.tema-card--1 { background: var(--color-pesca-light); }
.tema-card--2 { background: var(--color-giallo-light); }
.tema-card--3 { background: var(--color-menta-light); }
.tema-card--4 { background: var(--color-corallo-light); }
.tema-card--5 { background: #EEF0FF; }
.tema-card--6 { background: var(--color-grigio-caldo); }

/* ================================================================
   CARD ARTICOLO BLOG
   ================================================================ */
.post-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bianco);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

.post-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-grigio-caldo);
}
.post-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.post-card:hover .post-card__image img { transform: scale(1.05); }

.post-card__body { padding: var(--space-6); flex: 1; display: flex; flex-direction: column; }
.post-card__date { font-size: var(--text-xs); color: var(--color-testo-soft); font-family: var(--font-ui); margin-bottom: var(--space-2); }
.post-card__title { font-size: var(--text-lg); margin-bottom: var(--space-3); flex: 1; }
.post-card__title a { color: var(--color-testo); }
.post-card__title a:hover { color: var(--color-corallo); }
.post-card__link { font-family: var(--font-ui); font-weight: 700; font-size: var(--text-sm); color: var(--color-corallo); margin-top: var(--space-4); }

/* ================================================================
   CTA SECTION
   ================================================================ */
.cta-section {
  text-align: center;
  padding-block: var(--space-20);
}
.cta-section h2 { color: #fff; margin-bottom: var(--space-4); }
.cta-section p  { color: rgba(255,255,255,.8); max-width: 560px; margin-inline: auto; margin-bottom: var(--space-8); }

/* ================================================================
   FOOTER
   ================================================================ */
.site-footer {
  background: var(--color-testo);
  color: rgba(255,255,255,.75);
  padding-block: var(--space-16) var(--space-8);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr; }
}

.site-footer__logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-4);
}
.site-footer__logo span { color: var(--color-pesca); }
.site-footer__desc { font-size: var(--text-sm); line-height: 1.7; }

.site-footer__heading {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.4);
  margin-bottom: var(--space-4);
}
.site-footer__links li { margin-bottom: var(--space-2); }
.site-footer__links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.65);
  transition: color var(--transition);
}
.site-footer__links a:hover { color: var(--color-pesca); }

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,.4);
}

/* ================================================================
   SKIP LINK + ACCESSIBILITÀ
   ================================================================ */
.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-4);
  background: var(--color-corallo);
  color: #fff;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 999;
}
.skip-link:focus { left: var(--space-4); }

/* Focus visibile */
:focus-visible {
  outline: 3px solid var(--color-corallo);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ================================================================
   ANIMAZIONI
   ================================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================================
   UTILITY
   ================================================================ */
.mb-0  { margin-bottom: 0 !important; }
.mb-4  { margin-bottom: var(--space-4) !important; }
.mb-8  { margin-bottom: var(--space-8) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }
.mt-8  { margin-top: var(--space-8) !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}