/*
Theme Name: Umano Selvatico
Theme URI: https://andreaoldano.it
Author: Andrea Oldano & Sabrina Barrera
Author URI: https://andreaoldano.it
Description: Tema custom per il progetto "L'Umano Selvatico" — educazione in natura, formazione organizzativa e percorsi individuali. Basato sul brand board 2026 (palette Nero/Ossa/Ruggine/Cenere/Verde, font Bebas Neue + IM Fell English + Space Mono).
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: umano-selvatico
*/

/* ==========================================================================
   DESIGN TOKENS — Brand Board 2026
   ========================================================================== */

:root {
  --nero:    #1C1A10;
  --ossa:    #D9D5C3;
  --ruggine: #8C3020;
  --cenere:  #4C5040;
  --verde:   #8BAA48;

  --ossa-soft: rgba(217,213,195,0.55);
  --ossa-faint: rgba(217,213,195,0.12);
  --ruggine-soft: rgba(140,48,32,0.12);

  --gap: clamp(1.5rem, 4vw, 3rem);
  --container: 1280px;

  --font-display: 'Bebas Neue', sans-serif;
  --font-serif: 'IM Fell English', serif;
  --font-mono: 'Space Mono', monospace;
}

/* ==========================================================================
   RESET
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

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

a { color: inherit; }

/* ==========================================================================
   BASE
   ========================================================================== */

body {
  background: var(--nero);
  color: var(--ossa);
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: .03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

.screen-reader-text {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  letter-spacing: .02em;
  line-height: .95;
  color: var(--ossa);
  font-weight: 400;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.8rem, 8vw, 6rem); margin-bottom: 1.2rem; }
h2 { font-size: clamp(2rem, 5vw, 3.4rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.3rem, 3vw, 1.9rem); margin-bottom: .8rem; }
h4 { font-size: clamp(1.05rem, 2.2vw, 1.4rem); margin-bottom: .6rem; }

.accent { color: var(--ruggine); }
.accent-verde { color: var(--verde); }

p { margin-bottom: 1rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 1rem;
  display: block;
}

.lead {
  font-style: italic;
  color: var(--ossa-soft);
  font-size: 1.05rem;
  max-width: 620px;
}

blockquote {
  font-style: italic;
  color: var(--ossa-soft);
  border-left: 2px solid var(--ruggine);
  padding-left: 1.2rem;
  max-width: 620px;
  margin: 1.5rem 0;
}

/* ==========================================================================
   LAYOUT HELPERS
   ========================================================================== */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.section {
  padding: clamp(3rem, 8vw, 6rem) var(--gap);
}

.section-narrow {
  padding: clamp(3rem, 8vw, 6rem) var(--gap);
  max-width: 900px;
  margin: 0 auto;
}

.divider {
  border: none;
  border-top: 1px solid var(--ossa-faint);
  margin: 0 var(--gap);
}

.bg-ossa {
  background: var(--ossa);
  color: var(--nero);
}

.bg-ossa h1, .bg-ossa h2, .bg-ossa h3, .bg-ossa h4 {
  color: var(--nero);
}

.bg-cenere {
  background: var(--cenere);
  color: var(--ossa);
}

.bg-verde {
  background: var(--verde);
  color: var(--nero);
}

.bg-verde h1, .bg-verde h2, .bg-verde h3, .bg-verde h4 {
  color: var(--nero);
}

.bg-ruggine {
  background: var(--ruggine);
  color: var(--ossa);
}

/* grid */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-12 { grid-template-columns: repeat(12, 1fr); }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-12 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   NAV
   ========================================================================== */

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem var(--gap);
  border-bottom: 1px solid var(--ossa-faint);
  position: sticky; top: 0; z-index: 100;
  background: var(--nero);
  flex-wrap: wrap;
  gap: 1rem;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .12em;
  color: var(--ossa);
  text-decoration: none;
  line-height: 1;
}

.site-logo span { color: var(--ruggine); }

.site-tagline {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cenere);
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 1.6rem;
  flex-wrap: wrap;
}

.main-nav a {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ossa-soft);
  transition: color .2s;
}

.main-nav a:hover,
.main-nav .current-menu-item a {
  color: var(--ruggine);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ossa-faint);
  color: var(--ossa);
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: .4rem .8rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-toggle { display: inline-block; }
  .main-nav { display: none; width: 100%; }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; gap: .8rem; padding-top: .8rem; }
}

/* ==========================================================================
   HERO
   ========================================================================== */

.hero {
  padding: clamp(3rem, 8vw, 6rem) var(--gap) clamp(2rem, 5vw, 4rem);
  max-width: 900px;
}

.hero h1 em,
h1 em {
  color: var(--ruggine);
  font-style: normal;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--ruggine);
  color: var(--ossa);
  padding: .8rem 1.6rem;
  transition: all .25s ease;
  background: transparent;
}

.btn:hover {
  background: var(--ruggine);
  color: var(--ossa);
}

.btn-solid {
  background: var(--ruggine);
  color: var(--ossa);
}

.btn-solid:hover {
  background: transparent;
  color: var(--ossa);
}

.bg-ossa .btn,
.bg-verde .btn {
  border-color: var(--nero);
  color: var(--nero);
}

.bg-ossa .btn:hover,
.bg-verde .btn:hover {
  background: var(--nero);
  color: var(--ossa);
}

/* ==========================================================================
   CARDS (general content cards: pillars, articoli, ecc.)
   ========================================================================== */

.card {
  cursor: pointer;
}

.card a { text-decoration: none; color: inherit; display: block; }

.card-box {
  border: 1px solid var(--ossa-faint);
  padding: 1.8rem;
  height: 100%;
  transition: border-color .25s;
}

.card-box:hover {
  border-color: var(--ruggine);
}

.card-number {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .2em;
  color: var(--cenere);
  margin-bottom: .6rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  letter-spacing: .04em;
  line-height: 1.05;
  color: var(--ossa);
  margin-bottom: .6rem;
  transition: color .2s;
}

.card:hover .card-title { color: var(--ruggine); }

.card-desc {
  font-style: italic;
  font-size: .9rem;
  color: var(--ossa-soft);
  line-height: 1.5;
}

/* ==========================================================================
   PALETTE SWATCHES (about page brand board)
   ========================================================================== */

.palette {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

@media (max-width: 768px) {
  .palette { grid-template-columns: repeat(2, 1fr); }
}

.swatch {
  aspect-ratio: 4/3;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.swatch-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: .04em;
}

.swatch-hex,
.swatch-rgb {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .1em;
  opacity: .75;
}

/* ==========================================================================
   VIDEO ARCHIVE
   ========================================================================== */

.filter-bar {
  padding: 1.4rem var(--gap);
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-label {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cenere);
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--ossa-faint);
  color: var(--ossa-soft);
  padding: .35rem .8rem;
  cursor: pointer;
  transition: all .2s;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--ruggine);
  color: var(--ossa);
  background: var(--ruggine-soft);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.video-card:nth-child(7n+1) { grid-column: 1 / 8; }
.video-card:nth-child(7n+2) { grid-column: 8 / 13; }
.video-card:nth-child(7n+3) { grid-column: 1 / 5; }
.video-card:nth-child(7n+4) { grid-column: 5 / 9; }
.video-card:nth-child(7n+5) { grid-column: 9 / 13; }
.video-card:nth-child(7n+6) { grid-column: 1 / 6; }
.video-card:nth-child(7n+0) { grid-column: 6 / 13; }

@media (max-width: 768px) {
  .video-card { grid-column: 1 / -1 !important; }
}

.thumb {
  position: relative;
  overflow: hidden;
  background: #2a2618;
  aspect-ratio: 16/9;
}

.thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease, filter .5s ease;
  filter: saturate(.7) brightness(.85);
}

.video-card:hover .thumb img {
  transform: scale(1.04);
  filter: saturate(.9) brightness(.75);
}

.thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(140,48,32,0);
  transition: background .4s ease;
}

.video-card:hover .thumb::after {
  background: rgba(140,48,32,0.25);
}

.play-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s;
}

.video-card:hover .play-icon { opacity: 1; }

.play-icon svg {
  width: 52px; height: 52px;
  filter: drop-shadow(0 2px 12px rgba(0,0,0,.5));
}

.thumb-meta {
  position: absolute;
  bottom: .6rem; right: .7rem;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .1em;
  background: rgba(28,26,16,.85);
  color: var(--ossa);
  padding: .2rem .45rem;
}

.thumb-tag {
  position: absolute;
  top: .7rem; left: .7rem;
  font-family: var(--font-mono);
  font-size: .55rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  background: var(--ruggine);
  color: var(--ossa);
  padding: .2rem .5rem;
}

.video-card .card-body { padding: .85rem 0 0; }

.video-card .card-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-card:nth-child(7n+1) .card-desc {
  -webkit-line-clamp: 3;
}

/* lightbox modal for youtube embed */
.video-modal {
  position: fixed; inset: 0;
  background: rgba(28,26,16,.92);
  display: none;
  align-items: center; justify-content: center;
  z-index: 1000;
  padding: var(--gap);
}

.video-modal.is-open { display: flex; }

.video-modal-inner {
  width: 100%; max-width: 1000px;
  aspect-ratio: 16/9;
  position: relative;
}

.video-modal iframe {
  width: 100%; height: 100%; border: 0;
}

.video-modal-close {
  position: absolute;
  top: -2.4rem; right: 0;
  background: none; border: none;
  color: var(--ossa);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  cursor: pointer;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--ossa-faint);
  padding: 2.5rem var(--gap);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: .1em;
  color: var(--ossa);
  margin-bottom: .6rem;
}

.footer-logo span { color: var(--ruggine); }

.footer-cols {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: .9rem;
  margin-bottom: .8rem;
  color: var(--ossa);
}

.footer-col ul { list-style: none; }

.footer-col a {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ossa-soft);
  line-height: 2.1;
  transition: color .2s;
}

.footer-col a:hover { color: var(--ruggine); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid var(--ossa-faint);
  padding-top: 1.4rem;
}

.footer-text {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--cenere);
}

/* ==========================================================================
   PAGE HEADER (interior pages)
   ========================================================================== */

.page-header {
  padding: clamp(3rem, 8vw, 5rem) var(--gap) clamp(1.5rem, 4vw, 3rem);
  max-width: 900px;
}

/* ==========================================================================
   PILLAR / METHOD STEPS
   ========================================================================== */

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--ossa-faint);
}

@media (max-width: 900px) {
  .pillars { grid-template-columns: 1fr; }
}

.pillar {
  background: var(--nero);
  padding: 2.4rem 1.8rem;
}

.pillar .eyebrow { margin-bottom: .8rem; }

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--ossa-faint);
  align-items: start;
}

.step:last-child { border-bottom: none; }

.step-number {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--ruggine);
  line-height: 1;
}

@media (max-width: 600px) {
  .step { grid-template-columns: 60px 1fr; }
  .step-number { font-size: 1.8rem; }
}

/* ==========================================================================
   MANIFESTO PRINCIPLES
   ========================================================================== */

.principles {
  display: grid;
  gap: 0;
}

.principle {
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--ossa-faint);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .principle { grid-template-columns: 1fr; gap: .6rem; }
}

.principle:last-child { border-bottom: none; }

.principle-title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 2rem);
  letter-spacing: .03em;
  color: var(--ossa);
}

.principle-body {
  font-style: italic;
  color: var(--ossa-soft);
  max-width: 620px;
}

/* ==========================================================================
   FORM (contatti)
   ========================================================================== */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 540px;
}

.contact-form label {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cenere);
  margin-bottom: .4rem;
  display: block;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  background: transparent;
  border: 1px solid var(--ossa-faint);
  color: var(--ossa);
  font-family: var(--font-serif);
  font-size: 1rem;
  padding: .8rem;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--ruggine);
}

.contact-form textarea { min-height: 140px; resize: vertical; }

/* ==========================================================================
   UTILITIES
   ========================================================================== */

.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.max-w { max-width: 720px; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* WordPress default alignment classes */
.alignleft { float: left; margin-right: 1.5rem; }
.alignright { float: right; margin-left: 1.5rem; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.wp-caption-text { font-family: var(--font-mono); font-size: .65rem; color: var(--cenere); }