/*
Theme Name: CaVenza
Theme URI: https://cavenza.com
Author: CaVenza
Description: Tema blog ufficiale CaVenza — Atelier di Ecosistemi Naturali su Misura
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: Private
Text Domain: cavenza
*/

/* ============================================================
   BLOG — stili specifici
   Dipende da design-system.min.css + polish.min.css caricati
   dall'URL del sito principale via functions.php
   ============================================================ */

/* Compensazione nav fixed */
body { padding-top: 80px; }

/* Logo: forza visibilità su sfondo chiaro quando non su hero */
.nav:not(.nav--on-hero) .nav-logo img { filter: brightness(0); }

/* ── Blog Header ── */
.blog-header {
  background-color: var(--color-dark);
  padding-top: calc(80px + var(--space-12));
  padding-bottom: var(--space-16);
  margin-top: -80px;
}

/* Riduce il padding della sezione principale */
.blog-main {
  padding-top: var(--space-14);
  padding-bottom: var(--space-10);
}
.blog-header .eyebrow {
  color: var(--color-stone-light);
}
.blog-header .eyebrow::before {
  background-color: var(--color-stone-light);
}
.blog-header__title {
  font-size: var(--text-h1);
  color: var(--color-bg);
  margin-top: var(--space-4);
}
.blog-header__desc {
  margin-top: var(--space-6);
  max-width: 52ch;
  font-size: var(--text-body-lg);
  color: var(--color-stone-light);
}

/* ── Post Grid ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
}

/* ── Blog Card ── */
.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-base) var(--ease-organic),
              transform var(--duration-base) var(--ease-organic);
  text-decoration: none;
  color: inherit;
}
.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.blog-card__thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-bg-alt);
}
.blog-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-organic);
}
.blog-card:hover .blog-card__thumb img { transform: scale(1.04); }
.blog-card__thumb-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-dark-08) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.blog-card__thumb-placeholder svg { opacity: 0.15; }
.blog-card__body {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-3);
}
.blog-card__cat {
  font-family: var(--font-sans);
  font-size: var(--text-label);
  font-weight: 400;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
}
.blog-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-h4);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: var(--tracking-tight);
  color: var(--color-dark);
  margin: 0;
}
.blog-card__excerpt {
  font-size: var(--text-body-sm);
  color: var(--color-stone);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}
.blog-card__meta {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-wide);
  color: var(--color-stone-light);
  text-transform: uppercase;
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-dark-08);
}

/* ── Single Post Hero ── */
.post-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  background-color: var(--color-dark);
  overflow: hidden;
  margin-top: -80px; /* annulla il padding-top del body */
}
.post-hero__bg {
  position: absolute;
  inset: 0;
}
.post-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.post-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(12,27,46,.88) 0%,
    rgba(12,27,46,.45) 50%,
    rgba(12,27,46,.18) 100%);
}
.post-hero__content {
  position: relative;
  z-index: var(--z-raised);
  width: 100%;
  padding-top: calc(80px + var(--space-20));
  padding-bottom: clamp(60px, 8vw, 100px);
}
.post-hero__cat {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-label);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-stone-light);
  margin-bottom: var(--space-5);
}
.post-hero__cat::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--color-stone-light);
  flex-shrink: 0;
}
.post-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: var(--tracking-tight);
  color: var(--color-bg);
  max-width: 18ch;
  margin: 0;
}
.post-hero__meta {
  margin-top: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  color: rgba(167, 188, 206, 0.7);
}

/* Hero senza immagine */
.post-hero--plain {
  min-height: auto;
  background: var(--color-dark-alt);
}
.post-hero--plain .post-hero__content {
  padding-bottom: clamp(60px, 8vw, 100px);
}

/* ── Post Content ── */
.post-content {
  max-width: 720px;
  margin-inline: auto;
  padding-block: var(--section-padding-y-sm);
  padding-inline: var(--container-px);
}
.post-content > * + * { margin-top: var(--space-6); }
.post-content h2 {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  font-weight: 400;
  letter-spacing: var(--tracking-tight);
  color: var(--color-dark);
  margin-top: var(--space-14);
}
.post-content h3 {
  font-family: var(--font-serif);
  font-size: var(--text-h4);
  font-weight: 400;
  letter-spacing: var(--tracking-tight);
  color: var(--color-dark);
  margin-top: var(--space-10);
}
.post-content p {
  font-size: var(--text-body-lg);
  line-height: 1.78;
  color: var(--color-dark-alt);
  max-width: none;
}
.post-content a {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent-20);
  transition: border-color var(--duration-fast) var(--ease-organic);
}
.post-content a:hover { border-color: var(--color-accent); }
.post-content ul,
.post-content ol {
  padding-left: var(--space-6);
  font-size: var(--text-body-lg);
  line-height: 1.78;
  color: var(--color-dark-alt);
  list-style: revert;
}
.post-content li + li { margin-top: var(--space-2); }
.post-content blockquote {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-8);
  margin-inline: 0;
  font-family: var(--font-serif);
  font-size: var(--text-h4);
  font-weight: 300;
  font-style: italic;
  color: var(--color-dark);
  line-height: 1.4;
}
.post-content blockquote p {
  font-size: inherit;
  color: inherit;
  line-height: inherit;
}
.post-content img {
  width: 100%;
  border-radius: var(--radius-md);
  margin-block: var(--space-8);
}
.post-content figure { margin: 0; }
.post-content figcaption {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-stone-light);
  text-align: center;
  margin-top: var(--space-3);
}
.post-content hr {
  border: none;
  border-top: 1px solid var(--color-dark-08);
  margin-block: var(--space-12);
}
.post-content code {
  font-family: 'Courier New', monospace;
  font-size: .875em;
  background: var(--color-bg-alt);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}
.post-content pre {
  background: var(--color-dark);
  color: var(--color-bg);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-size: var(--text-body-sm);
}
.post-content pre code { background: none; padding: 0; font-size: inherit; }

/* ── Post Footer (tag + back) ── */
.post-footer {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--container-px);
  padding-bottom: var(--section-padding-y-sm);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-dark-08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.post-tag {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-stone);
  border: 1px solid var(--color-dark-08);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  transition: color var(--duration-fast), border-color var(--duration-fast);
}
.post-tag:hover { color: var(--color-accent); border-color: var(--color-accent-20); }
.post-back {
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  letter-spacing: var(--tracking-wide);
  color: var(--color-stone);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--duration-fast);
}
.post-back:hover { color: var(--color-dark); }

/* ── Ecosistemi Strip ── */
.eco-strip {
  background-color: var(--color-bg-alt);
  padding-block: clamp(48px, 6vw, 72px);
}
.eco-strip__title {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  font-weight: 300;
  color: var(--color-dark);
  letter-spacing: var(--tracking-tight);
  margin-top: var(--space-4);
  margin-bottom: var(--space-10);
}
.eco-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.eco-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-dark-08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-base) var(--ease-organic),
              transform var(--duration-base) var(--ease-organic);
}
.eco-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.eco-card__img {
  aspect-ratio: 16/9;
  overflow: hidden;
}
.eco-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-organic);
}
.eco-card:hover .eco-card__img img { transform: scale(1.04); }
.eco-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.eco-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-h4);
  font-weight: 400;
  color: var(--color-dark);
  letter-spacing: var(--tracking-tight);
  margin: 0;
}
.eco-card__desc {
  font-size: var(--text-body-sm);
  color: var(--color-stone);
  line-height: 1.6;
  flex: 1;
  margin: 0;
  max-width: none;
}
.eco-card__cta {
  font-family: var(--font-sans);
  font-size: var(--text-label);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-top: var(--space-3);
  transition: opacity var(--duration-fast);
}
.eco-card:hover .eco-card__cta { opacity: .7; }

@media (max-width: 900px) {
  .eco-strip__grid { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* ── Brand Manifesto ── */
.brand-manifesto {
  background-color: var(--color-dark-alt);
  padding-block: clamp(64px, 8vw, 100px);
  border-top: 1px solid rgba(255,255,255,.06);
}
.brand-manifesto__inner {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: var(--container-px);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.brand-manifesto__lead {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 300;
  line-height: 1.55;
  letter-spacing: var(--tracking-tight);
  color: rgba(243,246,249,.88);
  max-width: none;
}
.brand-manifesto__body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-stone-light);
  opacity: .75;
  max-width: none;
}
.brand-manifesto__divider {
  width: 32px;
  height: 1px;
  background-color: rgba(163,184,200,.25);
  margin-inline: auto;
}

/* ── Pagination ── */
.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding-block: var(--space-10) var(--space-4);
}
.blog-pagination a,
.blog-pagination span {
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-dark-08);
  border-radius: var(--radius-sm);
  color: var(--color-stone);
  transition: all var(--duration-fast) var(--ease-organic);
}
.blog-pagination a:hover { color: var(--color-dark); border-color: var(--color-dark-15); }
.blog-pagination .current {
  background: var(--color-dark);
  color: var(--color-bg);
  border-color: var(--color-dark);
}

/* ── 404 ── */
.page-404 {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-block: var(--section-padding-y);
}
.page-404__number {
  font-family: var(--font-serif);
  font-size: clamp(6rem, 20vw, 14rem);
  font-weight: 300;
  color: var(--color-dark-08);
  line-height: 1;
  margin-bottom: var(--space-8);
}

/* ── Empty state ── */
.blog-empty {
  padding-block: var(--section-padding-y);
  text-align: center;
}

/* ── Page content ── */
.page-content {
  max-width: 720px;
  margin-inline: auto;
  padding-block: var(--section-padding-y-sm);
  padding-inline: var(--container-px);
}
.page-content > * + * { margin-top: var(--space-6); }
.page-content h1 {
  font-family: var(--font-serif);
  font-size: var(--text-h2);
  font-weight: 400;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-8);
}
.page-content p {
  font-size: var(--text-body-lg);
  line-height: 1.78;
  color: var(--color-dark-alt);
  max-width: none;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  body { padding-top: 64px; }
  .blog-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .post-hero__title { font-size: clamp(2rem, 8vw, 3rem); }
  .post-hero__meta { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .post-footer { flex-direction: column; align-items: flex-start; }
  .blog-card__body { padding: var(--space-6); }
}