/* H0ME Energy — foglio di stile unico.
   Palette ereditata dal sito madre h0me.it (sabbia / bruno / terracotta).
   Nessun framework, nessun font remoto: la pagina deve aprirsi su una
   connessione lenta di Lagos o Karachi come su una fibra italiana. */

:root {
  --sand-050: #FAF6F0;
  --sand-100: #F1E9DD;
  --sand-200: #E9DFD0;
  --sand-300: #D5C4AA;
  --ink:      #1E1A17;
  --ink-soft: #4A4038;
  --brown:    #7A4E2D;
  --terra:    #B5622C;
  --rule:     #CBBBA4;

  --measure: 34rem;
  --serif: Georgia, "Times New Roman", "Nimbus Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "DejaVu Sans Mono", Menlo, Consolas, monospace;
}

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

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

body {
  margin: 0;
  background: var(--sand-050);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

.wrap { width: min(72rem, 100% - 2.5rem); margin-inline: auto; }

/* --- link e focus (accessibilita: focus sempre visibile) --- */
a { color: var(--brown); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--terra); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--terra);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--sand-050);
  padding: .75rem 1rem; z-index: 10;
}
.skip:focus { left: 0; }

/* --- testata --- */
.masthead {
  background: var(--ink);
  color: var(--sand-100);
  padding: 1.1rem 0;
  border-bottom: 3px solid var(--terra);
}
.masthead .wrap {
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem;
  align-items: baseline; justify-content: space-between;
}
.wordmark {
  font-family: var(--serif);
  font-size: 1.3rem; letter-spacing: .01em; margin: 0;
}
.wordmark span { color: var(--terra); }
.masthead .legalline {
  font-size: .8125rem; color: var(--sand-300); margin: 0;
  font-family: var(--mono);
}

/* --- apertura --- */
.lede { padding: 3.5rem 0 2.75rem; border-bottom: 1px solid var(--rule); }
.kicker {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brown); margin: 0 0 1rem;
}
h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.85rem, 1.2rem + 2.4vw, 3rem);
  line-height: 1.18; margin: 0 0 1.25rem; max-width: 20ch;
}
.standfirst { font-size: 1.15rem; max-width: var(--measure); margin: 0 0 1.75rem; color: var(--ink-soft); }

.actions { display: flex; flex-wrap: wrap; gap: .75rem 1rem; align-items: center; }
.btn {
  display: inline-flex; align-items: center; min-height: 2.9rem;
  padding: .6rem 1.4rem;
  background: var(--ink); color: var(--sand-050);
  text-decoration: none; font-weight: 600; font-size: 1rem;
  border: 1px solid var(--ink); border-radius: 2px;
  transition: background .18s ease, color .18s ease;
}
.btn:hover { background: var(--terra); border-color: var(--terra); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--sand-200); color: var(--ink); border-color: var(--brown); }

/* --- sezioni --- */
section { padding: 3rem 0; border-bottom: 1px solid var(--rule); }
section:last-of-type { border-bottom: 0; }
h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem);
  margin: 0 0 1.25rem; line-height: 1.25;
}
h3 { font-size: 1.05rem; margin: 0 0 .5rem; letter-spacing: .005em; }
p { max-width: var(--measure); }

.cols { display: grid; gap: 2rem; grid-template-columns: 1fr; }
@media (min-width: 62rem) {
  .cols--3 { grid-template-columns: repeat(3, 1fr); }
  .cols--2 { grid-template-columns: 1.15fr 1fr; gap: 3rem; }
}

.card {
  background: var(--sand-100);
  border: 1px solid var(--sand-300);
  border-top: 3px solid var(--brown);
  padding: 1.4rem 1.5rem 1.6rem;
  border-radius: 2px;
}
.card p { margin-bottom: 0; font-size: .98rem; }

/* --- elenco delle regole di metodo --- */
ol.rules { counter-reset: r; list-style: none; padding: 0; margin: 0; max-width: 46rem; }
ol.rules li {
  counter-increment: r; position: relative;
  padding: 0 0 1.25rem 3.25rem; margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--sand-300);
}
ol.rules li:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
ol.rules li::before {
  content: counter(r, decimal-leading-zero);
  position: absolute; left: 0; top: .1rem;
  font-family: var(--mono); font-size: .9rem; color: var(--terra);
  border: 1px solid var(--rule); padding: .12rem .45rem; border-radius: 2px;
}
ol.rules strong { display: block; }
ol.rules p { margin: .25rem 0 0; font-size: .98rem; color: var(--ink-soft); }

/* --- scheda identita --- */
.identity { background: var(--sand-200); }
.facts { width: 100%; border-collapse: collapse; max-width: 40rem; font-size: .97rem; }
.facts th, .facts td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--sand-300); vertical-align: top; }
.facts th { font-weight: 600; width: 42%; color: var(--ink-soft); }
.facts td { font-family: var(--mono); font-size: .92rem; }

/* --- contatto --- */
.contact .email {
  font-family: var(--mono); font-size: 1.1rem;
  display: inline-block; margin: .25rem 0 1rem;
}

/* --- coda --- */
footer {
  background: var(--ink); color: var(--sand-300);
  padding: 2.25rem 0 2.75rem; font-size: .9rem;
}
footer p { max-width: 46rem; }
footer a { color: var(--sand-100); }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* --- apertura a due colonne: il testo a sinistra, le fonti a destra --- */
.ledegrid { display: grid; gap: 2.5rem; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 62rem) {
  .ledegrid { grid-template-columns: 1.25fr .85fr; gap: 4rem; }
}
.ledeside {
  background: var(--sand-100);
  border: 1px solid var(--sand-300);
  border-left: 3px solid var(--terra);
  padding: 1.4rem 1.5rem;
  border-radius: 2px;
}
.sidehead {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--brown);
  margin: 0 0 1rem; font-weight: 600;
}
ul.sources { list-style: none; margin: 0; padding: 0; }
ul.sources li { padding: .7rem 0; border-top: 1px solid var(--sand-300); }
ul.sources li:first-child { border-top: 0; padding-top: 0; }
ul.sources strong { display: block; font-size: .97rem; }
ul.sources span { display: block; font-size: .89rem; color: var(--ink-soft); line-height: 1.5; }