/* Energia a Confronto — Foglio di stile globale */
/* Aggiornato: luglio 2026 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --teal: #1B6B72; --teal-dark: #0F4A50; --teal-light: #E8F4F5; --teal-mid: #2D8A92;
  --graphite: #2D2D2D; --gray: #6B7280; --gray-light: #F3F4F6; --warm-white: #FAFAF8;
  --border: #E5E7EB; --yellow: #FEF3C7; --yellow-border: #F59E0B;
  --orange: #FFEDD5; --orange-border: #F97316;
  --yellow-text: #78350F; --orange-text: #7C2D12;
  --green-ok: #D1FAE5; --green-text: #065F46;
  --amber-ok: #FEF3C7; --amber-text: #92400E;
  --red-ok: #FEE2E2; --red-text: #991B1B;
  --font-serif: Georgia, 'Times New Roman', serif;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
}
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--warm-white); color: var(--graphite); font-size: 16px; line-height: 1.6; }

/* BANNER */
.legend-banner { background: var(--teal-dark); color: white; font-size: 12px; padding: 8px 24px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; justify-content: center; position: sticky; top: 0; z-index: 101; }
.legend-banner strong { font-weight: 600; margin-right: 4px; }
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-swatch { width: 14px; height: 14px; border-radius: 3px; flex-shrink: 0; display: inline-block; }
.sw-none { background: white; border: 1px solid rgba(255,255,255,0.4); }
.sw-yellow { background: #FEF3C7; border: 1px solid #F59E0B; }
.sw-orange { background: #FFEDD5; border: 1px solid #F97316; }

/* NAV */
nav { background: white; border-bottom: 1px solid var(--border); position: sticky; top: 33px; z-index: 100; box-shadow: var(--shadow); }
.nav-inner { max-width: var(--nav-max-width, 1100px); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 56px; position: relative; }
.nav-back { font-size: 13px; color: var(--gray); text-decoration: none; display: flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 6px; transition: background 0.15s; }
.nav-back:hover { background: var(--teal-light); color: var(--teal); }
.nav-logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-serif); font-size: 18px; font-weight: normal; color: var(--teal); text-decoration: none; }
.nav-logo em { font-style: italic; }
.nav-links { display: flex; gap: 8px; }
.nav-link { font-size: 13px; color: var(--gray); text-decoration: none; padding: 6px 12px; border-radius: 6px; transition: background 0.15s, color 0.15s; }
.nav-link:hover { background: var(--teal-light); color: var(--teal); }
.nav-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; color: var(--teal); }
.nav-hamburger svg { display: block; }

/* LAYOUT */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* HERO */
.hero { padding: 72px 0 48px; border-bottom: 1px solid var(--border); text-align: center; }
.hero-eyebrow { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal); font-weight: 600; margin-bottom: 16px; }
.hero-title { font-family: var(--font-serif); font-size: clamp(32px, 5vw, 52px); font-weight: normal; line-height: 1.15; color: var(--graphite); margin-bottom: 20px; }
.hero-title em { font-style: italic; color: var(--teal); }
.hero-subtitle { font-size: 17px; color: var(--gray); line-height: 1.7; margin-bottom: 28px; }
.hero-meta { display: flex; gap: 24px; flex-wrap: wrap; font-size: 13px; color: var(--gray); justify-content: center; }
.hero-meta-item { display: flex; align-items: center; gap: 6px; }
.hero-meta-item::before { content: "·"; color: var(--teal); font-size: 18px; }

/* SEZIONI */
.section-cifre { padding: 64px 0; }
.section-schede { padding: 64px 0; background: var(--gray-light); }
.section-dibattito { padding: 64px 0; border-top: 1px solid var(--border); }
.section-label { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); font-weight: 700; margin-bottom: 8px; }
.section-title { font-family: var(--font-serif); font-size: 28px; font-weight: normal; color: var(--graphite); margin-bottom: 6px; }
.section-desc { font-size: 15px; color: var(--gray); margin-bottom: 40px; }
.section-link { font-size: 13px; color: var(--teal); text-decoration: none; border-bottom: 1px solid var(--teal-light); }
.section-link:hover { border-color: var(--teal); }

/* CIFRE */
.cifre-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.cifra-card { background: white; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; position: relative; overflow: hidden; box-shadow: var(--shadow); }
.cifra-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--teal); }
.cifra-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray); font-weight: 600; margin-bottom: 12px; }
.cifra-number { font-family: var(--font-serif); font-size: 42px; color: var(--teal-dark); line-height: 1; margin-bottom: 4px; }
.cifra-unit { font-size: 14px; color: var(--gray); margin-bottom: 12px; }
.cifra-note { font-size: 12px; color: var(--gray); line-height: 1.5; }

/* MIX */
.mix-card { background: white; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow); margin-bottom: 24px; }
.mix-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 20px; flex-wrap: wrap; gap: 8px; }
.mix-title { font-size: 14px; font-weight: 600; color: var(--graphite); }
.mix-subtitle { font-size: 12px; color: var(--gray); }
.mix-bars { display: flex; flex-direction: column; gap: 10px; }
.mix-row { display: flex; align-items: center; gap: 12px; }
.mix-source { font-size: 13px; color: var(--graphite); width: 160px; flex-shrink: 0; }
.mix-bar-wrap { flex: 1; background: var(--gray-light); border-radius: 4px; height: 10px; overflow: hidden; }
.mix-bar { height: 100%; border-radius: 4px; width: 0; transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1); }
.mix-pct { font-size: 13px; font-weight: 600; color: var(--graphite); width: 42px; text-align: right; flex-shrink: 0; }
.mix-twh { font-size: 11px; color: var(--gray); width: 56px; text-align: right; flex-shrink: 0; }
.mix-lcoe { font-size: 11px; font-weight: 600; width: 90px; text-align: right; flex-shrink: 0; }
.mix-lcoe.cheap { color: #065F46; }
.mix-lcoe.mid { color: #92400E; }
.mix-lcoe.expensive { color: #991B1B; }
.mix-lcoe.na { color: var(--gray); font-weight: normal; font-style: italic; }
.mix-valore { font-size: 11px; font-weight: 600; width: 80px; text-align: right; flex-shrink: 0; color: var(--teal-dark); }
.mix-valore.na { color: var(--gray); font-weight: normal; font-style: italic; }
.mix-col-header { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.mix-col-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray); font-weight: 600; }
.mix-col-src { width: 160px; flex-shrink: 0; }
.mix-col-bar { flex: 1; }
.mix-col-pct { width: 42px; text-align: right; }
.mix-col-twh { width: 56px; text-align: right; }
.mix-col-lcoe { width: 90px; text-align: right; }
.mix-col-valore { width: 80px; text-align: right; }
.mix-note { margin-top: 12px; display: flex; align-items: flex-start; gap: 8px; padding: 8px 12px; background: var(--amber-ok); border-radius: 6px; border-left: 3px solid var(--yellow-border); }

/* Evidenziazioni cliccabili "tocca per la nota" (usate anche nelle schede) */
.hl-y { background: var(--yellow); border-bottom: 1.5px solid var(--yellow-border); border-radius: 2px; padding: 1px 3px; cursor: pointer; position: relative; display: inline; }
.hl-o { background: var(--orange); border-bottom: 1.5px solid var(--orange-border); border-radius: 2px; padding: 1px 3px; cursor: pointer; position: relative; display: inline; }
.hl-note { display: none; margin: 6px 0 8px; padding: 8px 12px; border-radius: 6px; font-size: 13px; line-height: 1.55; }
.hl-note.y { background: #FFFBEB; border-left: 3px solid var(--yellow-border); color: var(--yellow-text); }
.hl-note.o { background: #FFF7ED; border-left: 3px solid var(--orange-border); color: var(--orange-text); }
.hl-note.open { display: block; }
.mix-note-text { font-size: 12px; color: var(--amber-text); line-height: 1.5; }

/* COLORI BARRE */
.bar-gas { background: #F97316; }
.bar-idro { background: #3B82F6; }
.bar-fv { background: #F59E0B; }
.bar-eolico { background: #10B981; }
.bar-biomasse { background: #84CC16; }
.bar-import { background: #8B5CF6; }
.bar-geo { background: #14B8A6; }
.bar-carbone { background: #374151; }

/* SCHEDE */
.schede-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.scheda-row { background: white; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: box-shadow 0.2s; }
.scheda-row:hover { box-shadow: var(--shadow-md); }
.scheda-header { display: flex; align-items: center; gap: 14px; padding: 16px 18px; cursor: pointer; user-select: none; }
.scheda-icon { font-size: 22px; flex-shrink: 0; }
.scheda-name { font-size: 15px; font-weight: 600; color: var(--graphite); flex: 1; }
.scheda-arrow { color: var(--gray); font-size: 12px; transition: transform 0.25s; flex-shrink: 0; }
.scheda-row.open .scheda-arrow { transform: rotate(180deg); }
.scheda-body { display: none; padding: 0 18px 18px; border-top: 1px solid var(--border); }
.scheda-row.open .scheda-body { display: block; }
.pill-row { display: flex; gap: 6px; flex-wrap: wrap; margin: 14px 0 10px; }
.pill { font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }
.pill-green { background: var(--green-ok); color: var(--green-text); }
.pill-amber { background: var(--amber-ok); color: var(--amber-text); }
.pill-red { background: var(--red-ok); color: var(--red-text); }
.pill-gray { background: var(--gray-light); color: var(--gray); border: 1px solid var(--border); }
.scheda-kpi { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.kpi { background: var(--gray-light); border-radius: 6px; padding: 6px 10px; }
.kpi-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray); font-weight: 600; }
.kpi-value { font-size: 13px; font-weight: 700; color: var(--graphite); }
.scheda-desc { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 14px; }
.scheda-cta { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--teal); text-decoration: none; padding: 7px 14px; border: 1.5px solid var(--teal); border-radius: 6px; transition: background 0.15s, color 0.15s; }
.scheda-cta:hover { background: var(--teal); color: white; }

/* DIBATTITO */
.dibattito-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.dibattito-card { background: white; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; text-decoration: none; color: inherit; box-shadow: var(--shadow); transition: box-shadow 0.2s, transform 0.2s; display: block; }
.dibattito-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.dibattito-card.nuovo { border-color: #F59E0B; }
.dibattito-num { font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--teal); margin-bottom: 10px; }
.dibattito-title { font-size: 15px; font-weight: 600; color: var(--graphite); margin-bottom: 8px; line-height: 1.4; }
.dibattito-desc { font-size: 13px; color: var(--gray); line-height: 1.55; }
.badge-nuovo { display: inline-block; font-size: 10px; background: #FEF3C7; color: #92400E; padding: 2px 7px; border-radius: 10px; font-weight: 700; margin-bottom: 8px; }

/* FOOTER */
footer { background: var(--teal-dark); color: rgba(255,255,255,0.7); padding: 40px 0; margin-top: 80px; }
.footer-inner { max-width: 1100px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1fr 220px 48px 1fr; align-items: center; column-gap: 32px; }
.footer-inner > div:first-child { grid-column: 1; }
.footer-logo-img { grid-column: 2; width: 100px; height: 100px; border-radius: 50%; justify-self: center; }
.footer-fonti { grid-column: 4; }
.footer-logo { font-family: var(--font-serif); font-size: 20px; color: white; margin-bottom: 8px; }
.footer-tagline { font-size: 13px; max-width: 280px; line-height: 1.6; }
.footer-fonti h4 { color: white; font-size: 13px; margin-bottom: 10px; }
.footer-fonti-list { font-size: 12px; line-height: 2.2; max-width: 320px; }
.footer-fonti-list a { color: rgba(255,255,255,0.85); text-decoration: none; }
.footer-fonti-list a:hover { color: white; text-decoration: underline; }
.footer-note { grid-column: 1 / -1; font-size: 12px; margin-top: 24px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.15); text-align: center; width: 100%; }

@media (max-width: 768px) {
  .cifre-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 56px; left: 0; right: 0; background: white; padding: 12px 16px; gap: 2px; box-shadow: var(--shadow); border-bottom: 1px solid var(--border); }
  .nav-links.open .nav-link { padding: 12px; }
  .nav-hamburger { display: flex; align-items: center; justify-content: center; }
  .nav-back span { display: none; }
  .hero { padding: 48px 0 32px; }
  .mix-source { width: 110px; }
  .mix-twh { display: none; }
}
/* === RESPONSIVE MOBILE === */
@media (max-width: 768px) {
.container { padding: 0 16px; }
.hero { padding: 40px 0 28px; text-align: center; }
.hero-title { font-size: 28px; }
.hero-subtitle { font-size: 15px; }
.hero-meta { justify-content: center; }
.cifre-grid { grid-template-columns: 1fr; gap: 12px; }
.cifra-number { font-size: 32px; }
/* Mix su mobile: nascondi TWh e Costo prod, tieni solo fonte, barra e % */
.mix-twh { display: none !important; }
.mix-lcoe { display: none !important; }
.mix-col-twh { display: none !important; }
.mix-col-lcoe { display: none !important; }
.mix-twh-c { display: none !important; }
.mix-lcoe-c { display: none !important; }
.mix-col-label.mix-col-twh { display: none !important; }
.mix-col-label.mix-col-lcoe { display: none !important; }
.mix-source { width: 120px; font-size: 12px; }
.mix-src-c { width: 120px; font-size: 12px; }
.mix-pct { width: 44px; font-size: 12px; }
.mix-pct-c { width: 44px; font-size: 12px; }
/* Schede — una per riga */
.schede-grid { grid-template-columns: 1fr; }
.dibattito-grid { grid-template-columns: 1fr; }
.scheda-kpi { flex-direction: column; gap: 8px; }
/* Footer */
.footer-inner { display: flex; flex-direction: column; gap: 20px; }
.section-desc { font-size: 14px; }
}

@media (max-width: 480px) {
.hero-title { font-size: 22px; }
.section-title { font-size: 20px; }
.cifra-number { font-size: 26px; }
.mix-source { width: 100px; font-size: 11px; }
.legend-banner { font-size: 11px; gap: 8px; padding: 6px 12px; }
.legend-item { font-size: 10px; }
}

/* === FIX SPECIFICO MIX MOBILE === */
@media (max-width: 600px) {
.mix-card { padding: 16px 12px; }
.mix-col-header { display: none; }
.mix-row { flex-wrap: nowrap; gap: 6px; }
.mix-source { width: 110px; font-size: 11px; flex-shrink: 0; }
.mix-bar-wrap { min-width: 60px; }
.mix-pct { width: 40px; font-size: 11px; font-weight: 700; }
.mix-twh { display: none !important; }
.mix-lcoe { display: none !important; }
/* Cifre grandi su mobile */
.cifre-grid { grid-template-columns: 1fr 1fr; }
.cifra-number { font-size: 28px; }
.cifra-card { padding: 16px; }
/* Tre KPI in due colonne */
.cifre-grid > .cifra-card:last-child { grid-column: 1 / -1; }
}

/* === CORREGGO: mostra TWh, nasconde solo costo produzione su mobile === */
@media (max-width: 600px) {
.mix-twh { display: block !important; font-size: 11px; width: 52px; text-align: right; color: var(--gray); flex-shrink: 0; }
.mix-lcoe { display: none !important; }
.mix-col-lcoe { display: none !important; }
}

/* === CARD SCHEDE STESSA ALTEZZA === */
.schede-grid {
align-items: start;
}
.scheda-row {
min-height: 60px;
}
.scheda-body {
min-height: 180px;
}

/* === FIX SCHEDE SINGOLE SU MOBILE === */
@media (max-width: 600px) {
/* KPI in griglia 2x2 invece di colonna singola */
.kpi-row {
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.kpi-card {
  min-width: 0 !important;
  padding: 12px 14px;
}
.kpi-value {
  font-size: 22px !important;
}
.kpi-label {
  font-size: 10px;
}
/* Tabella giudizi — testo terza colonna non tagliato */
.giudizio-table td:first-child {
  width: 80px !important;
  white-space: normal !important;
  font-size: 12px;
}
.giudizio-table td:nth-child(2) {
  width: 72px !important;
}
.giudizio-table td:last-child {
  font-size: 13px;
}
.giudizio-table td {
  padding: 10px 6px;
}
/* Blocco 1 padding ridotto */
.blocco-1 {
  padding: 20px 16px;
  margin: 0;
}
/* Titolo scheda */
.scheda-title {
  font-size: 26px !important;
}
/* Tabella Si dice / I dati dicono */
.sidice-table td {
  font-size: 13px;
  padding: 10px 12px;
}
/* Innovazioni in griglia 1 colonna */
.innovazione-grid {
  grid-template-columns: 1fr !important;
}
/* Nav interna */
.nav-interna {
  gap: 8px;
}
.nav-interna a {
  font-size: 12px;
  padding: 4px 10px;
}
}

/* LEGENDA SEMPRE VISIBILE SU MOBILE */
@media (max-width: 600px) {
.legend-banner {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
  gap: 6px !important;
  padding: 10px 16px !important;
  font-size: 11px !important;
}
.legend-item {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 11px !important;
}
.legend-swatch {
  width: 14px !important;
  height: 14px !important;
  flex-shrink: 0 !important;
}
}