/* ==========================================================================
   FONT LOCALI
   ========================================================================== */
@font-face {
  font-family: 'Playfair';
  src: url('../fonts/playfair-display-v40-latin-700italic.woff2') format('woff2');
  font-weight: 700; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'DM-Serif';
  src: url('../fonts/dm-serif-display-v17-latin-regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'DM-Serif';
  src: url('../fonts/dm-serif-display-v17-latin-italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-v20-latin-300.woff2') format('woff2');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-v20-latin-regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-v20-latin-italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-v20-latin-700.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}


/* ==========================================================================
   VARIABILI GLOBALI
   ========================================================================== */
:root {

  /* Tipografia */
  --font-display:  'Playfair',   ui-serif, Georgia, serif;
  --font-title:    'DM-Serif',   ui-serif, Georgia, serif;
  --font-body:     'Inter',      system-ui, sans-serif;
  --font-ui:       'Inter',      system-ui, sans-serif;

  /* Cromia di base */
  --ink:         #1a1a2e;
  --ink-mid:     #3d3a35;
  --ink-soft:    #6b6b8a;
  --ink-light:   #8a8784;
  --warm-white:  #fdfcf9;
  --rule:        #e2ddd4;
  --surface:     #f4f2ee;
  --surface-2:   #eceae5;
  --border:      #dedad3;
  --bg-hero:     #eef3f0;
  --parchment:   #f5f2eb;

  /* Accenti */
  --accent:      #8c2e3e;
  --accent-2:    #2d6a6a;
  --accent-3:    #5a7a3a;
  --mark:        #f0e6c0;

  /* Sezione tinted */
  --section-tinted-bg:     #f0ede6;
  --section-tinted-border: #d8d3c8;

  /* Struttura */
  --radius:    6px;
  --radius-lg: 12px;
  --max-w:     780px;
  --gap:       2.5rem;
  --space-xs:  0.5rem;  --space-sm: 1rem;
  --space-md:  2rem;    --space-lg: 4rem;  --space-xl: 7rem;

}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--warm-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── NAV ─────────────────────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--warm-white);
  border-bottom: 1px solid var(--rule);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo img { max-height: 38px; width: auto; }

.nav-menu {
  font-family: var(--font-body);
  list-style: none;
  display: flex;
  gap: 2.25rem;
}

.nav-menu a {
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-mid);
  transition: color 0.2s;
}
.nav-menu a:hover { color: var(--accent); }

.hamburger { display:none; flex-direction:column; gap:5px; cursor:pointer; }
.hamburger span { display:block; width:22px; height:1.5px; background:var(--ink); transition:0.3s; }
.hamburger.active span:nth-child(1) { transform: rotate(-45deg) translate(-4px,4px); }
.hamburger.active span:nth-child(2) { opacity:0; }
.hamburger.active span:nth-child(3) { transform: rotate(45deg) translate(-4px,-4px); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  background-color: var(--bg-hero);
  border-bottom: 2px solid var(--border);
  padding: 5rem var(--space-md) 4rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(140,46,62,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(45,106,106,0.08) 0%, transparent 55%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute;
  left: var(--space-md);
  top: var(--space-lg); bottom: var(--space-lg);
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  opacity: 0.5;
}
.hero-inner {
  max-width: 1280px; margin: 0 auto;
  padding-left: 3.5rem; position: relative; z-index: 1;
}
.hero-label {
  display: inline-block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent);
  margin-bottom: var(--space-md); padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(140,46,62,0.35);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 700;
  line-height: 1.05; letter-spacing: -0.02em; color: var(--ink);
  max-width: 700px; margin-bottom: 1.5rem;
}
.hero-title em { font-style: italic; color: var(--accent); }
.hero-subtitle {
  font-size: 1.05rem; font-weight: 400; color: var(--ink-mid);
  max-width: 700px; line-height: 1.65; margin-bottom: var(--space-lg);
}
.hero-nav { display: flex; flex-wrap: wrap; gap: 0.65rem; }
.hero-link {
  display: inline-block; padding: 0.45rem 1.25rem;
  border: 1px solid var(--border); border-radius: 2px;
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.03em; color: var(--ink-mid); text-decoration: none;
  background: var(--warm-white); transition: all 0.2s;
}
.hero-link:hover, .hero-link:focus {
  background: var(--accent); border-color: var(--accent); color: #fff;
}
.hero-instructions {
  background: var(--warm-white);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem 1.5rem; max-width: 700px;
  margin-top: 3rem; position: relative; z-index: 2;
}
.hero-instructions-title {
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-soft); margin-bottom: 0.75rem;
}
.timing-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.timing-list li {
  font-size: 0.9rem; color: var(--ink-mid);
  padding-left: 1.25rem; position: relative;
}
.timing-list li::before { content: '—'; position: absolute; left: 0; color: var(--accent); font-weight: 600; }

/* ── PROGRESS NAV ────────────────────────────────────────────────────────── */
.progress-nav {
  position: fixed;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  z-index: 150;
}

.prog-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--rule);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.prog-dot::before {
  content: attr(data-title);
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--ink);
  color: rgba(255,255,255,0.85);
  padding: 0.35rem 0.8rem;
  font-size: 0.75rem;
  font-family: var(--font-body);
  border-radius: 2px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
}

.prog-dot:hover { background: var(--ink-soft); }
.prog-dot:hover::before { opacity: 1; transform: translateY(-50%) translateX(0); }

.prog-dot.active {
  background: var(--accent);
  transform: scale(1.6);
  box-shadow: 0 0 0 3px rgba(200,85,61,0.2);
}

/* ── MAIN LAYOUT ─────────────────────────────────────────────────────────── */
.page-body {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  display: grid;
  grid-template-columns: 1fr min(760px, 100%) 1fr;
}

.article-content { grid-column: 2; }

/* ── SECTION BLOCK ───────────────────────────────────────────────────────── */
.section-block {
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--rule);
}
.section-block:last-child { border-bottom: none; margin-bottom: 0; }

.section-header {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: var(--space-md);
}

.section-number {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--rule);
  user-select: none;
  flex-shrink: 0;
  margin-top: -0.15rem;
}

.section-meta {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.body-text {
  font-size: 1rem;
  line-height: 1.78;
  color: var(--ink-mid);
  max-width: 68ch;
}

.body-text + .body-text { margin-top: 1rem; }
.body-text p + p { margin-top: 1.2rem; }

.body-text strong { color: var(--ink); font-weight: 600; }
.body-text em { font-style: italic; }

/* ── CALLOUT ─────────────────────────────────────────────────────────────── */
.callout {
  border-left: 2px solid var(--accent-2);
  padding: 1.1rem 1.4rem;
  margin: 1.75rem 0;
  background: rgba(45,106,106,0.05);
  border-radius: 0 2px 2px 0;
}

.callout p {
  font-family: var(--font-title);
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--ink);
  font-weight: 400;
}

.callout-accent {
  border-left-color: var(--accent);
  background: rgba(200,85,61,0.05);
}

/* ── SCENARIO BOX ────────────────────────────────────────────────────────── */
.scenario-box {
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  margin: 1.75rem 0;
  background: var(--warm-white);
}

.scenario-header {
  background: var(--parchment);
  color: var(--ink);
  padding: 0.7rem 1.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.scenario-header::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.scenario-body {
  padding: 1.75rem 1.5rem;
  font-size: 0.97rem;
  color: var(--ink-mid);
  line-height: 1.75;
}

.scenario-body p + p { margin-top: 1rem; }

.scenario-context {
  font-size: 0.9rem;
  color: var(--ink-soft);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--rule);
}

/* Prompt / Response blocks */
.exchange { margin: 1.5rem 0; }

.exchange-prompt {
  margin-bottom: 0.75rem;
}

.exchange-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.exchange-label.lbl-prompt { color: var(--accent); }
.exchange-label.lbl-response { color: var(--accent-2); }

.exchange-prompt .exchange-text {
  font-size: 0.97rem;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  font-style: italic;
}

.exchange-response .exchange-text {
  font-family: var(--font-body);
  font-size: 0.94rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--ink-mid);
  background: var(--parchment);
  padding: 1.1rem 1.25rem;
  border-radius: 2px;
}

.exchange-response .exchange-text em { font-style: italic; color: var(--ink); }

.exchange + .exchange { margin-top: 2rem; padding-top: 2rem; border-top: 1px dashed var(--rule); }

/* ── NOTE BLOCK ──────────────────────────────────────────────────────────── */
.note-block {
  border-left: 2px solid var(--rule);
  padding: 0.85rem 1.25rem;
  margin: 1.5rem 0;
  background: transparent;
}

.note-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: block;
  margin-bottom: 0.4rem;
}

.note-block p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

/* ── SCRITTURA / TEXTAREA ────────────────────────────────────────────────── */
.scrittura-wrap {
  margin: 2rem 0 0;
  padding: 1.5rem;
  border: 1px dashed var(--rule);
  border-radius: 2px;
  background: rgba(242,239,232,0.4);
}

.scrittura-wrap-dark {
  margin: 2rem 0 0;
  padding: 1.5rem;
  border: 1px dashed var(--section-tinted-border);
  border-radius: 2px;
  background: rgba(224,220,212,0.35);
}

.scrittura-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.scrittura-label::before { content: '✎'; color: var(--accent); }

.scrittura-prompt {
  font-size: 0.95rem;
  color: var(--ink-mid);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.scrittura-prompt strong { color: var(--ink); font-weight: 600; }

.campo-riflessione {
  width: 100%;
  min-height: 110px;
  background: var(--warm-white);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 1rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 300;
  color: var(--ink);
  line-height: 1.65;
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.campo-riflessione:focus {
  border-color: var(--accent-2);
  outline: none;
  box-shadow: 0 0 0 3px rgba(45,106,106,0.1);
}

.campo-riflessione::placeholder {
  color: var(--ink-soft);
  font-style: italic;
}

/* Campo su sfondo tinted: sfondo bianco netto per contrasto leggibile */
.campo-dark {
  background: #ffffff;
  border-color: var(--border);
  color: var(--ink);
}

.campo-dark:focus {
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(45,106,106,0.1);
}

.campo-dark::placeholder {
  color: var(--ink-soft);
  font-style: italic;
}

/* ── TESI GRID ───────────────────────────────────────────────────────────── */
.tesi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}

.tesi-cell {
  padding: 1.75rem 1.5rem;
  background: var(--parchment);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--ink-mid);
  border-radius: 2px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.tesi-cell.alt { border-top-color: var(--accent-2); }
.tesi-cell:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(26,26,46,0.07); }

.tesi-posizione {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

.tesi-enunciato {
  display: block;
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 1rem;
}

.tesi-cell p {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--ink-mid);
}
.tesi-cell p + p { margin-top: 0.75rem; }

/* ── BIAS GRID ───────────────────────────────────────────────────────────── */
.bias-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}

.bias-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--parchment);
  border: 1px solid var(--rule);
  border-radius: 2px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.bias-item:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(26,26,46,0.06); }

.bias-check {
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--rule);
  border-radius: 2px;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  transition: all 0.2s;
  background: var(--warm-white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.bias-check.checked {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.bias-check.checked::after {
  content: '✓';
  color: white;
  font-size: 13px;
  font-weight: 600;
}

.bias-nome {
  display: block;
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: 0.4rem;
}

.bias-desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink-mid);
}

/* ── INTERATTIVO FASE 6 ──────────────────────────────────────────────────── */
.hl-btns {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hl-btn {
  padding: 0.4rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--font-body);
}

.hl-btn.active-dato      { background: rgba(45,106,106,0.15);  color: var(--accent-2); border-color: var(--accent-2); }
.hl-btn.active-inferenza { background: rgba(26,26,46,0.1);     color: var(--ink);      border-color: var(--ink-mid); }
.hl-btn.active-retorica  { background: rgba(200,85,61,0.12);   color: var(--accent);   border-color: var(--accent); }

.testo-demo {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink);
  padding: 1.5rem;
  background: var(--warm-white);
  border: 1px solid var(--rule);
  border-radius: 2px;
}

.testo-demo span[data-tipo] { transition: background 0.25s ease, padding 0.1s; }
.show-dato       span[data-tipo="dato"]       { background: rgba(130,209,236,0.5);  border-radius:2px; padding:1px 3px; }
.show-inferenza  span[data-tipo="inferenza"]  { background: rgba(26,26,46,0.1);    border-radius:2px; padding:1px 3px; }
.show-retorica   span[data-tipo="retorica"]   { background: rgba(200,85,61,0.3);  border-radius:2px; padding:1px 3px; }

/* ==========================================================================
   SECTION DARK (sezione tinted chiara)
   ========================================================================== */
.section-dark {
  background: var(--section-tinted-bg);
  border-top: 1px solid var(--section-tinted-border);
  border-bottom: 1px solid var(--section-tinted-border);
  color: var(--ink);
  margin: 0 -2rem; padding: var(--gap) 2rem;
}
.section-dark .body-text p { color: var(--ink-mid); }

/* ==========================================================================
   CALLOUT-AP
   ========================================================================== */
.callout-ap {
  background: var(--warm-white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.25rem 1.5rem;
  color: var(--ink-mid); font-size: 0.95rem; line-height: 1.7;
}
.callout-ap strong { color: var(--ink); }

/* ── RIMANDI ─────────────────────────────────────────────────────────────── */
.rimandi-section {
  padding: 2rem 0;
  margin-bottom: var(--space-md);
  border-top: 1px solid var(--rule);
}

.rimandi-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}

.rimandi-links { display: flex; flex-direction: column; gap: 0.75rem; }

.rimandi-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  padding: 0.4rem 0;
  transition: opacity 0.2s;
}
.rimandi-link:hover { opacity: 0.65; }

.rimandi-link-type {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--parchment);
  border: 1px solid var(--rule);
  padding: 0.25rem 0.65rem;
  border-radius: 2px;
  white-space: nowrap;
}

.rimandi-link-title {
  font-size: 0.95rem;
  color: var(--ink-mid);
  font-weight: 400;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--rule);
}

/* ── CLOSING NOTE ────────────────────────────────────────────────────────── */
.closing-note {
  background: var(--parchment);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 2.5rem;
  margin-top: var(--space-md);
  text-align: center;
}

.closing-note p {
  font-family: var(--font-title);
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--ink);
}

/* ==========================================================================
   FOOTER, chiaro, come style-lm
   ========================================================================== */
.footer {
  border-top: 1px solid var(--rule);
  background: var(--surface-2);
  color: var(--ink-soft); text-align: center;
  padding: 2rem var(--space-md); font-size: 0.82rem; letter-spacing: 0.02em;
}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .progress-nav { display: none; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 64px;
    flex-direction: column;
    background: rgba(253,252,249,0.98);
    backdrop-filter: blur(12px);
    width: 100%;
    padding: 2rem;
    gap: 1.5rem;
    text-align: center;
    transition: left 0.3s ease;
    border-bottom: 1px solid var(--rule);
  }
  .nav-menu.active { left: 0; }
  .hamburger { display: flex; }

  .hero { padding: var(--space-lg) var(--space-md); }
  .hero::after { display: none; }
  .hero-inner { padding-left: 0; }
  .hero-title { font-size: 2.2rem; }

  .page-body {
    grid-template-columns: 1fr;
    padding: var(--space-md);
  }
  .article-content { grid-column: 1; }

  .tesi-grid { grid-template-columns: 1fr; }
  .bias-grid { grid-template-columns: 1fr; }
  .section-dark { padding: 2rem 1.5rem; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.9rem; }
  .section-header { flex-direction: column; gap: 0.4rem; }
  .section-number { font-size: 2.5rem; }
  .hl-btns { flex-direction: column; }
}