/* Antoine Rocher — spécialiste séchage solaire bois-énergie.
   Identité bois : bruns, braise, anthracite. System fonts only, zéro dépendance. */

:root {
  --ink: #241a12;
  --anthracite: #2a2420;
  --anthracite-2: #322a24;      /* fond dark, nuance haute */
  --brown: #5c3a1e;
  --brown-soft: #7a5230;
  --ember: #d2691e;
  --ember-dark: #b3541a;
  --ember-deep: #98470f;
  --ember-glow: #ef8a3d;         /* braise accentuée pour texte sur fond sombre (AA) */
  --cream: #f4ead9;
  --paper: #fbf6ee;
  --paper-line: #e7d9c3;
  --green-ok: #3f7d3a;
  --danger: #a33;

  --shadow-sm: 0 1px 3px rgba(36, 26, 18, 0.10);
  --shadow: 0 4px 16px rgba(36, 26, 18, 0.10);
  --shadow-lg: 0 12px 34px rgba(36, 26, 18, 0.16);

  --radius: 10px;
  --radius-lg: 14px;
  --maxw: 760px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--ember-deep); text-underline-offset: 2px; }

/* ---------- Typographie ---------- */
h1, h2, h3 { line-height: 1.18; letter-spacing: -0.015em; text-wrap: balance; }
h1 { font-size: clamp(1.75rem, 4.4vw, 2.2rem); font-weight: 800; margin: 0 0 0.5em; }
h2 {
  font-size: clamp(1.4rem, 3.2vw, 1.72rem); font-weight: 800;
  margin: 1.85em 0 0.55em; position: relative;
}
h3 { font-size: 1.2rem; font-weight: 700; margin: 1.4em 0 0.4em; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--brown); font-weight: 700; }

.lead { font-size: clamp(1.06rem, 2.4vw, 1.18rem); line-height: 1.55; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- Accessibilité : focus & skip-link ---------- */
:focus-visible {
  outline: 3px solid var(--ember);
  outline-offset: 3px;
  border-radius: 3px;
}
.section-dark :focus-visible,
.topbar :focus-visible,
.hero :focus-visible,
.cta-final :focus-visible { outline-color: var(--ember-glow); }

.skip-link {
  position: absolute; left: 12px; top: -60px;
  background: var(--ember); color: #fff; font-weight: 800;
  padding: 10px 18px; border-radius: 0 0 8px 8px; z-index: 100;
  text-decoration: none; transition: top .2s var(--ease);
}
.skip-link:focus { top: 0; }

/* ---------- En-tête ---------- */
.topbar {
  background: var(--anthracite);
  color: var(--cream);
  border-bottom: 3px solid var(--ember);
  position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 14px rgba(0,0,0,0.22);
}
.topbar-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 12px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--cream); font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.brand svg { flex: 0 0 auto; filter: drop-shadow(0 1px 2px rgba(0,0,0,.35)); transition: transform .3s var(--ease); }
.brand:hover svg { transform: rotate(-6deg) scale(1.06); }
.brand-name { line-height: 1.05; }
.brand-name span { color: var(--ember-glow); }
.brand-role { display: block; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em; color: #bcac93; margin-top: 2px; }
.topbar-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.topbar-nav { text-decoration: none; color: var(--cream); font-weight: 700; font-size: 0.95rem; white-space: nowrap; transition: color .18s var(--ease); }
.topbar-nav:hover { color: var(--ember-glow); }
.topbar-wa {
  text-decoration: none; color: var(--cream); font-weight: 700; font-size: 0.95rem; white-space: nowrap;
  border: 1.5px solid var(--ember); border-radius: 999px; padding: 6px 15px;
  transition: background .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
}
.topbar-wa:hover { background: var(--ember); color: #fff; box-shadow: 0 4px 14px rgba(210,105,30,.4); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(239,138,61,0.22), transparent 55%),
    radial-gradient(90% 80% at 0% 110%, rgba(92,58,30,0.35), transparent 60%),
    linear-gradient(170deg, var(--anthracite-2), var(--anthracite));
  color: var(--cream);
  padding: clamp(40px, 7vw, 64px) 0 clamp(38px, 6vw, 56px);
  border-bottom: 5px solid var(--ember);
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 4px 4px; opacity: .5;
}
.hero .wrap { position: relative; z-index: 1; }
.hero .kicker {
  display: inline-block; background: var(--ember); color: #fff;
  font-weight: 800; font-size: 0.76rem; letter-spacing: 0.07em; text-transform: uppercase;
  padding: 6px 13px; border-radius: 999px; margin-bottom: 18px;
  box-shadow: 0 3px 12px rgba(210,105,30,.35);
}
.hero h1 { color: #fff; font-size: clamp(1.95rem, 5.6vw, 2.5rem); }
.hero h1 em { font-style: normal; color: var(--ember-glow); }
.hero .lead { color: #eaddc9; max-width: 640px; }
.hero-cta { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; font-weight: 800; font-size: 1.02rem;
  padding: 14px 26px; border-radius: 9px; text-align: center;
  transition: transform .12s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--ember); color: #fff; box-shadow: 0 6px 18px rgba(210,105,30,.34); }
.btn-primary:hover { background: var(--ember-dark); box-shadow: 0 10px 26px rgba(210,105,30,.42); }
.btn-wa { background: #1faf54; color: #fff; box-shadow: 0 6px 18px rgba(31,175,84,.30); }
.btn-wa:hover { background: #148a41; box-shadow: 0 10px 26px rgba(31,175,84,.40); }
.btn-ghost { background: rgba(255,255,255,0.04); color: var(--cream); border: 2px solid #6f5e4e; }
.btn-ghost:hover { border-color: var(--ember-glow); color: #fff; background: rgba(239,138,61,0.10); }

/* ---------- Sections ---------- */
section { padding: 8px 0; }
.section-alt { background: var(--cream); }
.section-dark {
  background:
    radial-gradient(100% 120% at 100% 0%, rgba(239,138,61,0.10), transparent 55%),
    var(--anthracite);
  color: var(--cream);
}
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark strong { color: var(--ember-glow); }
.section-dark p { color: #e6d8c4; }
.section-pad { padding: clamp(32px, 5vw, 46px) 0; }

/* Filet braise sous les titres de section (rythme visuel) */
.section-pad h2:first-of-type::before,
.section-alt h2:first-of-type::before {
  content: ""; display: block; width: 46px; height: 3px; border-radius: 3px;
  background: var(--ember); margin-bottom: 14px;
}
.section-dark h2:first-of-type::before { background: var(--ember-glow); }

/* ---------- Bloc problème ---------- */
.pain-list { list-style: none; padding: 0; margin: 1.2em 0; }
.pain-list li {
  position: relative; padding: 11px 0 11px 36px; border-bottom: 1px solid var(--paper-line);
}
.pain-list li:last-child { border-bottom: none; }
.pain-list li::before {
  content: "✕"; position: absolute; left: 2px; top: 12px;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(163,51,51,0.12); color: var(--danger);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem; font-weight: 800; line-height: 1;
}

/* ---------- Seuils humidité ---------- */
.gauge { display: flex; flex-wrap: wrap; gap: 14px; margin: 24px 0; }
.gauge-card {
  flex: 1 1 165px; background: var(--paper); border: 1px solid var(--paper-line);
  border-top: 5px solid var(--ember); border-radius: var(--radius); padding: 18px;
  box-shadow: var(--shadow-sm); transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.gauge-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.gauge-card .num { font-size: 2rem; font-weight: 800; color: var(--brown); line-height: 1; letter-spacing: -0.02em; }
.gauge-card.ok { border-top-color: var(--green-ok); }
.gauge-card.ok .num { color: var(--green-ok); }
.gauge-card.bad { border-top-color: var(--danger); }
.gauge-card.bad .num { color: var(--danger); }
.gauge-card p { margin: 9px 0 0; font-size: 0.95rem; line-height: 1.45; }

/* ---------- Repères techniques ---------- */
.specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 22px 0; }
.spec {
  background: rgba(255,255,255,0.055); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius); padding: 18px;
  transition: border-color .18s var(--ease), background .18s var(--ease);
}
.spec:hover { border-color: rgba(239,138,61,0.5); background: rgba(255,255,255,0.075); }
.spec .v { font-size: 1.5rem; font-weight: 800; color: var(--ember-glow); line-height: 1.1; letter-spacing: -0.01em; }
.spec .k { font-size: 0.92rem; color: #d7c7b2; margin-top: 5px; }
.norms { font-size: 0.88rem; color: #c9b8a2; margin-top: 10px; line-height: 1.5; }

/* ---------- Exemple chiffré ---------- */
.example {
  background: var(--paper); border: 2px solid var(--ember); border-radius: var(--radius-lg);
  padding: 24px; margin: 22px 0; box-shadow: var(--shadow);
}
.example .tag { display: inline-block; background: var(--brown); color: #fff; font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; padding: 4px 10px; border-radius: 5px; margin-bottom: 12px; }
.example-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 10px 0; }
.example-row .from { color: #8a5a2f; font-weight: 700; }
.example-row .arrow { color: var(--ember); font-weight: 800; font-size: 1.3rem; }
.example-row .to { color: var(--green-ok); font-weight: 800; }

/* ---------- Objections ---------- */
.obj {
  background: var(--paper); border: 1px solid var(--paper-line); border-left: 5px solid var(--ember);
  border-radius: var(--radius); padding: 18px 20px; margin: 16px 0; box-shadow: var(--shadow-sm);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.obj:hover { transform: translateX(3px); box-shadow: var(--shadow); }
.obj h3 { margin-top: 0; color: var(--brown); }
.obj h3::before { content: "« "; color: var(--ember); }
.obj h3::after { content: " »"; color: var(--ember); }

/* ---------- CEE (2e rideau) ---------- */
.cee-band {
  background: linear-gradient(155deg, var(--brown-soft), var(--brown));
  color: #fff; border-radius: var(--radius-lg); padding: 26px; margin: 24px 0;
  box-shadow: var(--shadow);
}
.cee-band h2 { margin-top: 0; color: #fff; }
.cee-band h2::before { display: none; }
.cee-band p { color: #f6ecdd; }
.cee-band strong { color: #ffd9a8; }
.cee-band a { color: #fff; font-weight: 700; }

/* ---------- CTA final ---------- */
.cta-final { text-align: center; padding: clamp(38px, 6vw, 52px) 0; }
.cta-final h2 { color: #fff; }
.cta-final h2::before { margin-left: auto; margin-right: auto; }
.cta-final .btn { margin: 6px; }
.wa-line { margin-top: 16px; font-size: 1.05rem; color: #e6d8c4; }
.wa-line a { color: var(--cream); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--paper-line); border-radius: var(--radius); margin: 10px 0; background: var(--paper);
  overflow: hidden; transition: box-shadow .18s var(--ease), border-color .18s var(--ease);
}
.faq details[open] { box-shadow: var(--shadow-sm); border-color: #dcc9ac; }
.faq summary {
  cursor: pointer; padding: 15px 46px 15px 18px; font-weight: 700; color: var(--brown);
  position: relative; list-style: none; transition: color .15s var(--ease);
}
.faq summary:hover { color: var(--ember-deep); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; color: var(--ember); font-weight: 800; line-height: 1; transition: transform .2s var(--ease);
}
.faq details[open] summary::after { content: "–"; }
.faq details[open] summary { border-bottom: 1px solid var(--paper-line); }
.faq .answer { padding: 6px 18px 16px; }
.faq .answer p { margin: 0.5em 0; }

/* ---------- Note bas / footnote ---------- */
.footnote { font-size: 0.85rem; color: var(--brown-soft); margin-top: 18px; line-height: 1.5; }

/* ---------- Carte anti-arnaque (financement) ---------- */
.check-grid { display: grid; gap: 12px; margin: 20px 0; }
.check {
  display: flex; gap: 13px; align-items: flex-start; background: var(--paper);
  border: 1px solid var(--paper-line); border-radius: var(--radius); padding: 15px 17px; box-shadow: var(--shadow-sm);
  transition: transform .16s var(--ease), box-shadow .16s var(--ease);
}
.check:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.check .ic { flex: 0 0 auto; width: 27px; height: 27px; border-radius: 50%; background: var(--green-ok); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 0.95rem; box-shadow: 0 2px 6px rgba(63,125,58,.3); }
.check.no .ic { background: var(--danger); box-shadow: 0 2px 6px rgba(163,51,51,.3); }
.check p { margin: 0; font-size: 0.98rem; }
.check strong { display: block; color: var(--brown); margin-bottom: 1px; }

/* ---------- Fiche CEE courte ---------- */
.fiche { background: var(--cream); border: 1px solid var(--paper-line); border-radius: var(--radius-lg); padding: 22px; margin: 20px 0; box-shadow: var(--shadow-sm); }
.fiche dl { margin: 0; }
.fiche dt { font-weight: 800; color: var(--brown); margin-top: 14px; }
.fiche dt:first-child { margin-top: 0; }
.fiche dd { margin: 3px 0 0; }

/* ---------- Passerelle / crédibilité ---------- */
.credit { font-size: 0.95rem; color: var(--brown-soft); background: var(--cream); border-radius: var(--radius); padding: 15px 17px; margin: 24px 0 0; border: 1px solid var(--paper-line); }

/* ---------- Fil d'ariane secondaire ---------- */
.crumb { font-size: 0.9rem; color: #cbb99e; padding: 0; margin: 0 0 4px; }
.crumb a { color: var(--ember-glow); text-decoration: none; }
.crumb a:hover { text-decoration: underline; }

/* ---------- Pied ---------- */
.foot { background: var(--ink); color: #cbb89f; padding: 34px 0 36px; margin-top: 32px; border-top: 3px solid var(--ember); font-size: 0.92rem; }
.foot a { color: #ecdcc6; text-decoration: none; transition: color .15s var(--ease); }
.foot a:hover { color: var(--ember-glow); text-decoration: underline; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 16px; }
.foot nav a { font-weight: 600; }
.foot strong { color: #ecdcc6; }
.foot .legal { color: #97836c; font-size: 0.85rem; line-height: 1.55; }
.foot .legal strong { color: #c9b39a; }

/* ---------- 404 ---------- */
.err { text-align: center; padding: 70px 0; }
.err h1 { font-size: clamp(3rem, 12vw, 4rem); color: var(--ember); margin-bottom: 0.2em; }

/* ---------- Signature ---------- */
.signature { margin-top: 24px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.16); }
.signature .sig-name {
  font-family: "Snell Roundhand", "Segoe Script", "Bradley Hand", cursive;
  font-size: 1.75rem; color: var(--ember-glow); line-height: 1; display: block;
}
.signature .sig-role { font-size: 0.9rem; color: #cabca3; margin-top: 5px; display: block; }
.hero .signature .sig-role { color: #d7c7b2; }

/* Signature sur fond clair — carte auteur */
.sig-light {
  margin: 22px 0 0; padding: 16px 18px; background: var(--cream);
  border: 1px solid var(--paper-line); border-left: 4px solid var(--ember);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.sig-light .sig-name {
  font-family: "Snell Roundhand", "Segoe Script", "Bradley Hand", cursive;
  font-size: 1.75rem; color: var(--brown); line-height: 1; display: block;
}
.sig-light .sig-role { font-size: 0.9rem; color: var(--brown-soft); margin-top: 5px; display: block; }

/* ---------- Page À propos ---------- */
.about-photo {
  background: linear-gradient(160deg, var(--cream), #efe3d0);
  border: 1px solid var(--paper-line); border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center;
  color: var(--brown-soft); font-size: 0.9rem; text-align: center; padding: 20px;
  margin: 0 0 10px; box-shadow: var(--shadow-sm);
}
.about-caption { font-size: 0.85rem; color: var(--brown-soft); margin: 0 0 24px; }
.affil {
  background: linear-gradient(155deg, var(--brown-soft), var(--brown));
  color: #fff; border-radius: var(--radius-lg); padding: 22px 24px; margin: 26px 0;
  box-shadow: var(--shadow);
}
.affil h2 { margin-top: 0; color: #fff; }
.affil h2::before { display: none; }
.affil p { color: #f6ecdd; }
.affil strong { color: #ffd9a8; }
.affil a { color: #fff; }
.value-list { list-style: none; padding: 0; margin: 1.2em 0; }
.value-list li { position: relative; padding: 9px 0 9px 32px; border-bottom: 1px solid var(--paper-line); }
.value-list li:last-child { border-bottom: none; }
.value-list li::before { content: "→"; position: absolute; left: 4px; top: 9px; color: var(--ember); font-weight: 800; }

/* ---------- Humidimètre allié ---------- */
.ally {
  background: linear-gradient(160deg, #eef6ec, #e6f1e2); border: 1px solid #cfe3c9; border-left: 5px solid var(--green-ok);
  border-radius: var(--radius); padding: 17px 19px; margin: 22px 0 0; font-size: 1rem;
}
.ally strong { color: #2f6a2b; }

/* ---------- Version hybride ---------- */
.hybrid-flow { display: grid; gap: 12px; margin: 22px 0; }
.hstep {
  display: flex; gap: 15px; align-items: flex-start; background: var(--paper);
  border: 1px solid var(--paper-line); border-radius: var(--radius); padding: 15px 17px; box-shadow: var(--shadow-sm);
  transition: transform .16s var(--ease), box-shadow .16s var(--ease);
}
.hstep:hover { transform: translateX(3px); box-shadow: var(--shadow); }
.hstep .hnum {
  flex: 0 0 auto; width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(145deg, var(--ember), var(--ember-dark)); color: #fff;
  font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 1rem;
  box-shadow: 0 3px 8px rgba(210,105,30,.35);
}
.hstep p { margin: 4px 0 0; font-size: 0.98rem; }

/* ---------- Économie du sec : comparatif ---------- */
.econ { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 24px 0; }
.econ-col {
  border-radius: var(--radius-lg); padding: 18px 20px; box-shadow: var(--shadow-sm); border: 1px solid var(--paper-line);
}
.econ-col.vert { background: var(--paper); border-top: 5px solid var(--danger); }
.econ-col.sec { background: linear-gradient(170deg, #f4faf1, #eef6ea); border-top: 5px solid var(--green-ok); }
.econ-h { display: block; font-weight: 800; font-size: 1.06rem; margin-bottom: 8px; }
.econ-col.vert .econ-h { color: var(--danger); }
.econ-col.sec .econ-h { color: #2f6a2b; }
.econ-col ul { list-style: none; margin: 0; padding: 0; }
.econ-col li { padding: 9px 0; border-bottom: 1px solid var(--paper-line); font-size: 0.95rem; }
.econ-col li:last-child { border-bottom: none; }
.econ-col .lab { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--brown-soft); font-weight: 700; margin-bottom: 2px; }

/* ---------- Économie du sec : le calcul ---------- */
.calc {
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(239,138,61,0.12), transparent 55%),
    var(--anthracite);
  color: var(--cream); border-radius: var(--radius-lg); padding: 24px; margin: 24px 0; box-shadow: var(--shadow);
}
.calc .tag { display: inline-block; background: var(--ember); color: #fff; font-size: 0.76rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; padding: 4px 11px; border-radius: 5px; margin-bottom: 14px; }
.calc p { color: #e6d8c4; }
.calc-row { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; padding: 11px 0; border-bottom: 1px solid rgba(255,255,255,0.14); }
.calc-row .calc-op { color: #d7c7b2; font-size: 0.98rem; }
.calc-row .calc-val { color: #fff; font-weight: 800; font-size: 1.15rem; white-space: nowrap; }
.calc-row.total { border-bottom: none; border-top: 2px solid var(--ember); margin-top: 6px; padding-top: 14px; }
.calc-row.total .calc-op { color: #fff; font-weight: 700; }
.calc-row.total .calc-val { color: var(--ember-glow); font-size: 1.55rem; }
.calc-note { font-size: 0.92rem; margin: 16px 0 0; color: #e6d8c4; }
.calc-note strong { color: #ffd9a8; }

.econ-note {
  background: var(--cream); border: 1px solid var(--paper-line); border-left: 5px solid var(--brown);
  border-radius: var(--radius); padding: 17px 19px; margin: 22px 0; font-size: 0.98rem;
}
.econ-note strong { color: var(--brown); }

/* ---------- Réduction de mouvement ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 620px) {
  body { font-size: 17px; }
  .specs { grid-template-columns: 1fr; }
  .econ { grid-template-columns: 1fr; }
  .hero-cta .btn, .cta-final .btn { width: 100%; }
  .topbar-inner { justify-content: center; text-align: center; }
  .topbar-right { justify-content: center; }
  .calc-row { gap: 10px; }
  .calc-row .calc-val { font-size: 1.05rem; }
  .calc-row.total .calc-val { font-size: 1.35rem; }
}