/* ==========================================================================
   GS Film's Detail — Design System
   Paleta oficial (briefing + logo): #ffde59 / #e6b950 / #d49800 sobre fundo escuro
   Tipografia: Oswald (títulos, condensada — ecoa o lettering da logo) + Inter (corpo)
   ========================================================================== */

:root {
  /* Ouro da marca */
  --gold-100: #fff3c4;
  --gold-200: #ffde59;
  --gold-300: #e6b950;
  --gold-400: #d49800;
  --gold-500: #a87700;
  --gold-gradient: linear-gradient(115deg, #fff3c4 0%, #ffde59 28%, #e6b950 62%, #d49800 100%);
  --gold-gradient-soft: linear-gradient(115deg, rgba(255,222,89,.16), rgba(212,152,0,.05));

  /* Verde WhatsApp (botões de conversão) */
  --wa-green: #25d366;
  --wa-green-dark: #128c7e;
  --wa-gradient: linear-gradient(115deg, #3ee081 0%, #25d366 45%, #128c7e 100%);
  --shadow-wa: 0 8px 30px -8px rgba(37,211,102,.5);

  /* Fundo escuro (item 11 do briefing) */
  --bg-0: #0a0a0d;
  --bg-1: #101014;
  --bg-2: #16161c;
  --bg-3: #1e1e26;
  --line: rgba(255,222,89,.14);
  --line-strong: rgba(255,222,89,.3);

  /* Texto */
  --text-0: #f7f5ef;
  --text-1: #cfccc4;
  --text-2: #94918c;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1180px;
  --shadow-gold: 0 8px 30px -8px rgba(212,152,0,.45);
  --shadow-card: 0 12px 40px -16px rgba(0,0,0,.7);

  --ff-head: "Oswald", "Arial Narrow", sans-serif;
  --ff-body: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; min-width: 0; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 500px at 85% -8%, rgba(255,222,89,.10), transparent 60%),
    radial-gradient(700px 420px at 8% 8%, rgba(212,152,0,.08), transparent 60%),
    var(--bg-0);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--ff-head);
  text-transform: uppercase;
  letter-spacing: .01em;
  line-height: 1.12;
  margin: 0 0 .5em;
  color: var(--text-0);
}

h1 { font-size: clamp(2.1rem, 4.4vw, 3.6rem); font-weight: 600; }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); font-weight: 600; }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); font-weight: 600; }
p { margin: 0 0 1em; color: var(--text-1); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-head);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-200);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--gold-gradient);
  border-radius: 2px;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--ff-head);
  font-weight: 500;
  font-size: .95rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 15px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }

.btn-primary {
  background: var(--wa-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-wa);
}
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 10px 34px -6px rgba(18,140,126,.65); }

.btn-ghost {
  background: rgba(255,255,255,.03);
  color: var(--text-0);
  border-color: var(--line-strong);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { border-color: var(--gold-200); background: rgba(255,222,89,.06); }

.btn-sm { padding: 11px 20px; font-size: .82rem; }
.btn-block { width: 100%; }

.btn svg { width: 18px; height: 18px; flex: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,13,.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, background .25s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(10,10,13,.92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 24px;
  max-width: var(--container);
  margin: 0 auto;
}

.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand img { height: 64px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  font-family: var(--ff-head);
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--text-1);
  padding: 10px 14px;
  border-radius: 999px;
  transition: color .18s ease, background .18s ease;
}
.main-nav a:hover, .main-nav a.is-active { color: var(--gold-200); background: rgba(255,222,89,.08); }

.header-cta { display: flex; align-items: center; gap: 10px; flex: none; }
.header-cta .btn-ghost { display: none; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 42px;
  color: var(--text-0);
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 980px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .brand img { height: 50px; }
  .header-cta .btn span.btn-long { display: none; }
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 2px;
  padding: 10px 20px 22px;
  border-top: 1px solid var(--line);
  background: rgba(10,10,13,.98);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  font-family: var(--ff-head);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .88rem;
  color: var(--text-1);
  padding: 12px 6px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.mobile-nav a:hover { color: var(--gold-200); }

/* ---------- Hero (split: painel escuro + foto em tela cheia) ---------- */
.hero {
  display: grid;
  grid-template-columns: minmax(360px, 46%) 1fr;
  overflow: hidden;
  padding: 0;
  background: #0a0a0c;
}
.hero-left {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, #0a0a0c 0%, #121215 100%);
  padding: 64px clamp(28px, 5vw, 64px) 64px clamp(28px, calc((100vw - var(--container)) / 2 + 24px), 110px);
}
.hero-left-inner { max-width: 520px; }
.hero-left-inner p.lead { font-size: 1.05rem; max-width: 480px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 22px; }
.hero-trust {
  display: flex; align-items: center; gap: 9px;
  margin-top: 22px;
  font-family: var(--ff-head);
  font-size: .8rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--text-2);
}
.hero-trust svg { width: 16px; height: 16px; color: var(--gold-200); flex: none; }

.hero-right { position: relative; display: flex; align-items: center; }
.hero-right img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 50% 88%;
  display: block;
}
.hero-right::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, #0a0a0c 0%, rgba(10,10,12,.85) 6%, rgba(10,10,12,.45) 16%, rgba(10,10,12,0) 32%);
  pointer-events: none;
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-left { padding: 48px 24px 36px; order: 1; }
  .hero-left-inner { max-width: none; }
  .hero-right { order: 2; }
  .hero-right::before { background: linear-gradient(0deg, #0a0a0c 0%, rgba(10,10,12,.85) 8%, rgba(10,10,12,.4) 20%, rgba(10,10,12,0) 38%); }
  .hero-actions .btn { white-space: normal; text-align: center; }
}

/* ---------- Seções genéricas ---------- */
section { padding: 88px 0; }
.section-head {
  max-width: 680px;
  margin: 0 0 48px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-alt { background: linear-gradient(180deg, var(--bg-1), var(--bg-0)); }

/* ---------- Diferenciais ---------- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.diff-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: border-color .2s ease, transform .2s ease;
}
.diff-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.diff-icon {
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--gold-gradient-soft);
  border: 1px solid var(--line-strong);
  color: var(--gold-200);
  margin-bottom: 16px;
}
.diff-icon svg { width: 22px; height: 22px; }
.diff-card h3 { font-size: 1.02rem; margin-bottom: 8px; }
.diff-card p { font-size: .9rem; margin: 0; }

@media (max-width: 980px) { .diff-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .diff-grid { grid-template-columns: 1fr; } }

/* ---------- Marcas parceiras ---------- */
.brands-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.brand-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 14px 22px;
  border-radius: 999px;
  font-family: var(--ff-head);
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: .92rem;
  color: var(--text-0);
}
.brand-chip small {
  display: block;
  font-family: var(--ff-body);
  text-transform: none;
  letter-spacing: 0;
  font-size: .68rem;
  color: var(--text-2);
}


/* ---------- Grid de serviços ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.service-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.service-card-media {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-3);
}
.service-card-media img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.service-card:hover .service-card-media img { transform: scale(1.07); }
.service-card-body {
  padding: 20px 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service-card .cat-tag {
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-300);
  font-family: var(--ff-head);
  margin-bottom: 10px;
}
.service-card h3 { font-size: 1rem; margin-bottom: 8px; }
.service-card p { font-size: .87rem; flex: 1; margin-bottom: 18px; }
.service-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--ff-head);
  font-size: .78rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--gold-200);
}
.service-more svg { width: 14px; height: 14px; transition: transform .18s ease; }
.service-card:hover .service-more svg { transform: translateX(4px); }

@media (max-width: 1080px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .services-grid { grid-template-columns: 1fr; } }

/* ---------- Galeria ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 12px;
}
.gallery-grid a {
  position: relative;
  grid-column: span 1; grid-row: span 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--line);
  cursor: zoom-in;
}
.gallery-grid a:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.gallery-grid a:nth-child(6) { grid-column: span 2; }
.gallery-grid img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .35s ease;
}
.gallery-grid a:hover img { transform: scale(1.06); }

@media (max-width: 860px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .gallery-grid a:nth-child(1) { grid-column: span 2; grid-row: span 1; }
  .gallery-grid a:nth-child(6) { grid-column: span 1; }
}

/* ---------- Como funciona ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 30px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
}
.step::before {
  counter-increment: step;
  content: counter(step);
  font-family: var(--ff-head);
  font-size: 1.6rem;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--gold-200);
  display: block;
  margin-bottom: 14px;
}
.step h3 { font-size: .96rem; margin-bottom: 6px; }
.step p { font-size: .86rem; margin: 0; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .steps { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  font-family: var(--ff-head);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .02em;
  color: var(--text-0);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus {
  flex: none;
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-200);
  transition: transform .2s ease;
}
.faq-item[open] summary .plus { transform: rotate(45deg); }
.faq-item summary .plus svg { width: 13px; height: 13px; }
.faq-item p { padding: 0 4px 22px; margin: 0; font-size: .92rem; }

/* ---------- CTA final ---------- */
.cta-final {
  border-radius: 24px;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(600px 220px at 15% 0%, rgba(255,222,89,.14), transparent 60%),
    var(--bg-2);
  padding: 56px;
  text-align: center;
}
.cta-final h2 { margin-bottom: 10px; }
.cta-final p { max-width: 560px; margin: 0 auto 28px; }
.cta-final .hero-actions { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  padding: 64px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand img { height: 68px; margin-bottom: 14px; }
.footer-brand p { font-size: .88rem; max-width: 320px; }
.footer-col h4 {
  font-family: var(--ff-head);
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-200);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a, .footer-col li {
  font-size: .88rem;
  color: var(--text-1);
}
.footer-col ul li a { display: flex; align-items: center; gap: 9px; }
.footer-col ul li a svg { width: 15px; height: 15px; flex: none; }
.footer-col a:hover { color: var(--gold-200); }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a {
  width: 38px; height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-1);
}
.footer-social a:hover { border-color: var(--gold-200); color: var(--gold-200); }
.footer-social svg { width: 17px; height: 17px; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--text-2);
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- WhatsApp flutuante + barra mobile ---------- */
.whatsapp-float {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 90;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px -6px rgba(0,0,0,.6);
  color: #06210f;
}
.whatsapp-float svg { width: 28px; height: 28px; }
.whatsapp-float:hover { filter: brightness(1.06); }

@media (max-width: 720px) {
  .whatsapp-float { right: 16px; bottom: 16px; width: 52px; height: 52px; }
  .whatsapp-float svg { width: 24px; height: 24px; }
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-size: .8rem; color: var(--text-2);
  margin-bottom: 22px;
}
.breadcrumb svg { width: 13px; height: 13px; flex: none; }
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--gold-200); }
.breadcrumb .current { color: var(--gold-200); }

/* ---------- Página de serviço (reutiliza .hero / .hero-left / .hero-right) ---------- */
.hero-left .breadcrumb { margin-bottom: 18px; }

.content-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 940px) { .content-grid { grid-template-columns: 1fr; } }

.mod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 20px 0 40px;
}
.mod-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--bg-2);
}
.mod-card h3 { font-size: .92rem; margin-bottom: 8px; color: var(--gold-200); }
.mod-card p { font-size: .84rem; margin: 0; }

.check-list { display: flex; flex-direction: column; gap: 14px; margin: 22px 0 0; }
.check-list li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: .96rem; color: var(--text-1);
}
.check-list svg {
  flex: none; width: 20px; height: 20px; margin-top: 2px;
  color: var(--gold-200);
}

.side-card {
  position: sticky; top: 100px;
  background: var(--bg-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 28px;
}
.side-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.side-card p { font-size: .88rem; }
.side-card .btn { margin-top: 6px; }
.side-brands-label {
  display: block;
  margin-top: 20px;
  font-size: .68rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-2); font-family: var(--ff-head);
}
.side-brands {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  margin: 10px 0 4px;
  padding: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.side-brands img.brand-logo { height: 26px; width: auto; display: block; }
.side-brands span {
  font-size: .72rem; letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px;
  color: var(--text-1); font-family: var(--ff-head);
}
.side-contact { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .85rem; color: var(--text-2); }
.side-contact a { color: var(--text-1); display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.side-contact a:hover { color: var(--gold-200); }
.side-contact a svg { width: 15px; height: 15px; flex: none; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 860px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .related-grid { grid-template-columns: 1fr; } }

.related-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--bg-2);
  transition: border-color .18s ease, transform .18s ease;
}
.related-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.related-card .cat-tag { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gold-300); font-family: var(--ff-head); margin-bottom: 8px; display: block; }
.related-card h3 { font-size: .94rem; margin-bottom: 6px; }
.related-card p { font-size: .84rem; margin: 0 0 12px; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(6,6,8,.94);
  display: none;
  align-items: center; justify-content: center;
  padding: 40px 20px;
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: min(92vw, 1100px); max-height: 86vh; border-radius: 10px; border: 1px solid var(--line-strong); }
.lightbox-close {
  position: absolute; top: 22px; right: 26px;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,.06); border: 1px solid var(--line-strong);
  color: var(--text-0); display: flex; align-items: center; justify-content: center; cursor: pointer;
}
.lightbox-close svg { width: 18px; height: 18px; }

/* ---------- Utilidades ---------- */
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }