/* =========================================================
   Gabinet Master — redesign
   Medical-minimal: biel + zieleń, Inter + DM Serif Display
   ========================================================= */

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
svg { width: 1em; height: 1em; flex-shrink: 0; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-d); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 4px; }

/* ---------- Tokens ---------- */
:root {
  --bg:        #ffffff;
  --bg-soft:   #f6faf7;
  --bg-tint:   #eaf2ee;
  --primary:   #1e6f5c;
  --primary-d: #155446;
  --primary-l: #e7f2ee;
  --ink:       #0f3530;
  --text:      #2b3a36;
  --muted:     #6e7c78;
  --line:      #d8e3df;
  --warn:      #c46a2c;

  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'DM Serif Display', Georgia, serif;

  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-full: 999px;

  --shadow-sm: 0 1px 2px rgba(15,53,48,.05), 0 1px 3px rgba(15,53,48,.04);
  --shadow-md: 0 8px 24px -8px rgba(15,53,48,.18);
  --shadow-lg: 0 24px 60px -20px rgba(15,53,48,.28);

  --container: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; font-family: var(--font-sans); font-weight: 600; letter-spacing: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
}

.lead { font-size: 1.1rem; color: var(--muted); max-width: 60ch; }

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section { padding: clamp(64px, 9vw, 120px) 0; scroll-margin-top: 80px; }
section.alt { background: var(--bg-soft); }

.section-head {
  max-width: 720px;
  margin: 0 0 56px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { margin: 12px 0 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.005em;
  transition: transform .2s, background .2s, color .2s, box-shadow .2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px -4px rgba(30, 111, 92, .5);
}
.btn-primary:hover { background: var(--primary-d); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px -6px rgba(30, 111, 92, .6); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--primary); color: var(--primary); }
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  padding: 0;
  background: none;
}
.btn-link:hover { gap: 10px; color: var(--primary-d); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  padding: 18px 0;
  transition: background .25s, box-shadow .25s, padding .25s;
}
.nav.is-scrolled {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
#primary-nav { display: contents; }
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-l);
}
.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; padding: 0; }
.nav-links a {
  color: var(--ink);
  font-weight: 500;
  font-size: .96rem;
  position: relative;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--primary);
  transition: width .25s;
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: var(--r-full); background: var(--primary); color: #fff !important; font-weight: 600; font-size: .92rem; white-space: nowrap; }
.nav-cta:hover { background: var(--primary-d); }
.nav-cta::after { display: none; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  align-items: center;
  justify-content: center;
  background: #fff;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 20px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .25s, top .25s, opacity .2s;
  position: relative;
}
.nav-toggle span::before { content: ""; position: absolute; top: -7px; left: 0; }
.nav-toggle span::after  { content: ""; position: absolute; top:  7px; left: 0; }
.nav.is-open .nav-toggle span { background: transparent; }
.nav.is-open .nav-toggle span::before { top: 0; transform: rotate(45deg); }
.nav.is-open .nav-toggle span::after  { top: 0; transform: rotate(-45deg); }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px var(--gutter) 24px;
    background: #ffffff;
    border-top: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .25s ease, transform .3s cubic-bezier(.2,.8,.2,1), visibility .25s;
    z-index: 70;
  }
  .nav-links.is-active,
  .nav.is-open .nav-links {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-links li { border-bottom: 1px solid var(--line); list-style: none; }
  .nav-links li:last-child { border-bottom: 0; padding-top: 14px; margin-top: 6px; }
  .nav-links a { display: flex; align-items: center; padding: 18px 4px; font-size: 1.08rem; color: var(--ink); }
  .nav-links a::after { display: none; }
  .nav-links .nav-cta {
    display: flex;
    width: 100%;
    justify-content: center;
    gap: 10px;
    padding: 16px 20px;
    color: #fff;
    background: var(--primary);
    border-radius: var(--r-full);
    font-size: 1rem;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 92svh;
  display: grid;
  align-items: center;
  background:
    radial-gradient(900px 600px at 85% 110%, rgba(30,111,92,.10), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--bg-soft) 50%, var(--bg-tint) 100%);
  overflow: hidden;
  padding: 140px 0 80px;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: auto -10% -20% auto;
  width: 60vw;
  height: 60vw;
  max-width: 720px;
  max-height: 720px;
  background: radial-gradient(circle at center, rgba(30,111,92,.18), transparent 60%);
  filter: blur(40px);
  z-index: -1;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { margin: 18px 0 22px; }
.hero h1 em { font-style: normal; color: var(--primary); position: relative; }
.hero h1 em::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 6px;
  background: var(--primary-l);
  border-radius: 4px;
  z-index: -1;
}
.hero-actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-meta {
  margin-top: 56px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  align-items: center;
  color: var(--muted);
  font-size: .94rem;
}
.hero-meta strong { color: var(--ink); font-weight: 600; }
.hero-meta-divider { color: var(--line); }

.hero-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: 18px;
  position: relative;
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: -12px -12px auto auto;
  width: 90px; height: 90px;
  background: var(--primary-l);
  border-radius: 50%;
  z-index: -1;
}
.hero-card-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.hero-card-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--primary-l);
  color: var(--primary);
  display: grid;
  place-items: center;
}
.hero-card-icon svg { width: 22px; height: 22px; }
.hero-card-row b { display: block; color: var(--ink); font-weight: 600; margin-bottom: 2px; }
.hero-card-row span { color: var(--muted); font-size: .94rem; }
.hero-card a { color: var(--ink); font-weight: 600; }
.hero-card a:hover { color: var(--primary); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 880px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }

.about-text p {
  margin-bottom: 18px;
  font-size: 1.05rem;
}
.about-text p:last-child { margin-bottom: 0; }

.about-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 24px;
}
.about-card-row { display: flex; gap: 16px; align-items: flex-start; }
.about-card-icon {
  flex-shrink: 0;
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: var(--primary-l);
  color: var(--primary);
  display: grid;
  place-items: center;
}
.about-card-icon svg { width: 22px; height: 22px; }
.about-card-row b { display: block; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.about-card-row span { color: var(--muted); font-size: .95rem; }

/* ---------- Oferta (treatments grid) ---------- */
.treatments {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.treatment {
  background: #fff;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s, border-color .35s;
  cursor: pointer;
  text-align: left;
  width: 100%;
}
.treatment:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.treatment-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-tint);
}
.treatment-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2,.8,.2,1), filter .35s;
}
.treatment:hover .treatment-media img { transform: scale(1.06); filter: brightness(1.05); }
.treatment-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15,53,48,.45));
  opacity: 0;
  transition: opacity .35s;
}
.treatment:hover .treatment-media::after { opacity: 1; }
.treatment-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}
.treatment-body h3 { color: var(--ink); }
.treatment-body p { color: var(--muted); font-size: .96rem; flex: 1; }
.treatment-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  font-size: .95rem;
  margin-top: 8px;
  transition: gap .25s;
}
.treatment:hover .treatment-cta { gap: 12px; }
.treatment-cta svg { width: 16px; height: 16px; }

/* ---------- Modal (dialog) ---------- */
dialog.modal {
  position: fixed;
  inset: 0;
  margin: auto;
  border: 0;
  padding: 0;
  border-radius: var(--r-lg);
  width: min(820px, 92vw);
  max-width: min(820px, 92vw);
  max-height: 90vh;
  background: #fff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
dialog.modal::backdrop {
  background: rgba(15, 53, 48, .55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
dialog.modal[open] { animation: modalIn .35s cubic-bezier(.2,.8,.2,1); }
@keyframes modalIn {
  from { opacity: 0; transform: scale(.96) translateY(8px); }
  to   { opacity: 1; transform: none; }
}
.modal-inner {
  max-height: 90vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.modal-media {
  position: relative;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  background: var(--bg-tint);
}
.modal-media img { width: 100%; height: 100%; object-fit: cover; }
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  display: grid;
  place-items: center;
  color: var(--ink);
  transition: background .2s, transform .2s;
  z-index: 2;
}
.modal-close:hover { background: #fff; transform: rotate(90deg); }
.modal-close svg { width: 20px; height: 20px; }
.modal-body {
  padding: clamp(24px, 4vw, 44px);
}
.modal-eyebrow {
  display: inline-block;
  padding: 4px 12px;
  background: var(--primary-l);
  color: var(--primary);
  border-radius: var(--r-full);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.modal-body h2 { margin-bottom: 20px; }
.modal-body p { margin-bottom: 16px; color: var(--text); }
.modal-body h3 { margin: 24px 0 12px; font-size: 1.25rem; }
.modal-body h4 { margin: 20px 0 12px; }

.benefits {
  list-style: none;
  padding: 0;
  margin: 20px 0 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px 18px;
}
.benefits li {
  position: relative;
  padding-left: 28px;
  font-size: .98rem;
  color: var(--text);
}
.benefits li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--primary-l);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e6f5c' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background-size: 11px 11px;
  background-position: center;
  background-repeat: no-repeat;
}

.modal-foot {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}
.modal-foot p { margin: 0; color: var(--muted); font-size: .92rem; }

/* ---------- FAQ ---------- */
.faq-list {
  display: grid;
  gap: 14px;
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: border-color .25s, box-shadow .25s;
}
.faq-item[open] {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-weight: 600;
  color: var(--ink);
  font-size: 1.05rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "";
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg-soft);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e6f5c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-size: 14px 14px;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform .3s, background-color .25s;
}
.faq-item[open] summary::after { transform: rotate(180deg); background-color: var(--primary-l); }
.faq-item .faq-body {
  padding: 0 26px 24px;
  color: var(--text);
  line-height: 1.7;
}

/* ---------- Kontakt ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 32px;
  align-items: stretch;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-card {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-d) 100%);
  color: #fff;
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 44px);
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: "";
  position: absolute;
  inset: auto -20% -50% auto;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.contact-card h2 { color: #fff; }
.contact-card .eyebrow { color: rgba(255, 255, 255, .8); }
.contact-card .eyebrow::before { background: rgba(255, 255, 255, .6); }
.contact-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  position: relative;
}
.contact-row svg { width: 22px; height: 22px; flex-shrink: 0; margin-top: 3px; color: rgba(255,255,255,.85); }
.contact-row b { display: block; font-weight: 600; }
.contact-row a, .contact-row span { color: rgba(255,255,255,.85); font-size: .96rem; }
.contact-row a:hover { color: #fff; }
.contact-card .btn-primary {
  background: #fff;
  color: var(--primary);
  align-self: flex-start;
  margin-top: 8px;
  box-shadow: 0 4px 14px -4px rgba(0,0,0,.25);
}
.contact-card .btn-primary:hover { background: var(--bg-soft); color: var(--primary-d); }

.map-wrap {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-tint);
  min-height: 380px;
  border: 1px solid var(--line);
}
.map-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    linear-gradient(180deg, rgba(255,255,255,.7), rgba(255,255,255,.85)),
    repeating-linear-gradient(45deg, var(--bg-tint) 0 12px, var(--bg-soft) 12px 24px);
  padding: 28px;
  text-align: center;
}
.map-placeholder p { color: var(--muted); max-width: 36ch; margin-bottom: 16px; font-size: .95rem; }
.map-wrap iframe { width: 100%; height: 100%; min-height: 380px; border: 0; }

/* ---------- Footer ---------- */
footer {
  background: var(--ink);
  color: rgba(255,255,255,.8);
  padding: 56px 0 28px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr; gap: 28px; } }
footer .brand { color: #fff; margin-bottom: 14px; }
footer h4 { color: #fff; margin-bottom: 12px; }
footer a { color: rgba(255,255,255,.75); }
footer a:hover { color: #fff; }
footer ul { list-style: none; padding: 0; display: grid; gap: 8px; font-size: .95rem; }
.foot-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: .88rem;
  color: rgba(255,255,255,.55);
}
.foot-social {
  display: flex;
  gap: 10px;
}
.foot-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: grid;
  place-items: center;
  transition: background .25s, transform .2s;
}
.foot-social a:hover { background: var(--primary); transform: translateY(-2px); }
.foot-social svg { width: 18px; height: 18px; color: #fff; }

/* ---------- Reveal animations ---------- */
/* Hidden state only applies when JS has activated (.js on <html>),
   so screenshots/SEO bots/no-JS users always see content. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .2, 1);
}
.js [data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="100"] { transition-delay: .08s; }
[data-reveal][data-delay="200"] { transition-delay: .16s; }
[data-reveal][data-delay="300"] { transition-delay: .24s; }
[data-reveal][data-delay="400"] { transition-delay: .32s; }
[data-reveal][data-delay="500"] { transition-delay: .40s; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* ---------- Utilities ---------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.text-muted { color: var(--muted); }
.center { text-align: center; }