/* =========================================================
   LABORATORIO MERAK — styles
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── Variables ─────────────────────────────────────────── */
:root {
  --color-primary:       #8B2FC9;   /* Morado — dominante */
  --color-primary-dark:  #5C1A8A;
  --color-primary-light: #CE93D8;
  --color-accent:        #D946EF;   /* Fuchsia frío — más azul que rojo */
  --color-accent-light:  #F0ABFC;
  --color-bg:            #FAF7FF;   /* Blanco con tinte lavanda */
  --color-surface:       #FFFFFF;
  --color-section-rose:  linear-gradient(160deg, #EDE0F8 0%, #F0E0F5 100%);
  --color-section-warm:  #F0E8F8;
  --color-text:          #1E0A2E;
  --color-text-muted:    #6B5070;
  --color-border:        #E0C8F0;

  --font-heading: 'DM Serif Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --radius-sm:  6px;
  --radius-md:  14px;
  --radius-lg:  28px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 4px rgba(139,47,201,.08);
  --shadow-md: 0 4px 20px rgba(139,47,201,.14);
  --shadow-lg: 0 12px 40px rgba(139,47,201,.20);

  --nav-h: 118px;

  --transition: 220ms ease;
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ── Typography ────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-text);
}
h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }

p { max-width: 68ch; }
.text-center p { margin-inline: auto; }

/* ── Layout helpers ────────────────────────────────────── */
.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}
.section { padding-block: 5rem; }
.section--sm { padding-block: 3rem; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(139,47,201,.35);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139,47,201,.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,.15);
  color: #fff;
  border: 2px solid rgba(255,255,255,.4);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,.25); }

/* ── Header ────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255,245,248,.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  line-height: 1;
}
.logo__img {
  width: 250px;
  height: auto;
  display: block;
}
@media (max-width: 600px) {
  .logo__img { width: 160px; }
  :root { --nav-h: 80px; }
}
.logo__name {
  font-size: 1.55rem;
  color: var(--color-primary);
  letter-spacing: -.01em;
}
.logo__tagline {
  font-family: var(--font-body);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
  padding-bottom: 2px;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition);
}
.main-nav a:hover,
.main-nav a.active { color: var(--color-primary); }
.main-nav a:hover::after,
.main-nav a.active::after { width: 100%; }

.nav-cta { flex-shrink: 0; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: var(--radius-sm);
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #3A0A6E 0%, var(--color-primary) 50%, var(--color-accent) 100%);
  padding-block: 6rem 8rem;
  color: #fff;
}
.hero__bg-circles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero__bg-circles::before,
.hero__bg-circles::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.hero__bg-circles::before { width: 600px; height: 600px; top: -200px; right: -150px; }
.hero__bg-circles::after  { width: 400px; height: 400px; bottom: -100px; left: -80px; }

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 1rem;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-accent-light);
  border-radius: 2px;
}
.hero h1 { color: #fff; margin-bottom: 1.25rem; }
.hero__sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,.82);
  margin-bottom: 2.25rem;
  max-width: 55ch;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero__wave {
  position: absolute;
  bottom: -1px; left: 0;
  width: 100%;
  line-height: 0;
}

/* ── Page hero (inner pages) ───────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, #3A0A6E 0%, var(--color-primary) 55%, var(--color-accent) 100%);
  padding-block: 4rem 5rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-hero__wave {
  position: absolute;
  bottom: -1px; left: 0;
  width: 100%;
  line-height: 0;
}
.page-hero h1 { color: #fff; }
.page-hero p  { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-top: .75rem; }

/* ── Section label ─────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: .75rem;
}
.section-title { margin-bottom: 1rem; }
.section-lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 3rem;
}

/* ── Services cards (index) ────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.service-card__icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.service-card h3 { margin-bottom: .5rem; }
.service-card p  { color: var(--color-text-muted); font-size: .95rem; flex: 1; }
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1.25rem;
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition);
}
.service-card__link:hover { gap: .7rem; }

/* ── Values ────────────────────────────────────────────── */
.values-section { background: var(--color-section-rose); }
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}
.value-pill {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.value-pill:hover {
  background: linear-gradient(135deg, rgba(139,47,201,.09), rgba(194,24,91,.06));
  border-color: var(--color-primary-light);
  transform: translateY(-3px);
}
.value-pill__icon { font-size: 1.6rem; margin-bottom: .5rem; }
.value-pill__name { font-weight: 600; font-size: .9rem; }

/* ── About block ───────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 700px) { .about-grid { grid-template-columns: 1fr; } }
@media (max-width: 700px) { .about-desc-grid { grid-template-columns: 1fr !important; } }

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.about-card__label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: .5rem;
}
.about-card h3 { margin-bottom: .75rem; }

/* ── Photo helpers ─────────────────────────────────────── */
.photo-block {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  line-height: 0;
}
.photo-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.photo-block--aspect {
  aspect-ratio: 16/9;
}

/* ── Lab packages ──────────────────────────────────────── */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.package-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.package-card__img {
  height: 160px;
  overflow: hidden;
  background: var(--color-border);
  line-height: 0;
  flex-shrink: 0;
}
.package-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
  display: block;
}
.package-card:hover .package-card__img img {
  transform: scale(1.05);
}
.package-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.package-card__head {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  padding: 1.25rem 1.5rem;
}
.package-card__head h3 { color: #fff; font-size: 1.1rem; }
.package-card__body { padding: 1.25rem 1.5rem; flex: 1; }
.package-card__label-sm {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: .35rem;
  margin-top: .85rem;
}
.package-card__label-sm:first-child { margin-top: 0; }
.package-card__body p,
.package-card__body li {
  font-size: .88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.package-card__includes li {
  padding-left: 1em;
  position: relative;
  margin-bottom: .2rem;
}
.package-card__includes li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
  font-size: .8rem;
}

/* ── Doctor profile ────────────────────────────────────── */
.doctor-profile {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 700px) { .doctor-profile { grid-template-columns: 1fr; } }

.doctor-avatar {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}
.doctor-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(139,47,201,.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: .3rem .85rem;
  font-size: .8rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}
.credential-list { margin-top: 1rem; }
.credential-list li {
  padding: .55rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: .92rem;
  color: var(--color-text-muted);
  display: flex;
  gap: .6rem;
}
.credential-list li:last-child { border-bottom: none; }

/* ── Gyn services ──────────────────────────────────────── */
.gyn-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}
.gyn-service-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.25rem 1rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), border-color var(--transition);
}
.gyn-service-item:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}
.gyn-service-item__icon { font-size: 1.6rem; margin-bottom: .6rem; }
.gyn-service-item h4 { font-size: .98rem; margin-bottom: .3rem; }
.gyn-service-item p  { font-size: .85rem; color: var(--color-text-muted); max-width: none; }

/* ── Pharmacy ──────────────────────────────────────────── */
.pharmacy-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}
.pharmacy-feature {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}
.pharmacy-feature:hover { transform: translateY(-3px); }
.pharmacy-feature__icon { font-size: 2rem; margin-bottom: .75rem; }
.pharmacy-feature p { font-size: .88rem; color: var(--color-text-muted); max-width: none; }

/* ── Contact ───────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 780px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info-block { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-info-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}
.contact-info-item__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  color: #fff;
}
.contact-info-item h4 { font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: .25rem; }
.contact-info-item p, .contact-info-item a { font-size: .97rem; font-weight: 500; color: var(--color-text); max-width: none; }
.contact-info-item a:hover { color: var(--color-primary); }

/* Contact form */
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.form-title { margin-bottom: 1.5rem; font-size: 1.3rem; }
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: .4rem;
  color: var(--color-text-muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: .95rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139,47,201,.12);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 500px) { .form-row { grid-template-columns: 1fr; } }

/* ── CTA strip ─────────────────────────────────────────── */
.cta-strip {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-accent));
  padding-block: 4rem;
  text-align: center;
  color: #fff;
}
.cta-strip h2 { color: #fff; margin-bottom: .75rem; }
.cta-strip p  { color: rgba(255,255,255,.8); margin-bottom: 2rem; margin-inline: auto; }
.cta-strip__actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.btn-white {
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0,0,0,.18);
}
.btn-white:hover { background: var(--color-bg); transform: translateY(-2px); }

/* ── Quick info bar ────────────────────────────────────── */
.info-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-block: 1.25rem;
}
.info-bar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 3rem;
  justify-content: center;
}
.info-bar__item {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .9rem;
  color: var(--color-text-muted);
}
.info-bar__item strong { color: var(--color-text); }
.info-bar__item .icon { color: var(--color-primary); font-size: 1.1rem; }

/* ── Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,.7);
  padding-block: 3.5rem 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; gap: 2rem; } }

.footer-brand .logo__name { color: var(--color-primary-light); }
.footer-brand .logo__tagline { color: rgba(255,255,255,.4); }
.footer-brand .logo__img { filter: brightness(0) invert(1); opacity: .85; }
.footer-brand p {
  margin-top: 1rem;
  font-size: .88rem;
  color: rgba(255,255,255,.55);
  max-width: 32ch;
}
.footer-socials {
  display: flex;
  gap: .75rem;
  margin-top: 1.25rem;
}
.social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  transition: background var(--transition), transform var(--transition);
  text-decoration: none;
}
.social-btn:hover { background: var(--color-primary); transform: translateY(-2px); }

.footer-nav h4,
.footer-contact-col h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: #fff;
  margin-bottom: 1rem;
}
.footer-nav ul { display: flex; flex-direction: column; gap: .5rem; }
.footer-nav a {
  font-size: .88rem;
  color: rgba(255,255,255,.55);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--color-primary-light); }

.footer-contact-col address { font-style: normal; }
.footer-contact-col p { font-size: .88rem; margin-top: .4rem; max-width: none; }
.footer-contact-col a:hover { color: var(--color-primary-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: space-between;
  font-size: .8rem;
  color: rgba(255,255,255,.35);
}

/* ── WhatsApp FAB ──────────────────────────────────────── */
.whatsapp-fab {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 200;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.45);
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,.55);
}
.whatsapp-fab:focus-visible { outline: 3px solid #25D366; outline-offset: 3px; }

/* ── Scroll reveal ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── Responsive nav ────────────────────────────────────── */
@media (max-width: 820px) {
  .menu-toggle { display: flex; }
  .nav-desktop { display: none; }
  .nav-cta { display: none; }

  .mobile-menu {
    display: none;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: rgba(255,245,248,.97);
    backdrop-filter: blur(12px);
    padding: 2rem 1.5rem;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 99;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    padding: .5rem 0;
    border-bottom: 1px solid var(--color-border);
  }
  .mobile-menu a:last-child { border-bottom: none; }
  .mobile-menu .btn-primary {
    margin-top: .5rem;
    text-align: center;
    justify-content: center;
  }
}
@media (min-width: 821px) {
  .mobile-menu { display: none !important; }
}

/* ── Utility ───────────────────────────────────────────── */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-accent  { color: var(--color-accent); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }