/* ============================================================
   CMW MAIN STYLESHEET
   Concierge Medicine & Wellness
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');
@import 'variables.css';

/* ── Reset & Base ──────────────────────────────────────────── */

*, *::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: var(--size-base);
  font-weight: var(--weight-normal);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--blue-dark); }

ul, ol { list-style: none; }

/* ── Typography ────────────────────────────────────────────── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--dark);
}

h1 { font-size: clamp(var(--size-5xl), 6vw, var(--size-7xl)); }
h2 { font-size: clamp(var(--size-4xl), 4vw, var(--size-5xl)); }
h3 { font-size: clamp(var(--size-2xl), 3vw, var(--size-3xl)); }
h4 { font-size: var(--size-xl); font-family: var(--font-body); font-weight: var(--weight-semibold); }
h5 { font-size: var(--size-lg); font-family: var(--font-body); font-weight: var(--weight-semibold); }

p { line-height: var(--leading-relaxed); color: var(--text-secondary); }

.lead {
  font-size: var(--size-xl);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  font-weight: var(--weight-normal);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-3);
  display: block;
}

/* ── Layout ────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

.section {
  padding-block: var(--space-24);
}

.section-sm {
  padding-block: var(--space-16);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--size-lg);
}

/* ── Background Variants ───────────────────────────────────── */

.bg-white   { background-color: var(--white); }
.bg-cream   { background-color: var(--cream); }
.bg-gray    { background-color: var(--gray-100); }
.bg-dark    { background-color: var(--dark); color: var(--text-inverse); }
.bg-blue    { background-color: var(--blue); color: var(--text-inverse); }
.bg-teal    { background-color: var(--teal); color: var(--text-inverse); }

.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4,
.bg-blue h1, .bg-blue h2, .bg-blue h3, .bg-blue h4,
.bg-teal h1, .bg-teal h2, .bg-teal h3, .bg-teal h4 {
  color: var(--white);
}

.bg-dark p, .bg-blue p, .bg-teal p {
  color: rgba(255,255,255,0.8);
}

.bg-dark .eyebrow { color: var(--teal-light); }
.bg-blue .eyebrow { color: var(--teal-light); }

/* ── Buttons ───────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-body);
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  min-height: 48px;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}

.btn-primary:hover {
  background-color: var(--teal-dark);
  border-color: var(--teal-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-teal);
}

.btn-secondary {
  background-color: transparent;
  color: var(--blue);
  border-color: var(--blue);
}

.btn-secondary:hover {
  background-color: var(--blue);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-blue);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
  background-color: var(--white);
  color: var(--blue);
  border-color: var(--white);
  transform: translateY(-1px);
}

.btn-white {
  background-color: var(--white);
  color: var(--blue);
  border-color: var(--white);
}

.btn-white:hover {
  background-color: var(--cream);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--size-base);
  min-height: 56px;
}

.btn-sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--size-xs);
  min-height: 40px;
}

/* ── Navigation ────────────────────────────────────────────── */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  background-color: var(--dark);
  transition: background-color var(--transition-base), box-shadow var(--transition-base), height var(--transition-base);
}

.site-nav.scrolled {
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  height: var(--nav-height-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.nav-logo:hover { opacity: 0.85; }

.nav-logo-name {
  font-family: var(--font-display);
  font-size: var(--size-xl);
  font-weight: var(--weight-semibold);
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1;
  transition: color var(--transition-base);
}

.nav-logo-tagline {
  font-size: var(--size-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--teal-light);
  transition: color var(--transition-base);
}

.site-nav.scrolled .nav-logo-name  { color: var(--dark); }
.site-nav.scrolled .nav-logo-tagline { color: var(--teal); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links a {
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  border-bottom-color: var(--teal);
}

.site-nav.scrolled .nav-links a {
  color: var(--text-secondary);
}

.site-nav.scrolled .nav-links a:hover,
.site-nav.scrolled .nav-links a.active {
  color: var(--blue);
  border-bottom-color: var(--teal);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-phone {
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-phone:hover { color: var(--white); }
.site-nav.scrolled .nav-phone { color: var(--text-secondary); }
.site-nav.scrolled .nav-phone:hover { color: var(--blue); }

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.site-nav.scrolled .nav-toggle span { background-color: var(--dark); }

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Page Header (inner pages) ─────────────────────────────── */

.page-header {
  background: linear-gradient(135deg, var(--dark) 0%, var(--blue-dark) 100%);
  padding-block: calc(var(--nav-height) + var(--space-20)) var(--space-20);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230fa99d' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.page-header .container { position: relative; }

.page-header h1 {
  color: var(--white);
  margin-bottom: var(--space-4);
}

.page-header .lead {
  color: rgba(255,255,255,0.75);
  max-width: 560px;
}

/* ── Breadcrumb ────────────────────────────────────────────── */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.breadcrumb a {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--teal-light); }

.breadcrumb span {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.4);
}

.breadcrumb .current {
  font-size: var(--size-sm);
  color: var(--teal-light);
}

/* ── Cards ─────────────────────────────────────────────────── */

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  border: 1px solid var(--border-color);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-body {
  padding: var(--space-8);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-img-placeholder {
  width: 100%;
  height: 220px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--teal) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-img-placeholder .card-icon {
  font-size: 3rem;
  opacity: 0.6;
}

.card-category {
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: var(--space-2);
}

.card h3 {
  font-size: var(--size-2xl);
  margin-bottom: var(--space-3);
}

.card p {
  font-size: var(--size-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

/* ── Service Grid ──────────────────────────────────────────── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* ── Icon Boxes ────────────────────────────────────────────── */

.icon-box {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.icon-box-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--blue) 0%, var(--teal) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
}

.icon-box-content h4 {
  margin-bottom: var(--space-2);
  color: var(--dark);
}

.icon-box-content p {
  font-size: var(--size-sm);
}

/* ── Divider ───────────────────────────────────────────────── */

.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
  border-radius: var(--radius-full);
  margin-top: var(--space-4);
}

.divider-center { margin-inline: auto; }

/* ── Stats Row ─────────────────────────────────────────────── */

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--size-5xl);
  font-weight: var(--weight-bold);
  color: var(--white);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.7);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-top: var(--space-2);
}

/* ── Testimonial ───────────────────────────────────────────── */

.testimonial {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  border: 1px solid var(--border-color);
  position: relative;
}

.testimonial::before {
  content: '\201C';
  position: absolute;
  top: var(--space-6);
  left: var(--space-8);
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--teal);
  opacity: 0.3;
}

.testimonial-text {
  font-family: var(--font-display);
  font-size: var(--size-xl);
  font-style: italic;
  color: var(--dark);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  padding-top: var(--space-6);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue), var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: var(--weight-semibold);
  font-size: var(--size-lg);
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: var(--weight-semibold);
  color: var(--dark);
  font-size: var(--size-sm);
}

.testimonial-detail {
  font-size: var(--size-xs);
  color: var(--text-muted);
}

/* ── CTA Banner ────────────────────────────────────────────── */

.cta-banner {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 50%, var(--teal-dark) 100%);
  padding-block: var(--space-20);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-banner .container { position: relative; }

.cta-banner h2 {
  color: var(--white);
  margin-bottom: var(--space-4);
  font-size: clamp(var(--size-3xl), 4vw, var(--size-5xl));
}

.cta-banner p {
  color: rgba(255,255,255,0.8);
  font-size: var(--size-xl);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.cta-btn-group {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Contact Strip ─────────────────────────────────────────── */

.contact-strip {
  background-color: var(--gray-100);
  padding-block: var(--space-8);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}

.contact-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  align-items: center;
}

.contact-strip-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.contact-strip-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-strip-label {
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 2px;
}

.contact-strip-value {
  font-size: var(--size-base);
  font-weight: var(--weight-semibold);
  color: var(--dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-strip-value:hover { color: var(--blue); }

/* ── Footer ────────────────────────────────────────────────── */

.site-footer {
  background-color: var(--dark);
  color: rgba(255,255,255,0.7);
}

.footer-main {
  padding-block: var(--space-16);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--size-2xl);
  font-weight: var(--weight-semibold);
  color: var(--white);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.footer-brand-tagline {
  font-size: var(--size-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--teal-light);
  margin-bottom: var(--space-5);
}

.footer-desc {
  font-size: var(--size-sm);
  line-height: var(--leading-relaxed);
  color: rgba(255,255,255,0.55);
  max-width: 300px;
  margin-bottom: var(--space-6);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.6);
}

.footer-contact-item a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-contact-item a:hover { color: var(--teal-light); }

.footer-col h5 {
  font-family: var(--font-body);
  font-size: var(--size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover { color: var(--teal-light); }

.footer-hours-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-hours-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--size-sm);
  color: rgba(255,255,255,0.55);
}

.footer-hours-row .day { color: rgba(255,255,255,0.75); }

.footer-bottom {
  padding-block: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copyright {
  font-size: var(--size-xs);
  color: rgba(255,255,255,0.35);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background-color: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}

/* ── Forms ─────────────────────────────────────────────────── */

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--size-sm);
  font-weight: var(--weight-semibold);
  color: var(--dark);
  margin-bottom: var(--space-2);
  letter-spacing: 0.01em;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--size-base);
  color: var(--text-primary);
  background-color: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  appearance: none;
  min-height: 48px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(123, 28, 46, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: var(--leading-relaxed);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-error {
  font-size: var(--size-xs);
  color: var(--red);
  margin-top: var(--space-1);
  display: none;
}

.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea {
  border-color: var(--red);
}

.form-group.has-error .form-error { display: block; }

/* ── Utility Classes ───────────────────────────────────────── */

.text-center { text-align: center; }
.text-left   { text-align: left;   }
.text-right  { text-align: right;  }

.text-blue  { color: var(--blue);  }
.text-teal  { color: var(--teal);  }
.text-dark  { color: var(--dark);  }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--white); }

.font-display { font-family: var(--font-display); }

.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between{ display: flex; align-items: center; justify-content: space-between; }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

.mb-2  { margin-bottom: var(--space-2);  }
.mb-4  { margin-bottom: var(--space-4);  }
.mb-6  { margin-bottom: var(--space-6);  }
.mb-8  { margin-bottom: var(--space-8);  }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }

.mt-4  { margin-top: var(--space-4);  }
.mt-6  { margin-top: var(--space-6);  }
.mt-8  { margin-top: var(--space-8);  }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Scroll animations ─────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }