/* ============================================
   LumenDesignCompany - Bold & Creative Theme
   ============================================ */

:root {
  --color-bg: #0E0E12;
  --color-surface: #16161D;
  --color-surface-2: #1F1F2A;
  --color-text: #F5F2EA;
  --color-muted: #A6A29A;
  --color-accent: #FF5A1F;       /* Vivid orange */
  --color-accent-2: #FFD23F;     /* Sun yellow */
  --color-accent-3: #4ADE80;     /* Lime green */
  --color-accent-4: #6366F1;     /* Electric indigo */
  --color-border: #2A2A36;

  --font-display: "Archivo Black", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --max-w: 1280px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(3rem, 9vw, 8rem);
}

h2 {
  font-size: clamp(2.25rem, 5vw, 4.25rem);
}

h3 {
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
}

p {
  font-size: 1.0625rem;
  color: var(--color-muted);
  max-width: 60ch;
}

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--color-accent);
  display: inline-block;
  margin-bottom: 1rem;
}

.text-accent { color: var(--color-accent); }
.text-yellow { color: var(--color-accent-2); }
.text-lime { color: var(--color-accent-3); }
.text-indigo { color: var(--color-accent-4); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 6rem 0;
  position: relative;
}

@media (max-width: 720px) {
  section { padding: 4rem 0; }
}

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 14, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--color-accent-2), var(--color-accent));
  box-shadow: 0 0 20px rgba(255, 90, 31, 0.5);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.2s ease;
}

.nav-links a:hover { color: var(--color-accent); }

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--color-accent);
}

.nav-cta {
  background: var(--color-accent);
  color: #0E0E12 !important;
  padding: 0.7rem 1.2rem !important;
  border-radius: 999px;
  font-weight: 700 !important;
  transition: transform 0.15s ease, background 0.2s ease;
}

.nav-cta:hover {
  background: var(--color-accent-2);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.6rem;
  cursor: pointer;
}

@media (max-width: 800px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--color-surface);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-links li {
    border-top: 1px solid var(--color-border);
  }
  .nav-links a {
    display: block;
    padding: 1rem 1.5rem;
  }
  .nav-cta {
    margin: 0.6rem 1.5rem;
    text-align: center;
  }
}

/* ---------- Hero ---------- */
.hero {
  padding: 7rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 40% at 80% 10%, rgba(255, 90, 31, 0.18), transparent 60%),
    radial-gradient(40% 30% at 10% 80%, rgba(99, 102, 241, 0.18), transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero h1 span {
  color: var(--color-accent);
}

.hero p.lead {
  font-size: 1.25rem;
  color: var(--color-muted);
  margin-top: 1.75rem;
  max-width: 50ch;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: none;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #0E0E12;
}

.btn-primary:hover {
  background: var(--color-accent-2);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn-ghost:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

/* Hero visual */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-surface));
  border: 1px solid var(--color-border);
}

.hero-visual svg { width: 100%; height: 100%; }

/* ---------- Hero carousel ---------- */
.carousel {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
}

.carousel-track {
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  inset: 0;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 700ms ease, transform 1200ms ease;
  pointer-events: none;
}

.carousel-slide.is-active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
  z-index: 1;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: var(--color-surface);
}

/* Hide slides whose image failed to load (e.g. files not yet dropped in /images/) */
.carousel-slide.is-broken { display: none !important; }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(14, 14, 18, 0.55);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 200ms ease, transform 200ms ease, border-color 200ms ease;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
  background: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
  outline: none;
}

.carousel-prev { left: 14px; }
.carousel-next { right: 14px; }

.carousel-dots {
  list-style: none;
  margin: 0;
  padding: 0;
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 3;
}

.carousel-dots button {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: background 200ms ease, transform 200ms ease, width 200ms ease;
}

.carousel-dots button.is-active {
  background: var(--color-text);
  border-color: var(--color-text);
  width: 22px;
}

@media (max-width: 720px) {
  .carousel-arrow { width: 38px; height: 38px; font-size: 1.25rem; }
  .carousel-prev { left: 8px; }
  .carousel-next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide { transition: opacity 200ms linear; transform: none; }
  .carousel-slide.is-active { transform: none; }
}

/* ---------- Marquee ---------- */
.marquee {
  background: var(--color-accent);
  color: #0E0E12;
  padding: 1.4rem 0;
  overflow: hidden;
  border-top: 1px solid var(--color-bg);
  border-bottom: 1px solid var(--color-bg);
}

.marquee-track {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
}

.marquee-track span { display: inline-flex; align-items: center; gap: 3rem; }
.marquee-track span::after {
  content: "✶";
  color: #0E0E12;
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- Section header ---------- */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
}

.section-head .lead-text {
  max-width: 36ch;
}

/* ---------- Service / feature cards ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .cards-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--color-surface-2);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.card p { font-size: 0.98rem; }

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 3rem 0;
}

@media (max-width: 720px) {
  .stats { grid-template-columns: 1fr 1fr; }
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: var(--color-accent);
  color: #0E0E12;
  border-radius: var(--radius-lg);
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 { color: #0E0E12; }
.cta-banner p { color: rgba(14, 14, 18, 0.75); margin: 1.25rem auto 2rem; }
.cta-banner .btn-primary {
  background: #0E0E12;
  color: var(--color-text);
}
.cta-banner .btn-primary:hover { background: #1F1F2A; }

@media (max-width: 600px) {
  .cta-banner { padding: 2.5rem 1.5rem; }
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer h4 {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.footer ul { list-style: none; }
.footer li {
  margin-bottom: 0.6rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}
.footer li a { transition: color 0.2s ease; }
.footer li a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* ---------- Page header (inner pages) ---------- */
.page-header {
  padding: 6rem 0 3rem;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(50% 50% at 70% 50%, rgba(255, 90, 31, 0.15), transparent 70%);
  pointer-events: none;
}

.page-header h1 {
  font-size: clamp(2.5rem, 7vw, 6rem);
  position: relative;
}

.page-header p {
  margin-top: 1.5rem;
  font-size: 1.2rem;
  max-width: 55ch;
  position: relative;
}

/* ---------- About / team ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 800px) {
  .about-grid { grid-template-columns: 1fr; }
}

.about-image {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent-4), var(--color-accent));
  position: relative;
  overflow: hidden;
}

.about-image::after {
  content: "✺";
  position: absolute;
  font-size: 14rem;
  bottom: -2rem;
  right: -1rem;
  color: rgba(255,255,255,0.15);
  font-family: var(--font-display);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

@media (max-width: 600px) {
  .values-grid { grid-template-columns: 1fr; }
}

.value {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.value h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

.value p { font-size: 0.95rem; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

@media (max-width: 900px) { .team-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .team-grid { grid-template-columns: 1fr; } }

.team-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease;
}

.team-card:hover { transform: translateY(-4px); }

.team-photo {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 3rem;
  color: #0E0E12;
}

.team-card.alt .team-photo { background: linear-gradient(135deg, var(--color-accent-4), var(--color-accent-3)); }
.team-card.alt2 .team-photo { background: linear-gradient(135deg, var(--color-accent-3), var(--color-accent-2)); color: #0E0E12; }
.team-card.alt3 .team-photo { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-4)); }

.team-info {
  padding: 1.25rem 1.5rem 1.5rem;
}

.team-info h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.team-info span {
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Shop / Catalog ---------- */
.tabs {
  display: inline-flex;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 4px;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab {
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  background: transparent;
  border: none;
  color: var(--color-muted);
  transition: background 0.2s ease, color 0.2s ease;
}

.tab.active {
  background: var(--color-accent);
  color: #0E0E12;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 900px) { .product-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .product-grid { grid-template-columns: 1fr; } }

.product {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}

.product:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.product-image {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--color-surface-2), #2a2a3a);
  position: relative;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-accent);
}

.product.p2 .product-image { background: linear-gradient(135deg, #FF5A1F, #FFD23F); color: #0E0E12; }
.product.p3 .product-image { background: linear-gradient(135deg, #6366F1, #4ADE80); color: #0E0E12; }
.product.p4 .product-image { background: linear-gradient(135deg, #4ADE80, #FFD23F); color: #0E0E12; }
.product.p5 .product-image { background: linear-gradient(135deg, #FFD23F, #FF5A1F); color: #0E0E12; }
.product.p6 .product-image { background: linear-gradient(135deg, #6366F1, #FF5A1F); color: #FFF; }

.product-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(14,14,18,0.7);
  color: #FFF;
  font-size: 0.7rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
}

.product-info {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-info h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  letter-spacing: 0.01em;
}

.product-info p {
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
  flex: 1;
}

.product-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-text);
}
.price small {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-muted);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  margin-left: 0.25rem;
}

.btn-small {
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
  border-radius: 999px;
  background: var(--color-accent);
  color: #0E0E12;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-small:hover { background: var(--color-accent-2); }

/* ---------- Contact form ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 800px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.contact-info ul {
  list-style: none;
  margin-top: 2rem;
  display: grid;
  gap: 1.5rem;
}

.contact-info li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 1rem;
  color: var(--color-text);
}

.contact-info li strong {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  text-transform: uppercase;
}

form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  form { padding: 1.75rem; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-muted);
}

input, select, textarea {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  padding: 0.95rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s ease;
  width: 100%;
}

textarea { resize: vertical; min-height: 140px; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

select option { color: #000; }

.form-success, .form-error {
  display: none;
  padding: 1rem;
  border-radius: 12px;
  margin-top: 1rem;
  font-size: 0.95rem;
}

.form-success {
  background: rgba(74, 222, 128, 0.12);
  border: 1px solid var(--color-accent-3);
  color: var(--color-accent-3);
}

.form-error {
  background: rgba(255, 90, 31, 0.12);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
}

.form-success.show, .form-error.show { display: block; }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mt-4 { margin-top: 4rem; }