/* ============================================================
   ZeeStack Technologies — static HTML/CSS/JS version
   ============================================================ */

:root {
  --radius: 0.75rem;

  --background: oklch(0.995 0.002 250);
  --surface: oklch(0.985 0.003 250);
  --foreground: oklch(0.21 0.03 265);
  --card: oklch(1 0 0);
  --muted-foreground: oklch(0.50 0.02 260);
  --secondary: oklch(0.965 0.005 260);
  --primary: oklch(0.52 0.20 264);
  --primary-foreground: oklch(0.99 0 0);
  --accent: oklch(0.55 0.20 268);
  --border: oklch(0.21 0.03 265 / 0.10);

  --brand: oklch(0.52 0.20 264);
  --brand-2: oklch(0.62 0.18 258);
  --gradient-brand: linear-gradient(135deg, oklch(0.52 0.20 264), oklch(0.62 0.18 258));

  --shadow-xs: 0 1px 2px oklch(0.21 0.03 265 / 0.05);
  --shadow-sm: 0 1px 2px oklch(0.21 0.03 265 / 0.04), 0 1px 3px oklch(0.21 0.03 265 / 0.06);
  --shadow-md: 0 4px 6px -1px oklch(0.21 0.03 265 / 0.06), 0 2px 4px -2px oklch(0.21 0.03 265 / 0.04);
  --shadow-lg: 0 10px 20px -8px oklch(0.21 0.03 265 / 0.10), 0 4px 8px -4px oklch(0.21 0.03 265 / 0.06);
  --shadow-glow: 0 10px 30px -10px oklch(0.52 0.20 264 / 0.35);

  --font-display: "Plus Jakarta Sans", "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  color: var(--foreground);
  font-weight: 700;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul { list-style: none; }
::selection { background: oklch(0.52 0.20 264 / 0.18); }

/* ---------- Layout ---------- */
.container { max-width: 80rem; margin: 0 auto; padding: 0 1.5rem; width: 100%; }
.section { position: relative; padding: 6rem 0; }
.section-sm { padding: 2.5rem 0; }
.section.surface { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* ---------- Typography helpers ---------- */
.kicker {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--primary);
  font-weight: 500;
}
.kicker-muted { color: var(--muted-foreground); text-align: center; }
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 0.75rem;
  max-width: 38rem;
}
.muted { color: var(--muted-foreground); }
.lead { color: var(--muted-foreground); line-height: 1.7; }

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

.title-underline {
  position: relative;
  display: inline-block;
}
.title-underline::after {
  content: "";
  position: absolute;
  left: 0; right: 30%; bottom: -6px;
  height: 3px; border-radius: 2px;
  background: var(--gradient-brand);
  transform-origin: left;
  animation: underline-grow 1.2s cubic-bezier(.2,.7,.2,1) forwards;
}

/* ---------- Buttons / chips ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted-foreground);
  box-shadow: var(--shadow-xs);
}
.chip svg { color: var(--primary); }

.btn-primary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border-radius: 0.625rem;
  padding: 0.75rem 1.15rem;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform .2s ease, box-shadow .25s ease, filter .2s ease, border-color .2s, background .2s;
  cursor: pointer;
}
.btn-primary {
  color: var(--primary-foreground);
  background: var(--gradient-brand);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-1px) scale(1.01); box-shadow: var(--shadow-glow); filter: brightness(1.05); }
.btn-ghost {
  color: var(--foreground);
  background: var(--card);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--foreground); transform: translateY(-1px); }

/* ---------- Cards ---------- */
.surface-card {
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 1rem;
}
.lift-card {
  transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s, border-color .35s;
}
.lift-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: oklch(0.52 0.20 264 / 0.35);
}

/* ---------- Backgrounds ---------- */
.grid-bg {
  background-image:
    linear-gradient(to right, oklch(0.21 0.03 265 / 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(0.21 0.03 265 / 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
          mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.dotted-bg {
  background-image: radial-gradient(oklch(0.21 0.03 265 / 0.08) 1px, transparent 1px);
  background-size: 22px 22px;
}

/* ---------- Nav ---------- */
.header {
  position: fixed; inset: 0 0 auto 0;
  z-index: 50;
  padding: 1rem 0;
  transition: padding .3s;
}
.header.scrolled { padding: 0.5rem 0; }
.nav-inner {
  max-width: 80rem; margin: 0 auto;
  padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  border-radius: 1rem;
  border: 1px solid transparent;
  transition: all .3s;
}
.header.scrolled .nav-inner {
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem 0.75rem;
  margin: 0 1.5rem;
}
.brand { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-display); font-weight: 700; font-size: 0.9375rem; }
.brand-mark {
  display: grid; place-items: center;
  width: 2rem; height: 2rem;
  border-radius: 0.5rem;
  background: var(--gradient-brand);
  color: var(--primary-foreground);
  box-shadow: var(--shadow-sm);
}
.nav-links { display: none; gap: 1.75rem; font-size: 0.875rem; color: var(--muted-foreground); }
.nav-links a {
  position: relative;
  transition: color .2s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 0;
  background: var(--gradient-brand);
  transition: width .25s;
}
.nav-links a:hover { color: var(--foreground); }
.nav-links a:hover::after { width: 100%; }
@media (min-width: 768px) { .nav-links { display: flex; align-items: center; } }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 8rem 0 5rem;
  overflow: hidden;
}
@media (min-width: 768px) { .hero { padding: 10rem 0 7rem; } }
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  will-change: transform;
}
.hero-bg .blob-1 {
  position: absolute; top: -8rem; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px; border-radius: 50%;
  background: radial-gradient(ellipse at center, oklch(0.52 0.20 264 / 0.12), transparent 60%);
}
.hero-bg .blob-2 {
  position: absolute; top: 10rem; right: -8rem;
  width: 420px; height: 420px; border-radius: 50%;
  background: radial-gradient(circle, oklch(0.62 0.18 258 / 0.18), transparent 65%);
}
.hero-title {
  margin-top: 1.5rem;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 700;
  max-width: 56rem;
}
.hero-sub {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 42rem;
  line-height: 1.7;
}
@media (min-width: 768px) { .hero-sub { font-size: 1.25rem; } }
.hero-actions { margin-top: 2.25rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-stats {
  margin-top: 3.5rem;
  display: grid; grid-template-columns: repeat(3, 1fr);
  max-width: 36rem;
  gap: 2rem;
}
.stat-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.875rem;
  letter-spacing: -0.02em;
}
@media (min-width: 768px) { .stat-value { font-size: 2.25rem; } }
.stat-label { margin-top: 0.25rem; font-size: 0.875rem; color: var(--muted-foreground); }

.float-card {
  position: absolute;
  display: none;
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--muted-foreground);
  background: var(--card); border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 0.5rem 0.75rem;
  box-shadow: var(--shadow-sm);
  animation: float 7s ease-in-out infinite;
}
.float-card.fc-1 { top: 10rem; right: 3rem; }
.float-card.fc-2 { bottom: 6rem; left: 2.5rem; animation-delay: -3s; }
@media (min-width: 1024px) { .float-card { display: block; } }
.dot-ok { color: #059669; }
.fc-strong { color: var(--foreground); font-weight: 600; font-family: var(--font-mono); }

/* ---------- Trust strip ---------- */
.marquee-wrap { margin-top: 1.5rem; overflow: hidden; }
.marquee {
  display: flex; gap: 3rem;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
}
.marquee span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: oklch(0.21 0.03 265 / 0.55);
  transition: color .2s;
}
@media (min-width: 768px) { .marquee span { font-size: 1.5rem; } }
.marquee span:hover { color: var(--foreground); }

/* ---------- About ---------- */
.about-grid {
  display: grid; gap: 3rem; align-items: center;
}
@media (min-width: 768px) { .about-grid { grid-template-columns: 1fr 1fr; gap: 4rem; } }
.about-photo-wrap { position: relative; }
.about-photo-glow {
  position: absolute; inset: -1rem;
  background: var(--gradient-brand);
  opacity: 0.1; filter: blur(40px);
  border-radius: 1.5rem;
}
.about-photo-card {
  position: relative;
  padding: 0.5rem;
}
.about-photo-card img {
  border-radius: 0.75rem;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
}
.about-badge {
  position: absolute;
  right: -1.25rem; bottom: -1.25rem;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
}
.about-badge .label { font-size: 0.75rem; color: var(--muted-foreground); }
.about-badge .name { font-family: var(--font-display); font-weight: 600; }

.checklist { margin-top: 1.75rem; display: flex; flex-direction: column; gap: 0.75rem; }
.checklist li { display: flex; gap: 0.75rem; align-items: flex-start; font-size: 0.9375rem; }
.checklist svg { color: var(--primary); flex-shrink: 0; margin-top: 0.125rem; }

/* ---------- Services ---------- */
.services-head { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.services-grid {
  margin-top: 3rem;
  display: grid; gap: 1px;
  background: var(--border);
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--border);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .services-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service {
  background: var(--card);
  padding: 1.75rem;
  position: relative;
  transition: transform .35s, box-shadow .35s;
}
.service:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.service-head { display: flex; justify-content: space-between; align-items: center; }
.service-icon {
  width: 2.5rem; height: 2.5rem;
  border-radius: 0.5rem;
  display: grid; place-items: center;
  background: oklch(0.52 0.20 264 / 0.10);
  color: var(--primary);
}
.service-arrow {
  color: var(--muted-foreground);
  opacity: 0; transform: translateX(-4px);
  transition: all .3s;
}
.service:hover .service-arrow { opacity: 1; transform: translateX(0); }
.service h3 { margin-top: 1.25rem; font-size: 1.125rem; font-weight: 600; letter-spacing: -0.01em; }
.service p { margin-top: 0.5rem; font-size: 0.875rem; color: var(--muted-foreground); line-height: 1.6; }
.service-details {
  max-height: 0; overflow: hidden;
  transition: max-height .5s ease;
}
.service:hover .service-details { max-height: 5rem; }
.service-details-inner {
  padding-top: 0.75rem; margin-top: 1rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

/* ---------- Projects ---------- */
.featured-project {
  margin-top: 3rem;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
}
@media (min-width: 768px) { .featured-project { padding: 2.5rem; } }
.featured-project .dotted-bg {
  position: absolute; inset: 0;
  opacity: 0.5;
  z-index: -1;
}
.featured-grid { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 768px) { .featured-grid { grid-template-columns: 3fr 2fr; } }
.featured-tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; color: var(--primary); font-weight: 500;
}
.featured-tag svg { fill: var(--primary); }
.featured-name { margin-top: 1rem; font-size: clamp(1.875rem, 4vw, 3rem); font-weight: 700; letter-spacing: -0.02em; }
.featured-problem { margin-top: 1rem; color: var(--muted-foreground); line-height: 1.7; max-width: 36rem; }
.tags-row { margin-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  padding: 0.25rem 0.625rem;
  font-size: 0.6875rem;
  font-family: var(--font-mono);
  border-radius: 0.375rem;
  background: var(--secondary);
  color: var(--foreground);
  border: 1px solid var(--border);
}
.featured-cta { margin-top: 1.75rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }
.metrics-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
}
.metric { background: var(--card); padding: 1rem; text-align: center; }
.metric-value { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; }
@media (min-width: 768px) { .metric-value { font-size: 1.5rem; } }
.metric-key { margin-top: 0.25rem; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted-foreground); }

.projects-grid { margin-top: 1.5rem; display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .projects-grid { grid-template-columns: 1fr 1fr; } }
.project-card { padding: 1.75rem; position: relative; overflow: hidden; height: 100%; }
.project-card-head { display: flex; justify-content: space-between; align-items: center; }
.project-tag { font-size: 0.75rem; color: var(--primary); font-weight: 500; }
.project-arrow {
  color: var(--muted-foreground); transition: all .3s;
}
.project-card:hover .project-arrow { color: var(--foreground); transform: translate(2px, -2px); }
.project-card h3 { margin-top: 1rem; font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
.project-card p { margin-top: 0.5rem; font-size: 0.875rem; color: var(--muted-foreground); line-height: 1.6; }
.project-metrics { margin-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 0.5rem; font-size: 0.6875rem; color: var(--muted-foreground); }
.project-cta { margin-top: 1.5rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }
.btn-mini-dark, .btn-mini-ghost {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: 0.75rem; font-weight: 600;
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  transition: all .2s;
}
.btn-mini-dark { background: var(--foreground); color: var(--background); }
.btn-mini-dark:hover { opacity: 0.9; }
.btn-mini-ghost { border: 1px solid var(--border); }
.btn-mini-ghost:hover { border-color: var(--foreground); }

/* ---------- Stack ---------- */
.stack-grid { margin-top: 3rem; display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { .stack-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .stack-grid { grid-template-columns: repeat(4, 1fr); } }
.stack-card { padding: 1.5rem; height: 100%; }
.stack-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--muted-foreground); }
.stack-list { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.75rem; }
.stack-list li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 0.75rem;
}
.stack-name { font-family: var(--font-display); font-weight: 600; transition: color .2s; }
.stack-list li:hover .stack-name { color: var(--primary); }
.stack-note { font-size: 0.6875rem; color: var(--muted-foreground); text-align: right; }

/* ---------- Process ---------- */
.process-wrap { position: relative; margin-top: 3.5rem; }
.process-line {
  display: none;
  position: absolute; top: 1.75rem; left: 0; right: 0;
  height: 1px; background: var(--border);
}
@media (min-width: 1024px) {
  .process-line { display: block; }
}
.process-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .process-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .process-grid { grid-template-columns: repeat(5, 1fr); } }
.process-step { position: relative; }
.process-bullet {
  position: relative; z-index: 1;
  width: 3.5rem; height: 3.5rem; border-radius: 50%;
  background: var(--card); border: 1px solid var(--border);
  display: grid; place-items: center;
  box-shadow: var(--shadow-sm);
  margin: 0 auto;
}
@media (min-width: 1024px) { .process-bullet { margin: 0; } }
.process-bullet svg { color: var(--primary); }
.process-card { margin-top: 1.25rem; padding: 1.25rem; height: 100%; }
.process-num { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--muted-foreground); }
.process-card h3 { margin-top: 0.25rem; font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; }
.process-card p { margin-top: 0.5rem; font-size: 0.875rem; color: var(--muted-foreground); line-height: 1.6; }

/* ---------- Vision ---------- */
.vision { padding: 7rem 0; position: relative; overflow: hidden; text-align: center; }
@media (min-width: 768px) { .vision { padding: 9rem 0; } }
.vision .grid-bg { position: absolute; inset: 0; z-index: -1; }
.vision-inner { max-width: 56rem; margin: 0 auto; padding: 0 1.5rem; }
.vision h2 {
  margin-top: 1.25rem;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
}
.vision p { margin-top: 2rem; font-size: 1.125rem; color: var(--muted-foreground); line-height: 1.7; max-width: 42rem; margin-left: auto; margin-right: auto; }
.vision-chips { margin-top: 2.5rem; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; }

/* ---------- Testimonials ---------- */
.quotes-grid { margin-top: 3rem; display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { .quotes-grid { grid-template-columns: repeat(3, 1fr); } }
.quote-card { padding: 1.5rem; display: flex; flex-direction: column; height: 100%; }
.quote-card svg { color: var(--primary); }
.quote-card blockquote { margin-top: 1rem; color: oklch(0.21 0.03 265 / 0.9); line-height: 1.7; flex: 1; }
.quote-card figcaption {
  margin-top: 1.5rem; padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
}
.quote-card .qname { font-weight: 600; }
.quote-card .qrole { color: var(--muted-foreground); }

/* ---------- Contact ---------- */
.contact-card {
  position: relative; padding: 2rem; overflow: hidden;
  border-radius: 1.5rem;
}
@media (min-width: 768px) { .contact-card { padding: 3.5rem; } }
.contact-card .blob-a, .contact-card .blob-b {
  position: absolute; width: 380px; height: 380px; border-radius: 50%;
  filter: blur(60px);
}
.contact-card .blob-a { top: -8rem; left: -8rem; background: oklch(0.52 0.20 264 / 0.10); }
.contact-card .blob-b { bottom: -8rem; right: -8rem; background: oklch(0.55 0.20 268 / 0.10); }
.contact-grid { position: relative; display: grid; gap: 3rem; }
@media (min-width: 768px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-email {
  margin-top: 1.5rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.875rem; font-weight: 500;
  transition: color .2s;
}
.contact-email:hover { color: var(--primary); }
.socials { margin-top: 2rem; display: flex; gap: 0.5rem; }
.social-btn {
  display: grid; place-items: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: 0.75rem;
  background: var(--card); border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: color .2s, border-color .2s;
}
.social-btn:hover { color: var(--primary); border-color: oklch(0.52 0.20 264 / 0.40); }

.form { display: flex; flex-direction: column; gap: 1rem; }
.field label {
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--muted-foreground); font-weight: 500;
}
.field input, .field textarea {
  margin-top: 0.5rem;
  width: 100%;
  border-radius: 0.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--foreground);
  outline: none;
  transition: all .2s;
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px oklch(0.52 0.20 264 / 0.15);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex; flex-direction: column; gap: 1.5rem;
  justify-content: space-between;
  font-size: 0.875rem; color: var(--muted-foreground);
}
@media (min-width: 768px) { .footer-inner { flex-direction: row; align-items: center; } }
.footer-brand { display: flex; align-items: center; gap: 0.5rem; }
.footer-brand .mark {
  display: grid; place-items: center;
  width: 1.75rem; height: 1.75rem;
  border-radius: 0.375rem;
  background: var(--gradient-brand);
  color: var(--primary-foreground);
}
.footer-brand .name { font-family: var(--font-display); font-weight: 600; color: var(--foreground); }
.footer-brand .year { opacity: 0.7; }
.footer-links { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a:hover { color: var(--foreground); }

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity .7s ease-out, transform .7s ease-out;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Animations ---------- */
@keyframes underline-grow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}