:root {
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --color-bg: #0f172a;
  --color-bg-alt: #16243b;
  --color-surface: #1e293b;
  --color-surface-alt: #243552;
  --color-border: rgba(255,255,255,0.08);
  --color-text: #e2e8f0;
  --color-text-dim: #94a3b8;
  --color-primary: #4f46e5;
  --color-primary-rgb: 79,70,229;
  --color-accent: #f59e0b;
  --color-danger: #ef4444;
  --gradient-accent: linear-gradient(90deg,#6366f1,#8b5cf6 45%,#f59e0b);
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-soft: 0 4px 16px -2px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.03);
  --shadow-focus: 0 0 0 3px rgba(var(--color-primary-rgb),0.4);
  --transition: 0.25s cubic-bezier(.4,.2,.2,1);
  --space: clamp(1rem,1vw + 0.5rem,1.5rem);

  --container-max: 1280px;

  --line-height: 1.55;
}

[data-theme="light"] {
  --color-bg: #f8fafc;
  --color-bg-alt: #eef2f9;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-border: rgba(0,0,0,0.08);
  --color-text: #0f172a;
  --color-text-dim: #475569;
  --shadow-soft: 0 4px 14px -2px rgba(0,0,0,0.1),0 0 0 1px rgba(0,0,0,0.04);
  --gradient-accent: linear-gradient(90deg,#4f46e5,#6366f1 45%,#f59e0b);
}

* {
  box-sizing: border-box;
  min-width: 0;
}

html,body {
  padding: 0;
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: var(--line-height);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  position: relative;
  overflow-x: hidden;
}

h1,h2,h3,h4 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.5px;
}

p {
  max-width: 70ch;
}

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

a:hover, a:focus-visible {
  color: var(--color-accent);
}

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

section.section {
  padding: clamp(3.5rem,7vw,6rem) var(--space);
  position: relative;
}

.section.alt {
  background: linear-gradient(160deg,var(--color-bg-alt),var(--color-bg) 80%);
}

.section-head {
  max-width: 980px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section-title {
  font-size: clamp(2rem,5vw,3.25rem);
  margin: 0 0 1rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  color: transparent;
}

.section-sub {
  margin: 0;
  color: var(--color-text-dim);
  font-size: clamp(1rem,1.4vw,1.25rem);
}

.hero {
  padding: clamp(4rem,9vw,8rem) var(--space) clamp(4rem,8vw,7rem);
  position: relative;
  isolation: isolate;
}

.hero-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  gap: clamp(2.5rem,5vw,4rem);
  grid-template-columns: repeat(auto-fit,minmax(320px,1fr));
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.6rem,6.2vw,4.25rem);
  margin: 0 0 1.2rem;
}

.hero-copy .lead {
  font-size: clamp(1.05rem,1.7vw,1.35rem);
  color: var(--color-text-dim);
  margin: 0 0 2rem;
}

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

.underline {
  background: linear-gradient(transparent 70%, rgba(var(--color-primary-rgb),0.3) 0);
  padding: 0 0.2em;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-meta {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
}

.hero-meta div {
  display: grid;
  gap: 0.25rem;
  font-weight: 500;
}

.hero-meta strong {
  font-size: 1.4rem;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  min-height: 380px;
}

.code-card {
  background: linear-gradient(135deg,var(--color-surface),var(--color-surface-alt));
  border: 1px solid var(--color-border);
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  box-shadow: var(--shadow-soft);
  max-width: 340px;
  line-height: 1.4;
  position: relative;
  z-index: 2;
}

.code-card:before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(120deg,rgba(var(--color-primary-rgb),0.4),rgba(255,255,255,0) 40%);
  -webkit-mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.floating {
  animation: float 8s ease-in-out infinite;
}

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-22px); }
}

.orb-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orb {
  position: absolute;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle at 30% 30%,rgba(var(--color-primary-rgb),0.9),rgba(var(--color-primary-rgb),0));
  filter: blur(22px);
  opacity: 0.55;
  mix-blend-mode: plus-lighter;
  border-radius: 50%;
  animation: drift 14s linear infinite;
}

.orb-b {
  width: 200px;
  height: 200px;
  left: 40%;
  top: 10%;
  animation-duration: 18s;
  background: radial-gradient(circle at 30% 30%,rgba(245,158,11,0.9),rgba(245,158,11,0));
}

.orb-c {
  width: 140px;
  height: 140px;
  left: 20%;
  bottom: 10%;
  animation-duration: 20s;
  background: radial-gradient(circle at 30% 30%,rgba(99,102,241,0.9),rgba(99,102,241,0));
}

@keyframes drift {
  0% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px,-20px) scale(1.15); }
  66% { transform: translate(-20px,30px) scale(0.9); }
  100% { transform: translate(0,0) scale(1); }
}

.bracket-swarm {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.bracket-swarm::before {
  content: '{ } { } { } { } { }';
  position: absolute;
  top: 10%;
  left: 5%;
  font-family: var(--font-mono);
  font-size: 5rem;
  letter-spacing: -8px;
  line-height: 0.8;
  background: linear-gradient(90deg,rgba(var(--color-primary-rgb),0.12),rgba(255,255,255,0));
  -webkit-background-clip: text;
  color: transparent;
  filter: blur(3px);
  animation: shimmer 12s linear infinite;
}

@keyframes shimmer {
  0% { transform: translateX(0); opacity: 0.4;}
  50% { opacity: 0.2;}
  100% { transform: translateX(40%); opacity: 0.4;}
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.85rem var(--space);
  backdrop-filter: blur(14px) saturate(160%);
  background: linear-gradient(120deg,rgba(15,23,42,0.82),rgba(15,23,42,0.65));
  border-bottom: 1px solid var(--color-border);
}

.brand {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
  color: var(--color-text);
  gap: 0.55rem;
}

.brand.small {
  font-size: 1.1rem;
}

.logo-mark {
  height: 30px;
  width: 30px;
}

.nav {
  margin-left: auto;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav a {
  font-weight: 500;
  color: var(--color-text-dim);
  position: relative;
  padding: 0.4rem 0.2rem;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--color-text);
}

.nav a:after {
  content:'';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--gradient-accent);
  transition: width var(--transition);
  border-radius: 2px;
}

.nav a:hover:after,
.nav a:focus-visible:after,
.nav a.active:after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.4rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-text);
  margin: 6px 0;
  transition: var(--transition);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.icon-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-dim);
  width: 40px;
  height: 40px;
  padding: 0;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background var(--transition), color var(--transition);
}

.icon-btn:hover {
  color: var(--color-text);
  background: var(--color-surface-alt);
}

.icon-sun, .icon-moon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  opacity: 0;
  transform: scale(0.7) rotate(-30deg);
  transition: var(--transition);
}

[data-theme="light"] .icon-sun {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

[data-theme="dark"] .icon-moon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.icon-sun::before { content: "☀"; }
.icon-moon::before { content: "🌙"; }

/* Buttons */
.btn {
  --btn-bg: var(--color-surface);
  --btn-color: var(--color-text);
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.3rem;
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
  position: relative;
  line-height: 1.2;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  cursor: pointer;
  background: var(--btn-bg);
  color: var(--btn-color);
  text-decoration: none;
  transition: var(--transition);
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-surface-alt);
}

.btn.primary {
  --btn-bg: linear-gradient(135deg,var(--color-primary),#6366f1);
  --btn-color: #fff;
  border: 1px solid rgba(var(--color-primary-rgb),0.4);
  box-shadow: 0 4px 18px -2px rgba(var(--color-primary-rgb),0.5), 0 0 0 1px rgba(var(--color-primary-rgb),0.5) inset;
}

.btn.primary:hover {
  filter: brightness(1.08);
}

.btn.ghost {
  background: transparent;
  color: var(--color-text);
}

.btn.outline {
  background: transparent;
  border: 1px solid var(--color-border);
}

.btn.outline:hover {
  background: var(--color-surface-alt);
}

.btn.full {
  width: 100%;
}

.btn.xl {
  font-size: 1rem;
  padding: 1rem 1.6rem;
}

/* Cards */
.cards-grid {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit,minmax(240px,1fr));
  max-width: var(--container-max);
  margin: 0 auto;
}

.service-card {
  position: relative;
  background: linear-gradient(145deg,var(--color-surface),var(--color-surface-alt));
  border: 1px solid var(--color-border);
  padding: 1.4rem 1.3rem 1.6rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  overflow: hidden;
  min-height: 230px;
  transition: border-color var(--transition), transform var(--transition);
}

.service-card:hover {
  border-color: rgba(var(--color-primary-rgb),0.5);
  transform: translateY(-4px);
}

.service-card:before {
  content:'';
  position:absolute;
  top:-30%;
  left:-30%;
  width:160%;
  height:160%;
  background: conic-gradient(from 120deg,rgba(var(--color-primary-rgb),0.15),transparent 60%);
  opacity:0;
  transition: opacity var(--transition);
}

.service-card:hover:before {
  opacity:1;
}

.service-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.service-card p {
  font-size: 0.85rem;
  flex-grow: 1;
  color: var(--color-text-dim);
  margin: 0;
}

.icon.badge {
  font-size: 1.4rem;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 30% 30%,rgba(var(--color-primary-rgb),0.4),rgba(var(--color-primary-rgb),0));
  border: 1px solid var(--color-border);
  border-radius: 12px;
  backdrop-filter: blur(6px);
}

.tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag-list li {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(var(--color-primary-rgb),0.15);
  padding: 0.35rem 0.55rem;
  border-radius: var(--radius-xs);
  font-weight: 600;
  color: var(--color-text);
}

.timeline {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 860px;
  position: relative;
  display: grid;
  gap: 2.4rem;
}

.timeline:before {
  content: '';
  position: absolute;
  left: calc(50% - 1px);
  width: 2px;
  top: 0;
  bottom: 0;
  background: linear-gradient(var(--color-border),rgba(var(--color-primary-rgb),0.4),var(--color-border));
}

.timeline li {
  position: relative;
  display: grid;
}

.t-node {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1rem 1.2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  max-width: 360px;
}

.timeline li:nth-child(odd) .t-node {
  justify-self: flex-start;
  margin-right: auto;
  transform: translateX(-6%);
}

.timeline li:nth-child(even) .t-node {
  justify-self: flex-end;
  margin-left: auto;
  transform: translateX(6%);
}

.timeline li:before {
  content:'';
  position:absolute;
  top: 1.2rem;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 18px;
  height:18px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%,var(--color-primary),#6366f1);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb),0.4);
}

.portfolio-grid {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
  max-width: var(--container-max);
  margin: 0 auto;
}

.portfolio-item {
  background: var(--color-surface);
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 240px;
  transition: transform var(--transition), border-color var(--transition);
}

.portfolio-item:hover {
  transform: translateY(-4px);
  border-color: rgba(var(--color-primary-rgb),0.4);
}

.p-media {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg,var(--color-surface-alt),var(--color-surface));
  display: grid;
  place-items: center;
  position: relative;
}

.skeleton {
  position: relative;
  overflow: hidden;
}

.skeleton:after {
  content:'';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg,transparent 0%,rgba(255,255,255,0.07) 45%,transparent 70%);
  animation: shine 2.4s linear infinite;
}

@keyframes shine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.placeholder-text {
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.5;
  font-family: var(--font-mono);
}

.portfolio-item figcaption {
  padding: 1rem 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.portfolio-item h3 {
  font-size: 1rem;
  margin: 0;
}

.portfolio-item p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  margin: 0;
}

.pill {
  font-size: 0.6rem;
  background: rgba(var(--color-primary-rgb),0.15);
  padding: 0.35rem 0.55rem;
  border-radius: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  display: inline-block;
  margin-right: 0.3rem;
}

/* Testimonials */
.testimonial-carousel {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
}

.t-slide {
  background: linear-gradient(145deg,var(--color-surface),var(--color-surface-alt));
  border: 1px solid var(--color-border);
  padding: clamp(1.8rem,3vw,2.4rem);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(24px);
  transition: var(--transition);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
}

.t-slide.active {
  opacity: 1;
  transform: translateY(0);
  position: relative;
}

.t-slide blockquote {
  margin: 0;
  font-size: clamp(1rem,1.6vw,1.25rem);
  display: grid;
  gap: 1.2rem;
}

.t-slide blockquote p {
  margin: 0;
  font-weight: 500;
}

.t-slide footer {
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
  gap: 0.6rem;
}

.carousel-dots button {
  width: 12px;
  height: 12px;
  background: var(--color-border);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.carousel-dots button[aria-selected="true"] {
  background: var(--color-primary);
  transform: scale(1.2);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb),0.28);
}

/* Pricing */
.pricing-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
}

.price-card {
  background: linear-gradient(145deg,var(--color-surface),var(--color-surface-alt));
  border: 1px solid var(--color-border);
  padding: 1.8rem 1.5rem 2rem;
  border-radius: var(--radius-md);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 330px;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), border-color var(--transition);
}

.price-card:hover {
  transform: translateY(-6px);
  border-color: rgba(var(--color-primary-rgb),0.4);
}

.price-card.featured {
  background: linear-gradient(145deg,#4f46e5,#6366f1 40%,#8b5cf6);
  color: #fff;
  border-color: rgba(255,255,255,0.25);
}

.price-card.featured .desc {
  color: rgba(255,255,255,0.85);
}

.badge-pop {
  position: absolute;
  top: -12px;
  right: 12px;
  background: var(--color-accent);
  color: #111;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 0.4rem 0.55rem;
  border-radius: 6px;
  box-shadow: 0 4px 10px -2px rgba(0,0,0,0.35);
}

.price-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.price-card .desc {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.price {
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin: 0;
}

.price strong {
  font-size: 1.4rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  color: transparent;
}

.price-card.featured strong {
  background: linear-gradient(90deg,#fff,#fff);
  -webkit-background-clip: text;
  color: transparent;
}

.features {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.75rem;
  display: grid;
  gap: 0.4rem;
}

.features li {
  position: relative;
  padding-left: 1.1rem;
}

.features li:before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-primary);
  font-weight: 600;
}

.price-card.featured .features li:before {
  color: var(--color-accent);
}

.pricing-note {
  text-align: center;
  margin-top: 1.6rem;
  font-size: 0.75rem;
  color: var(--color-text-dim);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Insights */
.insights-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
}

.insight {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1.2rem 1.1rem 1.3rem;
  border-radius: var(--radius-md);
  display: grid;
  gap: 0.7rem;
  transition: var(--transition);
}

.insight:hover {
  border-color: rgba(var(--color-primary-rgb),0.4);
  transform: translateY(-4px);
}

.insight h3 {
  font-size: 1rem;
  margin: 0;
  line-height: 1.3;
}

.insight h3 a {
  color: var(--color-text);
}

.insight p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.insight .meta {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--color-text-dim);
}

/* Contact */
.contact-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  gap: clamp(2rem,5vw,4rem);
  grid-template-columns: repeat(auto-fit,minmax(300px,1fr));
  align-items: start;
}

.contact-intro h2 {
  font-size: clamp(2rem,4vw,2.6rem);
  margin: 0 0 0.75rem;
}

.contact-intro p {
  margin-top: 0;
  color: var(--color-text-dim);
}

.contact-bullets {
  list-style: none;
  margin: 1.3rem 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: 0.85rem;
}

.contact-bullets li {
  position: relative;
  padding-left: 1.2rem;
}

.contact-bullets li:before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  position: absolute;
  top: 6px;
  left: 0;
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb),0.25);
}

.contact-meta p {
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
  color: var(--color-text-dim);
}

.contact-form {
  background: linear-gradient(145deg,var(--color-surface),var(--color-surface-alt));
  padding: 2rem 1.6rem 2.2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: grid;
  gap: 1rem;
  position: relative;
  box-shadow: var(--shadow-soft);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-row.two {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(140px,1fr));
  gap: 0.8rem;
}

label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-text-dim);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

input, textarea, select {
  font: inherit;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.75rem;
  color: var(--color-text);
  resize: vertical;
  transition: border-color var(--transition), background var(--transition);
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: rgba(var(--color-primary-rgb),0.6);
  box-shadow: var(--shadow-focus);
  background: var(--color-surface-alt);
}

.checkbox {
  flex-direction: row;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.7rem;
}

.checkbox input {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-status {
  font-size: 0.75rem;
  margin: 0.4rem 0 0;
  min-height: 1.2em;
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg,var(--color-bg-alt),var(--color-bg));
  padding: 4rem var(--space) 2rem;
  position: relative;
}

.footer-grid {
  max-width: var(--container-max);
  margin: 0 auto 3rem;
  display: grid;
  gap: 2.2rem;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
}

.foot-desc {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  margin: 1rem 0 1.4rem;
  max-width: 380px;
}

.social {
  display: flex;
  gap: 0.6rem;
}

.social-link {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: var(--color-surface);
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--color-text-dim);
  transition: var(--transition);
}

.social-link:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.site-footer h4 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.foot-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  font-size: 0.75rem;
}

.foot-links a {
  color: var(--color-text-dim);
}

.foot-links a:hover {
  color: var(--color-text);
}

.foot-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.4rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: space-between;
  font-size: 0.7rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.legal {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.2rem;
}

.bg.fx {
  position: fixed;
  pointer-events: none;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle at 30% 30%,rgba(var(--color-primary-rgb),0.25),transparent 70%);
  filter: blur(80px);
  opacity: 0.5;
  z-index: -3;
}

.fx-1 {
  top: -200px;
  left: -200px;
}

.fx-2 {
  bottom: -200px;
  right: -200px;
  background: radial-gradient(circle at 30% 30%,rgba(245,158,11,0.22),transparent 60%);
}

.grid-overlay {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(var(--color-border) 1px,transparent 1px), linear-gradient(90deg,var(--color-border) 1px,transparent 1px);
  background-size: 60px 60px;
  opacity: 0.15;
  z-index: -4;
  mask-image: radial-gradient(circle at 60% 40%,#000 0%,rgba(0,0,0,0) 70%);
}

/* Animations on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: 0.8s cubic-bezier(.4,.2,.1,1);
}

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

/* Responsive */
@media (max-width: 960px) {
  .timeline:before {
    left: 1px;
  }
  .timeline li:before {
    left: 1px;
    transform: translate(-50%,-50%);
  }
  .timeline li .t-node,
  .timeline li:nth-child(odd) .t-node,
  .timeline li:nth-child(even) .t-node {
    margin: 0 0 0 2rem;
    transform: none;
    max-width: 100%;
  }
}

@media (max-width: 840px) {
  .nav-toggle {
    display: block;
  }
  .nav ul {
    position: absolute;
    top: 100%;
    right: 0;
    background: linear-gradient(160deg,var(--color-bg-alt),var(--color-bg));
    flex-direction: column;
    width: min(260px, 90vw);
    padding: 1.2rem 1.2rem 1.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: var(--transition);
  }
  .nav ul.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav ul li {
    width: 100%;
  }
  .nav ul a {
    display: block;
    padding: 0.65rem 0.4rem;
    border-radius: var(--radius-sm);
  }
  .nav ul .btn {
    width: 100%;
  }
  .nav-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

@media (max-width: 540px) {
  .hero-meta {
    gap: 1.2rem;
  }
  .hero-meta div {
    flex: 1 1 calc(33% - 1.2rem);
    min-width: 90px;
  }
  .cta-row .btn.xl {
    flex: 1 1 auto;
  }
}

/* Focus visible fallback */
:focus:not(:focus-visible) {
  outline: none;
}

/* Scrollbar styling (webkit) */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--color-surface-alt);
  border-radius: 6px;
  border: 2px solid var(--color-bg);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Honeypot hides visually but still present in DOM */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Button progress indicator */
.btn .btn-progress {
  --size: 14px;
  width: var(--size);
  height: var(--size);
  border: 2px solid rgba(255,255,255,0.5);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btnspin 0.9s linear infinite;
  display: none;
}

.btn.loading .btn-progress {
  display: inline-block;
}

.btn.loading .btn-label {
  opacity: 0.65;
  pointer-events: none;
}

@keyframes btnspin {
  to { transform: rotate(360deg); }
}