/**
 * Vorynex — Enterprise design system
 * 8px grid · Inter + Space Grotesk · GPU-friendly transforms
 */

:root {
  /* Surfaces */
  --vn-bg-deep: #0b0f1a;
  --vn-bg-raised: #121826;
  --vn-bg-card: #1a2340;
  --vn-bg-card-soft: rgba(26, 35, 64, 0.55);

  /* Accent */
  --vn-indigo-600: #4f46e5;
  --vn-indigo-500: #6366f1;
  --vn-violet-500: #8b5cf6;
  --vn-cyan-400: #22d3ee;
  --vn-cyan-500: #06b6d4;

  --vn-text: #f4f4f5;
  --vn-muted: #a1a1aa;
  --vn-border: rgba(255, 255, 255, 0.08);

  --font-sans: "Inter", system-ui, sans-serif;
  --font-heading: "Space Grotesk", var(--font-sans);

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out-soft: cubic-bezier(0.45, 0, 0.55, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-reveal: 1.05s;
  --duration-hover: 0.5s;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --space-unit: 8px;
}

/* Vertical rhythm — agency-grade section spacing (8px grid) */
.section-y {
  padding-top: clamp(4.5rem, 9vw, 7.5rem);
  padding-bottom: clamp(5rem, 10vw, 8.5rem);
}
.section-cta-y {
  padding-top: clamp(5.5rem, 11vw, 9rem);
  padding-bottom: clamp(5.5rem, 11vw, 9rem);
}
.section-intro {
  max-width: 40rem;
}
.section-intro-wide {
  max-width: 44rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .cursor-glow,
  .particles,
  .shimmer-sweep {
    display: none !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--vn-bg-deep);
  color: var(--vn-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Headings — Space Grotesk */
.font-heading {
  font-family: var(--font-heading);
  letter-spacing: -0.03em;
}

/* H hierarchy helpers */
.h-display {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.038em;
  line-height: 1.03;
  font-size: clamp(2.375rem, 5.2vw + 0.85rem, 4.25rem);
}

.h-section {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.032em;
  line-height: 1.12;
  font-size: clamp(1.875rem, 2.2vw + 1.1rem, 2.875rem);
}

.h-card {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 1.125rem;
  line-height: 1.4;
}

.prose-muted {
  color: #a1a1aa;
  line-height: 1.72;
  font-size: 1.0625rem;
}

.eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #71717a;
}

/* Conversion psychology — quiet reassurance lines */
.conversion-subline {
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: #71717a;
  max-width: 28rem;
}
.conversion-subline strong {
  color: #a1a1aa;
  font-weight: 500;
}
.trust-micro {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: #71717a;
}
.trust-micro::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vn-indigo-500), var(--vn-cyan-400));
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.45);
}

/* Mesh + noise */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 100% 80% at 50% -30%, rgba(79, 70, 229, 0.2), transparent 55%),
    radial-gradient(ellipse 60% 50% at 100% 10%, rgba(139, 92, 246, 0.12), transparent 45%),
    radial-gradient(ellipse 50% 40% at 0% 40%, rgba(34, 211, 238, 0.08), transparent 50%), var(--vn-bg-deep);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  mix-blend-mode: overlay;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: calc(var(--space-unit) * 8) calc(var(--space-unit) * 8);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 15%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 15%, transparent 70%);
  pointer-events: none;
}

/* Blobs */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  animation: blob-drift 36s var(--ease-in-out-soft) infinite;
  pointer-events: none;
}

.blob--1 {
  width: min(45vw, 420px);
  height: min(45vw, 420px);
  background: linear-gradient(135deg, #4f46e5, #8b5cf6);
  top: 5%;
  left: 10%;
}
.blob--2 {
  width: min(40vw, 380px);
  height: min(40vw, 380px);
  background: linear-gradient(135deg, #06b6d4, #6366f1);
  top: 30%;
  right: 5%;
  animation-delay: -8s;
}
.blob--3 {
  width: min(35vw, 320px);
  height: min(35vw, 320px);
  background: linear-gradient(135deg, #8b5cf6, #22d3ee);
  bottom: 10%;
  left: 30%;
  animation-delay: -16s;
  opacity: 0.28;
}

@keyframes blob-drift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(4%, -6%) scale(1.05);
  }
  66% {
    transform: translate(-5%, 4%) scale(0.96);
  }
}

/* Particles (CSS) */
.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.5);
  animation: particle-float 20s var(--ease-in-out-soft) infinite;
}
.particle:nth-child(odd) {
  background: rgba(34, 211, 238, 0.35);
  animation-duration: 26s;
}

@keyframes particle-float {
  0%,
  100% {
    transform: translateY(0) translateX(0);
    opacity: 0.4;
  }
  50% {
    transform: translateY(-40px) translateX(20px);
    opacity: 0.9;
  }
}

/* Scroll progress */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  z-index: 1000;
  background: linear-gradient(90deg, var(--vn-indigo-600), var(--vn-violet-500), var(--vn-cyan-400));
  transform: translateZ(0);
  transition: width 0.08s linear;
}

/* Loader */
#page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background: var(--vn-bg-deep);
  transition: opacity 0.5s var(--ease-out-expo), visibility 0.5s;
}
#page-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.65s var(--ease-out-quint), visibility 0.65s;
}
.loader-logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--vn-indigo-600), var(--vn-cyan-400));
  animation: loader-pulse 1.6s var(--ease-in-out-soft) infinite;
}
@keyframes loader-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(0.94);
    opacity: 0.88;
  }
}

/* Skeleton (initial paint) */
#app-shell.is-loading main {
  pointer-events: none;
}
.skeleton-line {
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.2s ease-in-out infinite;
}
@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Navbar */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  transition: background 0.55s var(--ease-out-quint), box-shadow 0.55s var(--ease-out-quint),
    border-color 0.55s var(--ease-out-quint);
  border-bottom: 1px solid transparent;
}
#site-header.is-scrolled {
  background: rgba(11, 15, 26, 0.82);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom-color: var(--vn-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.nav-link {
  position: relative;
  color: #a1a1aa;
  transition: color 0.4s var(--ease-out-quint);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--vn-indigo-500), var(--vn-cyan-400));
  transition: width 0.45s var(--ease-out-expo);
}
.nav-link:hover {
  color: #fff;
}
.nav-link:hover::after {
  width: 100%;
}

/* Glass panels */
.glass {
  background: rgba(18, 24, 38, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Glowing border (hero card) */
.glow-frame {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.6), rgba(139, 92, 246, 0.4), rgba(34, 211, 238, 0.45));
  background-size: 200% 200%;
  animation: gradient-shift 14s var(--ease-in-out-soft) infinite;
}
.glow-frame__inner {
  border-radius: calc(var(--radius-xl) - 1px);
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(12px);
}

@keyframes gradient-shift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Service card top line */
.card-gradient-line {
  position: absolute;
  top: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--vn-indigo-500), var(--vn-cyan-400), transparent);
  opacity: 0;
  transition: opacity 0.5s var(--ease-out-quint);
}
.service-card:hover .card-gradient-line,
.service-card.is-open .card-gradient-line {
  opacity: 1;
}

.service-card {
  transition: transform 0.6s var(--ease-out-expo), box-shadow 0.6s var(--ease-out-quint),
    border-color 0.45s var(--ease-out-quint);
  transform: translateZ(0);
}
.service-card:hover {
  transform: translateY(-4px) translateZ(0);
  border-color: rgba(99, 102, 241, 0.28);
  box-shadow: 0 28px 56px -20px rgba(79, 70, 229, 0.22);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translate3d(0, 28px, 0);
  filter: blur(6px);
  transition: opacity var(--duration-reveal) var(--ease-out-quint), transform var(--duration-reveal) var(--ease-out-quint),
    filter calc(var(--duration-reveal) * 0.85) var(--ease-out-quint);
}
.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: blur(0);
}

.reveal-stagger > *:nth-child(1) {
  transition-delay: 0.06s;
}
.reveal-stagger > *:nth-child(2) {
  transition-delay: 0.12s;
}
.reveal-stagger > *:nth-child(3) {
  transition-delay: 0.18s;
}
.reveal-stagger > *:nth-child(4) {
  transition-delay: 0.24s;
}
.reveal-stagger > *:nth-child(5) {
  transition-delay: 0.3s;
}
.reveal-stagger > *:nth-child(6) {
  transition-delay: 0.36s;
}
.reveal-stagger > *:nth-child(7) {
  transition-delay: 0.42s;
}
.reveal-stagger > *:nth-child(8) {
  transition-delay: 0.48s;
}
.reveal-stagger > *:nth-child(9) {
  transition-delay: 0.54s;
}
.reveal-stagger > *:nth-child(10) {
  transition-delay: 0.6s;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    filter: none;
  }
}

/* Magnetic button base */
.magnetic {
  position: relative;
  display: inline-flex;
  will-change: transform;
  transform: translateZ(0);
}

/* Ripple */
.btn-ripple {
  position: relative;
  overflow: hidden;
}
.btn-ripple .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
  transform: scale(0);
  animation: ripple-anim 0.75s var(--ease-out-quint) forwards;
  pointer-events: none;
}
@keyframes ripple-anim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Shimmer on primary buttons */
.shimmer-sweep::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.12) 50%, transparent 60%);
  transform: translateX(-100%);
  animation: shimmer 4.5s var(--ease-in-out-soft) infinite;
}
@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Cursor glow (desktop) */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 50;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: opacity 0.45s var(--ease-out-quint);
  opacity: 0;
}
body.is-pointer-fine .cursor-glow.is-active {
  opacity: 1;
}

/* Timeline */
.timeline-track {
  position: relative;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.timeline-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--vn-indigo-600), var(--vn-violet-500), var(--vn-cyan-400));
  transition: width 2.1s var(--ease-out-expo);
  box-shadow: 0 0 24px rgba(99, 102, 241, 0.45);
}

.timeline-node {
  transition: transform 0.55s var(--ease-out-quint), border-color 0.5s var(--ease-out-quint),
    box-shadow 0.5s var(--ease-out-quint);
}
.timeline-node.is-active {
  border-color: rgba(99, 102, 241, 0.65) !important;
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.2);
  transform: scale(1.03);
}

/* Architecture diagram */
.arch-node {
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-out-expo);
}
.arch-node:hover {
  border-color: rgba(99, 102, 241, 0.45);
  background: rgba(26, 35, 64, 0.75);
  transform: translateY(-2px);
}

.arch-connector {
  background: linear-gradient(90deg, rgba(79, 70, 229, 0.2), rgba(34, 211, 238, 0.25));
  height: 2px;
  opacity: 0.5;
}

/* Floating badges */
.float-badge {
  animation: float-y 6.5s var(--ease-in-out-soft) infinite;
  transform: translateZ(0);
}
.float-badge:nth-child(2) {
  animation-delay: -1.2s;
}
.float-badge:nth-child(3) {
  animation-delay: -2.4s;
}
.float-badge:nth-child(4) {
  animation-delay: -3.6s;
}
@keyframes float-y {
  0%,
  100% {
    transform: translateY(0) translateZ(0);
  }
  50% {
    transform: translateY(-6px) translateZ(0);
  }
}

/* Form floating labels */
.float-field {
  position: relative;
}
.float-field input,
.float-field select,
.float-field textarea {
  width: 100%;
  padding: 1rem 1rem 0.625rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(11, 15, 26, 0.8);
  color: #fff;
  font-size: 0.9375rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.float-field label {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9375rem;
  color: #71717a;
  pointer-events: none;
  transition: 0.2s var(--ease-out-expo);
}
.float-field select + label {
  top: 50%;
}
.float-field textarea ~ label {
  top: 1.25rem;
  transform: none;
}
.float-field input:focus,
.float-field select:focus,
.float-field textarea:focus {
  outline: none;
  border-color: rgba(99, 102, 241, 0.55);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}
.float-field input:focus + label,
.float-field input:not(:placeholder-shown) + label,
.float-field select:focus + label,
.float-field.is-filled select + label,
.float-field select:not([value=""]) + label,
.float-field textarea:focus + label,
.float-field textarea:not(:placeholder-shown) + label,
.float-field.is-filled label {
  top: 0.5rem;
  font-size: 0.6875rem;
  transform: translateY(0);
  color: #a78bfa;
}
.float-field textarea:focus + label,
.float-field textarea:not(:placeholder-shown) + label,
.float-field.is-filled label {
  top: 0.5rem;
}
.float-field .field-error {
  font-size: 0.75rem;
  color: #f87171;
  margin-top: 0.35rem;
  display: none;
}
.float-field.is-invalid .field-error {
  display: block;
}
.float-field.is-invalid input,
.float-field.is-invalid select,
.float-field.is-invalid textarea {
  border-color: rgba(248, 113, 113, 0.6);
}

/* Success check animation */
@keyframes success-pop {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}
.form-success {
  animation: success-pop 0.5s var(--ease-spring);
}

/* Back to top */
#back-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 850;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(18, 24, 38, 0.9);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.35s, transform 0.35s, visibility 0.35s, box-shadow 0.35s;
}
#back-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
#back-top:hover {
  box-shadow: 0 0 24px rgba(99, 102, 241, 0.35);
}

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle at 50% 50%, rgba(79, 70, 229, 0.22), transparent 58%);
  animation: cta-pulse 16s var(--ease-in-out-soft) infinite;
}
@keyframes cta-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.06);
    opacity: 0.9;
  }
}

/* Parallax helper */
[data-parallax] {
  will-change: transform;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.75rem 1rem;
  background: var(--vn-indigo-600);
  color: #fff;
  font-weight: 600;
  border-radius: 0 0 8px 0;
}
.skip-link:focus {
  left: 0;
  outline: none;
}

/* Main stacking */
#app-shell {
  position: relative;
  z-index: 1;
}

/* Mobile navigation */
@media (max-width: 1023px) {
  #mobile-nav:not(.is-open) {
    display: none !important;
  }
  #mobile-nav.is-open {
    display: flex !important;
  }
}

/* Service card expand */
.service-card__more {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-out-expo);
}
.service-card.is-open .service-card__more {
  max-height: 180px;
}

/* Hero stats — clearer hierarchy */
.stat-value {
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.stat-label {
  margin-top: 0.375rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #71717a;
}

/* Portfolio / secondary CTAs */
.link-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 1.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  padding: 0.625rem 1.125rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #e4e4e7;
  transition: border-color 0.45s var(--ease-out-quint), background 0.45s var(--ease-out-quint), color 0.35s;
}
.link-pill:hover {
  border-color: rgba(99, 102, 241, 0.45);
  background: rgba(99, 102, 241, 0.08);
  color: #fff;
}

/* Flagship product — clear hierarchy on products grid */
.product-flagship {
  box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.22), 0 24px 80px -20px rgba(15, 23, 42, 0.65);
}
@media (prefers-reduced-motion: no-preference) {
  .product-flagship {
    transition: box-shadow 0.5s var(--ease-out-quint);
  }
  .product-flagship:hover {
    box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.35), 0 28px 90px -18px rgba(79, 70, 229, 0.2);
  }
}

/* Stagger children need reveal */
.reveal-stagger > .reveal {
  opacity: 0;
  transform: translate3d(0, 22px, 0);
  filter: blur(5px);
  transition: opacity var(--duration-reveal) var(--ease-out-quint), transform var(--duration-reveal) var(--ease-out-quint),
    filter calc(var(--duration-reveal) * 0.9) var(--ease-out-quint);
}
.reveal-stagger > .reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: blur(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-stagger > .reveal {
    filter: none;
  }
}