/* ==========================================================================
   Syntax.gh — Digital Studio Stylesheet
   Modern, Responsive, and Interactive
   ========================================================================== */

:root {
  /* Light Theme (Default) */
  --ink: #151515;
  --paper: #f5f3ee;
  --paper-elevated: #ffffff;
  --muted: #6f6c65;
  --muted-light: #8e8b83;
  --line: #d9d6ce;
  --line-subtle: #e6e3dc;
  --card-bg: #eae7df;
  --card-border: #d0cdc5;
  --input-bg: #ffffff;
  --input-border: #cfccc4;
  
  /* Brand Accents */
  --blue: #3159e8;
  --blue-hover: #2246c7;
  --yellow: #f3e44d;
  --coral: #ee6b4d;
  --coral-hover: #d95637;
  --dark: #191b20;
  --dark-elevated: #23262d;
  --dark-line: #323640;
  
  /* Typography */
  --display: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'DM Mono', monospace;

  /* Header & Navigation */
  --header-height: 84px;
  --header-bg: rgba(245, 243, 238, 0.88);
  --header-border: rgba(217, 214, 206, 0.65);
  
  /* Layout Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --ink: #f1efe9;
  --paper: #121316;
  --paper-elevated: #1a1c22;
  --muted: #a3a199;
  --muted-light: #7a7872;
  --line: #2b2e36;
  --line-subtle: #202229;
  --card-bg: #1c1e24;
  --card-border: #30343e;
  --input-bg: #181a20;
  --input-border: #373b46;
  --header-bg: rgba(18, 19, 22, 0.88);
  --header-border: rgba(43, 46, 54, 0.85);
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.55;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

body.menu-open,
body.modal-locked {
  overflow: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Container Shell */
.section-shell {
  width: min(1280px, calc(100% - clamp(32px, 5vw, 72px)));
  margin: 0 auto;
}

/* Typography Utility */
h1, h2, h3, h4, p {
  margin-top: 0;
}

h1, h2 {
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 1.02;
}

h1 {
  font-size: clamp(2.75rem, 6.2vw, 6.2rem);
  margin-bottom: 24px;
}

h1 em, h2 em {
  color: var(--blue);
  font-style: normal;
}

[data-theme="dark"] h1 em,
[data-theme="dark"] h2 em {
  color: #5c7eff;
}

h2 {
  font-size: clamp(2.3rem, 4.5vw, 4.8rem);
  margin-bottom: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--blue);
  font: 500 0.72rem var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

[data-theme="dark"] .eyebrow {
  color: #7090ff;
}

.eyebrow-line {
  width: 24px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-normal);
}

.site-header.header-scrolled {
  border-bottom-color: var(--header-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.site-header.header-hidden {
  transform: translateY(-100%);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.05em;
  font-size: 1.22rem;
  z-index: 102;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  background: var(--blue);
  color: white;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.08em;
  transform: rotate(-8deg);
  transform-style: preserve-3d;
  perspective: 400px;
  transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.brand:hover .brand-mark {
  transform: rotateY(180deg) rotate(-8deg) scale(1.1);
}

.brand-dot {
  color: var(--coral);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
  margin-right: 36px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.desktop-nav a {
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.desktop-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--blue);
  transition: width var(--transition-normal);
}

.desktop-nav a:hover,
.desktop-nav a.active {
  color: var(--ink);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ==========================================================================
   UIverse Celestial Day / Night Theme Switch
   ========================================================================== */

.uiverse-theme-switch {
  position: relative;
  display: inline-block;
  width: 58px;
  height: 30px;
  cursor: pointer;
  user-select: none;
  flex-shrink: 0;
}

.uiverse-theme-switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.switch-slider {
  position: absolute;
  inset: 0;
  background-color: #6ab7ff;
  border-radius: 30px;
  border: 1.5px solid var(--ink);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  box-shadow: 2px 2px 0 var(--ink);
}

.sun-moon {
  position: absolute;
  top: 2px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: #ffda44;
  box-shadow: 0 0 8px rgba(255, 218, 68, 0.65);
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  z-index: 2;
}

/* Dark Mode State for Celestial Switch */
.theme-checkbox:checked + .switch-slider {
  background-color: #1a1d24;
  border-color: var(--line);
  box-shadow: 2px 2px 0 var(--blue);
}

.theme-checkbox:checked + .switch-slider .sun-moon {
  transform: translateX(27px);
  background-color: #e4e7eb;
  box-shadow: inset -3px -2px 0 0 #a3abb5;
}

.crater {
  position: absolute;
  border-radius: 50%;
  background-color: #9aa3af;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.theme-checkbox:checked + .switch-slider .crater {
  opacity: 1;
}

.crater-1 { width: 5px; height: 5px; top: 4px; left: 5px; }
.crater-2 { width: 4px; height: 4px; bottom: 4px; left: 11px; }
.crater-3 { width: 3px; height: 3px; top: 10px; left: 7px; }

.star {
  position: absolute;
  color: #fff;
  font-size: 8px;
  opacity: 0;
  transform: translateY(-8px) scale(0);
  transition: all 0.35s ease;
  line-height: 1;
}

.star-1 { top: 4px; left: 7px; }
.star-2 { bottom: 5px; left: 14px; font-size: 6px; transition-delay: 0.08s; }
.star-3 { top: 9px; left: 22px; font-size: 7px; transition-delay: 0.14s; }

.theme-checkbox:checked + .switch-slider .star {
  opacity: 0.9;
  transform: translateY(0) scale(1);
}

.cloud {
  position: absolute;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 10px;
  transition: all 0.35s ease;
}

.cloud-1 { width: 14px; height: 6px; bottom: 4px; right: 6px; }
.cloud-2 { width: 9px; height: 4px; bottom: 8px; right: 15px; }

.theme-checkbox:checked + .switch-slider .cloud {
  opacity: 0;
  transform: translateY(12px);
}

.mobile-theme-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  font: 600 0.82rem var(--mono);
  color: var(--ink);
  margin-bottom: 12px;
}

/* ==========================================================================
   UIverse Neo-Brutalist 3D Tactile Buttons
   ========================================================================== */

.button-brutalist {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  font-family: var(--display);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  border-radius: 4px;
  border: 2px solid var(--ink);
  cursor: pointer;
  text-decoration: none;
  background-color: var(--ink);
  color: var(--paper);
  box-shadow: 4px 4px 0 var(--yellow);
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.15s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.15s ease;
  user-select: none;
}

[data-theme="dark"] .button-brutalist {
  border-color: var(--line);
  box-shadow: 4px 4px 0 var(--blue);
}

.button-brutalist:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--coral);
}

.button-brutalist:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--coral);
}

.button-brutalist .btn-icon {
  display: inline-flex;
  font-size: 1.05rem;
  color: var(--yellow);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), color 0.15s ease;
}

.button-brutalist:hover .btn-icon {
  transform: translate(3px, -3px);
  color: var(--yellow);
}

/* Hamburger Toggle Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 8px;
  border-radius: 4px;
  border: 1px solid var(--line);
  background-color: var(--paper-elevated);
  cursor: pointer;
  z-index: 102;
  transition: border-color var(--transition-fast);
}

.menu-toggle:hover {
  border-color: var(--ink);
}

.menu-toggle .bar {
  width: 20px;
  height: 2px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle.is-active .bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-active .bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active .bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-nav-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(380px, 85vw);
  background-color: var(--paper);
  border-left: 1px solid var(--line);
  z-index: 101;
  display: flex;
  flex-direction: column;
  padding: 95px 28px 36px;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
  overflow-y: auto;
}

.mobile-nav-drawer.is-open {
  transform: translateX(0);
}

.mobile-nav-header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

.mobile-nav-brand {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  display: block;
  margin-bottom: 8px;
}

.mobile-clock-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 500 0.72rem var(--mono);
  color: var(--muted);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.mobile-nav-links a {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-subtle);
}

.mobile-nav-links a span {
  font: 500 0.75rem var(--mono);
  color: var(--coral);
}

.mobile-nav-links a.active,
.mobile-nav-links a:hover {
  color: var(--blue);
}

.mobile-nav-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-theme-btn {
  width: 100%;
  height: 48px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.85rem;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
}

/* ==========================================================================
   Buttons & Links
   ========================================================================== */

.button {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  font-size: 0.85rem;
  font-weight: 800;
  border-radius: 2px;
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.button-dark {
  background-color: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
}

[data-theme="dark"] .button-dark {
  background-color: var(--paper-elevated);
  border-color: var(--line);
}

.button-dark span {
  color: var(--yellow);
  font-size: 1.1rem;
}

.button-light {
  background-color: var(--yellow);
  color: #151515;
  border: 1px solid var(--yellow);
}

.button-light span {
  color: var(--coral);
}

.button-light:hover {
  background-color: #f7eb6c;
}

.text-link {
  display: inline-flex;
  align-items: center;
  border-bottom: 1.5px solid currentColor;
  padding-bottom: 4px;
  font-size: 0.85rem;
  font-weight: 800;
}

.text-link span {
  padding-left: 8px;
  transition: transform var(--transition-fast);
}

.text-link:hover span {
  transform: translateY(3px);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  display: grid;
  grid-template-columns: 1fr minmax(360px, 460px);
  gap: 7%;
  padding: clamp(48px, 8vw, 96px) 0 clamp(64px, 10vw, 120px);
  align-items: center;
}

.hero-copy {
  max-width: 660px;
}

.hero-text {
  max-width: 500px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 1.08rem;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  margin-top: 32px;
}

.hero-note {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  color: var(--muted);
  font: 0.72rem var(--mono);
  padding: 8px 14px;
  background-color: var(--card-bg);
  border-radius: 4px;
  border: 1px solid var(--card-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #48c774;
  box-shadow: 0 0 0 4px rgba(72, 199, 116, 0.2);
  animation: pulse-dot 2.5s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.75; }
}

/* UIverse Sonar Pulse Indicator */
.uiverse-sonar-dot {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.uiverse-sonar-dot .dot-core {
  width: 8px;
  height: 8px;
  background-color: #48c774;
  border-radius: 50%;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 6px #48c774;
}

.uiverse-sonar-dot .dot-wave {
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 1.5px solid #48c774;
  animation: uiverse-sonar 2.4s cubic-bezier(0, 0.2, 0.8, 1) infinite;
  opacity: 0.85;
}

.uiverse-sonar-dot .dot-wave:nth-child(3) {
  animation-delay: 0.8s;
}

@keyframes uiverse-sonar {
  0% { transform: scale(0.6); opacity: 0.9; }
  100% { transform: scale(2.6); opacity: 0; }
}

.hero-visual {
  position: relative;
  padding: 18px;
  background-color: var(--dark);
  color: white;
  box-shadow: 16px 16px 0 var(--yellow);
  transform: rotate(2deg);
  transition: box-shadow var(--transition-normal);
  transform-style: preserve-3d;
  perspective: 1200px;
}

.hero-visual:hover {
  box-shadow: 20px 20px 0 var(--coral);
}

.visual-topline, .visual-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #8e929c;
  font: 0.62rem var(--mono);
}

.visual-topline {
  margin-bottom: 14px;
}

.canvas-mode-toggles {
  display: flex;
  gap: 5px;
}

.mode-chip {
  padding: 3px 8px;
  border-radius: 12px;
  font: 600 0.62rem var(--mono);
  color: #8e929c;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-chip:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.mode-chip.active {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

.visual-canvas-container {
  position: relative;
  overflow: hidden;
  aspect-ratio: 0.95;
  background: radial-gradient(circle at 50% 50%, #1e222d 0%, #111318 100%);
  border-radius: 2px;
}

#hero-3d-canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  cursor: grab;
}

#hero-3d-canvas:active {
  cursor: grabbing;
}

.canvas-3d-hint {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  background: rgba(18, 20, 26, 0.75);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #c4c7d2;
  font: 500 0.62rem var(--mono);
  pointer-events: none;
  z-index: 4;
}

.hint-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--coral);
  box-shadow: 0 0 6px var(--coral);
  animation: pulse-dot 2s infinite;
}

.canvas-fps-badge {
  font: 700 0.62rem var(--mono);
  color: #48c774;
  background: rgba(72, 199, 116, 0.15);
  padding: 2px 7px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.image-label {
  position: absolute;
  bottom: 18px;
  left: 18px;
  color: white;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 0.92;
  text-transform: uppercase;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  z-index: 4;
}

.visual-footer {
  padding-top: 14px;
}

/* ==========================================================================
   Continuous Infinite Marquee
   ========================================================================== */

.marquee {
  overflow: hidden;
  background: var(--blue);
  color: white;
  padding: 16px 0;
  display: flex;
  user-select: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.marquee:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 36px;
  white-space: nowrap;
  flex-shrink: 0;
  padding-right: 36px;
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  animation: marquee-scroll 24s linear infinite;
  will-change: transform;
}

.marquee-track b {
  color: var(--yellow);
  font-size: 1.4rem;
}

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

/* ==========================================================================
   Services Section (Interactive Accordion)
   ========================================================================== */

.services {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 10%;
  padding: clamp(72px, 12vw, 140px) 0;
}

.services-intro {
  position: sticky;
  top: calc(var(--header-height) + 40px);
  align-self: start;
}

.services-intro p.service-lead {
  margin-top: 24px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 380px;
}

.services-list {
  border-top: 1px solid var(--line);
}

.service-item {
  border-bottom: 1px solid var(--line);
  transition: background-color var(--transition-fast);
}

.service-item.is-open {
  background-color: var(--card-bg);
}

.service-header-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 48px 1fr 32px;
  gap: 18px;
  align-items: center;
  padding: 28px 16px;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

.service-number {
  color: var(--coral);
  font: 600 0.76rem var(--mono);
}

.service-title-wrap h3 {
  margin-bottom: 6px;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  letter-spacing: -0.05em;
  transition: color var(--transition-fast);
}

.service-item:hover .service-title-wrap h3,
.service-item.is-open .service-title-wrap h3 {
  color: var(--blue);
}

.service-title-wrap p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.service-toggle-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--blue);
  font-size: 1.1rem;
  transition: transform var(--transition-normal), background-color var(--transition-fast);
}

.service-item.is-open .service-toggle-icon {
  transform: rotate(90deg);
  background-color: var(--blue);
  color: white;
  border-color: var(--blue);
}

.service-details-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
}

.service-details-content {
  padding: 0 16px 28px calc(48px + 18px + 16px);
  color: var(--muted);
  font-size: 0.88rem;
  display: grid;
  gap: 18px;
}

.service-deliverables {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.service-deliverables li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--ink);
}

.service-deliverables li span {
  color: var(--coral);
}

.service-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-pill {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--paper-elevated);
  border: 1px solid var(--line);
  border-radius: 20px;
  font: 500 0.68rem var(--mono);
  color: var(--muted);
}

/* ==========================================================================
   Selected Work Section & Filters
   ========================================================================== */

.work {
  padding-bottom: clamp(72px, 12vw, 150px);
}

.work-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 24px;
}

/* Filter Controls */
.work-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}

.work-filter-btn {
  padding: 8px 18px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background-color: var(--paper-elevated);
  color: var(--muted);
  font: 600 0.78rem var(--mono);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.work-filter-btn:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.work-filter-btn.active {
  background-color: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

[data-theme="dark"] .work-filter-btn.active {
  background-color: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

/* Project Grid */
.work-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
}

.project-card {
  position: relative;
  cursor: pointer;
  transition: opacity 0.3s ease, transform 0.12s ease-out;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.project-card.is-filtered-out {
  opacity: 0;
  transform: scale(0.96);
  pointer-events: none;
}

.project-card.is-filtered-in {
  opacity: 1;
  transform: scale(1);
}

.card-glare {
  position: absolute;
  inset: 0;
  border-radius: 4px;
  pointer-events: none;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.25s ease;
  will-change: background, opacity;
}

.project-offset {
  margin-top: 80px;
}

.project-image-box {
  position: relative;
  overflow: hidden;
  background-color: #e5e2db;
  border: 1px solid var(--line);
  border-radius: 2px;
  transform: translateZ(20px);
  transform-style: preserve-3d;
  transition: transform 0.2s ease;
}

.project-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.project-card:hover .project-image-box img {
  transform: scale(1.05);
}

.project-image-one {
  aspect-ratio: 1.25;
  background-color: var(--yellow);
}

.project-image-two {
  aspect-ratio: 0.95;
  background-color: var(--coral);
}

.project-image-three {
  aspect-ratio: 1.1;
  background-color: var(--blue);
}

.project-image-four {
  aspect-ratio: 1.2;
  background-color: var(--dark);
}

.project-hover-prompt {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 6px 12px;
  background: rgba(25, 27, 32, 0.85);
  color: #fff;
  border-radius: 20px;
  font: 500 0.68rem var(--mono);
  backdrop-filter: blur(8px);
  opacity: 0;
  transform: translateY(-6px);
  transition: all var(--transition-fast);
  z-index: 6;
}

.project-card:hover .project-hover-prompt {
  opacity: 1;
  transform: translateY(0);
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-top: 16px;
  border-top: 1.5px solid var(--ink);
  margin-top: 16px;
  transform: translateZ(26px);
  transform-style: preserve-3d;
  transition: transform 0.2s ease;
}

[data-theme="dark"] .project-meta {
  border-top-color: var(--line);
}

.project-meta h3 {
  margin-bottom: 4px;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  transition: color var(--transition-fast);
}

.project-card:hover .project-meta h3 {
  color: var(--blue);
}

.project-meta p {
  margin: 0;
  color: var(--muted);
  font: 0.72rem var(--mono);
}

.project-arrow {
  color: var(--blue);
  font-size: 1.4rem;
  transform: translateZ(32px);
  transition: transform var(--transition-fast);
}

.project-card:hover .project-arrow {
  transform: translateZ(36px) translate(3px, -3px);
}

/* ==========================================================================
   Project Detail Modal Dialog
   ========================================================================== */

.project-modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.project-modal.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 19, 22, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal-container {
  position: relative;
  z-index: 2;
  width: min(840px, 94vw);
  max-height: 88vh;
  overflow-y: auto;
  background-color: var(--paper);
  border: 1px solid var(--line);
  padding: clamp(24px, 4vw, 44px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transform: translateY(24px) scale(0.98);
  transition: transform var(--transition-smooth);
}

.project-modal.is-active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background-color: var(--paper-elevated);
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--ink);
  color: var(--paper);
  transform: rotate(90deg);
}

.modal-header {
  margin-bottom: 24px;
  padding-right: 48px;
}

.modal-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 12px;
}

.modal-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font: 0.78rem var(--mono);
  color: var(--muted);
}

.modal-meta-row strong {
  color: var(--ink);
}

.modal-image-wrapper {
  overflow: hidden;
  border-radius: 2px;
  margin-bottom: 28px;
  aspect-ratio: 1.6;
  background-color: var(--dark);
}

.modal-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
  padding: 18px;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
}

.metric-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: -0.05em;
}

.metric-lbl {
  font: 500 0.68rem var(--mono);
  color: var(--muted);
  text-transform: uppercase;
}

.modal-body h3 {
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  margin-top: 24px;
  margin-bottom: 10px;
}

.modal-project-description {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.98rem;
}

.modal-deliverables-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.modal-deliverables-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
}

.modal-deliverables-list span {
  color: var(--coral);
}

.modal-stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.modal-actions {
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

/* ==========================================================================
   Process Section
   ========================================================================== */

.process {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 10%;
  padding: clamp(64px, 10vw, 120px) 0;
  border-top: 1px solid var(--line);
}

.process-statement > p:last-child {
  max-width: 440px;
  margin: 32px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 3vw, 32px);
  align-self: end;
}

.step {
  padding: 26px 22px;
  background-color: var(--paper-elevated);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  border-radius: 4px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.step:hover {
  transform: translateY(-5px);
  border-color: var(--blue);
  box-shadow: 0 12px 28px rgba(49, 89, 232, 0.09);
}

/* UIverse Blueprint Bracket Accents */
.uiverse-bracket-card {
  position: relative;
}

.uiverse-bracket-card::before,
.uiverse-bracket-card::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--blue);
  opacity: 0.35;
  transition: all 0.25s ease;
}

.uiverse-bracket-card::before {
  top: 6px;
  left: 6px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.uiverse-bracket-card::after {
  bottom: 6px;
  right: 6px;
  border-bottom: 2px solid;
  border-right: 2px solid;
}

.uiverse-bracket-card:hover::before,
.uiverse-bracket-card:hover::after {
  opacity: 1;
  border-color: var(--coral);
}

.step > span {
  color: var(--coral);
  font: 700 0.72rem var(--mono);
}

.step h3 {
  margin: 32px 0 10px;
  font-size: 1.18rem;
  letter-spacing: -0.04em;
}

.step p {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ==========================================================================
   Contact Section & Interactive Form
   ========================================================================== */

.contact {
  background: var(--dark);
  color: white;
  padding: clamp(56px, 8vw, 90px) clamp(24px, 6vw, 64px);
  margin-bottom: clamp(40px, 6vw, 80px);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 7vw, 84px);
  align-items: start;
}

.eyebrow-light {
  color: var(--yellow);
}

.contact-info h2 {
  color: white;
  margin-bottom: 24px;
}

.contact-info h2 em {
  color: var(--yellow);
}

.contact-lead {
  color: #9ea2ae;
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 440px;
}

.contact-direct-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 40px;
}

.contact-link-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: white;
  font-weight: 700;
  font-size: 1rem;
  width: fit-content;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding-bottom: 4px;
}

.contact-link-pill:hover {
  color: var(--yellow);
  border-bottom-color: var(--yellow);
}

.contact-meta-badge {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  background-color: var(--dark-elevated);
  border: 1px solid var(--dark-line);
  border-radius: 4px;
  font: 0.72rem var(--mono);
  color: #9ea2ae;
}

.contact-meta-badge .live-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 600;
}

/* Inquiry Form Styles */
.inquiry-card {
  background-color: var(--dark-elevated);
  border: 1px solid var(--dark-line);
  padding: clamp(24px, 4vw, 40px);
  border-radius: 4px;
}

.inquiry-card h3 {
  font-size: 1.4rem;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
  color: #fff;
}

.inquiry-card p.form-desc {
  color: #9ea2ae;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font: 600 0.72rem var(--mono);
  color: #cfd2db;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.scope-chip {
  padding: 9px 16px;
  border-radius: 4px;
  border: 1.5px solid var(--dark-line);
  background-color: var(--dark);
  color: #cfd2db;
  font: 600 0.76rem var(--mono);
  cursor: pointer;
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.4);
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.scope-chip:hover {
  border-color: var(--yellow);
  color: #fff;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--yellow);
}

.scope-chip.selected {
  background-color: var(--yellow);
  border-color: var(--yellow);
  color: #151515;
  font-weight: 800;
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 #151515;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ==========================================================================
   UIverse Modern Floating Inputs & Animated Focus Beam
   ========================================================================== */

.uiverse-input-box {
  position: relative;
  margin-bottom: 20px;
}

.uiverse-input {
  width: 100%;
  padding: 16px 14px 10px;
  background-color: var(--dark);
  border: 1.5px solid var(--dark-line);
  border-radius: 4px;
  color: #fff;
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.uiverse-textarea {
  resize: vertical;
  min-height: 95px;
}

.uiverse-label {
  position: absolute;
  top: 14px;
  left: 14px;
  font: 500 0.76rem var(--mono);
  color: #8e929c;
  pointer-events: none;
  transform-origin: left top;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease;
}

.uiverse-input:focus ~ .uiverse-label,
.uiverse-input:not(:placeholder-shown) ~ .uiverse-label {
  transform: translateY(-9px) scale(0.82);
  color: var(--yellow);
}

.uiverse-input-beam {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: linear-gradient(90deg, var(--blue), var(--yellow), var(--coral));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 2px;
}

.uiverse-input:focus ~ .uiverse-input-beam {
  transform: scaleX(1);
}

.uiverse-input:focus {
  border-color: rgba(243, 228, 77, 0.45);
  background-color: #17191f;
}

.form-feedback {
  margin-top: 14px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.form-feedback.is-error {
  color: #ff7675;
  padding: 10px 14px;
  background: rgba(255, 118, 117, 0.12);
  border-radius: 4px;
  border-left: 3px solid #ff7675;
}

.form-feedback.is-success {
  color: var(--yellow);
  padding: 14px 18px;
  background: rgba(243, 228, 77, 0.12);
  border-radius: 4px;
  border-left: 3px solid var(--yellow);
}

/* ==========================================================================
   UIverse Paperplane Send Button
   ========================================================================== */

.uiverse-send-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  background-color: var(--yellow);
  color: #151515;
  border: 2px solid #151515;
  border-radius: 4px;
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  box-shadow: 4px 4px 0 #151515;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.2s ease;
  margin-top: 10px;
}

.uiverse-send-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--coral);
}

.uiverse-send-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--coral);
}

.uiverse-send-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.uiverse-send-btn .btn-paperplane {
  display: inline-flex;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
}

.uiverse-send-btn:hover .btn-paperplane {
  transform: translate(4px, -4px) rotate(12deg);
}

.uiverse-send-btn.is-sending .btn-paperplane {
  transform: translate(30px, -30px) scale(0.5);
  opacity: 0;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 110px;
  padding: 30px 0;
  color: var(--muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
}

.footer-links {
  display: flex;
  gap: 24px;
  font-weight: 600;
}

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

/* ==========================================================================
   UIverse Neo-Brutalist Back to Top
   ========================================================================== */

.uiverse-back-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 4px;
  background-color: var(--ink);
  color: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--yellow);
  display: grid;
  place-items: center;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] .uiverse-back-top {
  background-color: var(--paper-elevated);
  border-color: var(--line);
  box-shadow: 3px 3px 0 var(--blue);
}

.uiverse-back-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.uiverse-back-top:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--coral);
  color: var(--yellow);
}

.uiverse-back-top:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--coral);
}

/* ==========================================================================
   Scroll Reveal Animations
   ========================================================================== */

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive Breakpoints & Media Queries
   ========================================================================== */

/* Tablet Landscape & Below */
@media (max-width: 1040px) {
  .hero {
    grid-template-columns: 1fr 380px;
    gap: 5%;
  }

  .services {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .services-intro {
    position: static;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* Tablet Portrait & Mobile (< 840px) */
@media (max-width: 840px) {
  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    display: flex;
    flex-direction: column;
    gap: 52px;
    padding: 48px 0 80px;
    align-items: stretch;
  }

  .hero-visual {
    width: min(440px, 100%);
    margin: 0 auto;
    transform: rotate(1deg);
  }

  .work-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .project-offset {
    margin-top: 0;
  }

  .process {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .step h3 {
    margin-top: 16px;
  }

  .site-footer {
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
  }
}

/* Mobile Small (< 560px) */
@media (max-width: 560px) {
  .header-cta {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .hero-actions .button,
  .hero-actions .text-link {
    justify-content: center;
    width: 100%;
  }

  .service-header-trigger {
    grid-template-columns: 36px 1fr 28px;
    gap: 12px;
    padding: 22px 0;
  }

  .service-details-content {
    padding: 0 0 20px calc(36px + 12px);
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    box-shadow: 10px 10px 0 var(--yellow);
    transform: rotate(0deg);
  }

  .back-to-top-btn {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }

  .marquee-track {
    animation: none;
  }
}