:root {
  color-scheme: dark;
  --bg: #0e0e0e;
  --surface: rgba(31, 31, 31, 0.62);
  --surface-strong: rgba(42, 42, 42, 0.82);
  --text: #e2e2e2;
  --muted: #c4c7c8;
  --faint: rgba(226, 226, 226, 0.58);
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.22);
  --primary: #ffffff;
  --primary-ink: #1a1c1c;
  --accent: #ff5540;
  --led-light: #ffffff;
  --accent-soft: rgba(255, 85, 64, 0.18);
  --glow: 0 0 16px rgba(255, 255, 255, 0.28);
  --accent-glow: 0 0 18px rgba(255, 85, 64, 0.5);
  --radius: 8px;
  --radius-sm: 4px;
  --grid: minmax(24px, 1fr) minmax(0, 1440px) minmax(24px, 1fr);
  --mouse-x: 50vw;
  --mouse-y: 50vh;
  --font-head: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f7f4;
  --surface: rgba(255, 255, 255, 0.62);
  --surface-strong: rgba(255, 255, 255, 0.86);
  --text: #161717;
  --muted: #454747;
  --faint: rgba(22, 23, 23, 0.6);
  --line: rgba(0, 0, 0, 0.12);
  --line-strong: rgba(0, 0, 0, 0.22);
  --primary: #111212;
  --primary-ink: #ffffff;
  --led-light: #ff5540;
  --glow: 0 0 16px rgba(0, 0, 0, 0.12);
}

* {
  box-sizing: border-box;
}

main,
section,
article,
aside,
form,
.glass-card,
.project-card,
.service-card,
.skill-panel,
.learning-panel,
.contact-info,
.contact-form {
  min-width: 0;
}

html {
  scroll-behavior: smooth;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 320ms ease, color 320ms ease;
}

.glyph-lights {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(circle at center, color-mix(in srgb, var(--led-light) 48%, transparent) 0 1.2px, transparent 2.8px),
    radial-gradient(circle at center, color-mix(in srgb, var(--accent) 36%, transparent) 0 1px, transparent 3px);
  background-size: 26px 26px, 104px 104px;
  background-position: 0 0, 13px 13px;
  opacity: 0.78;
}

.glyph-lights::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 18%, color-mix(in srgb, var(--led-light) 80%, transparent) 0 3px, transparent 7px),
    radial-gradient(circle at 42% 46%, color-mix(in srgb, var(--accent) 72%, transparent) 0 2px, transparent 6px),
    radial-gradient(circle at 78% 32%, color-mix(in srgb, var(--led-light) 72%, transparent) 0 3px, transparent 7px),
    radial-gradient(circle at 86% 78%, color-mix(in srgb, var(--accent) 64%, transparent) 0 2px, transparent 6px);
  filter:
    drop-shadow(0 0 10px color-mix(in srgb, var(--led-light) 65%, transparent))
    drop-shadow(0 0 22px color-mix(in srgb, var(--accent) 20%, transparent));
  animation: ledBreath 4.8s ease-in-out infinite;
}

.mouse-light {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(
      circle 220px at var(--mouse-x) var(--mouse-y),
      color-mix(in srgb, var(--led-light) 26%, transparent),
      color-mix(in srgb, var(--accent) 10%, transparent) 32%,
      transparent 72%
    );
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 220ms ease;
}

[data-theme="light"] .mouse-light {
  background:
    radial-gradient(
      circle 240px at var(--mouse-x) var(--mouse-y),
      rgba(255, 85, 64, 0.22),
      rgba(255, 177, 69, 0.12) 34%,
      transparent 72%
    );
  mix-blend-mode: multiply;
}

body.pointer-active .mouse-light {
  opacity: 1;
}

.glyph-dot {
  position: absolute;
  opacity: 0.75;
  filter:
    drop-shadow(0 0 10px color-mix(in srgb, var(--led-light) 92%, transparent))
    drop-shadow(0 0 26px color-mix(in srgb, var(--accent) 22%, transparent));
}

.glyph-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background:
    radial-gradient(circle, var(--led-light) 0 28%, transparent 31%),
    radial-gradient(circle, color-mix(in srgb, var(--led-light) 50%, transparent) 0 56%, transparent 60%);
  animation: ledBreath 4.8s ease-in-out infinite;
}

.dot-a { left: 8%; top: 20%; animation-delay: -0.4s; }
.dot-b { left: 18%; top: 72%; animation-delay: -1.2s; }
.dot-c { left: 48%; top: 14%; animation-delay: -2.2s; }
.dot-d { left: 75%; top: 34%; animation-delay: -0.9s; }
.dot-e { left: 88%; top: 78%; animation-delay: -1.8s; }
.dot-f { left: 60%; top: 88%; animation-delay: -2.9s; }

main,
.footer {
  position: relative;
  z-index: 1;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

::selection {
  background: var(--accent);
  color: #fff;
}

.cursor-dot {
  position: fixed;
  z-index: 1000;
  width: 10px;
  height: 10px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
  box-shadow: var(--accent-glow);
}

.site-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: grid;
  place-items: center;
  background: var(--bg);
  transition: opacity 500ms ease, visibility 500ms ease;
}

.site-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-panel,
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  backdrop-filter: blur(20px);
  color: var(--muted);
  font: 600 12px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.led {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: var(--accent-glow);
  animation: pulse 1.4s ease-in-out infinite;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 64px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(22px);
}

.brand {
  font: 900 17px/1 var(--font-head);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.nav-links {
  justify-self: center;
  display: flex;
  gap: 30px;
}

.nav-links a,
.footer a {
  position: relative;
  color: var(--faint);
  font: 700 12px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 200ms ease, text-shadow 200ms ease;
}

.nav-links a:hover,
.nav-links a.active,
.footer a:hover {
  color: var(--text);
  text-shadow: var(--glow);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  height: 1px;
  background: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle,
.menu-toggle {
  border: 0;
  padding: 0;
  color: var(--text);
  background: transparent;
  cursor: pointer;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.toggle-label {
  color: var(--faint);
  font: 700 10px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 200ms ease, text-shadow 200ms ease;
}

.theme-toggle:hover .toggle-label {
  color: var(--text);
  text-shadow: var(--glow);
}

.toggle-track {
  position: relative;
  display: block;
  width: 66px;
  height: 30px;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--line-strong));
  border-radius: 7px;
  background:
    linear-gradient(90deg, transparent 48%, color-mix(in srgb, var(--accent) 32%, transparent) 49% 51%, transparent 52%),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.07) 0 1px, transparent 1px 7px),
    color-mix(in srgb, var(--surface) 86%, transparent);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.04),
    inset 0 0 18px rgba(0, 0, 0, 0.32),
    0 0 16px color-mix(in srgb, var(--accent) 16%, transparent);
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 7px 100%, 0 calc(100% - 7px));
}

.toggle-track::before,
.toggle-track::after {
  content: "";
  position: absolute;
  top: 8px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--led-light) 62%, transparent);
  box-shadow: 0 0 9px color-mix(in srgb, var(--led-light) 42%, transparent);
}

.toggle-track::before {
  left: 8px;
}

.toggle-track::after {
  right: 8px;
  background: var(--accent);
  box-shadow: var(--accent-glow);
}

.toggle-glyph {
  position: absolute;
  top: 50%;
  left: 13px;
  z-index: 1;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 10px;
  text-shadow: var(--accent-glow);
}

.toggle-thumb {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 20px;
  height: 18px;
  border: 1px solid color-mix(in srgb, var(--accent) 58%, #fff);
  border-radius: 4px;
  background:
    radial-gradient(circle at 50% 50%, #fff 0 2px, transparent 3px),
    linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 50%, #000));
  box-shadow:
    var(--accent-glow),
    inset 0 0 0 1px rgba(255,255,255,0.18);
  transition: transform 260ms cubic-bezier(.2,.8,.2,1), background 260ms ease, border-color 260ms ease;
}

[data-theme="light"] .toggle-thumb {
  transform: translateX(-36px);
  border-color: color-mix(in srgb, var(--primary) 40%, var(--accent));
  background:
    radial-gradient(circle at 50% 50%, var(--accent) 0 2px, transparent 3px),
    linear-gradient(135deg, #fff, #d9d9d9);
  box-shadow:
    0 0 16px color-mix(in srgb, var(--accent) 22%, transparent),
    inset 0 0 0 1px rgba(0,0,0,0.08);
}

.menu-toggle {
  display: none;
  width: 36px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.menu-toggle span {
  display: block;
  width: 16px;
  height: 1px;
  margin: 6px auto;
  background: var(--text);
}

.section-shell {
  display: grid;
  grid-template-columns: var(--grid);
  position: relative;
  padding: 84px 0;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

.section-shell > * {
  grid-column: 2;
  min-width: 0;
}

.hero {
  min-height: calc(100vh - 64px);
  grid-template-columns: minmax(24px, 1fr) minmax(0, 880px) minmax(320px, 520px) minmax(24px, 1fr);
  align-items: center;
  gap: 24px;
  padding-top: 64px;
  width: 100%;
}

.hero-content {
  grid-column: 2;
  position: relative;
  padding-left: 24px;
  border-left: 1px solid var(--line-strong);
  min-width: 0;
}

.hero-content::before,
.hero-content::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1px;
  background: var(--line-strong);
}

.hero-content::before {
  top: 0;
}

.hero-content::after {
  bottom: 0;
}

.hero h1 {
  max-width: 900px;
  margin: 20px 0 12px;
  font: 900 clamp(3rem, 8vw, 7.8rem)/0.9 var(--font-head);
  letter-spacing: 0;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.hero-role {
  max-width: 780px;
  margin: 0 0 22px;
  color: var(--muted);
  font: 500 clamp(1.2rem, 2.5vw, 2rem)/1.2 var(--font-head);
}

.hero-role span {
  color: var(--accent);
  opacity: 0.65;
}

.hero-copy {
  max-width: 660px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 18px;
}

.hero-buttons,
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.social-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding-top: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: 700 12px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease, background 200ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  border-color: var(--primary);
  background: var(--primary);
  color: var(--primary-ink);
}

.btn-primary:hover {
  box-shadow: var(--glow);
}

.btn-ghost,
.btn-whatsapp {
  background: var(--surface);
  backdrop-filter: blur(20px);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--line-strong);
  box-shadow: var(--glow);
}

.btn-whatsapp:hover {
  border-color: rgba(255, 85, 64, 0.55);
  box-shadow: var(--accent-glow);
}

.glass-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(24px);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.16);
}

.glass-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,0.14), transparent 32%, rgba(255,255,255,0.04));
  opacity: 0.8;
}

.glass-card > * {
  position: relative;
  z-index: 1;
}

.hero-module {
  grid-column: 3;
  padding: 16px;
  transform-style: preserve-3d;
}

.module-label,
.section-heading span,
.section-kicker span,
.project-index {
  color: var(--accent);
  font: 600 12px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.profile-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
  isolation: isolate;
}

.profile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.18) contrast(1.05);
  transition: filter 180ms ease, transform 180ms ease;
}

.profile-frame::before,
.profile-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity 160ms ease;
}

.profile-frame::before {
  background:
    linear-gradient(90deg, rgba(255, 85, 64, 0.34), transparent 28%, rgba(0, 240, 255, 0.24)),
    repeating-linear-gradient(to bottom, transparent 0 8px, rgba(255,255,255,0.16) 9px, transparent 11px);
  transform: translateX(-10px);
}

.profile-frame::after {
  background:
    radial-gradient(circle at 42% 42%, rgba(255,255,255,0.25), transparent 24%),
    repeating-linear-gradient(to bottom, transparent 0 19px, rgba(255, 85, 64, 0.32) 20px, transparent 22px);
  transform: translateX(10px);
}

.glitch-name {
  position: absolute;
  left: 50%;
  bottom: 8%;
  z-index: 5;
  display: block;
  opacity: 0;
  transform: translateX(-50%) scale(0.96);
  color: #fff;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
  font: 900 clamp(4rem, 12vw, 7rem)/0.82 var(--font-head);
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow:
    2px 0 0 rgba(255, 85, 64, 0.78),
    -2px 0 0 rgba(0, 240, 255, 0.62),
    0 0 18px rgba(255, 255, 255, 0.24);
  pointer-events: none;
  transition: opacity 150ms ease, transform 150ms ease;
}

.glitch-name::before,
.glitch-name::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0.8;
}

.glitch-name::before {
  color: #ff5540;
  transform: translate(-3px, -1px);
  clip-path: inset(0 0 54% 0);
}

.glitch-name::after {
  color: #00f0ff;
  transform: translate(3px, 1px);
  clip-path: inset(48% 0 0 0);
}

.profile-frame:hover,
.profile-frame.is-glitching {
  border-color: color-mix(in srgb, var(--accent) 60%, var(--line));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--accent) 28%, transparent),
    0 0 26px color-mix(in srgb, var(--accent) 36%, transparent);
}

.profile-frame:hover img,
.profile-frame.is-glitching img {
  animation: imageGlitch 640ms steps(2, end) infinite;
  filter: grayscale(0) contrast(1.2) saturate(1.14);
}

.profile-frame:hover::before,
.profile-frame.is-glitching::before {
  opacity: 0.9;
  animation: glitchSliceA 620ms steps(2, end) infinite;
}

.profile-frame:hover::after,
.profile-frame.is-glitching::after {
  opacity: 0.75;
  animation: glitchSliceB 760ms steps(2, end) infinite;
}

.profile-frame:hover .glitch-name,
.profile-frame.is-glitching .glitch-name {
  opacity: 1;
  transform: translateX(-50%) scale(1);
  animation: skGlitch 760ms steps(2, end) infinite;
}

.profile-frame:hover .glitch-name::before,
.profile-frame.is-glitching .glitch-name::before {
  animation: skGlitchBefore 460ms steps(2, end) infinite;
}

.profile-frame:hover .glitch-name::after,
.profile-frame.is-glitching .glitch-name::after {
  animation: skGlitchAfter 520ms steps(2, end) infinite;
}

.module-grid,
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 16px;
  background: var(--line);
}

.module-grid div,
.spec-grid div {
  padding: 14px;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
}

.module-grid span,
.spec-grid span {
  display: block;
  margin-bottom: 6px;
  color: var(--faint);
  font: 600 11px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.module-grid strong,
.spec-grid strong {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
}

.ambient-grid,
.scanline {
  grid-column: 1 / -1;
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ambient-grid {
  background:
    radial-gradient(circle, color-mix(in srgb, var(--led-light) 22%, transparent) 1px, transparent 3px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, transparent, #000 14%, #000 78%, transparent);
}

.scanline {
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.07), transparent);
  height: 32%;
  animation: scan 8s linear infinite;
  opacity: 0.35;
}

.split-section {
  grid-template-columns: minmax(24px, 1fr) minmax(240px, 430px) minmax(0, 990px) minmax(24px, 1fr);
  gap: 16px;
}

.split-section .section-kicker {
  grid-column: 2;
}

.split-section .glass-card {
  grid-column: 3;
}

.section-kicker,
.section-heading {
  margin-bottom: 28px;
}

.section-heading {
  display: grid;
  gap: 10px;
}

.section-heading h2,
.section-kicker h2 {
  margin: 8px 0 0;
  color: var(--text);
  font: 700 clamp(2rem, 4vw, 3.8rem)/1 var(--font-head);
  letter-spacing: 0;
  text-transform: uppercase;
}

.section-heading p,
.section-kicker p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.corner-card {
  padding: clamp(22px, 4vw, 42px);
}

.corner-card::after,
.service-card::after,
.project-card::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 18px;
  height: 18px;
  border-right: 1px solid var(--text);
  border-bottom: 1px solid var(--text);
  opacity: 0.55;
}

.large-copy {
  max-width: 980px;
  margin: 0;
  color: var(--text);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
}

.skills-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.skill-panel,
.learning-panel,
.service-card,
.contact-info,
.contact-form {
  padding: 22px;
}

.skill-panel h3,
.learning-panel h3,
.service-card h3,
.contact-info h3 {
  margin: 0 0 18px;
  font: 700 24px/1.1 var(--font-head);
  letter-spacing: 0;
}

.skill-meter {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 14px;
}

.skill-meter strong {
  color: var(--text);
}

.chip-grid,
.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-grid button,
.stack span {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 9px 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font: 700 11px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.chip-grid button:hover {
  color: var(--text);
  border-color: var(--accent);
  box-shadow: var(--accent-glow);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  min-width: 0;
}

.project-card {
  overflow: hidden;
  min-height: 100%;
  min-width: 0;
  transform-style: preserve-3d;
}

.project-card > img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  filter: grayscale(0.35) contrast(1.08);
  transition: filter 250ms ease, transform 250ms ease;
}

.project-card:hover > img {
  filter: grayscale(0) contrast(1.05);
  transform: scale(1.035);
}

.demo-window {
  position: relative;
  height: 360px;
  overflow-y: auto;
  overscroll-behavior: contain;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.18), transparent 9rem),
    linear-gradient(145deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02)),
    #101112;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}

.demo-window::-webkit-scrollbar {
  width: 8px;
}

.demo-window::-webkit-scrollbar-track {
  background: transparent;
}

.demo-window::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: var(--accent);
  background-clip: content-box;
}

.live-demo {
  overflow: auto;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.live-demo iframe {
  display: block;
  width: 100%;
  height: 1180px;
  border: 0;
  background: #fff;
}

.demo-topbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.18);
  background: rgba(10, 10, 10, 0.68);
  backdrop-filter: blur(18px);
  color: #fff;
  font: 700 12px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.demo-topbar b {
  padding: 7px 9px;
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 4px;
  color: #fff;
  font-size: 10px;
}

.demo-hero {
  min-height: 270px;
  display: grid;
  align-content: end;
  gap: 10px;
  padding: 22px;
  color: #fff;
}

.demo-hero small,
.demo-section h5 {
  color: rgba(255,255,255,0.72);
  font: 700 11px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.demo-hero h4 {
  max-width: 360px;
  margin: 0;
  color: #fff;
  font: 800 34px/0.98 var(--font-head);
  letter-spacing: 0;
}

.demo-hero p,
.demo-section p {
  max-width: 380px;
  margin: 0;
  color: rgba(255,255,255,0.74);
  font-size: 14px;
}

.doctor-demo .demo-hero {
  background:
    linear-gradient(to top, rgba(4, 20, 28, 0.95), rgba(4, 20, 28, 0.15)),
    url("https://images.unsplash.com/photo-1581594693702-fbdc51b2763b?q=80&w=900&auto=format&fit=crop") center / cover;
}

.banquet-demo .demo-hero {
  background:
    linear-gradient(to top, rgba(36, 16, 26, 0.96), rgba(36, 16, 26, 0.18)),
    url("https://images.unsplash.com/photo-1519167758481-83f550bb49b3?q=80&w=900&auto=format&fit=crop") center / cover;
}

.leather-demo .demo-hero {
  background:
    linear-gradient(to top, rgba(28, 17, 10, 0.97), rgba(28, 17, 10, 0.18)),
    url("https://images.unsplash.com/photo-1624222247344-550fb60583dc?q=80&w=900&auto=format&fit=crop") center / cover;
}

.demo-strip,
.demo-gallery,
.product-row,
.demo-section,
.demo-footer {
  margin: 14px;
}

.demo-strip,
.split-mini,
.demo-gallery,
.product-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.demo-strip span,
.split-mini div,
.demo-section,
.demo-footer {
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 6px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  backdrop-filter: blur(14px);
}

.demo-strip span {
  padding: 12px 8px;
  text-align: center;
  font: 700 10px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.demo-section {
  padding: 18px;
}

.demo-section h5 {
  margin: 0 0 10px;
}

.split-mini {
  margin-top: 0;
}

.split-mini div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 16px;
}

.split-mini strong {
  font: 800 24px/1 var(--font-head);
}

.split-mini span {
  color: rgba(255,255,255,0.7);
  font-size: 12px;
}

.demo-gallery i,
.product-row i {
  min-height: 96px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(255,255,255,0.26), rgba(255,255,255,0.04));
}

.product-row i {
  background:
    radial-gradient(circle at 50% 36%, rgba(255,255,255,0.3), transparent 36%),
    linear-gradient(135deg, rgba(111, 65, 30, 0.8), rgba(28, 17, 10, 0.6));
}

.demo-footer {
  padding: 18px;
  color: rgba(255,255,255,0.72);
  font: 700 11px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.project-body {
  position: relative;
  padding: 20px;
}

.project-body h3 {
  margin: 12px 0 8px;
  font: 700 25px/1.1 var(--font-head);
}

.project-body p {
  min-height: 54px;
  margin: 0 0 16px;
  color: var(--muted);
}

.project-body a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  margin-top: 18px;
  color: var(--text);
  font: 700 12px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.project-body a:hover {
  color: var(--accent);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 18px;
}

.project-actions a,
.project-actions .inline-note {
  margin-top: 0;
}

.inline-note {
  display: inline-flex;
  max-width: 100%;
  margin-top: 18px;
  color: var(--accent);
  font: 700 12px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.service-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font: 700 24px/1 var(--font-head);
  box-shadow: var(--accent-glow);
}

.service-card p,
.contact-info p {
  margin: 0;
  color: var(--muted);
}

.contact-section {
  grid-template-columns: minmax(24px, 1fr) minmax(240px, 430px) minmax(0, 990px) minmax(24px, 1fr);
  gap: 16px;
}

.contact-section .section-kicker {
  grid-column: 2;
}

.contact-grid {
  grid-column: 3;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 16px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-info a {
  width: fit-content;
  color: var(--text);
  font-weight: 700;
}

.contact-info a:hover {
  color: var(--accent);
}

.contact-info .social-links {
  width: 100%;
  max-width: 360px;
}

.contact-info .social-icon {
  width: 100%;
  color: var(--text);
  font-weight: 700;
}

.contact-info .social-icon span {
  display: block;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  min-height: 46px;
  width: 100%;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--line) 82%, var(--accent));
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--led-light) 7%, transparent), transparent 42%),
    radial-gradient(circle at 18px 50%, color-mix(in srgb, var(--accent) 15%, transparent), transparent 28px),
    color-mix(in srgb, var(--surface) 82%, transparent);
  color: var(--text);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.03),
    0 12px 34px rgba(0,0,0,0.06);
  transition: transform 180ms ease, color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.social-icon svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.social-icon span {
  color: var(--muted);
  font: 700 10px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.social-icon:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 62%, var(--line));
  color: var(--accent);
  box-shadow: var(--accent-glow);
}

.social-icon:hover span {
  color: var(--text);
}

.social-icon-muted {
  color: var(--faint);
  opacity: 0.58;
  cursor: default;
}

.social-icon-muted:hover {
  transform: none;
  border-color: var(--line);
  color: var(--faint);
  box-shadow: none;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font: 700 11px/1 var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-form label:nth-last-of-type(1),
.contact-form .form-status,
.contact-form button {
  grid-column: 1 / -1;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 13px 12px;
  background:
    radial-gradient(circle, rgba(255,255,255,0.12) 1px, transparent 1px) 0 0 / 18px 18px,
    rgba(255, 255, 255, 0.035);
  color: var(--text);
  outline: 0;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

[data-theme="light"] .contact-form input,
[data-theme="light"] .contact-form select,
[data-theme="light"] .contact-form textarea {
  background:
    radial-gradient(circle, rgba(0,0,0,0.12) 1px, transparent 1px) 0 0 / 18px 18px,
    rgba(255, 255, 255, 0.5);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: var(--accent-glow);
}

.contact-form textarea {
  resize: vertical;
  min-height: 128px;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--accent);
  font-size: 14px;
}

.footer {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  gap: 22px;
  align-items: center;
  padding: 36px 24px;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 34%),
    color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(18px);
}

.footer-brand {
  display: grid;
  gap: 4px;
}

.footer strong {
  font: 800 15px/1 var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer span,
.footer p {
  margin: 0;
  color: var(--faint);
  font-size: 13px;
}

.footer > p {
  grid-column: 1 / -1;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.footer nav {
  display: flex;
  gap: 18px;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.footer-social .social-icon {
  justify-content: center;
  width: 38px;
  min-height: 38px;
  height: 38px;
  padding: 0;
}

.footer-social .social-icon svg {
  width: 17px;
  height: 17px;
}

.footer-social .social-icon span {
  display: none;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
}

@keyframes scan {
  from { transform: translateY(-100%); }
  to { transform: translateY(310%); }
}

@keyframes glyphPulse {
  0%, 100% { opacity: 0.42; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.25); }
}

@keyframes ledBreath {
  0%, 100% { opacity: 0.62; }
  50% { opacity: 1; }
}

@keyframes imageGlitch {
  0%, 100% {
    transform: translate(0, 0) scale(1.01);
  }
  18% {
    transform: translate(-3px, 2px) scale(1.025);
  }
  32% {
    transform: translate(4px, -2px) scale(1.02);
  }
  49% {
    transform: translate(-2px, 1px) scale(1.026);
  }
  64% {
    transform: translate(3px, 0) scale(1.018);
  }
  78% {
    transform: translate(0, -2px) scale(1.012);
  }
}

@keyframes skGlitch {
  0%, 100% {
    transform: translateX(-50%) scale(1);
    filter: blur(0);
  }
  24% {
    transform: translateX(calc(-50% - 2px)) scale(1.01);
    filter: blur(0.2px);
  }
  48% {
    transform: translateX(calc(-50% + 2px)) scale(0.995);
  }
  72% {
    transform: translateX(calc(-50% - 1px)) scale(1.008);
  }
}

@keyframes skGlitchBefore {
  0%, 100% {
    transform: translate(-3px, -1px);
    clip-path: inset(0 0 54% 0);
  }
  35% {
    transform: translate(4px, 1px);
    clip-path: inset(20% 0 35% 0);
  }
  70% {
    transform: translate(-2px, 2px);
    clip-path: inset(62% 0 10% 0);
  }
}

@keyframes skGlitchAfter {
  0%, 100% {
    transform: translate(3px, 1px);
    clip-path: inset(48% 0 0 0);
  }
  40% {
    transform: translate(-4px, -1px);
    clip-path: inset(8% 0 68% 0);
  }
  78% {
    transform: translate(2px, -2px);
    clip-path: inset(34% 0 30% 0);
  }
}

@keyframes glitchSliceA {
  0%, 100% {
    transform: translateX(-10px);
    clip-path: inset(0 0 78% 0);
  }
  35% {
    transform: translateX(7px);
    clip-path: inset(42% 0 39% 0);
  }
  62% {
    transform: translateX(-4px);
    clip-path: inset(70% 0 12% 0);
  }
}

@keyframes glitchSliceB {
  0%, 100% {
    transform: translateX(10px);
    clip-path: inset(72% 0 0 0);
  }
  30% {
    transform: translateX(-6px);
    clip-path: inset(12% 0 68% 0);
  }
  70% {
    transform: translateX(4px);
    clip-path: inset(48% 0 30% 0);
  }
}

/* Testimonials */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.testimonial-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.testimonial-rating {
  color: #ffb145;
  font-size: 18px;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-style: italic;
  font-size: 18px;
  line-height: 1.6;
  color: var(--text);
  margin: 0;
}

.testimonial-client {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.testimonial-client strong {
  font: 700 16px var(--font-head);
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.testimonial-client span {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Service Pricing */
.service-pricing {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 2px solid var(--line);
  color: var(--accent);
  font: 700 20px var(--font-head);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 1100px) {
  .hero,
  .split-section,
  .contact-section {
    grid-template-columns: var(--grid);
  }

  .hero-content,
  .hero-module,
  .split-section .section-kicker,
  .split-section .glass-card,
  .contact-section .section-kicker,
  .contact-grid {
    grid-column: 2;
    width: 100%;
    min-width: 0;
  }

  .hero-module {
    max-width: 520px;
    margin: 0 auto;
  }

  .skills-layout,
  .project-grid,
  .service-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    width: 100%;
  }
}

@media (max-width: 760px) {
  :root {
    --grid: minmax(14px, 1fr) minmax(0, 100%) minmax(14px, 1fr);
  }

  .cursor-dot {
    display: none;
  }

  body {
    background-size: auto;
  }

  .glyph-lights {
    background-size: 22px 22px, 88px 88px;
    opacity: 0.62;
  }

  .mouse-light {
    background:
      radial-gradient(
        circle 150px at var(--mouse-x) var(--mouse-y),
        color-mix(in srgb, var(--led-light) 18%, transparent),
        color-mix(in srgb, var(--accent) 8%, transparent) 32%,
        transparent 72%
      );
  }

  .topbar {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    min-height: 60px;
    padding: 0 14px;
  }

  .brand {
    grid-column: 1;
    justify-self: start;
    font-size: 14px;
    letter-spacing: 0.16em;
  }

  .nav-actions {
    display: contents;
  }

  .theme-toggle {
    grid-column: 2;
    justify-self: center;
    gap: 6px;
  }

  .toggle-label {
    display: none;
  }

  .menu-toggle {
    grid-column: 3;
    justify-self: end;
  }

  .nav-links {
    position: fixed;
    inset: 60px 0 auto 0;
    display: grid;
    justify-items: start;
    gap: 0;
    padding: 8px 14px 18px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--bg) 90%, transparent);
    backdrop-filter: blur(22px);
    transform: translateY(-120%);
    transition: transform 260ms ease;
  }

  .nav-links.is-open {
    transform: translateY(0);
  }

  .nav-links a {
    width: 100%;
    padding: 16px 4px;
    border-bottom: 1px solid var(--line);
  }

  .nav-links a.active::after {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .section-shell {
    padding: 52px 0;
  }

  .hero {
    min-height: auto;
    gap: 18px;
    padding-top: 34px;
  }

  .hero-content {
    padding-left: 14px;
  }

  .hero h1 {
    margin-top: 16px;
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.05;
    max-width: 100%;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .hero-role {
    margin-bottom: 16px;
    font-size: clamp(0.95rem, 5vw, 1.25rem);
    line-height: 1.4;
  }

  .hero-copy {
    margin-bottom: 22px;
    font-size: 15px;
    line-height: 1.6;
    max-width: 100%;
  }

  .status-chip,
  .loader-panel {
    max-width: 100%;
    font-size: 10px;
    letter-spacing: 0.08em;
    flex-wrap: wrap;
  }

  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }

  .btn {
    width: 100%;
    min-height: 44px;
    padding: 0 14px;
    font-size: 11px;
  }

  .hero-module {
    width: 100%;
    max-width: none;
    padding: 12px;
  }

  .profile-frame {
    aspect-ratio: 4 / 4.7;
  }

  .glitch-name {
    bottom: 7%;
    font-size: clamp(3.2rem, 20vw, 5rem);
  }

  .section-heading,
  .section-kicker {
    margin-bottom: 20px;
  }

  .section-heading h2,
  .section-kicker h2 {
    font-size: clamp(1.85rem, 9.5vw, 2.65rem);
    line-height: 1.02;
  }

  .section-heading p,
  .section-kicker p,
  .large-copy {
    font-size: 15px;
    line-height: 1.65;
  }

  .corner-card,
  .skill-panel,
  .learning-panel,
  .service-card,
  .contact-info,
  .contact-form {
    padding: 16px;
  }

  .module-grid,
  .spec-grid,
  .demo-strip,
  .demo-gallery,
  .product-row,
  .split-mini,
  .skills-layout,
  .project-grid,
  .testimonial-grid,
  .service-grid,
  .contact-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .module-grid div,
  .spec-grid div {
    padding: 12px;
  }

  .skills-layout,
  .project-grid,
  .testimonial-grid,
  .service-grid,
  .contact-grid {
    gap: 14px;
  }

  .skill-panel h3,
  .learning-panel h3,
  .service-card h3,
  .contact-info h3 {
    font-size: 21px;
  }

  .chip-grid button,
  .stack span {
    padding: 8px 9px;
    font-size: 10px;
  }

  .demo-window {
    height: min(74vh, 520px);
  }

  .live-demo iframe {
    height: 1080px;
  }

  .demo-topbar {
    padding: 11px 12px;
    font-size: 10px;
  }

  .demo-topbar b {
    padding: 6px 8px;
    font-size: 9px;
  }

  .demo-hero {
    min-height: 240px;
    padding: 18px;
  }

  .demo-hero h4 {
    max-width: 300px;
    font-size: clamp(1.85rem, 9vw, 2.35rem);
    line-height: 1;
  }

  .demo-hero p,
  .demo-section p {
    font-size: 13px;
  }

  .demo-strip,
  .demo-gallery,
  .product-row,
  .demo-section,
  .demo-footer {
    margin: 10px;
  }

  .demo-gallery i,
  .product-row i {
    min-height: 72px;
  }

  .project-body {
    padding: 16px;
  }

  .project-body h3 {
    font-size: 22px;
  }

  .project-body p {
    min-height: auto;
    font-size: 14px;
  }

  .project-actions {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 12px;
  }

  .project-actions a,
  .project-actions .inline-note {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .project-actions a {
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid color-mix(in srgb, var(--accent) 48%, var(--line));
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--accent) 8%, transparent);
  }

  .service-icon {
    width: 38px;
    height: 38px;
    margin-bottom: 16px;
    font-size: 21px;
  }

  .contact-info a {
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .social-links {
    grid-template-columns: 1fr;
  }

  .contact-form input,
  .contact-form select,
  .contact-form textarea {
    min-height: 46px;
    padding: 12px;
    font-size: 16px;
  }

  .footer {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 28px 16px;
  }

  .footer nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .footer-social {
    justify-content: flex-start;
  }
}

@media (max-width: 430px) {
  :root {
    --grid: minmax(12px, 1fr) minmax(0, 100%) minmax(12px, 1fr);
  }

  .topbar {
    padding: 0 12px;
  }

  .brand {
    max-width: 132px;
    font-size: 13px;
  }

  .toggle-track {
    width: 60px;
    height: 26px;
  }

  .toggle-thumb {
    top: 4px;
    right: 4px;
    width: 18px;
    height: 16px;
  }

  [data-theme="light"] .toggle-thumb {
    transform: translateX(-34px);
  }

  .hero h1 {
    font-size: clamp(1.95rem, 10.4vw, 2.7rem);
  }

  .hero-role {
    font-size: 1rem;
  }

  .hero-copy {
    font-size: 14px;
  }

  .hero-content {
    padding-left: 12px;
  }

  .profile-frame {
    aspect-ratio: 4 / 4.9;
  }

  .demo-window {
    height: min(72vh, 480px);
  }

  .live-demo iframe {
    height: 980px;
  }

  .demo-hero {
    min-height: 225px;
    padding: 16px;
  }

  .demo-hero h4 {
    font-size: 1.8rem;
  }

  .contact-form label {
    font-size: 10px;
  }

  .footer span,
  .footer p {
    font-size: 12px;
  }
}

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