/* ==============================
   Design Tokens
================================ */
:root {
  --bg: #0c0c0e;
  --bg-gradient-top: #1c1c24;
  --bg-soft: #121216;
  --surface: #16161c;
  --surface-2: #1b1b23;
  --text: #f2f2f3;
  --text-dim: #afafb7;
  --line: #2a2a33;
  --line-strong: #3a3a47;
  --accent: #ffffff;
  --header-bg: rgba(12, 12, 14, 0.82);
  --header-border: rgba(255, 255, 255, 0.06);
  --shadow-lg: 0 22px 45px rgba(0, 0, 0, 0.38);
  --focus-ring: #8dc6ff;
  --focus-shadow: rgba(141, 198, 255, 0.34);
  --multimedia-accent: #a9d6ff;

  --font-main: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-pill: 999px;

  --container: 1120px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

html[data-theme="light"] {
  --bg: #f2f5fb;
  --bg-gradient-top: #dbe7fa;
  --bg-soft: #ffffff;
  --surface: #ffffff;
  --surface-2: #eef2fa;
  --text: #000000;
  --text-dim: #000000;
  --line: #ced8e8;
  --line-strong: #aebfd8;
  --accent: #142033;
  --header-bg: rgba(242, 245, 251, 0.88);
  --header-border: rgba(20, 32, 51, 0.1);
  --shadow-lg: 0 16px 30px rgba(24, 41, 66, 0.12);
  --focus-ring: #1f5fa8;
  --focus-shadow: rgba(31, 95, 168, 0.28);
  --multimedia-accent: #7fc0ff;
}

/* ==============================
   Base / Reset
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background: radial-gradient(circle at top right, var(--bg-gradient-top) 0%, var(--bg) 45%);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: clip;
  transition: background var(--transition-base), color var(--transition-base);
}

body::before,
body::after {
  content: "";
  position: fixed;
  border-radius: 999px;
  filter: blur(70px);
  pointer-events: none;
  z-index: -1;
}

body::before {
  width: min(38vw, 460px);
  height: min(38vw, 460px);
  top: -140px;
  right: -90px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0));
}

body::after {
  width: min(28vw, 320px);
  height: min(28vw, 320px);
  bottom: -120px;
  left: -80px;
  background: radial-gradient(circle, rgba(173, 181, 255, 0.1), rgba(173, 181, 255, 0));
}

main {
  flex: 1;
}

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

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

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

/* ==============================
   Shared Header / Navigation
================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--header-border);
  transition: background var(--transition-base), border-color var(--transition-base);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--progress, 0%);
  height: 3px;
  z-index: 45;
  pointer-events: none;
  background: linear-gradient(90deg, #7ec8ff, #b983ff, #58d68d);
  box-shadow: 0 0 10px rgba(126, 200, 255, 0.45);
  transition: width 0.08s linear;
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.2px;
  margin-right: auto;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
}

.header-controls {
  margin-left: 0.7rem;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
  padding: 0.16rem;
}

.lang-btn {
  appearance: none;
  -webkit-appearance: none;
  border: none;
  background: transparent;
  color: var(--text-dim);
  border-radius: var(--radius-pill);
  padding: 0.24rem 0.52rem;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.lang-btn:hover,
.lang-btn.active {
  background: var(--surface-2);
  color: var(--text);
}

.theme-toggle {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  border-radius: var(--radius-pill);
  height: 33px;
  padding: 0 0.62rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  font: inherit;
  font-size: 0.76rem;
  font-weight: 600;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.theme-toggle:hover {
  border-color: var(--line-strong);
  background: var(--surface);
}

.nav-links a {
  color: var(--text-dim);
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

/* ==============================
   Typography / Shared Blocks
================================ */
.page-main,
.section {
  padding: var(--space-7) 0;
}

.page-hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 6rem 0 4rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(1.25rem, 4vw, 3rem);
}

.hero-text {
  max-width: 640px;
}

.hero-media {
  border-radius: clamp(18px, 2.2vw, 28px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-2);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hero-media:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 50px rgba(0, 0, 0, 0.42);
}

.hero-media img {
  width: 100%;
  height: clamp(360px, 56vh, 620px);
  object-fit: cover;
  object-position: center;
}

.page-title,
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 1.08;
  font-weight: 800;
}

.page-title {
  display: inline-block;
  animation: pageFloat 6.2s ease-in-out infinite;
}

.hero-content h1 {
  position: relative;
  display: inline-block;
  animation: heroFloat 5s ease-in-out infinite;
}

.hero-content h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.22em;
  width: 100%;
  height: 0.11em;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.65), rgba(255, 255, 255, 0.2));
  transform-origin: left;
  animation: titleLine 3.8s ease-in-out infinite;
}

.accent-word {
  color: var(--text);
  position: relative;
  white-space: nowrap;
}

.accent-babyblue {
  color: var(--multimedia-accent);
}

.accent-word::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.09em;
  height: 0.1em;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.1));
}

.hero-content h2 {
  font-size: clamp(1.1rem, 2vw, 1.6rem);
  color: var(--text-dim);
  margin-top: 0.35rem;
  font-weight: 500;
}

.eyebrow {
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.page-main > .container > .eyebrow,
.section > .container > .eyebrow {
  width: fit-content;
}

.eyebrow::before {
  content: "✦";
  opacity: 0.78;
  font-size: 0.95em;
}

.hero-description {
  max-width: 620px;
  margin: 1.2rem 0 2rem;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.7vw, 1.15rem);
}

html[data-theme="light"] .about-text,
html[data-theme="light"] .project-body p,
html[data-theme="light"] .featured-body p,
html[data-theme="light"] .featured-label,
html[data-theme="light"] .competency-list li,
html[data-theme="light"] .skills-list li,
html[data-theme="light"] .contact-form label,
html[data-theme="light"] .socials a,
html[data-theme="light"] .creative-note,
html[data-theme="light"] .aim-result,
html[data-theme="light"] .aim-note,
html[data-theme="light"] .back-link {
  color: #000000;
}

html[data-theme="light"] p,
html[data-theme="light"] li,
html[data-theme="light"] h1,
html[data-theme="light"] h2,
html[data-theme="light"] h3,
html[data-theme="light"] h4,
html[data-theme="light"] h5,
html[data-theme="light"] h6,
html[data-theme="light"] strong,
html[data-theme="light"] label {
  color: #000000;
}

html[data-theme="light"] a:not(.btn):not(.aim-overlay-btn) {
  color: #000000;
}

html[data-theme="light"] .eyebrow::before {
  color: #000000;
}

html[data-theme="light"] .hero-content h1::after {
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0.15));
}

html[data-theme="light"] .accent-word::after {
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.12), rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.12));
}

html[data-theme="light"] .led-strip span {
  background: #000000;
  box-shadow: 0 0 7px rgba(0, 0, 0, 0.3);
}

html[data-theme="light"] .aim-hit {
  border-color: rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.22);
}

html[data-theme="light"] .aim-hit-phrase {
  border-color: rgba(0, 0, 0, 0.2);
  color: #000000;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

html[data-theme="light"] .btn,
html[data-theme="light"] .btn * {
  color: #ffffff;
}

html[data-theme="light"] .btn.btn-secondary,
html[data-theme="light"] .btn.btn-secondary * {
  color: #000000;
}

html[data-theme="light"] .project-image,
html[data-theme="light"] .aim-overlay-text {
  color: #ffffff;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.site-trail-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}

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

.experiment-section {
  padding-top: 0;
}

.experiment-title {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.experiment-description {
  margin: 0.65rem 0 1.1rem;
  color: var(--text-dim);
  max-width: 760px;
}

.experiment-canvas-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  overflow: hidden;
  min-height: clamp(180px, 30vh, 260px);
}

.experiment-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: clamp(180px, 30vh, 260px);
}

/* ==============================
   Buttons / Links
================================ */
.btn {
  border: 1px solid var(--line);
  color: var(--bg-soft);
  background: var(--accent);
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background var(--transition-fast), color var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 255, 255, 0.12);
}

.btn::before {
  content: "";
  position: absolute;
  inset: -110%;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.33) 50%, transparent 70%);
  transform: translateX(-120%) rotate(8deg);
  transition: transform 0.7s ease;
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(120%) rotate(8deg);
}

.btn.click-pop {
  animation: buttonPop 0.35s ease;
}

.btn-ripple {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  transform: translate(-50%, -50%);
  animation: rippleOut 0.7s ease-out forwards;
  pointer-events: none;
}

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

.btn-secondary:hover {
  background: var(--surface);
}

.back-link {
  color: var(--text-dim);
  display: inline-block;
  margin-bottom: var(--space-4);
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--text);
}

/* ==============================
   About / Skills
================================ */
.about-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}

.about-media {
  border-radius: clamp(16px, 2vw, 24px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-2);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.32);
}

.interactive-glow {
  position: relative;
  isolation: isolate;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.interactive-glow::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background:
    radial-gradient(140% 110% at 10% 0%, rgba(255, 255, 255, 0.12), transparent 52%),
    radial-gradient(120% 120% at 100% 100%, rgba(255, 255, 255, 0.06), transparent 60%);
  background-size: 130% 130%, 130% 130%;
  opacity: 0.34;
  animation: ambientGlowDrift 11s ease-in-out infinite;
  transition: opacity var(--transition-base), transform 0.8s ease;
  z-index: 1;
}

.interactive-glow:hover::before {
  opacity: 0.52;
  transform: scale(1.015);
}

.interactive-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(
    120deg,
    transparent 22%,
    rgba(255, 255, 255, 0.08) 50%,
    transparent 78%
  );
  opacity: 0;
  transform: translateX(-22%);
  transition: opacity var(--transition-base), transform 1s ease;
  z-index: 1;
}

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

.interactive-glow:hover::after {
  opacity: 0.42;
  transform: translateX(18%);
}

.about-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-base);
}

.about-media:hover img {
  transform: translateY(-6px);
}

.about-content {
  display: grid;
  align-content: center;
  gap: var(--space-3);
}

.about-text {
  color: #d5d5dd;
}

.skills-list {
  list-style: none;
  margin-top: var(--space-3);
  display: grid;
  gap: 0.55rem;
}

.skills-list li {
  color: var(--text-dim);
}

/* ==============================
   Projects / Project Details
================================ */
.projects-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.featured-project {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.featured-project:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.featured-media {
  background: #111118;
  aspect-ratio: 16 / 9;
  max-height: 360px;
}

.featured-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.featured-body {
  padding: var(--space-5);
  display: grid;
  align-content: center;
  gap: var(--space-2);
}

.featured-body h2 {
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  line-height: 1.15;
}

.featured-body p {
  color: var(--text-dim);
}

.featured-label {
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  margin-bottom: 0.2rem;
}

.project-card-link {
  display: block;
}

.project-card {
  height: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: #4f4f5c;
}

.project-image {
  aspect-ratio: 16 / 9;
  min-height: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #20202a, #2b2b38);
  color: #c9c9d0;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-image video,
.project-image img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

.project-card:hover .project-image video,
.project-card:hover .project-image img,
.featured-project:hover .featured-media video {
  transform: translateY(-6px);
}

.project-body {
  padding: 1.1rem 1rem 1.2rem;
}

.project-body h3 {
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.project-body p {
  color: var(--text-dim);
  font-size: 0.96rem;
}

.project-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
}

.project-detail .project-image {
  aspect-ratio: 16 / 9;
  min-height: 0;
}

.project-detail-body {
  padding: var(--space-5);
}

.project-detail-body .page-title {
  font-size: clamp(1.55rem, 3.2vw, 2.4rem);
  line-height: 1.2;
}

.project-detail-body p {
  color: var(--text-dim);
}

/* ==============================
   Services
================================ */
.services-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.service-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1.3rem;
  background: var(--bg-soft);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.service-card h3 {
  margin-bottom: 0.45rem;
}

.service-card p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

.competency-list {
  list-style: none;
  display: grid;
  gap: 0.45rem;
  margin-top: var(--space-2);
}

.competency-list li {
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* ==============================
   Contact
================================ */
.contact-grid {
  margin-top: var(--space-5);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.2rem;
}

.contact-grid-single {
  grid-template-columns: 1fr;
}

.contact-only {
  max-width: 760px;
  width: 100%;
  margin-inline: 0;
}

.contact-form,
.socials {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  padding: 1.3rem;
}

.contact-form {
  display: grid;
  gap: 0.65rem;
}

.contact-form label {
  font-size: 0.92rem;
  color: var(--text-dim);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  padding: 0.75rem 0.85rem;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--focus-ring);
  outline-offset: 0;
}

.form-feedback {
  min-height: 1.2rem;
  font-size: 0.9rem;
  color: #b8ffcf;
}

.socials {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.socials h2 {
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.socials a {
  color: var(--text-dim);
  transition: color var(--transition-fast);
}

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

.creative-note {
  margin-top: var(--space-2);
  color: var(--text);
  font-weight: 500;
  line-height: 1.5;
}

.led-strip {
  margin-top: var(--space-2);
  position: relative;
  height: 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: linear-gradient(90deg, #121218, #1a1a22);
  overflow: hidden;
}

.led-strip::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  animation: ledSweep 2.8s linear infinite;
}

.led-strip span {
  position: absolute;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #cfcfda;
  transform: translateY(-50%);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.55);
  animation: ledBlink 1.2s ease-in-out infinite;
}

.led-strip span:nth-child(1) {
  left: 12%;
  animation-delay: 0s;
}

.led-strip span:nth-child(2) {
  left: 30%;
  animation-delay: 0.2s;
}

.led-strip span:nth-child(3) {
  left: 48%;
  animation-delay: 0.4s;
}

.led-strip span:nth-child(4) {
  left: 66%;
  animation-delay: 0.6s;
}

.led-strip span:nth-child(5) {
  left: 84%;
  animation-delay: 0.8s;
}

/* ==============================
   Mini Aim Trainer
================================ */
.aim-section {
  padding-top: 0;
}

.aim-title {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

.aim-subtitle {
  margin: 0.65rem 0 1.1rem;
  color: var(--text-dim);
  max-width: 760px;
}

.aim-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  backdrop-filter: blur(7px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
  padding: 1rem;
  display: grid;
  gap: 0.9rem;
}

.aim-ui {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.aim-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(90px, 1fr));
  gap: 0.7rem;
  flex: 1;
  min-width: min(100%, 460px);
}

.aim-stat-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  padding: 0.5rem 0.65rem;
  display: grid;
  gap: 0.15rem;
}

.aim-stat-item span {
  color: var(--text-dim);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.aim-stat-item strong {
  font-size: 1.05rem;
  font-weight: 700;
}

.aim-controls {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.aim-controls .btn {
  min-width: 118px;
}

.aim-arena {
  position: relative;
  width: 100%;
  height: clamp(260px, 34vw, 340px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 15%, rgba(255, 255, 255, 0.06), transparent 28%),
    radial-gradient(circle at 82% 85%, rgba(185, 131, 255, 0.08), transparent 32%),
    linear-gradient(165deg, var(--surface-2), var(--bg-soft) 45%, var(--bg));
  touch-action: manipulation;
}

.aim-arena.aim-miss {
  animation: arenaShake 0.22s ease;
}

.aim-overlay {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%) scale(0.96);
  width: min(74%, 320px);
  padding: 0.85rem 0.9rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(13, 14, 20, 0.62);
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  display: grid;
  justify-items: center;
  gap: 0.55rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 3;
}

.aim-overlay.is-visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

.aim-overlay-photo {
  width: clamp(72px, 12vw, 96px);
  height: clamp(72px, 12vw, 96px);
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 2px solid rgba(194, 213, 255, 0.46);
  box-shadow: 0 0 0 4px rgba(133, 159, 230, 0.14);
}

.aim-overlay-text {
  color: #f4f6ff;
  font-size: 0.86rem;
  line-height: 1.25;
  text-align: center;
  letter-spacing: 0.01em;
}

.aim-overlay-btn {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(241, 245, 255, 0.92);
  color: #0f1117;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.aim-overlay-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.26);
}

.aim-target {
  position: absolute;
  border: none;
  border-radius: 50%;
  cursor: crosshair;
  overflow: hidden;
  background: #0f1016;
  box-shadow:
    0 0 0 2px rgba(196, 214, 255, 0.45),
    0 0 0 4px rgba(124, 148, 220, 0.16),
    0 0 18px rgba(150, 178, 255, 0.28);
  opacity: 0;
  transform: scale(0.72);
  animation: aimTargetIn 0.14s ease forwards;
}

.aim-target-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  pointer-events: none;
  filter: contrast(1.06) saturate(1.04);
}

.aim-target::after {
  content: "";
  position: absolute;
  inset: 50%;
  transform: translate(-50%, -50%);
  width: 26%;
  height: 26%;
  border-radius: 999px;
  border: 1px solid rgba(228, 236, 255, 0.9);
  background: rgba(10, 10, 14, 0.22);
  pointer-events: none;
}

.aim-target-fallback {
  background:
    radial-gradient(circle at center, rgba(10, 10, 14, 0.96) 0 31%, rgba(146, 179, 255, 0.3) 31% 39%, rgba(16, 16, 22, 0.95) 39% 100%);
}

.aim-target:active {
  transform: scale(0.96);
}

.aim-hit {
  position: absolute;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  margin-top: -6px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 12px rgba(190, 210, 255, 0.6);
  pointer-events: none;
  animation: aimHitPulse 0.42s ease-out forwards;
}

.aim-hit-phrase {
  position: absolute;
  transform: translate(-50%, -50%);
  padding: 0.28rem 0.56rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(15, 16, 22, 0.62);
  backdrop-filter: blur(6px);
  color: #f4f6ff;
  font-size: 0.72rem;
  line-height: 1.1;
  white-space: nowrap;
  letter-spacing: 0.02em;
  box-shadow: 0 0 14px rgba(175, 197, 255, 0.18);
  pointer-events: none;
  z-index: 4;
  animation: aimPhraseFloat 1.5s ease forwards;
}

.aim-result {
  min-height: 1.3rem;
  color: var(--text-dim);
  font-size: 0.95rem;
}

.aim-note {
  margin-top: 0.9rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  opacity: 0.9;
}

@keyframes ledBlink {
  0%,
  100% {
    opacity: 0.3;
  }
  50% {
    opacity: 1;
  }
}

@keyframes ledSweep {
  100% {
    transform: translateX(100%);
  }
}

/* ==============================
   Footer
================================ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  color: var(--text-dim);
  text-align: center;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--focus-shadow);
}

/* ==============================
   Motion / Reveal
================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal[data-reveal="left"] {
  transform: translateX(-26px);
}

.reveal[data-reveal="right"] {
  transform: translateX(26px);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.comet-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.comet-trail {
  position: absolute;
  top: var(--comet-top);
  left: -25%;
  width: var(--comet-size);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--comet-color), transparent);
  box-shadow: 0 0 10px var(--comet-color);
  opacity: var(--comet-opacity);
  transform: rotate(-14deg);
  animation: passComet var(--comet-duration) linear var(--comet-delay) infinite;
}

.light-beam {
  position: absolute;
  top: -12%;
  left: -35%;
  width: 72%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--beam-color), transparent);
  filter: blur(0.6px);
  opacity: 0;
  transform: rotate(-12deg);
  animation: passBeam var(--beam-duration) ease-in-out var(--beam-delay) infinite;
  display: none;
}

.light-beam:nth-child(odd) {
  opacity: 0.25;
}

.color-mist {
  position: absolute;
  width: 42vw;
  height: 42vw;
  border-radius: 999px;
  filter: blur(85px);
  opacity: 0.12;
  mix-blend-mode: screen;
  background: radial-gradient(circle, var(--mist-color), transparent 65%);
  animation: driftMist var(--mist-duration) ease-in-out var(--mist-delay) infinite;
}

@keyframes heroFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes pageFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

@keyframes titleLine {
  0%,
  100% {
    opacity: 0.45;
    transform: scaleX(0.82);
  }
  50% {
    opacity: 1;
    transform: scaleX(1);
  }
}

@keyframes buttonPop {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(0.96);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes rippleOut {
  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(12);
  }
}

@keyframes ambientGlowDrift {
  0%,
  100% {
    background-position: 0% 0%, 100% 100%;
  }
  50% {
    background-position: 10% 8%, 90% 92%;
  }
}

@keyframes passComet {
  0% {
    transform: translate3d(-15vw, 0, 0) rotate(-14deg);
    opacity: 0;
  }
  15% {
    opacity: var(--comet-opacity);
  }
  100% {
    transform: translate3d(135vw, 45vh, 0) rotate(-14deg);
    opacity: 0;
  }
}

@keyframes passBeam {
  0%,
  100% {
    transform: translate3d(-30vw, -10vh, 0) rotate(-12deg);
    opacity: 0;
  }
  20% {
    opacity: 0.2;
  }
  60% {
    opacity: 0.55;
  }
  85% {
    opacity: 0;
  }
  100% {
    transform: translate3d(120vw, 100vh, 0) rotate(-12deg);
  }
}

@keyframes driftMist {
  0%,
  100% {
    transform: translate3d(-8vw, -4vh, 0);
  }
  50% {
    transform: translate3d(6vw, 4vh, 0);
  }
}

@keyframes aimTargetIn {
  from {
    opacity: 0;
    transform: scale(0.72);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes aimHitPulse {
  to {
    opacity: 0;
    transform: scale(5.8);
  }
}

@keyframes aimPhraseFloat {
  0% {
    opacity: 0;
    transform: translate(-50%, -36%) scale(0.92);
  }
  16% {
    opacity: 1;
    transform: translate(-50%, -54%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -92%) scale(1.02);
  }
}

@keyframes arenaShake {
  25% {
    transform: translateX(2px);
  }
  50% {
    transform: translateX(-3px);
  }
  75% {
    transform: translateX(2px);
  }
  100% {
    transform: translateX(0);
  }
}

/* ==============================
   Responsive
================================ */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .hero-media {
    max-width: 720px;
    justify-self: center;
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid,
  .contact-grid,
  .project-detail,
  .featured-project {
    grid-template-columns: 1fr;
  }

  .project-detail .project-image {
    aspect-ratio: 16 / 9;
    min-height: 0;
  }

  .featured-media {
    max-height: 320px;
  }
}

@media (max-width: 760px) {
  .nav {
    min-height: 68px;
    position: relative;
    align-items: center;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    background: var(--header-bg);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 25;
    transition: max-height var(--transition-base);
  }

  .header-controls {
    width: 100%;
    justify-content: flex-end;
    align-items: center;
    gap: 0.5rem;
    margin-left: 0;
    padding-bottom: 0.6rem;
    position: relative;
    z-index: 30;
    pointer-events: auto;
  }

  .language-switcher {
    min-height: 34px;
    padding: 0.18rem;
  }

  .lang-btn {
    min-height: 30px;
    min-width: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
  }

  .theme-toggle {
    min-height: 34px;
    min-width: 88px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
  }

  .nav-links a {
    display: block;
    padding: 0.95rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
  }

  .nav-links.open {
    max-height: 340px;
    pointer-events: auto;
  }

  .page-hero {
    min-height: calc(100vh - 20px);
    padding-top: 4.5rem;
  }

  .hero-layout {
    gap: var(--space-4);
  }

  .hero-media {
    order: -1;
  }

  .hero-media img {
    height: min(52vh, 420px);
  }

  .about-media img {
    min-height: 300px;
  }

  .projects-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .featured-media {
    max-height: 240px;
  }

  .experiment-description {
    margin-bottom: 0.9rem;
  }

  .aim-ui {
    align-items: stretch;
  }

  .aim-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .aim-controls {
    width: 100%;
  }

  .aim-controls .btn {
    flex: 1;
  }

  .page-main,
  .section {
    padding: 4rem 0;
  }

  .about-grid,
  .contact-form,
  .socials,
  .service-card,
  .project-detail-body,
  .aim-card {
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (hover: none) {
  .comet-trail,
  .light-beam {
    animation-duration: calc(var(--comet-duration, 8s) + 2s);
  }
}