/* ===== Typography ===== */
















/* ===== Gradient Text ===== */






/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  outline: none;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-electric-blue);
  outline-offset: 2px;
}

.btn:active { transform: scale(0.98); }

.btn--primary {
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-purple));
  color: var(--color-text-primary);
  padding: 0.75rem 1.75rem;
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
}

.btn--primary:hover {
  box-shadow: 0 0 30px var(--color-electric-blue-dim), 0 0 60px var(--color-neon-purple-dim);
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  padding: 0.75rem 1.75rem;
}

.btn--secondary:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  padding: 0.75rem 1.75rem;
}

.btn--ghost:hover {
  color: var(--color-text-primary);
  background: var(--color-surface-hover);
}

.btn--sm {
  font-size: var(--fs-xs);
  padding: 0.5rem 1.25rem;
}

.btn--lg {
  font-size: var(--fs-base);
  padding: 1rem 2.25rem;
}

/* ===== Glass Card ===== */


.glass-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-lg), 0 0 40px var(--color-shadow-glow);
}



.glass-card--primary:hover {
  border-color: rgba(0, 212, 170, 0.3);
  box-shadow: var(--shadow-neon);
}

/* ===== Section Container ===== */
.section {
  position: relative;
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.section__container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.section__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-md);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-top: var(--space-lg);
}

/* ===== Technology Badge ===== */


.badge:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
  box-shadow: 0 0 12px var(--color-electric-blue-dim);
}







/* ===== Background System ===== */
.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.05;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 70%);
}

.bg-radial-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.15;
  pointer-events: none;
}

.bg-radial-glow--primary {
  background: var(--color-electric-blue);
}

.bg-radial-glow--secondary {
  background: var(--color-neon-purple);
}

.bg-radial-glow--cyan {
  background: var(--color-cyan);
}

.bg-gradient-fade {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, var(--color-electric-blue-dim) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, var(--color-neon-purple-dim) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, var(--color-primary-dim) 0%, transparent 50%);
  pointer-events: none;
  opacity: 0.4;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: orb-float 20s ease-in-out infinite;
}

.bg-orb--1 {
  width: 400px;
  height: 400px;
  background: var(--color-electric-blue);
  top: -100px;
  right: -100px;
  opacity: 0.08;
}

.bg-orb--2 {
  width: 300px;
  height: 300px;
  background: var(--color-neon-purple);
  bottom: -50px;
  left: -50px;
  opacity: 0.06;
  animation-delay: -10s;
}

.bg-orb--3 {
  width: 200px;
  height: 200px;
  background: var(--color-cyan);
  top: 50%;
  left: 50%;
  opacity: 0.04;
  animation-delay: -5s;
}

@keyframes orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(10px, 30px) scale(1.02); }
}

.bg-gradient-move {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    var(--color-deep-black) 0%,
    var(--color-dark-navy) 25%,
    var(--color-dark-blue) 50%,
    var(--color-deep-black) 75%,
    var(--color-dark-navy) 100%
  );
  background-size: 400% 400%;
  animation: gradient-shift 30s ease infinite;
  opacity: 0.3;
}

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

/* ===== Container ===== */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  position: relative;
}

/* ===== Hero ===== */
.hero {
  min-height: 100svh;
  padding-top: var(--header-height);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.05;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 70%);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero__threejs {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero__canvas--hidden {
  display: none !important;
}

/* 3D Scene Glow overlay — subtle radial glow behind 3D object */
.hero__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(200px, 40vw, 500px);
  height: clamp(200px, 40vw, 500px);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-electric-blue-dim) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
  animation: hero-glow-pulse 4s ease-in-out infinite;
}

@keyframes hero-glow-pulse {
  0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.7; transform: translate(-50%, -50%) scale(1.1); }
}

.hero__content {
  padding-block: var(--space-2xl);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  z-index: 1;
}

.hero__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  word-break: break-word;
  overflow-wrap: anywhere;
  margin-bottom: var(--space-md);
}

.hero__title-line {
  display: block;
  font-size: clamp(2.8rem, 2.2rem + 3.2vw, 5.4rem);
  color: var(--color-text-primary);
}

.hero__title-line:nth-child(2) {
  background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-neon-purple) 52%, var(--color-cyan) 88%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 28px var(--color-electric-blue-dim));
}

.hero__role {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem var(--space-sm);
  font-family: var(--font-mono);
  font-size: clamp(0.7rem, 0.58rem + 0.55vw, 0.95rem);
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.hero__role-line {
  display: inline-block;
}

.hero__role-amp {
  color: var(--color-electric-blue);
  font-weight: 700;
}

.hero__description {
  font-family: var(--font-body);
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 560px;
  line-height: 1.6;
  margin-bottom: var(--space-xl);
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero__scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  animation: hero-scroll-bob 2s ease-in-out infinite;
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero__scroll-icon {
  width: 18px;
  height: 18px;
}

@keyframes hero-scroll-bob {
  0%, 100% { transform: translateY(0); opacity: 0.75; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* ===== Loading Screen ===== */
.loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-deep-black);
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-screen__inner {
  width: 100%;
  max-width: 360px;
  padding: 0 var(--space-lg);
}

.loading-screen__stats {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-sm);
}

.loading-screen__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.loading-screen__percentage {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-electric-blue);
}

.loading-screen__bar {
  width: 100%;
  height: 2px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.loading-screen__fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-electric-blue), var(--color-neon-purple));
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px var(--color-electric-blue-dim), 0 0 24px var(--color-neon-purple-dim);
  transition: width 60ms ease-out;
}

/* ===== Header / Navbar ===== */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-sticky);
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(10, 10, 15, 0.65);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid rgba(39, 39, 58, 0.4);
  transition: background var(--transition-base), border-color var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.88);
  border-bottom-color: rgba(39, 39, 58, 0.6);
}

.header__inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-family: var(--font-mono);
  font-size: var(--fs-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  position: relative;
  z-index: calc(var(--z-sticky) + 10);
}

.header__logo span {
  color: var(--color-electric-blue);
}

/* Desktop Nav */
.nav {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  list-style: none;
}

.nav__link {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-electric-blue);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
  box-shadow: 0 0 8px var(--color-electric-blue-dim);
}

.nav__link:hover {
  color: var(--color-text-primary);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link--active {
  color: var(--color-electric-blue);
}

.nav__link--active::after {
  width: 100%;
  background: var(--color-electric-blue);
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: calc(var(--z-sticky) + 10);
}

.nav__toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition:
    transform var(--transition-base),
    opacity var(--transition-fast),
    width var(--transition-base);
  transform-origin: center;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(2) {
  opacity: 0;
  width: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.nav__mobile {
  position: fixed;
  inset: 0;
  z-index: var(--z-sticky);
  background: rgba(5, 5, 16, 0.92);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.nav__mobile[hidden] {
  display: flex;
}

.nav__mobile.is-open {
  opacity: 1;
  pointer-events: auto;
}

.nav__mobile-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text-secondary);
  position: relative;
  transition: color var(--transition-fast);
}

.nav__mobile-link:hover,
.nav__mobile-link.is-active {
  color: var(--color-electric-blue);
}

/* ===== About Section ===== */
.about {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__image-wrapper {
  position: relative;
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.about__image-wrapper::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius-xl) + 2px);
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-purple), var(--color-cyan));
  z-index: 0;
  opacity: 0.7;
  animation: border-pulse 3s ease-in-out infinite;
}

.about__image-frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--color-deep-black), var(--color-dark-navy), var(--color-dark-blue));
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
  transform-style: preserve-3d;
  perspective: 800px;
  cursor: pointer;
}

.about__image-frame:hover {
  transform: rotateY(8deg) rotateX(-4deg) scale(1.02);
  box-shadow: 0 20px 60px var(--color-shadow), 0 0 40px var(--color-electric-blue-dim);
}

.about__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.about__image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-text-muted);
}

.about__image-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.4;
}

.about__image-placeholder span {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.about__glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: -1;
}

.about__glow-orb--1 {
  width: 200px;
  height: 200px;
  background: var(--color-electric-blue);
  top: 10%;
  right: -20px;
  opacity: 0.15;
  animation: orb-float 8s ease-in-out infinite;
}

.about__glow-orb--2 {
  width: 150px;
  height: 150px;
  background: var(--color-neon-purple);
  bottom: 10%;
  left: -15px;
  opacity: 0.1;
  animation: orb-float 10s ease-in-out infinite reverse;
}

.about__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
}

.about__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.about__description {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.about__interests-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.about__interests {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.about__interest {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast);
}

.about__interest:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
  box-shadow: 0 0 12px var(--color-electric-blue-dim);
}

.about__interest--active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-dim);
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

.about__stat {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.9), rgba(26, 26, 36, 0.7));
  backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.about__stat:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 24px var(--color-electric-blue-dim);
}

.about__stat-value {
  font-family: var(--font-mono);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-electric-blue);
  display: block;
  line-height: 1;
}

.about__stat-value--cyan {
  color: var(--color-cyan);
}

.about__stat-value--purple {
  color: var(--color-neon-purple);
}

.about__stat-label {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
  letter-spacing: 0.04em;
}

.about__cta {
  margin-top: var(--space-sm);
}

@keyframes border-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.85; }
}

@keyframes orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(15px, -20px) scale(1.05); }
  50% { transform: translate(-10px, 10px) scale(0.95); }
  75% { transform: translate(5px, 15px) scale(1.02); }
}

/* ===== Skills Section ===== */
.skills {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.skills__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.skills__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.skills__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.skills__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.skills__categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-3xl);
}

.skills__category {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast);
}

.skills__category:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
}

.skills__category.is-active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-dim);
  box-shadow: 0 0 20px var(--color-primary-dim);
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.skills__grid .skill-card.is-visible {
  display: flex;
}

.skill-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.8), rgba(26, 26, 36, 0.6));
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--color-border);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-spring);
  transform-style: preserve-3d;
  perspective: 800px;
  cursor: default;
  overflow: hidden;
  display: none;
}

.skill-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-xl) + 1px);
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-purple), var(--color-cyan));
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.skill-card:hover::before {
  opacity: 0.6;
}

.skill-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 8px 32px var(--color-shadow), 0 0 24px var(--color-electric-blue-dim);
  transform: perspective(800px) rotateY(4deg) rotateX(-2deg) translateY(-2px);
}

.skill-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-surface), var(--color-surface-hover));
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.skill-card__icon i {
  width: 28px;
  height: 28px;
  color: var(--color-electric-blue);
}

.skill-card__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 0;
}

.skill-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
}

.skill-card__desc {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.skill-card__level {
  display: flex;
  gap: 3px;
  margin-top: var(--space-xs);
}

.skill-card__level-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-border);
  transition: background var(--transition-fast);
}

.skill-card__level-dot.is-filled {
  background: var(--color-electric-blue);
  box-shadow: 0 0 6px var(--color-electric-blue-dim);
}

@keyframes skill-stagger {
  from {
    opacity: 0;
    y: 30;
  }
  to {
    opacity: 1;
    y: 0;
  }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .skills__grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-md);
  }
}

@media (max-width: 768px) {
  .skills__grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
  }

  .skills__header {
    margin-bottom: var(--space-2xl);
  }

  .skills__categories {
    margin-bottom: var(--space-xl);
  }
}

@media (max-width: 480px) {
  .skills__grid {
    grid-template-columns: 1fr;
  }

  .skill-card {
    padding: var(--space-md);
    gap: var(--space-sm);
  }

  .skill-card__icon {
    width: 40px;
    height: 40px;
  }

  .skill-card__icon i {
    width: 24px;
    height: 24px;
  }
}

/* ===== Projects Section ===== */
.projects {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.projects__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.projects__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.projects__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.projects__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  align-items: start;
}

.project-card {
  position: relative;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.85), rgba(26, 26, 36, 0.7));
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-spring);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.project-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 16px 48px var(--color-shadow), 0 0 32px var(--color-electric-blue-dim);
  transform: perspective(1000px) rotateY(-3deg) rotateX(2deg) translateY(-4px);
}

.project-card__image {
  position: relative;
  height: 240px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.project-card__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-dark-navy), var(--color-dark-blue));
  position: relative;
  overflow: hidden;
}

.project-card__image-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent 40%,
    var(--color-electric-blue-dim) 50%,
    transparent 60%
  );
  animation: image-shimmer 4s ease-in-out infinite;
}

.project-card__image-placeholder svg {
  width: 64px;
  height: 64px;
  color: var(--color-text-muted);
  opacity: 0.4;
  z-index: 1;
}

.project-card__image-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image-img {
  transform: scale(1.08);
}

@keyframes image-shimmer {
  0%, 100% { opacity: 0.3; transform: translateX(-100%); }
  50% { opacity: 0.7; transform: translateX(100%); }
}

.project-card__body {
  padding: var(--space-lg);
}

.project-card__category {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: var(--space-sm);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.project-card__description {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.project-card__features-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.project-card__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.project-card__feature {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition: border-color var(--transition-fast);
}

.project-card__feature:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.project-card__tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.project-card__tech-badge {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast);
}

.project-card__tech-badge:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
}

.project-card__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.project-card__actions .btn {
  font-size: var(--fs-sm);
  padding: 0.6rem 1.4rem;
}

/* ===== Certificates Section ===== */
.certificates {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.certificates__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.certificates__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.certificates__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.certificates__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.certificates__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  align-items: start;
}

.certificate-card {
  position: relative;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.85), rgba(26, 26, 36, 0.7));
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-spring);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.certificate-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 16px 48px var(--color-shadow), 0 0 32px var(--color-electric-blue-dim);
  transform: perspective(1000px) rotateY(-3deg) rotateX(2deg) translateY(-4px);
}

.certificate-card__image {
  position: relative;
  height: 240px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.certificate-card__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-dark-navy), var(--color-dark-blue));
  position: relative;
  overflow: hidden;
}

.certificate-card__image-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent 40%,
    var(--color-electric-blue-dim) 50%,
    transparent 60%
  );
  animation: image-shimmer 4s ease-in-out infinite;
}

.certificate-card__image-placeholder svg {
  width: 64px;
  height: 64px;
  color: var(--color-text-muted);
  opacity: 0.4;
  z-index: 1;
}

.certificate-card__image-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  transition: transform var(--transition-slow);
}

.certificate-card:hover .certificate-card__image-img {
  transform: scale(1.08);
}

.certificate-card__body {
  padding: var(--space-lg);
}

.certificate-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}

.certificate-card__issuer {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--color-cyan);
  margin-bottom: var(--space-xs);
}

.certificate-card__date {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

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

@media (max-width: 768px) {
  .projects__image {
    height: 200px;
  }

  .project-card__body {
    padding: var(--space-md);
  }

  .project-card__title {
    font-size: var(--fs-lg);
  }

  .project-card__actions {
    flex-direction: column;
  }

  .project-card__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .projects__image {
    height: 180px;
  }

  .project-card__feature {
    font-size: 0.55rem;
    padding: 0.2rem 0.5rem;
  }
}

/* ===== Project Detail Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 5, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: var(--space-lg);
  overflow-y: auto;
}

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

.modal {
  position: relative;
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.95), rgba(26, 26, 36, 0.9));
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  transition: transform var(--transition-spring), opacity var(--transition-base);
}

.modal--active {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  z-index: 10;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast);
}

.modal__close:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
}

.modal__close svg {
  width: 20px;
  height: 20px;
}

.modal__image {
  position: relative;
  height: 280px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.modal__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-dark-navy), var(--color-dark-blue));
  position: relative;
}

.modal__image-placeholder svg {
  width: 80px;
  height: 80px;
  color: var(--color-text-muted);
  opacity: 0.4;
}

.modal__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent 40%,
    var(--color-electric-blue-dim) 50%,
    transparent 60%
  );
  animation: image-shimmer 4s ease-in-out infinite;
}

@keyframes image-shimmer {
  0%, 100% { opacity: 0.3; transform: translateX(-100%); }
  50% { opacity: 0.7; transform: translateX(100%); }
}

.modal__body {
  padding: var(--space-xl);
  overflow-y: auto;
  max-height: calc(90vh - 280px);
}

.modal__category {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: var(--space-sm);
}

.modal__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.modal__description {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.modal__section {
  margin-bottom: var(--space-xl);
}

.modal__section-title {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.modal__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.modal__feature {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition: border-color var(--transition-fast);
}

.modal__feature:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.modal__tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.modal__tech-badge {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast);
}

.modal__tech-badge:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
}

.modal__architecture {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--color-deep-black);
  border: 1px solid var(--color-border);
}

.modal__list {
  list-style: none;
  padding: 0;
}

.modal__list-item {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.modal__list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-electric-blue);
  box-shadow: 0 0 8px var(--color-electric-blue-dim);
}

.modal__actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.modal__actions .btn {
  flex: 1;
  justify-content: center;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .modal {
    max-height: 95vh;
  }

  .modal__image {
    height: 200px;
  }

  .modal__body {
    padding: var(--space-lg);
    max-height: calc(95vh - 200px);
  }

  .modal__title {
    font-size: var(--fs-xl);
  }

  .modal__actions {
    flex-direction: column;
  }

  .modal__actions .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .modal-overlay {
    padding: var(--space-md);
    align-items: flex-end;
  }

  .modal {
    max-height: 98vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transform: translateY(100%);
  }

  .modal--active {
    transform: translateY(0);
  }

  .modal__image {
    height: 180px;
  }

  .modal__body {
    padding: var(--space-md);
    max-height: calc(98vh - 180px);
  }
}

/* ===== Utility ===== */


/* ===== Journey Section ===== */
.journey {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.journey__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.journey__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.journey__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.journey__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.journey__timeline {
  position: relative;
  padding-inline: var(--space-xl);
  max-width: 800px;
  margin-inline: auto;
}

.journey__timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--color-border) 5%,
    var(--color-electric-blue) 50%,
    var(--color-border) 95%,
    transparent
  );
  transform: translateX(-50%);
}

.journey__item {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-3xl);
}

.journey__item:nth-child(odd) {
  flex-direction: row;
}

.journey__item:nth-child(even) {
  flex-direction: row-reverse;
}

.journey__dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-electric-blue);
  z-index: 2;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.journey__dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-electric-blue-dim);
  animation: dot-pulse 2s ease-in-out infinite;
}

.journey__dot.is-active {
  transform: translateX(-50%) scale(1.3);
  box-shadow: 0 0 20px var(--color-electric-blue-dim), 0 0 40px var(--color-primary-dim);
}

.journey__dot.is-active::after {
  border-color: var(--color-primary);
  animation: dot-glow 1.5s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.2); }
}

@keyframes dot-glow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.5); }
}

.journey__content {
  width: 45%;
  padding: var(--space-lg);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.85), rgba(26, 26, 36, 0.7));
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--color-border);
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--transition-base), transform var(--transition-spring);
}

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

.journey__item:nth-child(odd) .journey__content {
  margin-left: auto;
  text-align: left;
}

.journey__item:nth-child(even) .journey__content {
  margin-right: auto;
  text-align: right;
}

.journey__year {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: var(--space-xs);
}

.journey__title-card {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

.journey__role {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.journey__date {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-electric-blue);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.journey__description {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.journey__tasks-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.journey__task {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  padding-left: var(--space-lg);
  position: relative;
  line-height: 1.6;
  margin-bottom: var(--space-xs);
}

.journey__task::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-electric-blue);
  box-shadow: 0 0 6px var(--color-electric-blue-dim);
}

.journey__highlight {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-electric-blue-dim), var(--color-neon-purple-dim));
  border: 1px solid rgba(59, 130, 246, 0.2);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-electric-blue);
  letter-spacing: 0.04em;
  margin-top: var(--space-sm);
}

/* ===== Journey Responsive ===== */
@media (max-width: 768px) {
  .journey__timeline::before {
    left: 20px;
  }

  .journey__item {
    flex-direction: column !important;
    padding-left: 50px;
    margin-bottom: var(--space-2xl);
  }

  .journey__dot {
    left: 20px;
    width: 14px;
    height: 14px;
  }

  .journey__content {
    width: 100%;
    margin-left: 0 !important;
    margin-right: 0 !important;
    text-align: left !important;
  }
}

@media (max-width: 480px) {
  .journey__content {
    padding: var(--space-md);
  }

  .journey__title-card {
    font-size: var(--fs-base);
  }

  .journey__highlight {
    font-size: 0.6rem;
    padding: 0.4rem 0.7rem;
  }
}

/* ===== Tech World Section ===== */
.tech-world {
  padding-block: var(--space-4xl);
  overflow: hidden;
  position: relative;
}

.tech-world__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.tech-world__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.tech-world__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.tech-world__subtitle {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.tech-world__scene {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-deep-black);
}

.tech-world__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.tech-world__tooltip {
  position: fixed;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  background: rgba(18, 18, 26, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-text-primary);
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transition: opacity var(--transition-fast);
  white-space: nowrap;
}

.tech-world__tooltip.is-visible {
  opacity: 1;
}

.tech-world__fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.tech-world__fallback-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
  width: 100%;
  max-width: 700px;
}

.tech-world__fallback-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-surface), var(--color-surface-hover));
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--tech-color, var(--color-electric-blue));
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.tech-world__fallback-card:hover {
  border-color: var(--tech-color, var(--color-electric-blue));
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
}

.tech-world__fallback-name {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--tech-color, var(--color-text-primary));
}

/* ===== Tech World Responsive ===== */
@media (max-width: 1024px) {
  .tech-world__scene {
    height: 400px;
  }
}

@media (max-width: 768px) {
  .tech-world__scene {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .tech-world__scene {
    height: 250px;
    border-radius: var(--radius-md);
  }

  .tech-world__fallback-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }
}

/* ===== Contact Section ===== */
.contact {
  padding-block: var(--space-4xl);
  overflow: hidden;
}

.contact__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.contact__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-electric-blue);
  margin-bottom: var(--space-sm);
}

.contact__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.contact__description {
  font-size: var(--fs-body-large);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: var(--space-md) auto 0;
  line-height: 1.7;
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: start;
  max-width: 900px;
  margin-inline: auto;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.85), rgba(26, 26, 36, 0.7));
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--color-border);
}

.contact__info-title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.contact__info-text {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.contact__social {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.contact__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.contact__social-link svg {
  width: 20px;
  height: 20px;
}

.contact__social-link:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
  transform: translateY(-2px);
}

.contact__form-wrapper {
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(18, 18, 26, 0.9), rgba(26, 26, 36, 0.75));
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border: 1px solid var(--color-border);
  padding: var(--space-2xl);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact__field {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.contact__field-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.contact__field-input {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-lg);
  background: var(--color-deep-black);
  border: 1px solid var(--color-border);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text-primary);
  outline: none;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast);
}

.contact__field-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.contact__field-input:focus {
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 0 3px var(--color-electric-blue-dim), 0 0 20px var(--color-electric-blue-dim);
  background: var(--color-surface);
}

.contact__field-input.is-error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.contact__field-input.is-success {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-dim);
}

.contact__field-error {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: #ef4444;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

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

.contact__field-textarea {
  min-height: 140px;
  resize: vertical;
}

.contact__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  width: 100%;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-purple));
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
  outline: none;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    filter var(--transition-fast);
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
}

.contact__submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--color-electric-blue-dim), 0 0 60px var(--color-neon-purple-dim);
  filter: brightness(1.1);
}

.contact__submit:active {
  transform: scale(0.98);
}

.contact__submit:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Success State */
.contact__success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  gap: var(--space-lg);
}

.contact__success.is-active {
  display: flex;
}

.contact__success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-dim), var(--color-electric-blue-dim));
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: success-pulse 2s ease-in-out infinite;
}

.contact__success-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
}

@keyframes success-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--color-primary-dim); }
  50% { box-shadow: 0 0 40px var(--color-primary-dim), 0 0 60px var(--color-electric-blue-dim); }
}

.contact__success-title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.contact__success-text {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .contact__form-wrapper {
    padding: var(--space-lg);
  }

  .contact__info {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .contact__form-wrapper {
    padding: var(--space-md);
  }

  .contact__social {
    justify-content: center;
  }

  .contact__field-textarea {
    min-height: 100px;
  }
}

/* ===== Footer ===== */
.footer {
  padding-block: var(--space-3xl);
  border-top: 1px solid var(--color-border);
  background: var(--color-deep-black);
}

.footer__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer__name {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.footer__name span {
  color: var(--color-electric-blue);
}

.footer__role {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
  margin-top: var(--space-xs);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.footer__social-link svg {
  width: 20px;
  height: 20px;
}

.footer__social-link:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
  background: var(--color-electric-blue-dim);
  box-shadow: 0 0 20px var(--color-electric-blue-dim);
  transform: translateY(-2px);
}

.footer__bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer__copyright {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-electric-blue), var(--color-neon-purple));
  border: none;
  color: var(--color-text-primary);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition:
    opacity var(--transition-base),
    visibility var(--transition-base),
    transform var(--transition-spring),
    box-shadow var(--transition-fast);
  box-shadow: 0 4px 20px var(--color-electric-blue-dim);
}

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

.back-to-top:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 8px 30px var(--color-electric-blue-dim), 0 0 40px var(--color-neon-purple-dim);
}

.back-to-top:active {
  transform: scale(0.95);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

/* ===== Custom Cursor (Desktop Only) ===== */
body.has-cursor .cursor-dot,
body.has-cursor .cursor-outline {
  display: block;
}

body.has-cursor {
  cursor: none !important;
}

body.has-cursor a:hover,
body.has-cursor button:hover,
body.has-cursor .nav__link:hover,
body.has-cursor .btn:hover,
body.has-cursor .project-card:hover,
body.has-cursor .skill-card:hover,
body.has-cursor .contact__social-link:hover,
body.has-cursor .footer__social-link:hover {
  cursor: none !important;
}

.cursor-dot {
  position: fixed;
  width: 6px;
  height: 6px;
  background: #00d4aa;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.2s;
}

.cursor-outline {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid #00d4aa;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease-out, border-color 0.2s, opacity 0.2s;
}

.cursor-outline.is-hover {
  transform: translate(-50%, -50%) scale(1.8);
  border-color: #f472b6;
}

.cursor-dot.is-hidden {
  opacity: 0;
}

/* ===== Separator ===== */


/* ===== Utility ===== */




/* ===== Responsive placeholder (actual rules in responsive.css) ===== */

/* ===== Animation Performance ===== */
.hero__label,
.hero__title-line,
.hero__role,
.hero__description,
.hero__actions,
.hero__scroll,
.about__label,
.about__title,
.about__description,
.about__interest,
.about__stat,
.about__cta,
.skills__label,
.skills__title,
.skills__subtitle,
.skills__category,
.skill-card,
.journey__label,
.journey__title,
.journey__subtitle,
.journey__content,
.journey__dot,
.projects__label,
.projects__title,
.projects__subtitle,
.project-card,
.contact__label,
.contact__title,
.contact__description,
.contact__info,
.contact__form-wrapper,
.tech-world__label,
.tech-world__title,
.tech-world__subtitle {
  will-change: transform, opacity;
}

/* Image hover scale optimization */
.project-card__image img,
.about__image-frame {
  will-change: transform;
}

/* ===== prefers-reduced-motion Support ===== */

/* ===== Responsive Inline Fixes ===== */

/* Prevent horizontal overflow globally */
html, body {
  max-width: 100vw;
  overflow-x: hidden;
}

/* Canvas responsive sizing */
.hero__canvas,
.tech-world__canvas {
  width: 100%;
  height: 100%;
  max-width: 100%;
  display: block;
}

/* Image responsiveness */
img, picture, video, canvas, svg {
  max-width: 100%;
  height: auto;
}

/* Text overflow prevention */
.hero__title,
.about__title,
.projects__title,
.skills__title,
.journey__title,
.contact__title,
.tech-world__title,
.about__description,
.project-card__description,
.contact__info-text,
.about__interest,
.project-card__feature,
.project-card__tech-badge,
.skill-card__desc,
.journey__description,
.journey__task,
.contact__field-label,
.contact__field-input,
.footer__name {
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
}

/* Touch targets */
.btn {
  min-height: 44px;
  min-width: 44px;
}

.nav__link {
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav__toggle {
  min-width: 44px;
  min-height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.contact__field-input {
  min-height: 44px;
}

.contact__submit {
  min-height: 44px;
}

.footer__social-link,
.contact__social-link {
  min-width: 44px;
  min-height: 44px;
}

.skills__category {
  min-height: 44px;
}

.back-to-top {
  min-width: 44px;
  min-height: 44px;
}

/* Skill card responsive text */
.skill-card__name {
  overflow-wrap: break-word;
  word-break: break-word;
}

/* Project card features */
.project-card__features {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-xs);
  scrollbar-width: none;
}

.project-card__features::-webkit-scrollbar {
  display: none;
}

/* Modal image */
.modal__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* About stats grid */
.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

/* Responsive: Ensure no horizontal scroll on any section */
.section {
  overflow-x: hidden;
}

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: var(--color-bg);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  z-index: 9999;
}

.skip-link:focus {
  top: var(--space-md);
}


@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;
  }

  .hero__grid,
  .tech-world__scene {
    scroll-behavior: auto !important;
  }

  .about__image-frame:hover,
  .project-card:hover,
  .skill-card:hover,
  .cursor-outline.is-hover {
    transform: none !important;
  }
}

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



/* ===== Responsive placeholder (actual rules in responsive.css) ===== */

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