:root {
  --bg: #080a0d;
  --bg-elev: #10141c;
  --bg-card: #141a24;
  --border: rgba(148, 163, 184, 0.12);
  --text: #e7ebf1;
  --muted: #94a3b8;
  --accent: #2dd4bf;
  --accent-2: #38bdf8;
  --focus: #fbbf24;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --font: "DM Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(45, 212, 191, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(56, 189, 248, 0.08), transparent);
}

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

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-2);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  color: var(--text);
  border-radius: 8px;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
}

.wrap {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(8, 10, 13, 0.78);
  border-bottom: 1px solid var(--border);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand img {
  width: 118px;
  height: auto;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  align-items: center;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.35rem 0.25rem;
}

.nav a[aria-current="page"],
.nav a:hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.nav-toggle__bars {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.nav-toggle__bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  border-radius: 1px;
  background: currentColor;
  transition: transform 0.22s ease, opacity 0.2s ease;
}

.nav-toggle--open .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle--open .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle--open .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile__backdrop {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--site-header-offset, 4.25rem);
  bottom: 0;
  background: rgba(8, 10, 13, 0.58);
  opacity: 0;
  transition: opacity 0.26s ease;
  cursor: pointer;
}

.nav-mobile__panel {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--site-header-offset, 4.25rem);
  z-index: 1;
  background: rgba(16, 20, 28, 0.98);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  transform: translateY(-100%);
  opacity: 0;
  transition:
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.22s ease;
}

.nav-mobile--visible .nav-mobile__backdrop,
.nav-mobile--visible .nav-mobile__panel {
  opacity: 1;
}

.nav-mobile--visible .nav-mobile__panel {
  transform: translateY(0);
}

.nav-mobile__links {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.85rem min(1.25rem, 4vw) 1.15rem;
  max-width: 1120px;
  margin-inline: auto;
  width: min(1120px, 100% - 2.5rem);
}

.nav-mobile__links a {
  color: var(--text);
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.65rem 0.35rem;
  border-radius: 8px;
}

.nav-mobile__links a:hover {
  color: var(--accent);
  background: rgba(45, 212, 191, 0.08);
}

@media (max-width: 768px) {
  #nav-mobile-root:not([hidden]) {
    position: fixed;
    inset: 0;
    z-index: 60;
    pointer-events: auto;
  }

  .nav--desktop {
    display: none !important;
  }

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

@media (min-width: 769px) {
  .nav-toggle {
    display: none !important;
  }

  #nav-mobile-root {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-mobile__backdrop,
  .nav-mobile__panel {
    transition: none !important;
  }

  .nav-mobile--visible .nav-mobile__panel {
    transform: none;
  }
}

.hero {
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(3.5rem, 7vw, 5rem);
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 860px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}

.kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 5vw, 3.35rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 52ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #14b8a6);
  color: #04201c;
  box-shadow: 0 8px 28px rgba(45, 212, 191, 0.25);
}

.btn-primary:hover {
  filter: brightness(1.06);
  color: #021814;
}

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

.btn-ghost:hover {
  border-color: rgba(45, 212, 191, 0.45);
  color: var(--accent);
}

.tilt-card {
  position: relative;
  align-self: stretch;
  perspective: 980px;
  perspective-origin: 50% 50%;
}

.tilt-card .hero-card {
  position: relative;
  transform-style: preserve-3d;
  will-change: transform;
  overflow: hidden;
  box-shadow:
    var(--shadow),
    calc(var(--tilt-x, 0) * 14px) calc(var(--tilt-y, 0) * 18px) 28px rgba(0, 0, 0, 0.35);
}

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

.tilt-card .hero-card::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -40%;
  pointer-events: none;
  background: radial-gradient(
    closest-side at var(--glare-x, 50%) var(--glare-y, 50%),
    rgba(255, 255, 255, 0.14),
    transparent 62%
  );
  mix-blend-mode: overlay;
  opacity: 0.55;
  transform: translateZ(0.5px);
}

.tilt-card.tilt-card--active .hero-card::after {
  opacity: 0.75;
}

@media (prefers-reduced-motion: reduce) {
  .tilt-card {
    perspective: none;
  }

  .tilt-card .hero-card {
    transform: none !important;
    box-shadow: var(--shadow);
  }

  .tilt-card .hero-card::after {
    display: none;
  }
}

.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--muted);
}

.stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.stat-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.92rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.stat-list li:last-child {
  border-bottom: 0;
}

.stat-list span:first-child {
  color: var(--muted);
}

.stat-list .pill {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  background: rgba(45, 212, 191, 0.1);
  color: var(--accent);
}

section {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.section-title {
  margin: 0 0 0.35rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.section-intro {
  margin: 0 0 2rem;
  color: var(--muted);
  max-width: 60ch;
}

.skills-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.skill-block {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
}

.skill-block h3 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.skill-block ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.skill-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.92rem;
}

.skill-row span:first-child {
  color: var(--text);
}

.level {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--muted);
}

.level--high {
  border-color: rgba(45, 212, 191, 0.35);
  color: var(--accent);
  background: rgba(45, 212, 191, 0.08);
}

.level--mid {
  border-color: rgba(56, 189, 248, 0.35);
  color: var(--accent-2);
  background: rgba(56, 189, 248, 0.08);
}

.level--low {
  opacity: 0.9;
}

.projects {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .projects {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.project-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.15rem;
}

.project-card p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tags span {
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.1);
  color: var(--muted);
  border: 1px solid var(--border);
}

.project-card--xdefender .project-card__title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 0.65rem;
}

.project-card--xdefender .project-card__title-row h3 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--text);
}

.project-card--xdefender .project-card__icon--shield {
  flex-shrink: 0;
  color: #ffffff;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.35));
}

.project-card--xdefender .project-card__desc {
  flex: 1 1 auto;
  margin: 0 0 1rem;
}

.project-card--xdefender .project-meta {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  flex: 0 0 auto;
  margin: 0 0 1rem;
  font-size: 0.88rem;
  line-height: 1.5;
  color: rgba(203, 213, 225, 0.95);
}

.project-card--xdefender .project-meta__icon {
  flex-shrink: 0;
  margin-top: 0.12em;
  color: var(--muted);
}

.project-role {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  flex: 0 0 auto;
  margin: 0 0 0.9rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.project-role__badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  color: #04201c;
  background: linear-gradient(135deg, var(--accent), #14b8a6);
  box-shadow: 0 4px 14px rgba(45, 212, 191, 0.28);
}

.project-card--has-media {
  padding: 0;
  overflow: hidden;
}

.project-card--has-media > :not(.project-card__media) {
  padding-inline: 1.5rem;
}

.project-card--has-media > h3 {
  padding-top: 1.25rem;
}

.project-card--has-media > :last-child {
  padding-bottom: 1.5rem;
}

.project-card__media {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  text-decoration: none;
}

.project-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(8, 10, 13, 0.55) 100%);
  pointer-events: none;
  opacity: 0.85;
  transition: opacity 0.32s ease;
}

.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
  .project-card--has-media:hover .project-card__media img,
  .project-card__media:focus-visible img {
    transform: scale(1.04);
  }

  .project-card--has-media:hover .project-card__media::after,
  .project-card__media:focus-visible::after {
    opacity: 0.55;
  }
}

.project-card__media:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.contact-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: stretch;
  }
}

.contact-panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 2.25rem);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.contact-panel h3 {
  margin: 0 0 0.5rem;
}

.contact-panel p {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.contact-panel > p:nth-of-type(1) {
  flex: 1;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.9rem;
  border-radius: 10px;
  background: rgba(45, 212, 191, 0.08);
  border: 1px solid rgba(45, 212, 191, 0.22);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.95rem;
  text-decoration: none;
  width: max-content;
  max-width: 100%;
  word-break: break-all;
  transition:
    border-color 0.22s ease,
    background 0.22s ease,
    color 0.22s ease;
}

.contact-email:hover,
.contact-email:focus-visible {
  border-color: rgba(45, 212, 191, 0.55);
  background: rgba(45, 212, 191, 0.14);
  color: var(--accent-2);
}

.contact-email__icon {
  flex-shrink: 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}

.site-footer a {
  color: var(--muted);
}

.site-footer a:hover {
  color: var(--accent);
}

@keyframes reveal-rise {
  from {
    opacity: 0;
    transform: translateY(22px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

html.reveal-js .reveal-target:not(.is-revealed) {
  opacity: 0;
  transform: translateY(22px) scale(0.985);
  pointer-events: none;
}

.reveal-target.is-revealed {
  pointer-events: auto;
  animation: reveal-rise 0.68s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: var(--reveal-delay, 0ms);
}

@media (prefers-reduced-motion: no-preference) {
  .skill-block.reveal-target.is-revealed,
  .project-card.reveal-target.is-revealed {
    transition:
      transform 0.32s ease,
      box-shadow 0.32s ease,
      border-color 0.32s ease;
  }

  .skill-block.reveal-target.is-revealed:hover,
  .project-card.reveal-target.is-revealed:hover {
    transform: translateY(-5px);
    border-color: rgba(45, 212, 191, 0.32);
    box-shadow:
      0 14px 42px rgba(0, 0, 0, 0.42),
      0 0 0 1px rgba(45, 212, 191, 0.18),
      0 0 28px rgba(45, 212, 191, 0.12);
  }

  .project-card.reveal-target.is-revealed:hover {
    box-shadow:
      0 16px 48px rgba(0, 0, 0, 0.48),
      0 0 0 1px rgba(45, 212, 191, 0.22),
      0 0 32px rgba(56, 189, 248, 0.1);
  }
}

@media (prefers-reduced-motion: reduce) {
  html.reveal-js .reveal-target:not(.is-revealed),
  .reveal-target {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    pointer-events: auto !important;
  }

  .skill-block.reveal-target.is-revealed:hover,
  .project-card.reveal-target.is-revealed:hover {
    transform: none !important;
    border-color: var(--border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
  }

  .skill-block.reveal-target.is-revealed:hover {
    box-shadow: none;
  }
}