:root {
  color-scheme: dark;
  --bg: #070d0d;
  --bg-soft: #0b1413;
  --panel: rgba(13, 25, 23, 0.78);
  --text: #f3f8f6;
  --muted: #8da09a;
  --green: #15e59a;
  --green-bright: #66ffc4;
  --line: rgba(99, 255, 194, 0.14);
  --display: "Space Grotesk", sans-serif;
  --body: "DM Sans", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--green) var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 13%, rgba(21, 229, 154, 0.1), transparent 24%),
    radial-gradient(circle at 9% 34%, rgba(21, 229, 154, 0.045), transparent 25%),
    var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(43, 255, 176, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 255, 176, 0.022) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }

#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: 20;
  opacity: 0.033;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.88' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.pointer-glow {
  position: fixed;
  z-index: -1;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(21, 229, 154, 0.09), transparent 68%);
}

.section-shell {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 50%;
  z-index: 10;
  width: min(1280px, 100%);
  min-height: 82px;
  padding: 0 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(72, 255, 183, 0.08);
  background: rgba(7, 13, 13, 0.72);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand-name {
  font: 700 1.45rem/1 var(--display);
  letter-spacing: -0.05em;
}

nav { display: flex; gap: clamp(24px, 4vw, 52px); }

nav a,
.header-contact {
  position: relative;
  color: #c7d1ce;
  font: 600 0.78rem/1 var(--display);
  letter-spacing: 0.08em;
  transition: color 0.2s ease;
}

nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 1px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

nav a:hover,
.header-contact:hover { color: var(--green-bright); }
nav a:hover::after { transform: scaleX(1); transform-origin: left; }

.header-contact { display: flex; align-items: center; gap: 8px; }

.header-contact::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 13px var(--green);
}

.hero {
  position: relative;
  min-height: 100svh;
  padding: 135px 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  grid-template-rows: 1fr auto;
  gap: 40px 70px;
  align-items: center;
}

.hero-copy { position: relative; z-index: 3; }

.hero-kicker,
.eyebrow {
  margin: 0 0 22px;
  color: var(--green);
  font: 600 0.74rem/1.4 var(--display);
  letter-spacing: 0.13em;
}

.hero-kicker { display: flex; align-items: center; gap: 10px; }

.pulse-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(21, 229, 154, 0.55);
  animation: pulse 2.2s infinite;
}

.hero h1,
.section-heading h2,
.contact-section h2 {
  margin: 0;
  font-family: var(--display);
  letter-spacing: -0.065em;
}

.hero h1 {
  font-size: clamp(3.4rem, 6.7vw, 6.75rem);
  line-height: 0.95;
}

.outline-text {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--green);
  text-shadow: 0 0 34px rgba(21, 229, 154, 0.12);
}

.hero-intro {
  max-width: 620px;
  margin: 30px 0 0;
  color: #a8b7b2;
  font-size: clamp(1rem, 1.35vw, 1.14rem);
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: 600 0.78rem/1 var(--display);
  letter-spacing: 0.07em;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.button.primary {
  background: var(--green);
  color: #03110c;
  box-shadow: 0 12px 38px rgba(21, 229, 154, 0.18);
}

.button.ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.018);
  color: #d9e2df;
}

.button:hover { border-color: rgba(102, 255, 196, 0.55); box-shadow: 0 16px 40px rgba(21, 229, 154, 0.16); }

.hero-visual {
  position: relative;
  min-height: 630px;
  display: grid;
  place-items: center;
  perspective: 1300px;
}

.card-hanger {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 4;
  width: 84px;
  height: 150px;
  transform: translateX(-50%);
  pointer-events: none;
}

.lanyard {
  position: absolute;
  top: -36px;
  left: 50%;
  width: 24px;
  height: 135px;
  background: linear-gradient(90deg, #087c58, var(--green), #087c58);
  transform: translateX(-50%);
  box-shadow: 0 0 28px rgba(21, 229, 154, 0.12);
}

.clip {
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 72px;
  height: 36px;
  border: 5px solid #1c2826;
  border-radius: 8px 8px 12px 12px;
  background: #33413e;
  transform: translateX(-50%);
  box-shadow: 0 7px 16px rgba(0, 0, 0, 0.5);
}

.clip i {
  position: absolute;
  inset: 7px 14px;
  border-radius: 3px;
  background: #101817;
}

.id-card {
  position: absolute;
  top: 126px;
  z-index: 3;
  width: min(410px, 88vw);
  padding: 13px;
  border: 9px solid #17211f;
  border-radius: 30px;
  background: #0a1211;
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(90, 255, 194, 0.14),
    0 0 60px rgba(21, 229, 154, 0.08);
  transform-origin: 50% 0;
  transform-style: preserve-3d;
  animation: badge-swing 5.8s ease-in-out infinite;
  will-change: transform;
}

.id-card::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 50%;
  width: 58px;
  height: 17px;
  border-radius: 8px;
  background: #222e2c;
  transform: translateX(-50%);
  box-shadow: inset 0 2px 4px #050807;
}

.card-shine {
  position: absolute;
  inset: 13px;
  z-index: 2;
  border-radius: 17px;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 25%, rgba(255, 255, 255, 0.09) 42%, transparent 57%);
  transform: translateX(-70%);
  transition: transform 0.5s ease;
}

.id-card:hover .card-shine { transform: translateX(70%); }

.portrait-frame {
  overflow: hidden;
  aspect-ratio: 1 / 1.16;
  border-radius: 16px 16px 5px 5px;
  background: #f5f6f5;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: saturate(0.88) contrast(1.04);
}

.id-card-footer {
  min-height: 98px;
  padding: 18px 8px 7px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
}

.id-card-footer strong {
  display: block;
  font: 700 1.42rem/1.2 var(--display);
  letter-spacing: -0.03em;
}

.id-card-footer span {
  display: block;
  margin-top: 5px;
  color: var(--green);
  font: 600 0.58rem/1.3 var(--display);
  letter-spacing: 0.1em;
}

.id-card-footer .card-code { color: #71827d; white-space: nowrap; }

.float-label {
  position: absolute;
  z-index: 5;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(7, 13, 13, 0.82);
  color: var(--green);
  font: 600 0.62rem/1 var(--display);
  letter-spacing: 0.12em;
  backdrop-filter: blur(12px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.32);
}

.label-one { top: 27%; left: -1%; animation: float 5s ease-in-out infinite; }
.label-two { right: -2%; bottom: 20%; animation: float 6s ease-in-out 0.8s infinite; }

.hero-metrics {
  grid-column: 1 / -1;
  padding-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}

.metric {
  min-height: 90px;
  padding: 12px 26px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid var(--line);
}

.metric:first-child { padding-left: 0; }
.metric:last-child { border-right: 0; }

.metric strong { font: 700 clamp(1.6rem, 3vw, 2.3rem)/1 var(--display); }
.metric span { margin-top: 8px; color: var(--muted); font: 600 0.62rem/1.3 var(--display); letter-spacing: 0.1em; }

.content-section { padding-top: 150px; }
.section-heading { margin-bottom: 52px; }

.section-heading h2,
.contact-section h2 {
  font-size: clamp(2.45rem, 5vw, 5.1rem);
  line-height: 1.04;
}

.section-heading h2 span,
.contact-section h2 span { color: transparent; -webkit-text-stroke: 1px var(--green); }

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

.education-card,
.experience-card,
.skill-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17, 31, 29, 0.78), rgba(8, 16, 15, 0.86));
}

.education-card {
  min-height: 330px;
  padding: 34px;
  border-radius: 14px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.education-card:hover { transform: translateY(-6px); border-color: rgba(21, 229, 154, 0.38); }

.education-index { color: var(--green); font: 600 0.68rem/1 var(--display); letter-spacing: 0.13em; }
.education-card h3 { margin: 64px 0 5px; font: 700 1.6rem/1.2 var(--display); }
.education-card .faculty { margin: 0 0 20px; color: #ccd7d3; }
.education-card .degree { margin: 0; color: var(--green-bright); font-weight: 600; }
.education-card .detail { color: var(--muted); }
.education-card time { display: block; margin-top: 25px; color: #71827d; font-size: 0.78rem; }

.experience-card {
  position: relative;
  overflow: hidden;
  padding: clamp(32px, 6vw, 70px);
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 70px;
  border-radius: 18px;
}

.experience-card::after {
  content: "WORK";
  position: absolute;
  right: -12px;
  bottom: -58px;
  color: rgba(21, 229, 154, 0.035);
  font: 700 11rem/1 var(--display);
  letter-spacing: -0.08em;
}

.experience-meta { position: relative; z-index: 1; }
.experience-meta .period { color: var(--green); font: 600 0.72rem/1 var(--display); letter-spacing: 0.12em; }
.experience-meta h3 { margin: 22px 0 4px; font: 700 2rem/1.2 var(--display); }
.experience-meta p { margin: 0; color: var(--muted); }
.experience-meta strong { display: block; margin-top: 32px; color: #dce5e2; }

.experience-points { position: relative; z-index: 1; margin: 0; padding: 0; list-style: none; }
.experience-points li { position: relative; padding: 22px 0 22px 28px; border-top: 1px solid var(--line); color: #aebdb8; }
.experience-points li::before { content: "↗"; position: absolute; left: 0; top: 22px; color: var(--green); }

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

.project-card {
  position: relative;
  padding: 38px 0;
  display: grid;
  grid-template-columns: 110px minmax(260px, 0.8fr) minmax(340px, 1.2fr);
  gap: 38px;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.3s ease, background 0.3s ease;
}

.project-card:hover { padding-left: 18px; background: linear-gradient(90deg, rgba(21, 229, 154, 0.045), transparent); }
.project-number { color: var(--green); font: 600 0.73rem/1 var(--display); letter-spacing: 0.12em; }
.project-card h3 { margin: 0; font: 700 clamp(1.25rem, 2.6vw, 2rem)/1.25 var(--display); }
.project-role { margin-top: 9px; color: var(--green); font: 600 0.65rem/1.4 var(--display); letter-spacing: 0.11em; }
.project-copy > p { margin-top: 0; color: #aebdb8; }
.project-points { margin: 18px 0 0; padding: 0; list-style: none; }
.project-points li { padding: 8px 0 8px 18px; position: relative; color: var(--muted); font-size: 0.88rem; }
.project-points li::before { content: ""; position: absolute; top: 19px; left: 0; width: 6px; height: 1px; background: var(--green); }

.skill-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.skill-card {
  min-height: 205px;
  padding: 28px;
  border-radius: 12px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.skill-card:hover { transform: translateY(-5px); border-color: rgba(21, 229, 154, 0.38); }
.skill-card > span { color: var(--green); font: 600 0.66rem/1 var(--display); letter-spacing: 0.12em; }
.skill-card h3 { margin: 48px 0 10px; font: 700 1.18rem/1.25 var(--display); }
.skill-card p { margin: 0; color: var(--muted); font-size: 0.88rem; }

.contact-section {
  margin-top: 150px;
  padding-top: 80px;
  padding-bottom: 80px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: end;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.contact-actions { display: grid; gap: 12px; }
.contact-link { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(21, 229, 154, 0.55); color: var(--green); font: 600 0.82rem/1 var(--display); letter-spacing: 0.1em; }
.contact-link i { font-style: normal; font-size: 1.65rem; transition: transform 0.25s ease; }
.contact-link:hover i { transform: translate(5px, -5px); }

.site-footer {
  min-height: 118px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  color: #61716c;
  font: 600 0.65rem/1 var(--display);
  letter-spacing: 0.08em;
}

.site-footer a { justify-self: end; color: #92a39e; }

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

@keyframes pulse {
  70% { box-shadow: 0 0 0 9px rgba(21, 229, 154, 0); }
  100% { box-shadow: 0 0 0 0 rgba(21, 229, 154, 0); }
}

@keyframes badge-swing {
  0%, 100% { transform: rotateZ(-2.1deg) rotateY(1deg); }
  50% { transform: rotateZ(2.1deg) rotateY(-1deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-13px); }
}

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 145px; }
  .hero-visual { min-height: 630px; }
  .hero-metrics { grid-column: 1; grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .experience-card { grid-template-columns: 1fr; gap: 35px; }
  .project-card { grid-template-columns: 70px 1fr; }
  .project-copy { grid-column: 2; }
  .skill-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-section { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .section-shell { width: min(100% - 30px, 1200px); }
  .site-header { min-height: 66px; padding: 0 17px; }
  nav { display: none; }
  .hero { padding-top: 110px; }
  .hero h1 { font-size: clamp(2.75rem, 13vw, 4.5rem); }
  .hero-kicker { align-items: flex-start; font-size: 0.62rem; }
  .hero-visual { min-height: 560px; }
  .card-hanger { height: 124px; }
  .lanyard { height: 112px; }
  .id-card { top: 108px; }
  .label-one { left: 0; }
  .label-two { right: 0; }
  .hero-metrics { padding-top: 0; }
  .metric { padding: 20px 12px; }
  .metric:first-child { padding-left: 12px; }
  .content-section { padding-top: 105px; }
  .section-heading { margin-bottom: 36px; }
  .education-grid, .skill-grid { grid-template-columns: 1fr; }
  .education-card { min-height: 290px; }
  .project-card { grid-template-columns: 45px 1fr; gap: 20px; padding: 30px 0; }
  .project-copy { grid-column: 1 / -1; padding-left: 65px; }
  .contact-section { margin-top: 105px; padding-block: 55px; }
  .site-footer { grid-template-columns: 1fr 1fr; min-height: 96px; }
  .site-footer span:nth-child(2) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  #particle-canvas, .pointer-glow { display: none; }
  .reveal { opacity: 1; transform: none; }
}