/* A cleaner, less AI-looking visual system */
:root {
  --bg: #080a09;
  --bg-soft: #0d100e;
  --surface: rgba(20, 24, 21, .72);
  --surface-solid: #111512;
  --surface-light: #171c18;
  --text: #f3f6f3;
  --muted: #99a39b;
  --faint: #5e6861;
  --line: rgba(255,255,255,.09);
  --line-strong: rgba(255,255,255,.15);
  --accent: #5cff91;
  --accent-soft: rgba(92,255,145,.12);
  --accent-glow: rgba(92,255,145,.20);
  --radius: 22px;
  --container: 1180px;
  --shadow: 0 25px 80px rgba(0,0,0,.28);
}

body.light {
  --bg: #f3f6f3;
  --bg-soft: #e9eee9;
  --surface: rgba(255,255,255,.72);
  --surface-solid: #fff;
  --surface-light: #edf2ed;
  --text: #101410;
  --muted: #566058;
  --faint: #89938b;
  --line: rgba(16,20,16,.1);
  --line-strong: rgba(16,20,16,.18);
  --accent: #159447;
  --accent-soft: rgba(21,148,71,.1);
  --accent-glow: rgba(21,148,71,.16);
  --shadow: 0 25px 80px rgba(25,50,30,.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "DM Sans", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  transition: background .3s ease, color .3s ease;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background:
    radial-gradient(circle at 80% 10%, var(--accent-soft), transparent 28%),
    radial-gradient(circle at 10% 55%, rgba(92,255,145,.025), transparent 30%);
}
body.light::before { opacity: .45; }

.noise {
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  opacity: .018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
.section { padding: 125px 0; position: relative; }

.eyebrow {
  color: var(--faint);
  font-size: .68rem;
  letter-spacing: .12em;
  font-weight: 700;
}
.section-heading {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 62px;
}
.section-number {
  color: var(--faint);
  font: 500 .78rem/1 "Space Grotesk";
  padding-top: 7px;
}
h1, h2, h3 { font-family: "Space Grotesk", sans-serif; letter-spacing: -.04em; }
h2 { font-size: clamp(3rem, 6vw, 5.6rem); line-height: .98; margin-top: 8px; }
.accent-text { color: var(--accent); }
.lead { color: var(--text) !important; font-size: 1.25rem !important; line-height: 1.5; }

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: padding .25s, background .25s, border-color .25s;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  padding: 10px 0;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(18px);
  border-color: var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 28px; }
.logo { font: 700 1.55rem/1 "Space Grotesk"; letter-spacing: -.08em; }
.logo span { color: var(--accent); }
.nav-menu { display: flex; gap: 25px; margin-inline: auto; }
.nav-link { color: var(--muted); font-size: .82rem; font-weight: 600; transition: color .2s; }
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link.active { position: relative; }
.nav-link.active::after {
  content: "";
  position: absolute;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  left: 50%; bottom: -8px;
  transform: translateX(-50%);
}
.nav-actions { display: flex; align-items: center; gap: 15px; }
.nav-social { color: var(--muted); font-size: .76rem; font-weight: 600; }
.nav-social:hover { color: var(--text); }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 15px 22px;
  font-weight: 700;
  font-size: .82rem;
  transition: transform .25s, background .25s, border-color .25s, box-shadow .25s;
}
.button:hover { transform: translateY(-3px); border-color: var(--accent); }
.button-primary {
  background: var(--accent);
  color: #07100a;
  border-color: var(--accent);
  box-shadow: 0 12px 35px var(--accent-glow);
}
.button-primary:hover { box-shadow: 0 18px 45px var(--accent-glow); }
.button-ghost { background: var(--surface); }
.button-small { padding: 10px 15px; font-size: .72rem; background: var(--surface); }
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
}
.menu-toggle { display: none; margin-left: auto; border: 0; background: none; width: 34px; padding: 5px; }
.menu-toggle span { display: block; height: 2px; background: var(--text); margin: 5px 0; }

.hero {
  min-height: 100svh;
  padding-top: 145px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  align-items: center;
  gap: 70px;
}
.location-line {
  color: var(--faint);
  font-size: .78rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(3.3rem, 6.5vw, 6.8rem);
  line-height: .91;
  margin: 0 0 30px;
  max-width: 800px;
}
.hero h1 span { color: var(--text); }
.hero h1 strong { color: var(--accent); font-weight: 700; }
.hero-text { max-width: 590px; color: var(--muted); font-size: 1.1rem; line-height: 1.75; }
.hero-buttons { display: flex; gap: 12px; margin-top: 32px; }
.social-row { display: flex; gap: 24px; margin-top: 30px; color: var(--faint); font-size: .77rem; font-weight: 700; }
.social-row a:hover { color: var(--accent); }

.hero-visual {
  min-height: 620px;
  display: grid;
  place-items: center;
  position: relative;
}
.profile-frame {
  width: min(420px, 75vw);
  aspect-ratio: 4 / 5;
  position: relative;
  transform: rotate(1deg);
}
.profile-frame::before {
  content: "";
  position: absolute;
  inset: -10px;
  border: 1px solid var(--line);
  border-radius: 34px;
  transform: rotate(-2deg);
}
.profile-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
  border: 1px solid var(--line-strong);
  display: block;
  position: relative;
  z-index: 2;
  filter: saturate(.92);
  box-shadow: var(--shadow);
}
.profile-glow {
  position: absolute;
  width: 70%;
  height: 70%;
  background: var(--accent);
  filter: blur(100px);
  opacity: .13;
  right: -15%;
  top: 10%;
  z-index: 0;
}
.floating-card {
  position: absolute;
  z-index: 3;
  background: rgba(12,16,13,.86);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(16px);
  border-radius: 13px;
  box-shadow: var(--shadow);
}
body.light .floating-card { background: rgba(255,255,255,.88); }
.card-build {
  left: -52px;
  top: 17%;
  padding: 14px 16px;
}
.card-interest {
  right: -48px;
  bottom: 16%;
  padding: 14px 16px;
}
.card-label {
  display: block;
  color: var(--faint);
  font-size: .57rem;
  letter-spacing: .12em;
  font-weight: 700;
  margin-bottom: 3px;
}
.floating-card strong {
  display: block;
  font: 600 .83rem "DM Sans";
  white-space: nowrap;
}
.hero-bottom {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--faint);
  font-size: .63rem;
  letter-spacing: .14em;
}
.scroll-line { height: 1px; width: 70px; background: var(--line-strong); }

.about-section { border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.about-image-wrap { position: relative; }
.about-image {
  width: 100%;
  aspect-ratio: 1 / 1.08;
  object-fit: cover;
  border-radius: 28px;
  border: 1px solid var(--line);
  display: block;
}
.image-caption {
  position: absolute;
  left: 20px; right: 20px; bottom: 20px;
  padding: 12px 15px;
  background: rgba(8,10,9,.72);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: flex;
  justify-content: space-between;
  color: #cbd2cd;
  font: 600 .63rem "Space Grotesk";
  letter-spacing: .08em;
}
.about-content > p:not(.lead) { color: var(--muted); margin-top: 18px; max-width: 600px; }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-top: 38px; }
.stat-card { padding: 20px 13px; background: var(--surface); border: 1px solid var(--line); border-radius: 15px; }
.stat-card strong { display: block; font: 700 1.35rem "Space Grotesk"; color: var(--accent); }
.stat-card span { display: block; color: var(--faint); font-size: .65rem; margin-top: 4px; }

.skills-section { background: var(--bg-soft); }
.skills-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; }
.skills-intro p:not(.lead) { color: var(--muted); max-width: 330px; margin-top: 18px; }
.skill-groups { display: grid; gap: 30px; }
.skill-group { border-bottom: 1px solid var(--line); padding-bottom: 25px; }
.skill-group h3 { font-size: 1rem; margin-bottom: 14px; color: var(--muted); }
.skill-list { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-list span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  font-size: .78rem;
  transition: .25s;
}
.skill-list span:hover { transform: translateY(-2px); border-color: var(--accent); background: var(--accent-soft); }
.skill-list i { font-size: 1rem; }

.project-feature {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.project-image { min-height: 420px; position: relative; overflow: hidden; background: var(--surface-light); }
.project-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s; }
.project-feature:hover img { transform: scale(1.03); }
.project-index {
  position: absolute;
  top: 18px; left: 18px;
  background: rgba(8,10,9,.72);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  border-radius: 8px;
  padding: 7px 9px;
  color: var(--accent);
  font: 700 .65rem "Space Grotesk";
}
.project-info { padding: 55px; display: flex; flex-direction: column; justify-content: center; }
.project-type { color: var(--faint); font-size: .65rem; letter-spacing: .12em; font-weight: 700; }
.project-info h3 { font-size: clamp(2.4rem,4vw,4rem); margin: 9px 0 18px; }
.project-info > p:not(.project-type) { color: var(--muted); line-height: 1.75; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 23px; }
.tech-tags span {
  font-size: .62rem;
  padding: 6px 9px;
  border-radius: 7px;
  background: var(--bg-soft);
  color: var(--muted);
  border: 1px solid var(--line);
}
.project-links { display: flex; gap: 22px; margin-top: 30px; font-size: .76rem; font-weight: 700; }
.project-links a:first-child { color: var(--accent); }

.journey-section { background: var(--bg-soft); }
.timeline { max-width: 900px; margin-inline: auto; position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  left: 28px; top: 0; bottom: 0;
  width: 1px;
  background: var(--line-strong);
}
.timeline-item {
  display: grid;
  grid-template-columns: 58px 100px 1fr;
  gap: 24px;
  position: relative;
  padding-bottom: 60px;
}
.timeline-marker {
  width: 57px; height: 57px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--surface-solid);
  display: grid;
  place-items: center;
  color: var(--accent);
  font-size: .65rem;
  position: relative;
  z-index: 1;
}
.timeline-year { color: var(--accent); font: 700 .7rem "Space Grotesk"; padding-top: 19px; }
.timeline-content h3 { font-size: 1.35rem; margin-bottom: 9px; }
.timeline-content p { color: var(--muted); font-size: .88rem; max-width: 580px; }

.learning-panel {
  padding: 60px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
}
.learning-heading { margin-bottom: 35px; }
.learning-heading h2 { font-size: clamp(2.8rem,5vw,4.8rem); }
.learning-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.learning-card {
  padding: 25px;
  min-height: 155px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--bg-soft);
  transition: .3s;
}
.learning-card:hover { border-color: rgba(92,255,145,.35); transform: translateY(-4px); }
.learning-card span { color: var(--faint); font-size: .62rem; }
.learning-card h3 { font-size: 1.05rem; margin: 13px 0 7px; }
.learning-card p { color: var(--muted); font-size: .75rem; }

.contact-section { border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 120px; }
.contact-copy h2 { font-size: clamp(3.5rem,7vw,7rem); margin: 14px 0 24px; }
.contact-copy > p:not(.eyebrow) { color: var(--muted); max-width: 470px; }
.contact-details { display: grid; gap: 9px; margin-top: 35px; }
.contact-details a { width: max-content; color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 5px; font-size: .82rem; }
.contact-details a:hover { color: var(--accent); border-color: var(--accent); }
.contact-form { display: grid; gap: 20px; padding: 32px; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; }
.contact-form label { color: var(--faint); font-size: .68rem; font-weight: 700; display: grid; gap: 8px; }
.contact-form input, .contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  border-radius: 11px;
  outline: none;
  padding: 14px;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.form-status { min-height: 20px; color: var(--accent); font-size: .76rem; }

.footer { padding: 50px 0 25px; border-top: 1px solid var(--line); }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 50px; }
.footer-top p { color: var(--faint); font-size: .72rem; margin-top: 7px; }
.footer-social { display: flex; gap: 25px; color: var(--muted); font-size: .72rem; font-weight: 700; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 20px; display: flex; justify-content: space-between; color: var(--faint); font-size: .63rem; }

.back-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 43px; height: 43px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--text);
  backdrop-filter: blur(14px);
  border-radius: 50%;
  z-index: 90;
  opacity: 0;
  transform: translateY(15px);
  pointer-events: none;
  transition: .3s;
}
.back-top.show { opacity: 1; transform: none; pointer-events: auto; }
.toast {
  position: fixed;
  bottom: 25px; left: 50%;
  transform: translate(-50%,20px);
  padding: 11px 16px;
  border: 1px solid var(--line);
  background: var(--surface-solid);
  border-radius: 10px;
  color: var(--text);
  font-size: .75rem;
  opacity: 0;
  pointer-events: none;
  z-index: 200;
  transition: .3s;
  box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translate(-50%,0); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .nav-social { display: none; }
  .hero-grid { grid-template-columns: 1fr .8fr; gap: 30px; }
  .hero h1 { font-size: clamp(3rem,7vw,5.4rem); }
  .hero-visual { min-height: 520px; }
  .about-grid, .skills-layout, .contact-grid { gap: 50px; }
  .project-info { padding: 35px; }
}

@media (max-width: 760px) {
  .container { width: min(var(--container), calc(100% - 32px)); }
  .section { padding: 90px 0; }
  .navbar { padding: 13px 0; }
  .menu-toggle { display: block; }
  .nav-menu {
    position: absolute;
    top: 62px; left: 16px; right: 16px;
    padding: 16px;
    background: var(--surface-solid);
    border: 1px solid var(--line);
    border-radius: 18px;
    display: grid;
    gap: 5px;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: .25s;
    box-shadow: var(--shadow);
  }
  .nav-menu.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-link { padding: 12px; }
  .nav-actions { margin-left: 0; }
  .nav-actions .button { display: none; }
  .theme-toggle { margin-left: 0; }
  .hero { padding-top: 110px; min-height: auto; padding-bottom: 60px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(3rem,14vw,5rem); }
  .hero-text { font-size: .95rem; }
  .hero-visual { min-height: 430px; margin-top: 15px; }
  .profile-frame { width: min(330px,82vw); }
  .card-build { left: -10px; }
  .card-interest { right: -5px; }
  .hero-bottom { display: none; }
  .section-heading { grid-template-columns: 35px 1fr; gap: 10px; margin-bottom: 45px; }
  h2 { font-size: clamp(2.8rem,13vw,4.5rem); }
  .about-grid, .skills-layout, .contact-grid { grid-template-columns: 1fr; }
  .about-content { order: -1; }
  .about-image { aspect-ratio: 1 / 1; }
  .stat-grid { grid-template-columns: repeat(2,1fr); }
  .skills-intro p:not(.lead) { max-width: none; }
  .project-feature { grid-template-columns: 1fr; }
  .project-image { min-height: 280px; }
  .timeline-item { grid-template-columns: 48px 1fr; gap: 15px; }
  .timeline-year { grid-column: 2; padding-top: 0; margin-top: -5px; }
  .timeline-content { grid-column: 2; }
  .timeline-marker { width: 47px; height: 47px; }
  .timeline::before { left: 23px; }
  .learning-panel { padding: 30px 20px; }
  .learning-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { gap: 45px; }
  .contact-form { padding: 22px; }
  .footer-top, .footer-bottom { gap: 20px; flex-direction: column; }
}

@media (max-width: 430px) {
  .hero-buttons { flex-direction: column; }
  .button { width: 100%; }
  .social-row { gap: 15px; flex-wrap: wrap; }
  .learning-grid { grid-template-columns: 1fr; }
  .floating-card { transform: scale(.88); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}