:root {
    --paper: #f4f0e8;
    --paper-2: #ebe6dc;
    --ink: #11110f;
    --muted: #6f6b62;
    --line: rgba(17,17,15,.16);
    --lime: #d8ff3e;
    --white: #fffdf8;
    --max: 1180px;
    --radius: 28px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: var(--paper);
    color: var(--ink);
    font-family: "DM Sans", sans-serif;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
img { display: block; max-width: 100%; }

.cursor {
    position: fixed;
    width: 13px;
    height: 13px;
    border: 1px solid var(--ink);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1000;
    transform: translate(-50%, -50%);
    transition: width .2s, height .2s, background .2s;
    mix-blend-mode: difference;
}

.container {
    width: min(calc(100% - 48px), var(--max));
    margin: auto;
}

.nav {
    position: fixed;
    inset: 0 0 auto;
    z-index: 100;
    padding: 18px 0;
    transition: .35s ease;
}
.nav.scrolled {
    background: rgba(244,240,232,.86);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
}
.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}
.brand { font-weight: 700; letter-spacing: -.04em; }
.nav-links { display: flex; gap: 24px; font-size: 13px; }
.nav-links a { position: relative; }
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0; bottom: -4px;
    width: 0; height: 1px;
    background: var(--ink);
    transition: width .25s;
    }
    .nav-links a:hover::after { width: 100%; }

    .pill-btn, .text-btn {
      border: 1px solid var(--ink);
      border-radius: 999px;
      padding: 11px 17px;
      font-size: 13px;
      transition: .25s ease;
      display: inline-flex;
      align-items: center;
      gap: 9px;
    }
    .pill-btn:hover, .text-btn:hover {
      background: var(--ink);
      color: var(--paper);
      transform: translateY(-2px);
    }

    .menu-btn { display: none; background: none; border: 0; font-size: 24px; }

    section { position: relative; }
    .section { padding: 150px 0; }
    .label {
      text-align: center;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: .13em;
      color: var(--muted);
      margin-bottom: 28px;
    }
    .serif { font-family: "Playfair Display", serif; font-style: italic; font-weight: 500; }

    /* HERO */
    .hero {
      min-height: 100svh;
      padding: 150px 0 70px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.18fr .82fr;
      gap: 50px;
      align-items: center;
    }
    .availability {
      display: inline-flex;
      gap: 9px;
      align-items: center;
      font-size: 12px;
      background-color: #d8ff3e;
      box-shadow:5px 5px 5px rgba(26, 129, 0.2, 0.2);
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 8px 13px;
      margin-bottom: 30px;
      transition: .3s;
    }
    .availability:hover{
      transform: translateY(-2px);
      cursor: pointer;
    }
    .availability span { color: #739300; }
    .hero h1 {
      font-size: clamp(4.4rem, 10vw, 5rem);
      line-height: .79;
      letter-spacing: -.085em;
      max-width: 1000px;
    }
    .hero h1 .line { display: block; }
    .hero-copy {
      max-width: 520px;
      text-align: left;
      margin: 10px 10px;
    }
    .hero-copy p {
      font-size: 18px;
      line-height: 1.6;
      color: #44423d;
      margin-bottom: 26px;
    }
    .actions { justify-content: left; display: flex; gap: 10px; flex-wrap: wrap; }

    .portrait-wrap {
      position: relative;
      width: min(100%, 520px);
      margin-left: auto;
    }
    .portrait {
      aspect-ratio: .79;
      border-radius: 45% 45% 22px 22px;
      background:
        radial-gradient(circle at 55% 24%, rgba(216,255,62,.75), transparent 28%),
        linear-gradient(145deg, #26251f, #9a9589 50%, #ded8ca);
      overflow: hidden;
      position: relative;
      isolation: isolate;
    }
    .portrait::before {
      white-space: pre;
      position: absolute;
      inset: 50% auto auto 50%;
      transform: translate(-50%, -50%);
      color: rgba(255,253,248,.92);
      text-align: center;
      font-size: clamp(26px, 4vw, 50px);
      font-weight: 700;
      line-height: .9;
      letter-spacing: -.06em;
    }
    .portrait-note {
      position: absolute;
      right: -25px;
      bottom: 35px;
      background: var(--lime);
      padding: 14px 16px;
      font-size: 11px;
      font-weight: 700;
      transform: rotate(-5deg);
    }
    .orbit {
      position: absolute;
      inset: 8% -8% 12% -8%;
      border: 1px solid var(--line);
      border-radius: 50%;
      transform: rotate(-23deg);
    }
    .node {
      position: absolute;
      width: 8px; height: 8px;
      border-radius: 50%;
      background: var(--ink);
    }
    .n1 { top: 7%; left: 12%; }
    .n2 { top: 34%; right: -4%; }
    .n3 { bottom: 17%; left: -3%; }

    /* ABOUT */
    .section-title {
      text-align: center;
      margin-left: auto;
      margin-right: auto;
      font-size: clamp(3.5rem, 8vw, 8rem);
      line-height: .88;
      letter-spacing: -.075em;
      max-width: 950px;
    }
    .about-grid {
      margin-top: 85px;
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 90px;
      align-items: start;
    }
    /* ABOUT CODE CARD */
    .about-code-card {
      position: sticky;
      top: 120px;
      width: 100%;
      aspect-ratio: 1 / .86;
      min-height: 390px;
      isolation: isolate;
    }

    .code-window {
      position: absolute;
      inset: 4% 2% 4% 2%;
      overflow: hidden;
      border-radius: 25px;
      background: #11110f;
      color: #f4f0e8;
      border: 1px solid rgba(17,17,15,.2);
      box-shadow: 18px 22px 0 rgba(17,17,15,.09), 0 28px 60px rgba(17,17,15,.13);
      transform: rotate(2deg);
    }

    .code-window::after {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(120deg, rgba(255,255,255,.035), transparent 35%, rgba(255,255,255,.015));
    }

    .code-window-bar {
      height: 74px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 25px;
      border-bottom: 1px solid rgba(244,240,232,.14);
      color: #aaa79e;
      font-family: "DM Sans", sans-serif;
      font-size: 11px;
    }

    .window-dots {
      display: flex;
      gap: 7px;
    }

    .window-dots span {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: #aaa79e;
      opacity: .8;
    }

    .code-file {
      letter-spacing: .02em;
    }

    .code-body {
      position: relative;
      height: calc(100% - 74px);
      padding: 34px 32px 70px;
      font-family: "Courier New", Courier, monospace;
      font-size: clamp(10px, 1.1vw, 14px);
      line-height: 1.95;
    }

    .code-line {
      white-space: nowrap;
    }

    .indent-1 { padding-left: 4ch; }
    .indent-2 { padding-left: 8ch; }

    .code-keyword,
    .code-fn,
    .code-string,
    .status-dot {
      color: var(--lime);
    }

    .code-name {
      color: #f4f0e8;
    }

    .code-param,
    .code-var {
      color: #ddd8ca;
    }

    .code-string {
      color: var(--lime);
    }

    .code-comment {
      margin-top: 34px;
      color: #77736b;
      white-space: nowrap;
    }

    .terminal-status {
      position: absolute;
      left: 32px;
      right: 32px;
      bottom: 18px;
      display: flex;
      align-items: center;
      gap: 9px;
      padding-top: 12px;
      border-top: 1px solid rgba(244,240,232,.13);
      color: #77736b;
      font-size: 10px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      flex: 0 0 8px;
    }

    .code-note {
      position: absolute;
      z-index: 3;
      background: var(--lime);
      color: var(--ink);
      padding: 13px 16px;
      font-family: "Courier New", Courier, monospace;
      font-size: 11px;
      font-weight: 700;
      line-height: 1;
      box-shadow: 7px 7px 0 rgba(17,17,15,.18);
    }

    .code-note-python {
      left: 0;
      top: 4%;
      transform: rotate(-7deg);
    }

    .code-note-ai {
      right: -2%;
      bottom: 8%;
      transform: rotate(6deg);
    }
    .about-text {
      text-align: center;
      font-size: clamp(1.6rem, 3vw, 3.2rem);
      line-height: 1.08;
      letter-spacing: -.045em;
    }
    .about-text strong { font-weight: 700; }
    .about-list {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      margin: 38px 0;
    }
    .tag {
      border: 1px solid var(--line);
      padding: 10px 13px;
      border-radius: 999px;
      font-size: 12px;
      transition : .3s
    }
    .tag:hover {
      background-color: var(--lime);
      border-color: var(--muted);
      color : black;
      transform: translateY(-3px);
      cursor : pointer;
    }
    .currently { text-align: center;
      border-top: 1px solid var(--line);
      padding-top: 20px;
      font-size: 13px;
      color: var(--muted);
    }

    /* WHAT I BUILD */
    .build-list { margin: 70px auto 0; max-width: 1080px; border-top: 1px solid var(--line); }
    .build-item {
      display: grid;
      grid-template-columns: 130px 1fr 1fr;
      gap: 40px;
      align-items: center;
      padding: 36px 0;
      border-bottom: 1px solid var(--line);
      transition: .3s;
    }
    .build-item:hover { padding-left: 18px; background: rgba(216,255,62,.08); }
    .num { font-size: 16px; font-weight: 700; }
    .build-item h3 {
      text-align: center;
      font-size: clamp(2rem, 4vw, 4.3rem);
      letter-spacing: -.06em;
      line-height: .95;
    }
    .build-item p { max-width: 420px; margin-left: auto; margin-right: auto; text-align: center; color: var(--muted); line-height: 1.6; }

    /* PROJECTS */
    .projects-head {
      display: flex;
      justify-content: center;
      text-align: center;
      justify-content: space-between;
      align-items: end;
      gap: 30px;
      margin-bottom: 70px;
    }
    .project {
      margin-bottom: 95px;
      opacity: 0;
      transform: translateY(30px);
      transition: opacity .7s ease, transform .7s ease;
    }
    .project.visible { opacity: 1; transform: translateY(0); }
    .project.featured { width: 100%; margin-left: auto; margin-right: auto; }
    .project.split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: end;
    }
    .project-visual {
      background: #ded9ce;
      border-radius: var(--radius);
      overflow: hidden;
      aspect-ratio: 16/9;
      position: relative;
      transition: transform .5s ease;
    }
    .project:hover .project-visual { transform: translateY(-5px); }
    .mock {
      position: absolute;
      inset: 7%;
      border: 1px solid rgba(17,17,15,.17);
      border-radius: 16px;
      background: var(--white);
      padding: 22px;
      box-shadow: 0 25px 70px rgba(17,17,15,.11);
      transition: transform .6s cubic-bezier(.2,.8,.2,1);
    }
    .project:hover .mock { transform: scale(1.025); }
    .mock-top { height: 9px; width: 34%; background: var(--ink); border-radius: 20px; margin-bottom: 30px; }
    .mock-title { font-size: clamp(22px, 4vw, 50px); font-weight: 700; letter-spacing: -.07em; line-height: .9; max-width: 75%; }
    .mock-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 30px; }
    .mock-box { height: 90px; border-radius: 12px; background: var(--paper-2); }
    .mock-box.accent { background: var(--lime); }
    .project-info {
      display: flex;
      text-align: center;
      justify-content: space-between;
      gap: 30px;
      margin-top: 18px;
    }
    .project-info h3 { font-size: clamp(1.8rem, 4vw, 3.7rem); letter-spacing: -.065em; }
    .project-info p { max-width: 410px; margin-left: auto; margin-right: auto; color: var(--muted); line-height: 1.5; }
    .project-meta { margin-top: 15px; display: flex; gap: 8px; flex-wrap: wrap;}
    .project-meta span { font-size: 11px; border: 1px solid var(--line); padding: 7px 9px; border-radius: 999px; }

    /* STACK */
    .stack-grid {
      max-width: 1080px;
      margin: 80px auto 0;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      border-top: 1px solid var(--line);
      border-left: 1px solid var(--line);
    }
    .stack-group {
      padding: 35px;
      border-right: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      min-height: 270px;
      transition: .3s;
    }
    .stack-group:hover { background: var(--lime); }
    .stack-group h3 { text-align: center; font-size: 13px; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 25px; }
    .stack-items { justify-content: center; display: flex; flex-wrap: wrap; gap: 10px; }
    .stack-item {
      font-size: clamp(1.5rem, 2.5vw, 2.5rem);
      letter-spacing: -.05em;
    }
    .stack-item:not(:last-child)::after { content: " · "; color: var(--muted); }

    /* PROCESS */
    .process { background: var(--ink); color: var(--paper); }
    .process .label { color: #aaa79e; }
    .process-list { max-width: 1080px; margin: 75px auto 0; border-top: 1px solid rgba(244,240,232,.22); }
    .process-item {
      display: grid;
      grid-template-columns: 160px 1fr 1fr;
      gap: 35px;
      padding: 45px 0;
      border-bottom: 1px solid rgba(244,240,232,.22);
      transition: .3s;
    }
    .process-item:hover {
    padding-left: 18px;
    background: rgba(216, 255, 62, .08);
}
    .process-num { color: var(--lime); font-size: 15px; }
    .process-item h3 { text-align: center; font-size: clamp(2.5rem, 5vw, 5.8rem); letter-spacing: -.07em; line-height: .9; }
    .process-item p { text-align: center; margin-left: auto; margin-right: auto; color: #aaa79e; max-width: 400px; line-height: 1.6; }
    .process-note { text-align: center; margin-top: 30px; color: #aaa79e; font-size: 13px; }

    /* CONTACT */
    .contact {
      min-height: 90vh;
      display: flex;
      align-items: center;
      overflow: hidden;
    }
    .contact::before {
      content: "";
      position: absolute;
      width: 600px; height: 600px;
      right: -160px; bottom: -250px;
      background: var(--lime);
      border-radius: 50%;
      filter: blur(45px);
      opacity: .75;
    }
    .contact-content { position: relative; z-index: 1; width: 100%; max-width: 1180px; margin: 0 auto; text-align: left; }
    .contact .label { text-align: left; }
    .contact h2 { text-align: left; }
    .contact-copy { text-align: left; }
    .contact h2 {
      font-size: clamp(4rem, 10vw, 11rem);
      line-height: .8;
      letter-spacing: -.09em;
      max-width: 1100px;
    }
    .contact-copy {
      max-width: 540px;
      font-size: 18px;
      color: #4e4b45;
      line-height: 1.5;
      margin: 45px 0 28px;
    }

    .contact-details {
      max-width: 850px;
      margin-top: 70px;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .contact-box {
      min-height: 125px;
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 22px;
      display: flex;
      align-items: center;
      gap: 16px;
      background: rgba(255,253,248,.28);
      transition: transform .3s ease, background .3s ease, border-color .3s ease;
    }

    .contact-box:hover {
      transform: translateY(-5px);
      background: var(--lime);
      border-color: var(--ink);
    }

    .contact-icon {
      width: 48px;
      height: 48px;
      flex: 0 0 48px;
      border: 1px solid var(--line);
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-size: 12px;
      font-weight: 700;
    }

    .contact-box div {
      min-width: 0;
      flex: 1;
    }

    .contact-box small {
      display: block;
      color: var(--muted);
      font-size: 10px;
      text-transform: uppercase;
      letter-spacing: .12em;
      margin-bottom: 7px;
    }

    .contact-box strong {
      display: block;
      font-size: 17px;
      letter-spacing: -.025em;
      overflow-wrap: anywhere;
    }

    .contact-arrow {
      font-size: 22px;
      transition: transform .25s ease;
    }

    .contact-box:hover .contact-arrow {
      transform: translate(3px, -3px);
    }

    .location-box {
      cursor: default;
    }

    .location-box:hover .contact-arrow {
      transform: none;
    }

    .contact-form {
      max-width: 850px;
      margin-left: 0;
      margin-top: 70px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .field { position: relative; }
    .field.full { grid-column: 1 / -1; }
    .field input, .field textarea {
      width: 100%;
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--line);
      padding: 17px 0;
      outline: 0;
      color: var(--ink);
    }
    .field textarea { min-height: 120px; resize: vertical; }
    .field label {
      position: absolute;
      top: 17px; left: 0;
      pointer-events: none;
      color: var(--muted);
      font-size: 13px;
      transition: .2s;
    }
    .field input:focus + label, .field input:not(:placeholder-shown) + label,
    .field textarea:focus + label, .field textarea:not(:placeholder-shown) + label {
      top: -3px;
      font-size: 10px;
      color: var(--ink);
    }
    .submit {
      justify-self: start;
      border: 0;
      background: var(--ink);
      color: var(--paper);
      border-radius: 999px;
      padding: 15px 22px;
      cursor: pointer;
      transition: .25s;
    }
    .submit:hover { background: var(--lime); color: var(--ink); transform: translateY(-2px); }
    .socials {
      max-width: 1180px;
      margin-left: 0;
      margin-top: 90px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 20px;
      font-size: 13px;
    }
    .socials div { display: flex; gap: 20px; flex-wrap: wrap; }
    .socials a { text-decoration: underline; text-underline-offset: 4px; }


    @media (max-width: 900px) {
      .contact-content { text-align: left; }
      .contact .label, .contact h2, .contact-copy { text-align: left; }
      .nav-links { display: none; }
      .nav .pill-btn { display: none; }
      .menu-btn { display: block; }
      .hero-grid, .about-grid { grid-template-columns: 1fr; }
      .hero { padding-top: 120px; }
      .hero-copy { margin-left: 0; }
      .portrait-wrap { margin: 30px auto 0; }
      .about-code-card { position: relative; top: auto; max-width: 520px; margin: 0 auto; }
      .build-item, .process-item { grid-template-columns: 80px 1fr; }
      .build-item p, .process-item p { grid-column: 2; }
      .project.featured { width: 100%; }
      .project-info { flex-direction: column; }
    }

    @media (max-width: 650px) {
      .container { width: min(calc(100% - 30px), var(--max)); }
      .section { padding: 105px 0; }
      .hero h1 { font-size: clamp(4rem, 19vw, 7rem); }
      .portrait-wrap { width: 90%; }
      .about-code-card { min-height: 340px; aspect-ratio: .9; }
      .code-window { inset: 5% 2% 5% 2%; border-radius: 20px; }
      .code-window-bar { height: 58px; padding: 0 18px; }
      .code-body { height: calc(100% - 58px); padding: 24px 18px 62px; font-size: 9px; line-height: 1.85; }
      .indent-1 { padding-left: 2ch; }
      .indent-2 { padding-left: 4ch; }
      .code-comment { margin-top: 24px; }
      .terminal-status { left: 18px; right: 18px; bottom: 14px; }
      .code-note { font-size: 9px; padding: 11px 12px; }
      .code-note-python { left: -2%; }
      .code-note-ai { right: -3%; bottom: 5%; }
      .stack-grid { grid-template-columns: 1fr; }
      .stack-group { min-height: auto; padding: 26px; }
      .project.split { grid-template-columns: 1fr; }
      .project { margin-bottom: 65px; }
      .contact-details { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .socials { flex-direction: column; }
      .cursor { display: none; }
    }
/* Typical AI System */
.ai-system-section {
  padding: 0px 0 135px;
  background: var(--paper);
  overflow: hidden;
}

.ai-system-container {
  position: relative;
}

.ai-system-section .label {
  margin-bottom: 55px;
}

.ai-system-flow {
  display: grid;
  grid-template-columns: 1fr 74px 1fr 74px 1fr 74px 1fr 54px 1fr;
  align-items: center;
  justify-content: center;
  width: min(100%, 1250px);
  margin: 0 auto;
}

.ai-system-card {
  height: 168px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.46);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  text-align: center;
  transition: transform .25s ease, background .25s ease;
}

.ai-system-card:hover {
  transform: translateY(-4px);
  cursor : pointer;
}

.ai-system-card.is-active {
  background: var(--lime);
  border-color: rgba(17,17,15,.08);
}

.ai-system-card i {
  font-size: 31px;
  color: var(--ink);
}

.ai-system-card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.02em;
}

.ai-system-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Arial, sans-serif;
  font-size: 38px;
  font-weight: 300;
  color: var(--ink);
  line-height: 1;
}

.ai-system-arrow-vertical {
  font-size: 32px;
}

@media (max-width: 1100px) {
  .ai-system-flow {
    grid-template-columns: repeat(5, minmax(125px, 1fr));
    gap: 18px;
  }

  .ai-system-arrow {
    font-size: 30px;
  }

  .ai-system-arrow-vertical {
    display: none;
  }
}

@media (max-width: 900px) {
  .ai-system-section {
    padding: 100px 0 110px;
  }

  .ai-system-flow {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .ai-system-arrow {
    display: none;
  }

  .ai-system-card {
    min-height: 155px;
    height: auto;
  }
}

@media (max-width: 500px) {
  .ai-system-section .label {
    margin-bottom: 35px;
  }

  .ai-system-flow {
    grid-template-columns: 1fr;
  }

  .ai-system-card {
    min-height: 145px;
  }
}