:root{--bg:#f6f7f2;--surface:#fff;--surface-2:#eef0e8;--text:#111;--text-2:#555;--border:rgba(0,0,0,.12);--accent:#c8ff00;--accent-text:#3f6212;--on-accent:#111;--shadow:0 8px 28px rgba(0,0,0,.08);--nav-bg:rgba(246,247,242,.85)}
[data-theme="dark"]{--bg:#050505;--surface:rgba(255,255,255,.05);--surface-2:rgba(255,255,255,.08);--text:#f5f5f5;--text-2:#9a9a9a;--border:rgba(255,255,255,.12);--accent-text:#c8ff00;--shadow:0 12px 40px rgba(0,0,0,.45);--nav-bg:rgba(5,5,5,.8)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
button,input{font-family:inherit}img{max-width:100%}a{color:inherit}
::selection{background:var(--accent);color:#111}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px;margin:0 auto;padding:0 24px}
header{position:sticky;top:0;z-index:50;background:var(--nav-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.bar{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;white-space:nowrap}

.brand img {
  display: block;
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 50%;
  padding: 3px;
  background-color: #fff;
  opacity: 1;
  visibility: visible;
  filter: none;
  mix-blend-mode: normal;
}
header nav{display:flex;gap:22px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
header nav a{font-size:.85rem;font-weight:500;color:var(--text-2);text-decoration:none;white-space:nowrap}
header nav a:hover{color:var(--accent-text)}
.icon-btn{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:50px;width:38px;height:38px;cursor:pointer;font-size:1rem;flex-shrink:0}
.icon-btn:hover{border-color:var(--accent-text)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:50px;font-size:.85rem;font-weight:600;text-decoration:none;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;transition:transform .2s,background .2s}
.btn:hover{transform:translateY(-2px);border-color:var(--accent-text)}
.btn-primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);font-weight:700}
.btn-primary:hover{border-color:var(--accent)}
section{padding:80px 0}
h1,h2,h3{margin:0;letter-spacing:-.02em;line-height:1.15}
.sec-head{margin-bottom:36px}.sec-head h2{font-size:clamp(1.6rem,3.5vw,2.3rem);font-weight:700}
.sec-head p{margin:8px 0 0;color:var(--text-2);max-width:560px}
.muted{color:var(--text-2)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:24px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{border:1px solid var(--border);border-radius:8px;padding:3px 11px;font-size:.74rem;font-weight:500;background:var(--surface-2);color:var(--text-2)}
.badge{display:inline-block;background:var(--accent);color:var(--on-accent);font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:6px}
.grid{display:grid;gap:20px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}
.hero{min-height:calc(100vh - 64px);display:flex;align-items:center;padding:60px 0}
.hero .wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;width:100%}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:700}.hero h1 span{display:block}
.hero h1 .soft{color:var(--text-2);font-weight:500}
.about-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center}
.stat{font-size:2.4rem;font-weight:700;line-height:1.1}
.skill h3{font-size:1.2rem;margin-bottom:6px}.skill h4{font-size:.78rem;font-weight:600;letter-spacing:.06em;margin:18px 0 4px;color:var(--accent-text)}
.skill p{margin:0;font-size:.88rem;color:var(--text-2)}
.cardlink{display:flex;flex-direction:column;gap:12px;text-decoration:none;transition:transform .2s,border-color .2s}
.cardlink:hover,.pcard:hover{transform:translateY(-4px);border-color:var(--accent-text)}
.row{display:flex;align-items:center;gap:12px}.row img{border-radius:10px}
.pcard{display:flex;flex-direction:column;gap:12px;padding:0;overflow:hidden;transition:transform .2s,border-color .2s}
.pcard .img{height:170px;background:var(--surface-2);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:var(--text-2)}
.pcard .img img{width:100%;height:100%;object-fit:cover}
.pcard .body{padding:0 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.pcard h3{font-size:1.05rem}.pcard p,.cardlink p{margin:0;font-size:.84rem;color:var(--text-2)}
.pcard .actions,.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.btn-sm{padding:7px 14px;font-size:.78rem}
.featured{border:1.5px solid var(--accent-text);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 18%,transparent),var(--shadow);padding:36px;position:relative}
.featured h3{font-size:1.5rem;margin:10px 0 4px}
.metrics{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}
.metric{flex:1;min-width:120px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:12px 16px}
.metric b{display:block;font-size:.95rem;color:var(--accent-text)}.metric span{font-size:.72rem;color:var(--text-2)}
.logo{width:48px;height:48px;border-radius:12px;object-fit:contain;background:var(--surface-2);border:1px solid var(--border);padding:6px}
.detail{padding:48px 0 80px}
.back{display:inline-flex;margin-bottom:28px;font-size:.88rem;font-weight:600;color:var(--accent-text);text-decoration:none}
.detail h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700;margin:10px 0}
.detail .hero-img{width:100%;max-height:340px;object-fit:cover;border-radius:18px;border:1px solid var(--border);margin:24px 0}
.dsec{margin-top:36px}.dsec h2{font-size:1.15rem;font-weight:600;padding-bottom:8px;border-bottom:1px solid var(--border);margin-bottom:14px}
.dsec p{margin:0;color:var(--text-2)}
.dsec ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.dsec li{position:relative;padding-left:22px;font-size:.92rem;color:var(--text-2)}
.dsec li::before{content:'▹';position:absolute;left:0;color:var(--accent-text)}
.exp-block{scroll-margin-top:88px;margin-bottom:28px}
.exp-block .meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.82rem;color:var(--text-2);margin:12px 0}
footer{border-top:1px solid var(--border);padding:32px 0;font-size:.85rem;color:var(--text-2)}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
footer a{text-decoration:none;margin-left:16px}footer a:hover{color:var(--accent-text)}
@media(max-width:1023px){.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){.g2,.g3,.hero .wrap,.about-grid{grid-template-columns:1fr}.hide-m{display:none}section{padding:56px 0}.featured{padding:24px}.bar{gap:12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

  
/* =========================
   ACHIEVEMENTS
========================= */

.achievements-grid {
    display: grid;
    gap: 26px;
    margin-top: 30px;
  }
  
  /* Main achievement card */
  .achievement-card {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.8fr);
    gap: 32px;
  
    padding: 28px;
  
    border: 1px solid var(--border);
    border-radius: 18px;
  
    background: rgba(255, 255, 255, 0.025);
  
    overflow: hidden;
  
    transition:
      transform 0.25s ease,
      border-color 0.25s ease,
      box-shadow 0.25s ease;
  }
  
  /* Accent line */
  .achievement-card::before {
    content: "";
  
    position: absolute;
  
    top: 0;
    left: 0;
  
    width: 4px;
    height: 100%;
  
    background: var(--accent-text);
  
    opacity: 0.8;
  }
  
  .achievement-card:hover {
    transform: translateY(-4px);
  
    border-color: var(--accent-text);
  
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.25);
  }
  
  
  /* =========================
     LEFT CONTENT
  ========================= */
  
  .achievement-content {
    min-width: 0;
  
    display: flex;
    flex-direction: column;
  }
  
  
  /* Achievement number */
  
  .achievement-number {
    margin-bottom: 10px;
  
    font-size: 0.68rem;
    font-weight: 700;
  
    letter-spacing: 0.18em;
  
    color: var(--muted);
  
    text-transform: uppercase;
  }
  
  
  /* Title + result */
  
  .achievement-heading {
    display: flex;
  
    align-items: flex-start;
    justify-content: space-between;
  
    gap: 18px;
  }
  
  
  .achievement-title {
    margin: 0;
  
    font-size: 1.35rem;
    line-height: 1.35;
  
    color: var(--text);
  }
  
  
  /* Organizer */
  
  .achievement-organizer {
    margin-top: 7px;
  
    font-size: 0.8rem;
  
    color: var(--muted);
  }
  
  
  /* Result badge */
  
  .achievement-position {
    flex-shrink: 0;
  
    padding: 9px 13px;
  
    border: 1px solid var(--accent-text);
  
    border-radius: 10px;
  
    text-align: center;
  
    background: rgba(255, 255, 255, 0.025);
  }
  
  
  .achievement-position small {
    display: block;
  
    margin-bottom: 3px;
  
    font-size: 0.58rem;
  
    text-transform: uppercase;
  
    letter-spacing: 0.1em;
  
    color: var(--muted);
  }
  
  
  .achievement-position strong {
    display: block;
  
    font-size: 0.95rem;
  
    color: var(--accent-text);
  }
  
  
  /* Summary */
  
  .achievement-summary {
    margin: 20px 0 0;
  
    max-width: 760px;
  
    font-size: 0.9rem;
  
    line-height: 1.7;
  
    color: var(--muted);
  }
  
  
  /* =========================
     CONTRIBUTION BOX
  ========================= */
  
  .achievement-contribution {
    margin-top: 22px;
  
    padding: 17px;
  
    border: 1px solid var(--border);
  
    border-radius: 12px;
  
    background: rgba(255, 255, 255, 0.02);
  }
  
  
  .achievement-label {
    display: block;
  
    margin-bottom: 7px;
  
    font-size: 0.62rem;
  
    font-weight: 700;
  
    letter-spacing: 0.13em;
  
    text-transform: uppercase;
  
    color: var(--muted);
  }
  
  
  .achievement-contribution p {
    margin: 0;
  
    font-size: 0.82rem;
  
    line-height: 1.6;
  
    color: var(--text);
  }
  
  
  /* =========================
     KEY RESULT
  ========================= */
  
  .achievement-result {
    display: flex;
  
    align-items: center;
  
    gap: 10px;
  
    margin-top: 16px;
  
    font-size: 0.78rem;
  
    color: var(--muted);
  }
  
  
  .achievement-result-icon {
    font-size: 1rem;
  }
  
  
  .achievement-result strong {
    color: var(--text);
  }
  
  
  /* =========================
     CERTIFICATE SIDE
  ========================= */
  
  .achievement-proof {
    display: flex;
  
    flex-direction: column;
  
    justify-content: center;
  
    min-width: 0;
  
    padding-left: 28px;
  
    border-left: 1px solid var(--border);
  }
  
  
  /* Certificate heading */
  
  .proof-heading {
    display: flex;
  
    align-items: center;
    justify-content: space-between;
  
    margin-bottom: 12px;
  }
  
  
  .proof-heading span {
    font-size: 0.65rem;
  
    font-weight: 700;
  
    letter-spacing: 0.13em;
  
    text-transform: uppercase;
  
    color: var(--muted);
  }
  
  
  /* Certificate preview */
  
  .certificate-preview {
    position: relative;
  
    width: 100%;
  
    aspect-ratio: 1.414 / 1;
  
    overflow: hidden;
  
    border: 1px solid var(--border);
  
    border-radius: 12px;
  
    background: rgba(255, 255, 255, 0.03);
  
    cursor: pointer;
  
    transition:
      transform 0.25s ease,
      border-color 0.25s ease;
  }
  
  
  .certificate-preview:hover {
    transform: scale(1.015);
  
    border-color: var(--accent-text);
  }
  
  
  .certificate-preview img {
    width: 100%;
    height: 100%;
  
    display: block;
  
    object-fit: contain;
  
    background: #fff;
  }
  
  
  /* Overlay */
  
  .certificate-overlay {
    position: absolute;
  
    inset: 0;
  
    display: flex;
  
    align-items: center;
    justify-content: center;
  
    background: rgba(0, 0, 0, 0.45);
  
    opacity: 0;
  
    transition: opacity 0.25s ease;
  }
  
  
  .certificate-preview:hover .certificate-overlay {
    opacity: 1;
  }
  
  
  .certificate-overlay span {
    padding: 9px 14px;
  
    border: 1px solid rgba(255, 255, 255, 0.4);
  
    border-radius: 8px;
  
    background: rgba(0, 0, 0, 0.65);
  
    color: #fff;
  
    font-size: 0.72rem;
  
    font-weight: 600;
  }
  
  
  /* View certificate button */
  
  .certificate-button {
    display: inline-flex;
  
    align-items: center;
    justify-content: center;
  
    gap: 7px;
  
    margin-top: 12px;
  
    padding: 10px 14px;
  
    border: 1px solid var(--border);
  
    border-radius: 9px;
  
    background: transparent;
  
    color: var(--text);
  
    text-decoration: none;
  
    font-size: 0.75rem;
  
    transition:
      border-color 0.2s ease,
      background 0.2s ease;
  }
  
  
  .certificate-button:hover {
    border-color: var(--accent-text);
  
    background: rgba(255, 255, 255, 0.04);
  
    color: var(--accent-text);
  }
  
  
  /* =========================
     MOBILE
  ========================= */
  
  @media (max-width: 850px) {
  
    .achievement-card {
      grid-template-columns: 1fr;
  
      gap: 24px;
  
      padding: 22px;
    }
  
  
    .achievement-proof {
      padding-left: 0;
  
      padding-top: 22px;
  
      border-left: none;
  
      border-top: 1px solid var(--border);
    }
  
  }
  
  
  @media (max-width: 600px) {
  
    .achievement-heading {
      flex-direction: column;
    }
  
  
    .achievement-position {
      align-self: flex-start;
    }
  
  
    .achievement-card {
      padding: 20px;
    }
  
  
    .achievement-title {
      font-size: 1.15rem;
    }
  
  
    .certificate-preview {
      aspect-ratio: 1.414 / 1;
    }
  
  }

  
.project-carousel {
  position: relative;
  width: 100%;
  max-width: 1100px;
  margin: 25px auto 0;
  padding-bottom: 15px;
}

.project-carousel-stage {
  position: relative;
  width: 100%;
  height: 490px;
  perspective: 1200px;
  perspective-origin: 50% 45%;
  outline: none;
  touch-action: pan-y;
}

.project-carousel-stage:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 5px;
  border-radius: 14px;
}

.project-carousel-ring {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform 750ms cubic-bezier(.2, .75, .25, 1);
  will-change: transform;
}

.project-carousel-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(330px, 76vw);
  height: 430px;
  margin: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  transform-origin: center center;
  transition:
    opacity 500ms ease,
    border-color 500ms ease,
    box-shadow 500ms ease;
  opacity: 0.48;
  border: 1px solid var(--border, rgba(255,255,255,.12));
}

.project-carousel-card.is-active {
  opacity: 1;
  border-color: var(--accent-text);
  box-shadow: 0 18px 60px rgba(0, 0, 0, .24);
}

/* Preserve the existing project card layout */

.project-carousel-card .img {
  flex: 0 0 155px;
  height: 155px;
  overflow: hidden;
}

.project-carousel-card .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-carousel-card .body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
}

.project-carousel-card .body h3,
.project-carousel-card .body p {
  margin-top: 0;
  margin-bottom: 0;
}

.project-carousel-card .body .actions {
  margin-top: auto;
  padding-top: 8px;
  flex-wrap: wrap;
}

/* Previous / next controls */

.carousel-nav {
  position: absolute;
  z-index: 5;
  top: 45%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border: 1px solid var(--border, rgba(255,255,255,.16));
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--text);
  background: var(--card, #171717);
  cursor: pointer;
  transition:
    background 200ms ease,
    color 200ms ease,
    transform 200ms ease;
}

.carousel-nav:hover {
  background: var(--accent-text);
  color: white;
  transform: translateY(-50%) scale(1.08);
}

.carousel-nav:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 4px;
}

.carousel-nav.prev {
  left: 0;
}

.carousel-nav.next {
  right: 0;
}

.project-carousel-counter {
  text-align: center;
  margin-top: 4px;
  font-size: .85rem;
  color: var(--text);
  opacity: .7;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 600px) {
  .project-carousel {
    padding-bottom: 10px;
  }

  .project-carousel-stage {
    height: 465px;
    perspective: 950px;
  }

  .project-carousel-card {
    width: min(285px, 72vw);
    height: 415px;
  }

  .project-carousel-card .img {
    flex-basis: 135px;
    height: 135px;
  }

  .carousel-nav {
    width: 38px;
    height: 38px;
    top: auto;
    bottom: 0;
    transform: none;
  }

  .carousel-nav:hover {
    transform: scale(1.06);
  }

  .carousel-nav.prev {
    left: 12px;
  }

  .carousel-nav.next {
    right: 12px;
  }

  .project-carousel-counter {
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-carousel-ring,
  .project-carousel-card,
  .carousel-nav {
    transition-duration: .01ms;
  }
}