:root {
  --bg: #0b0b0d;
  --bg-2: #121215;
  --bg-3: #1a1a1f;
  --line: rgba(255, 255, 255, 0.08);
  --orange: #ff7a1a;
  --orange-2: #ff9d4d;
  --orange-deep: #d9560b;
  --white: #f6f3ee;
  --muted: #a3a0a8;
  --radius: 18px;
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--orange); color: var(--bg); }

.container { width: min(1180px, 100% - 2.5rem); margin-inline: auto; }
.mono { font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  background: var(--orange); color: var(--bg);
  font-weight: 700; font-size: 0.95rem;
  border: 2px solid var(--orange); border-radius: 999px;
  transition: transform 0.25s var(--ease), background 0.25s, box-shadow 0.25s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(255, 122, 26, 0.6); }
.btn--ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.25); }
.btn--ghost:hover { border-color: var(--white); box-shadow: none; }
.btn--sm { padding: 0.55rem 1.1rem; font-size: 0.85rem; }

/* ---------- Top bar ---------- */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem clamp(1.25rem, 4vw, 3rem);
  transition: background 0.3s, padding 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.topbar.is-scrolled {
  background: rgba(11, 11, 13, 0.8);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-color: var(--line);
  padding-block: 0.7rem;
}
.brand { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-weight: 800; font-size: 1.25rem; letter-spacing: 0.02em; }
.brand__mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--orange); font-size: 1.1rem; }
.brand__text span, .footer__brand span { color: var(--orange); }
.topbar__nav { display: flex; gap: 2rem; font-size: 0.92rem; color: var(--muted); }
.topbar__nav a { position: relative; transition: color 0.2s; }
.topbar__nav a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 100%;
  background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease);
}
.topbar__nav a:hover, .topbar__nav a.is-active { color: var(--white); }
.topbar__nav a:hover::after, .topbar__nav a.is-active::after { transform: scaleX(1); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: 110px; overflow: hidden;
  isolation: isolate;
}
.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 20%, transparent 70%);
}
.hero__glow {
  position: absolute; z-index: -1; width: 70vmax; height: 70vmax;
  right: -25vmax; top: -20vmax; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,122,26,0.28), transparent 60%);
  filter: blur(20px);
}
.snow { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.snow i {
  position: absolute; top: -10px; width: var(--s); height: var(--s);
  background: var(--white); border-radius: 50%; opacity: var(--o);
  animation: fall var(--d) linear infinite; animation-delay: var(--dl);
}
@keyframes fall { to { transform: translate3d(var(--x), 110vh, 0); } }

.hero__inner {
  display: grid; grid-template-columns: 1.1fr 0.9fr; align-items: center;
  gap: clamp(2rem, 5vw, 5rem); padding-block: 2rem 4rem;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem; margin: 0 0 1.25rem;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.18em; color: var(--orange-2);
  padding: 0.4rem 0.9rem; border: 1px solid rgba(255,122,26,0.35); border-radius: 999px;
  background: rgba(255,122,26,0.07);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 0 rgba(255,122,26,0.7); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255,122,26,0); } 100% { box-shadow: 0 0 0 0 rgba(255,122,26,0); } }

.hero__title { margin: 0; font-family: var(--font-display); font-weight: 800; line-height: 0.88; letter-spacing: -0.02em; }
.hero__first { display: block; font-size: clamp(4rem, 13vw, 10rem); color: var(--white); }
.hero__last {
  display: block; font-size: clamp(2.2rem, 6.6vw, 5.2rem);
  color: transparent; -webkit-text-stroke: 2px var(--orange);
  letter-spacing: 0.02em;
}
.hero__tagline { margin: 1.5rem 0 0.75rem; font-family: var(--font-display); font-size: clamp(1.2rem, 2.4vw, 1.6rem); font-weight: 700; color: var(--orange); }
.hero__desc { max-width: 52ch; color: var(--muted); margin: 0 0 2rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero__stats { list-style: none; padding: 0; margin: 2.5rem 0 0; display: flex; gap: 0.75rem; flex-wrap: wrap; }
.hero__stats li {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.55rem 0.95rem; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-2);
}
.hero__stats span { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; color: var(--muted); }

.hero__visual { position: relative; justify-self: center; width: min(100%, 440px); }
.avatar-frame { position: relative; aspect-ratio: 1; padding: 14px; }
.avatar-frame img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 24px;
  position: relative; z-index: 1;
  box-shadow: 0 30px 80px -20px rgba(255,122,26,0.45);
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-12px); } }
.avatar-frame__ring {
  position: absolute; inset: -6%; border-radius: 50%;
  border: 1px dashed rgba(255,122,26,0.45);
  animation: spin 40s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.bracket { position: absolute; width: 34px; height: 34px; border: 3px solid var(--orange); z-index: 2; }
.bracket--tl { top: 0; left: 0; border-right: 0; border-bottom: 0; border-radius: 10px 0 0 0; }
.bracket--tr { top: 0; right: 0; border-left: 0; border-bottom: 0; border-radius: 0 10px 0 0; }
.bracket--bl { bottom: 0; left: 0; border-right: 0; border-top: 0; border-radius: 0 0 0 10px; }
.bracket--br { bottom: 0; right: 0; border-left: 0; border-top: 0; border-radius: 0 0 10px 0; }
.avatar-tag {
  position: absolute; z-index: 3; left: -6%; bottom: 8%;
  display: flex; flex-direction: column; gap: 0.1rem;
  padding: 0.7rem 1rem; border-radius: 14px;
  background: rgba(11,11,13,0.85); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,122,26,0.4); font-size: 0.82rem;
}
.avatar-tag .mono { color: var(--orange); font-size: 0.7rem; }
.avatar-tag b { color: var(--white); }
.sticker {
  position: absolute; z-index: 3; display: grid; place-items: center;
  width: 58px; height: 58px; border-radius: 50%;
  font-family: var(--font-display); font-weight: 800; font-size: 1.4rem;
}
.sticker--1 { top: 4%; right: -4%; background: var(--white); color: var(--bg); transform: rotate(12deg); animation: bob 4s ease-in-out infinite; }
.sticker--2 { top: 42%; right: -8%; background: var(--orange); color: var(--bg); width: 46px; height: 46px; animation: bob 5s ease-in-out infinite reverse; }
@keyframes bob { 50% { translate: 0 -10px; } }

.marquee { border-block: 1px solid var(--line); background: var(--orange); color: var(--bg); overflow: hidden; transform: rotate(-1.5deg) scale(1.03); margin-bottom: 1.5rem; }
.marquee__track { display: flex; width: max-content; animation: marquee 28s linear infinite; }
.marquee span { padding: 0.75rem 0; font-family: var(--font-display); font-weight: 800; font-size: 1.05rem; letter-spacing: 0.08em; white-space: pre; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { position: relative; padding-block: clamp(5rem, 10vw, 8rem); }
.section__head { position: relative; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section__num { font-family: var(--font-mono); color: var(--orange); font-size: 0.85rem; letter-spacing: 0.2em; }
.section__num::after { content: ""; display: inline-block; width: 40px; height: 1px; background: var(--orange); vertical-align: middle; margin-left: 0.75rem; }
.section h2 { margin: 0.5rem 0 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(2.3rem, 6vw, 4rem); line-height: 1; letter-spacing: -0.02em; }
.section h2 em { font-style: normal; color: var(--orange); }
.section__sub { color: var(--muted); margin: 1rem 0 0; }
.watermark {
  position: absolute; right: 0; top: 50%; translate: 0 -50%; margin: 0; z-index: -1;
  font-family: var(--font-display); font-weight: 800; font-size: clamp(4rem, 14vw, 11rem);
  color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.06); line-height: 1; pointer-events: none; user-select: none;
}

/* About */
.about { background: var(--bg-2); }
.about__grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.about__story p { color: var(--muted); margin: 0 0 1.25rem; font-size: 1.02rem; }
.about__story .lead { color: var(--white); font-size: clamp(1.15rem, 2vw, 1.4rem); font-family: var(--font-display); font-weight: 500; line-height: 1.45; }
.about__story em { color: var(--white); }
.about__story strong { color: var(--orange); }
.about__note { display: inline-block; padding: 0.6rem 1rem; border-left: 3px solid var(--orange); background: rgba(255,122,26,0.07); color: var(--white) !important; border-radius: 0 10px 10px 0; }
.timeline { list-style: none; margin: 0; padding: 0; position: relative; display: grid; gap: 1.25rem; }
.timeline::before { content: ""; position: absolute; left: 23px; top: 10px; bottom: 10px; width: 2px; background: linear-gradient(var(--orange), transparent); }
.timeline li { position: relative; display: flex; gap: 1rem; padding: 1rem 1.1rem 1rem 0; }
.timeline__icon { flex: none; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: var(--bg); border: 1px solid rgba(255,122,26,0.4); font-size: 1.2rem; color: var(--orange); position: relative; z-index: 1; }
.timeline h3 { margin: 0 0 0.2rem; font-family: var(--font-display); font-size: 1.1rem; }
.timeline p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* Activities */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card {
  position: relative; padding: 1.75rem; border-radius: var(--radius);
  background: var(--bg-2); border: 1px solid var(--line);
  transition: transform 0.35s var(--ease), border-color 0.35s;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.35s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(255,122,26,0.15), transparent 60%);
}
.card:hover { transform: translateY(-6px); border-color: rgba(255,122,26,0.5); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; }
.card--accent { background: var(--orange); color: var(--bg); border-color: var(--orange); }
.card--accent p, .card--accent .card__meta, .card--accent .card__label { color: rgba(11,11,13,0.75) !important; }
.card--accent .card__icon { background: var(--bg); }
.card--accent .meter { background: rgba(11,11,13,0.2); }
.card--accent .meter span { background: var(--bg); }
.card--accent::before { display: none; }
.card__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.card__icon { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 16px; background: var(--bg-3); font-size: 1.6rem; }
.card__label { font-size: 0.72rem; color: var(--muted); }
.card h3 { margin: 0 0 0.5rem; font-family: var(--font-display); font-size: 1.6rem; }
.card p { margin: 0 0 1.5rem; color: var(--muted); font-size: 0.95rem; }
.meter { height: 6px; border-radius: 99px; background: var(--bg-3); overflow: hidden; margin-bottom: 0.5rem; }
.meter span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--orange-deep), var(--orange-2)); border-radius: inherit; transition: width 1.4s var(--ease) 0.2s; }
.card.is-visible .meter span { width: var(--v); }
.card__meta { font-size: 0.7rem; color: var(--muted); }

/* Profile sheet */
.profile { background: var(--bg-2); }
.sheet {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 0; border-radius: 24px; overflow: hidden;
  border: 1px solid var(--line); background: var(--bg);
}
.sheet__img { position: relative; background: var(--white); }
.sheet__img img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1; }
.sheet__caption { position: absolute; left: 1rem; bottom: 1rem; padding: 0.4rem 0.75rem; background: var(--bg); color: var(--orange); font-size: 0.7rem; border-radius: 8px; }
.sheet__data { margin: 0; padding: clamp(1.5rem, 4vw, 2.75rem); display: grid; grid-template-columns: 1fr 1fr; gap: 0; align-content: center; }
.sheet__data div { padding: 0.95rem 0; border-bottom: 1px dashed var(--line); }
.sheet__data div:nth-child(odd) { padding-right: 1rem; }
.sheet__data dt { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--orange); }
.sheet__data dd { margin: 0.2rem 0 0; font-weight: 600; }

/* Socials */
.social-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.social {
  display: flex; align-items: center; gap: 1rem; padding: 1.15rem 1.25rem;
  border-radius: var(--radius); background: var(--bg-2); border: 1px solid var(--line);
  transition: transform 0.3s var(--ease), border-color 0.3s, background 0.3s;
}
.social:hover { transform: translateY(-4px); border-color: var(--orange); background: var(--bg-3); }
.social__icon { flex: none; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: var(--white); color: var(--bg); transition: background 0.3s; }
.social__icon svg { width: 22px; height: 22px; fill: currentColor; }
.social--support .social__icon svg { fill: none; stroke: currentColor; stroke-width: 1.6; }
.social:hover .social__icon { background: var(--orange); }
.social__body { display: flex; flex-direction: column; min-width: 0; }
.social__body b { font-family: var(--font-display); font-size: 1.05rem; }
.social__body span { color: var(--muted); font-size: 0.85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.social__arrow { margin-left: auto; color: var(--orange); font-size: 1.2rem; transition: transform 0.3s var(--ease); }
.social:hover .social__arrow { transform: translate(3px, -3px); }

.quote {
  margin: clamp(3rem, 6vw, 5rem) auto 0; max-width: 760px; text-align: center;
  padding: 2rem; border-radius: 24px; border: 1px solid rgba(255,122,26,0.3);
  background: linear-gradient(180deg, rgba(255,122,26,0.08), transparent);
}
.quote p { margin: 0 0 1rem; font-family: var(--font-display); font-size: clamp(1.15rem, 2.4vw, 1.5rem); font-weight: 500; line-height: 1.45; }
.quote cite { color: var(--orange); font-style: normal; font-family: var(--font-mono); font-size: 0.85rem; }

/* Footer */
.footer { position: relative; border-top: 1px solid var(--line); padding: 3rem 0 0; overflow: hidden; }
.footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem 2rem; align-items: center; }
.footer__brand { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; }
.footer__tag { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.9rem; }
.footer__nav { display: flex; gap: 1.5rem; color: var(--muted); font-size: 0.9rem; flex-wrap: wrap; }
.footer__nav a:hover { color: var(--orange); }
.footer__copy { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 0.75rem; }
.footer__giant {
  margin: 1rem 0 0; text-align: center; line-height: 0.75;
  font-family: var(--font-display); font-weight: 800; font-size: clamp(6rem, 28vw, 22rem);
  color: transparent; -webkit-text-stroke: 1px rgba(255,122,26,0.25);
  user-select: none;
}

/* Mobile tab bar */
.tabbar { display: none; }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .cards .card:last-child { grid-column: 1 / -1; }
  .social-grid { grid-template-columns: repeat(2, 1fr); }
  .about__grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .timeline::before { display: none; }
  .timeline li { flex-direction: column; padding: 1.25rem; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); }
}

@media (max-width: 820px) {
  .topbar__nav { display: none; }
  .hero { padding-top: 90px; }
  .hero__inner { grid-template-columns: 1fr; text-align: center; padding-bottom: 3rem; }
  .hero__visual { order: -1; width: min(78%, 340px); }
  .hero__desc { margin-inline: auto; }
  .hero__cta, .hero__stats { justify-content: center; }
  .eyebrow { margin-inline: auto; }
  .sheet { grid-template-columns: 1fr; }
  .sheet__img img { aspect-ratio: 4 / 7; object-position: top; }
}

@media (max-width: 640px) {
  body { padding-bottom: 76px; }
  .topbar .btn--sm { display: none; }
  .cards, .social-grid, .timeline { grid-template-columns: 1fr; }
  .cards .card:last-child { grid-column: auto; }
  .hero__last { -webkit-text-stroke-width: 1.5px; }
  .avatar-tag { left: 50%; translate: -50% 0; bottom: -6%; white-space: nowrap; }
  .sticker--1 { right: -6%; width: 48px; height: 48px; font-size: 1.15rem; }
  .sticker--2 { right: -10%; width: 38px; height: 38px; }
  .sheet__data { grid-template-columns: 1fr; }
  .sheet__data div:nth-child(odd) { padding-right: 0; }
  .footer__inner { grid-template-columns: 1fr; text-align: center; }
  .footer__nav { justify-content: center; }
  .watermark { display: none; }

  .tabbar {
    display: flex; position: fixed; z-index: 60; left: 0.75rem; right: 0.75rem;
    bottom: calc(0.75rem + env(safe-area-inset-bottom));
    justify-content: space-around; padding: 0.45rem;
    background: rgba(18,18,21,0.9); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--line); border-radius: 20px;
    box-shadow: 0 10px 40px -10px rgba(0,0,0,0.8);
  }
  .tabbar a {
    flex: 1; display: flex; flex-direction: column; align-items: center; gap: 0.1rem;
    padding: 0.4rem 0.2rem; border-radius: 14px;
    font-size: 0.66rem; font-weight: 600; color: var(--muted);
    transition: background 0.25s, color 0.25s;
  }
  .tabbar a span { font-size: 1.1rem; line-height: 1.2; }
  .tabbar a.is-active { background: var(--orange); color: var(--bg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .meter span { width: var(--v); }
}