/* ============== reset / base ============== */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.02em; line-height: 1.1; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

:root {
  --bg: #0A0B0E;
  --bg-elev: #14171D;
  --bg-elev-2: #1B1F27;
  --border: #262A34;
  --border-soft: #1F232C;
  --text: #ECEEF2;
  --text-muted: #9097A8;
  --text-dim: #6B7283;

  --accent: #C5FF60;
  --accent-2: #76E5A1;
  --accent-soft: rgba(197, 255, 96, 0.10);
  --accent-glow: rgba(197, 255, 96, 0.35);

  --violet: #A78BFA;
  --blue: #7DB9FF;
  --amber: #FFB627;

  --radius: 16px;
  --radius-lg: 22px;
  --radius-sm: 10px;

  --shadow-1: 0 1px 0 rgba(255,255,255,.04) inset, 0 20px 50px -20px rgba(0,0,0,.6);
  --shadow-glow: 0 0 0 1px rgba(197,255,96,.15), 0 30px 80px -30px rgba(197,255,96,.35);

  --maxw: 1180px;
  --pad: clamp(20px, 4vw, 40px);
}

/* ============== ambient background ============== */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
  pointer-events: none;
}
.bg-glow {
  position: fixed; z-index: -1;
  width: 700px; height: 700px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .35;
  pointer-events: none;
}
.bg-glow--a {
  background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
  top: -250px; left: -200px;
}
.bg-glow--b {
  background: radial-gradient(circle, var(--violet) 0%, transparent 60%);
  top: 200px; right: -250px;
  opacity: .25;
}

/* ============== nav ============== */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px var(--pad);
  max-width: var(--maxw); margin: 0 auto;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; letter-spacing: -0.02em; font-size: 17px;
}
.logo svg { flex: 0 0 auto; }

.nav-links {
  display: flex; gap: 6px; align-items: center;
}
.nav-links a {
  position: relative;
  padding: 8px 14px; border-radius: 999px;
  color: var(--text-muted); font-size: 14px; font-weight: 500;
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,.04); }
.nav-link-free { color: var(--text) !important; }
.free-dot {
  display: inline-block; margin-left: 6px;
  background: var(--accent); color: #0A0B0E;
  font-size: 10px; font-weight: 800; letter-spacing: .04em;
  padding: 2px 6px; border-radius: 999px;
  vertical-align: 1px;
}
@media (max-width: 640px) {
  .nav-links a:not(.nav-link-free) { display: none; }
}

/* ============== buttons & pills ============== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 18px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  cursor: pointer; border: 1px solid transparent;
  transition: transform .12s ease, background .15s, border-color .15s, box-shadow .2s;
  white-space: nowrap;
}
.btn-lg { padding: 14px 22px; font-size: 15px; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: #0A0B0E;
  box-shadow: 0 10px 30px -10px var(--accent-glow);
}
.btn-primary:hover { background: #d6ff7e; box-shadow: 0 14px 36px -10px var(--accent-glow); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,.04); border-color: var(--text-dim); }

.pill {
  display: inline-block;
  padding: 3px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 800; letter-spacing: .06em;
}
.pill-lg { padding: 6px 12px; font-size: 12px; }
.pill-free { background: var(--accent); color: #0A0B0E; }

/* ============== layout shells ============== */
main { display: block; }
section { max-width: var(--maxw); margin: 0 auto; padding: 96px var(--pad); }
@media (max-width: 700px) { section { padding: 64px var(--pad); } }

.section-head {
  text-align: center;
  max-width: 640px; margin: 0 auto 56px;
}
.section-head--sm { margin-bottom: 32px; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); margin: 12px 0 14px; }
.section-head p { color: var(--text-muted); }

.kicker {
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px; border-radius: 999px;
}

.grad {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ============== hero ============== */
.hero {
  text-align: center;
  padding-top: 72px; padding-bottom: 64px;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-elev); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; color: var(--text-muted);
  margin-bottom: 24px;
}
.dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(.85); }
}
.hero h1 {
  font-size: clamp(38px, 6.5vw, 72px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.035em;
  max-width: 900px; margin: 0 auto 22px;
}
.hero-sub {
  max-width: 620px; margin: 0 auto 36px;
  color: var(--text-muted);
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.55;
}
.hero-cta {
  display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center;
}

.hero-stats {
  margin-top: 64px;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px; background: var(--border-soft);
  border: 1px solid var(--border-soft); border-radius: var(--radius);
  overflow: hidden;
  max-width: 760px; margin-inline: auto;
}
.hero-stats > div {
  background: var(--bg-elev);
  padding: 20px;
  display: flex; flex-direction: column; gap: 4px; align-items: center;
}
.hero-stats strong {
  font-size: 22px; font-weight: 700; color: var(--text);
  letter-spacing: -.02em;
}
.hero-stats span { color: var(--text-dim); font-size: 12px; }
@media (max-width: 640px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

/* ============== apps grid ============== */
.app-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
@media (max-width: 880px) { .app-grid { grid-template-columns: 1fr; } }

.app-card {
  position: relative;
  background: linear-gradient(180deg, var(--bg-elev) 0%, rgba(20,23,29,.7) 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex; flex-direction: column; gap: 20px;
  transition: transform .25s ease, border-color .25s, box-shadow .25s;
  overflow: hidden;
}
.app-card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(800px circle at var(--mx, 50%) var(--my, 0%), rgba(255,255,255,.05), transparent 40%);
  opacity: 0; transition: opacity .25s;
}
.app-card:hover { transform: translateY(-3px); border-color: var(--border); }
.app-card:hover::before { opacity: 1; }
.app-card--trends:hover { box-shadow: 0 30px 80px -40px rgba(197,255,96,.35); }
.app-card--feed:hover { box-shadow: 0 30px 80px -40px rgba(167,139,250,.35); }

.app-card-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center; gap: 16px;
}
.app-card-head h3 {
  font-size: 22px; font-weight: 700;
}
.app-tagline {
  font-size: 13px; color: var(--text-muted); margin-top: 2px;
}
.rating {
  font-size: 13px; color: var(--text-muted);
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  padding: 4px 10px; border-radius: 999px;
  white-space: nowrap;
}
.rating em { font-style: normal; color: var(--text-dim); }

.app-desc { color: var(--text-muted); font-size: 15px; }

.feature-list {
  display: flex; flex-direction: column; gap: 10px;
  color: var(--text); font-size: 14px;
}
.feature-list li {
  display: flex; align-items: flex-start; gap: 10px;
  color: var(--text-muted);
}
.feature-list li::before {
  content: "";
  flex: 0 0 auto;
  margin-top: 7px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}
.feature-list.two-col {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px;
}
@media (max-width: 600px) {
  .feature-list.two-col { grid-template-columns: 1fr; }
}

.app-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  flex-wrap: wrap;
  margin-top: auto; padding-top: 8px;
}
.meta { color: var(--text-dim); font-size: 12px; }

/* ============== chrome ext section ============== */
.chrome { padding-top: 32px; }
.chrome-card {
  position: relative;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px;
  background:
    radial-gradient(800px 400px at 20% 0%, rgba(197,255,96,.10), transparent 60%),
    linear-gradient(180deg, var(--bg-elev) 0%, #11141A 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 48px;
  overflow: hidden;
}
.chrome-card::after {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent) 0%, transparent 50%, var(--violet) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .35; pointer-events: none;
}
@media (max-width: 880px) {
  .chrome-card { grid-template-columns: 1fr; padding: 32px; gap: 32px; }
}
.chrome-badge { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.chrome-mark {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--text-muted);
}
.chrome-card h2 {
  font-size: clamp(28px, 3.8vw, 42px);
  margin-bottom: 16px;
}
.chrome-card p { color: var(--text-muted); font-size: 16px; margin-bottom: 24px; }
.chrome-cta {
  display: flex; flex-direction: column; gap: 10px;
  margin-top: 28px;
  align-items: flex-start;
}

/* mock window */
.mock-window {
  background: #0E1117;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.7);
  transform: rotate(.4deg);
  transition: transform .4s ease;
}
.chrome-card:hover .mock-window { transform: rotate(0deg) translateY(-4px); }
.mock-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  background: #14171D;
  border-bottom: 1px solid var(--border);
}
.mock-bar > span {
  width: 10px; height: 10px; border-radius: 50%;
  background: #2A2E3A;
}
.mock-bar > span:first-child { background: #FF5F57; }
.mock-bar > span:nth-child(2) { background: #FEBC2E; }
.mock-bar > span:nth-child(3) { background: #28C840; }
.mock-url {
  margin-left: 10px;
  flex: 1;
  background: #0A0B0E; color: var(--text-dim);
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 11px; font-family: ui-monospace, "SF Mono", Menlo, monospace;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.mock-body { padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.mock-row-title { font-weight: 700; font-size: 15px; }
.mock-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px;
  padding: 12px; border: 1px solid var(--border-soft); border-radius: 10px;
  background: rgba(255,255,255,.02);
}
.mock-grid > div { display: flex; flex-direction: column; gap: 2px; font-size: 12px; }
.mock-k { color: var(--text-dim); text-transform: uppercase; letter-spacing: .06em; font-size: 10px; }
.mock-v { color: var(--text); font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; }
.mock-v.ok { color: var(--accent); }
.mock-tag {
  display: inline-block; align-self: flex-start;
  font-size: 11px; color: var(--text-muted);
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  padding: 3px 8px;
  margin-right: 6px;
}

/* ============== side projects ============== */
.side-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
@media (max-width: 700px) { .side-grid { grid-template-columns: 1fr; } }
.side-card {
  display: block;
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform .15s, border-color .15s;
}
.side-card:hover { transform: translateY(-2px); border-color: var(--border); }
.side-card-head {
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: center; gap: 14px; margin-bottom: 12px;
}
.side-card-head h3 { font-size: 18px; }
.side-tag { font-size: 12px; color: var(--text-dim); }
.side-arrow {
  color: var(--text-muted); font-size: 18px;
  transition: transform .15s, color .15s;
}
.side-card:hover .side-arrow { transform: translate(2px, -2px); color: var(--accent); }
.side-card p { color: var(--text-muted); font-size: 14px; }
.side-card--ghost {
  background: transparent;
  border-style: dashed;
  display: flex; align-items: center;
}
.side-card--ghost p { font-size: 14px; }
.side-card--ghost a { color: var(--accent); border-bottom: 1px dashed var(--accent); }

.side-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--accent-soft);
  display: flex; align-items: center; justify-content: center;
}

/* ============== about ============== */
.about-card {
  display: grid; grid-template-columns: auto 1fr; gap: 40px;
  align-items: center;
  background: linear-gradient(180deg, var(--bg-elev) 0%, #11141A 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 40px;
}
@media (max-width: 700px) {
  .about-card { grid-template-columns: 1fr; gap: 24px; padding: 28px; text-align: center; }
  .about-photo { margin: 0 auto; }
}
.about-photo {
  width: 160px; height: 160px;
  border-radius: 50%; padding: 4px;
  background: linear-gradient(135deg, var(--accent), var(--violet));
  flex: 0 0 auto;
}
.about-photo img {
  width: 100%; height: 100%; border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--bg-elev);
}
.about-body h2 { font-size: clamp(24px, 3vw, 32px); margin: 12px 0; }
.about-body p { color: var(--text-muted); margin-bottom: 12px; }
.about-body strong { color: var(--text); font-weight: 600; }
.about-body em { color: var(--text); font-style: italic; }
.about-body a { color: var(--accent); border-bottom: 1px solid rgba(197,255,96,.3); }
.about-body a:hover { border-bottom-color: var(--accent); }
.about-links {
  display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px;
}
@media (max-width: 700px) { .about-links { justify-content: center; } }
.about-links a { border-bottom: none; }

/* ============== cta ============== */
.cta {
  text-align: center;
  padding-bottom: 120px;
}
.cta h2 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 12px; }
.cta p { color: var(--text-muted); margin-bottom: 28px; }
.cta-row {
  display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center;
}

/* ============== footer ============== */
.foot {
  border-top: 1px solid var(--border-soft);
  background: rgba(10,11,14,.6);
}
.foot-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 56px var(--pad) 32px;
  display: grid; grid-template-columns: 1.5fr 2fr; gap: 40px;
}
@media (max-width: 700px) {
  .foot-inner { grid-template-columns: 1fr; }
}
.foot-brand p { color: var(--text-muted); margin-top: 12px; font-size: 14px; max-width: 280px; }
.foot-cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.foot-cols h4 {
  font-size: 12px; color: var(--text-dim); letter-spacing: .14em; text-transform: uppercase;
  margin-bottom: 12px; font-weight: 600;
}
.foot-cols a {
  display: block; color: var(--text-muted); font-size: 14px; padding: 4px 0;
  transition: color .15s;
}
.foot-cols a:hover { color: var(--text); }

.foot-bottom {
  max-width: var(--maxw); margin: 0 auto;
  padding: 16px var(--pad) 28px;
  border-top: 1px solid var(--border-soft);
  display: flex; justify-content: space-between; gap: 12px;
  color: var(--text-dim); font-size: 12px;
  flex-wrap: wrap;
}
.foot-bottom a { color: var(--text-muted); border-bottom: 1px dotted var(--text-dim); }
.foot-bottom a:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ============== reveal animation ============== */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
}