/* =========================================================
   WazirX Labs v3 — Google Labs inspired, multi-color
   ========================================================= */

:root {
  --black:      #0a0a0a;
  --gray-1:     #1a1a1a;
  --gray-2:     #4a4a4a;
  --gray-3:     #888;
  --gray-4:     #bbb;
  --gray-5:     #e8e8e8;
  --bg:         #f7f7f5;
  --white:      #ffffff;

  /* Experiment colors */
  --amber:      #f97316;
  --amber-deep: #c2410c;
  --amber-lite: #fef3c7;
  --teal:       #0891b2;
  --teal-deep:  #0e7490;
  --teal-lite:  #cffafe;
  --pink:       #e11d48;
  --pink-deep:  #9f1239;
  --pink-lite:  #ffe4e6;

  --radius-card: 24px;
  --radius-sm:   10px;
  --shadow:      0 2px 8px rgba(0,0,0,.06), 0 8px 32px rgba(0,0,0,.08);
  --shadow-hover:0 4px 16px rgba(0,0,0,.08), 0 20px 60px rgba(0,0,0,.14);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--black);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
svg { display: block; }
em { font-style: italic; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 28px; }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247,247,245,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
.nav--up {
  border-bottom-color: var(--gray-5);
  box-shadow: 0 1px 0 var(--gray-5);
}
.nav-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 28px;
  height: 60px;
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
.nav-logo {
  display: flex; align-items: center; gap: 8px;
  font-size: 1rem; font-weight: 700; letter-spacing: -0.02em;
  color: var(--black);
}
.logo-flask { color: var(--amber); }
.logo-wazirx { font-weight: 800; }

.nav-center {
  display: flex; align-items: center; gap: 2px;
}
.nav-link {
  padding: 6px 14px; border-radius: 8px;
  font-size: 0.875rem; font-weight: 500; color: var(--gray-2);
  transition: background .15s, color .15s;
}
.nav-link:hover { background: var(--gray-5); color: var(--black); }

.nav-right { display: flex; justify-content: flex-end; }
.nav-wazirx {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 16px; border-radius: 9px;
  font-size: 0.86rem; font-weight: 600; color: var(--black);
  border: 1.5px solid var(--gray-5);
  background: var(--white);
  transition: border-color .15s, box-shadow .15s;
}
.nav-wazirx:hover { border-color: var(--gray-4); box-shadow: 0 2px 8px rgba(0,0,0,.07); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: 80px 0 56px;
}
.hero-kicker {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 28px;
}
.kicker-dot {
  width: 10px; height: 10px; border-radius: 50%;
  animation: bounce-dot 1.8s ease-in-out infinite;
}
.kicker-dot--amber { background: var(--amber); }
.kicker-dot--teal  { background: var(--teal);  animation-delay: .2s; }
.kicker-dot--pink  { background: var(--pink);  animation-delay: .4s; }
@keyframes bounce-dot {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
.kicker-text {
  font-size: 0.82rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-3);
}

.hero-title {
  font-size: clamp(3.2rem, 6vw, 5.8rem);
  font-weight: 800; letter-spacing: -0.045em; line-height: 1.05;
  color: var(--black); margin-bottom: 24px;
}
.hero-title em {
  font-style: italic; font-weight: 800;
  background: linear-gradient(135deg, var(--amber) 0%, var(--pink) 50%, var(--teal) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub {
  font-size: 1.1rem; color: var(--gray-2); line-height: 1.65;
  max-width: 480px;
}

/* =========================================================
   EXPERIMENTS
   ========================================================= */
.experiments { padding: 0 0 80px; }

/* ── Featured card ── */
.exp-featured {
  display: grid; grid-template-columns: 1fr 1.1fr;
  background: var(--white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  transition: transform .3s ease, box-shadow .3s ease;
  cursor: pointer;
}
.exp-featured:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.exp-featured-body {
  padding: 52px 48px;
  display: flex; flex-direction: column; gap: 18px;
  justify-content: center;
}

/* experiment meta */
.exp-meta {
  display: flex; align-items: center; gap: 8px;
}
.exp-id {
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-3);
}
.exp-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--gray-4); }
.exp-since { font-size: 0.72rem; color: var(--gray-4); font-weight: 500; }

/* status badges */
.exp-status {
  display: inline-flex; align-items: center; gap: 7px;
  width: fit-content;
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.07em;
  padding: 4px 12px; border-radius: 100px;
}
.exp-status--live {
  background: #dcfce7; color: #166534;
}
.live-ring {
  width: 7px; height: 7px; border-radius: 50%;
  background: #16a34a;
  box-shadow: 0 0 0 3px rgba(22,163,74,0.22);
  animation: ring-pulse 2s ease-in-out infinite;
}
@keyframes ring-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(22,163,74,0.22); }
  50% { box-shadow: 0 0 0 6px rgba(22,163,74,0.08); }
}
.exp-status--soon { background: #fef9c3; color: #854d0e; }
.exp-status--info { background: #ede9fe; color: #6d28d9; }

.exp-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1.1;
  color: var(--black);
}

.exp-desc {
  font-size: 0.97rem; color: var(--gray-2); line-height: 1.68;
  max-width: 380px;
}

/* testing stage tracker */
.exp-stage {
  display: flex; align-items: center; gap: 0;
  margin-top: 4px;
}
.stage {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 4px 10px; border-radius: 6px;
  color: var(--gray-4); background: var(--bg);
  white-space: nowrap;
}
.stage--done   { background: #dcfce7; color: #166534; }
.stage--active { background: var(--amber-lite); color: var(--amber-deep); }
.stage-line {
  flex: 1; height: 2px; background: var(--gray-5); max-width: 28px;
}
.stage-line--done { background: #86efac; }

.exp-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.etag {
  font-size: 0.74rem; font-weight: 600; color: var(--gray-2);
  background: var(--bg); border: 1.5px solid var(--gray-5);
  padding: 3px 10px; border-radius: 7px;
}

.exp-cta {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 6px;
  font-size: 0.93rem; font-weight: 700; color: var(--amber-deep);
  transition: gap .2s;
}
.exp-featured:hover .exp-cta { gap: 14px; }

/* =========================================================
   FEATURED ART AREA — AMBER / TAX CALCULATOR
   ========================================================= */
.exp-featured-art {
  position: relative; overflow: hidden;
  min-height: 440px;
}

/* amber gradient */
.exp-art--amber {
  background: linear-gradient(135deg, #fb923c 0%, #f97316 35%, #ea580c 70%, #c2410c 100%);
}

/* big circles */
.art-circle { position: absolute; border-radius: 50%; }

/* amber circles */
.exp-art--amber .art-circle--1 {
  width: 360px; height: 360px;
  background: rgba(255,255,255,0.1);
  top: -80px; right: -60px;
}
.exp-art--amber .art-circle--2 {
  width: 240px; height: 240px;
  background: rgba(255,255,255,0.08);
  bottom: -40px; left: -40px;
}
.exp-art--amber .art-circle--3 {
  width: 140px; height: 140px;
  background: rgba(255,255,255,0.12);
  top: 50%; left: 30%;
  transform: translate(-50%, -50%);
}

/* rupee symbol */
.art-rupee {
  position: absolute;
  font-size: 200px; font-weight: 900; line-height: 1;
  color: rgba(255,255,255,0.12);
  bottom: -20px; right: -10px;
  user-select: none;
  letter-spacing: -0.05em;
}

/* floating stat chips */
.art-chip {
  position: absolute;
  background: rgba(255,255,255,0.92);
  border-radius: 14px;
  padding: 10px 16px;
  display: flex; flex-direction: column; gap: 2px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  backdrop-filter: blur(8px);
  animation: float 4s ease-in-out infinite;
}
.art-chip--1 { top: 40px;  left: 40px;  animation-delay: 0s; }
.art-chip--2 { top: 160px; right: 40px; animation-delay: .8s; }
.art-chip--3 { bottom: 60px; left: 60px; animation-delay: 1.6s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.chip-label { font-size: 0.62rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray-3); }
.chip-value { font-size: 1rem; font-weight: 800; color: var(--black); letter-spacing: -0.02em; }
.chip-gain  { color: #16a34a; }

/* mini bar chart */
.art-bars {
  position: absolute; bottom: 40px; right: 32px;
  display: flex; align-items: flex-end; gap: 5px; height: 80px;
}
.art-bar {
  width: 12px; height: var(--h);
  background: rgba(255,255,255,0.35);
  border-radius: 4px 4px 0 0;
}
.art-bar:nth-child(3) { background: rgba(255,255,255,0.75); }

/* =========================================================
   GRID CARDS
   ========================================================= */
.exp-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}

.exp-card {
  background: var(--white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
}
.exp-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.exp-card-art {
  position: relative; overflow: hidden;
  height: 260px;
}

/* teal art */
.exp-art--teal {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 50%, #0e7490 100%);
}
.exp-art--teal .art-circle--a {
  width: 280px; height: 280px;
  background: rgba(255,255,255,0.1);
  top: -80px; right: -60px;
}
.exp-art--teal .art-circle--b {
  width: 160px; height: 160px;
  background: rgba(255,255,255,0.08);
  bottom: -50px; left: -20px;
}
.art-qmark {
  position: absolute;
  font-size: 160px; font-weight: 900; line-height: 1;
  color: rgba(255,255,255,0.15);
  bottom: -24px; right: 16px;
  user-select: none;
}
.art-dots-grid {
  position: absolute; top: 24px; left: 24px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
}
.art-dots-grid span {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,0.3);
}

/* pink art */
.exp-art--pink {
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 50%, #be123c 100%);
}
.exp-art--pink .art-circle--a {
  width: 260px; height: 260px;
  background: rgba(255,255,255,0.08);
  bottom: -70px; right: -50px;
}
.exp-art--pink .art-circle--b {
  width: 120px; height: 120px;
  background: rgba(255,255,255,0.1);
  top: 20px; left: -30px;
}
.art-word {
  position: absolute;
  font-weight: 900; line-height: 1;
  color: rgba(255,255,255,0.2);
  letter-spacing: -0.04em;
  user-select: none;
}
.art-word--1 { font-size: 56px; top: 20px;  left: 24px; color: rgba(255,255,255,0.5); }
.art-word--2 { font-size: 72px; top: 68px;  left: 32px; color: rgba(255,255,255,0.35); }
.art-word--3 { font-size: 48px; top: 148px; left: 28px; color: rgba(255,255,255,0.25); }

/* ── Card body ── */
.exp-card-body {
  padding: 28px 32px 32px;
  display: flex; flex-direction: column; gap: 12px;
  flex: 1;
}
.exp-card-title {
  font-size: 1.6rem; font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.15;
  color: var(--black);
}
.exp-card-desc {
  font-size: 0.9rem; color: var(--gray-2); line-height: 1.65; flex: 1;
}
.exp-card-link {
  font-size: 0.88rem; font-weight: 700; color: var(--teal);
  margin-top: 4px; transition: opacity .15s;
}
.exp-art--pink ~ .exp-card-body .exp-card-link { color: var(--pink); }
.exp-card:hover .exp-card-link { opacity: 0.75; }

/* =========================================================
   ABOUT
   ========================================================= */
.about {
  padding: 96px 0;
  background: var(--white);
  border-top: 1.5px solid var(--gray-5);
}
.about-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--gray-3);
  margin-bottom: 48px;
}
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start;
}
.about-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1.1;
  color: var(--black); margin-bottom: 24px;
}
.about-body {
  font-size: 1rem; color: var(--gray-2); line-height: 1.75; margin-bottom: 14px;
}
.about-cta {
  display: inline-block; margin-top: 12px;
  font-size: 0.92rem; font-weight: 700; color: var(--black);
  border-bottom: 2px solid var(--amber);
  padding-bottom: 2px;
  transition: border-color .15s;
}
.about-cta:hover { border-color: var(--pink); }

.about-principles { display: flex; flex-direction: column; gap: 36px; }
.principle { display: flex; align-items: flex-start; gap: 20px; }
.p-num {
  font-size: 0.72rem; font-weight: 900;
  width: 36px; height: 36px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; letter-spacing: 0;
}
.p-num--amber { background: var(--amber-lite); color: var(--amber-deep); }
.p-num--teal  { background: var(--teal-lite);  color: var(--teal-deep);  }
.p-num--pink  { background: var(--pink-lite);  color: var(--pink-deep);  }
.p-title { font-size: 1rem; font-weight: 700; color: var(--black); margin-bottom: 4px; }
.p-desc  { font-size: 0.88rem; color: var(--gray-2); line-height: 1.65; }

@media (max-width: 780px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about { padding: 64px 0; }
}

/* =========================================================
   MANIFESTO STRIP
   ========================================================= */
.manifesto {
  padding: 64px 0;
  border-top: 1.5px solid var(--gray-5);
  border-bottom: 1.5px solid var(--gray-5);
  background: var(--white);
}
.manifesto-inner {
  max-width: 760px;
  display: flex; flex-direction: column; gap: 16px;
}
.manifesto-text {
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 500; line-height: 1.55;
  color: var(--gray-1);
  font-style: italic;
}
.manifesto-sig {
  font-size: 0.85rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-3);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer { padding: 48px 0 32px; }
.footer-inner {
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap; gap: 32px; margin-bottom: 40px;
}
.footer-logo {
  font-size: 1.1rem; font-weight: 700; letter-spacing: -0.02em; color: var(--black);
}
.footer-sub { font-size: 0.82rem; color: var(--gray-3); margin-top: 6px; }

.footer-nav {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
}
.footer-nav a {
  font-size: 0.86rem; color: var(--gray-3); font-weight: 500;
  padding: 5px 12px; border-radius: 7px;
  transition: background .15s, color .15s;
}
.footer-nav a:hover { background: var(--gray-5); color: var(--black); }

.footer-legal {
  font-size: 0.76rem; color: var(--gray-4);
  padding-top: 24px; border-top: 1px solid var(--gray-5);
}

/* =========================================================
   REVEAL ANIMATIONS
   ========================================================= */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 960px) {
  .exp-featured { grid-template-columns: 1fr; }
  .exp-featured-art { min-height: 320px; }
}
@media (max-width: 700px) {
  .exp-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 40px; }
  .exp-featured-body { padding: 36px 28px; }
  .experiments { padding: 0 0 56px; }
  .nav-center { display: none; }
}