/* ═══════════════════════════════════════════════════════════
   VOX CRYPTO — style.css
   Palette: #6045F4 Royal Purple · #53E6D4 Neon Mint
            #EBEBED Soft Gray  · #0F1417 Carbon Black
═══════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────── */
:root {
  --purple:   #6045F4;
  --mint:     #53E6D4;
  --gray:     #EBEBED;
  --bg:       #0F1417;
  --bg2:      #131A1E;
  --bg3:      #1A2228;
  --border:   rgba(255,255,255,0.07);
  --text:     #EBEBED;
  --text-dim: rgba(235,235,237,0.55);

  --font: 'Space Grotesk', system-ui, sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --nav-h: 72px;
  --container: 1140px;

  --ease-out: cubic-bezier(0.22,1,0.36,1);
  --ease-in-out: cubic-bezier(0.45,0,0.55,1);
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--purple); border-radius: 3px; }

/* ── Container ─────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Utility ───────────────────────────────────────────── */
.text-gradient {
  background: linear-gradient(135deg, var(--purple) 0%, var(--mint) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-mint { color: var(--mint); }
.text-purple { color: var(--purple); }
.br-desktop { display: block; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 50px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background 0.2s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--purple);
  color: #fff;
}
.btn-primary:hover {
  background: #7260f6;
  box-shadow: 0 0 30px rgba(96,69,244,0.5);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: rgba(96,69,244,0.5);
  color: var(--purple);
  transform: translateY(-2px);
}

.btn-lg { padding: 15px 32px; font-size: 1rem; }

/* ── Logo SVG ──────────────────────────────────────────── */
.logo-svg { height: 28px; width: auto; }
.logo-sm  { height: 36px; }

/* Navbar logo pixels: alternating purple/mint per letter */
.logo-svg .lp { fill: var(--purple); }
/* Override for O letter to mint — handled in HTML per-rect fill */

/* Hero logo pixels animated */
.hero-logo { width: min(280px, 60vw); height: auto; }
.hlp {
  fill: var(--purple);
  opacity: 0;
  transform: scale(0);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.25s var(--ease-out), transform 0.35s var(--ease-out);
}
.hlp.show { opacity: 1; transform: scale(1); }
/* O pixels get mint color — set via JS class */
.hlp.mint { fill: var(--mint); }

/* ── Navbar ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  /* Use min-height so mobile menu can expand */
  min-height: var(--nav-h);
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled,
.navbar.menu-open {
  background: rgba(15,20,23,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo { display: flex; align-items: center; }

.nav-links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.2s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--purple);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s var(--ease-out);
}
.nav-link:hover { color: var(--text); }
.nav-link:hover::after { transform: scaleX(1); }

.nav-cta { margin-left: 16px; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 20px 24px 28px;
  background: rgba(15,20,23,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link { font-size: 1.1rem; padding: 4px 0; }
.nav-mobile .btn { width: fit-content; margin-top: 8px; }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-glow--purple {
  width: 600px; height: 600px;
  background: rgba(96,69,244,0.12);
  top: -100px; left: -200px;
}
.hero-glow--mint {
  width: 500px; height: 500px;
  background: rgba(83,230,212,0.08);
  bottom: -100px; right: -100px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 28px;
  padding: 60px 24px;
  max-width: 860px;
}

.hero-logo-wrap {
  margin-bottom: 8px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  border: 1px solid rgba(83,230,212,0.3);
  color: var(--mint);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--mint);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 0 0 rgba(83,230,212,0.6); }
  50% { box-shadow: 0 0 0 6px rgba(83,230,212,0); }
}

.hero-title {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

/* Glitch effect */
.glitch {
  position: relative;
  display: inline-block;
}
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.glitch::before {
  color: var(--purple);
  animation: glitch-a 4s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 40%, 0 40%);
}
.glitch::after {
  color: var(--mint);
  animation: glitch-b 4s infinite;
  clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
}
@keyframes glitch-a {
  0%,84%,100% { transform: none; opacity: 0; }
  85% { transform: translate(-4px, 0); opacity: 0.7; }
  87% { transform: translate(4px, -2px); opacity: 0.7; }
  89% { opacity: 0; }
}
@keyframes glitch-b {
  0%,87%,100% { transform: none; opacity: 0; }
  88% { transform: translate(4px, 0); opacity: 0.7; }
  90% { transform: translate(-4px, 2px); opacity: 0.7; }
  92% { opacity: 0; }
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-dim);
  max-width: 600px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.stat-val {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.stat-plus { color: var(--purple); }
.stat-lbl { font-size: 0.78rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-sep {
  width: 1px; height: 40px;
  background: var(--border);
}

.scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: scroll-fade 2.5s ease-in-out infinite;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--purple), transparent);
  animation: scroll-line 2.5s ease-in-out infinite;
}
@keyframes scroll-fade { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }
@keyframes scroll-line { 0%,100% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); } }

/* ── Sections common ───────────────────────────────────── */
.section { padding: 100px 0; position: relative; }
.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.section-lead {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 620px;
  line-height: 1.75;
  margin-bottom: 60px;
}

/* ── Scroll reveal ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.65s var(--ease-out) var(--d, 0ms),
    transform 0.65s var(--ease-out) var(--d, 0ms);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── About cards ───────────────────────────────────────── */
.about { }
.about .section-lead { margin-bottom: 60px; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-out), border-color 0.3s, box-shadow 0.3s;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(96,69,244,0.06), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(96,69,244,0.4);
  box-shadow: 0 20px 60px rgba(96,69,244,0.15);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 52px; height: 52px;
  background: rgba(96,69,244,0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--purple);
  transition: background 0.3s;
}
.card-icon--mint {
  background: rgba(83,230,212,0.12);
  color: var(--mint);
}
.card:hover .card-icon { background: rgba(96,69,244,0.25); }

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.card-text { color: var(--text-dim); font-size: 0.95rem; line-height: 1.7; }

/* ── Dictionary ────────────────────────────────────────── */
.dictionary { background: var(--bg2); }

.dict-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(96,69,244,0.08), transparent 50%);
}

.dict-bg-terms {
  position: absolute;
  inset: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 24px;
  pointer-events: none;
  opacity: 0.04;
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mint);
  overflow: hidden;
}

.dict-content { position: relative; z-index: 1; max-width: 520px; }
.dict-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin: 8px 0 16px;
  letter-spacing: -0.02em;
}
.dict-content p { color: var(--text-dim); margin-bottom: 28px; line-height: 1.7; }

.dict-icon-wrap {
  position: relative; z-index: 1;
  animation: float 5s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ── Partners ──────────────────────────────────────────── */
.partners { }
.partners .section-lead { margin-bottom: 60px; }

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.partner-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  cursor: pointer;
  transition: transform 0.3s var(--ease-out), border-color 0.3s, box-shadow 0.3s;
  color: var(--text);
}
.partner-card:hover {
  transform: translateY(-6px);
  border-color: rgba(96,69,244,0.5);
  box-shadow: 0 20px 60px rgba(96,69,244,0.12);
}

.partner-logo-wrap {
  margin-bottom: 8px;
}
.partner-name {
  font-size: 2rem;
  font-weight: 700;
  display: block;
}
.mexc-name   { color: #2CABF1; }
.bingx-name  { color: #4D7BF3; }
.upscale-name { background: linear-gradient(135deg, var(--purple), var(--mint)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.partner-desc { color: var(--text-dim); font-size: 0.92rem; line-height: 1.65; flex: 1; }

.partner-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--purple);
  transition: gap 0.2s;
}
.partner-card:hover .partner-cta { gap: 10px; }
.partner-card:hover .arrow { transform: translateX(4px); }
.arrow { display: inline-block; transition: transform 0.2s var(--ease-out); }

/* ── Crypto Card Section ───────────────────────────────── */
.crypto-card-section { background: var(--bg2); }

.crypto-card-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* 3D Crypto Card visual */
.crypto-card-visual { display: flex; justify-content: center; }

.card-3d {
  position: relative;
  width: 340px;
  height: 210px;
  border-radius: 20px;
  background: linear-gradient(135deg, #1a0f3d 0%, #0d1f2d 50%, #0a1a0f 100%);
  border: 1px solid rgba(96,69,244,0.4);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow:
    0 30px 80px rgba(0,0,0,0.6),
    0 0 0 1px rgba(255,255,255,0.05),
    inset 0 1px 0 rgba(255,255,255,0.08);
  transform: perspective(600px) rotateX(8deg) rotateY(-8deg);
  transition: transform 0.4s var(--ease-out);
  animation: card-float 6s ease-in-out infinite;
}
.card-3d:hover {
  transform: perspective(600px) rotateX(2deg) rotateY(-2deg);
}
@keyframes card-float {
  0%,100% { transform: perspective(600px) rotateX(8deg) rotateY(-8deg) translateY(0); }
  50%      { transform: perspective(600px) rotateX(8deg) rotateY(-8deg) translateY(-8px); }
}

.card-3d-shine {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: linear-gradient(135deg,
    rgba(96,69,244,0.15) 0%,
    transparent 40%,
    rgba(83,230,212,0.08) 100%
  );
  pointer-events: none;
}
.card-3d-glow {
  position: absolute;
  inset: -1px;
  border-radius: 21px;
  background: linear-gradient(135deg, var(--purple), transparent 50%, var(--mint));
  opacity: 0.15;
  z-index: -1;
  filter: blur(12px);
}

.card-3d-header { display: flex; justify-content: space-between; align-items: flex-start; }
.card-3d-brand {
  display: flex;
  align-items: center;
  gap: 5px;
  line-height: 1;
}
.c3d-vox {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--purple);
}
.c3d-x {
  font-size: 0.85rem;
  font-weight: 400;
  color: rgba(255,255,255,0.35);
}
.c3d-csb {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--mint);
}

.card-3d-number {
  font-size: 1.1rem;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}

.card-3d-footer { display: flex; justify-content: space-between; align-items: flex-end; }
.card-3d-holder { font-size: 0.75rem; letter-spacing: 0.15em; color: rgba(255,255,255,0.4); text-transform: uppercase; }
.card-3d-network { font-size: 0.8rem; font-weight: 700; color: var(--mint); letter-spacing: 0.08em; }

/* Collab logo */
.collab-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.collab-vox {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--purple);
}
.collab-x {
  font-size: 1rem;
  color: var(--text-dim);
  font-weight: 300;
}
.collab-csb {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--mint);
}

/* Card content */
.crypto-card-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.crypto-card-content p { color: var(--text-dim); line-height: 1.7; margin-bottom: 24px; }
.crypto-card-content strong { color: var(--text); font-weight: 600; }

.card-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}
.card-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-dim);
}
.feat-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--mint);
  flex-shrink: 0;
}

.card-cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Calendar Section ──────────────────────────────────── */
.calendar-section { }

.calendar-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.calendar-content h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 8px 0 16px;
}
.calendar-content p { color: var(--text-dim); line-height: 1.7; margin-bottom: 32px; }

.cal-events {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cal-event {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.cal-event:hover { background: rgba(96,69,244,0.06); }

.cal-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 44px;
}
.cal-day { font-size: 1.3rem; font-weight: 700; line-height: 1; }
.cal-mon { font-size: 0.68rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; }

.cal-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;
  gap: 12px;
  flex-wrap: wrap;
}
.cal-title { font-size: 0.92rem; font-weight: 500; }

.cal-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 50px;
  white-space: nowrap;
}
.tag-purple { background: rgba(96,69,244,0.2); color: var(--purple); border: 1px solid rgba(96,69,244,0.3); }
.tag-mint   { background: rgba(83,230,212,0.15); color: var(--mint); border: 1px solid rgba(83,230,212,0.3); }

.cal-more {
  padding: 16px 24px;
  text-align: center;
}
.cal-more a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--purple);
  transition: color 0.2s;
}
.cal-more a:hover { color: var(--mint); }

/* ── Footer ────────────────────────────────────────────── */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .logo-sm { margin-bottom: 20px; }
.footer-brand p { color: var(--text-dim); font-size: 0.92rem; line-height: 1.7; max-width: 300px; margin-bottom: 24px; }

.footer-social { display: flex; gap: 12px; }
.social-link {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.social-link:hover {
  background: var(--purple);
  border-color: var(--purple);
  color: #fff;
}

.footer-nav { display: flex; flex-direction: column; gap: 12px; }
.footer-nav-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.footer-nav a {
  font-size: 0.9rem;
  color: var(--text-dim);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ── Responsive ────────────────────────────────────────── */

/* Tablet */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .burger { display: flex; }

  .crypto-card-wrap,
  .calendar-wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Content before visual on mobile */
  .crypto-card-visual { order: 2; }
  .crypto-card-content { order: 1; }
  .calendar-visual { order: 2; }
  .calendar-content { order: 1; }

  .dict-card {
    grid-template-columns: 1fr;
    padding: 40px 32px;
  }
  .dict-icon-wrap { display: none; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }

  .section-title { font-size: clamp(1.9rem, 5vw, 2.8rem); }
}

/* Mobile */
@media (max-width: 640px) {
  :root { --nav-h: 60px; }

  .section { padding: 60px 0; }
  .container { padding: 0 16px; }
  .br-desktop { display: none; }

  /* Hero */
  .hero-content { gap: 20px; padding: 48px 16px 80px; }
  .hero-logo { width: min(220px, 55vw); }
  .hero-title { font-size: clamp(2.8rem, 12vw, 5rem); }
  .hero-subtitle { font-size: 0.95rem; }
  .hero-stats { gap: 16px; flex-wrap: nowrap; }
  .stat-val { font-size: 1.5rem; }
  .stat-lbl { font-size: 0.68rem; }
  .stat-sep { height: 28px; }

  /* Navbar */
  .nav-inner { padding: 0 16px; gap: 0; }
  .logo-svg { height: 22px; }

  /* Sections */
  .section-eyebrow { margin-bottom: 10px; }
  .section-title { font-size: clamp(1.7rem, 7vw, 2.4rem); margin-bottom: 14px; }
  .section-lead { font-size: 0.92rem; margin-bottom: 40px; }

  /* Cards */
  .cards-grid { gap: 14px; }
  .card { padding: 28px 22px; }
  .card-icon { width: 44px; height: 44px; margin-bottom: 18px; }

  /* Partners */
  .partners-grid { gap: 14px; }
  .partner-card { padding: 28px 22px; }
  .partner-name { font-size: 1.6rem; }

  /* Dict */
  .dict-card { padding: 28px 20px; }
  .dict-content h2 { font-size: clamp(1.5rem, 6vw, 2rem); }

  /* Crypto card */
  .crypto-card-wrap { gap: 32px; }
  .card-3d {
    width: 100%;
    max-width: 320px;
    height: 190px;
    padding: 22px;
    /* Disable tilt/float on mobile — saves perf */
    transform: none !important;
    animation: none !important;
  }
  .c3d-vox, .c3d-csb { font-size: 0.95rem; }
  .collab-vox, .collab-csb { font-size: 1.1rem; }
  .crypto-card-content h2 { font-size: clamp(1.5rem, 6vw, 2rem); }
  .card-cta-group { flex-direction: column; }
  .card-cta-group .btn { width: 100%; justify-content: center; }

  /* Calendar */
  .calendar-wrap { gap: 32px; }
  .cal-event { padding: 14px 16px; gap: 12px; }
  .cal-day { font-size: 1.1rem; }
  .cal-title { font-size: 0.85rem; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }

  /* Buttons */
  .btn-lg { padding: 13px 24px; font-size: 0.95rem; }
}

/* Small mobile */
@media (max-width: 420px) {
  .hero-cta { flex-direction: column; width: 100%; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 10px; }
  .stat-sep { display: none; }
  .hero-stats { justify-content: space-around; }
  .card-3d { max-width: 100%; }
  .collab-logo { gap: 6px; }
}