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

:root {
  --bg: #07070f;
  --bg-alt: #0d0d1a;
  --surface: #12121f;
  --surface-hover: #1a1a2e;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f0f0f5;
  --text-muted: #9898b0;
  --accent: #8b5cf6;
  --accent-2: #06b6d4;
  --accent-glow: rgba(139, 92, 246, 0.4);
  --success: #10b981;
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 15px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 12px 22px;
}

.btn-primary {
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  color: white;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--accent-glow);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 10px 18px;
  font-size: 14px;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-lg {
  padding: 16px 28px;
  font-size: 16px;
  border-radius: 14px;
}

.btn-icon {
  font-size: 18px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(7, 7, 15, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
}

.logo-icon {
  color: var(--accent);
  font-size: 22px;
}

.accent {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 24px;
  cursor: pointer;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
  flex-direction: column;
  gap: 16px;
  z-index: 99;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-muted);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 140px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 92, 246, 0.25), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(6, 182, 212, 0.12), transparent),
    radial-gradient(ellipse 50% 30% at 20% 80%, rgba(139, 92, 246, 0.1), transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  text-align: center;
}

.badge {
  display: inline-block;
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.35);
  color: #c4b5fd;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #a78bfa, #22d3ee);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  max-width: 560px;
  margin: 0 auto 36px;
  color: var(--text-muted);
  font-size: 17px;
}

/* Countdown */
.countdown {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.countdown-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  min-width: 78px;
  text-align: center;
}

.countdown-value {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.countdown-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* Eligibility box */
.eligibility-box {
  max-width: 420px;
  margin: 0 auto 28px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-align: center;
}

.eligibility-box.eligible {
  border-color: rgba(16, 185, 129, 0.45);
  background: rgba(16, 185, 129, 0.08);
}

.eligibility-box.not-eligible {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.08);
}

.eligibility-status {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.eligibility-amount {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== Sections ===== */
.section {
  padding: 90px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.section-header p {
  color: var(--text-muted);
  font-size: 16px;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.about-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-4px);
}

.about-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.about-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.about-card p {
  color: var(--text-muted);
  font-size: 14px;
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
}

.step-number {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: rgba(139, 92, 246, 0.25);
  line-height: 1;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.step p {
  color: var(--text-muted);
  font-size: 14px;
}

/* Tokenomics */
.tokenomics-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}

.tokenomics-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}

.main-card h3 {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.big-number {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.muted {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.progress-bars {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 4px;
}

.tokenomics-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  flex: 1;
}

.info-card h4 {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.info-card .highlight {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.info-card p:last-child {
  font-size: 13px;
  color: var(--text-muted);
}

/* FAQ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  font-size: 20px;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding: 0 22px 18px;
}

.faq-answer p {
  color: var(--text-muted);
  font-size: 14px;
}

/* CTA */
.cta-section {
  padding: 100px 0;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(139, 92, 246, 0.18), transparent);
}

.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 12px;
}

.cta-section p {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 16px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding-top: 56px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 280px;
}

.footer-brand p {
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 56px;
}

.footer-links h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text);
}

.footer-links a {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== Modals ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, visibility 0.25s;
  padding: 20px;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 400px;
  position: relative;
  transform: translateY(12px);
  transition: transform 0.25s;
}

.modal-overlay.open .modal {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.modal h3 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 6px;
}

.modal-sub {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 24px;
}

.wallet-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.wallet-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.wallet-option:hover {
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.08);
}

.wallet-icon {
  font-size: 22px;
}

.modal-note {
  margin-top: 18px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* Claim success modal */
.claim-modal {
  text-align: center;
}

.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  font-size: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.claim-amount {
  font-size: 18px;
  margin-bottom: 8px;
}

.claim-details {
  background: var(--bg);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 20px 0 24px;
  text-align: left;
}

.claim-details div {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding: 6px 0;
}

.claim-details span:first-child {
  color: var(--text-muted);
}

.tx-hash {
  font-family: monospace;
  color: var(--accent-2);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 22px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  z-index: 300;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.toast.success {
  border-color: rgba(16, 185, 129, 0.4);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .about-grid,
  .steps,
  .tokenomics-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-links {
    gap: 32px;
  }
}

@media (max-width: 700px) {
  .nav-links,
  .navbar .btn-outline {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero {
    padding: 120px 0 70px;
  }

  .countdown-item {
    min-width: 64px;
    padding: 12px 10px;
  }

  .countdown-value {
    font-size: 22px;
  }

  .hero-stats {
    gap: 28px;
  }

  .stat-value {
    font-size: 22px;
  }
}

/* ===== Eligibility breakdown & check form ===== */
.eligibility-score {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

.eligibility-breakdown {
  margin-top: 14px;
  text-align: left;
  display: none;
  flex-direction: column;
  gap: 8px;
}

.eligibility-box.has-breakdown .eligibility-breakdown {
  display: flex;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  gap: 12px;
  padding: 6px 10px;
  background: rgba(0,0,0,0.25);
  border-radius: 8px;
}

.breakdown-row .crit {
  color: var(--text-muted);
  flex: 1;
}

.breakdown-row .val {
  color: var(--text);
  font-weight: 500;
}

.breakdown-row .pts {
  color: #a78bfa;
  font-weight: 600;
  min-width: 42px;
  text-align: right;
}

.check-form {
  display: flex;
  gap: 12px;
  max-width: 560px;
  margin: 0 auto 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.check-input {
  flex: 1;
  min-width: 260px;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}

.check-input:focus {
  border-color: var(--accent);
}

.check-input::placeholder {
  color: var(--text-muted);
}

.check-result {
  max-width: 520px;
  margin: 0 auto 28px;
}

.tier-legend {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.tier-item {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tier-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.tier-item.bronze .tier-dot { background: #cd7f32; }
.tier-item.silver .tier-dot { background: #c0c0c0; }
.tier-item.gold .tier-dot { background: #ffd700; }

/* ===== Tasks ===== */
.tasks-hint {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.tasks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.task-card-ui {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s;
}

.task-card-ui.completed {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.06);
}

.task-card-ui h3 {
  font-size: 16px;
  font-weight: 600;
}

.task-card-ui p {
  font-size: 13px;
  color: var(--text-muted);
  flex: 1;
}

.task-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 12px;
}

.task-points {
  background: rgba(139, 92, 246, 0.15);
  color: #c4b5fd;
  padding: 3px 8px;
  border-radius: 6px;
  font-weight: 600;
}

.task-type {
  background: rgba(255,255,255,0.06);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 6px;
}

.task-required {
  background: rgba(251, 191, 36, 0.15);
  color: #fbbf24;
  padding: 3px 8px;
  border-radius: 6px;
}

.task-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.task-actions .btn {
  flex: 1;
  min-width: 100px;
  padding: 10px 14px;
  font-size: 13px;
}

.task-email-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font);
  margin-top: 4px;
}

.task-done-label {
  font-size: 13px;
  color: var(--success);
  font-weight: 600;
}