:root {
  --orange: #ff4500;
  --bright: #ff6a00;
  --yellow: #ffb347;
  --bg: #0a0500;
  --card: #110800;
  --border: #3a1a00;
  --text: #e8d5b0;
  --muted: #8a6a50;
  --dim: #4a3020;
  --fd: "Cinzel Decorative", serif;
  --fu: "Orbitron", monospace;
  --fb: "Rajdhani", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--fb);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

@keyframes flicker {
  0%,
  100% {
    opacity: 1;
    text-shadow:
      0 0 20px #ff4500,
      0 0 40px #ff6a00,
      0 0 80px #ffb347;
  }
  25% {
    opacity: 0.92;
    text-shadow:
      0 0 15px #ff4500,
      0 0 30px #ff6a00;
  }
  50% {
    opacity: 1;
    text-shadow:
      0 0 25px #ff4500,
      0 0 50px #ff6a00,
      0 0 100px #ffb347;
  }
  75% {
    opacity: 0.96;
    text-shadow:
      0 0 18px #ff4500,
      0 0 35px #ff6a00;
  }
}
@keyframes pulseGlow {
  0%,
  100% {
    box-shadow:
      0 0 15px rgba(255, 69, 0, 0.4),
      0 0 30px rgba(255, 69, 0, 0.2);
  }
  50% {
    box-shadow:
      0 0 25px rgba(255, 69, 0, 0.7),
      0 0 50px rgba(255, 69, 0, 0.35);
  }
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes ember {
  0% {
    transform: translateY(0) translateX(0) scale(1);
    opacity: 0.9;
  }
  100% {
    transform: translateY(-120px) translateX(var(--drift, 0px)) scale(0);
    opacity: 0;
  }
}

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 68px;
  background: rgba(10, 5, 0, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--fd);
  font-size: 18px;
  color: var(--orange);
  text-shadow: 0 0 20px rgba(255, 69, 0, 0.5);
  text-decoration: none;
}
.nav-back {
  font-family: var(--fu);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-back:hover {
  color: var(--orange);
}

/* ── HERO ── */
.hero {
  position: relative;
  text-align: center;
  padding: 64px 20px 48px;
  overflow: hidden;
  background:
    radial-gradient(
      ellipse at 50% 80%,
      rgba(58, 13, 0, 0.5) 0%,
      transparent 60%
    ),
    var(--bg);
}
.hero-title {
  font-family: var(--fd);
  font-size: clamp(28px, 6vw, 56px);
  color: var(--orange);
  animation: flicker 3s ease-in-out infinite;
  margin-bottom: 8px;
}
.hero-sub {
  font-family: var(--fu);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--yellow);
  opacity: 0.8;
  margin-bottom: 24px;
}
.embers {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.ember {
  position: absolute;
  bottom: 0;
  border-radius: 50%;
  background: radial-gradient(circle, #ffb347, #ff4500);
  box-shadow: 0 0 6px #ff4500;
  animation: ember var(--dur, 3s) ease-out var(--delay, 0s) infinite;
}

/* ── WALLET CONNECT ── */
.wallet-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn-connect {
  font-family: var(--fu);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 13px 32px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, var(--orange), var(--bright));
  color: #fff;
  transition:
    transform 0.15s,
    filter 0.15s;
  animation: pulseGlow 2s ease-in-out infinite;
}
.btn-connect:hover {
  transform: scale(1.04);
  filter: brightness(1.15);
}
.btn-connect:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  animation: none;
}

.wallet-info {
  display: none;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 18px;
}
.wallet-info.visible {
  display: flex;
}
.wallet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
}
.wallet-addr {
  font-family: var(--fu);
  font-size: 11px;
  color: var(--yellow);
  letter-spacing: 1px;
}
.wallet-bal {
  font-family: var(--fu);
  font-size: 11px;
  color: var(--muted);
}

/* ── MAIN LAYOUT ── */
.main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* ── STATS ROW ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 40px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 16px;
  text-align: center;
  animation: fadeUp 0.5s ease-out both;
}
.stat-card-lbl {
  font-family: var(--fu);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.stat-card-val {
  font-family: var(--fu);
  font-size: 20px;
  color: var(--yellow);
  font-weight: 700;
}
.stat-card-val.orange {
  color: var(--orange);
}

/* ── SECTION TITLE ── */
.sec-title {
  font-family: var(--fd);
  font-size: clamp(18px, 4vw, 28px);
  color: #fff;
  margin-bottom: 6px;
}
.sec-title span {
  color: var(--orange);
}
.sec-sub {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 28px;
}
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  margin: 10px 0 28px;
}

/* ── TIER CARDS ── */
.tiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 32px;
}
.tier-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
}
.tier-card:hover {
  border-color: var(--orange);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(255, 69, 0, 0.2);
}
.tier-card.selected {
  border-color: var(--orange);
  background: linear-gradient(180deg, #1c0600, var(--card));
  box-shadow: 0 0 30px rgba(255, 69, 0, 0.25);
}
.tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--orange), var(--bright));
  color: #fff;
  font-family: var(--fu);
  font-size: 9px;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}
.tier-icon {
  font-size: 32px;
  margin-bottom: 10px;
}
.tier-duration {
  font-family: var(--fu);
  font-size: 12px;
  color: var(--yellow);
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 1px;
}
.tier-apy {
  font-family: var(--fd);
  font-size: 30px;
  color: var(--orange);
  font-weight: 900;
  margin-bottom: 2px;
  animation: flicker 3s ease-in-out infinite;
}
.tier-apy-lbl {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}
.tier-lock {
  font-size: 12px;
  color: var(--dim);
  margin-top: 8px;
}

/* ── STAKE FORM ── */
.stake-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  margin-bottom: 40px;
}
.form-label {
  font-family: var(--fu);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}
.form-input-row {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}
.form-input {
  flex: 1;
  background: #0e0600;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 14px 16px;
  color: var(--text);
  font-family: var(--fb);
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(255, 69, 0, 0.1);
}
.form-input::placeholder {
  color: var(--dim);
}
.max-btn {
  background: #2a0800;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--orange);
  font-family: var(--fu);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 0 16px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.max-btn:hover {
  border-color: var(--orange);
  background: #3a0d00;
}

.selected-tier-info {
  background: #0e0600;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.sti-item {
  font-size: 13px;
  color: var(--muted);
}
.sti-item span {
  color: var(--yellow);
  font-family: var(--fu);
  font-size: 12px;
  font-weight: 700;
}

.btn-stake {
  width: 100%;
  padding: 16px;
  font-family: var(--fu);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--orange), var(--bright));
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition:
    transform 0.15s,
    filter 0.15s;
  animation: pulseGlow 2s ease-in-out infinite;
}
.btn-stake:hover {
  transform: scale(1.02);
  filter: brightness(1.12);
}
.btn-stake:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  animation: none;
}

/* ── ACTIVE STAKE ── */
.active-stake {
  background: var(--card);
  border: 1px solid rgba(255, 69, 0, 0.4);
  border-radius: 14px;
  padding: 28px 32px;
  margin-bottom: 40px;
  box-shadow: 0 0 30px rgba(255, 69, 0, 0.1);
}
.active-stake-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.active-stake-title {
  font-family: var(--fd);
  font-size: 18px;
  color: var(--orange);
}
.active-badge {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  color: #4ade80;
  font-family: var(--fu);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 999px;
}

.stake-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.sd-item {
  background: #0e0600;
  border-radius: 8px;
  padding: 14px;
}
.sd-lbl {
  font-family: var(--fu);
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.sd-val {
  font-family: var(--fu);
  font-size: 16px;
  color: var(--yellow);
  font-weight: 700;
}
.sd-val.green {
  color: #4ade80;
}
.sd-val.orange {
  color: var(--orange);
}

.progress-wrap {
  margin-bottom: 24px;
}
.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}
.progress-track {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--orange), var(--yellow));
  border-radius: 4px;
  transition: width 1s ease;
}

.btn-unstake {
  width: 100%;
  padding: 15px;
  font-family: var(--fu);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: transparent;
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-unstake:hover {
  background: rgba(255, 69, 0, 0.1);
  box-shadow: 0 0 20px rgba(255, 69, 0, 0.2);
}
.btn-unstake:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.unstake-note {
  text-align: center;
  font-size: 12px;
  color: var(--dim);
  margin-top: 10px;
}

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 24px;
  font-family: var(--fu);
  font-size: 12px;
  letter-spacing: 1px;
  max-width: 90vw;
  text-align: center;
  z-index: 9999;
  transition:
    transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.4s;
  opacity: 0;
  pointer-events: none;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.success {
  border-color: #4ade80;
  color: #4ade80;
}
.toast.error {
  border-color: var(--orange);
  color: var(--orange);
}
.toast.info {
  border-color: var(--yellow);
  color: var(--yellow);
}

/* ── SPINNER ── */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}

/* ── LOCKED OVERLAY ── */
.locked-msg {
  text-align: center;
  padding: 40px 20px;
}
.locked-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.6;
}
.locked-text {
  font-size: 15px;
  color: var(--muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  .nav {
    padding: 0 16px;
  }
  .tiers-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stake-form {
    padding: 20px 16px;
  }
  .active-stake {
    padding: 20px 16px;
  }
  .form-input-row {
    flex-direction: column;
  }
  .max-btn {
    padding: 12px;
  }
  .stats-row {
    grid-template-columns: 1fr 1fr;
  }
}

::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--orange);
}