:root {
  --bg-start: #0a0e1f;
  --bg-end: #0f1328;
  --card-bg: #0d111f;
  --card-border: rgba(58, 74, 123, 0.3);
  --text: #ffffff;
  --muted: #9aa0b4;
  --accent: #f57c1f;
  --accent-2: #f04b2d;
  --teal: #38c6b6;
  --teal-2: #6ae3d6;
  --green: #22c55e;
  --green-2: #10b981;
  --gold: #f59e0b;
  --blue: #3b82f6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, rgba(245, 124, 31, 0.18), transparent 55%),
    radial-gradient(circle at 10% 20%, rgba(56, 198, 182, 0.12), transparent 45%),
    linear-gradient(135deg, var(--bg-start), var(--bg-end));
  min-height: 100vh;
}

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

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
}

.logo {
  display: flex;
  gap: 12px;
  align-items: center;
}

.logo-badge {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.logo-badge img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo-title {
  font-weight: 700;
  letter-spacing: 0.4px;
}

.logo-sub {
  font-size: 12px;
  color: var(--muted);
}

.content {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px 48px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.hero {
  text-align: center;
  margin: 10px 0 6px;
}

.hero-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
}

.hero-sub {
  color: var(--muted);
  font-size: 15px;
}

.hero-sub a {
  text-decoration: underline;
  margin-left: 6px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.cards-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.card {
  background: linear-gradient(135deg, var(--card-bg), #161d35);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 18px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.card-compact {
  padding: 16px;
  text-align: center;
}

.card-wide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.card-referral {
  flex-direction: column;
  align-items: stretch;
}

.card-referral .card-left {
  width: 100%;
}

.card::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.55;
}

.card-amber::before {
  background: radial-gradient(circle, rgba(245, 124, 31, 0.7), transparent 70%);
}

.card-gold::before {
  background: radial-gradient(circle, rgba(255, 197, 86, 0.6), transparent 70%);
}

.card-green::before {
  background: radial-gradient(circle, rgba(56, 198, 182, 0.6), transparent 70%);
}

.card-title {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

.card-sub {
  font-size: 12px;
  color: var(--muted);
}

.card-value {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 700;
  margin-top: 8px;
}

.card-unit {
  color: var(--muted);
  font-size: 13px;
}

.inline-note {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
}

.inline-muted {
  font-size: 12px;
  color: var(--muted);
  margin-left: 6px;
}

.referral-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.mono {
  font-family: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  color: var(--text);
}

.btn {
  border: none;
  border-radius: 14px;
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 10px 20px rgba(239, 68, 68, 0.3);
}

.btn-success {
  background: linear-gradient(90deg, var(--teal), var(--teal-2));
  color: #fff;
  box-shadow: 0 10px 20px rgba(56, 198, 182, 0.3);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  padding: 10px 16px;
}

.referral-link {
  margin-top: 10px;
  display: flex;
  gap: 10px;
  width: 100%;
}

.referral-link .input {
  flex: 1;
  font-size: 12px;
  letter-spacing: 0.2px;
  white-space: nowrap;
  text-overflow: clip;
  overflow-x: auto;
}

.referral-link .btn {
  flex: 0 0 64px;
  padding: 8px 10px;
  font-size: 12px;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px) scale(1.01);
}

.footer {
  padding: 20px 24px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.footer-links {
  display: flex;
  gap: 12px;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 50;
}

.modal.show {
  display: flex;
}

.modal-card {
  background: #0d0f1c;
  border-radius: 18px;
  border: 1px solid var(--card-border);
  width: min(540px, 100%);
  padding: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.modal-title {
  font-size: 20px;
  font-weight: 700;
}

.modal-sub {
  font-size: 12px;
  color: var(--muted);
}

.modal-close {
  background: transparent;
  color: var(--text);
  border: none;
  font-size: 22px;
  cursor: pointer;
}

.modal-body {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel {
  background: linear-gradient(135deg, #0d111f, #141c34);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}

.panel-row span:last-child {
  color: var(--text);
  font-weight: 600;
}

.panel-note {
  font-size: 12px;
  color: var(--muted);
}

.input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: #0a0e1f;
  color: var(--text);
  font-size: 14px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  min-width: 240px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(13, 17, 31, 0.95);
  color: #fff;
  font-size: 13px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.2s ease;
  z-index: 60;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.success {
  border: 1px solid rgba(34, 197, 94, 0.4);
}

.toast.error {
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.toast.info {
  border: 1px solid rgba(59, 130, 246, 0.4);
}

@media (max-width: 700px) {
  .header {
    flex-direction: column;
    gap: 14px;
  }

  .card-wide {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer {
    flex-direction: column;
    gap: 10px;
  }
}