:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-alt: #1e222b;
  --border: #2a2f3a;
  --text: #e9edf5;
  --text-dim: #9aa4b5;
  --accent: #ff6a3d;
  --accent-dim: #b84f2c;
  --success: #3ddc84;
  --fail: #ff5c5c;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(180deg, #0f1115 0%, #12151b 100%);
  color: var(--text);
  min-height: 100vh;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
}

.nav .brand {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
}

.nav .brand span {
  color: var(--accent);
}

.nav a.link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
}

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

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.hero {
  text-align: center;
  padding: 40px 0 56px;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.hero p {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.plan-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}

.plan-card .price {
  font-size: 2.75rem;
  font-weight: 700;
  margin: 12px 0 4px;
}

.plan-card .price small {
  font-size: 1rem;
  color: var(--text-dim);
  font-weight: 400;
}

.plan-card ul {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  text-align: left;
  color: var(--text-dim);
  font-size: 0.92rem;
}

.plan-card li {
  padding: 6px 0;
}

.plan-card li::before {
  content: "\2713";
  color: var(--success);
  margin-right: 8px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #171a21;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  padding: 14px 24px;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  width: 100%;
  transition: background 0.15s ease;
}

.btn:hover {
  background: #ff7f57;
}

.btn:disabled {
  background: var(--accent-dim);
  cursor: not-allowed;
}

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

.form-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.form-card h2 {
  margin-top: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.field input,
.field select {
  width: 100%;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.95rem;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
}

.section-label {
  grid-column: 1 / -1;
  color: var(--text-dim);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 8px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.form-grid .section-label:first-child {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

.submit-row {
  margin-top: 28px;
}

.error-box {
  background: rgba(255, 92, 92, 0.1);
  border: 1px solid var(--fail);
  color: var(--fail);
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 16px;
  font-size: 0.9rem;
  display: none;
}

.result-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}

.result-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
}

.result-icon.success {
  background: rgba(61, 220, 132, 0.15);
  color: var(--success);
}

.result-icon.fail {
  background: rgba(255, 92, 92, 0.15);
  color: var(--fail);
}

.status-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-pill.paid {
  background: rgba(61, 220, 132, 0.15);
  color: var(--success);
}

.status-pill.pending {
  background: rgba(255, 200, 87, 0.15);
  color: #ffc857;
}

.status-pill.failed {
  background: rgba(255, 92, 92, 0.15);
  color: var(--fail);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.table-wrap {
  overflow-x: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.order-id {
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.detail-row span:first-child {
  color: var(--text-dim);
}