:root {
  --bg: #f4f0e7;
  --panel: rgba(255, 255, 255, 0.85);
  --ink: #14213d;
  --muted: #475569;
  --accent: #ef476f;
  --accent-alt: #118ab2;
  --success: #118a4f;
  --border: rgba(20, 33, 61, 0.15);
  --shadow: 0 18px 45px rgba(20, 33, 61, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  font-family: Manrope, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, #ffd166 0%, transparent 38%),
    radial-gradient(circle at left, #06d6a0 0%, transparent 28%), var(--bg);
  min-height: 100vh;
}

.backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(
    transparent 96%,
    rgba(20, 33, 61, 0.07) 96%
  );
  background-size: 100% 28px;
  opacity: 0.35;
}

.hero,
main {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.hero {
  padding: 44px 0 20px;
  animation: rise 0.7s ease;
}

.kicker {
  margin: 0;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-alt);
}

h1,
h2 {
  font-family: "Space Grotesk", sans-serif;
  letter-spacing: -0.02em;
}

h1 {
  margin: 8px 0 10px;
  font-size: clamp(1.75rem, 2.9vw, 3.2rem);
}

.subtitle {
  margin: 0;
  max-width: 76ch;
  color: var(--muted);
}

.api-config {
  margin-top: 18px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
}

.api-config label {
  font-weight: 700;
}

.auth-strip {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 16px;
}

.auth-form {
  display: grid;
  gap: 8px;
  align-content: start;
}

.auth-status-wrap {
  display: grid;
  gap: 10px;
  align-content: start;
}

.status.neutral {
  color: var(--muted);
}

.user-badge {
  margin: 0;
  font-weight: 700;
}

.export-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.secondary-btn {
  background: linear-gradient(120deg, var(--accent-alt), #147ea1);
}

.secondary-btn:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
  box-shadow: none;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.72rem 0.9rem;
  background: rgba(255, 255, 255, 0.9);
}

button {
  border: 0;
  border-radius: 12px;
  padding: 0.72rem 1.1rem;
  font-weight: 700;
  cursor: pointer;
  color: white;
  background: linear-gradient(120deg, var(--accent), #ff7f51);
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(239, 71, 111, 0.35);
}

main {
  padding-bottom: 42px;
}

.grid {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.metrics-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.input-grid,
.data-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel,
.metric-card {
  background: var(--panel);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px;
  animation: rise 0.6s ease;
}

.panel h2 {
  margin-top: 0;
  margin-bottom: 14px;
}

.panel form {
  display: grid;
  gap: 10px;
}

.metric-label {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.metric-value {
  margin: 10px 0 0;
  font-size: 2rem;
  font-weight: 800;
}

.status {
  margin-top: 12px;
  min-height: 1.3em;
  color: var(--success);
  font-weight: 700;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 700;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .input-grid,
  .data-grid {
    grid-template-columns: 1fr;
  }

  .api-config {
    grid-template-columns: 1fr;
  }

  .auth-strip {
    grid-template-columns: 1fr;
  }
}