:root {
  color-scheme: dark light;
  --bg: #0f1218;
  --bg-elevated: #171b24;
  --bg-card: #1c2230;
  --bg-card-hover: #222938;
  --border: #2a3344;
  --border-strong: #3a4660;
  --text: #e8ecf4;
  --text-muted: #9aa6bd;
  --text-dim: #6f7b93;
  --accent: #6ea8fe;
  --accent-soft: rgba(110, 168, 254, 0.14);
  --ok: #5dcca5;
  --danger: #f07178;
  --danger-soft: rgba(240, 113, 120, 0.12);
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fb;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --border: #d8dee9;
    --border-strong: #b8c2d6;
    --text: #152033;
    --text-muted: #4b5872;
    --text-dim: #7a869e;
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.1);
    --ok: #0f9f6e;
    --danger: #dc2626;
    --danger-soft: rgba(220, 38, 38, 0.08);
    --shadow: 0 8px 24px rgba(21, 32, 51, 0.08);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(110, 168, 254, 0.12), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(93, 204, 165, 0.08), transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.45;
}

.app {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.brand h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0.2rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.status-badge {
  margin: 0;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 0.8rem;
}

.controls {
  margin-bottom: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
}

.range-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.range-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.range-btn:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.range-btn.is-active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--text);
}

.custom-range {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin-top: 0.9rem;
}

.range-label {
  margin: 0.85rem 0 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.providers {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 1rem 1.1rem 1.15rem;
  box-shadow: var(--shadow);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-strong);
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.card-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.card-note {
  margin: 0.25rem 0 0;
  color: var(--text-dim);
  font-size: 0.8rem;
}

.pill {
  flex-shrink: 0;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: transparent;
}

.pill.empty {
  color: var(--text-dim);
}

.pill.has-data {
  border-color: rgba(93, 204, 165, 0.45);
  color: var(--ok);
  background: rgba(93, 204, 165, 0.08);
}

.metrics {
  display: grid;
  gap: 0.45rem;
}

.metric {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
}

.metric span {
  color: var(--text-muted);
}

.metric strong {
  font-family: var(--mono);
  font-weight: 550;
  font-size: 0.88rem;
}

.metric strong.placeholder {
  color: var(--text-dim);
  font-weight: 500;
  font-family: var(--font);
}

.card-meta {
  margin: 0.85rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.78rem;
}

.manual-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  padding: 1.1rem 1.15rem 1.25rem;
  box-shadow: var(--shadow);
}

.panel-head h2 {
  margin: 0;
  font-size: 1.15rem;
}

.hint {
  margin: 0.35rem 0 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.manual-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.field.grow {
  grid-column: 1 / -1;
}

.field input,
.field select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  padding: 0.55rem 0.7rem;
  font: inherit;
  font-size: 0.95rem;
}

.field input:focus,
.field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text);
  padding: 0.55rem 0.9rem;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

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

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #0b1220;
  font-weight: 600;
}

.btn.secondary {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.btn.danger {
  background: var(--danger-soft);
  border-color: rgba(240, 113, 120, 0.45);
  color: var(--danger);
}

.btn.ghost {
  background: transparent;
  color: var(--text-muted);
}

.form-feedback {
  min-height: 1.25rem;
  margin: 0.75rem 0 0;
  color: var(--ok);
  font-size: 0.85rem;
}

.form-feedback.error {
  color: var(--danger);
}

.footer {
  margin-top: 1.5rem;
  color: var(--text-dim);
  font-size: 0.8rem;
}

.footer p {
  margin: 0;
}

@media (max-width: 800px) {
  .manual-form {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .app {
    width: min(100% - 1.25rem, 1120px);
    padding-top: 1.25rem;
  }

  .manual-form {
    grid-template-columns: 1fr;
  }
}