:root {
  --bg: #f5f1e8;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: #fffdf7;
  --text: #1f2a21;
  --muted: #5e665d;
  --line: rgba(31, 42, 33, 0.12);
  --accent: #116149;
  --accent-soft: #dff2ea;
  --warning: #b75f00;
  --shadow: 0 20px 50px rgba(31, 42, 33, 0.08);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(17, 97, 73, 0.14), transparent 28%),
    radial-gradient(circle at bottom right, rgba(237, 162, 64, 0.14), transparent 22%),
    var(--bg);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

body {
  padding: 24px;
}

code {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
}

.shell {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 24px;
}

.sidebar,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.sidebar {
  padding: 28px;
  position: sticky;
  top: 24px;
  height: fit-content;
}

.content {
  display: grid;
  gap: 24px;
}

.grid {
  display: grid;
  grid-template-columns: minmax(320px, 460px) minmax(0, 1fr);
  gap: 24px;
}

.panel {
  padding: 24px;
}

.hero-panel {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}

.eyebrow {
  margin: 0 0 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--muted);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 2rem;
  line-height: 1;
}

h2 {
  font-size: 1.4rem;
}

.lede {
  margin-top: 16px;
  color: var(--muted);
  line-height: 1.55;
}

.install-box,
.tips {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.install-box h2,
.tips h2 {
  margin-bottom: 16px;
  font-size: 1rem;
}

.copy-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 8px;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(17, 97, 73, 0.18);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  border-radius: 14px;
  padding: 12px 14px;
}

button {
  border: none;
  border-radius: 14px;
  padding: 12px 16px;
  cursor: pointer;
  transition:
    transform 160ms ease,
    opacity 160ms ease,
    background 160ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button.primary {
  background: var(--accent);
  color: white;
}

button.ghost {
  background: rgba(17, 97, 73, 0.08);
  color: var(--text);
}

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

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.campaign-form {
  display: grid;
  gap: 14px;
}

.inline-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

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

.checkbox input {
  width: auto;
}

.form-actions,
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.stats {
  display: grid;
  grid-auto-flow: column;
  gap: 12px;
}

.stat {
  min-width: 110px;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
}

.stat strong {
  display: block;
  font-size: 1.4rem;
}

.stat span {
  color: var(--muted);
  font-size: 0.82rem;
}

.campaign-list,
.events-list {
  display: grid;
  gap: 14px;
}

.campaign-card,
.event-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-strong);
}

.campaign-card.active {
  outline: 2px solid rgba(17, 97, 73, 0.28);
}

.campaign-card header,
.event-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.campaign-meta,
.event-meta {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(17, 97, 73, 0.08);
  color: var(--accent);
}

.pill.warning {
  background: rgba(183, 95, 0, 0.1);
  color: var(--warning);
}

.campaign-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  transform: translateY(24px);
  opacity: 0;
  pointer-events: none;
  transition:
    transform 200ms ease,
    opacity 200ms ease;
  background: #1f2a21;
  color: white;
  padding: 12px 16px;
  border-radius: 14px;
  box-shadow: var(--shadow);
}

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

ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 1080px) {
  .shell,
  .grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .hero-panel {
    align-items: start;
    flex-direction: column;
  }

  .stats {
    grid-auto-flow: row;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }
}

@media (max-width: 720px) {
  body {
    padding: 16px;
  }

  .panel,
  .sidebar {
    padding: 18px;
  }

  .inline-fields,
  .stats {
    grid-template-columns: 1fr;
  }

  .copy-row {
    grid-template-columns: 1fr;
  }
}