:root {
  color-scheme: light;
  --bg: #f4fbf6;
  --panel: #ffffff;
  --ink: #18231c;
  --muted: #5d6b62;
  --line: #d8e7dd;
  --accent: #16a05d;
  --accent-strong: #0d6f43;
  --soft: #e5f8ed;
  --danger: #b3261e;
  --shadow: 0 18px 60px rgba(18, 47, 27, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(22, 160, 93, 0.18), transparent 34rem),
    linear-gradient(180deg, var(--bg), #ffffff 72%);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
  cursor: pointer;
  font-weight: 700;
  padding: 0.78rem 1rem;
}

button:hover {
  background: var(--accent-strong);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  outline: 0;
  padding: 0.72rem 0.8rem;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(22, 160, 93, 0.14);
}

label span {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 54px;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.7fr);
  gap: 28px;
  align-items: start;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
}

.topbar > div:first-child {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.title-input {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  display: block;
  width: 100%;
  min-width: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 900;
  line-height: 1.05;
  padding: 0;
  resize: none;
  overflow: hidden;
  field-sizing: content;
}

.title-input:focus {
  box-shadow: none;
}

.summary {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.event-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.event-form .wide,
.event-form button {
  grid-column: 1 / -1;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 12px;
  align-items: stretch;
  margin: 18px 0;
}

.stats > div,
.sync-status {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 16px;
}

.stats span {
  display: block;
  font-size: 2rem;
  font-weight: 900;
}

.stats small {
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
}

.sync-status {
  display: flex;
  align-items: center;
  color: var(--muted);
  min-width: 180px;
}

.tools {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 12px;
  margin-bottom: 18px;
}

.add-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.people {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.person-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  padding: 16px;
}

.person-card.is-coming {
  border-color: rgba(22, 160, 93, 0.45);
  background: linear-gradient(180deg, var(--soft), #ffffff 70%);
}

.person-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

.person-name {
  border: 0;
  background: transparent;
  box-shadow: none;
  font-size: 1.2rem;
  font-weight: 900;
  padding-left: 0;
}

.person-name:focus {
  box-shadow: none;
}

.coming-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  padding: 0.5rem 0.7rem;
}

.coming-toggle input {
  width: auto;
}

.coming-toggle span {
  margin: 0;
  color: var(--ink);
  font-size: 0.82rem;
}

.person-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.person-notes {
  min-height: 78px;
  resize: vertical;
}

.card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.saved-label {
  color: var(--muted);
  font-weight: 700;
}

.delete-person {
  background: transparent;
  color: var(--danger);
  padding: 0.55rem 0.7rem;
}

.delete-person:hover {
  background: rgba(179, 38, 30, 0.08);
  color: var(--danger);
}

.empty {
  grid-column: 1 / -1;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 28px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 820px) {
  .topbar,
  .stats,
  .tools {
    grid-template-columns: 1fr;
  }

  .sync-status {
    min-width: 0;
  }
}

@media (max-width: 480px) {
  .shell {
    width: min(100% - 20px, 1120px);
    padding-top: 14px;
  }

  .topbar {
    padding: 18px;
  }

  .event-form,
  .person-fields,
  .person-head,
  .add-form {
    grid-template-columns: 1fr;
  }
}