:root {
  --bg: #f3efe5;
  --panel: rgba(255, 252, 245, 0.92);
  --panel-border: rgba(78, 61, 40, 0.12);
  --text: #2d2418;
  --muted: #6d5c46;
  --accent: #c96c3a;
  --accent-dark: #8f4625;
  --shadow: 0 18px 40px rgba(78, 61, 40, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Sans 3", sans-serif;
  color: var(--text);
  background:
    linear-gradient(rgba(10, 242, 231, 0.6), rgba(10, 242, 231, 0.66)),
    url("./background-groups.svg") center / cover fixed no-repeat,
    linear-gradient(135deg, #5ff7ef 0%, #1beee3 52%, #08d8ce 100%);
}

.app-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
  display: grid;
  gap: 20px;
}

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

.hero {
  padding: 32px;
}

.eyebrow,
.panel-heading p,
.hero-copy,
.summary {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
button,
input {
  font-family: "Space Grotesk", sans-serif;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 0.95;
}

h2 {
  margin: 0;
  font-size: 1.4rem;
}

.hero-copy,
.panel-heading p,
.summary {
  margin: 0;
  font-size: 1rem;
}

.panel {
  padding: 24px;
}

.panel-heading {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}

.quick-add-form,
.toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.quick-add-form {
  margin-bottom: 16px;
}

.textarea-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

input[type="text"],
input[type="number"],
textarea {
  width: 100%;
  border: 1px solid rgba(78, 61, 40, 0.16);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  background: rgba(255, 255, 255, 0.8);
}

input[type="text"] {
  flex: 1 1 240px;
}

input[type="number"] {
  width: 88px;
}

textarea {
  resize: vertical;
  min-height: 220px;
  margin-bottom: 16px;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 14px 20px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  color: #fffaf4;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  transition: transform 140ms ease, box-shadow 140ms ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(143, 70, 37, 0.2);
}

button:active {
  transform: translateY(0);
}

.name-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

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

.name-item input {
  margin: 0;
}

.remove-button {
  padding: 12px 16px;
  background: rgba(45, 36, 24, 0.08);
  color: var(--text);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.group-card {
  padding: 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(242, 232, 215, 0.88));
  border: 1px solid rgba(78, 61, 40, 0.1);
}

.group-card h3 {
  margin: 0 0 12px;
  font-family: "Space Grotesk", sans-serif;
}

.group-card ul {
  margin: 0;
  padding-left: 20px;
}

.group-card li + li {
  margin-top: 6px;
}

.results-empty {
  padding: 28px;
  border-radius: 20px;
  text-align: center;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.55);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 20px, 1120px);
    padding: 20px 0 32px;
  }

  .hero,
  .panel {
    padding: 20px;
  }

  .name-item {
    grid-template-columns: 1fr;
  }

  .remove-button,
  .toolbar button,
  .quick-add-form button {
    width: 100%;
  }
}