:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --bg: #ffffff;
  --surface: #f5f9fc;
  --muted: #6b7c88;
  --border: #e3edf3;
  --accent: #0088cc;
  --accent-gradient: linear-gradient(135deg, #2aabee, #229ed9);
  --tag-bg: #e8f4fc;
  --tag-fg: #0088cc;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8eef2;
    --bg: #0e1621;
    --surface: #17212b;
    --muted: #8a9aa5;
    --border: #223240;
    --accent: #4db8ec;
    --accent-gradient: linear-gradient(135deg, #2aabee, #229ed9);
    --tag-bg: #1b2b38;
    --tag-fg: #4db8ec;
  }
}

* { box-sizing: border-box; }

body {
  font-family: system-ui, -apple-system, Segoe UI, sans-serif;
  background: var(--bg);
  color: var(--fg);
  margin: 0;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
}

.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--accent-gradient);
  flex-shrink: 0;
}

.brand-icon svg { width: 1.1rem; height: 1.1rem; }

h1 { font-size: 1.5rem; margin: 0; }

.search-form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.search-box {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 0.9rem;
  width: 1.1rem;
  height: 1.1rem;
  color: var(--muted);
  pointer-events: none;
}

.search-form input,
.search-form select {
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 1rem;
  background: var(--surface);
  color: var(--fg);
}

.search-form input {
  width: 100%;
  padding-left: 2.6rem;
}

.search-form input:focus,
.search-form select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.15);
}

.search-form button {
  padding: 0.7rem 1.4rem;
  border: none;
  border-radius: 999px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.search-form button:hover { filter: brightness(1.05); }

.result-count { color: var(--muted); font-size: 0.9rem; margin-bottom: 1.5rem; }

.platform-group { margin-bottom: 2rem; }
.platform-group h2 { font-size: 1.1rem; text-transform: capitalize; border-bottom: 1px solid var(--border); padding-bottom: 0.4rem; }
.platform-group .count { color: var(--muted); font-weight: normal; font-size: 0.9rem; }

.result-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.6rem; }

.result-card {
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.result-name { font-weight: 600; text-decoration: none; color: var(--accent); }
.result-name:hover { text-decoration: underline; }

.member-count { color: var(--muted); font-size: 0.85rem; margin-left: 0.6rem; }

.description { margin: 0.35rem 0 0.5rem; color: var(--fg); font-size: 0.95rem; }

.tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.tag {
  background: var(--tag-bg);
  color: var(--tag-fg);
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.empty { color: var(--muted); }

.banner {
  padding: 0.7rem 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}
.banner-ok {
  background: var(--tag-bg);
  color: var(--tag-fg);
  border: 1px solid var(--accent);
}
.banner-error {
  background: rgba(220, 53, 69, 0.1);
  color: #dc3545;
  border: 1px solid #dc3545;
}

.submit-section {
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}

.submit-section h2 { font-size: 1.1rem; margin: 0 0 0.35rem; }

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

.submit-form {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.submit-category-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.submit-category-row select,
.submit-category-row input {
  flex: 1;
  min-width: 180px;
}

.submit-form input,
.submit-form select {
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.95rem;
  background: var(--surface);
  color: var(--fg);
}

.submit-form input:focus,
.submit-form select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.15);
}

.submit-form button {
  align-self: flex-start;
  padding: 0.65rem 1.3rem;
  border: none;
  border-radius: 999px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.submit-form button:hover { filter: brightness(1.05); }

.result-card form { margin-top: 0.6rem; }
.result-card button {
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--surface);
  color: var(--fg);
  margin-right: 0.5rem;
}
.result-card form[action*="approve"] button {
  background: var(--accent-gradient);
  color: #fff;
  border: none;
}