:root {
  --bg: #06111f;
  --bg2: #10283d;
  --card: #0a1e31;
  --ink: #e8f5ff;
  --muted: #96b7cf;
  --line: #2d5b81;
  --accent: #4de3a4;
  --accent2: #ffd166;
  --danger: #ff6b6b;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  color: var(--ink);
  background: radial-gradient(circle at 20% 5%, #183a59 0, var(--bg) 40%),
              linear-gradient(180deg, var(--bg), #040b14);
  font-family: "Segoe UI", "Avenir Next", "Helvetica Neue", Arial, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1rem 0.7rem;
  border-bottom: 1px solid #173753;
  background: rgba(2, 9, 16, 0.75);
  backdrop-filter: blur(4px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.glyph {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, #2de2a6, #07b2ff);
  color: #04111f;
  font-weight: 800;
}

.brand h1 {
  font-size: 1.15rem;
  margin: 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand p {
  margin: 0.1rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.status {
  border: 1px solid #29577d;
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.8rem;
  color: var(--accent2);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 0.9rem;
  padding: 1rem;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  background: linear-gradient(160deg, rgba(13, 30, 47, 0.95), rgba(8, 20, 35, 0.95));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03), 0 8px 20px rgba(0, 0, 0, 0.25);
}

h2 {
  margin-top: 0;
  font-size: 1.08rem;
  color: var(--accent);
}

.stack {
  display: grid;
  gap: 0.75rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid #39607f;
  border-radius: 10px;
  background: #081a2b;
  color: var(--ink);
  padding: 0.6rem 0.7rem;
}

textarea {
  resize: vertical;
}

button {
  border: 1px solid #3a688f;
  border-radius: 10px;
  background: #0d2840;
  color: var(--ink);
  padding: 0.62rem 0.8rem;
  cursor: pointer;
}

button:hover {
  border-color: #6cb5ff;
}

.btn-primary {
  background: linear-gradient(120deg, #17a971, #0f86d6);
  border-color: transparent;
  color: #032018;
  font-weight: 700;
}

.btn-danger {
  background: linear-gradient(120deg, #f36f6f, #dc3d50);
  border-color: transparent;
  color: #230507;
  font-weight: 700;
}

.btn-small {
  padding: 0.4rem 0.55rem;
  font-size: 0.85rem;
}

.controls-row {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  flex-wrap: wrap;
}

.inline-check {
  display: inline-flex;
  gap: 0.45rem;
  align-items: center;
  white-space: nowrap;
}

.inline-check input {
  width: auto;
}

.subhead {
  margin-top: 1rem;
  font-size: 0.83rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #88abc6;
}

.session-list,
.entry-list {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.session-item,
.entry {
  border: 1px solid #274f71;
  background: rgba(5, 18, 31, 0.8);
  border-radius: 10px;
  padding: 0.58rem 0.65rem;
}

.session-item button {
  width: 100%;
  text-align: left;
  border: none;
  padding: 0;
  background: transparent;
  color: var(--ink);
}

.session-meta,
.entry-meta {
  color: var(--muted);
  font-size: 0.78rem;
}

.entry-head {
  font-size: 0.9rem;
  color: var(--accent2);
  margin-bottom: 0.3rem;
}

.entry-body {
  white-space: pre-wrap;
  line-height: 1.35;
  font-size: 0.92rem;
}

.entry-links {
  margin-top: 0.45rem;
  display: grid;
  gap: 0.28rem;
}

.entry-links a {
  color: #8ce5ff;
  text-decoration: none;
  word-break: break-all;
}

.entry-links a:hover {
  text-decoration: underline;
}

.active-session {
  color: var(--accent2);
  font-size: 0.93rem;
  margin-bottom: 0.7rem;
}

.close-result {
  margin-top: 0.7rem;
  font-size: 0.9rem;
  color: #bce8ff;
  white-space: pre-wrap;
}

.attendee-list {
  margin-top: 0.45rem;
}

.attendee-row {
  display: grid;
  gap: 0.3rem;
}

.attendee-pick {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.attendee-pick input[type="checkbox"] {
  margin-top: 0.18rem;
  width: auto;
}

.attendee-label {
  display: grid;
  gap: 0.12rem;
}

.attendee-email {
  font-weight: 600;
}

.attendee-name {
  color: var(--muted);
  font-size: 0.84rem;
}

.attendee-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.badge {
  border: 1px solid #3d6079;
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
  font-size: 0.72rem;
  color: #c9e4f8;
}

.badge-accepted {
  border-color: #33b07b;
  color: #89f5c7;
}

.badge-pending {
  border-color: #8b5f2a;
  color: #ffdca9;
}

@media (min-width: 1040px) {
  .app-grid {
    grid-template-columns: 1fr 1fr;
  }
}