:root {
  --bg: #10152A;
  --bg-panel: #171D38;
  --board-amber: #FFB627;
  --teal: #2DD4BF;
  --text-main: #EDEEF3;
  --text-muted: #8B93AC;
  --danger: #FF6B6B;
  --line: #262E52;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 20px;
}

header .brand {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--teal);
  text-transform: uppercase;
}

h1 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  margin: 4px 0 0;
  letter-spacing: -0.01em;
}

.clock {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 15px;
  color: var(--text-muted);
  text-align: right;
}
.clock span { color: var(--board-amber); }

.grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 28px;
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
}

.panel h2 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 18px;
}

label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
  margin-top: 16px;
}
label:first-of-type { margin-top: 0; }

input, textarea, select {
  width: 100%;
  background: #0D1226;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--teal);
}

textarea { resize: vertical; min-height: 60px; }

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

button.primary {
  margin-top: 22px;
  width: 100%;
  background: var(--teal);
  color: #06231F;
  border: none;
  border-radius: 6px;
  padding: 12px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  letter-spacing: 0.01em;
}
button.primary:hover { background: #4fe0ce; }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }

.msg {
  margin-top: 14px;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 6px;
  display: none;
}
.msg.error { display: block; background: rgba(255,107,107,0.12); color: var(--danger); border: 1px solid rgba(255,107,107,0.3); }
.msg.ok { display: block; background: rgba(45,212,191,0.12); color: var(--teal); border: 1px solid rgba(45,212,191,0.3); }

/* Departure board */
.board-header {
  display: grid;
  grid-template-columns: 100px 1fr 65px 1.3fr 34px;
  gap: 12px;
  padding: 0 14px 10px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--line);
}

.board-row {
  display: grid;
  grid-template-columns: 100px 1fr 65px 1.3fr 34px;
  gap: 12px;
  align-items: center;
  padding: 16px 14px;
  border-bottom: 1px solid var(--line);
  font-family: 'IBM Plex Mono', monospace;
}
.board-row:last-child { border-bottom: none; }

.board-time {
  color: var(--board-amber);
  font-size: 18px;
  font-weight: 700;
}
.board-date {
  color: var(--text-muted);
  font-size: 11px;
  display: block;
  font-family: 'Inter', sans-serif;
}

.board-topic {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}
.board-topic small {
  display: block;
  font-weight: 400;
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 2px;
  font-family: 'IBM Plex Mono', monospace;
}

.board-duration { color: var(--text-muted); font-size: 13px; }

.link-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.link-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  color: var(--text-muted);
  background: #0D1226;
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 6px 8px;
}

.join-btn, .copy-btn {
  background: transparent;
  border: 1px solid var(--teal);
  color: var(--teal);
  border-radius: 5px;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  font-family: 'IBM Plex Mono', monospace;
}
.join-btn:hover, .copy-btn:hover { background: rgba(45,212,191,0.12); }
.copy-btn.copied {
  background: var(--teal);
  color: #06231F;
  border-color: var(--teal);
}

.del-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
}
.del-btn:hover { color: var(--danger); }

.empty {
  text-align: center;
  padding: 50px 20px;
  color: var(--text-muted);
  font-size: 14px;
}

.loading { text-align:center; padding: 30px; color: var(--text-muted); font-family:'IBM Plex Mono', monospace; font-size:13px;}

/* ---------- Responsive: tablet ---------- */
@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
}

/* ---------- Responsive: mobile ---------- */
@media (max-width: 640px) {
  .wrap { padding: 24px 16px 60px; }

  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  h1 { font-size: 22px; }
  .clock { text-align: left; font-size: 13px; }

  .panel { padding: 16px; }

  .row2 { grid-template-columns: 1fr; gap: 0; }

  /* Turn the departure-board table into stacked cards */
  .board-header { display: none; }

  .board-row {
    grid-template-columns: 1fr;
    grid-template-areas:
      "time"
      "topic"
      "duration"
      "link";
    row-gap: 8px;
    position: relative;
    padding: 16px 40px 16px 14px;
  }

  .board-row > div:nth-child(1) { grid-area: time; display: flex; align-items: baseline; gap: 8px; }
  .board-row > div:nth-child(1) .board-date { display: inline; }
  .board-row > .board-topic { grid-area: topic; }
  .board-row > .board-duration {
    grid-area: duration;
    font-size: 12px;
  }
  .board-row > .board-duration::before { content: "Durasi: "; color: var(--text-muted); }
  .board-row > .link-cell { grid-area: link; flex-wrap: wrap; }
  .link-text { flex-basis: 100%; white-space: normal; word-break: break-all; }

  .board-row > .del-btn {
    position: absolute;
    top: 14px;
    right: 10px;
  }
}