* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #050810;
  --panel: #0c1220;
  --panel-2: #111c33;
  --text: #e8eefc;
  --muted: #8b9bb8;
  --accent: #5eb3ff;
  --ok: #6fcf97;
  --warn: #ffb347;
  --err: #ff7b7b;
  --border: rgba(120, 160, 255, 0.22);
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background:
    radial-gradient(ellipse 80% 40% at 50% -10%, rgba(94, 179, 255, 0.1), transparent),
    var(--bg);
  color: var(--text);
  min-height: 100dvh;
  line-height: 1.5;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.top .back {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.8rem;
}

.top h1 {
  font-size: 1.5rem;
  margin-top: 8px;
  letter-spacing: -0.02em;
}

.top h1 span {
  color: var(--accent);
  font-weight: 400;
}

.top .sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 6px 0 20px;
}

.top .sub strong {
  color: var(--text);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 16px;
}

.panel h2 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.panel h2 small,
.panel h3 small {
  font-weight: 400;
  font-size: 0.72rem;
  color: var(--muted);
}

.panel h3 {
  font-size: 0.92rem;
  margin: 18px 0 6px;
}

.hint {
  font-size: 0.76rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

@media (max-width: 560px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.74rem;
  color: var(--muted);
}

input,
select {
  background: rgba(30, 45, 80, 0.5);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 10px;
  color: var(--text);
  font-size: 0.9rem;
  width: 100%;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

.baseline-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  align-items: center;
}

.baseline-bar input {
  flex: 1 1 200px;
}

.baseline-bar select {
  flex: 1 1 160px;
}

.btn {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(30, 45, 80, 0.6);
  cursor: pointer;
  white-space: nowrap;
}

.btn.ghost {
  background: transparent;
}

.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn.primary {
  margin-top: 16px;
  width: 100%;
  background: var(--accent);
  color: #05203a;
  font-weight: 600;
  border-color: var(--accent);
}

.btn.primary:hover {
  color: #05203a;
  opacity: 0.92;
}

.hidden {
  display: none;
}

/* Alerts */
.alert {
  font-size: 0.78rem;
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 8px;
  border-left: 3px solid var(--muted);
  background: rgba(30, 45, 80, 0.35);
}
.alert.error {
  border-color: var(--err);
  color: #ffd6d6;
}
.alert.warn {
  border-color: var(--warn);
}
.alert.info {
  border-color: var(--accent);
}

/* Summary metrics */
.summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 8px 0 6px;
}

@media (max-width: 560px) {
  .summary {
    grid-template-columns: repeat(2, 1fr);
  }
}

.metric {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.m-label {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.m-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
}

.m-note {
  font-size: 0.68rem;
  color: var(--muted);
}

/* Funnel bars */
.bar-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  align-items: center;
  gap: 10px;
  margin: 6px 0;
  font-size: 0.74rem;
}

.bar-label {
  color: var(--muted);
}

.bar-track {
  height: 18px;
  background: rgba(30, 45, 80, 0.4);
  border-radius: 6px;
  overflow: hidden;
}

.bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #6fcf97);
  border-radius: 6px;
}

.funnel.hilir .bar-fill {
  background: linear-gradient(90deg, var(--warn), var(--accent));
}

.bar-val {
  color: var(--text);
  white-space: nowrap;
  font-size: 0.7rem;
}

/* Table */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

th,
td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

th {
  color: var(--accent);
  font-weight: 600;
}

/* Targeting */
.seg-title {
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}

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

@media (max-width: 560px) {
  .t-grid {
    grid-template-columns: 1fr;
  }
}

.t-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 10px;
}

.t-card h4 {
  font-size: 0.82rem;
  color: var(--accent);
  margin-bottom: 8px;
}

.t-card h4 small {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.66rem;
}

.t-card p,
.t-card li {
  font-size: 0.8rem;
}

.t-card ul {
  padding-left: 18px;
}

.t-card dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  font-size: 0.8rem;
}

.t-card dt {
  color: var(--muted);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(94, 179, 255, 0.12);
  border: 1px solid var(--border);
  color: var(--text);
}

.exclude {
  margin-top: 8px;
  font-size: 0.72rem;
  color: var(--muted);
}

.copy {
  background: rgba(30, 45, 80, 0.4);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
  cursor: pointer;
  position: relative;
}

.copy:hover {
  border-color: var(--accent);
}

.copy.copied::after {
  content: "Tersalin ✓";
  position: absolute;
  right: 8px;
  top: 8px;
  font-size: 0.66rem;
  color: var(--ok);
}

.bottom {
  font-size: 0.68rem;
  color: var(--muted);
  text-align: center;
  margin-top: 20px;
}