*, *::before, *::after { box-sizing: border-box; }
:root {
  --bg: #0b0d12;
  --panel: #11141b;
  --panel-2: #171a22;
  --panel-3: #1d2129;
  --line: #262a33;
  --line-strong: #3a414d;
  --text: #e8eaee;
  --text-soft: #b9bec8;
  --text-muted: #7b8190;
  --accent: #6ea0ff;
  --good: #36d399;
  --warn: #f4b740;
  --danger: #ff5c7a;
  --chart1: #6ea0ff;
  --chart2: #ff8960;
  --chart3: #36d399;
  --chart4: #f4b740;
  --chart5: #a684ff;
  --chart6: #ff5c7a;
  --chart7: #4fd1e0;
  --chart-grid: #222630;
  --radius: 12px;
  --font-sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

html { font-size: 15px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-sans);
  font-feature-settings: "tnum" 1, "ss01" 1;
  line-height: 1.55;
  letter-spacing: -0.005em;
  word-break: keep-all;
  background-image:
    radial-gradient(800px 400px at 10% -5%, rgba(110, 160, 255, .07), transparent 70%),
    radial-gradient(600px 300px at 100% 0%, rgba(255, 137, 96, .05), transparent 70%);
}

.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 24px 24px 120px; }
@media (max-width: 720px) { .container { padding: 16px 14px 80px; } }

/* Header */
.site-header {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 14px; gap: 12px; flex-wrap: wrap;
  font-size: 13px;
}
.brand { font-weight: 700; letter-spacing: .04em; color: var(--text-soft); }
.muted { color: var(--text-muted); }
.back-link { color: var(--text-muted); font-size: 13px; text-decoration: none; }
.back-link:hover { color: var(--accent); }

/* Title block */
.title-block {
  padding: 20px 0 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 28px;
}
.eyebrow {
  display: inline-block; font-size: 12px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--danger); font-weight: 700;
  padding: 3px 10px; border: 1px solid var(--danger); border-radius: 999px;
  margin-bottom: 10px;
}
h1 {
  font-size: clamp(22px, 3.5vw, 32px);
  line-height: 1.25; letter-spacing: -0.02em;
  font-weight: 800; margin: 0 0 10px;
}
.subtitle { color: var(--text-soft); font-size: 15px; margin: 0; }
.meta-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 14px; }
.chip { font-size: 11px; padding: 3px 9px; border-radius: 999px; background: var(--panel-3); color: var(--text-muted); border: 1px solid var(--line); }

/* Hero stats */
.hero {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-bottom: 28px;
}
@media (max-width: 720px) { .hero { grid-template-columns: repeat(2, 1fr); } }
.kpi {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  position: relative; overflow: hidden;
}
.kpi .label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.kpi .value { font-size: clamp(22px, 3vw, 30px); font-weight: 800; margin-top: 6px; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.kpi .delta { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.kpi.red  .value { color: var(--danger); }
.kpi.red  { border-color: rgba(255, 92, 122, .3); }
.kpi.amber .value { color: var(--warn); }
.kpi.green .value { color: var(--good); }
.delta.down { color: var(--danger); }
.delta.up   { color: var(--good); }

/* Section */
.section { margin: 38px 0 14px; }
.section-hdr { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.section-num {
  font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); background: rgba(110, 160, 255, .12);
  padding: 3px 9px; border-radius: 6px;
}
.section-title { font-size: 20px; font-weight: 700; letter-spacing: -0.015em; margin: 0; }
.section-lead { color: var(--text-soft); font-size: 14px; margin: 0 0 16px; }

/* Card grid */
.grid { display: grid; gap: 14px; }
.grid.col-2 { grid-template-columns: repeat(2, 1fr); }
.grid.col-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 820px) { .grid.col-2, .grid.col-3 { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  overflow: hidden;
}
.card.padded { padding: 22px 24px; }
.card-title { font-size: 14px; font-weight: 700; color: var(--text); margin: 0 0 4px; }
.card-sub { font-size: 12px; color: var(--text-muted); margin: 0 0 14px; }
.card.full { grid-column: 1 / -1; }

/* Chart wrapper — 고정 높이 */
.chart-wrap { position: relative; width: 100%; height: 300px; }
.chart-wrap.tall { height: 380px; }
.chart-wrap.short { height: 220px; }

/* Findings callouts */
.finding {
  background: var(--panel-2);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  margin: 12px 0;
  font-size: 14px;
}
.finding.danger { border-color: var(--danger); background: rgba(255, 92, 122, .07); }
.finding.warn   { border-color: var(--warn);   background: rgba(244, 183, 64, .07); }
.finding.good   { border-color: var(--good);   background: rgba(54, 211, 153, .07); }
.finding-tag {
  display: inline-block; font-size: 10px; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; margin-bottom: 4px;
  color: var(--accent);
}
.finding.danger .finding-tag { color: var(--danger); }
.finding.warn   .finding-tag { color: var(--warn); }
.finding.good   .finding-tag { color: var(--good); }
.finding strong { color: var(--text); }

/* Correction banner */
.correction {
  background: linear-gradient(180deg, rgba(255, 92, 122, .12), rgba(255, 92, 122, .04));
  border: 1px solid rgba(255, 92, 122, .3);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 14px;
}
.correction .tag { font-size: 11px; font-weight: 800; letter-spacing: .1em; color: var(--danger); text-transform: uppercase; }
.correction strong { color: var(--danger); }

/* Table */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 8px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
thead { background: var(--panel-2); }
th, td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-weight: 700; color: var(--text-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; }
td.center, th.center { text-align: center; }
.row-spoex td { background: rgba(244, 183, 64, .08); }
.row-danger td { background: rgba(255, 92, 122, .08); }
.row-dim td { color: var(--text-muted); }
tr.highlight td { background: rgba(110, 160, 255, .08); }

/* Tags in tables */
.tag-chip { display: inline-block; font-size: 10px; padding: 2px 7px; border-radius: 4px; font-weight: 700; letter-spacing: .03em; }
.tag-spoex { background: rgba(244, 183, 64, .2); color: var(--warn); }
.tag-new   { background: rgba(110, 160, 255, .2); color: var(--accent); }
.tag-repeat{ background: rgba(123, 129, 144, .2); color: var(--text-muted); }
.tag-burst { background: rgba(255, 92, 122, .2); color: var(--danger); }

/* Timeline */
.timeline { position: relative; padding: 6px 0; }
.tl-row { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: 13px; border-bottom: 1px dashed var(--line); }
.tl-row:last-child { border-bottom: 0; }
.tl-time { width: 92px; color: var(--text-muted); font-size: 12px; flex-shrink: 0; font-variant-numeric: tabular-nums; }
.tl-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--text-muted); flex-shrink: 0; }
.tl-dot.accent { background: var(--accent); }
.tl-dot.warn   { background: var(--warn); }
.tl-dot.danger { background: var(--danger); box-shadow: 0 0 0 4px rgba(255, 92, 122, .15); }
.tl-dot.good   { background: var(--good); }
.tl-content { flex: 1; color: var(--text-soft); }
.tl-content strong { color: var(--text); }

/* Campaign timeline (gantt-like) */
.gantt { overflow-x: auto; }
.gantt-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.gantt-row:last-child { border-bottom: 0; }
.gantt-label { color: var(--text-soft); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gantt-bar-area { position: relative; height: 22px; background: var(--panel-2); border-radius: 4px; min-width: 600px; }
.gantt-bar { position: absolute; top: 3px; bottom: 3px; border-radius: 3px; display: flex; align-items: center; padding: 0 6px; font-size: 10px; color: rgba(255,255,255,.9); white-space: nowrap; overflow: hidden; }
.gantt-scale {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 10px;
  font-size: 10px;
  color: var(--text-muted);
  padding-bottom: 4px;
}
.gantt-scale-inner { display: grid; grid-template-columns: repeat(8, 1fr); min-width: 600px; }
.gantt-scale-inner span { border-left: 1px dashed var(--line); padding-left: 4px; }

/* Action plan */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 14px;
}
@media (max-width: 900px) { .plan-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .plan-grid { grid-template-columns: 1fr; } }
.plan-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
}
.plan-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.plan-badge {
  width: 26px; height: 26px; border-radius: 6px;
  background: rgba(110, 160, 255, .15); color: var(--accent);
  font-weight: 800; font-size: 13px;
  display: grid; place-items: center;
  flex-shrink: 0;
}
.plan-card.b .plan-badge { background: rgba(54, 211, 153, .15); color: var(--good); }
.plan-card.c .plan-badge { background: rgba(244, 183, 64, .15); color: var(--warn); }
.plan-card.d .plan-badge { background: rgba(166, 132, 255, .15); color: var(--chart5); }
.plan-title { font-size: 13px; font-weight: 700; }
.plan-when  { font-size: 11px; color: var(--text-muted); }
.plan-card ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--text-soft); }
.plan-card li { margin: 4px 0; }

/* KPI Guardrail */
.guard-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 0; font-size: 13px; }
.guard-row { display: contents; }
.guard-row > div { padding: 10px 12px; border-bottom: 1px solid var(--line); }
.guard-row:last-child > div { border-bottom: 0; }
.guard-row.head > div { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; background: var(--panel-2); border-bottom: 2px solid var(--line-strong); }
.guard-warn  { color: var(--danger); font-weight: 700; }
.guard-goal  { color: var(--good); font-weight: 700; }
.guard-note  { color: var(--text-muted); }
@media (max-width: 640px) { .guard-grid { grid-template-columns: 1fr; } .guard-row > div { border-bottom: 1px dashed var(--line); } .guard-row.head { display: none; } }

/* Summary compare table */
.compare { width: 100%; }
.compare .label { font-weight: 600; width: 22%; }
.compare .wrong { color: var(--text-muted); text-decoration: line-through; width: 38%; }
.compare .right { color: var(--text); font-weight: 600; }

footer.site-footer {
  margin-top: 60px; padding-top: 20px; border-top: 1px solid var(--line);
  color: var(--text-muted); font-size: 12px; text-align: center;
}

/* Small helpers */
.hl-red   { color: var(--danger); font-weight: 700; }
.hl-green { color: var(--good); font-weight: 700; }
.hl-amber { color: var(--warn); font-weight: 700; }
.inline-k { font-size: 12px; padding: 1px 6px; border-radius: 4px; background: var(--panel-3); color: var(--text-soft); font-family: var(--font-mono); }

/* Hide on mobile if too dense */
@media (max-width: 520px) {
  .hide-sm { display: none; }
}