:root {
  --bg-top: #f4f7ef;
  --bg-bottom: #e7efe1;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-border: rgba(34, 58, 45, 0.14);
  --text-main: #182822;
  --text-soft: #4d5f56;
  --accent: #0f8b7f;
  --accent-strong: #0c6f67;
  --warn: #f29d52;
  --rise: #0f8b7f;
  --fall: #d95b42;
  --shadow: 0 18px 42px rgba(28, 54, 44, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Outfit", "Noto Sans SC", sans-serif;
  color: var(--text-main);
  background: linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  position: relative;
  overflow-x: hidden;
}

.ambient {
  position: fixed;
  border-radius: 999px;
  filter: blur(26px);
  opacity: 0.45;
  z-index: 0;
  pointer-events: none;
}

.ambient-a {
  width: 420px;
  height: 420px;
  top: -120px;
  right: -120px;
  background: radial-gradient(circle at 30% 30%, #ffc97f, #f3a45d);
}

.ambient-b {
  width: 360px;
  height: 360px;
  bottom: -80px;
  left: -100px;
  background: radial-gradient(circle at 30% 30%, #8dded4, #4fb7aa);
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 16px 52px;
  display: grid;
  gap: 16px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
}

.badge {
  display: inline-flex;
  margin: 0;
  padding: 4px 10px;
  border: 1px solid rgba(15, 139, 127, 0.35);
  border-radius: 999px;
  color: var(--accent-strong);
  background: rgba(15, 139, 127, 0.08);
  font-size: 13px;
  letter-spacing: 0.2px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  margin-top: 10px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
  letter-spacing: 0.3px;
}

.hero-text {
  margin-top: 10px;
  max-width: 720px;
  color: var(--text-soft);
  line-height: 1.55;
}

.hero-meta {
  text-align: right;
  color: var(--text-soft);
  line-height: 1.7;
  font-size: 14px;
}

.panel {
  border: 1px solid var(--panel-border);
  background: var(--panel);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(5px);
}

.controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field-group {
  display: grid;
  gap: 8px;
}

label {
  font-size: 14px;
  color: var(--text-soft);
}

select {
  appearance: none;
  width: 100%;
  border: 1px solid rgba(34, 58, 45, 0.2);
  border-radius: 10px;
  background: #ffffff;
  padding: 10px 12px;
  font-size: 15px;
  color: var(--text-main);
}

.mode-switch {
  grid-column: 1 / -1;
  display: inline-flex;
  background: rgba(15, 139, 127, 0.08);
  border: 1px solid rgba(15, 139, 127, 0.22);
  border-radius: 12px;
  padding: 4px;
  gap: 6px;
}

.mode-btn,
.range-btn {
  border: 0;
  background: transparent;
  color: #20574f;
  padding: 10px 12px;
  border-radius: 9px;
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-btn.active,
.range-btn.active {
  background: linear-gradient(130deg, #0f8b7f, #0c6f67);
  color: #fff;
}

.mode-description {
  grid-column: 1 / -1;
  color: var(--text-soft);
  line-height: 1.55;
  min-height: 24px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  display: grid;
  gap: 10px;
}

.metric-card h2 {
  font-size: 16px;
  color: var(--text-soft);
}

.metric-value {
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 700;
  line-height: 1.05;
}

.metric-sub {
  color: var(--text-soft);
  font-size: 14px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-soft);
  font-size: 14px;
}

.percentile-rows {
  display: grid;
  gap: 12px;
}

.percentile-row {
  display: grid;
  grid-template-columns: 180px 1fr 72px;
  gap: 12px;
  align-items: center;
}

.percentile-label {
  color: #29453d;
  font-size: 14px;
}

.percentile-value {
  text-align: right;
  font-weight: 700;
  color: #183f39;
}

.percent-bar {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(33, 78, 69, 0.12);
  overflow: hidden;
}

.percent-bar > span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #26c0af, #0d8d7f);
  transition: width 0.45s ease;
}

.board-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}

th,
td {
  padding: 11px 8px;
  border-bottom: 1px solid rgba(34, 58, 45, 0.12);
  text-align: left;
}

th {
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 600;
}

td {
  font-size: 14px;
}

td.change-up {
  color: var(--rise);
  font-weight: 700;
}

td.change-down {
  color: var(--fall);
  font-weight: 700;
}

td.change-flat {
  color: var(--text-soft);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

#chartCaption {
  margin-top: 4px;
  color: var(--text-soft);
  font-size: 14px;
}

.range-switch {
  border: 1px solid rgba(34, 58, 45, 0.2);
  border-radius: 10px;
  padding: 3px;
  display: inline-flex;
  gap: 4px;
}

#trendChart {
  width: 100% !important;
  height: 320px !important;
  touch-action: pan-y pinch-zoom;
}

.strategy-panel {
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.95), rgba(239, 250, 247, 0.95));
}

.strategy-title {
  font-size: 22px;
  font-weight: 700;
  color: #19423b;
}

.strategy-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: #35544d;
  line-height: 1.7;
}

.card-rise {
  animation: riseIn 0.55s ease both;
}

@keyframes riseIn {
  0% {
    opacity: 0;
    transform: translateY(16px) scale(0.985);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-meta {
    text-align: left;
  }

  .controls {
    grid-template-columns: 1fr;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .percentile-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .percentile-value {
    text-align: left;
  }

  #trendChart {
    height: 260px !important;
  }
}