:root {
  --bg: #efeae0;
  --panel: #faf7f1;
  --line: #d8d0c2;
  --text: #1f1a15;
  --muted: #5f564d;
  --accent: #8e3a2f;
  --accent-2: #1e6974;
  --ok: #2f7a3a;
  --warn: #a2362f;
  --mid: #8a661c;
  --guaranteed: #2f7a3a;
  --voluntary: #c7912f;
  --gap: #a2362f;
  --shadow: 0 10px 24px rgba(18, 14, 10, 0.06);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Avenir Next", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 0% 0%, rgba(142, 58, 47, 0.12), transparent 46%),
    radial-gradient(circle at 100% 100%, rgba(30, 105, 116, 0.1), transparent 44%),
    var(--bg);
  color: var(--text);
}

.sim-app {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 14px clamp(10px, 3.2vw, 20px) 28px;
  display: grid;
  gap: 14px;
}

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 14px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.hero {
  background:
    linear-gradient(180deg, rgba(142, 58, 47, 0.06), transparent 48%),
    var(--panel);
}

.panel-thesis {
  background:
    linear-gradient(180deg, rgba(30, 105, 116, 0.08), transparent 40%),
    var(--panel);
}

.panel-clarity {
  background:
    linear-gradient(180deg, rgba(199, 145, 47, 0.1), transparent 40%),
    var(--panel);
}

.panel-compare {
  background:
    linear-gradient(180deg, rgba(142, 58, 47, 0.05), transparent 40%),
    var(--panel);
}

.panel-personal {
  background:
    linear-gradient(180deg, rgba(30, 105, 116, 0.1), transparent 40%),
    var(--panel);
}

.panel-birdview {
  background:
    linear-gradient(180deg, rgba(30, 105, 116, 0.07), transparent 40%),
    var(--panel);
}

.panel-coverage {
  background:
    linear-gradient(180deg, rgba(47, 122, 58, 0.08), transparent 40%),
    var(--panel);
}

.panel-recommendation {
  background:
    linear-gradient(180deg, rgba(199, 145, 47, 0.1), transparent 40%),
    var(--panel);
}

.note {
  background:
    linear-gradient(180deg, rgba(30, 105, 116, 0.05), transparent 40%),
    var(--panel);
}

.back-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration-color: rgba(142, 58, 47, 0.4);
  text-underline-offset: 2px;
  font-size: 0.84rem;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  font-weight: 600;
}

h1 {
  margin-top: 6px;
  font-size: clamp(1.65rem, 6vw, 2.5rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.05rem, 4vw, 1.34rem);
}

.hero p {
  margin: 9px 0 0;
  color: var(--muted);
}

.section-head {
  margin-bottom: 12px;
}

.sub {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.thesis-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.thesis-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
}

.thesis-k {
  margin: 0;
  color: var(--muted);
  font-size: 0.69rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.thesis-v {
  margin: 5px 0 0;
  color: var(--accent);
  font-size: 1.1rem;
  line-height: 1.08;
  font-weight: 700;
}

.thesis-sub {
  margin: 5px 0 0;
  color: #4d433a;
  font-size: 0.74rem;
}

.thesis-sentence {
  margin: 10px 0 0;
  border: 1px solid #ccbfae;
  border-radius: 10px;
  background: #fff;
  padding: 10px;
  font-size: 0.84rem;
  color: #3d352d;
  font-weight: 600;
}

.clarity-bars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.clarity-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
}

.clarity-card h3 {
  font-size: 0.9rem;
}

.clarity-track {
  margin-top: 8px;
  width: 100%;
  height: 20px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid #d3c8b7;
  background: #f2ede4;
  display: flex;
}

.clarity-seg {
  height: 100%;
  display: grid;
  place-items: center;
  font-size: 0.67rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.clarity-seg.ordinary {
  background: var(--accent-2);
}

.clarity-seg.guard {
  background: var(--accent);
}

.clarity-hint {
  margin: 6px 0 0;
  font-size: 0.76rem;
  color: var(--muted);
}

.clarity-text {
  margin: 10px 0 0;
  border: 1px dashed #ccbfae;
  border-radius: 9px;
  background: #fff;
  padding: 8px 10px;
  color: #4d433a;
  font-size: 0.81rem;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.controls-grid label {
  display: grid;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 600;
}

.controls-grid input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 9px;
  min-height: 42px;
  padding: 9px 10px;
  font-size: 0.92rem;
  color: var(--text);
  background: #fff;
}

.controls-grid input:focus-visible {
  outline: 2px solid rgba(30, 105, 116, 0.3);
  outline-offset: 1px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.compare-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 11px;
}

.compare-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: baseline;
}

.compare-title {
  font-size: 0.98rem;
}

.compare-tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.compare-list {
  margin-top: 8px;
  display: grid;
  gap: 4px;
}

.compare-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.8rem;
}

.compare-row span:first-child {
  color: var(--muted);
}

.compare-row strong.ok {
  color: var(--ok);
}

.compare-row strong.warn {
  color: var(--warn);
}

.personal-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.personal-toolbar label {
  font-size: 0.79rem;
  color: var(--muted);
  font-weight: 700;
}

.personal-toolbar select {
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 38px;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 0.83rem;
  color: var(--text);
  background: #fff;
}

.personal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.personal-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
}

.personal-head {
  display: grid;
  gap: 4px;
}

.personal-summary {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.personal-stats {
  margin-top: 8px;
  display: grid;
  gap: 4px;
}

.personal-stat {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.78rem;
}

.personal-stat span:first-child {
  color: var(--muted);
}

.personal-table {
  margin-top: 9px;
  display: grid;
  gap: 5px;
}

.personal-row {
  border: 1px solid #dfd6c7;
  border-radius: 8px;
  background: #fbf8f2;
  padding: 7px 8px;
  display: grid;
  gap: 4px;
}

.personal-when {
  font-size: 0.79rem;
  font-weight: 650;
}

.personal-type {
  width: fit-content;
  border-radius: 999px;
  padding: 2px 7px;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
}

.personal-type.guaranteed {
  color: #1f5c2a;
  border-color: rgba(47, 122, 58, 0.35);
  background: rgba(47, 122, 58, 0.14);
}

.personal-type.voluntary {
  color: #6a4b14;
  border-color: rgba(138, 102, 28, 0.45);
  background: rgba(199, 145, 47, 0.16);
}

.personal-type.gap {
  color: #7d2d28;
  border-color: rgba(162, 54, 47, 0.45);
  background: rgba(162, 54, 47, 0.16);
}

.personal-rest {
  font-size: 0.75rem;
  color: var(--muted);
}

.personal-empty {
  margin: 0;
  font-size: 0.79rem;
  color: var(--muted);
  font-style: italic;
}

.incentive-list {
  margin: 10px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 5px;
  font-size: 0.81rem;
  color: #3f372e;
}

.bird-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 9px;
  font-size: 0.79rem;
  color: var(--muted);
}

.bird-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.swatch.guaranteed {
  background: var(--guaranteed);
}

.swatch.voluntary {
  background: var(--voluntary);
}

.swatch.gap {
  background: var(--gap);
}

.birdview-grid {
  display: grid;
  gap: 8px;
}

.bird-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
}

.bird-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.bird-meta {
  margin: 0;
  font-size: 0.76rem;
  color: var(--muted);
}

.bird-calendar {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 6px;
}

.bird-day {
  border: 1px solid #ddd5c7;
  border-radius: 8px;
  background: #fdfcf9;
  padding: 5px 5px 4px;
}

.bird-day-num {
  margin: 0;
  font-size: 0.66rem;
  color: #72685c;
  font-weight: 700;
}

.bird-halves {
  margin-top: 4px;
  display: grid;
  gap: 2px;
}

.bird-half {
  display: block;
  height: 12px;
  border-radius: 4px;
  border: 1px solid rgba(84, 72, 60, 0.14);
}

.coverage-bar {
  width: 100%;
  height: 20px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid #d3c8b7;
  background: #f2ede4;
  display: flex;
}

.cover-seg {
  height: 100%;
}

.cover-seg.guaranteed {
  background: var(--guaranteed);
}

.cover-seg.voluntary {
  background: var(--voluntary);
}

.cover-seg.gap {
  background: var(--gap);
}

.coverage-legend {
  margin-top: 9px;
  display: grid;
  gap: 4px;
  font-size: 0.8rem;
}

.coverage-item {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.coverage-item span:first-child {
  color: var(--muted);
}

.status-chips {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.chip {
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  border: 1px solid transparent;
  background: #eee6d8;
  color: #4f4438;
}

.chip.ok {
  color: #1f5c2a;
  border-color: rgba(47, 122, 58, 0.4);
  background: rgba(47, 122, 58, 0.15);
}

.chip.warn {
  color: #6a4b14;
  border-color: rgba(138, 102, 28, 0.5);
  background: rgba(199, 145, 47, 0.18);
}

.chip.bad {
  color: #7d2d28;
  border-color: rgba(162, 54, 47, 0.45);
  background: rgba(162, 54, 47, 0.16);
}

.recommendation-box {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 12px;
}

.rec-title {
  margin: 0;
  font-size: 1rem;
}

.rec-sub {
  margin: 6px 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.rec-list {
  margin: 9px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 5px;
  font-size: 0.82rem;
  color: #3f372e;
}

.rec-stats {
  margin-top: 9px;
  display: grid;
  gap: 4px;
}

.rec-stat {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.8rem;
}

.rec-stat span:first-child {
  color: var(--muted);
}

.recommendation-actions {
  margin-top: 10px;
}

.apply-btn {
  border: 1px solid rgba(47, 122, 58, 0.55);
  background: #2f7a3a;
  color: #fff;
  border-radius: 999px;
  min-height: 42px;
  padding: 9px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
}

.apply-btn:hover {
  background: #2a6c34;
}

.insight-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  color: #3d352d;
  font-size: 0.84rem;
}

@media (max-width: 860px) {
  .controls-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .clarity-bars {
    grid-template-columns: 1fr;
  }

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

  .thesis-cards {
    grid-template-columns: 1fr 1fr;
  }

  .bird-calendar {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .sim-app {
    gap: 10px;
  }

  .panel {
    padding: 13px;
  }

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

  .thesis-cards {
    grid-template-columns: 1fr;
  }

  .bird-calendar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}