:root {
  --bg: #f4f7f9;
  --surface: #ffffff;
  --surface-soft: #f9fbfc;
  --text: #17222d;
  --muted: #697784;
  --border: #d9e2ea;
  --accent: #00a88f;
  --accent-dark: #008572;
  --shadow: 0 10px 30px rgba(20, 45, 70, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--bg);
}

.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, #0f1720, #152433);
  color: #fff;
  padding: 24px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 24px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent);
  font-weight: 700;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
}

.brand p {
  margin: 2px 0 0;
  font-size: 12px;
  color: #c7d7e6;
}

.menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.menu a {
  text-decoration: none;
  color: #d8e5f0;
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 10px;
}

.menu a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.menu a.active {
  background: rgba(0, 168, 143, 0.25);
  color: #fff;
}

.lang-switch {
  margin-top: 18px;
  display: flex;
  gap: 8px;
}

.lang-btn {
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: #d8e5f0;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
}

.lang-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.content {
  padding: 24px;
  display: grid;
  gap: 18px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.card-header h2 {
  margin: 0;
  font-size: 20px;
}

.card-header p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.grid-2 {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.field {
  display: block;
}

.field span {
  display: block;
  margin: 0 0 7px;
  font-size: 13px;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 168, 143, 0.15);
}

.actions {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font-family: inherit;
  font-weight: 600;
  background: #e9eff5;
  color: #1a2938;
  cursor: pointer;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn:hover {
  filter: brightness(0.96);
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.score-card {
  background: linear-gradient(140deg, #113244, #15526f);
  color: #fff;
  border-radius: 14px;
  padding: 16px;
}

.score-card p {
  margin: 0;
  color: #b6d0e1;
}

.score-card h3 {
  margin: 8px 0 0;
  font-size: 30px;
  word-break: break-word;
}

.summary {
  background: #f3faf8;
  border: 1px solid #cfeee6;
  border-radius: 12px;
  padding: 12px;
}

.result-list {
  margin: 0;
  padding-left: 18px;
  color: #2f3a44;
  display: grid;
  gap: 6px;
}

.result-list a {
  color: #0a5f8a;
}

.chat-log {
  min-height: 130px;
  max-height: 280px;
  overflow: auto;
  background: #f7fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 10px;
}

.chat-msg {
  margin-bottom: 8px;
  font-size: 14px;
}

.chat-msg b {
  color: #0f2b3f;
}

.chat-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.chart-wrap {
  background: #f7fafc;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}

.chart-wrap h4 {
  margin: 0 0 8px;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
    height: auto;
  }
}

@media (max-width: 760px) {
  .grid-2,
  .score-grid,
  .chart-grid {
    grid-template-columns: 1fr;
  }
}