:root {
  --bf-navy: #07182c;
  --bf-navy-2: #0b213b;
  --bf-line: rgba(159, 185, 214, .13);
  --bf-copy: #b7c9e4;
  --bf-white: #f7f9fd;
  --bf-copper: #bf7646;
  --bf-copper-dark: #9d5f38;
  --bf-panel: #ffffff;
  --bf-ink: #172033;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bf-navy);
  color: var(--bf-ink);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 24, 44, .96);
  border-bottom: 1px solid rgba(159, 185, 214, .22);
  backdrop-filter: blur(10px);
}

.brand-mark {
  color: var(--bf-white);
  font-size: 1.55rem;
  letter-spacing: .02em;
}

.brand-mark span {
  font-weight: 300;
}

.navbar .nav-link {
  color: #c9d8ee;
  font-weight: 600;
  font-size: .92rem;
}

.navbar .nav-link.active {
  color: var(--bf-copper);
  background: rgba(191, 118, 70, .13);
  border-radius: 6px;
  padding-inline: 1.05rem;
}

.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  border: 1px solid rgba(159, 185, 214, .25);
  border-radius: 7px;
  padding: .25rem .45rem;
  color: #d8e4f5;
  font-size: .78rem;
}

.language-toggle strong {
  background: var(--bf-copper);
  color: #07182c;
  border-radius: 5px;
  padding: .25rem .48rem;
}

.hero-grid {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(var(--bf-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--bf-line) 1px, transparent 1px),
    radial-gradient(circle at 25% 35%, rgba(191, 118, 70, .15), transparent 0 8%, transparent 14%),
    var(--bf-navy);
  background-size: 60px 60px, 60px 60px, auto, auto;
}

.eyebrow {
  color: var(--bf-copper);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.hero-title {
  color: var(--bf-white);
  font-size: clamp(2.7rem, 6vw, 4.7rem);
  font-weight: 800;
  line-height: .98;
}

.hero-title span {
  color: var(--bf-copper);
}

.hero-copy {
  max-width: 760px;
  color: var(--bf-copy);
  font-size: 1.16rem;
  line-height: 1.7;
}

.btn-copper {
  background: var(--bf-copper);
  border: 0;
  color: #07182c;
  font-weight: 700;
}

.btn-copper:hover {
  background: var(--bf-copper-dark);
  color: #07182c;
}

.btn-copper:disabled {
  background: #d0a07f;
  color: #07182c;
  cursor: wait;
}

.workspace-section {
  background: #f4f7fb;
}

.panel {
  background: var(--bf-panel);
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  padding: 1.4rem;
  box-shadow: 0 18px 45px rgba(12, 31, 54, .08);
}

.transcript-box {
  min-height: 290px;
  resize: vertical;
}

.empty-state {
  min-height: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #5c6b7d;
}

.result-panel[aria-busy="true"] {
  min-height: 520px;
}

.report-loading {
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: #43566f;
}

.report-loading p {
  margin: 0;
  color: #68798f;
}

.loading-ring {
  width: 42px;
  height: 42px;
  border: 4px solid #dbe3ef;
  border-top-color: var(--bf-copper);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.status-pill {
  display: inline-block;
  border: 1px solid #d6dfec;
  border-radius: 999px;
  padding: .25rem .7rem;
  color: #35516f;
  background: #f4f7fb;
  font-size: .82rem;
  font-weight: 700;
}

.status-muted {
  color: #85603d;
  background: #fff4ea;
  border-color: #f4d1b6;
}

.report-shell {
  color: #1a2738;
}

.report-header {
  border-bottom: 1px solid #dbe3ef;
  padding-bottom: 1rem;
  margin-bottom: 1.2rem;
}

.report-header h2 {
  margin-top: .9rem;
  font-weight: 800;
}

.report-header p {
  color: #65758a;
}

.report-section {
  margin-bottom: 1.4rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid #edf1f7;
}

.report-section h3 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #28435f;
  margin-bottom: .8rem;
}

.report-section h4 {
  font-size: 1rem;
  margin-top: 1rem;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: .8rem;
}

.score-card,
.recommendation-card {
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  padding: .95rem;
  background: #fbfcfe;
}

.score-card span,
.recommendation-card span {
  display: block;
  color: #63758a;
  font-size: .84rem;
  margin-bottom: .3rem;
}

.score-card strong {
  font-size: 2rem;
  color: var(--bf-copper);
}

.score-card p,
.recommendation-card p {
  margin: .5rem 0 0;
  color: #4d5f73;
}

.recommendation-card strong {
  display: block;
  color: #1f354f;
}

.appendix {
  background: #f7f9fc;
  border: 1px solid #e0e7f0;
  border-radius: 8px;
  padding: 1rem;
}

.report-footer {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  color: #66778c;
  font-size: .9rem;
}

.site-footer {
  background: #061426;
  color: #9fb4ce;
  padding: 1.2rem 0;
  font-size: .9rem;
}