:root {
  --c-bg:      #f5f0e8;
  --c-surface: #ede7d8;
  --c-result:  #e2d9c5;
  --c-border:  #c8b89a;
  --c-text:    #2c2416;
  --c-muted:   #7a6548;
  --c-accent:  #3a5c1a;
  --r:         0.75rem;
  --font:      -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Header ── */
header {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--c-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.logo-icon {
  font-size: 1.05rem;
  line-height: 1;
}

.logo-text {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-accent);
}

.lang-btn {
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-muted);
  background: none;
  border: 1.5px solid var(--c-border);
  border-radius: 99px;
  padding: 0.28rem 0.6rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.lang-btn:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

/* ── Main ── */
main {
  flex: 1;
  padding: 2.5rem 0 3rem;
}

.subtitle {
  font-size: 1rem;
  color: var(--c-muted);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

/* ── Card ── */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 1.1rem;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

/* ── Fields ── */
.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: '▾';
  position: absolute;
  right: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-muted);
  pointer-events: none;
  font-size: 0.8rem;
}

select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  font-family: var(--font);
  font-size: 1rem;
  color: var(--c-text);
  background: var(--c-bg);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r);
  padding: 0.7rem 2.2rem 0.7rem 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

select:focus {
  outline: none;
  border-color: var(--c-accent);
}

.qty-row {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.qty-input {
  flex: 1;
  font-family: var(--font);
  font-size: 1rem;
  color: var(--c-text);
  background: var(--c-bg);
  border: 1.5px solid var(--c-border);
  border-radius: var(--r);
  padding: 0.7rem 0.85rem;
  transition: border-color 0.15s;
  min-width: 0;
}

.qty-input:focus {
  outline: none;
  border-color: var(--c-accent);
}

.unit {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-muted);
  min-width: 2.8rem;
  flex-shrink: 0;
}

/* ── Result Box ── */
.result-box {
  background: var(--c-result);
  border-radius: 0.85rem;
  padding: 1.2rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  border: 1px solid rgba(0,0,0,0.06);
}

.result-animal {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
  padding-top: 0.1rem;
}

.result-body {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.result-label {
  font-size: 0.78rem;
  color: var(--c-muted);
  font-weight: 500;
}

.result-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--c-accent);
  letter-spacing: -0.03em;
  line-height: 1.2;
  word-break: break-word;
}

.result-note {
  font-size: 0.72rem;
  color: var(--c-muted);
  margin-top: 0.2rem;
}

/* ── Method Note ── */
.method-note {
  margin-top: 1.25rem;
  font-size: 0.76rem;
  color: var(--c-muted);
  line-height: 1.65;
  padding-left: 0.8rem;
  border-left: 2px solid var(--c-border);
}

/* ── Footer ── */
footer {
  padding: 1.1rem 0;
  border-top: 1px solid var(--c-border);
}

.footer-inner {
  text-align: center;
  font-size: 0.75rem;
  color: var(--c-muted);
}

/* ── Mobile ── */
@media (max-width: 400px) {
  .card {
    padding: 1.25rem;
  }

  .result-value {
    font-size: 1.35rem;
  }

  .result-animal {
    font-size: 1.75rem;
  }
}