/* Xeniva — minimal, calm styling. No external fonts/frameworks, keeps cost/load at zero. */

:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --border: #e5e7eb;
  --text: #1f2430;
  --text-muted: #6b7280;

  --primary: #4f46e5;
  --primary-hover: #4338ca;

  --success: #16a34a;
  --success-bg: #ecfdf3;
  --warning: #d97706;
  --warning-bg: #fffaeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;

  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

.site-header {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.logo-link {
  text-decoration: none;
}

.tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Main */

main.wrap {
  padding: 40px 24px 60px;
}

.input-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.input-group {
  display: flex;
  flex-direction: column;
}

.input-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}

.input-label-row label {
  font-weight: 600;
  font-size: 0.9rem;
}

.char-count {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.char-count.over-limit {
  color: var(--danger);
  font-weight: 600;
}

.upload-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.upload-btn {
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 6px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.upload-btn:hover {
  background: #eef2ff;
  border-color: var(--primary);
}

.upload-status {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.upload-status.upload-error {
  color: var(--danger);
}

textarea {
  width: 100%;
  min-height: 260px;
  resize: vertical;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
  background: var(--surface);
}

.action-row {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.primary-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}

.primary-btn:hover:not(:disabled) {
  background: var(--primary-hover);
}

.primary-btn:active:not(:disabled) {
  transform: scale(0.98);
}

.primary-btn:disabled {
  background: #c7c9d9;
  cursor: not-allowed;
}

.error-msg {
  color: var(--danger);
  font-size: 0.88rem;
  margin: 0;
}

.hidden {
  display: none !important;
}

/* Loading */

.loading-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 60px 0;
  color: var(--text-muted);
}

.spinner {
  width: 34px;
  height: 34px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Results */

.results-section {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.score-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.score-ring {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: conic-gradient(var(--ring-color, var(--primary)) calc(var(--score, 0) * 1%), var(--border) 0);
  display: flex;
  align-items: center;
  justify-content: center;
}

.score-ring-inner {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

#scoreValue {
  font-size: 1.7rem;
  font-weight: 700;
}

.score-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.keywords-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

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

.keyword-col h3 {
  margin: 0 0 12px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  white-space: nowrap;
}

.keyword-col.matched .chip {
  background: var(--success-bg);
  color: var(--success);
}

.keyword-col.partial .chip {
  background: var(--warning-bg);
  color: var(--warning);
}

.keyword-col.missing .chip {
  background: var(--danger-bg);
  color: var(--danger);
}

.empty-note {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.bullets-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

.bullets-section h3 {
  margin: 0 0 14px;
  font-size: 0.95rem;
}

.bullets-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bullet-item {
  border-left: 3px solid var(--warning);
  background: var(--warning-bg);
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
}

.bullet-item .bullet-text {
  margin: 0 0 4px;
  font-size: 0.92rem;
  color: var(--text);
}

.bullet-item .bullet-reason {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0 40px;
}

.site-footer p {
  color: var(--text-muted);
  font-size: 0.82rem;
  text-align: center;
  margin: 0;
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: underline;
}

.site-footer a:hover {
  color: var(--primary);
}

/* Privacy page */

.privacy-page {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 36px;
}

.privacy-page h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.privacy-page .last-updated {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin: 0 0 20px;
}

.privacy-page h2 {
  font-size: 1rem;
  margin: 24px 0 8px;
}

.privacy-page p {
  margin: 0 0 8px;
  font-size: 0.94rem;
  color: var(--text);
}

.privacy-page a {
  color: var(--primary);
}

/* Responsive */

@media (max-width: 720px) {
  .input-grid {
    grid-template-columns: 1fr;
  }
  .keywords-grid {
    grid-template-columns: 1fr;
  }
}