/* Parsekit — shared stylesheet
   Design system: blueprint/workbench. Two type families, one bold accent. */

:root {
  --navy: #16212E;
  --navy-soft: #1F2F42;
  --paper: #F7F5F0;
  --paper-dim: #EDEAE2;
  --steel: #3D5570;
  --steel-line: rgba(61, 85, 112, 0.35);
  --cyan: #5EC8D8;
  --cyan-deep: #3AA7B8;
  --amber: #E8A23D;
  --ink: #16212E;
  --ink-soft: #4A5A6B;
  --danger: #C1543C;

  --mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, Menlo, monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--cyan-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, textarea:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- Header / nav ---------- */

.site-header {
  background: var(--navy);
  color: var(--paper);
  border-bottom: 1px solid var(--steel-line);
}

.header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-family: var(--mono);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--paper);
  letter-spacing: 0.01em;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand .brand-mark {
  color: var(--cyan);
}

.brand .brand-tag {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.78rem;
  color: var(--steel);
}

nav.main-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: var(--paper);
  opacity: 0.75;
  font-size: 0.92rem;
  padding: 8px 12px;
  border-radius: 4px;
  text-decoration: none;
}

nav.main-nav a:hover {
  opacity: 1;
  background: rgba(94, 200, 216, 0.12);
  text-decoration: none;
}

nav.main-nav a[aria-current="page"] {
  opacity: 1;
  color: var(--cyan);
  border-bottom: 2px solid var(--cyan);
  border-radius: 4px 4px 0 0;
}

/* ---------- Hero (home page) ---------- */

.hero {
  position: relative;
  background: var(--navy);
  color: var(--paper);
  overflow: hidden;
  background-image:
    linear-gradient(var(--steel-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--steel-line) 1px, transparent 1px);
  background-size: 42px 42px;
  background-position: center -1px;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 30%, rgba(22,33,46,0) 0%, var(--navy) 78%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 1040px;
  margin: 0 auto;
  padding: 72px 24px 64px;
}

.hero-eyebrow-line {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--cyan);
  margin: 0 0 14px;
}

.hero h1 {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(2rem, 4.2vw, 2.9rem);
  line-height: 1.15;
  max-width: 20ch;
  margin: 0 0 18px;
}

.hero p.lede {
  max-width: 56ch;
  font-size: 1.08rem;
  color: #C9D2DA;
  margin: 0 0 0;
}

/* ---------- Tool grid on home ---------- */

.tool-grid {
  max-width: 1040px;
  margin: 0 auto;
  padding: 56px 24px 80px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--steel-line);
  border: 1px solid var(--steel-line);
}

.tool-card {
  background: var(--paper);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tool-card .tool-index {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.tool-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.tool-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  flex-grow: 1;
}

.tool-card .go-link {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--cyan-deep);
}

/* ---------- Generic page (tool pages, about, privacy) ---------- */

.page-header {
  border-bottom: 1px solid var(--steel-line);
  background: var(--paper-dim);
}

.page-header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px 32px;
}

.page-header-inner .kicker {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--steel);
  margin: 0 0 8px;
}

.page-header-inner h1 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.page-header-inner p {
  margin: 0;
  color: var(--ink-soft);
  max-width: 68ch;
}

main.page-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* ---------- Tool workbench UI ---------- */

.workbench {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

@media (max-width: 760px) {
  .workbench { grid-template-columns: 1fr; }
}

.panel {
  border: 1px solid var(--steel-line);
  background: #fff;
}

.panel-label {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  padding: 10px 14px;
  border-bottom: 1px solid var(--steel-line);
  background: var(--paper-dim);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

textarea, .output-box {
  width: 100%;
  border: none;
  resize: vertical;
  font-family: var(--mono);
  font-size: 0.87rem;
  padding: 14px;
  min-height: 280px;
  color: var(--ink);
  background: transparent;
}

textarea:focus { outline: none; }

.output-box {
  white-space: pre-wrap;
  word-break: break-word;
  overflow: auto;
  margin: 0;
}

.controls-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 20px;
}

button.btn {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 18px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  background: var(--navy);
  color: var(--paper);
}

button.btn:hover { background: var(--navy-soft); }

button.btn.secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--steel-line);
}

button.btn.secondary:hover { background: var(--paper-dim); }

button.btn.accent {
  background: var(--cyan-deep);
  color: var(--navy);
}

button.btn.accent:hover { background: var(--cyan); }

.status-line {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 10px 0 0;
  min-height: 1.4em;
}

.status-line.ok { color: #1E7A4C; }
.status-line.error { color: var(--danger); }

.small-select, .small-input {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 8px 10px;
  border: 1px solid var(--steel-line);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
}

.helper-copy {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.helper-copy h2 {
  font-size: 1.1rem;
  margin: 32px 0 10px;
}

.helper-copy h3 {
  font-size: 1rem;
  color: var(--navy);
  margin: 20px 0 6px;
}

/* ---------- Ad slots ---------- */

.ad-slot {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.ad-slot .ad-slot-inner {
  border: 1px dashed var(--steel-line);
  color: var(--steel);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-align: center;
  padding: 14px;
  margin: 0 0 32px;
}

/* ---------- Footer ---------- */

footer.site-footer {
  border-top: 1px solid var(--steel-line);
  background: var(--paper-dim);
  margin-top: 40px;
}

.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.footer-inner nav {
  display: flex;
  gap: 16px;
}

.footer-inner nav a { color: var(--ink-soft); }

@media (max-width: 640px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
}