/* Klaro — premium creator-tool UI (Impeccable-aware) */
:root {
  --bg: #0b0e11;
  --bg-elev: #12171e;
  --bg-soft: #1a222c;
  --bg-input: #0e1319;
  --border: #2a3544;
  --border-strong: #3a4a5c;
  --text: #f0f3f6;
  --muted: #8b9aab;
  --faint: #7a8b9c;
  --accent: #e8b84a;
  --accent-hover: #f0c965;
  --accent-ink: #1a1408;
  --accent-dim: rgba(232, 184, 74, 0.14);
  --ok: #3fa873;
  --ok-dim: rgba(63, 168, 115, 0.18);
  --warn: #d4a017;
  --warn-dim: rgba(212, 160, 23, 0.16);
  --bad: #d16a6a;
  --bad-dim: rgba(209, 106, 106, 0.14);
  --focus: #e8b84a;
  --radius: 10px;
  --radius-sm: 6px;
  --max: 720px;
  --header-max: 1040px;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --header-h: 3.4rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; height: auto; display: block; }
strong { font-weight: 600; }

.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.wrap-wide { width: min(100% - 2rem, var(--header-max)); margin-inline: auto; }

/* ── Header ── */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(18, 23, 30, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
  padding: 0.55rem 0;
  width: min(100% - 2rem, var(--header-max));
  margin-inline: auto;
}
.logo {
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.03em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
}
.logo::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--accent);
  display: inline-block;
  position: relative;
  top: -0.05rem;
}
.logo span {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nav-toggle {
  display: none;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
}
.site-nav { display: flex; flex-wrap: wrap; gap: 0.35rem 1.15rem; align-items: center; }
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}
.site-nav a:hover { color: var(--text); border-bottom-color: var(--accent); }

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    padding: 0.25rem 0 0.85rem;
    gap: 0.55rem;
  }
  .site-nav.open { display: flex; }
  .site-header .inner { flex-wrap: wrap; }
}

/* ── Hero ── */
.hero {
  padding: 2rem 0 0.75rem;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.75rem;
}
.hero h1 {
  font-size: clamp(2rem, 5.5vw, 2.65rem);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.65rem;
  letter-spacing: -0.035em;
}
.hero .sharp {
  color: var(--muted);
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  line-height: 1.45;
  margin: 0 0 1rem;
  max-width: 38ch;
  font-weight: 400;
}
.hero .lede {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 58ch;
}
.disclaimer-banner {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: inset 0 2px 0 0 var(--accent);
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--muted);
  margin: 1rem 0 0;
}
.disclaimer-banner a { font-weight: 500; }

/* ── Compact gates ── */
.gates {
  margin: 1.25rem 0 0.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  overflow: hidden;
}
.gates summary {
  cursor: pointer;
  list-style: none;
  padding: 0.85rem 1.1rem;
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--text);
  user-select: none;
}
.gates summary::-webkit-details-marker { display: none; }
.gates summary::after {
  content: "+";
  font-family: var(--mono);
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1;
}
.gates[open] summary::after { content: "−"; }
.gates-body {
  padding: 0 1.1rem 1.1rem;
  border-top: 1px solid var(--border);
}
.gates-list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}
.gates-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  align-items: start;
  font-size: 0.9rem;
  color: var(--muted);
  padding: 0.35rem 0;
}
.gates-list .num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin-top: 0.15rem;
}
.gates-note {
  font-size: 0.82rem;
  color: var(--faint);
  margin: 0.85rem 0 0;
}

/* ── Calculator ── */
.calc-section {
  margin: 1.75rem 0 2.5rem;
  scroll-margin-top: calc(var(--header-h) + 0.75rem);
}
.calc-section > .calc-head {
  margin: 0 0 1rem;
}
.calc-section > .calc-head h2 {
  font-size: clamp(1.35rem, 3vw, 1.55rem);
  margin: 0 0 0.35rem;
  letter-spacing: -0.02em;
}
.calc-note {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0;
}
.calc-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.35rem 1.25rem 1.5rem;
  position: relative;
}
.calc-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.25rem;
  right: 1.25rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  border-radius: 1px;
  pointer-events: none;
}

/* Snap lookup */
.snap-lookup {
  margin-bottom: 1.35rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.snap-lookup-row {
  display: flex;
  gap: 0.55rem;
  align-items: stretch;
}
.snap-lookup-row input {
  flex: 1;
  min-width: 0;
}
.snap-lookup .btn-lookup {
  flex-shrink: 0;
  white-space: nowrap;
  padding-inline: 1rem;
}
.profile-chip {
  display: none;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.85rem;
  padding: 0.65rem 0.8rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.profile-chip.visible { display: flex; }
.profile-chip img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg);
  border: 1px solid var(--border);
}
.profile-chip .chip-meta { min-width: 0; flex: 1; }
.profile-chip .chip-name {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.profile-chip .chip-sub {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0.1rem 0 0;
}
.lookup-msg {
  font-size: 0.82rem;
  margin: 0.55rem 0 0;
  color: var(--muted);
  display: none;
}
.lookup-msg.visible { display: block; }
.lookup-msg.ok { color: var(--ok); }
.lookup-msg.warn { color: var(--warn); }
.lookup-msg.bad { color: var(--bad); }

.field-grid {
  display: grid;
  gap: 0.15rem 1rem;
}
@media (min-width: 560px) {
  .field-grid.two { grid-template-columns: 1fr 1fr; }
}
.field { margin-bottom: 0.95rem; }
.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 550;
  margin-bottom: 0.35rem;
  color: var(--text);
  letter-spacing: 0.01em;
}
.field .hint {
  display: block;
  font-size: 0.78rem;
  color: var(--faint);
  font-weight: 400;
  margin-top: 0.25rem;
  line-height: 1.4;
}
.field input[type="number"],
.field input[type="email"],
.field input[type="text"],
.field input[type="url"],
.field select,
.snap-lookup input {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
  transition: border-color 0.15s var(--ease);
}
.field input::placeholder,
.snap-lookup input::placeholder { color: var(--faint); }
.field input:focus,
.field select:focus,
.snap-lookup input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
  border-color: var(--accent);
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238b9aab' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.2rem;
}
.radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.65rem;
}
.radio-row label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 400;
  font-size: 0.9rem;
  cursor: pointer;
  margin: 0;
  padding: 0.45rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  transition: border-color 0.15s var(--ease), color 0.15s var(--ease), background 0.15s var(--ease);
}
.radio-row label:has(input:checked) {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-dim);
}
.radio-row input {
  accent-color: var(--accent);
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.78rem 1.3rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  transition: background 0.15s var(--ease), transform 0.1s var(--ease);
}
.btn:hover { background: var(--accent-hover); color: var(--accent-ink); }
.btn:active { transform: translateY(1px); }
.btn:disabled {
  opacity: 0.55;
  cursor: wait;
  transform: none;
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}
.btn-block { width: 100%; text-align: center; }
.form-actions { margin-top: 1.35rem; }
.section-label {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 1.15rem 0 0.65rem;
}

.hard-stop {
  display: none;
  background: var(--bad-dim);
  border: 1px solid var(--bad);
  box-shadow: inset 0 2px 0 0 var(--bad);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  margin-top: 1.15rem;
}
.hard-stop.visible { display: block; }
.hard-stop h3 { margin: 0 0 0.5rem; color: var(--bad); font-size: 1.05rem; }
.hard-stop p { margin: 0.4rem 0; color: var(--text); font-size: 0.95rem; }

.results {
  display: none;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1.35rem;
}
.results.visible { display: block; }
.results.locked .results-full {
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
  opacity: 0.5;
}
.email-gate {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  box-shadow: inset 0 2px 0 0 var(--accent);
  border-radius: var(--radius);
  padding: 1.1rem;
  margin-bottom: 1.15rem;
}
.email-gate.hidden { display: none; }
.segment-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  border-radius: 4px;
  background: var(--accent-dim);
  border: 1px solid transparent;
  color: var(--accent);
  margin-bottom: 0.85rem;
}
.invite-status {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 1.15rem;
  line-height: 1.4;
}
.invite-status.yes { color: var(--ok); }
.invite-status.no { color: var(--warn); }

.checklist { list-style: none; padding: 0; margin: 0 0 1.25rem; }
.checklist li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
.checklist .mark {
  flex-shrink: 0;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 0.1rem;
}
.checklist .ok .mark { background: var(--ok-dim); color: var(--ok); }
.checklist .gap .mark { background: var(--bad-dim); color: var(--bad); }
.checklist .soft .mark { background: var(--warn-dim); color: var(--warn); }

/* Crafted progress / gap bars */
.gap-meter {
  margin-top: 0.45rem;
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.gap-meter > span {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: 2px;
  background: var(--accent);
  transform-origin: left center;
  transform: scaleX(var(--p, 0));
  transition: transform 0.35s var(--ease);
  will-change: transform;
}
.gap-meter.met > span { background: var(--ok); --p: 1; }
.gap-meter.far > span { background: var(--bad); }
.gap-meter.mid > span { background: var(--warn); }

.binding {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  box-shadow: inset 0 2px 0 0 var(--accent);
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: 0.95rem;
}
.projection {
  border: 1px dashed var(--border-strong);
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: 0.88rem;
  color: var(--muted);
}
.pre-paths { margin: 1.25rem 0; }
.pre-paths h3 { font-size: 1rem; margin: 0 0 0.5rem; }
.pre-paths ul { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.pre-paths li { margin: 0.3rem 0; }
.results-disclaimer {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.error-msg {
  color: var(--bad);
  font-size: 0.88rem;
  margin: 0.55rem 0 0;
  display: none;
}
.error-msg.visible { display: block; }

/* ── Content pages ── */
.page { padding: 2rem 0 3rem; }
.page h1 {
  font-size: clamp(1.5rem, 3.8vw, 1.95rem);
  margin: 0 0 0.65rem;
  line-height: 1.25;
  letter-spacing: -0.03em;
}
.byline {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 1.15rem;
  font-family: var(--mono);
}
.page h2 {
  font-size: 1.12rem;
  margin: 1.85rem 0 0.55rem;
  letter-spacing: -0.015em;
}
.page p, .page li { color: var(--text); }
.page ul { padding-left: 1.25rem; }
.page li { margin: 0.35rem 0; }
.source {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 1.5rem;
}
.cta-box {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: inset 0 2px 0 0 var(--accent);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  margin: 1.75rem 0;
}
.cta-box .btn { margin-top: 0.75rem; }

.official-links {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1.5rem;
}
.official-links li { margin: 0.4rem 0; }
.official-links a { font-size: 0.95rem; }

.guides { margin: 2rem 0; }
.guides h2 {
  font-size: 1.12rem;
  margin: 0 0 0.75rem;
}
.guides ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.45rem;
}
.guides a {
  display: block;
  padding: 0.75rem 0.95rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  font-size: 0.93rem;
  transition: border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.guides a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.home-footer-block { margin-top: 0.5rem; }
.home-footer-block h2 {
  font-size: 1.05rem;
  margin: 0 0 0.65rem;
  letter-spacing: -0.015em;
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-elev);
  padding: 2rem 0 2.5rem;
  margin-top: 2.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.site-footer .inner {
  width: min(100% - 2rem, var(--header-max));
  margin-inline: auto;
}
.footer-brand {
  color: var(--text);
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}
.site-footer p { margin: 0.4rem 0; max-width: 68ch; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }
.footer-disclaimer {
  margin-top: 1.1rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  line-height: 1.55;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
  }
}