/* =========================================================
   Rankli — design system
   Single accent: deep teal. Neutral everything else.
   ========================================================= */

:root {
  /* Brand */
  --teal-900: #134E4A;
  --teal-800: #115E59;
  --teal-700: #0F766E;   /* primary accent */
  --teal-600: #0D9488;
  --teal-500: #14B8A6;
  --teal-50:  #F0FDFA;

  /* Neutrals */
  --ink-900: #0B1220;
  --ink-800: #0F172A;    /* body text */
  --ink-700: #1E293B;
  --ink-500: #64748B;    /* muted */
  --ink-400: #94A3B8;
  --ink-200: #E2E8F0;    /* borders */
  --ink-100: #F1F5F9;
  --ink-50:  #F8FAFC;    /* alt bg */
  --white:   #FFFFFF;

  /* Signal (used sparingly in audit UI only) */
  --amber-500: #F59E0B;
  --red-600:   #DC2626;

  /* Spacing / radius / shadow */
  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 1px rgba(15, 23, 42, 0.04);
  --shadow:    0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 40px -12px rgba(15, 23, 42, 0.18), 0 8px 16px -8px rgba(15, 23, 42, 0.10);

  /* Type scale */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;

  /* Layout */
  --container: 1180px;
  --container-narrow: 760px;
}

/* =========================================================
   Reset
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--teal-700); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--teal-800); }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; color: var(--ink-900); letter-spacing: -0.02em; font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.25rem, 1.5rem + 3vw, 3.5rem); font-weight: 800; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 1.3rem + 2vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 0.95rem; font-weight: 600; letter-spacing: 0; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; list-style: none; }

/* =========================================================
   Layout helpers
   ========================================================= */

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--container-narrow); }
.eyebrow {
  display: inline-block;
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-700);
}

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.375rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1;
  border: 1px solid transparent;
  transition: background .15s ease, border-color .15s ease, color .15s ease, transform .05s ease, box-shadow .15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn-lg { padding: 1.05rem 1.625rem; font-size: 1.02rem; }
.btn-block { display: flex; width: 100%; }
.btn-primary {
  background: var(--teal-700);
  color: var(--white);
  box-shadow: 0 1px 2px rgba(15, 118, 110, 0.25), inset 0 1px 0 rgba(255,255,255,0.12);
}
.btn-primary:hover { background: var(--teal-800); color: var(--white); }
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  background: var(--white);
  color: var(--ink-800);
  border-color: var(--ink-200);
}
.btn-ghost:hover { color: var(--teal-800); border-color: var(--ink-400); }

.btn[disabled], .btn.is-loading { opacity: 0.75; cursor: progress; }
.btn-spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: var(--white);
  display: none;
  animation: spin 0.7s linear infinite;
}
.btn.is-loading .btn-spinner { display: inline-block; }
.btn.is-loading .btn-label { opacity: 0.75; }
@keyframes spin { to { transform: rotate(360deg); } }

/* =========================================================
   Header
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(1.4) blur(8px);
  -webkit-backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--ink-200);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--teal-700);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.2rem;
}
.brand:hover { color: var(--teal-800); }
.brand-word { color: var(--ink-900); }
.brand-mark { color: var(--teal-700); }
.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.site-nav a {
  color: var(--ink-700);
  font-weight: 500;
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--teal-800); }
.site-nav .nav-cta {
  color: var(--white);
  background: var(--teal-700);
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.site-nav .nav-cta:hover { background: var(--teal-800); color: var(--white); }

@media (max-width: 720px) {
  .site-nav a:not(.nav-cta) { display: none; }
  .site-nav { gap: 0; }
}

/* =========================================================
   Hero
   ========================================================= */

.hero {
  padding: 5rem 0 4rem;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15, 118, 110, 0.08), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(15, 118, 110, 0.06), transparent 60%),
    var(--white);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-copy .lede {
  font-size: 1.125rem;
  color: var(--ink-500);
  max-width: 56ch;
  margin: 1.25rem 0 2rem;
}
.hero-visual { position: relative; }

@media (max-width: 900px) {
  .hero { padding: 3.5rem 0 3rem; }
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { order: -1; max-width: 420px; }
}

/* Audit form */
.audit-form {
  display: grid;
  gap: 0.875rem;
  padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 560px;
}
.audit-form .field { display: grid; gap: 0.4rem; }
.audit-form label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-700);
}
.audit-form input {
  font: inherit;
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--ink-900);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.audit-form input:focus {
  outline: none;
  border-color: var(--teal-600);
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.15);
}
.audit-form .btn { margin-top: 0.25rem; }
.form-meta {
  font-size: 0.82rem;
  color: var(--ink-500);
  margin: 0;
  text-align: center;
}
.audit-error {
  margin-top: 1rem;
  padding: 0.875rem 1rem;
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

/* Audit in-progress indicator */
.audit-progress {
  margin-top: 1rem;
  padding: 0.875rem 1.125rem;
  background: var(--teal-50);
  border: 1px solid var(--teal-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: var(--teal-900);
}
.audit-progress-dot {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal-600);
  box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.5);
  animation: progress-pulse 1.4s ease-out infinite;
}
@keyframes progress-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.5); }
  70%  { box-shadow: 0 0 0 12px rgba(15, 118, 110, 0); }
  100% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0); }
}
.audit-progress-label { flex: 1; }

/* Turnstile widget — invisible mode; take no space when empty */
#turnstile-widget { margin: 0.5rem 0 0; }
#turnstile-widget:empty { margin: 0; }

/* Hero visual — sample score card */
.score-card {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.score-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--ink-50);
  border-bottom: 1px solid var(--ink-200);
}
.score-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.score-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--teal-600);
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.15);
}
.score-body { padding: 1.5rem; }
.score-grade-block {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.score-grade {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--teal-700);
  letter-spacing: -0.04em;
}
.score-grade-plus { font-size: 2.5rem; color: var(--ink-400); }
.score-number {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink-700);
}
.score-number span {
  font-size: 1rem;
  color: var(--ink-500);
  font-weight: 500;
}
.score-gap-list {
  display: grid;
  gap: 0.65rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ink-200);
}
.score-gap {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
  color: var(--ink-700);
}
.score-gap-label { color: var(--ink-500); }
.score-gap-value { font-weight: 600; color: var(--ink-900); }
.score-gap-bad { color: var(--red-600); }
.score-footnote {
  margin-top: 1.25rem;
  font-size: 0.78rem;
  color: var(--ink-400);
  font-style: italic;
}

/* =========================================================
   Sections
   ========================================================= */

.section { padding: 5rem 0; }
.section-alt { background: var(--ink-50); border-block: 1px solid var(--ink-200); }
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}
.section-head h2 { margin-bottom: 0.75rem; }
.section-sub { color: var(--ink-500); font-size: 1.05rem; margin: 0; }

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.feature {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--ink-200);
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--teal-50);
  color: var(--teal-700);
  margin-bottom: 1.25rem;
}
.feature h3 { margin-bottom: 0.5rem; }
.feature p { color: var(--ink-500); margin: 0; font-size: 0.98rem; }

@media (max-width: 820px) {
  .feature-grid { grid-template-columns: 1fr; }
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}
.step {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
}
.step-num {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--teal-700);
  margin-bottom: 1rem;
}
.step h3 { margin-bottom: 0.5rem; }
.step p { color: var(--ink-500); margin: 0; font-size: 0.98rem; }

@media (max-width: 820px) {
  .steps { grid-template-columns: 1fr; }
}

/* =========================================================
   Pricing
   ========================================================= */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}
.pricing-card {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card-featured {
  border: 2px solid var(--teal-700);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.pricing-flag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--teal-700);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.pricing-head { margin-bottom: 1rem; }
.pricing-head h3 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.pricing-tag { color: var(--ink-500); font-size: 0.92rem; margin: 0; }
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 0.25rem;
}
.price-amount {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ink-900);
  letter-spacing: -0.03em;
}
.price-period { color: var(--ink-500); font-size: 0.95rem; }
.pricing-setup {
  color: var(--ink-500);
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--ink-200);
  padding-bottom: 1.25rem;
}
.pricing-list {
  flex: 1;
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
}
.pricing-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--ink-700);
  font-size: 0.95rem;
  line-height: 1.5;
}
.pricing-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.35em;
  width: 18px; height: 18px;
  border-radius: 50%;
  background:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F766E' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/12px no-repeat,
    var(--teal-50);
}

@media (max-width: 960px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card-featured { transform: none; }
}

/* Trip-wire */
.tripwire {
  margin-top: 3rem;
  background: var(--ink-900);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-lg);
}
.tripwire .eyebrow { color: var(--teal-500); }
.tripwire-body { max-width: 640px; }
.tripwire h3 {
  color: var(--white);
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}
.tripwire p { color: rgba(255,255,255,0.78); margin: 0; font-size: 0.95rem; }
.tripwire .btn-primary { flex-shrink: 0; }

@media (max-width: 820px) {
  .tripwire { flex-direction: column; align-items: flex-start; }
}

/* =========================================================
   FAQ
   ========================================================= */

.faq-list { display: grid; gap: 0.75rem; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .15s ease;
}
.faq-item[open] { border-color: var(--teal-600); }
.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  color: var(--ink-900);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--teal-700);
  line-height: 1;
  transition: transform .2s ease;
}
.faq-item[open] summary::after { content: "−"; }
.faq-body {
  padding: 0 1.5rem 1.25rem;
  color: var(--ink-500);
}
.faq-body p { margin: 0; }

/* =========================================================
   Final CTA
   ========================================================= */

.section-cta {
  background: linear-gradient(135deg, var(--teal-800), var(--teal-700));
  color: var(--white);
  text-align: center;
  padding: 5rem 0;
}
.section-cta h2 { color: var(--white); margin-bottom: 1rem; }
.section-cta p {
  color: rgba(255,255,255,0.85);
  max-width: 56ch;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
}
.section-cta .btn-primary {
  background: var(--white);
  color: var(--teal-800);
}
.section-cta .btn-primary:hover { background: var(--ink-50); color: var(--teal-900); }

/* =========================================================
   Audit result (revealed after submit)
   ========================================================= */

.audit-result {
  padding: 5rem 0;
  background:
    radial-gradient(900px 500px at 50% 0%, rgba(15, 118, 110, 0.08), transparent 60%),
    var(--white);
}
.result-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.result-headline {
  font-size: 1.2rem;
  color: var(--ink-700);
  margin: 0.75rem 0 0;
  font-weight: 500;
}
.result-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  grid-template-areas:
    "score  gaps"
    "wins   gaps"
    "trajectory trajectory";
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.result-score { grid-area: score; background: var(--white); border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 2rem; text-align: center; box-shadow: var(--shadow-sm); }
.result-gaps  { grid-area: gaps;  background: var(--white); border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 2rem; }
.result-wins  { grid-area: wins;  background: var(--white); border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 2rem; }
.result-trajectory { grid-area: trajectory; background: var(--teal-50); border: 1px solid var(--teal-500); border-radius: var(--radius); padding: 1.75rem 2rem; }
.result-grade-block { justify-content: center; margin-bottom: 0.75rem; }
.result-score-caption { color: var(--ink-500); margin: 0; font-size: 0.9rem; }
.gap-list, .win-list { display: grid; gap: 1rem; }
.gap-list li, .win-list li {
  padding: 0.875rem 1rem;
  background: var(--ink-50);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--teal-700);
  font-size: 0.95rem;
  line-height: 1.55;
}
.gap-list li strong, .win-list li strong { color: var(--ink-900); display: block; margin-bottom: 0.15rem; }
.gap-list li span { color: var(--ink-500); font-size: 0.88rem; }
.result-trajectory h3 { color: var(--teal-900); margin-bottom: 0.5rem; }
.result-trajectory p { color: var(--ink-700); margin: 0; }
.result-cta {
  text-align: center;
  padding: 2.25rem;
  background: var(--ink-900);
  color: var(--white);
  border-radius: var(--radius-lg);
}
.result-cta h3 { color: var(--white); margin-bottom: 0.5rem; }
.result-cta p { color: rgba(255,255,255,0.78); margin: 0 auto 1.5rem; max-width: 54ch; }
.result-cta-actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.result-cta .btn-ghost { background: transparent; border-color: rgba(255,255,255,0.25); color: var(--white); }
.result-cta .btn-ghost:hover { border-color: rgba(255,255,255,0.6); color: var(--white); }

@media (max-width: 820px) {
  .result-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "score"
      "gaps"
      "wins"
      "trajectory";
  }
}

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  background: var(--ink-900);
  color: rgba(255,255,255,0.75);
  padding: 4rem 0 2rem;
  font-size: 0.92rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .brand { color: var(--white); }
.footer-brand .brand-word { color: var(--white); }
.footer-brand .brand-mark { color: var(--teal-500); }
.footer-tag { margin-top: 0.75rem; max-width: 42ch; color: rgba(255,255,255,0.6); font-size: 0.9rem; }
.footer-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.footer-nav h4 {
  color: var(--white);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
}
.footer-nav a {
  display: block;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0.45rem;
}
.footer-nav a:hover { color: var(--white); }
.footer-legal {
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
}
.footer-legal p { margin: 0; }

@media (max-width: 720px) {
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

/* =========================================================
   Focus styles
   ========================================================= */

:focus-visible {
  outline: 2px solid var(--teal-600);
  outline-offset: 2px;
  border-radius: 4px;
}