/* ============================================================
   StatsFriend - page layer.
   Every color, font, radius and shadow comes from assets/nocturne.css
   (the Nocturne design system tokens). Nothing here hard-codes a hex.
   Plain CSS, no build step: edit by hand.
   ============================================================ */

:root {
  --leading: 28px;              /* text rhythm unit */
  --half: 14px;
  --edge: clamp(20px, 5vw, 72px); /* page gutter */
  --measure: 60ch;              /* comfortable reading width */
  --col: 1160px;                /* content column max */
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-size: 16px;
  line-height: var(--leading);
  text-wrap: pretty;
  /* Nocturne's lit ground: an accent bloom at the top right, shade falling
     off at the lower left, over the flat ground token. */
  background:
    radial-gradient(1200px 720px at 82% -180px,
      color-mix(in srgb, var(--color-accent-900) 75%, transparent), transparent 60%),
    radial-gradient(1100px 800px at -10% 100%,
      color-mix(in srgb, black 30%, transparent), transparent 55%),
    var(--color-bg);
  background-repeat: no-repeat;
}

/* - utilities - */
.wrap { max-width: var(--col); margin: 0 auto; padding: 0 var(--edge); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: var(--space-4); top: -60px; z-index: 20;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--color-surface); color: var(--color-text);
  box-shadow: var(--shadow-md); text-decoration: none; font-size: 14px;
  transition: top 120ms ease;
}
.skip:focus-visible { top: var(--space-4); }
.muted { color: color-mix(in srgb, var(--color-text) 78%, transparent); }
.tnum { font-feature-settings: "tnum" 1; }
.rule {
  height: 1px; border: 0; margin: 0;
  background: linear-gradient(to right, transparent,
    var(--color-divider) 48px calc(100% - 48px), transparent);
}

/* - the mark: a confidence interval. Used as the section kicker's glyph and
     as a small structural accent. Solid, short - never a flood. - */
.ci {
  display: inline-block; position: relative;
  width: 40px; height: 9px; flex: none;
  border-left: 1px solid var(--color-accent);
  border-right: 1px solid var(--color-accent);
}
.ci::before {
  content: ""; position: absolute; left: 0; right: 0; top: 4px;
  height: 1px; background: var(--color-accent);
}
.ci::after {
  content: ""; position: absolute; left: 50%; top: 2.5px;
  width: 4px; height: 4px; margin-left: -2px; border-radius: 50%;
  background: var(--color-accent);
}

.kicker {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; line-height: var(--half); letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-accent);
  font-feature-settings: "tnum" 1;
  margin: 0 0 var(--leading);
}

/* - masthead - */
.masthead {
  position: relative; z-index: 10;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}
.nav {
  max-width: var(--col); margin: 0 auto;
  padding: var(--space-4) var(--edge);
  gap: var(--space-4);
}
.nav-brand { display: flex; align-items: baseline; gap: 9px; text-decoration: none; color: var(--color-text); }
.nav-brand b { font-weight: var(--font-heading-weight); letter-spacing: -0.01em; }
.nav-brand .ci { transform: translateY(-3px); }
.nav-links { display: none; }
.nav-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  margin-left: auto; background: transparent; cursor: pointer;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
  color: var(--color-text); font: inherit; font-size: 14px;
  padding: var(--space-2) var(--space-3);
}
.nav-toggle:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.nav-toggle svg { display: block; }
.nav-drawer { display: none; padding: 0 var(--edge) var(--space-6); }
.nav-drawer[data-open] { display: block; }
.nav-drawer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.nav-drawer a {
  display: block; padding: 10px 0; font-size: 16px; text-decoration: none;
  color: var(--color-text);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 7%, transparent);
}
.nav-drawer a[aria-current="page"], .nav-drawer a:hover { color: var(--color-accent); }
.nav-drawer .btn { margin-top: var(--space-4); }

@media (min-width: 900px) {
  .nav-toggle, .nav-drawer { display: none !important; }
  .nav-links {
    display: flex; align-items: center; gap: clamp(12px, 1.6vw, 22px);
    margin-left: auto; list-style: none; padding: 0; margin-block: 0;
  }
  .nav-links a {
    color: inherit; text-decoration: none; font-size: 14px; white-space: nowrap;
  }
  .nav-links a:hover { color: var(--color-accent); }
  .nav-links a[aria-current="page"] {
    color: var(--color-accent);
    box-shadow: 0 9px 0 -8px var(--color-accent);
  }
}

/* - hero / page headers - */
.hero { padding: calc(2.5 * var(--leading)) 0 calc(2 * var(--leading)); }
.display {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(38px, 5.6vw, 76px);
  line-height: 1.08; letter-spacing: -0.02em; margin: 0;
  margin-left: -0.06em;          /* optical left alignment (Inter) */
}
.display .line { display: block; }
.display .type-line { display: block; color: var(--color-accent); min-height: 1.08em; }
.caret {
  display: inline-block; width: 2px; height: 0.86em;
  transform: translateY(0.08em);
  background: var(--color-accent); margin-left: 0.06em;
  animation: blink 1.1s steps(1, end) infinite;
}
@keyframes blink { 0%, 55% { opacity: 1; } 56%, 100% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .caret { animation: none; } }

.lede {
  font-size: clamp(17px, 1.5vw, 19px); line-height: 1.6;
  max-width: var(--measure); margin: var(--leading) 0 0;
}
.tagline {
  margin: var(--half) 0 0; font-size: 15px;
  color: color-mix(in srgb, var(--color-text) 72%, transparent);
  font-style: italic;
}
.actions { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: calc(1.5 * var(--leading)); }
.btn { min-height: 44px; padding-inline: var(--space-6); font-size: 15px; }
.btn-lg { min-height: 48px; font-size: 16px; }

.page-head { padding: calc(2 * var(--leading)) 0 var(--leading); }
.page-head h1 {
  font-size: clamp(32px, 4.4vw, 54px); line-height: 1.1;
  letter-spacing: -0.02em; margin: 0; margin-left: -0.04em;
}
.page-head .lede { margin-top: var(--leading); }

/* - generic section - */
section { padding-block: calc(1.5 * var(--leading)); }
.section-title {
  font-size: clamp(25px, 2.6vw, 34px); line-height: 1.15;
  letter-spacing: -0.015em; margin: 0 0 var(--half);
}
.prose { max-width: var(--measure); }
.prose h2 { font-size: clamp(23px, 2.2vw, 29px); margin: calc(1.5 * var(--leading)) 0 var(--space-3); letter-spacing: -0.015em; }
.prose h3 { font-size: 19px; margin: var(--leading) 0 var(--space-2); }
.prose p { margin: 0 0 var(--leading); }
.prose ul { margin: 0 0 var(--leading); padding-left: 1.1em; }
.prose li { margin-bottom: var(--space-3); }
.prose li::marker { color: var(--color-accent); }
.prose strong { font-weight: 600; }

/* - numbered rows (problem, steps, referral) - */
.rows { display: grid; gap: 0; }
.row-item { display: grid; gap: var(--space-2); padding: calc(1.25 * var(--leading)) 0; position: relative; }
.row-item + .row-item::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, transparent,
    var(--color-neutral-700) 48px calc(100% - 48px), transparent);
}
.row-num {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: var(--leading); color: var(--color-accent);
  font-feature-settings: "tnum" 1; margin: 0;
}
.row-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(20px, 2vw, 24px); line-height: 1.2; letter-spacing: -0.012em; margin: 0;
}
.row-copy { margin: 0; max-width: 56ch; color: color-mix(in srgb, var(--color-text) 80%, transparent); }
@media (min-width: 880px) {
  .row-item {
    grid-template-columns: 90px minmax(0, 360px) minmax(0, 1fr);
    align-items: baseline; column-gap: clamp(24px, 4vw, 64px);
  }
  .row-item .row-copy { grid-column: 3; }
  .row-item .row-title { grid-column: 2; }
  .row-num { grid-column: 1; }
}

/* - tiers - */
.tiers { display: grid; gap: var(--space-6); }
@media (min-width: 900px) { .tiers { grid-template-columns: repeat(3, 1fr); gap: var(--space-4); } }
.tier {
  display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  box-shadow: var(--shadow-sm);
}
.tier[data-featured] { box-shadow: 0 0 0 1px var(--color-accent-700), 0 6px 18px rgb(0 0 0 / 0.45); }
.tier h3 { font-size: 21px; margin: 0; letter-spacing: -0.01em; }
.tier .price {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(26px, 2.6vw, 32px); line-height: 1.2; margin: 0;
  font-feature-settings: "tnum" 1; color: var(--color-text);
}
.tier .price small {
  display: block; font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 64%, transparent); margin-bottom: 4px;
  font-feature-settings: normal;
}
.tier .for { margin: 0; font-size: 15px; color: color-mix(in srgb, var(--color-text) 80%, transparent); }
.tier ul { list-style: none; margin: var(--space-3) 0 0; padding: 0; display: grid; gap: var(--space-3); flex: 1; }
.tier li { position: relative; padding-left: 20px; font-size: 15px; line-height: 1.5; }
.tier li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 9px; height: 1px; background: var(--color-accent);
}
.tier .btn { margin-top: var(--space-6); }
.placeholder {
  font-style: normal; font-size: 13px; letter-spacing: 0.04em;
  padding: 2px 7px; border-radius: var(--radius-sm);
  background: var(--color-accent-900); color: var(--color-accent-200);
  box-shadow: inset 0 0 0 1px var(--color-accent-700);
}

/* - full-bleed band (credentials, one saturated ground per page) - */
.band {
  background:
    radial-gradient(900px 420px at 85% -40%,
      color-mix(in srgb, var(--color-section-glow) 70%, transparent), transparent 64%),
    var(--color-section);
  padding-block: calc(2 * var(--leading));
  margin-block: calc(1.5 * var(--leading));
}
.band .grid { display: grid; gap: calc(1.25 * var(--leading)) var(--leading); }
@media (min-width: 620px) { .band .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .band .grid { grid-template-columns: repeat(4, 1fr); } }
.cred-num {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(28px, 3vw, 40px); line-height: 1.15; margin: 0;
  color: var(--color-text);
}
.cred-label {
  margin: 6px 0 0; font-size: 14px; line-height: 1.45;
  color: color-mix(in srgb, var(--color-text) 82%, transparent);
}

/* - quotes / reviews - */
.quotes { display: grid; gap: var(--space-6); }
@media (min-width: 760px) { .quotes { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .quotes[data-three] { grid-template-columns: repeat(3, 1fr); } }
.quote-card {
  display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 60%, transparent);
  box-shadow: var(--shadow-sm);
}
.quote-card blockquote {
  margin: 0; font-size: 16.5px; line-height: 1.6;
  color: color-mix(in srgb, var(--color-text) 92%, transparent);
}
.quote-card figcaption {
  margin: auto 0 0; font-size: 14px; line-height: 1.45;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.quote-card figcaption b { display: block; font-weight: 600; color: var(--color-text); }
.pull {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: clamp(22px, 2.6vw, 32px); line-height: 1.3; letter-spacing: -0.012em;
  max-width: 34ch; margin: 0; text-indent: -0.474em;
}
@media (max-width: 720px) { .pull { text-indent: 0; } }

/* - photograph - */
.split { display: grid; gap: var(--leading) clamp(24px, 5vw, 80px); align-items: center; }
@media (min-width: 860px) { .split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); } }
.split-figure image-slot, .split-figure img { width: 100%; aspect-ratio: 4 / 5; }

/* - FAQ - */
.faq { display: grid; gap: 0; max-width: 78ch; }
.faq details { border-bottom: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent); }
.faq summary {
  display: flex; align-items: flex-start; gap: 14px; cursor: pointer;
  padding: calc(0.75 * var(--leading)) 0; list-style: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; line-height: 1.4;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--color-accent); }
.faq summary::after {
  content: ""; flex: none; width: 11px; height: 11px; margin-left: auto; margin-top: 7px;
  border-right: 1px solid var(--color-accent); border-bottom: 1px solid var(--color-accent);
  transform: rotate(45deg); transition: transform 140ms ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq .answer { padding: 0 0 var(--leading); max-width: var(--measure); }
.faq .answer p { margin: 0 0 var(--space-4); color: color-mix(in srgb, var(--color-text) 82%, transparent); }
.faq .answer p:last-child { margin-bottom: 0; }

/* - form - */
.form { max-width: 720px; display: grid; gap: var(--space-6); }
.form .pair { display: grid; gap: var(--space-6); }
@media (min-width: 640px) { .form .pair { grid-template-columns: 1fr 1fr; } }
.field > label { font-size: 13px; }
.field .hint {
  display: block; margin-top: 5px; font-size: 13px; line-height: 1.4;
  color: color-mix(in srgb, var(--color-text) 68%, transparent);
}
.input { min-height: 44px; font-size: 16px; }
select.input { appearance: none; padding-right: 32px;
  background-image: linear-gradient(45deg, transparent 50%, var(--color-accent) 50%),
                    linear-gradient(135deg, var(--color-accent) 50%, transparent 50%);
  background-position: right 16px center, right 11px center;
  background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
textarea.input { min-height: 120px; line-height: 1.5; }
fieldset { border: 0; margin: 0; padding: 0; }
legend { padding: 0; font-size: 13px; margin-bottom: 8px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent); }
.choices { display: flex; flex-wrap: wrap; gap: var(--space-6); }
.radio { min-height: 44px; font-size: 15px; }
.req { color: var(--color-accent); }

/* - CTA close - */
.close-cta {
  display: grid; gap: var(--space-6);
  padding: calc(1.75 * var(--leading)) 0 calc(2.5 * var(--leading));
}
.close-cta h2 { font-size: clamp(25px, 2.8vw, 36px); margin: 0; letter-spacing: -0.015em; }
.close-cta p { margin: 0; max-width: var(--measure); color: color-mix(in srgb, var(--color-text) 82%, transparent); }

/* - footer - */
.site-foot { padding: calc(1.5 * var(--leading)) 0 calc(2 * var(--leading)); font-size: 14px; }
.site-foot .cols { display: grid; gap: var(--leading); }
@media (min-width: 760px) { .site-foot .cols { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-foot h2 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 62%, transparent); margin: 0 0 var(--space-3); }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.site-foot a { color: color-mix(in srgb, var(--color-text) 85%, transparent); text-decoration: none; }
.site-foot a:hover { color: var(--color-accent); text-decoration: underline; }
.site-foot .fine {
  margin: calc(1.25 * var(--leading)) 0 0; font-size: 13px; line-height: 1.5;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
}