/* ==========================================================================
   GOLDEN SKY CONSULTANCY — DESIGN SYSTEM (v3)
   True black / deep charcoal + clean warm gold + warm off-white.
   High contrast, editorial, deck-derived. Tight, not stretched.
   ========================================================================== */

:root {
  /* ---- Brand colour ---- */
  --ink: #0B0B0B;             /* dominant — true near-black */
  --ink-2: #1A1A1A;           /* panels/cards on dark sections */
  --ink-3: #2C2C2C;           /* borders/hairlines on dark sections */
  --cream: #F7F4EC;           /* secondary — warm off-white page background */
  --paper: #FFFFFF;           /* card background on cream */
  --gold: #F2984A;             /* deeper gold — sampled from the avatar mark. Eyebrows, rules, borders, secondary accents */
  --gold-bright: #FFD100;      /* brighter gold — sampled from the avatar mark. Primary CTA, key highlights, hover, proof points — used sparingly */
  --gold-strong: #8F5220;      /* darkened for text-safe contrast where gold sits on a light background */
  --white: #FFFFFF;
  --line: #E2DACB;            /* hairline rules on cream */
  --line-on-dark: rgba(247, 244, 236, 0.16);
  --muted: #55524B;           /* secondary text on cream/paper */
  --muted-on-dark: #B7B2A6;   /* secondary text on ink */

  /* ---- Type ---- */
  --font-display: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* ---- Scale ---- */
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --step-1: clamp(1.2rem, 1.12rem + 0.4vw, 1.375rem);
  --step-2: clamp(1.6rem, 1.4rem + 0.9vw, 2rem);
  --step-3: clamp(2rem, 1.7rem + 1.3vw, 2.625rem);
  --step-4: clamp(2.25rem, 1.85rem + 1.9vw, 3.25rem);

  /* ---- Rhythm (tightened — editorial density, not slide-by-slide) ---- */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 2.75rem;
  --space-xl: 4rem;
  --space-2xl: 5.5rem;

  --max-width: 1120px;
  --max-width-prose: 680px;

  --radius: 2px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, picture, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---- Base ---- */
body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--gold); color: var(--white); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

a.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}
a.skip-link:focus { left: var(--space-sm); top: var(--space-sm); }

/* ---- Type ---- */
h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink);
}

h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-2); }
h3 { font-size: var(--step-1); }

.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--white); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gold-strong);
}

.section--dark .eyebrow { color: var(--gold); }

p.lede {
  font-size: var(--step-1);
  color: var(--muted);
  max-width: var(--max-width-prose);
  line-height: 1.5;
}

.section--dark p.lede { color: var(--muted-on-dark); }

p { max-width: var(--max-width-prose); }
p + p { margin-top: var(--space-sm); }

.prose p { max-width: var(--max-width-prose); }
.prose > * + * { margin-top: var(--space-sm); }
.section--dark .prose p { color: var(--muted-on-dark); }

/* ---- Layout ---- */
.wrap {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
}

.section--tight { padding-block: var(--space-lg); }
.section--flush { padding-block: var(--space-md); }

.section--dark {
  background: var(--ink);
  color: var(--white);
}
.section--dark p { color: var(--muted-on-dark); }
.section--dark hr { border-color: var(--line-on-dark); }

hr {
  border: none;
  border-top: 1px solid var(--line);
  margin-block: var(--space-lg);
}

.center { text-align: center; }

/* ---- Buttons / CTA ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
  cursor: pointer;
}

.btn--primary {
  background: var(--white);
  color: var(--ink);
}
.btn--primary:hover { background: var(--cream); }

.btn--gold {
  background: var(--gold-bright);
  color: var(--ink);
  font-weight: 700;
}
.btn--gold:hover { background: #FFE066; }

.btn--ghost {
  background: transparent;
  border-color: currentColor;
  color: var(--ink);
}
.btn--ghost:hover { background: var(--ink); color: var(--white); }

.section--dark .btn--ghost { color: var(--white); }
.section--dark .btn--ghost:hover { background: var(--white); color: var(--ink); }

.link-arrow {
  font-weight: 600;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

/* ---- Navigation ---- */
.site-header {
  border-bottom: 1px solid var(--line-on-dark);
  background: var(--ink);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
  gap: var(--space-md);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
  white-space: nowrap;
  line-height: 1.1;
}
.logo--lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}
.logo__mark {
  flex-shrink: 0;
  border-radius: 3px;
}
.logo .logo__sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-top: 0.15rem;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
}

.nav-links a {
  color: var(--muted-on-dark);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color 150ms ease;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--white); }

.nav-cta { display: none; }

.nav-toggle {
  display: inline-flex;
  background: none;
  border: 1px solid var(--line-on-dark);
  color: var(--white);
  border-radius: var(--radius);
  padding: 0.45rem 0.7rem;
  font-size: 0.8125rem;
  font-weight: 600;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-sm);
  padding-block: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--line-on-dark);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a { font-size: 1rem; color: var(--white); font-weight: 600; }

@media (min-width: 1020px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
  .mobile-menu { display: none !important; }
}

/* ---- Hero ---- */
.hero {
  padding-block: var(--space-2xl) var(--space-xl);
}

.hero h1 {
  max-width: 18ch;
}

.hero .lede {
  margin-top: var(--space-md);
}

.hero__actions {
  margin-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

/* ---- Pathways (three proposition front doors) ---- */
.pathways {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-3);
  margin-top: var(--space-lg);
  border: 1px solid var(--ink-3);
}

@media (min-width: 860px) {
  .pathways { grid-template-columns: repeat(3, 1fr); }
}

.pathway {
  background: var(--ink);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.pathway__index {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.pathway h3 { color: var(--white); margin-top: 0.2rem; }
.pathway__for {
  font-size: 0.8125rem;
  color: var(--gold);
  font-weight: 600;
  margin-top: 0.1rem;
}
.pathway p { color: var(--muted-on-dark); font-size: 0.9375rem; }

.capability-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: var(--space-xs);
}

.capability-list li,
.capability-list span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--line-on-dark);
  border-radius: var(--radius);
  color: var(--muted-on-dark);
}

.section:not(.section--dark) .capability-list li,
.section:not(.section--dark) .capability-list span {
  border-color: var(--line);
  color: var(--muted);
}

.pathway__link {
  margin-top: auto;
  padding-top: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--gold);
}

/* ---- Engagement model cards (How I Help / homepage) ---- */
.engagement-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

@media (min-width: 760px) {
  .engagement-grid { grid-template-columns: repeat(2, 1fr); }
}

.engagement-grid--three { }
@media (min-width: 860px) {
  .engagement-grid--three { grid-template-columns: repeat(3, 1fr); }
}

.engagement-card {
  border: 1px solid var(--ink-3);
  background: var(--ink-2);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.engagement-card__index {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.engagement-card h3 { color: var(--white); margin-top: 0.2rem; }
.engagement-card p { color: var(--muted-on-dark); font-size: 0.9375rem; }

.engagement-card__link {
  margin-top: auto;
  padding-top: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--gold);
}

/* ---- Engagement detail block (How I Help page, full detail) ---- */
.engagement-detail {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--line);
  scroll-margin-top: 5.5rem;
}
.engagement-detail:first-of-type { border-top: none; padding-top: 0; }

.engagement-detail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

@media (min-width: 860px) {
  .engagement-detail__grid { grid-template-columns: repeat(3, 1fr); }
}

.engagement-detail__col h4 {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gold-strong);
  margin-bottom: 0.5rem;
}

.engagement-detail__col p,
.engagement-detail__col li { font-size: 0.9375rem; color: var(--muted); }
.engagement-detail__col ul { display: flex; flex-direction: column; gap: 0.4rem; }
.engagement-detail__col li { padding-left: 1rem; position: relative; }
.engagement-detail__col li::before { content: "—"; position: absolute; left: 0; color: var(--gold); }

.section--dark .engagement-detail__col h4 { color: var(--gold-bright); }
.section--dark .engagement-detail__col p,
.section--dark .engagement-detail__col li { color: var(--muted-on-dark); }
.section--dark .engagement-detail { border-top-color: var(--line-on-dark); }
.section--dark .engagement-detail:first-of-type { border-top: none; }

/* ---- Stat grid (evidence proof points) ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md) var(--space-lg);
  margin-top: var(--space-lg);
}

@media (min-width: 700px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}

.stat {
  border-top: 2px solid var(--gold-bright);
  padding-top: var(--space-xs);
}

.stat__figure {
  font-family: var(--font-display);
  font-size: var(--step-3);
  color: var(--gold-bright);
  line-height: 1;
}

.stat__label {
  margin-top: 0.4rem;
  font-size: 0.8125rem;
  color: var(--muted-on-dark);
  max-width: 22ch;
}

/* ---- Case study / experience cards ---- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  margin-top: var(--space-lg);
  border: 1px solid var(--line);
}

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

.case-card {
  background: var(--paper);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.case-card__status {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}

.case-card__status--full { color: var(--gold-strong); }

.case-card h3 { margin-top: 0.2rem; }

.case-card p { font-size: 0.9375rem; color: var(--muted); }

.case-card__link {
  margin-top: auto;
  padding-top: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 700;
}

/* ---- Case study full detail (Situation / What I did / Outcome) ---- */
.case-detail {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--line);
  scroll-margin-top: 5.5rem;
}
.case-detail:first-of-type { border-top: none; padding-top: 0; }

.case-detail__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-sm);
  justify-content: space-between;
}

.case-detail__flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

@media (min-width: 860px) {
  .case-detail__flow { grid-template-columns: repeat(3, 1fr); }
}

.case-detail__col h4 {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gold-strong);
  margin-bottom: 0.5rem;
}

.case-detail__col p { font-size: 0.9375rem; color: var(--muted); }

.case-detail__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

.case-detail__stat { min-width: 96px; }
.case-detail__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--ink);
}
.case-detail__stat span {
  font-size: 0.6875rem;
  color: var(--muted);
}

/* ---- Selected experience wordmark strip ---- */
.experience-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--line-on-dark);
}
.experience-strip span {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--muted-on-dark);
}

/* ---- Callouts ---- */
.callout {
  border-left: 3px solid var(--gold);
  padding: var(--space-sm) var(--space-md);
  background: var(--paper);
  max-width: var(--max-width-prose);
}

.callout p { font-family: var(--font-display); font-size: var(--step-1); color: var(--ink); }

.section--dark .callout {
  background: var(--ink-2);
  border-left-color: var(--gold);
}
.section--dark .callout p { color: var(--white); }

/* ---- Testimonials ---- */
.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

@media (min-width: 860px) {
  .testimonial-grid { grid-template-columns: repeat(3, 1fr); }
}

.testimonial-grid--feature {
  max-width: var(--max-width-prose);
}
@media (min-width: 860px) {
  .testimonial-grid--feature { grid-template-columns: 1fr; }
}

.testimonial {
  border-top: 2px solid var(--gold);
  padding-top: var(--space-sm);
}

.testimonial blockquote {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--ink);
  line-height: 1.4;
}
.testimonial blockquote p { max-width: none; }
.testimonial blockquote p + p { margin-top: 0.75rem; }
.section--dark .testimonial blockquote { color: var(--white); }

.testimonial cite {
  display: block;
  margin-top: var(--space-sm);
  font-style: normal;
  font-size: 0.8125rem;
  color: var(--muted);
}
.section--dark .testimonial cite { color: var(--muted-on-dark); }
.testimonial cite strong { display: block; color: var(--ink); font-weight: 600; }
.section--dark .testimonial cite strong { color: var(--white); }

.testimonial--pending {
  border-top-color: var(--line);
}
.testimonial--pending blockquote {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-style: italic;
  color: var(--muted);
}

/* ---- About / Why Graham photo block ---- */
.profile-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-md);
  align-items: start;
}

@media (min-width: 760px) {
  .profile-block { grid-template-columns: 220px 1fr; }
}

.photo-placeholder {
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 1px dashed var(--line-on-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-sm);
  background: var(--ink-2);
  color: var(--muted-on-dark);
  font-size: 0.75rem;
  line-height: 1.5;
}

.section:not(.section--dark) .photo-placeholder {
  border-color: var(--line);
  background: var(--paper);
  color: var(--muted);
}

.profile-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top center;
  border: 1px solid var(--line-on-dark);
}

/* ---- Trust / contact links (LinkedIn, email, phone) ---- */
.trust-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.trust-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: inherit;
}

.trust-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.trust-link:hover { color: var(--gold); }

/* ---- Forms ---- */
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--space-md);
}

.form-field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
}

.form-field input,
.form-field textarea,
.form-field select {
  border: 1px solid var(--line);
  background: var(--white);
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  font-size: 1rem;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--gold);
}

.form-note {
  font-size: 0.8125rem;
  color: var(--muted);
  max-width: var(--max-width-prose);
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--line-on-dark);
  padding-block: var(--space-lg);
  background: var(--ink);
  color: var(--white);
}

.site-footer .logo { color: var(--white); }

.site-footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (min-width: 760px) {
  .site-footer__top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
}

.site-footer__links a { color: var(--muted-on-dark); font-weight: 600; }
.site-footer__links a:hover { color: var(--white); }

.site-footer__meta {
  margin-top: var(--space-lg);
  font-size: 0.75rem;
  color: var(--muted-on-dark);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

/* ---- Utility ---- */
.mt-0 { margin-top: 0 !important; }
.max-prose { max-width: var(--max-width-prose); }
.pending {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gold-strong);
  border: 1px solid var(--gold);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius);
}
.section--dark .pending { color: var(--gold); }