/* ============================================================
   Chantale Streeting — Fractional COO
   Design system + layout. No build step, no dependencies.
   Edit colour/space/type in :root, then the rest follows.
   ============================================================ */

/* ---- Fonts ---------------------------------------------------
   Inter Tight (headings) + Inter (body), from Google Fonts.
   The <link> tags live in each HTML <head>. Fallback stack
   below keeps things readable if Google Fonts is blocked. */

:root {
  /* Palette */
  --paper:      #f5f2ec;   /* warm off-white background            */
  --paper-2:    #efeae0;   /* slightly deeper panel                */
  --ink:        #1c1b19;   /* near-black text                      */
  --muted:      #6e6a62;   /* secondary text                      */
  --rule:       #dad3c6;   /* hairlines / borders                  */
  --clay:       #b5623c;   /* decorative fills, underlines         */
  --clay-text:  #9e4f2e;   /* clay used as text/links (~4.8:1)     */
  --clay-wash:  #ede0d6;   /* faint clay tint for panels           */

  /* Type */
  --font-head: "Inter Tight", -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Fluid scale */
  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.95rem + 0.25vw, 1.15rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.15rem);
  --step-3:  clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --step-4:  clamp(2.75rem, 1.9rem + 4.2vw, 6rem);

  /* Spacing / rhythm */
  --gutter:  clamp(1.25rem, 0.6rem + 3vw, 5rem);
  --section: clamp(4.5rem, 3rem + 8vw, 9rem);
  --maxw:    1180px;

  --radius: 4px;
  --ease:   cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Reset-ish --------------------------------------------- */

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0; }

a { color: inherit; }

img { display: block; max-width: 100%; height: auto; }

::selection {
  background: var(--clay);
  color: var(--paper);
}

:focus-visible {
  outline: 2px solid var(--clay-text);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---- Layout helpers -------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--section);
  border-top: 1px solid var(--rule);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay-text);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.eyebrow::before {
  content: "";
  width: 1.8rem;
  height: 1px;
  background: var(--clay);
}

.section-title {
  font-size: var(--step-3);
  max-width: 20ch;
  margin-bottom: 2.5rem;
}

.lead {
  font-size: var(--step-1);
  line-height: 1.45;
  color: var(--ink);
  max-width: 40ch;
}

.muted { color: var(--muted); }

/* ---- Skip link ------------------------------------------- */

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.1rem;
  z-index: 100;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-stuck {
  border-bottom-color: var(--rule);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.1rem;
}

.wordmark {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
}
.wordmark span { color: var(--clay-text); }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.25rem);
}

.nav-links {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: var(--step--1);
  letter-spacing: 0.01em;
  padding-block: 0.35rem;
  position: relative;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--clay);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav-links a:hover::after { transform: scaleX(1); }

.lang {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.06em;
}
.lang a { text-decoration: none; color: var(--muted); }
.lang a[aria-current="true"] { color: var(--ink); }
.lang span { color: var(--rule); }

/* Buttons */

.btn {
  --btn-bg: var(--ink);
  --btn-fg: var(--paper);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  padding: 0.8rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease),
              color 0.2s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); background: var(--clay); border-color: var(--clay); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
}
.btn--ghost:hover { color: var(--paper); }

.btn--sm { padding: 0.6rem 1rem; }

.header-cta { display: inline-flex; }

/* Mobile nav toggle */

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  width: 42px; height: 38px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 18px; height: 2px;
  background: var(--ink);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after  { transform: translateY(4px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: rotate(-45deg) translateY(-1px); }

/* ---- Hero ---------------------------------------------- */

.hero {
  padding-block: clamp(3.5rem, 2rem + 9vw, 8rem) var(--section);
}

.hero h1 {
  font-size: var(--step-4);
  font-weight: 600;
  letter-spacing: -0.035em;
  max-width: 16ch;
  margin-bottom: 1.75rem;
}

.hero .lead {
  max-width: 46ch;
  color: var(--muted);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.hero-actions .plain {
  color: var(--muted);
  text-decoration: none;
  font-size: var(--step--1);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.hero-actions .plain:hover { color: var(--ink); border-color: var(--clay); }

/* ---- Intro / positioning ------------------------------ */

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.portrait {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--clay-wash);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}
.portrait img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.portrait .fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 0.5rem;
  text-align: center;
  color: var(--clay-text);
  font-family: var(--font-head);
}
.portrait .fallback strong {
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.portrait .fallback span {
  font-family: var(--font-body);
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.portrait.has-img .fallback { display: none; }

.intro-body p + p { margin-top: 1.2rem; }
.intro-body .lead { margin-bottom: 1.4rem; max-width: 44ch; }

/* ---- Services ---------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.card {
  background: var(--paper);
  padding: clamp(1.6rem, 1rem + 2vw, 2.6rem);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: background 0.25s var(--ease);
}
.card:hover { background: var(--paper-2); }

.card .num {
  font-family: var(--font-head);
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--clay-text);
  letter-spacing: 0.05em;
}
.card h3 { font-size: var(--step-1); }
.card p { color: var(--muted); font-size: var(--step-0); }

/* ---- Approach / steps ------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3.5rem);
  counter-reset: step;
}

.step {
  border-top: 2px solid var(--ink);
  padding-top: 1.4rem;
}
.step .k {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--step-2);
  display: block;
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}
.step h3 {
  font-size: var(--step-1);
  margin-bottom: 0.6rem;
}
.step p { color: var(--muted); }

/* ---- Work ------------------------------------------- */

.work-list {
  display: flex;
  flex-direction: column;
}

.work-item {
  display: grid;
  grid-template-columns: minmax(0, 0.4fr) minmax(0, 1.6fr);
  gap: clamp(1rem, 4vw, 3.5rem);
  padding-block: clamp(1.75rem, 1rem + 2vw, 2.75rem);
  border-top: 1px solid var(--rule);
}
.work-item:last-child { border-bottom: 1px solid var(--rule); }

.work-item .sector {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--step-1);
  letter-spacing: -0.02em;
}
.work-item .detail p { color: var(--muted); }
.work-item .detail .result {
  color: var(--ink);
  margin-top: 0.9rem;
  padding-left: 1.1rem;
  border-left: 2px solid var(--clay);
}

/* ---- Testimonials --------------------------------- */

.quotes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.quote {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.quote blockquote {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: var(--step-1);
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.quote blockquote::before {
  content: "\201C";
  color: var(--clay);
  margin-right: 0.1em;
}
.quote figcaption {
  font-size: var(--step--1);
  color: var(--muted);
  letter-spacing: 0.02em;
}
.quote figcaption strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

/* ---- About --------------------------------------- */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}
.about-body p + p { margin-top: 1.2rem; }
.about-body .lead { margin-bottom: 1.4rem; max-width: 42ch; }

.facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.facts li {
  border-top: 1px solid var(--rule);
  padding-top: 0.9rem;
  font-size: var(--step--1);
  color: var(--muted);
}
.facts li strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--step-0);
  letter-spacing: -0.01em;
  margin-bottom: 0.15rem;
}

/* ---- Closing CTA -------------------------------- */

.cta {
  text-align: left;
}
.cta h2 {
  font-size: var(--step-4);
  font-weight: 600;
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
}
.cta p { color: var(--muted); max-width: 40ch; margin-bottom: 2.25rem; }
.cta .hero-actions { }

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

.site-footer {
  border-top: 1px solid var(--rule);
  padding-block: 3rem 3.5rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem 2.5rem;
  align-items: baseline;
}
.site-footer .f-name {
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: var(--step--1);
}
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--ink); }
.site-footer .meta {
  width: 100%;
  font-size: var(--step--1);
  color: var(--muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}

/* ---- Scroll reveal (progressive enhancement) --- */

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}

/* JS disabled → never leave content hidden */
.no-js .reveal { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 900px) {
  .intro-grid { grid-template-columns: 1fr; }
  .portrait { max-width: 420px; }
  .about-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 2rem; }
  .quotes { grid-template-columns: 1fr; }
  .work-item { grid-template-columns: 1fr; gap: 0.75rem; }
}

@media (max-width: 720px) {
  .cards { grid-template-columns: 1fr; }

  .nav-links,
  .header-cta { display: none; }

  .nav-toggle { display: inline-flex; }

  .site-header.nav-open .nav-links {
    display: flex;
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 0.5rem var(--gutter) 1rem;
  }
  .site-header.nav-open .nav-links a {
    padding-block: 0.85rem;
    border-bottom: 1px solid var(--rule);
    font-size: var(--step-0);
    color: var(--ink);
  }
  .site-header.nav-open .nav-links li:last-child a { border-bottom: 0; }

  .site-header .wrap { position: relative; }
}

@media (max-width: 420px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}
