/* ==========================================================================
   Piksel Consulting — styles.css
   Monochrome only: black, white, greys. No accent colour.
   Sections: 1 Fonts · 2 Tokens · 3 Base · 4 Type · 5 Layout · 6 Surfaces
             7 Buttons · 8 Section header · 9 Hand-drawn marks · 10 Utilities
   ========================================================================== */

/* 1 — Fonts (self-hosted)
   Cabinet Grotesk: Fontshare, ITF Free Font License (free for personal and commercial use; confirmed by the owner).
   Plus Jakarta Sans: Google Fonts, SIL OFL. Latin subset, variable weight. */
@font-face {
  font-family: "Cabinet Grotesk";
  src: url("../fonts/cabinet-grotesk-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Cabinet Grotesk";
  src: url("../fonts/cabinet-grotesk-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Cabinet Grotesk";
  src: url("../fonts/cabinet-grotesk-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("../fonts/plus-jakarta-sans-latin.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

/* 2 — Tokens */
:root {
  /* Palette (brief 1.4) */
  --black: #000000;
  --ink: #111111;
  --body: #6B6B6B;
  --body-on-grey: #666666;
  --body-on-hero: #595959;      /* location line / subtitles on --hero-bg (5.9:1) */
  --hero-bg: #ECECEE;
  --grey-bg: #F2F2F2;
  --hairline: #E0E0E0;
  --white: #FFFFFF;
  --mist: #E7E7E7;
  --logo-grey: #808080;         /* decorative on light; text on black only */
  --quiet-on-black: #8C8C8C;
  --btn-dark: #333333;          /* rounded button on black bands */
  --btn-dark-hover: #444444;

  /* Fonts */
  --font-display: "Cabinet Grotesk", system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Type scale (mobile → desktop) */
  --fs-h1: clamp(2.25rem, 1.2rem + 4.5vw, 5rem);        /* 36 → 80 */
  --fs-h2: clamp(1.75rem, 1.1rem + 2.8vw, 3.5rem);      /* 28 → 56 */
  --fs-h3: clamp(1.25rem, 1rem + 1vw, 1.75rem);         /* 20 → 28 */
  --fs-hero-label: clamp(1rem, 0.8rem + 0.8vw, 1.5rem); /* 16 → 24 */
  --fs-cta: clamp(2rem, 1.1rem + 3.8vw, 4rem);          /* 32 → 64 */
  --fs-label: 0.9375rem;  /* 15 — section labels */
  --fs-small-title: 1rem; /* 16 — card / icon-row titles */
  --fs-nav: 0.8125rem;    /* 13 — nav and buttons */
  --fs-body: 1rem;
  --fs-lead: 1.125rem;
  --fs-small: 0.875rem;

  --track-h1: 0.2em;
  --track-h2: 0.25em;
  --track-hero-label: 0.3em;
  --track-label: 0.2em;
  --track-nav: 0.15em;

  /* Spacing */
  --gutter: 16px;
  --container: 1200px;
  --container-narrow: 820px;
  --space-section: clamp(5rem, 3rem + 8vw, 10rem);
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;

  /* Shape & motion */
  --radius-card: 4px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 20px 50px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 0.3s;

  /* Surface roles — default is white; surfaces below override */
  --surface: var(--white);
  --text-strong: var(--ink);
  --text: var(--body);
  --rule: var(--ink);
  --focus: var(--ink);
  --error: rgb(228, 25, 25);   /* form validation only (owner-specified exception to monochrome) */
}

@media (min-width: 600px) {
  :root { --gutter: 24px; }
}
@media (min-width: 992px) {
  :root { --gutter: 40px; }
}

/* 3 — Base */
*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: inherit; }

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

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

/* 4 — Type */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  color: var(--text-strong);
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

.h1,
.h2,
.h2-split { color: var(--text-strong); }

.h1 {
  font-size: var(--fs-h1);
  font-weight: 400;
  letter-spacing: var(--track-h1);
  line-height: 1.15;
  text-transform: uppercase;
}

.h2 {
  font-size: var(--fs-h2);
  font-weight: 400;
  letter-spacing: var(--track-h2);
  line-height: 1.2;
  text-transform: uppercase;
}

/* Two-size heading ("WE BRING YOUR / VISION TO LIFE") */
.h2-split { text-transform: uppercase; font-weight: 400; line-height: 1.2; }
.h2-split__small {
  display: block;
  font-size: var(--fs-h3);
  letter-spacing: var(--track-h2);
}
.h2-split__large {
  display: block;
  font-size: var(--fs-h2);
  letter-spacing: var(--track-h2);
}

.hero-label {
  font-family: var(--font-display);
  font-size: var(--fs-hero-label);
  font-weight: 400;
  letter-spacing: var(--track-hero-label);
  text-transform: uppercase;
  color: var(--text-strong);
}

/* H5/H6 — labels and small titles */
.label,
.small-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: var(--track-label);
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--text-strong);
}
.label { font-size: var(--fs-label); }
.small-title { font-size: var(--fs-small-title); }

/* Bold uppercase tracked lead paragraph */
.lead-caps {
  font-family: var(--font-display);
  font-size: var(--fs-small-title);
  font-weight: 700;
  letter-spacing: var(--track-label);
  line-height: 1.7;
  text-transform: uppercase;
  color: var(--text-strong);
}

.lead { font-size: var(--fs-lead); }
.small { font-size: var(--fs-small); }

/* Sentence-case bold CTA heading (body font) */
.cta-heading {
  font-family: var(--font-body);
  font-size: var(--fs-cta);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
  text-transform: none;
  color: var(--text-strong);
}

/* Centred text with wide tracking: cancel trailing letter-space so lines look centred */
.text-center .h1, .h1.text-center { margin-right: calc(-1 * var(--track-h1)); }
.text-center .h2, .h2.text-center { margin-right: calc(-1 * var(--track-h2)); }

/* 5 — Layout */
.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: calc(var(--container-narrow) + 2 * var(--gutter)); }

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

.text-center { text-align: center; }

/* 6 — Surfaces */
.surface-hero { --surface: var(--hero-bg); --text: var(--body-on-hero); }
.surface-grey { --surface: var(--grey-bg); --text: var(--body-on-grey); }
.surface-black {
  --surface: var(--black);
  --text-strong: var(--white);
  --text: var(--mist);
  --rule: var(--white);
  --focus: var(--white);
}
.surface-hero,
.surface-grey,
.surface-black {
  background-color: var(--surface);
  color: var(--text);
}

/* 7 — Buttons
   .btn--pill   main calls to action (black on light, white on black)
   .btn--dark   dark-grey rounded rectangle, for black bands
   .btn--square black with 8px corners (same as .btn--dark), for the form submit */
.btn {
  --btn-pad-x: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  min-height: 48px;
  padding: 0.95rem calc(var(--btn-pad-x) - var(--track-nav)) 0.95rem var(--btn-pad-x);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: var(--track-nav);
  line-height: 1.2;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn--pill {
  border-radius: var(--radius-pill);
  background: var(--black);
  color: var(--white);
  --btn-pad-x: 2.75rem;
  min-height: 56px;
}
.btn--pill:hover { background: var(--btn-dark); }

.surface-black .btn--pill,
.btn--pill.btn--on-dark {
  background: var(--white);
  color: var(--ink);
}
.surface-black .btn--pill:hover,
.btn--pill.btn--on-dark:hover { background: var(--mist); }

.btn--outline,
.surface-black .btn--outline {
  background: transparent;
  color: var(--text-strong);
  border-color: currentColor;
}
.btn--outline:hover,
.surface-black .btn--outline:hover { background: var(--text-strong); color: var(--surface); }

.btn--dark {
  border-radius: var(--radius-btn);
  background: var(--btn-dark);
  color: var(--white);
}
.btn--dark:hover { background: var(--btn-dark-hover); }

.btn--square {
  border-radius: var(--radius-btn);
  background: var(--black);
  color: var(--white);
}
.btn--square:hover { background: var(--btn-dark); }

.btn__arrow { width: 1em; height: 1em; flex: none; }

/* Underlined uppercase text action ("CALL", "SAY HELLO") */
.text-link {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid currentColor;
  color: var(--text-strong);
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 700;
  letter-spacing: var(--track-nav);
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color var(--dur) var(--ease);
}
.text-link:hover { border-bottom-color: transparent; }

/* 8 — Centred section header (signature pattern)
   vertical line → circled label → big two-line H2 → optional subtitle */
.section-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 1040px;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}
.section-head__line {
  width: 1px;
  height: clamp(96px, 60px + 8vw, 160px);
  margin-bottom: var(--space-5);
  background: var(--rule);
}
.section-head .label { margin-bottom: var(--space-4); }
.section-head .h2 { margin-right: calc(-1 * var(--track-h2)); }
.section-head__sub {
  max-width: 680px;
  margin-top: var(--space-3);
  font-size: var(--fs-lead);
}

/* Left-aligned variant, for two-column sections */
.section-head--left {
  align-items: flex-start;
  text-align: left;
  margin-inline: 0;
}
.section-head--left .h2 { margin-right: 0; }

/* 9 — Hand-drawn marks (original inline SVG paths)
   Markup:
   <span class="circled">WE DO<svg class="circled__oval" viewBox="0 0 200 60"
     preserveAspectRatio="none" aria-hidden="true" focusable="false">
     <path d="…" vector-effect="non-scaling-stroke"/></svg></span> */
.circled {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}
.circled__oval {
  position: absolute;
  top: -0.7em;
  left: -0.8em;           /* trailing letter-space already pads the right */
  width: calc(100% + 1.4em);
  height: calc(100% + 1.4em);
  max-width: none;
  overflow: visible;
  pointer-events: none;
  transform: rotate(-3deg);
}
.circled__oval path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.25;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Squiggle underline for one phrase in the CTA heading */
.squiggle {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}
.squiggle__line {
  position: absolute;
  left: -0.05em;
  bottom: -0.22em;
  width: calc(100% + 0.1em);
  height: 0.28em;
  max-width: none;
  overflow: visible;
  pointer-events: none;
}
.squiggle__line path {
  fill: none;
  stroke: var(--mist);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 10 — Utilities */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 0.75rem 1.25rem;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: var(--track-nav);
  text-transform: uppercase;
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--dur) var(--ease);
}
.skip-link:focus { transform: translateY(0); }

/* [PLACEHOLDER] marker — the one exception to monochrome, build-time only (brief 1.5) */
mark.placeholder {
  padding: 0.05em 0.3em;
  background: #FFE94D;
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: normal;
  text-transform: none;
}

/* 11 — Page shell & header (brief 1.4 "Header and page frame")
   Transparent over the hero, solid black once scrolled (.is-solid, set by main.js). */
:root { --header-h: 96px; --header-h-solid: 88px; }
html { scroll-behavior: smooth; }
main > section { scroll-margin-top: var(--header-h-solid); }

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: transparent;
  color: var(--ink);
  transition: height var(--dur) var(--ease), background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}
.site-header.is-solid,
.menu-open .site-header {
  height: var(--header-h-solid);
  background: var(--black);
  color: var(--quiet-on-black);
  --focus: var(--white);
}
.site-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 100%;
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.site-header__mark { display: block; justify-self: center; grid-column: 2; }
.site-header__mark img { height: 48px; width: auto; }

.site-nav { display: none; }
.site-nav__list { display: flex; gap: clamp(1.5rem, 3vw, 3rem); margin: 0; padding: 0; list-style: none; }
.site-nav--left .site-nav__list { justify-content: flex-end; }
.site-nav--right .site-nav__list { justify-content: flex-start; }
.site-nav--left { grid-column: 1; padding-right: clamp(1.5rem, 4vw, 4rem); }
.site-nav--right { grid-column: 3; padding-left: clamp(1.5rem, 4vw, 4rem); }

.nav-link {
  display: inline-block;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  color: inherit;
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: var(--track-nav);
  line-height: 1.2;
  text-decoration: none;
  text-transform: uppercase;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.nav-link:hover,
.nav-link.is-active { border-bottom-color: currentColor; }
.is-solid .nav-link:hover,
.is-solid .nav-link.is-active { color: var(--white); }

/* Hamburger (mobile) */
.menu-toggle {
  grid-column: 3;
  justify-self: end;
  position: relative;
  width: 48px;
  height: 48px;
  margin-right: -10px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.menu-toggle__bars span {
  position: absolute;
  left: 11px;
  width: 26px;
  height: 2px;
  background: currentColor;
  transition: transform var(--dur) var(--ease), top var(--dur) var(--ease);
}
.menu-toggle__bars span:nth-child(1) { top: 19px; }
.menu-toggle__bars span:nth-child(2) { top: 27px; }
.menu-open .menu-toggle { color: var(--white); }
.menu-open .menu-toggle__bars span:nth-child(1) { top: 23px; transform: rotate(45deg); }
.menu-open .menu-toggle__bars span:nth-child(2) { top: 23px; transform: rotate(-45deg); }

@media (min-width: 992px) {
  .site-nav { display: block; }
  .menu-toggle,
  .mobile-menu { display: none; }
}

/* 12 — Mobile overlay menu (<992px) */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--header-h-solid) var(--gutter) var(--space-5);
  background: var(--black);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility 0s linear var(--dur);
  overflow-y: auto;
}
.menu-open .mobile-menu {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur) var(--ease);
}
.menu-open { overflow: hidden; }
.mobile-menu__list { margin: 0; padding: 0; list-style: none; text-align: center; }
.mobile-menu__list li + li { margin-top: var(--space-2); }
.mobile-menu__link {
  display: inline-block;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  color: var(--mist);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1rem + 3vw, 2.25rem);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-decoration: none;
  text-transform: uppercase;
}
.mobile-menu__link:hover,
.mobile-menu__link.is-active { color: var(--white); border-bottom-color: var(--white); }
.mobile-menu :focus-visible { outline-color: var(--white); }

/* 13 — Footer & back-to-top */
.site-footer { padding-block: var(--space-6) var(--space-5); text-align: center; }
.site-footer__inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); }
.site-footer__brand { display: block; }
.site-footer__logo { width: clamp(200px, 30vw, 300px); height: auto; }
.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1) var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-footer__links a {
  display: inline-block;
  padding: 0.4rem 0;
  border-bottom: 1px solid transparent;
  color: var(--mist);
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: var(--track-nav);
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color var(--dur) var(--ease);
}
.site-footer__links a:hover { border-bottom-color: currentColor; }
.site-footer__social { display: flex; justify-content: center; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: var(--white);
  border-radius: 50%;
  transition: background-color var(--dur) var(--ease);
}
.social-link:hover { background: rgba(255, 255, 255, 0.14); }
.site-footer__copy { margin: 0; color: var(--quiet-on-black); font-size: var(--fs-small); line-height: 1.6; }

.back-to-top {
  position: fixed;
  right: var(--gutter);
  bottom: var(--gutter);
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--white);
  color: var(--black);
  box-shadow: 0 0 0 1px var(--hairline), 0 6px 20px rgba(0, 0, 0, 0.18);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.back-to-top[hidden] { display: none; }
.back-to-top.is-visible { opacity: 1; transform: none; }

/* 14 — Hero (#home) and "Why work with us" icon row */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  min-height: 100svh;
  padding: calc(var(--header-h) + var(--space-4)) 0 calc(var(--space-6) + 48px);
  overflow: hidden;
}
.hero__inner { position: relative; }
.hero__title { min-height: 1.15em; margin: var(--space-5) 0; contain: layout style; }
.hero__cursor {
  display: inline-block;
  width: 2px;
  height: 0.85em;
  margin-left: 0.15em;
  vertical-align: -0.05em;
  background: var(--ink);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero__location {
  margin: 0;
  color: var(--body-on-hero);
  font-family: var(--font-display);
  font-size: var(--fs-small);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-left: -24px;
  border-radius: 50%;
  background: var(--white);
  color: var(--black);
  transition: transform var(--dur) var(--ease);
}
.hero__scroll:hover { transform: translateY(3px); }

.icon-row {
  display: grid;
  gap: var(--space-6) var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: center;
}
.icon-row__item { max-width: 360px; margin-inline: auto; }
.icon-row__icon { margin: 0 auto var(--space-3); color: var(--ink); }
.icon-row__item .small-title { margin-bottom: var(--space-2); }
@media (min-width: 768px) {
  .icon-row { grid-template-columns: repeat(3, 1fr); }
}

/* 15 — Who we are (#who-we-are): collage band, how we deliver, founder */
.who__band {
  --white-h: 140px;
  background: linear-gradient(to bottom, var(--white) var(--white-h), var(--black) var(--white-h));
  padding-top: var(--space-6);
  position: relative;
}
.who__band::before {
  content: "";
  position: absolute;
  inset: var(--white-h) 0 0 0;
  background: image-set(url("../img/p2-texture.webp") type("image/webp"), url("../img/p2-texture.jpg") type("image/jpeg")) center / cover;
  pointer-events: none;
}
.who__grid { position: relative; display: grid; gap: var(--space-5); padding-bottom: var(--space-6); }
.collage { position: relative; max-width: 520px; padding-bottom: 70px; }
.collage__main { aspect-ratio: 4 / 5; overflow: hidden; border-radius: var(--radius-card); background: #222; }
.collage picture,
.collage img { display: block; width: 100%; height: 100%; object-fit: cover; }
.collage__pill {
  position: absolute;
  right: -8px;
  bottom: 0;
  width: 34%;
  aspect-ratio: 5 / 8;
  overflow: hidden;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 0 6px var(--black);
}
.who__text { background: transparent; max-width: 560px; }
.who__text .label { margin-bottom: var(--space-4); }
.who__title { margin-bottom: var(--space-4); }
.who__text .lead { margin-bottom: var(--space-4); }

.deliver__grid { display: grid; gap: var(--space-5); align-items: start; }
.deliver .section-head { margin-bottom: 0; }
.checklist { display: grid; gap: var(--space-3) var(--space-4); margin: var(--space-4) 0 0; padding: 0; list-style: none; }
.checklist li { position: relative; padding-left: 3rem; line-height: 1.5; }
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: -0.1rem;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--black) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7 12.5l3.2 3.2L17 9' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 100% no-repeat;
}

.founder { padding-top: 0; }
.founder__card { display: grid; gap: var(--space-5); max-width: 1000px; margin-inline: auto; align-items: start; }
.founder__portrait,
.founder__photo { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.founder__portrait { display: flex; align-items: center; justify-content: center; background: var(--black); }
.founder__portrait img { width: 28%; height: auto; }
.founder__name {
  margin: 0 0 var(--space-1);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: var(--track-h2);
  line-height: 1.2;
  text-transform: uppercase;
}
.founder__role { margin-bottom: var(--space-3); color: var(--body); }
.founder__text .text-link { margin-top: var(--space-2); }

@media (min-width: 768px) {
  .checklist { grid-template-columns: 1fr 1fr; }
  .founder__card { grid-template-columns: 2fr 3fr; gap: var(--space-6); }
}
@media (min-width: 992px) {
  .who__band { --white-h: 26%; padding-top: var(--space-section); }
  .who__grid { grid-template-columns: 1fr 1fr; align-items: end; padding-bottom: var(--space-section); }
  .who__text { padding-bottom: var(--space-3); }
  .deliver__grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

/* 16 — What we do (#what-we-do): services band, cards, accordion, closing CTA */
.texture-waves {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 400' preserveAspectRatio='none'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.06'%3E%3Cpath d='M0 300C200 220 350 340 600 280S1000 200 1200 260'/%3E%3Cpath d='M0 330C220 250 360 370 610 310S1010 230 1200 290'/%3E%3Cpath d='M0 360C240 280 370 400 620 340S1020 260 1200 320'/%3E%3Cpath d='M0 120C250 60 420 180 680 110S1040 40 1200 100'/%3E%3C/g%3E%3C/svg%3E"),
    image-set(url("../img/p2-texture.webp") type("image/webp"), url("../img/p2-texture.jpg") type("image/jpeg"));
  background-size: cover, cover;
  background-position: center bottom, center;
}
/* Closing CTA: photo P5 under a 70% black overlay */
.cta-band.texture-waves {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
    image-set(url("../img/p5-cta.webp") type("image/webp"), url("../img/p5-cta.jpg") type("image/jpeg"));
  background-size: cover;
  background-position: center;
}

.services-band { padding-top: var(--space-6); padding-bottom: calc(var(--space-section) * 0.6 + 80px); }
.services-band .section-head { max-width: none; margin-bottom: 0; }
@media (min-width: 992px) { .services-band .h2 { font-size: clamp(2.25rem, 1rem + 2.6vw, 3rem); } }
.services-band .section-head__sub { color: var(--quiet-on-black); }

.service-cards-wrap { position: relative; z-index: 1; margin-top: -120px; }
.service-cards { display: grid; gap: var(--space-3); margin: 0; padding: 0; list-style: none; }
.service-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--space-5) var(--space-4) var(--space-4);
  border-radius: var(--radius-card);
  background: var(--white);
  color: var(--body);
  box-shadow: var(--shadow-card);
}
.service-card > * { position: relative; }
.service-card__icon { margin-bottom: var(--space-3); color: var(--ink); }
.service-card .small-title { margin-bottom: var(--space-2); }
.service-card p { flex: 1; }
.service-card .text-link { margin-top: var(--space-3); }
.service-card--mark::after {
  content: "";
  position: absolute;
  left: -24px;
  bottom: -28px;
  width: 150px;
  height: 175px;
  background: url("../brand/monogram.svg") center / contain no-repeat;
  opacity: 0.08;
  pointer-events: none;
}
@media (min-width: 768px) {
  .service-cards { grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
}

.everything { padding-top: var(--space-section); }
.everything__grid { display: grid; gap: var(--space-5); align-items: start; }
.everything__intro .h2-split { margin-bottom: var(--space-3); }

.accordion { border-top: 1px solid var(--ink); }
.accordion__item { border-bottom: 1px solid var(--ink); scroll-margin-top: calc(var(--header-h-solid) + 16px); }
.accordion__heading { margin: 0; }
.accordion__btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  width: 100%;
  min-height: 64px;
  padding: var(--space-2) 0;
  border: 0;
  background: none;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--fs-small-title);
  font-weight: 700;
  letter-spacing: var(--track-label);
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}
.accordion__chev {
  flex: none;
  width: 10px;
  height: 10px;
  margin-right: 4px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}
.accordion__btn[aria-expanded="true"] .accordion__chev { transform: rotate(-135deg); }
.accordion__panel { padding-bottom: var(--space-4); }
.accordion__panel[hidden] { display: none; }
.accordion__panel ul { margin: var(--space-2) 0 0; padding-left: 1.25rem; }
.accordion__panel li + li { margin-top: 0.35rem; }

.cta-band { padding-block: var(--space-section); }
.cta-band__inner { max-width: 820px; }
.cta-band .cta-heading { margin-bottom: var(--space-3); }
.cta-band .lead { margin: 0 auto var(--space-5); max-width: 620px; color: var(--white); }
.squiggled { position: relative; display: inline-block; }
.squiggled__line {
  position: absolute;
  left: 0;
  bottom: -0.3em;
  width: 100%;
  height: 0.3em;
  overflow: visible;
}
.squiggled__line path { fill: none; stroke: var(--white); stroke-width: 2.5; stroke-linecap: round; }

@media (min-width: 992px) {
  .everything__grid { grid-template-columns: 1fr 1.4fr; gap: var(--space-6); }
  .everything__intro { position: sticky; top: calc(var(--header-h-solid) + var(--space-4)); }
}

/* 17 — Our work (#our-work): circuit-trace process, values band */
.steps { position: relative; display: grid; gap: var(--space-5); margin: 0; padding: 0; list-style: none; counter-reset: none; }
.steps__item { position: relative; padding-left: 3rem; }
.steps__node {
  position: absolute;
  left: 0;
  top: 0.15rem;
  z-index: 1;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--logo-grey);
  border-radius: 50%;
  background: var(--white);
}
/* mobile: vertical trace through the node centres */
.steps__item::before {
  content: "";
  position: absolute;
  left: 9.5px;
  top: 1.6rem;
  bottom: calc(-1 * var(--space-5) + 0.15rem);
  width: 1px;
  background: var(--logo-grey);
}
.steps__item:last-child::before { display: none; }
.steps .small-title { margin-bottom: var(--space-2); }
.steps__note { margin: var(--space-6) 0 0; text-align: center; }

@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
  .steps__item { padding: 3rem 0 0; }
  .steps__node { left: 0; top: 0; }
  .steps__item::before {
    left: 20px;
    right: calc(-1 * var(--space-4));
    top: 9.5px;
    bottom: auto;
    width: auto;
    height: 1px;
  }
}

.values { padding-block: var(--space-section); }
.values__logo { display: block; width: 220px; max-width: 70%; height: auto; margin: 0 auto var(--space-5); }
.values .label { margin-bottom: var(--space-4); }
.values .h2 { margin-bottom: var(--space-6); }
.values__list {
  display: grid;
  gap: var(--space-5) var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
.values__list .small-title { margin-bottom: var(--space-2); }
.values__list p { max-width: 300px; margin-inline: auto; }
@media (min-width: 768px) {
  .values__list { grid-template-columns: repeat(6, 1fr); }
  .values__list li { grid-column: span 2; }
  .values__list li:nth-child(4) { grid-column: 2 / span 2; }
  .values__list li:nth-child(5) { grid-column: 4 / span 2; }
}
@media (min-width: 1100px) {
  .values__list { grid-template-columns: repeat(5, 1fr); }
  .values__list li,
  .values__list li:nth-child(4),
  .values__list li:nth-child(5) { grid-column: auto; }
}

/* 18 — Contacts (#contacts): contact items and form */
.contact-items {
  display: grid;
  gap: var(--space-5);
  max-width: 960px;
  margin: 0 auto var(--space-6);
  padding: 0;
  list-style: none;
  text-align: center;
}
.contact-item__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-2);
  border-radius: 50%;
  background: var(--black);
  color: var(--white);
}
.contact-item .small-title { margin-bottom: var(--space-1); }
.contact-item p { margin-bottom: var(--space-2); }
@media (min-width: 768px) {
  .contact-items { grid-template-columns: repeat(3, 1fr); }
}

.contact-form { max-width: 860px; margin-inline: auto; }
.contact-form__grid { display: grid; gap: var(--space-3) var(--space-4); }
.field { position: relative; }
.field label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.field input[type="text"],
.field input[type="email"],
.field select,
.field textarea {
  display: block;
  width: 100%;
  min-height: 52px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  line-height: 1.5;
}
.field textarea { resize: vertical; }
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-color: var(--error); box-shadow: inset 0 0 0 1px var(--error); }
.field.is-invalid > label { color: var(--error); }
.field__err { margin: 0.4rem 0 0; color: var(--error); font-size: var(--fs-small); font-weight: 600; }
.field__err::before { content: "! "; font-weight: 700; }
.field--consent input[aria-invalid="true"] { outline: 2px solid var(--error); outline-offset: 2px; box-shadow: none; }
.field--consent.is-invalid label { color: var(--error); }
/* Custom Service dropdown (enhances the native select; native select stays for no-JS) */
.select { position: relative; }
.select__native { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.select__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  width: 100%;
  min-height: 52px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--white);
  color: #444;
  font: inherit;
  font-size: 1rem;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}
.select__btn[data-empty] { color: var(--body); }
.select__btn::after {
  content: "";
  flex: none;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid var(--black);
}
.select__btn[aria-expanded="true"]::after { border-top: 0; border-bottom: 7px solid var(--black); }
.select__list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 5;
  margin: 0;
  padding: 0;
  border: 1px solid var(--ink);
  border-top: 0;
  background: var(--white);
  list-style: none;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}
.select__list[hidden] { display: none; }
.select__opt {
  padding: 0.75rem 1rem;
  color: #444;
  font-size: 1rem;
  line-height: 1.5;
  cursor: pointer;
}
.select__opt:hover,
.select__opt.is-active { background: var(--ink); color: var(--white); }
.field.is-invalid .select__btn { border-color: var(--error); }

.field--trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.field--consent { display: grid; grid-template-columns: auto 1fr; gap: 0 0.75rem; align-items: start; }
.field--consent input { width: 22px; height: 22px; margin: 0.2rem 0 0; accent-color: var(--black); }
.field--consent label { margin: 0; font-family: var(--font-body); font-size: var(--fs-small); font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--text); }
.field--consent label a { color: var(--ink); text-underline-offset: 3px; }
.field--consent .field__err { grid-column: 2; }
.contact-form__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-4); }
.contact-form__foot p { margin: 0; }
.contact-form__status { margin-top: var(--space-3); color: var(--ink); font-weight: 600; }
.contact-success { max-width: 860px; margin-inline: auto; padding: var(--space-6) 0; text-align: center; }
.contact-success:focus { outline: none; }
@media (min-width: 768px) {
  .contact-form__grid { grid-template-columns: 1fr 1fr; }
  .field--full { grid-column: 1 / -1; }
}

/* Hero background: photo P1 */
.hero__photo {
  display: block;
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(100%, 1200px);
  height: 62%;
  object-fit: cover;
  object-position: right bottom;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 50%), linear-gradient(to top, #000 55%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 50%), linear-gradient(to top, #000 55%, transparent);
  -webkit-mask-composite: source-in;
  mask-composite: intersect;
}
.hero__photo img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: right bottom; }
.site-footer__credit { margin: 0; color: var(--quiet-on-black); font-size: var(--fs-small); line-height: 1.6; }

/* 19 — Legal and 404 pages */
.doc-back {
  grid-column: 1;
  justify-self: start;
  color: var(--quiet-on-black);
  font-family: var(--font-display);
  font-size: var(--fs-nav);
  font-weight: 500;
  letter-spacing: var(--track-nav);
  text-decoration: none;
  text-transform: uppercase;
}
.doc-back:hover { color: var(--white); }
.doc { padding-top: calc(var(--header-h-solid) + var(--space-6)); }
.doc__title { margin: var(--space-4) 0 var(--space-2); letter-spacing: 0.15em; overflow-wrap: anywhere; }
.doc__meta { margin-bottom: var(--space-5); color: var(--body); font-size: var(--fs-small); }
.doc__h {
  margin: var(--space-5) 0 var(--space-2);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.3;
}
.doc ul { margin: 0 0 1em; padding-left: 1.25rem; }
.doc li + li { margin-top: 0.35rem; }
.doc a:not(.btn) { color: var(--ink); text-underline-offset: 3px; }
.doc--center { min-height: 70vh; display: flex; align-items: center; }
.doc--center .container { width: 100%; }
.doc--center .h2 { margin: var(--space-3) 0 var(--space-4); }
.doc__lead { max-width: 560px; margin: 0 auto var(--space-5); }
.doc__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-2); }

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