/* ==========================================================================
   AVADARE — Real estate technology advisory
   Black base, baby blue accent. Typography echoes the AVADARE wordmark:
   light geometric caps, wide tracking.
   --------------------------------------------------------------------------
   1.  Tokens              7.  Sections & components
   2.  Reset & base        8.  Diagrams
   3.  Layout              9.  Forms
   4.  Typography         10.  Footer
   5.  Buttons & links    11.  Motion
   6.  Header & nav       12.  Responsive
   ========================================================================== */

/* ------------------------------- 1. Tokens ------------------------------ */
:root {
  --void:      #05070a;
  --ink:       #080b10;
  --surface:   #0d1218;
  --surface-2: #121a23;
  --surface-3: #18222d;

  --line:      #18212c;
  --line-2:    #253340;
  --line-3:    #33454f;

  --text:      #e9eef3;
  --t2:        #9caebd;
  --t3:        #64757f;

  --blue:      #89cff0;
  --blue-lt:   #c2e8fb;
  --blue-dp:   #4a9fd4;
  --blue-dim:  rgba(137, 207, 240, 0.11);
  --blue-line: rgba(137, 207, 240, 0.32);
  --blue-glow: rgba(137, 207, 240, 0.20);

  --display: "Jost", "Futura", "Century Gothic", -apple-system, sans-serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, monospace;

  --s--1: clamp(0.78rem, 0.76rem + 0.1vw, 0.84rem);
  --s-0:  clamp(0.95rem, 0.92rem + 0.14vw, 1.02rem);
  --s-1:  clamp(1.12rem, 1.05rem + 0.34vw, 1.32rem);
  --s-2:  clamp(1.4rem, 1.24rem + 0.78vw, 1.95rem);
  --s-3:  clamp(1.85rem, 1.5rem + 1.7vw, 3rem);
  --s-4:  clamp(2.05rem, 1.5rem + 2.65vw, 3.75rem);
  /* Hero display: 15% down from the original scale so the opening screen
     lands inside a laptop viewport without scrolling. */
  --s-5:  clamp(2.45rem, 1.6rem + 4.25vw, 5.25rem);

  --gutter: clamp(1.25rem, 4.5vw, 3.5rem);
  --sec-y: clamp(5rem, 10vw, 10rem);
  --maxw: 1320px;

  --r: 2px;
  --r-lg: 4px;

  --e: cubic-bezier(0.4, 0, 0.2, 1);
  --eo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------------------------- 2. Reset & base --------------------------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  background: var(--void);
  color: var(--text);
  font-family: var(--sans);
  font-size: var(--s-0);
  font-weight: 300;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.nav-open { overflow: hidden; }

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

::selection { background: var(--blue); color: var(--void); }

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

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--blue); color: var(--void);
  padding: 0.8rem 1.3rem;
  font: 500 0.82rem/1 var(--sans);
}
.skip-link:focus { left: 1rem; top: 1rem; }

.vh {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Scroll progress hairline */
.progress {
  position: fixed; inset: 0 auto auto 0;
  height: 2px; width: 100%;
  transform: scaleX(0); transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--blue-dp), var(--blue));
  z-index: 200;
  will-change: transform;
}

/* ------------------------------ 3. Layout ------------------------------- */
.wrap {
  width: 100%; max-width: var(--maxw);
  margin-inline: auto; padding-inline: var(--gutter);
}
.wrap--narrow { max-width: 900px; }

.section { padding-block: var(--sec-y); position: relative; }
.section--tight { padding-block: clamp(3.5rem, 7vw, 6rem); }
.section--ink { background: var(--ink); }

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

.grid { display: grid; gap: clamp(1.25rem, 2.6vw, 2rem); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(2rem, 6vw, 5.5rem);
  align-items: start;
}
.split--even { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: center; }

.stack > * + * { margin-top: 1.15rem; }
.stack-lg > * + * { margin-top: 1.9rem; }

/* ---------------------------- 4. Typography ----------------------------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.005em;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: var(--s-4); font-weight: 200; }
h2 { font-size: var(--s-3); font-weight: 200; }
h3 { font-size: var(--s-2); }
h4 { font-size: var(--s-1); }

p { margin: 0; max-width: 66ch; text-wrap: pretty; }

.lede { font-size: var(--s-1); line-height: 1.55; color: var(--t2); max-width: 56ch; font-weight: 300; }
.t2 { color: var(--t2); }
.t3 { color: var(--t3); font-size: var(--s--1); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 1.5rem;
  display: flex; align-items: center; gap: 0.85rem;
}
.eyebrow::before {
  content: ""; width: 1.9rem; height: 1px;
  background: var(--blue); opacity: 0.55; flex: none;
}
.eyebrow--bare::before { display: none; }

.mono {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--t3);
}

.sec-head { margin-bottom: clamp(2.5rem, 5vw, 4.5rem); }
.sec-head p { margin-top: 1.3rem; }

.tracked {
  font-family: var(--display);
  font-weight: 200;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.quote {
  font-family: var(--display);
  font-weight: 200;
  font-size: var(--s-2);
  line-height: 1.32;
  color: var(--text);
  max-width: 26ch;
  letter-spacing: 0.005em;
}
.accent { color: var(--blue); }

/* ------------------------- 5. Buttons and links ------------------------- */
a { color: inherit; text-decoration: none; }

.link {
  color: var(--blue);
  position: relative;
  padding-bottom: 2px;
  background-image: linear-gradient(var(--blue), var(--blue));
  background-size: 0% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.4s var(--eo);
}
.link:hover { background-size: 100% 1px; }

.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--sans);
  font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 1.05rem 1.9rem;
  border: 1px solid var(--blue);
  border-radius: var(--r);
  background: var(--blue); color: var(--void);
  cursor: pointer;
  position: relative; overflow: hidden;
  transition: background 0.3s var(--e), color 0.3s var(--e),
              border-color 0.3s var(--e), transform 0.35s var(--eo),
              box-shadow 0.35s var(--e);
}
.btn:hover {
  background: var(--blue-lt); border-color: var(--blue-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -12px var(--blue-glow);
}
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--blue-dim); border-color: var(--blue); color: var(--blue-lt); box-shadow: none; }
.btn__a { transition: transform 0.35s var(--eo); }
.btn:hover .btn__a { transform: translateX(5px); }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }

.alink {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.76rem; font-weight: 500;
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--blue);
  transition: gap 0.35s var(--eo), color 0.25s var(--e);
}
.alink:hover { gap: 1.05rem; color: var(--blue-lt); }

/* --------------------------- 6. Header & nav ---------------------------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.45s var(--e), border-color 0.45s var(--e), backdrop-filter 0.45s var(--e);
}
.header.stuck {
  background: rgba(5, 7, 10, 0.78);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom-color: var(--line);
}
.header__in {
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem; height: 5rem;
}
.brand { display: block; flex: none; }
.brand img { width: clamp(130px, 15vw, 168px); opacity: 0.95; transition: opacity 0.3s var(--e); }
.brand:hover img { opacity: 1; }

.nav { display: flex; align-items: center; gap: clamp(1.3rem, 2.6vw, 2.5rem); }
.nav__link {
  font-family: var(--mono);
  font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--t2); padding-block: 0.45rem; position: relative;
  transition: color 0.25s var(--e);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 1px; background: var(--blue);
  transition: width 0.4s var(--eo);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after, .nav__link.active::after { width: 100%; }
.nav__link.active { color: var(--blue); }

.header__cta .btn { padding: 0.72rem 1.3rem; font-size: 0.7rem; }

.burger {
  display: none;
  width: 2.75rem; height: 2.75rem;
  align-items: center; justify-content: center;
  background: none; border: 1px solid var(--line-2);
  border-radius: var(--r); cursor: pointer; flex: none;
}
.burger span { display: block; position: relative; width: 18px; height: 1px; background: var(--text); transition: background 0.2s; }
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1px; background: var(--text);
  transition: transform 0.35s var(--eo), top 0.2s var(--e);
}
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.burger[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

.mnav {
  position: fixed; inset: 5rem 0 0 0; z-index: 99;
  background: var(--void);
  padding: 2.5rem var(--gutter) 3rem;
  display: flex; flex-direction: column; gap: 0.2rem;
  opacity: 0; visibility: hidden; transform: translateY(-10px);
  pointer-events: none; overflow-y: auto;
  transition: opacity 0.3s var(--e), transform 0.4s var(--eo), visibility 0.3s;
}
.mnav.open { opacity: 1; visibility: visible; transform: none; pointer-events: auto; }
.mnav a {
  font-family: var(--display); font-weight: 200;
  font-size: 1.75rem; letter-spacing: 0.04em;
  padding-block: 0.75rem; border-bottom: 1px solid var(--line);
}
.mnav .btn { margin-top: 2rem; justify-content: center; }

/* --------------------- 7. Sections and components ----------------------- */

/* ---- Cursor glow, page-wide ----------------------------------------------
   One fixed overlay tracks the pointer across the entire document and blends
   over whatever is beneath it, so the light carries through every section
   rather than living inside individual blocks. JS writes --mx / --my.
   Screen blending means it only ever adds light, never obscures text. */
.cursorfx {
  position: fixed; inset: 0; z-index: 60;
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 0.6s var(--e);
}
.cursorfx.on { opacity: 1; }
.cursorfx__light, .cursorfx__grid { position: absolute; inset: 0; }
.cursorfx__light {
  background: radial-gradient(440px circle at var(--mx, 50%) var(--my, 40%),
              rgba(137, 207, 240, 0.10), transparent 66%);
}
.cursorfx__grid {
  background-image:
    linear-gradient(to right, rgba(137, 207, 240, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(137, 207, 240, 0.16) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(300px circle at var(--mx, 50%) var(--my, 40%), #000 4%, transparent 68%);
  mask-image: radial-gradient(300px circle at var(--mx, 50%) var(--my, 40%), #000 4%, transparent 68%);
}

/* No pointer to follow: the ambient section gradients carry it instead. */
@media (hover: none), (pointer: coarse) {
  .cursorfx { display: none; }
}

/* Magnetic control: leans toward an approaching pointer. */
.magnet { transition: transform 0.4s var(--eo); will-change: transform; }

/* Hero */
.hero {
  position: relative;
  min-height: min(100svh, 880px);
  display: flex; align-items: center;
  padding-block: clamp(7rem, 13vh, 9.5rem) clamp(3rem, 6vw, 5rem);
  background:
    radial-gradient(68% 55% at 74% 16%, rgba(137, 207, 240, 0.11), transparent 62%),
    radial-gradient(60% 50% at 8% 90%, rgba(74, 159, 212, 0.08), transparent 65%),
    var(--void);
}
.hero__mark { width: min(272px, 54%); margin-bottom: clamp(1.4rem, 2.8vw, 2.1rem); }
.hero h1 { font-size: var(--s-5); max-width: 16ch; margin-bottom: 1.5rem; }
.hero__sub { max-width: 52ch; margin-bottom: 2.1rem; font-size: var(--s-0); }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: 0.55rem 1.8rem;
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: 1.4rem; border-top: 1px solid var(--line);
}
/* Short laptop screens: trim further so nothing spills below the fold. */
@media (min-width: 941px) and (max-height: 820px) {
  .hero { padding-block: 7rem 2.5rem; }
  .hero__mark { width: 232px; margin-bottom: 1.2rem; }
  .hero h1 { font-size: clamp(2.3rem, 3.4vw, 3.5rem); margin-bottom: 1.2rem; }
  .hero__sub { margin-bottom: 1.7rem; }
  .hero__meta { margin-top: 1.9rem; padding-top: 1.2rem; }
  .eyebrow { margin-bottom: 1.1rem; }
}

.scroll-hint {
  position: absolute; left: var(--gutter); bottom: 2rem; z-index: 2;
  display: flex; align-items: center; gap: 0.7rem;
}
.scroll-hint span { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--t3); }
.scroll-hint i {
  display: block; width: 1px; height: 34px; background: var(--line-2); position: relative; overflow: hidden;
}
.scroll-hint i::after {
  content: ""; position: absolute; inset: 0; background: var(--blue);
  animation: drip 2.2s var(--eo) infinite;
}
@keyframes drip { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }

/* Page hero (contact) */
.phero {
  position: relative;
  padding-block: clamp(8rem, 15vh, 11rem) clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
  background: radial-gradient(80% 110% at 82% 0%, rgba(137, 207, 240, 0.10), transparent 62%), var(--void);
}

/* Stat band */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-block: 1px solid var(--line); }
.stat { padding: clamp(1.9rem, 3.6vw, 2.9rem) clamp(1rem, 2.4vw, 2rem); border-right: 1px solid var(--line); position: relative; }
.stat:last-child { border-right: 0; }
.stat::before {
  content: ""; position: absolute; left: 0; top: 0; width: 1px; height: 0;
  background: var(--blue); transition: height 0.9s var(--eo);
}
.stat.lit::before { height: 42px; }
.stat__n {
  font-family: var(--display); font-weight: 200;
  font-size: clamp(2.2rem, 4.4vw, 3.5rem); line-height: 1;
  display: flex; align-items: baseline; gap: 0.12rem;
}
.stat__u { font-size: 0.4em; color: var(--blue); letter-spacing: 0.06em; }
.stat__n--word { font-size: clamp(1.9rem, 3.6vw, 2.9rem); letter-spacing: 0.03em; }
.stat__l {
  margin-top: 0.95rem; font-family: var(--mono);
  font-size: 0.64rem; letter-spacing: 0.17em; text-transform: uppercase;
  color: var(--t3); line-height: 1.55;
}

/* Card with corner brackets */
.card {
  position: relative; height: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.6rem, 3vw, 2.3rem);
  overflow: hidden;
  transition: border-color 0.4s var(--e), background 0.4s var(--e), transform 0.4s var(--eo);
}
.card::before, .card::after {
  content: ""; position: absolute; width: 14px; height: 14px;
  border: 1px solid var(--blue); opacity: 0;
  transition: opacity 0.4s var(--e), transform 0.4s var(--eo);
}
.card::before { top: 10px; left: 10px; border-right: 0; border-bottom: 0; transform: translate(-4px, -4px); }
.card::after { bottom: 10px; right: 10px; border-left: 0; border-top: 0; transform: translate(4px, 4px); }
.card:hover { border-color: var(--line-2); background: var(--surface-2); transform: translateY(-4px); }
.card:hover::before, .card:hover::after { opacity: 0.75; transform: none; }

.card__i {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.2em;
  color: var(--blue); display: block; margin-bottom: 1.4rem;
}
.card h3 { font-size: var(--s-1); margin-bottom: 0.8rem; }
.card p { color: var(--t2); font-size: 0.92rem; }

/* Hairline list */
.rlist { border-top: 1px solid var(--line); }
.ritem {
  display: grid;
  grid-template-columns: 5rem minmax(0, 0.85fr) minmax(0, 1.25fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(1.9rem, 3.6vw, 2.8rem);
  border-bottom: 1px solid var(--line);
  align-items: start; position: relative;
}
.ritem::after {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 0;
  background: var(--blue); transition: width 0.6s var(--eo);
}
.ritem:hover::after { width: 100%; }
.ritem__n { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.18em; color: var(--blue); padding-top: 0.5rem; }
.ritem h3 { font-size: var(--s-2); }
.ritem p { color: var(--t2); }
.ritem__tags { margin-top: 1.1rem; display: flex; flex-wrap: wrap; gap: 0.45rem; }

/* Tag */
.tag {
  font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--t3); border: 1px solid var(--line-2);
  border-radius: 999px; padding: 0.32rem 0.78rem; white-space: nowrap;
  transition: color 0.3s var(--e), border-color 0.3s var(--e);
}
.tag--b { color: var(--blue); border-color: var(--blue-line); background: var(--blue-dim); }

/* Placeholder marker */
.ph {
  border-left: 2px solid var(--blue-line);
  padding-left: 0.9rem; color: var(--t3); font-style: italic;
}

/* Accordion.
   Each trigger is wrapped in a heading for document outline and SEO; the
   heading itself carries no visual styling. */
.acc { border-top: 1px solid var(--line); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__h { margin: 0; font: inherit; letter-spacing: normal; }
.acc__t {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 2rem; text-align: left; background: none; border: 0; color: var(--text);
  font-family: var(--display); font-weight: 300; font-size: var(--s-1);
  padding: 1.7rem 0; cursor: pointer; transition: color 0.25s var(--e);
}
.acc__t:hover { color: var(--blue); }
.acc__i { position: relative; width: 13px; height: 13px; flex: none; }
.acc__i::before, .acc__i::after {
  content: ""; position: absolute; background: var(--blue);
  transition: transform 0.4s var(--eo), opacity 0.3s var(--e);
}
.acc__i::before { top: 50%; left: 0; width: 13px; height: 1px; margin-top: -0.5px; }
.acc__i::after { left: 50%; top: 0; width: 1px; height: 13px; margin-left: -0.5px; }
.acc__t[aria-expanded="true"] .acc__i::after { transform: rotate(90deg); opacity: 0; }
.acc__p { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.45s var(--eo); }
.acc__p > div { overflow: hidden; }
.acc__p.open { grid-template-rows: 1fr; }
.acc__p p { padding-bottom: 1.8rem; color: var(--t2); }

/* CTA band */
.cta {
  position: relative; overflow: hidden;
  border: 1px solid var(--line-2); border-radius: var(--r-lg);
  background: radial-gradient(90% 150% at 88% 0%, rgba(137, 207, 240, 0.11), transparent 60%), var(--surface);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem; align-items: center;
}
.cta h2 { max-width: 20ch; }
.cta p { margin-top: 1rem; color: var(--t2); }

/* Contact detail */
.cblock { border-top: 1px solid var(--line); padding-top: 1.35rem; }
.cblock + .cblock { margin-top: 1.9rem; }
.cblock h4, .cblock__h {
  font-family: var(--mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.19em; text-transform: uppercase; color: var(--blue);
  line-height: 1.4; margin: 0 0 0.7rem;
}
.cblock p, .cblock a { color: var(--t2); font-size: 0.95rem; }
.cblock a:hover { color: var(--text); }

/* Large direct-contact panels, used in place of an enquiry form */
.contact-lead {
  height: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.8rem, 3.4vw, 2.6rem);
  transition: border-color 0.35s var(--e), background 0.35s var(--e);
}
.contact-lead:hover { border-color: var(--line-2); background: var(--surface-2); }
.contact-lead .eyebrow { margin-bottom: 1rem; }
.contact-lead__v {
  display: inline-block;
  font-family: var(--display); font-weight: 300;
  font-size: clamp(1.45rem, 3.1vw, 2.1rem);
  line-height: 1.15; letter-spacing: -0.005em;
  color: var(--blue);
  margin-bottom: 1.1rem;
  word-break: break-word;
  background-image: linear-gradient(var(--blue), var(--blue));
  background-size: 0% 1px; background-position: 0 100%; background-repeat: no-repeat;
  transition: background-size 0.45s var(--eo);
}
.contact-lead__v:hover { background-size: 100% 1px; }
.contact-lead p { font-size: 0.93rem; }

/* ----------------------------- 8. Diagrams ------------------------------ */
.layers { display: grid; gap: 0.6rem; }
.layer {
  border: 1px solid var(--line-2); border-radius: var(--r);
  background: var(--surface);
  padding: 1.15rem 1.35rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  opacity: 0; transform: translateY(18px) scaleX(0.975);
  transition: opacity 0.75s var(--eo), transform 0.75s var(--eo),
              border-color 0.3s var(--e), background 0.3s var(--e);
}
.layer.in { opacity: 1; transform: none; }
.layer:hover { border-color: var(--blue); background: var(--surface-2); }
.layer__n { font-size: 0.95rem; }
.layer__t {
  font-family: var(--mono); font-size: 0.61rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--t3); text-align: right;
}
.layer--top { border-color: var(--blue-line); }
.layer--top .layer__t { color: var(--blue); }

/* Self-drawing SVG */
.draw { width: 100%; }
.draw [data-draw] {
  stroke-dasharray: var(--len, 900);
  stroke-dashoffset: var(--len, 900);
  transition: stroke-dashoffset 1.6s var(--eo);
}
.draw.in [data-draw] { stroke-dashoffset: 0; }
.draw [data-fade] { opacity: 0; transition: opacity 0.8s var(--e) 0.9s; }
.draw.in [data-fade] { opacity: 1; }

/* Steps */
.steps { counter-reset: s; display: grid; gap: 0; border-top: 1px solid var(--line); }
.step {
  display: grid; grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  padding-block: 1.85rem; border-bottom: 1px solid var(--line);
}
.step__n { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.18em; color: var(--blue); padding-top: 0.4rem; }
.step h3, .step h4 { font-size: var(--s-1); margin-bottom: 0.45rem; }
.step p { color: var(--t2); font-size: 0.93rem; }

/* ------------------------------ 9. Forms -------------------------------- */
.form { display: grid; gap: 1.35rem; }
.field { display: grid; gap: 0.55rem; }
.field label {
  font-family: var(--mono); font-size: 0.64rem;
  letter-spacing: 0.17em; text-transform: uppercase; color: var(--t3);
}
.field input, .field select, .field textarea {
  width: 100%; background: var(--surface);
  border: 1px solid var(--line-2); border-radius: var(--r);
  color: var(--text); font-family: var(--sans); font-size: 0.95rem; font-weight: 300;
  padding: 0.95rem 1.05rem;
  transition: border-color 0.25s var(--e), background 0.25s var(--e), box-shadow 0.25s var(--e);
}
.field textarea { min-height: 8.5rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue); background: var(--surface-2);
  box-shadow: 0 0 0 3px var(--blue-dim);
}
.field input::placeholder, .field textarea::placeholder { color: var(--t3); }
.field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--t3) 50%),
                    linear-gradient(135deg, var(--t3) 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.35rem; }
.form__note { font-size: 0.8rem; color: var(--t3); }
.form__status {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--blue); min-height: 1.2rem;
}

/* ------------------------------ 10. Footer ------------------------------ */
.footer { border-top: 1px solid var(--line); background: var(--ink); padding-block: clamp(3.5rem, 7vw, 5.5rem) 2rem; }
.footer__top {
  display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4rem); padding-bottom: 3.5rem;
}
.footer__brand img { width: 168px; margin-bottom: 1.3rem; opacity: 0.9; }
.footer__brand p { color: var(--t3); font-size: 0.87rem; max-width: 34ch; }
.footer h5, .footer__h {
  font-family: var(--mono); font-size: 0.63rem; font-weight: 500;
  letter-spacing: 0.21em; text-transform: uppercase; color: var(--blue);
  line-height: 1.4;
  margin: 0 0 1.3rem;
}
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.footer li a { font-size: 0.88rem; color: var(--t2); transition: color 0.25s var(--e); }
.footer li a:hover { color: var(--text); }
.footer__bot {
  border-top: 1px solid var(--line); padding-top: 2rem;
  display: flex; flex-wrap: wrap; gap: 1rem 2rem;
  justify-content: space-between; align-items: center;
}
.footer__bot p, .footer__bot a {
  font-family: var(--mono); font-size: 0.63rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--t3);
}
.footer__bot a:hover { color: var(--blue); }
.footer__soc { display: flex; gap: 1.5rem; }

/* ------------------------------ 11. Motion ------------------------------ */
/* Only active when JS is present, so the page degrades to fully visible. */
.js .rv { opacity: 0; transform: translateY(20px); transition: opacity 0.85s var(--eo), transform 0.85s var(--eo); }
.js .rv.in { opacity: 1; transform: none; }
.js .rv[data-d="1"] { transition-delay: 0.09s; }
.js .rv[data-d="2"] { transition-delay: 0.18s; }
.js .rv[data-d="3"] { transition-delay: 0.27s; }
.js .rv[data-d="4"] { transition-delay: 0.36s; }

/* Kinetic type: line rises out of a mask */
.mask { display: block; overflow: hidden; }
.js .mask > span { display: block; transform: translateY(108%); }
.js .mask.in > span { animation: rise 1s var(--eo) forwards; }
@keyframes rise { to { transform: none; } }

/* Body fade-in on first paint, so nothing flashes unstyled */
.js body { opacity: 0; animation: pagein 0.5s var(--e) forwards; }
@keyframes pagein { to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .js .rv { opacity: 1; transform: none; }
  .js .mask > span { transform: none; }
  .layer { opacity: 1; transform: none; }
  .draw [data-draw] { stroke-dashoffset: 0; }
  .draw [data-fade] { opacity: 1; }
  .progress { display: none; }
  .cursorfx { display: none; }
  .magnet { transform: none !important; }
}

/* ---------------------------- 12. Responsive ---------------------------- */
@media (max-width: 1080px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 940px) {
  .nav, .header__cta { display: none; }
  .burger { display: inline-flex; }
  .split, .split--even { grid-template-columns: minmax(0, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta { grid-template-columns: minmax(0, 1fr); }
  .ritem { grid-template-columns: 3rem minmax(0, 1fr); }
  .ritem__body { grid-column: 2; }
}
@media (max-width: 680px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .stats { grid-template-columns: minmax(0, 1fr); }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .form__row { grid-template-columns: minmax(0, 1fr); }
  .footer__top { grid-template-columns: minmax(0, 1fr); }
  .ritem { grid-template-columns: minmax(0, 1fr); }
  .ritem__n { padding-top: 0; }
  .scroll-hint { display: none; }
  .hero { min-height: auto; }
}

@media print {
  .header, .mnav, .burger, .progress, .cursorfx, .cta { display: none; }
  body { background: #fff; color: #000; }
}