/* ============================================================
   THE GC PRACTICE — LAYOUT AND COMPONENTS
   Colour and type come from tokens.css. Nothing is hard-coded here.
   ============================================================ */

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--face-text);
  font-size: var(--size-body);
  line-height: var(--leading-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { text-decoration-color: var(--brass); }

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

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--paper);
  padding: var(--gap-2) var(--gap-3); z-index: 99;
}
.skip:focus { left: 0; }

/* --- Shell ------------------------------------------------- */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: clamp(1.2rem, 4vw, 3rem);
}

.measure { max-width: var(--measure); }

/* --- The plate: engraved capitals, the practice's signature --- */

.plate {
  font-family: var(--face-plate);
  font-size: var(--size-plate);
  letter-spacing: var(--track-plate);
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 var(--gap-3);
  display: block;
  font-weight: 400;
}
.plate--ruled {
  padding-top: var(--gap-2);
  border-top: var(--hair-brass);
}

/* --- Headings ----------------------------------------------- */

h1, h2, h3 {
  font-family: var(--face-plate);
  font-weight: 400;
  letter-spacing: var(--track-tight);
  margin: 0 0 var(--gap-3);
  text-wrap: balance;
}
h1 { font-size: var(--size-h1); line-height: var(--leading-tight); }
h2 { font-size: var(--size-h2); line-height: var(--leading-head); }
h3 { font-size: var(--size-h3); line-height: var(--leading-head); }

p { margin: 0 0 var(--gap-3); }
p:last-child { margin-bottom: 0; }

.lead {
  font-size: var(--size-lead);
  line-height: 1.5;
  color: var(--ink);
  max-width: 40rem;
}

.fine { font-size: var(--size-fine); color: var(--grit); }

/* --- Masthead ------------------------------------------------ */

.masthead {
  border-bottom: var(--hair);
  background: var(--paper);
  position: sticky; top: 0; z-index: 40;
}
.masthead__in {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: var(--gap-2) var(--gap-4);
  padding-block: var(--gap-3);
}
.wordmark {
  font-family: var(--face-plate);
  font-size: 1.02rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  margin-right: auto;
  white-space: nowrap;
}
.wordmark span { color: var(--brass); }

.nav { display: flex; flex-wrap: wrap; gap: var(--gap-1) var(--gap-4); }
.nav a {
  font-size: var(--size-fine);
  text-decoration: none;
  color: var(--grit);
  padding-block: 2px;
  border-bottom: 1px solid transparent;
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--brass); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--brass); }

/* --- Bands --------------------------------------------------- */

.band { padding-block: var(--gap-7); border-top: var(--hair); }
.band:first-of-type { border-top: 0; }
.band--ink { background: var(--ink); color: var(--stone); border-top: 0; }
.band--ink h2, .band--ink h3 { color: var(--paper); }
.band--ink .plate { color: var(--brass-lit); }
.band--ink .plate--ruled { border-top-color: var(--brass-lit); }
.band--ink .fine { color: #9AA4AC; }
.band--stone { background: var(--stone); border-top: 0; }

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

.hero { padding-block: clamp(3.5rem, 2rem + 8vw, 8rem) var(--gap-7); }
.hero h1 { max-width: 15ch; margin-bottom: var(--gap-4); }
.hero .lead { max-width: 44rem; }

.hero__actions {
  display: flex; flex-wrap: wrap; gap: var(--gap-3);
  margin-top: var(--gap-5);
}

/* --- Buttons ------------------------------------------------- */

.btn {
  display: inline-block;
  font-family: var(--face-plate);
  font-size: var(--size-plate);
  letter-spacing: var(--track-plate);
  text-transform: uppercase;
  text-decoration: none;
  padding: 1.05em 1.9em;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn:hover { background: var(--brass); border-color: var(--brass); color: var(--ink); }
.btn--quiet { background: transparent; color: var(--ink); }
.btn--quiet:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }

.band--ink .btn { background: var(--brass-lit); border-color: var(--brass-lit); color: var(--ink); }
.band--ink .btn:hover { background: var(--paper); border-color: var(--paper); }
/* The secondary action on a dark panel: outlined, so the hierarchy is
   visible. Without this it inherits the solid brass fill and the two
   buttons look identical. */
.band--ink .btn--quiet { background: transparent; border-color: var(--brass-lit); color: var(--brass-lit); }
.band--ink .btn--quiet:hover { background: var(--brass-lit); border-color: var(--brass-lit); color: var(--ink); }

/* --- Two-column document layout ------------------------------ */

.split {
  display: grid;
  gap: var(--gap-5) var(--gap-6);
  grid-template-columns: 1fr;
}
@media (min-width: 60rem) {
  .split { grid-template-columns: var(--rail) minmax(0, 1fr); }
  .split--wide { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}
.split__rail { align-self: start; }
@media (min-width: 60rem) {
  .split__rail { position: sticky; top: 6rem; }
}

/* --- The ledger: 24 places, the practice's signature mark ----- */

.ledger { margin-top: var(--gap-3); }
.ledger__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(5px, 1.2vw, 9px);
  max-width: 22rem;
  list-style: none; margin: 0 0 var(--gap-3); padding: 0;
}
.ledger__cell {
  aspect-ratio: 1;
  border: 1px solid var(--brass-lit);
  background: transparent;
}
.ledger__cell--taken { background: var(--brass-lit); }

/* Animation is opt-in: JS adds .can-animate, so the ledger is always
   visible to crawlers, to printers and with scripting turned off. */
.ledger.can-animate .ledger__cell {
  opacity: 0; transform: scale(0.7);
  transition: opacity 400ms var(--ease), transform 400ms var(--ease);
}
.ledger.can-animate.is-in .ledger__cell { opacity: 1; transform: none; }

.ledger__key {
  font-family: var(--face-data);
  font-size: var(--size-small);
  letter-spacing: 0.01em;
  line-height: 1.5;
}
.ledger__key b { font-weight: 500; color: var(--brass-lit); font-size: 1.35em; }

/* --- Figures ------------------------------------------------- */

.figures {
  display: grid; gap: var(--gap-4);
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  list-style: none; margin: 0; padding: 0;
}
.figures li { border-top: var(--hair-brass); padding-top: var(--gap-2); }
.figures b {
  display: block;
  font-family: var(--face-plate);
  font-size: var(--size-figure);
  font-weight: 400;
  line-height: 1;
  margin-bottom: var(--gap-2);
}
.figures span { display: block; font-size: var(--size-fine); color: var(--grit); }
.band--ink .figures span { color: #9AA4AC; }

/* --- Question and answer ------------------------------------- */

.qa { list-style: none; margin: 0; padding: 0; max-width: 44rem; }
.qa > li { border-top: var(--hair); padding-block: var(--gap-4); }
.qa > li:last-child { border-bottom: var(--hair); }
.qa h3 { margin-bottom: var(--gap-2); max-width: 34ch; }
.qa p { color: var(--grit); }

/* --- Sequence (the stages of an engagement) ------------------- */

.stages { list-style: none; margin: 0; padding: 0; counter-reset: stage; }
.stages > li {
  counter-increment: stage;
  display: grid; gap: var(--gap-2) var(--gap-4);
  grid-template-columns: 2.6rem minmax(0, 1fr);
  border-top: var(--hair);
  padding-block: var(--gap-4);
}
.stages > li::before {
  content: counter(stage, decimal-leading-zero);
  font-family: var(--face-data);
  font-size: var(--size-fine);
  color: var(--brass);
  padding-top: 0.4em;
}
.stages h3 { margin-bottom: var(--gap-2); }
.stages p { color: var(--grit); max-width: 42rem; }

/* --- Cards without card-ness --------------------------------- */

.tiles {
  display: grid; gap: var(--gap-4) var(--gap-5);
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  list-style: none; margin: 0; padding: 0;
}
.tiles li { border-top: var(--hair-brass); padding-top: var(--gap-3); }
.tiles h3 { font-size: var(--size-h3); margin-bottom: var(--gap-1); }
.tiles .role {
  font-family: var(--face-data); font-size: var(--size-fine);
  color: var(--brass); margin-bottom: var(--gap-2);
}
.tiles p { color: var(--grit); font-size: var(--size-small); }
.band--ink .tiles p { color: #9AA4AC; }

/* --- Plain list ---------------------------------------------- */

.list { list-style: none; margin: 0; padding: 0; }
.list li { border-top: var(--hair); padding-block: var(--gap-2); }
.list li:last-child { border-bottom: var(--hair); }

/* --- Notice: the confidentiality / gate panel ----------------- */

.notice {
  border: var(--hair-brass);
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--paper);
}
.notice .plate { margin-bottom: var(--gap-3); }

/* --- Quote --------------------------------------------------- */

.quote { border-left: 2px solid var(--brass); padding-left: var(--gap-4); margin: 0 0 var(--gap-5); max-width: 42rem; }
.quote blockquote { margin: 0 0 var(--gap-2); font-family: var(--face-plate); font-size: var(--size-lead); line-height: 1.42; }
.quote figcaption { font-size: var(--size-fine); color: var(--grit); font-family: var(--face-data); }
.quote figcaption b { font-weight: 500; color: var(--ink); }

/* --- Event card ---------------------------------------------- */

.event { border: 1px solid var(--brass-lit); padding: clamp(1.5rem, 4vw, 2.6rem); }
.event dl { display: grid; grid-template-columns: auto 1fr; gap: var(--gap-2) var(--gap-4); margin: var(--gap-3) 0 0; }
.event dt {
  font-family: var(--face-plate); font-size: var(--size-plate);
  letter-spacing: var(--track-plate); text-transform: uppercase; color: var(--brass-lit);
  padding-top: 0.35em;
}
.event dd { margin: 0; font-family: var(--face-data); font-size: var(--size-small); }

/* --- Forms --------------------------------------------------- */

.form { max-width: 34rem; }
.field { margin-bottom: var(--gap-3); }
.field label {
  display: block;
  font-family: var(--face-plate);
  font-size: var(--size-plate);
  letter-spacing: var(--track-plate);
  text-transform: uppercase;
  color: var(--grit);
  margin-bottom: var(--gap-1);
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--face-text);
  font-size: var(--size-small);
  color: var(--ink);
  background: transparent;
  border: 0; border-bottom: 1px solid var(--rule);
  padding: 0.7em 0;
  border-radius: var(--radius);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-bottom-color: var(--brass);
}
.field textarea { min-height: 7rem; resize: vertical; }
.checks { display: flex; flex-wrap: wrap; gap: var(--gap-2) var(--gap-4); padding-top: 0.4rem; }
.check { display: flex; align-items: center; gap: 0.45rem; }
.check input { width: auto; }
.check label {
  text-transform: none; letter-spacing: 0; font-family: var(--face-text);
  font-size: var(--size-small); color: inherit; margin: 0;
}
.band--ink .check label { color: var(--stone); }

.field--check { display: flex; gap: var(--gap-2); align-items: flex-start; }
.field--check input { width: auto; }
.field--check label {
  text-transform: none; letter-spacing: 0; font-family: var(--face-text);
  font-size: var(--size-fine); color: var(--grit); margin: 0;
}
.form__actions { display: flex; flex-wrap: wrap; gap: var(--gap-3); margin: var(--gap-4) 0 0; }
.form__msg { margin-top: var(--gap-3); font-size: var(--size-small); }
.form__msg:empty { display: none; }

/* --- Forms on a dark panel ------------------------------------
   The confirm form sits on ink. Without this the text is black
   on near-black and invisible while being typed. */

.band--ink .field label { color: var(--brass-lit); }
.band--ink .field input,
.band--ink .field select,
.band--ink .field textarea {
  color: var(--paper);
  border-bottom-color: rgba(255, 255, 255, 0.3);
}
.band--ink .field input::placeholder,
.band--ink .field textarea::placeholder { color: rgba(255, 255, 255, 0.4); }
.band--ink .field input:focus,
.band--ink .field select:focus,
.band--ink .field textarea:focus { border-bottom-color: var(--brass-lit); }
.band--ink .field select option { color: var(--ink); background: var(--paper); }
.band--ink .field--check label { color: #9AA4AC; }
.band--ink .form__msg { color: var(--stone); }

/* Chrome's autofill forces a white background and dark text, which
   would undo all of the above. */
.band--ink .field input:-webkit-autofill,
.band--ink .field input:-webkit-autofill:hover,
.band--ink .field input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--paper);
  caret-color: var(--paper);
  transition: background-color 9999s ease-in-out 0s;
}

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

.foot { border-top: var(--hair); padding-block: var(--gap-5); margin-top: var(--gap-7); }
.foot__in { display: grid; gap: var(--gap-4); grid-template-columns: 1fr; }
@media (min-width: 48rem) { .foot__in { grid-template-columns: minmax(0,1.6fr) minmax(0,1fr); } }
.foot p { font-size: var(--size-fine); color: var(--grit); }
.foot .legal { font-size: 0.72rem; line-height: 1.55; color: var(--grit); }
.foot .rev { font-family: var(--face-data); font-size: 0.72rem; color: var(--grit); }

/* --- Page-load sequence -------------------------------------- */

.rise { opacity: 0; transform: translateY(0.6rem); }
.is-ready .rise { animation: rise var(--dur) var(--ease) forwards; }
.is-ready .rise:nth-child(2) { animation-delay: 90ms; }
.is-ready .rise:nth-child(3) { animation-delay: 180ms; }
.is-ready .rise:nth-child(4) { animation-delay: 270ms; }
@keyframes rise { to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rise, .is-ready .rise { opacity: 1; transform: none; animation: none; }
  .ledger__cell { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* --- Print --------------------------------------------------- */

@media print {
  .masthead, .hero__actions, .form { display: none; }
  body { background: #fff; }
  .band { padding-block: 1.5rem; }
}