/* =============================================================================
   London Renovation — design system
   Restraint first: dark grounds, warm ivory type, gold as a hairline only.
   ========================================================================== */

:root {
  /* Palette */
  --london-black: #0b0b09;
  --charcoal: #24231f;
  --navy: #18222c;
  --oxide: #7b2d27;
  --gold: #b8934f;
  --gold-soft: #cda968;
  --ivory: #f0e8d8;

  /* Derived tones */
  --ink: #0b0b09;
  --text: rgba(240, 232, 216, 0.82);
  --text-dim: rgba(240, 232, 216, 0.58);
  --gold-line: rgba(184, 147, 79, 0.45);
  --gold-faint: rgba(184, 147, 79, 0.18);
  --ivory-line: rgba(240, 232, 216, 0.14);
  --on-ivory: #2a2822;
  --on-ivory-dim: rgba(42, 40, 34, 0.7);

  /* Type */
  --font-display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --step--1: clamp(0.8rem, 0.78rem + 0.1vw, 0.86rem);
  --step-0: clamp(1rem, 0.97rem + 0.15vw, 1.09rem);
  --step-1: clamp(1.3rem, 1.2rem + 0.5vw, 1.6rem);
  --step-2: clamp(1.55rem, 1.35rem + 1vw, 2.2rem);
  --step-3: clamp(1.9rem, 1.5rem + 2vw, 3rem);
  --step-4: clamp(2.4rem, 1.7rem + 3.4vw, 4.6rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-s: 1rem;
  --space-m: 1.75rem;
  --space-l: 3rem;
  --space-xl: clamp(3.5rem, 2rem + 7vw, 8rem);
  --container: 1180px;
  --measure: 64ch;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --radius: 2px;
}

/* ── Reset ─────────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* `clip` contains the off-canvas mobile menu WITHOUT creating a scroll
     container, so it can't break the sticky header (unlike overflow-x:hidden,
     which forces overflow-y:auto and disables position:sticky in some engines). */
  overflow-x: clip;
}
body {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--text);
  background-color: var(--london-black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img,
svg,
picture {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
a {
  color: var(--gold-soft);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}
a:hover {
  color: var(--ivory);
}
ul,
ol {
  list-style: none;
  padding: 0;
}
button {
  font: inherit;
  cursor: pointer;
}
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* Paper / plaster grain — barely-there overlay across the whole page. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body > * {
  position: relative;
  z-index: 2;
}

/* ── Typography ────────────────────────────────────────────────────────── */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  color: var(--ivory);
  letter-spacing: -0.005em;
}
h1 {
  font-size: var(--step-4);
}
h2 {
  font-size: var(--step-3);
}
h3 {
  font-size: var(--step-2);
}
h4 {
  font-size: var(--step-1);
}
p {
  max-width: var(--measure);
}
strong {
  color: var(--ivory);
  font-weight: 600;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 0.8em;
}
.eyebrow::before {
  content: "";
  width: 2.2em;
  height: 1px;
  background: var(--gold-line);
}
.eyebrow--center {
  justify-content: center;
}

.lede {
  font-size: var(--step-1);
  font-family: var(--font-display);
  line-height: 1.45;
  color: var(--ivory);
  font-weight: 400;
}
.muted {
  color: var(--text-dim);
}
.label {
  font-size: var(--step--1);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ── Layout ────────────────────────────────────────────────────────────── */
.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}
.container--narrow {
  width: min(100% - 2.5rem, 820px);
  margin-inline: auto;
}
.section {
  padding-block: var(--space-xl);
}
.section--tight {
  padding-block: var(--space-l);
}
.section--ivory {
  background: var(--ivory);
  color: var(--on-ivory);
}
.section--ivory h1,
.section--ivory h2,
.section--ivory h3,
.section--ivory h4 {
  color: var(--on-ivory);
}
.section--ivory .lede {
  color: var(--on-ivory);
}
.section--ivory .muted {
  color: var(--on-ivory-dim);
}
.section--ivory a {
  color: var(--oxide);
}
.section--ivory a:hover {
  color: #5a201c;
}
.section--charcoal {
  background: var(--charcoal);
}
.section--navy {
  background: var(--navy);
}

.rule {
  height: 1px;
  background: var(--gold-line);
  border: 0;
}
.section-head {
  max-width: 760px;
  margin-bottom: var(--space-l);
}
.section-head .lede {
  margin-top: var(--space-s);
}
.stack > * + * {
  margin-top: var(--space-s);
}
.stack-l > * + * {
  margin-top: var(--space-m);
}

/* ── Buttons ───────────────────────────────────────────────────────────── */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  margin-top: var(--space-m);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ivory);
  background: transparent;
  border: 1px solid var(--gold-line);
  padding: 1em 1.8em;
  transition: all 0.3s var(--ease);
}
.btn:hover {
  border-color: var(--gold);
  color: var(--ivory);
  background: rgba(184, 147, 79, 0.08);
}
.btn--primary {
  border-color: var(--gold);
  color: var(--gold-soft);
}
.btn--primary:hover {
  background: var(--gold);
  color: var(--london-black);
}
.btn--solid {
  background: var(--gold);
  color: var(--london-black);
  border-color: var(--gold);
}
.btn--solid:hover {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
  color: var(--london-black);
}
.section--ivory .btn {
  color: var(--on-ivory);
  border-color: var(--gold-line);
}
.section--ivory .btn--primary {
  color: var(--oxide);
  border-color: var(--oxide);
}
.section--ivory .btn--primary:hover {
  background: var(--oxide);
  color: var(--ivory);
}
.textlink {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-soft);
}
.textlink::after {
  content: "→";
  transition: transform 0.3s var(--ease);
}
.textlink:hover::after {
  transform: translateX(4px);
}

/* ── Framed content (double hairline + tiny corner ticks) ──────────────── */
.framed {
  position: relative;
  border: 1px solid var(--gold-line);
  padding: clamp(1.4rem, 3vw, 2.6rem);
}
.framed::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--gold-faint);
  pointer-events: none;
}

/* ── Grids ─────────────────────────────────────────────────────────────── */
.grid {
  display: grid;
  gap: var(--space-m);
}
.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}
.split {
  display: grid;
  gap: var(--space-l);
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
}

/* ── Cards (bordered, with a drawing reference — never floating white) ──── */
.card {
  position: relative;
  border: 1px solid var(--ivory-line);
  padding: var(--space-m);
  background: rgba(255, 255, 255, 0.012);
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease),
    background 0.35s var(--ease);
}
.card:hover {
  border-color: var(--gold-line);
  background: rgba(184, 147, 79, 0.04);
  transform: translateY(-3px);
}
.card__ref {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: var(--space-s);
}
.card h3 {
  font-size: var(--step-1);
  margin-bottom: 0.4rem;
}
.card p {
  font-size: var(--step-0);
  color: var(--text-dim);
}
.card__links {
  margin-top: var(--space-s);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
}
.card__links a {
  font-size: var(--step--1);
  color: var(--text);
  border-bottom: 1px solid transparent;
}
.card__links a:hover {
  color: var(--gold-soft);
  border-color: var(--gold-line);
}

/* ── Architectural contents list (services) ───────────────────────────── */
.contents {
  border-top: 1px solid var(--gold-line);
}
.contents__row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: var(--space-m);
  padding-block: var(--space-m);
  border-bottom: 1px solid var(--ivory-line);
}
.contents__num {
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--gold);
  line-height: 1;
}
.contents__items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  margin-top: var(--space-xs);
}
.contents__items a {
  color: var(--text);
  font-size: var(--step-0);
}
.contents__items a:hover {
  color: var(--gold-soft);
}

/* ── Process stages ───────────────────────────────────────────────────── */
.process {
  counter-reset: stage;
  border-top: 1px solid var(--gold-line);
}
.stage {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: var(--space-m);
  padding-block: var(--space-l);
  border-bottom: 1px solid var(--ivory-line);
}
.stage__num {
  font-family: var(--font-display);
  font-size: var(--step-3);
  color: var(--gold);
  line-height: 0.9;
}
.stage__num small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--text-dim);
  margin-top: 0.4rem;
}
.stage h3 {
  font-size: var(--step-2);
  margin-bottom: 0.5rem;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding-top: clamp(2rem, 6vh, 5rem);
  padding-bottom: var(--space-xl);
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: var(--space-l);
  align-items: center;
}
.hero h1 {
  margin-block: 0.4em 0.3em;
}
.hero__art {
  position: relative;
}
.hero__art svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

/* Townhouse "draws itself": paths use pathLength="1" so one rule fits all. */
.draw path,
.draw line,
.draw rect,
.draw polyline,
.draw circle {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw-in 1.9s var(--ease) forwards;
}
.draw [data-delay="1"] {
  animation-delay: 0.35s;
}
.draw [data-delay="2"] {
  animation-delay: 0.7s;
}
.draw [data-delay="3"] {
  animation-delay: 1.05s;
}
.draw .fade-in {
  animation: art-fade 1s var(--ease) forwards;
  animation-delay: 1.2s;
  opacity: 0;
  stroke-dasharray: none;
  stroke-dashoffset: 0;
}
@keyframes draw-in {
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes art-fade {
  to {
    opacity: 1;
  }
}
/* The door leaf swings open a touch once the line work has drawn.
   Hinge on the LEFT edge so it opens inward with the knob (on the right) as the
   free/opening edge — a sensible front door rather than a knob on the hinge. */
.door-leaf {
  transform-box: fill-box;
  transform-origin: left center;
  animation: door-open 1.1s var(--ease) forwards;
  animation-delay: 1.5s;
}
@keyframes door-open {
  to {
    /* 2D foreshorten toward the left hinge — reads as the door opening inward,
       and is reliable on iOS Safari, which mishandles 3D perspective on SVG
       (there it appeared to swing outward). */
    transform: scaleX(0.46);
  }
}

/* ── Sketch-to-reality slider ─────────────────────────────────────────── */
.reveal-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--gold-line);
  user-select: none;
  touch-action: pan-y;
  background: var(--charcoal);
}
.reveal-slider__layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.reveal-slider__top {
  clip-path: inset(0 0 0 50%);
}
.reveal-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: var(--gold);
  transform: translateX(-50%);
}
.reveal-slider__grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2.8rem;
  height: 2.8rem;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: rgba(11, 11, 9, 0.7);
  display: grid;
  place-items: center;
  color: var(--gold);
  font-size: 0.9rem;
  backdrop-filter: blur(2px);
}
.reveal-slider__tag {
  position: absolute;
  bottom: 0.8rem;
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ivory);
  background: rgba(11, 11, 9, 0.55);
  padding: 0.3em 0.7em;
  border: 1px solid var(--gold-faint);
}
.reveal-slider__tag--l {
  left: 0.8rem;
}
.reveal-slider__tag--r {
  right: 0.8rem;
}

/* ── Prose (articles / long copy) ─────────────────────────────────────── */
.prose {
  max-width: var(--measure);
}
.prose > * + * {
  margin-top: 1.3em;
}
.prose h2 {
  font-size: var(--step-2);
  margin-top: 2em;
}
.prose h3 {
  font-size: var(--step-1);
  margin-top: 1.6em;
}
.prose ul,
.prose ol {
  padding-left: 1.3em;
}
.prose ul {
  list-style: none;
}
.prose ul li {
  position: relative;
  padding-left: 1.3em;
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 0.55em;
  height: 1px;
  background: var(--gold);
}
.prose ol {
  list-style: decimal;
}
.prose li + li {
  margin-top: 0.5em;
}
.prose a {
  border-bottom: 1px solid var(--gold-line);
}
.prose blockquote {
  border-left: 1px solid var(--gold);
  padding-left: var(--space-m);
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--ivory);
}

/* ── Forms ─────────────────────────────────────────────────────────────── */
.field {
  display: block;
  margin-bottom: var(--space-m);
}
.field > span {
  display: block;
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--step-0);
  color: var(--ivory);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--ivory-line);
  border-radius: 0;
  padding: 0.85em 1em;
  transition: border-color 0.25s var(--ease);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--gold);
  outline: none;
}
.field textarea {
  min-height: 9rem;
  resize: vertical;
}
.field input[type="file"] {
  padding: 0.6em;
  color: var(--text-dim);
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--space-m);
}
.form-grid .field--full {
  grid-column: 1 / -1;
}

/* ── Header / navigation ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--gold-line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-m);
  padding-block: 1rem;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--ivory);
  line-height: 1;
}
.brand b {
  font-weight: 600;
}
.brand span {
  color: var(--gold);
}
.brand small {
  font-family: var(--font-body);
  font-size: 0.58rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 1.9rem);
}
.nav__links > li > a {
  font-size: 0.8rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text);
}
.nav__links > li > a:hover,
.nav__links > li.is-current > a {
  color: var(--gold-soft);
}
.nav__cta {
  display: flex;
  align-items: center;
  gap: var(--space-s);
}
.nav__toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--gold-line);
  background: transparent;
  color: var(--ivory);
  font-size: 1.1rem;
}
.nav__cta-item {
  display: none;
}

/* Services mega-menu (desktop hover/focus) */
.nav__menu-logo {
  display: none; /* desktop: the header brand is visible; only show in the mobile panel */
}
.has-menu {
  position: relative;
}
.megamenu {
  position: absolute;
  top: calc(100% + 1rem);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: min(92vw, 720px);
  background: var(--charcoal);
  border: 1px solid var(--gold-line);
  padding: var(--space-m);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  z-index: 70;
}
/* Invisible bridge across the gap so moving the cursor from "Services" down to
   the panel doesn't drop :hover and close the menu before you reach it. */
.megamenu::before {
  content: "";
  position: absolute;
  top: -1.4rem;
  left: 0;
  right: 0;
  height: 1.4rem;
}
.has-menu:hover .megamenu,
.has-menu:focus-within .megamenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.megamenu h4 {
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.megamenu li + li {
  margin-top: 0.4rem;
}
.megamenu a {
  color: var(--text);
  font-size: 0.92rem;
}
.megamenu a:hover {
  color: var(--ivory);
}

/* ── Townhouse side rail (desktop journey indicator) ──────────────────── */
.rail {
  position: fixed;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 40;
  display: none;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1rem 0.6rem;
}
.rail__floor {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.3s var(--ease);
}
.rail__floor .tick {
  width: 1.6rem;
  height: 1px;
  background: var(--ivory-line);
  transition: background 0.3s var(--ease), width 0.3s var(--ease);
}
.rail__floor.is-active {
  color: var(--gold-soft);
}
.rail__floor.is-active .tick {
  background: var(--gold);
  width: 2.4rem;
}

/* ── Footer (stone foundation) ────────────────────────────────────────── */
.site-footer {
  background: #060605;
  border-top: 1px solid var(--gold-line);
  padding-top: var(--space-l);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--space-l);
  padding-bottom: var(--space-l);
}
.footer-brand .brand {
  font-size: 1.5rem;
}
.footer-col h5 {
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: var(--space-s);
}
.footer-col li + li {
  margin-top: 0.5rem;
}
.footer-col a {
  color: var(--text-dim);
  font-size: 0.9rem;
}
.footer-col a:hover {
  color: var(--ivory);
}
.footer-bottom {
  border-top: 1px solid var(--ivory-line);
  padding-block: var(--space-m);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-s);
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ── Breadcrumbs ──────────────────────────────────────────────────────── */
.crumbs {
  padding-block: var(--space-m) 0;
}
.crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5em;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.crumbs__list li {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
}
.crumbs a {
  color: var(--text-dim);
}
.crumbs a:hover {
  color: var(--gold-soft);
}
.crumbs [aria-current] {
  color: var(--gold-soft);
}
.crumbs__sep {
  color: var(--gold);
  opacity: 0.5;
}

/* ── Page hero (inner pages) ──────────────────────────────────────────── */
.page-hero {
  padding-block: var(--space-l) var(--space-m);
}
.page-hero h1 {
  margin-top: 0.3em;
  max-width: 18ch;
}
.page-hero .lede {
  margin-top: var(--space-m);
  max-width: 60ch;
}

/* ── Misc ─────────────────────────────────────────────────────────────── */
.meta-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-s);
  border-top: 1px solid var(--gold-line);
  border-bottom: 1px solid var(--gold-line);
  padding-block: var(--space-m);
}
.meta-list dt {
  font-size: 0.64rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.3rem;
}
.meta-list dd {
  color: var(--ivory);
  font-size: 0.95rem;
}
.tag {
  display: inline-block;
  font-size: 0.64rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--ivory-line);
  padding: 0.3em 0.7em;
}
.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;
}
.post-list {
  border-top: 1px solid var(--gold-line);
}
.post-list__item {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: var(--space-m);
  padding-block: var(--space-m);
  border-bottom: 1px solid var(--ivory-line);
}
.post-list__item time {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding-top: 0.5rem;
}
.post-list__item h3 {
  font-size: var(--step-1);
}
.post-list__item p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-top: 0.4rem;
}

/* ── Scroll reveal ────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (min-width: 1280px) {
  .rail {
    display: flex;
  }
}

@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-m);
  }
  .hero__art {
    order: -1;
    max-width: 460px;
  }
  .split {
    grid-template-columns: 1fr;
  }
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-m);
  }

  /* Mobile nav */
  .nav__links {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 70; /* above .nav__backdrop (55) so the panel isn't dimmed/blurred */
    width: min(86vw, 360px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--charcoal);
    border-left: 1px solid var(--gold-line);
    padding: 0 var(--space-m) var(--space-m);
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
    overflow-y: auto;
  }
  .nav[data-open="true"] .nav__links {
    transform: translateX(0);
  }
  /* Sticky logo header inside the open menu. */
  .nav__links > li.nav__menu-logo {
    display: block;
    position: sticky;
    top: 0;
    width: auto;
    margin: 0 calc(-1 * var(--space-m)) 0.4rem;
    padding: 1rem var(--space-m) 0.9rem;
    background: var(--charcoal);
    border-bottom: 1px solid var(--gold-line);
    z-index: 4;
  }
  .nav__links > li.nav__menu-logo > a {
    display: inline-block;
    padding: 0;
    border: 0;
  }
  .nav__links > li.nav__menu-logo img {
    height: 58px;
    width: auto;
  }
  .nav__links > li {
    width: 100%;
    border-bottom: 1px solid var(--ivory-line);
  }
  .nav__links > li > a {
    display: block;
    padding-block: 1rem;
    font-size: 0.95rem;
  }
  .megamenu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    width: 100%;
    grid-template-columns: 1fr;
    border: 0;
    padding: 0 0 1rem;
    background: transparent;
    gap: var(--space-s);
  }
  .megamenu h4 {
    margin-top: 0.6rem;
  }
  .megamenu a {
    display: block;
    padding-block: 0.4rem; /* comfortable touch target on mobile */
  }
  .nav__toggle {
    display: block;
    z-index: 80;
  }
  .nav__cta {
    display: none;
  }
  .nav__cta-item {
    display: block;
    width: 100%;
  }
  .nav__cta-item .btn {
    width: 100%;
    justify-content: center;
    margin-top: 1.2rem;
  }
}

@media (max-width: 560px) {
  .grid--3,
  .grid--4,
  .form-grid {
    grid-template-columns: 1fr;
  }
  .stage,
  .post-list__item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  .contents__row {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Logo ─────────────────────────────────────────────────────────────── */
.brand__logo {
  height: 66px;
  width: auto;
  display: block;
}
.footer-brand .brand__logo {
  height: 104px;
}
@media (max-width: 560px) {
  .brand__logo {
    height: 56px;
  }
}

/* ── Sticky glass header ──────────────────────────────────────────────── */
/* Glassmorphism lives on a ::before pseudo-element, NOT the header itself —
   a backdrop-filter on .site-header would make it the containing block for the
   fixed mobile menu and clip it to the bar height. */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--gold-line);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04), 0 10px 30px rgba(0, 0, 0, 0.35);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(11, 11, 9, 0.5);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  backdrop-filter: blur(18px) saturate(150%);
  transition: background 0.3s var(--ease);
}
.site-header.is-scrolled::before {
  background: rgba(11, 11, 9, 0.82);
}

/* ── Hamburger (three bars → X) ───────────────────────────────────────── */
.nav__toggle {
  position: relative;
  padding: 0;
}
.nav__toggle .bar {
  display: block;
  width: 20px;
  height: 1.5px;
  margin: 4.5px auto;
  background: var(--ivory);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.nav[data-open="true"] .nav__toggle .bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav[data-open="true"] .nav__toggle .bar:nth-child(2) {
  opacity: 0;
}
.nav[data-open="true"] .nav__toggle .bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu backdrop */
.nav__backdrop {
  position: fixed;
  inset: 0;
  z-index: 55;
  background: rgba(6, 6, 5, 0.55);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease);
}
.nav[data-open="true"] ~ .nav__backdrop,
.nav[data-open="true"] .nav__backdrop {
  opacity: 1;
  visibility: visible;
}

/* ── Image cards & figures ────────────────────────────────────────────── */
.media-card {
  position: relative;
  display: block;
  border: 1px solid var(--ivory-line);
  background: rgba(255, 255, 255, 0.012);
  overflow: hidden;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}
.media-card:hover {
  border-color: var(--gold-line);
  transform: translateY(-3px);
}
.media-card__img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.media-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.media-card:hover .media-card__img img {
  transform: scale(1.05);
}
.media-card__ref {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  z-index: 2;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(11, 11, 9, 0.62);
  border: 1px solid var(--gold-faint);
  padding: 0.3em 0.7em;
}
.media-card__body {
  padding: var(--space-m);
}
.media-card__body h3 {
  font-size: var(--step-1);
  margin-bottom: 0.3rem;
}
.media-card__body p {
  color: var(--text-dim);
  font-size: 0.95rem;
}
.media-card--compact .media-card__body {
  padding: var(--space-s) var(--space-m);
}
.media-card--compact .media-card__body h3 {
  font-size: var(--step-0);
  font-family: var(--font-body);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Single framed image (service hero, etc.) */
.media-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--gold-line);
  overflow: hidden;
}
.media-figure::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid var(--gold-faint);
  pointer-events: none;
  z-index: 2;
}
.media-figure img {
  width: 100%;
  height: auto;
  display: block;
}
.media-figure--cover img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
figcaption {
  font-size: 0.78rem;
  color: var(--text-dim);
  padding: 0.7rem 0.2rem 0;
}

/* Project gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-s);
}
.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--ivory-line);
}
@media (max-width: 560px) {
  .gallery {
    grid-template-columns: 1fr;
  }
}

/* ── Link card (/links/) ──────────────────────────────────────────────── */
.linkpage {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(2rem, 6vw, 4rem) 1.25rem;
  background: radial-gradient(
    120% 80% at 50% 0%,
    rgba(184, 147, 79, 0.08),
    transparent 60%
  );
}
.linkpage__inner {
  width: min(100%, 440px);
}
.linkpage__logo {
  height: clamp(96px, 26vw, 130px);
  width: auto;
  margin: 0 auto 1.4rem;
}
.linkpage h1 {
  font-size: var(--step-2);
  line-height: 1.1;
}
.linkpage__tagline {
  color: var(--text-dim);
  margin: 0.7rem auto 2rem;
  max-width: 32ch;
  font-size: 0.95rem;
}
.linkbtn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  width: 100%;
  padding: 1.05em 1.2em;
  margin-bottom: 0.75rem;
  border: 1px solid var(--gold-line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--ivory);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease),
    transform 0.25s var(--ease);
}
.linkbtn:hover {
  border-color: var(--gold);
  background: rgba(184, 147, 79, 0.08);
  color: var(--ivory);
  transform: translateY(-1px);
}
.linkbtn--primary {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--london-black);
}
.linkbtn--primary:hover {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
  color: var(--london-black);
}
.linkbtn svg {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
}
.linkpage__socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 0.3rem;
}
.linkpage__socials .linkbtn {
  width: auto;
  flex: 1 1 9rem;
  margin-bottom: 0;
}
.linkpage__qr {
  margin-top: 2.75rem;
}
.linkpage__qr img {
  width: 140px;
  height: 140px;
  border: 1px solid var(--gold-line);
  display: block;
  margin: 0 auto;
}
.linkpage__qr p {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.8rem;
}
.linkpage__foot {
  margin-top: 2rem;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

/* ── Cookie consent banner ────────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 95;
  max-width: 700px;
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--charcoal);
  border: 1px solid var(--gold-line);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
}
.cookie-banner[hidden] {
  display: none;
}
.cookie-banner p {
  margin: 0;
  flex: 1 1 16rem;
  max-width: none;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--text);
}
.cookie-banner__actions {
  display: flex;
  gap: 0.6rem;
  flex: 0 0 auto;
}
.cookie-banner .btn {
  padding: 0.7em 1.3em;
  font-size: 0.68rem;
}
@media (max-width: 560px) {
  .cookie-banner {
    left: 0;
    right: 0;
    bottom: 0;
    border-inline: 0;
  }
  .cookie-banner__actions {
    width: 100%;
  }
  .cookie-banner__actions .btn {
    flex: 1;
    justify-content: center;
  }
}

/* Link-style button (e.g. footer "Cookie settings"). */
.btn-link {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.btn-link:hover {
  color: var(--ivory);
}

/* ── Reduced motion ───────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .draw path,
  .draw line,
  .draw rect,
  .draw polyline,
  .draw circle {
    stroke-dashoffset: 0 !important;
  }
  .draw .fade-in {
    opacity: 1 !important;
  }
  .door-leaf {
    transform: none !important;
  }
}