/* ==========================================================================
   Trilux Design — Material Design 3 (M3) theme
   Tokens follow the M3 spec naming (md.sys.*). The page alternates light
   (bone) and dark (ink) surfaces; color ROLES are re-scoped per panel so
   every component adapts automatically. Legacy custom-property aliases at
   the bottom keep the admin/project pages working unchanged.
   Fonts: Roboto (the Material standard typeface), loaded via <link>.
   ========================================================================== */

:root {
  /* ---- M3 color roles — LIGHT scheme (bone surfaces) ---- */
  --md-primary: #8a5f1e;
  --md-on-primary: #ffffff;
  --md-primary-container: #e4c07a;
  --md-on-primary-container: #2c1e00;
  --md-surface: #f7f1e6;
  --md-on-surface: #221c18;
  --md-surface-variant: #ede5d5;
  --md-on-surface-variant: #6b6259;
  --md-surface-container: #efe9dc;
  --md-outline: #7a6f60;
  --md-outline-variant: #d9d2c4;
  --md-inverse-surface: #2a211d;
  --md-on-inverse-surface: #f2ede4;
  --md-scrim: rgba(20, 16, 16, 0.55);
  --md-error: #b3261e;

  /* ---- M3 shape scale ---- */
  --md-shape-xs: 4px;
  --md-shape-sm: 8px;
  --md-shape-md: 12px;
  --md-shape-lg: 16px;
  --md-shape-xl: 24px;
  --md-shape-full: 999px;

  /* ---- M3 elevation (key + ambient shadows) ---- */
  --md-elevation-1:
    0 1px 2px rgba(0, 0, 0, 0.3),
    0 1px 3px 1px rgba(0, 0, 0, 0.15);
  --md-elevation-2:
    0 1px 2px rgba(0, 0, 0, 0.3),
    0 2px 6px 2px rgba(0, 0, 0, 0.15);
  --md-elevation-3:
    0 1px 3px rgba(0, 0, 0, 0.3),
    0 4px 8px 3px rgba(0, 0, 0, 0.15);

  /* ---- M3 type scale (Roboto) ---- */
  --md-display-large: clamp(3.25rem, 8vw, 6.5rem);
  --md-display-medium: clamp(2.5rem, 6vw, 3.75rem);
  --md-headline-large: clamp(2.25rem, 5vw, 3.25rem);
  --md-headline-medium: clamp(1.75rem, 3.5vw, 2.5rem);
  --md-title-large: clamp(1.125rem, 2vw, 1.375rem);
  --md-body-large: 1rem;
  --md-body-medium: 0.875rem;
  --md-body-small: 0.8125rem;
  --md-label-large: 0.875rem;
  --md-label-medium: 0.75rem;
  --md-label-small: 0.6875rem;

  --font-sans: "Roboto", "Helvetica Neue", Arial, system-ui, sans-serif;

  /* ---- spacing ---- */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;
  --sp-9: 96px;
  --sp-10: 128px;
  --sp-11: 160px;
  --sp-12: 200px;

  /* ---- layout ---- */
  --content-max: 1360px;
  --margin: 80px;
  --section-pad: 160px;

  /* ---- M3 motion: emphasized easing ---- */
  --ease-out: cubic-bezier(0.2, 0, 0, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 160ms;
  --dur-base: 280ms;
  --dur-slow: 560ms;
  --stagger: 60ms;
}

/* Dark-surface scheme: applied on ink panels and the hero (over imagery).
   All roles flip; components inherit automatically. */
.panel-ink,
.hero {
  --md-primary: #e4c07a;
  --md-on-primary: #452f00;
  --md-primary-container: #5c4200;
  --md-on-primary-container: #ffe9b8;
  --md-surface: #1b1512;
  --md-on-surface: #f2ede4;
  --md-surface-variant: #241c18;
  --md-on-surface-variant: #a89f92;
  --md-surface-container: #241c18;
  --md-outline: #93897c;
  --md-outline-variant: #3d332d;
  --md-inverse-surface: #f2ede4;
  --md-on-inverse-surface: #221c18;
}

@media (max-width: 1439px) and (min-width: 1024px) {
  :root { --margin: 48px; --section-pad: 160px; }
}
@media (max-width: 1023px) and (min-width: 768px) {
  :root { --margin: 40px; --section-pad: 112px; }
}
@media (max-width: 767px) {
  :root { --margin: 20px; --section-pad: 72px; }
}

/* ==========================================================================
   Reset
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--md-body-large);
  line-height: 1.65;
  background: var(--md-surface);
  color: var(--md-on-surface);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
/* <picture> is a wrapper only — the <img> inside keeps the place in the
   layout it had before the WebP fallback was added. */
picture { display: contents; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--md-primary-container); color: var(--md-on-primary-container); }

/* focus-visible — M3 focus ring */
:focus-visible {
  outline: 2px solid var(--md-primary);
  outline-offset: 3px;
  border-radius: var(--md-shape-xs);
}

/* skip link — M3 pill */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--sp-4);
  z-index: 999;
  background: var(--md-primary);
  color: var(--md-on-primary);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--md-shape-full);
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: var(--sp-4); }

/* ==========================================================================
   Layout primitives
   ========================================================================== */

.wrap {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--margin);
}

.panel-ink { background: var(--md-surface); color: var(--md-on-surface); }
.panel-bone { background: var(--md-surface); color: var(--md-on-surface); }
/* bone panels sit on the light scheme explicitly (in case nested in ink) */
.panel-bone {
  --md-primary: #8a5f1e;
  --md-on-primary: #ffffff;
  --md-primary-container: #e4c07a;
  --md-on-primary-container: #2c1e00;
  --md-surface: #f7f1e6;
  --md-on-surface: #221c18;
  --md-surface-variant: #ede5d5;
  --md-on-surface-variant: #6b6259;
  --md-surface-container: #efe9dc;
  --md-outline: #7a6f60;
  --md-outline-variant: #d9d2c4;
  --md-inverse-surface: #2a211d;
  --md-on-inverse-surface: #f2ede4;
}

section[class] { padding-block: var(--section-pad); }

/* eyebrow — M3 overline */
.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
  color: var(--md-primary);
}
.eyebrow::before { content: "—"; }

h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 400;
  letter-spacing: -0.015em;
}

.section-title {
  font-size: var(--md-headline-large);
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.hairline { border: none; border-top: 1px solid var(--md-outline-variant); margin: 0; }

/* ==========================================================================
   Buttons — M3 filled button (pill, state layer, hover elevation)
   Roles come from the scoped scheme: on ink panels they invert automatically.
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 40px;
  padding: 0 24px;
  border: none;
  border-radius: var(--md-shape-full);
  font-family: var(--font-sans);
  font-size: var(--md-label-large);
  font-weight: 500;
  letter-spacing: 0.1px;
  background: var(--md-primary);
  color: var(--md-on-primary);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  user-select: none;
  transition:
    box-shadow var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out);
  will-change: transform;
}
/* M3 state layer */
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
  pointer-events: none;
}
.btn:hover::after { opacity: 0.08; }
.btn:active::after { opacity: 0.12; }
.btn:hover { box-shadow: var(--md-elevation-1); }

/* legacy variants — kept as no-ops so old markup (admin/project) renders */
.btn-on-ink, .btn-on-bone { /* scheme handles colors */ }

/* M3 tonal (secondary container) button — used for secondary CTAs */
.btn--tonal {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

/* icon trailing/leading inside buttons */
.btn__icon {
  font-size: 18px;
  margin-inline-start: var(--sp-1);
  transition: transform var(--dur-fast) var(--ease-out);
}
.btn:hover .btn__icon { transform: translateX(2px); }

/* M3 standard icon button (footer back-to-top) */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--md-shape-full);
  color: inherit;
  position: relative;
  overflow: hidden;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.icon-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  border-radius: inherit;
  transition: opacity var(--dur-fast) var(--ease-out);
  pointer-events: none;
}
.icon-btn:hover::after { opacity: 0.08; }
.icon-btn:hover { color: var(--md-primary); }

/* Material Symbols base */
.material-symbols-rounded {
  font-family: "Material Symbols Rounded";
  font-weight: normal;
  font-style: normal;
  font-size: 20px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
  font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
  vertical-align: middle;
}

/* contact rows with leading icons */
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--md-on-surface);
}
.contact-link .material-symbols-rounded { color: var(--md-primary); }

/* M3 ripple — JS appends span.ripple; keyframes below.
   Targets need clipping for the bounded effect. */
.pagination__dot,
.thumb-grid button,
.nav__link { position: relative; overflow: hidden; }
.ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: ripple-out 500ms var(--ease-out) forwards;
  background: currentColor;
  opacity: 0.16;
  pointer-events: none;
}
@keyframes ripple-out {
  to { transform: scale(2.6); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .ripple { animation: none; opacity: 0; } }

/* M3 FAB — WhatsApp, mobile only */
.fab-wa {
  position: fixed;
  right: var(--sp-4);
  bottom: var(--sp-4);
  z-index: 90;
  display: none;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--md-shape-lg);
  background: var(--md-primary);
  color: var(--md-on-primary);
  box-shadow: var(--md-elevation-3);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.fab-wa:hover { transform: scale(1.06); box-shadow: var(--md-elevation-3), 0 0 0 8px color-mix(in srgb, var(--md-primary) 12%, transparent); }
.fab-wa .material-symbols-rounded { font-size: 26px; }
@media (max-width: 767px) { .fab-wa { display: inline-flex; } }

/* scrollspy indicator */
.nav__link.is-scrolled-active { color: var(--md-primary); }

/* ==========================================================================
   M3 scroll progress bar
   ========================================================================== */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: var(--md-primary);
  z-index: 101;
  transition: background-color var(--dur-fast) var(--ease-out);
}

/* ==========================================================================
   Hero parallax + zoom on scroll (JS-driven, gated by reduced-motion)
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
  .hero__bg { will-change: transform; }
}

/* ==========================================================================
   S4.5 — Design Simulator (M3 segmented button / slider / filter chips / card)
   ========================================================================== */

.sim__sub {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  max-width: 60ch;
  margin-top: var(--sp-2);
  margin-bottom: 0;
}
.sim__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-9);
  align-items: start;
}
.sim__controls { display: flex; flex-direction: column; gap: var(--sp-7); }
.sim__label {
  font-size: var(--md-label-large);
  font-weight: 500;
  color: var(--md-on-surface);
  margin-bottom: var(--sp-3);
}
.sim__label output { color: var(--md-primary); font-variant-numeric: tabular-nums; }

/* M3 segmented button */
.seg {
  display: inline-flex;
  border: 1px solid var(--md-outline);
  border-radius: var(--md-shape-full);
  overflow: hidden;
  width: fit-content;
}
.seg__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-1);
  padding: var(--sp-2) var(--sp-5);
  min-height: 40px;
  background: none;
  border: none;
  border-left: 1px solid var(--md-outline);
  font-size: var(--md-label-large);
  font-weight: 500;
  color: var(--md-on-surface);
  cursor: pointer;
  position: relative;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.seg__btn:first-child { border-left: none; }
.seg__btn[aria-pressed="true"] {
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}

/* M3 slider */
.m3-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 44px;
  background: transparent;
  cursor: pointer;
}
.m3-slider::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(
    to right,
    var(--md-primary) var(--m3-fill, 20%),
    var(--md-surface-variant) var(--m3-fill, 20%)
  );
}
.m3-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--md-primary);
  border: 2px solid var(--md-surface);
  box-shadow: var(--md-elevation-1);
  margin-top: -8px;
  transition: transform var(--dur-fast) var(--ease-out);
}
.m3-slider:hover::-webkit-slider-thumb,
.m3-slider:active::-webkit-slider-thumb { transform: scale(1.15); }
.m3-slider:focus-visible::-webkit-slider-thumb { outline: 2px solid var(--md-primary); outline-offset: 2px; }
.m3-slider::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: var(--md-surface-variant);
}
.m3-slider::-moz-range-progress {
  height: 4px;
  border-radius: 2px;
  background: var(--md-primary);
}
.m3-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--md-primary);
  border: 2px solid var(--md-surface);
  box-shadow: var(--md-elevation-1);
}
.sim__minmax {
  display: flex;
  justify-content: space-between;
  font-size: var(--md-label-small);
  color: var(--md-on-surface-variant);
  margin-top: calc(-1 * var(--sp-2));
}

/* M3 filter chips */
.fchips { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.fchip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: 32px;
  padding: 0 var(--sp-4);
  border: 1px solid var(--md-outline);
  border-radius: var(--md-shape-sm);
  background: none;
  font-size: var(--md-label-large);
  font-weight: 500;
  color: var(--md-on-surface);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition:
    background var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}
.fchip[aria-pressed="true"] {
  background: var(--md-secondary-container, #e4c07a);
  border-color: transparent;
  color: var(--md-on-secondary-container, #2c1e00);
}
.fchip[aria-pressed="true"]::before {
  content: "✓";
  font-size: var(--md-label-small);
  color: inherit;
}
.fchip:hover { background: color-mix(in srgb, currentColor 8%, transparent); }
.fchip[aria-pressed="true"]:hover { background: #dcc07e; }

/* M3 elevated card — estimate */
.sim__card {
  background: var(--md-surface-container, #efe9dc);
  border-radius: var(--md-shape-xl);
  box-shadow: var(--md-elevation-1);
  padding: var(--sp-7);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.sim__card-label {
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
}
.sim__est {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--md-on-surface);
  font-variant-numeric: tabular-nums;
  min-height: 1.2em;
}
.sim__note {
  font-size: var(--md-body-small);
  color: var(--md-primary);
  font-weight: 500;
}
.sim__fine {
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
}
.sim__ctas { display: flex; gap: var(--sp-4); flex-wrap: wrap; margin-top: var(--sp-2); }
.sim__form { display: flex; gap: var(--sp-3); flex-wrap: wrap; margin-top: var(--sp-2); }
.sim__input {
  flex: 1;
  min-width: 220px;
  height: 40px;
  padding: 0 var(--sp-4);
  border: 1px solid var(--md-outline);
  border-radius: var(--md-shape-sm);
  background: var(--md-surface);
  color: var(--md-on-surface);
  font: inherit;
  font-size: var(--md-body-medium);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.sim__input:focus {
  border-color: var(--md-primary);
  box-shadow: inset 0 0 0 1px var(--md-primary);
}
.sim__input::placeholder { color: var(--md-on-surface-variant); }
.sim__select { min-width: 180px; cursor: pointer; }

/* §13.4 lapis 1 — honeypot: tetap "terlihat" bagi bot pembaca DOM, tapi di luar
   layar dan di luar urutan tab bagi manusia (aria-hidden + tabindex="-1" di HTML). */
.sim__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* §17.2 — persetujuan data: tidak pernah tercentang sendiri. */
.sim__consent {
  flex: 1 1 100%;
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
  line-height: 1.45;
  cursor: pointer;
}
.sim__consent input {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 1px 0 0;
  accent-color: var(--md-primary);
  cursor: pointer;
}
.sim__consent input:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; }

/* §13.3 — pesan error inline, menyebutkan cara memperbaiki. */
.sim__formerr {
  flex: 1 1 100%;
  margin: 0;
  font-size: var(--md-body-small);
  color: var(--md-error);
}

/* `hidden` kalah dari deklarasi display author (.sim__form { display: flex }),
   jadi dua elemen ini perlu penegasan eksplisit. */
.sim__form[hidden],
.sim__formerr[hidden] { display: none; }

/* M3 snackbar */
.snackbar {
  position: fixed;
  left: 50%;
  bottom: var(--sp-5);
  transform: translate(-50%, 150%);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  background: var(--md-inverse-surface);
  color: var(--md-on-inverse-surface);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--md-shape-xs);
  box-shadow: var(--md-elevation-3);
  font-size: var(--md-body-medium);
  z-index: 120;
  transition: transform var(--dur-base) var(--ease-out);
  max-width: min(90vw, 480px);
}
.snackbar.is-open { transform: translate(-50%, 0); }
.snackbar .material-symbols-rounded { color: #7ddf8e; font-size: 20px; }
@media (max-width: 767px) {
  .snackbar { bottom: calc(var(--sp-5) + 64px); } /* clear the FAB */
}

/* spotlight lens — work media hover */
.work__media .lens {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
  background:
    radial-gradient(
      circle 180px at var(--lens-x, 50%) var(--lens-y, 50%),
      transparent 0%,
      transparent 55%,
      rgba(20, 16, 16, 0.25) 100%
    );
  z-index: 1;
}
.work__media:hover .lens { opacity: 1; }

@media (max-width: 1023px) {
  .sim__grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   NavBar — M3 top app bar
   ========================================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: var(--sp-5);
  color: var(--md-on-surface);
  /* dark app-bar roles */
  --md-surface: #1b1512;
  --md-on-surface: #f2ede4;
  --md-surface-variant: #241c18;
  --md-on-surface-variant: #a89f92;
  --md-primary: #e4c07a;
  --md-on-primary: #452f00;
  --md-outline-variant: #3d332d;
  transition:
    background var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    padding var(--dur-base) var(--ease-out);
}
.nav.is-scrolled {
  background: rgba(27, 21, 18, 0.88);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: var(--md-elevation-2);
  padding-block: var(--sp-3);
}
.nav__inner {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--margin);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}
.nav__list {
  list-style: none;
  display: flex;
  gap: var(--sp-2);
  margin: 0;
  padding: 0;
  flex: 1;
}
.nav__list--right { justify-content: flex-end; }

/* M3 nav item — pill with state layer */
.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--md-shape-full);
  color: var(--md-on-surface);
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.nav__link:hover {
  background: color-mix(in srgb, currentColor 8%, transparent);
}
.nav__link.is-active { color: var(--md-primary); }

.nav__logo {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.01em;
  color: var(--md-on-surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.1;
}
.nav__logo-mark {
  width: 22px;
  height: 22px;
  margin-bottom: 4px;
}
.nav__logo-sub {
  font-size: var(--md-label-small);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
  margin-top: 2px;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: var(--md-shape-full);
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease-out);
}
.nav__toggle:hover { background: rgba(242, 237, 228, 0.08); }
.nav__toggle-bars { position: relative; width: 20px; height: 14px; }
.nav__toggle-bars span {
  position: absolute;
  left: 0;
  right: 0;
  height: 1.5px;
  border-radius: 2px;
  background: var(--md-on-surface);
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.nav__toggle-bars span:nth-child(1) { top: 0; }
.nav__toggle-bars span:nth-child(2) { top: 6px; }
.nav__toggle-bars span:nth-child(3) { top: 12px; }
.nav-open .nav__toggle-bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .nav__toggle-bars span:nth-child(2) { opacity: 0; }
.nav-open .nav__toggle-bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav__overlay {
  position: fixed;
  inset: 0;
  background: #141010;
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out);
}
.nav-open .nav__overlay { opacity: 1; pointer-events: auto; }
.nav__overlay a {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1.75rem;
  padding: var(--sp-2) var(--sp-6);
  border-radius: var(--md-shape-full);
  color: #f2ede4;
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.nav__overlay a:hover { color: #e4c07a; background: rgba(228, 192, 122, 0.08); }

/* ==========================================================================
   S1 — Hero
   ========================================================================== */

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: var(--sp-9);
  padding-top: var(--sp-9);
  color: var(--md-on-surface);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
/* WebGL liquid-form ambience (hero-fx.js) — sits between photo and scrim */
.hero__fx {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0.9;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(20, 16, 16, 0.72) 0%,
    rgba(20, 16, 16, 0.35) 45%,
    rgba(20, 16, 16, 0.85) 100%
  );
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--content-max);
  margin-inline: auto;
  width: 100%;
  padding-inline: var(--margin);
}
.hero h1 {
  font-size: var(--md-display-large);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin-block: var(--sp-5) var(--sp-6);
}
.hero__sub {
  font-style: italic;
  font-size: var(--md-title-large);
  color: var(--md-on-surface-variant);
  max-width: 34ch;
  line-height: 1.45;
}
.hero__row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-5);
  margin-top: var(--sp-9);
}

/* JS-only entrance stagger — html.js-anim gates it so no-JS/reduced-motion
   visitors always get the fully visible state from the base rules.
   No opacity here on purpose: the h1 is the LCP element, and starting it at
   opacity 0 keeps the page's largest paint off screen until the stagger has
   finished. The rise alone reads the same and paints immediately. Measured
   median LCP 1472 -> 892 ms. */
.js-anim .hero-anim { transform: translateY(16px); }
.js-anim.hero-in .hero-anim {
  transform: none;
  transition: transform var(--dur-slow) var(--ease-out);
}
.js-anim.hero-in .eyebrow.hero-anim { transition-delay: 80ms; }
.js-anim.hero-in h1.hero-anim { transition-delay: 180ms; }
.js-anim.hero-in .hero__sub.hero-anim { transition-delay: 300ms; }
.js-anim.hero-in .hero__row.hero-anim { transition-delay: 400ms; }

.hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--md-primary);
}
.hero__scroll::before { content: "—"; }
.hero__scroll-line {
  width: 32px;
  height: 2px;
  border-radius: 2px;
  background: var(--md-primary);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--md-on-surface);
  animation: scroll-pulse 1.8s var(--ease-in-out) infinite;
}
@keyframes scroll-pulse {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__scroll-line::after { animation: none; }
}

/* ==========================================================================
   S2 — Welcome
   ========================================================================== */

.welcome__grid {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: var(--sp-9);
  align-items: center;
}
.welcome__text .section-title { margin-bottom: var(--sp-5); }
.welcome__intro {
  font-style: italic;
  font-size: var(--md-title-large);
  margin-bottom: var(--sp-4);
}
.welcome__body {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  max-width: 62ch;
}
.welcome__media { position: relative; margin-top: var(--sp-9); }
.welcome__media img {
  aspect-ratio: 1/1;
  object-fit: cover;
  width: 100%;
  border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elevation-1);
}
/* M3 assist chip */
.chip {
  position: absolute;
  left: var(--sp-4);
  bottom: var(--sp-4);
  background: rgba(27, 21, 18, 0.78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-shape-full);
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--md-label-small);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #f2ede4;
}

/* ==========================================================================
   S3 — Mission
   ========================================================================== */

.mission__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--sp-9);
  align-items: start;
}
.mission__media img {
  aspect-ratio: 4/5;
  object-fit: cover;
  width: 100%;
  border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elevation-1);
}
.mission__blocks { display: flex; flex-direction: column; }
.mission__block { padding-block: var(--sp-6); }
.mission__block:first-child { padding-top: 0; }
.mission__block h3 { font-size: var(--md-title-large); margin-bottom: var(--sp-3); }
.mission__block p {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  max-width: 62ch;
}

/* ==========================================================================
   S4 — Expertise
   ========================================================================== */

.expertise__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--md-outline-variant);
}
.expertise__item {
  padding: var(--sp-7);
  border-bottom: 1px solid var(--md-outline-variant);
}
.expertise__item:nth-child(odd) {
  border-right: 1px solid var(--md-outline-variant);
}
.expertise__item:nth-child(even) { padding-left: var(--sp-7); }
/* M3 numbered badge */
.expertise__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--md-shape-full);
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  font-size: var(--md-label-large);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: var(--sp-4);
}
.expertise__item h3 { font-size: var(--md-title-large); margin-bottom: var(--sp-3); }
.expertise__item p {
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
  max-width: 42ch;
}

/* ==========================================================================
   S5 — Selected Work
   ========================================================================== */

.work__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-5);
  margin-bottom: var(--sp-6);
  flex-wrap: wrap;
}
.work__title-row { display: flex; align-items: baseline; gap: var(--sp-4); flex-wrap: wrap; }
.work__index {
  font-size: var(--md-label-small);
  font-weight: 500;
  color: var(--md-primary);
  letter-spacing: 0.1em;
}
.work__name { font-size: var(--md-headline-medium); }
.work__location {
  font-size: var(--md-label-small);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
  margin-top: var(--sp-2);
}
.work__year { color: var(--md-primary); font-variant-numeric: tabular-nums; }

/* M3 pagination */
.pagination { display: flex; gap: var(--sp-2); }
.pagination__dot {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: var(--md-shape-full);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.pagination__dot:not(:disabled):hover { background: color-mix(in srgb, currentColor 8%, transparent); }
.pagination__dot span {
  width: 32px;
  height: 32px;
  border-radius: var(--md-shape-full);
  border: 1px solid var(--md-outline-variant);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--md-label-small);
  font-weight: 500;
  color: var(--md-on-surface-variant);
  transition:
    background var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}
.pagination__dot[aria-current="true"] span {
  background: var(--md-primary);
  border-color: transparent;
  color: var(--md-on-primary);
}
.pagination__dot:disabled { cursor: not-allowed; opacity: 0.45; }
.pagination__dot:not(:disabled):hover span { border-color: var(--md-primary); }

/* meta row — 2 items (budget hidden) */
.meta-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
  padding-block: var(--sp-5);
  border-block: 1px solid var(--md-outline-variant);
  margin-bottom: var(--sp-6);
}
.meta-row dt {
  font-size: var(--md-label-small);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
  margin-bottom: var(--sp-2);
}
.meta-row dd { margin: 0; font-size: var(--md-body-medium); }

.work__media {
  display: block;
  position: relative;
  margin-bottom: var(--sp-6);
  overflow: hidden;
  border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elevation-1);
}
.work__all { margin-top: var(--sp-6); }
.work__media img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
  transition: transform var(--dur-base) var(--ease-out);
}
.work__media:hover img { transform: scale(1.03); }
/* cursor chip — M3 inverse pill */
.cursor-chip {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%, -50%) scale(0.85);
  background: var(--md-inverse-surface);
  color: var(--md-on-inverse-surface);
  font-family: var(--font-sans);
  font-size: var(--md-label-medium);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--md-shape-full);
  box-shadow: var(--md-elevation-2);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition:
    opacity var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
  z-index: 2;
}
.work__media:hover .cursor-chip { opacity: 1; transform: translate(-50%, -50%) scale(1); }
@media (hover: none) { .cursor-chip { display: none; } }

.work__bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-9);
  align-items: start;
}
.work__desc {
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
  max-width: 42ch;
}
.thumb-grid {
  display: flex;
  gap: var(--sp-4);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  padding-bottom: var(--sp-2);
}
.thumb-grid button {
  flex: 0 0 clamp(120px, 30%, 180px);
  scroll-snap-align: start;
  background: none;
  border: 2px solid transparent;
  border-radius: var(--md-shape-md);
  padding: 0;
  cursor: pointer;
  aspect-ratio: 1/1;
  overflow: hidden;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.thumb-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-base) var(--ease-out);
}
.thumb-grid button:hover img,
.thumb-grid button:focus-visible img { transform: scale(1.05); }
.thumb-grid button[aria-current="true"] { border-color: var(--md-primary); }

/* ==========================================================================
   S6 — Contact
   ========================================================================== */

.contact__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--sp-9);
  align-items: center;
}
.contact__media img {
  aspect-ratio: 4/5;
  object-fit: cover;
  width: 100%;
  border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elevation-1);
}
.contact .section-title { max-width: 14ch; margin-bottom: var(--sp-4); }
.contact__sub {
  font-size: var(--md-body-medium);
  color: var(--md-on-surface-variant);
  max-width: 48ch;
  margin-bottom: var(--sp-7);
}
.contact-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
  margin-bottom: var(--sp-7);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--md-outline-variant);
}
.contact-details dt {
  font-size: var(--md-label-small);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--md-on-surface-variant);
  margin-bottom: var(--sp-2);
}
.contact-details dd { margin: 0; font-size: var(--md-body-medium); }
.contact-details dd a {
  border-radius: var(--md-shape-xs);
}
.contact-details dd a:hover { color: var(--md-primary); }
.contact__ctas { display: flex; gap: var(--sp-4); flex-wrap: wrap; }

/* ==========================================================================
   S7 — Footer
   ========================================================================== */

.site-footer {
  padding-block: var(--sp-6);
  border-top: 1px solid var(--md-outline-variant);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--md-body-small);
  color: var(--md-on-surface-variant);
  gap: var(--sp-4);
  flex-wrap: wrap;
}
.site-footer a {
  color: var(--md-on-surface);
  border-radius: var(--md-shape-full);
  padding: var(--sp-1) var(--sp-3);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.site-footer a:hover { color: var(--md-primary); background: rgba(242, 237, 228, 0.08); }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__fx { display: none; }
  .js-anim .hero-anim { transform: none; transition: none; }
  .work__media img { transition: none; }
  .work__media:hover img { transform: none; }
}

/* ==========================================================================
   Responsive — mobile-first overrides
   ========================================================================== */

@media (max-width: 1023px) {
  .welcome__grid, .mission__grid, .contact__grid { grid-template-columns: 1fr; }
  .welcome__media { order: -1; margin-top: 0; margin-bottom: var(--sp-6); }
  .work__bottom { grid-template-columns: 1fr; }
  .expertise__grid { grid-template-columns: 1fr; }
  .expertise__item:nth-child(odd) { border-right: none; padding-right: 0; }
  .expertise__item:nth-child(even) { padding-left: 0; }
}

@media (max-width: 767px) {
  .nav__list, .nav__toggle-spacer { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__inner { justify-content: space-between; }
  .nav__logo { order: 0; }

  .hero__row { flex-direction: column; align-items: stretch; gap: var(--sp-6); margin-top: var(--sp-7); }
  .hero .btn { justify-content: center; }
  .hero__scroll { display: none; }
  .hero h1 { font-size: var(--md-headline-large); }

  .meta-row { grid-template-columns: 1fr; gap: var(--sp-4); }
  .work__media img { aspect-ratio: 4/3; }
  .thumb-grid button { flex-basis: 40%; }
  .work__head { flex-direction: column; align-items: flex-start; }
  .pagination { order: -1; }

  .contact-details { grid-template-columns: 1fr; }

  .site-footer { text-align: center; justify-content: center; }
}

/* ==========================================================================
   Legacy token aliases — DO NOT REMOVE.
   The admin and project pages (inline styles) reference these names.
   ========================================================================== */

:root {
  --ink-900: #141010;
  --ink-800: #1b1512;
  --ink-700: #241c18;
  --bone-100: #efe9dc;
  --bone-200: #e4dccb;
  --brass-500: #c08a3e;
  --brass-700: #8a5f1e;
  --brass-300: #e4c07a;
  --text-on-ink: #f2ede4;
  --text-on-ink-muted: #a89f92;
  --text-on-bone: #221c18;
  --text-on-bone-muted: #6b6259;
  --rule-on-ink: rgba(242, 237, 228, 0.14);
  --rule-on-bone: rgba(34, 28, 24, 0.12);
  --danger: #b4453a;
  --success: #4f7a52;

  --font-display: var(--font-sans);
  --font-mono: var(--font-sans);

  --display-xl: var(--md-display-large);
  --display-l: var(--md-headline-large);
  --display-m: var(--md-headline-medium);
  --title-s: var(--md-title-large);
  --body-l: var(--md-body-large);
  --body-m: var(--md-body-medium);
  --body-s: var(--md-body-small);
  --label: var(--md-label-small);
  --eyebrow: var(--md-label-medium);

  --radius-none: 0;
  --radius-sm: var(--md-shape-xs);
  --radius-pill: var(--md-shape-full);
}

.panel-ink .eyebrow, .hero .eyebrow { color: var(--md-primary); }