/* ============================================================
   BLACK OAK PROJECTS (NW) - Design System
   Minimal · Modern · Black · Clean · Architectural
   ============================================================ */

:root,
[data-theme='light'] {
  /* Surfaces - warm ivory / bone */
  --color-bg: #faf9f7;
  --color-surface: #ffffff;
  --color-surface-2: #f5f3ef;
  --color-surface-offset: #efede8;
  --color-divider: #e6e1d9;
  --color-border: #ddd7cc;

  /* Text - ink */
  --color-text: #141312;
  --color-text-muted: #6b665e;
  --color-text-faint: #a8a299;
  --color-text-inverse: #faf9f7;

  /* Primary action - black */
  --color-primary: #141312;
  --color-primary-hover: #2a2826;
  --color-primary-active: #000000;

  /* Subtle warm oak accent (restrained) */
  --color-accent: #8a6a3e;
  --color-accent-highlight: #efe9df;

  --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.05);
  --shadow-md: 0 6px 24px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 18px 48px oklch(0.2 0.01 80 / 0.12);
}

[data-theme='dark'] {
  --color-bg: #0e0d0c;
  --color-surface: #161514;
  --color-surface-2: #1b1a18;
  --color-surface-offset: #201f1d;
  --color-divider: #2a2826;
  --color-border: #34322f;

  --color-text: #ecebe8;
  --color-text-muted: #9a958c;
  --color-text-faint: #5f5d57;
  --color-text-inverse: #0e0d0c;

  --color-primary: #ecebe8;
  --color-primary-hover: #ffffff;
  --color-primary-active: #d8d6d1;

  --color-accent: #c9a878;
  --color-accent-highlight: #2a2620;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 24px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 18px 48px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0e0d0c;
    --color-surface: #161514;
    --color-surface-2: #1b1a18;
    --color-surface-offset: #201f1d;
    --color-divider: #2a2826;
    --color-border: #34322f;
    --color-text: #ecebe8;
    --color-text-muted: #9a958c;
    --color-text-faint: #5f5d57;
    --color-text-inverse: #0e0d0c;
    --color-primary: #ecebe8;
    --color-primary-hover: #ffffff;
    --color-primary-active: #d8d6d1;
    --color-accent: #c9a878;
    --color-accent-highlight: #2a2620;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 6px 24px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 18px 48px oklch(0 0 0 / 0.5);
  }
}

/* Type scale */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.83rem + 0.3vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.15rem, 1.02rem + 0.6vw, 1.4rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.1vw, 2.1rem);
  --text-2xl: clamp(2.1rem, 1.4rem + 2.8vw, 3.6rem);
  --text-3xl: clamp(2.6rem, 1rem + 5vw, 5rem);
  --text-hero: clamp(3rem, 1rem + 7.5vw, 7.5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-full: 9999px;

  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 680px;
  --content-default: 1080px;
  --content-wide: 1280px;

  --font-display: 'Cabinet Grotesk', 'Switzer', 'Helvetica Neue', sans-serif;
  --font-body: 'Switzer', 'Helvetica Neue', Arial, sans-serif;
}

/* Base reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-tap-highlight-color: transparent;
}

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

ul[role='list'],
ol[role='list'] {
  list-style: none;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p,
li,
figcaption {
  text-wrap: pretty;
  max-width: 70ch;
}

::selection {
  background: var(--color-text);
  color: var(--color-bg);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

a {
  transition: color var(--transition), opacity var(--transition);
}

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

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

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-12));
}

.container--narrow {
  max-width: var(--content-narrow);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-32));
}

.section--tight {
  padding-block: clamp(var(--space-8), 5vw, var(--space-16));
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.eyebrow::before {
  content: '';
  width: 1.5rem;
  height: 1px;
  background: var(--color-text-faint);
  display: inline-block;
}

.lead {
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-text);
}

.btn .arrow {
  transition: transform var(--transition);
}
.btn:hover .arrow {
  transform: translateX(3px);
}

/* Links */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
  transition: gap var(--transition);
}
.link-arrow:hover {
  gap: var(--space-3);
}

/* ============================================================
   HEADER
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-divider);
}

.brand {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.header--hide-brand .brand {
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 4.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.brand__mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 9px;
  color: var(--color-text);
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  line-height: 1;
}

.brand__name span {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 3px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-7);
  list-style: none;
}

.nav__links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav__links a:hover,
.nav__links a[aria-current='page'] {
  color: var(--color-text);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: color var(--transition), border-color var(--transition);
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text);
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 860px) {
  .nav__links,
  .header__actions .btn {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .nav--open .nav__links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-5);
    position: fixed;
    top: 4.5rem;
    left: 0;
    right: 0;
    height: calc(100vh - 4.5rem);
    background: #0c0b0a;
    padding: var(--space-10) clamp(var(--space-5), 5vw, var(--space-12));
    border-top: 1px solid var(--color-divider);
    z-index: 40;
    overflow: hidden;
  }
  .nav--open .nav__links::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("../assets/monogram.png") no-repeat center 38%;
    background-size: auto 62%;
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
  }
  .nav--open .nav__links > li,
  .nav--open .nav__links > li a {
    position: relative;
    z-index: 1;
  }
  .nav--open .nav__links a {
    font-size: var(--text-xl);
    color: var(--color-text);
  }
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  padding-top: clamp(var(--space-12), 6vw, var(--space-20));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-32));
  overflow: hidden;
}

.hero__inner {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
}

@media (max-width: 860px) {
  .hero__inner {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

.hero__title {
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.96;
}

.hero__title em {
  font-family: var(--font-body);
  font-style: normal;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--color-text-muted);
}

.hero__sub {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.hero__media {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-offset);
  box-shadow: var(--shadow-lg);
}

/* ============================================================
   PHOTO SLOTS (placeholders until real photos arrive)
   ============================================================ */

.photo-slot {
  position: relative;
  background:
    repeating-linear-gradient(
      45deg,
      var(--color-surface-offset),
      var(--color-surface-offset) 12px,
      var(--color-surface-2) 12px,
      var(--color-surface-2) 24px
    );
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  overflow: hidden;
}

.photo-slot::after {
  content: attr(data-label);
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-4);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: color-mix(in oklab, var(--color-bg) 80%, transparent);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(6px);
}

.photo-slot svg {
  width: 40px;
  height: 40px;
  opacity: 0.4;
}

.photo-slot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__media .photo-slot {
  position: absolute;
  inset: 0;
  border: none;
}

/* ============================================================
   SECTIONS
   ============================================================ */

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
  max-width: 60ch;
}

.section-head--row {
  flex-direction: row;
  align-items: flex-end;
  justify-content: space-between;
  max-width: none;
  gap: var(--space-6);
}

.section-title {
  font-size: var(--text-2xl);
  letter-spacing: -0.025em;
}

@media (max-width: 860px) {
  .section-head--row {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

@media (max-width: 860px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-text);
  box-shadow: var(--shadow-md);
}

.service-card__media {
  aspect-ratio: 4 / 3;
}

.service-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.service-card__num {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-text-faint);
}

.service-card__title {
  font-size: var(--text-xl);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.service-card__cta {
  margin-top: auto;
  font-size: var(--text-sm);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* Two-column feature */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.split__media {
  aspect-ratio: 5 / 6;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-10);
}

@media (max-width: 860px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

.stat__num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat__label {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* Process steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  counter-reset: step;
}

@media (max-width: 860px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

.step {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
  counter-increment: step;
}

.step::before {
  content: '0' counter(step);
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin-bottom: var(--space-3);
}

.step__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Inclusions list */
.includes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3) var(--space-8);
  list-style: none;
}

@media (max-width: 600px) {
  .includes {
    grid-template-columns: 1fr;
  }
}

.includes li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}

.includes li::before {
  content: '';
  width: 8px;
  height: 8px;
  border: 1px solid var(--color-text);
  margin-top: 0.5em;
  flex-shrink: 0;
  transform: rotate(45deg);
}

/* Project gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-3);
}

@media (max-width: 860px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery .photo-slot {
  border-radius: var(--radius-md);
  aspect-ratio: 1 / 1;
}

.gallery .span-2x2 {
  grid-column: span 3;
  grid-row: span 2;
  aspect-ratio: auto;
}
.gallery .span-2 {
  grid-column: span 2;
}

@media (max-width: 860px) {
  .gallery .span-2x2 {
    grid-column: span 2;
    grid-row: span 1;
    aspect-ratio: 4 / 3;
  }
}

/* Quote block */
.pullquote {
  padding-block: var(--space-16);
}
.pullquote blockquote {
  margin: 0;
  border-left: 2px solid var(--color-text);
  padding-left: var(--space-6);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 1rem + 1.8vw, 1.75rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.6;
  max-width: 46ch;
}

.pullquote cite {
  display: block;
  margin-top: var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  font-style: normal;
  color: var(--color-text-muted);
}

/* CTA band */
.cta-band {
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-10), 6vw, var(--space-20));
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: flex-start;
}

.cta-band h2 {
  font-size: var(--text-2xl);
  max-width: 18ch;
}

.cta-band p {
  color: color-mix(in oklab, var(--color-text-inverse) 75%, transparent);
  max-width: 50ch;
}

.cta-band .btn--primary {
  background: var(--color-text-inverse);
  color: var(--color-text);
}
.cta-band .btn--primary:hover {
  background: #fff;
}

/* Page hero (interior) */
.page-hero {
  padding-top: clamp(var(--space-12), 6vw, var(--space-20));
  padding-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  border-bottom: 1px solid var(--color-divider);
}

.page-hero__title {
  font-size: var(--text-3xl);
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.page-hero__lead {
  margin-top: var(--space-6);
}

.breadcrumbs {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-8);
}
.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}
.breadcrumbs a:hover {
  color: var(--color-text);
}

/* Contact methods */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--transition), transform var(--transition);
}
.contact-card:hover {
  border-color: var(--color-text);
  transform: translateY(-3px);
}
.contact-card__label {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.contact-card__value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
}
.contact-card svg {
  width: 22px;
  height: 22px;
  color: var(--color-text-muted);
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  margin-top: var(--space-20);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
}

@media (max-width: 860px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

.footer__brand .brand__name {
  font-size: 1.1rem;
}

.footer__about {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 38ch;
}

.footer__col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.footer__col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__col a {
  font-size: var(--text-sm);
  color: var(--color-text);
  text-decoration: none;
}
.footer__col a:hover {
  opacity: 0.6;
}

.footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  flex-wrap: wrap;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ============================================================
   NEW: single-page homepage components
   ============================================================ */

/* Section anchor offset */
section[id] { scroll-margin-top: 6rem; }

/* Intro / band */
.band {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  max-width: 60ch;
  margin-inline: auto;
}
.band__title { font-size: var(--text-2xl); letter-spacing: -0.025em; }
.band__tagline { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; letter-spacing: -0.01em; color: var(--color-text); }
.band__lead { color: var(--color-text-muted); }
.scroll-cue { font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-faint); display: inline-flex; gap: var(--space-2); align-items: center; }

/* Services cards (numbered) */
.svc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
@media (max-width: 860px) { .svc-grid { grid-template-columns: 1fr; } }
.svc-card { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-8); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); text-decoration: none; color: var(--color-text); transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition); }
.svc-card:hover { transform: translateY(-4px); border-color: var(--color-text); box-shadow: var(--shadow-md); }
.svc-card__num { font-family: var(--font-display); font-size: var(--text-sm); color: var(--color-text-faint); letter-spacing: 0.1em; }
.svc-card__title { font-size: var(--text-xl); }
.svc-card__desc { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; }
.svc-card__cta { margin-top: auto; font-size: var(--text-sm); font-weight: 500; display: inline-flex; align-items: center; gap: var(--space-2); padding-top: var(--space-2); }

/* Projects showcase */
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
@media (max-width: 860px) { .projects { grid-template-columns: 1fr; gap: var(--space-8); } }
.project { display: flex; flex-direction: column; gap: var(--space-4); }
.project__media { aspect-ratio: 4 / 5; border-radius: var(--radius-lg); overflow: hidden; position: relative; background: var(--color-surface-offset); }
.project__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.project__loc { font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-faint); }
.project__title { font-size: var(--text-xl); }
.project__meta { font-size: var(--text-sm); color: var(--color-text-muted); }
.project__num { font-family: var(--font-display); font-size: var(--text-sm); color: var(--color-text-faint); }

/* Values */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
@media (max-width: 860px) { .values { grid-template-columns: 1fr; gap: var(--space-8); } }
.value { border-top: 1px solid var(--color-divider); padding-top: var(--space-5); }
.value h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.value p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Badge strip */
.badge { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-5); padding-block: clamp(var(--space-12), 6vw, var(--space-20)); }
.badge__mark { width: 84px; height: 84px; border: 1px solid var(--color-border); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; letter-spacing: 0.04em; }
.badge__tags { display: flex; gap: clamp(var(--space-4), 4vw, var(--space-8)); flex-wrap: wrap; justify-content: center; font-size: var(--text-xs); letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-text-muted); }
.badge__tags span { position: relative; }
.badge__tags span + span::before { content: ''; display: inline-block; width: 4px; height: 4px; border-radius: 50%; background: var(--color-text-faint); margin-right: clamp(var(--space-4), 4vw, var(--space-8)); vertical-align: middle; transform: translateY(-2px); }

/* Contact form */
.contact-form { display: grid; gap: var(--space-4); max-width: 640px; }
.contact-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 600px) { .contact-form__row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field label { font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }
.field input, .field select, .field textarea { font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); transition: border-color var(--transition); width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-text); }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: var(--text-xs); color: var(--color-text-faint); }

/* Split variant */
.split--start { align-items: start; }

/* ============================================================
   Project carousels (before / after sliders)
   ============================================================ */
.carousel {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-offset);
  touch-action: pan-y;
  -webkit-mask-image: -webkit-radial-gradient(white, black);
}
.carousel__track { position: absolute; inset: 0; }
.carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}
.carousel__slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.carousel__tag {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 3;
  padding: 0.3rem 0.65rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: rgba(14, 13, 12, 0.6);
  color: #f3efe8;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.carousel__tag--after {
  background: var(--color-accent);
  color: #141312;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.carousel__count {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  z-index: 3;
  padding: 0.25rem 0.6rem;
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums lining-nums;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  background: rgba(14, 13, 12, 0.6);
  color: #f3efe8;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(14, 13, 12, 0.5);
  color: #f3efe8;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background 0.2s ease, opacity 0.2s ease;
}
.carousel__btn:hover { background: rgba(14, 13, 12, 0.8); }
.carousel__btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.carousel__btn svg { width: 18px; height: 18px; }
.carousel__btn--prev { left: var(--space-3); }
.carousel__btn--next { right: var(--space-3); }
.carousel__dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  padding-top: var(--space-3);
}
.carousel__dot {
  width: 7px;
  height: 7px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-border);
  cursor: pointer;
  transition: width 0.25s ease, background 0.25s ease;
}
.carousel__dot.is-active {
  width: 20px;
  background: var(--color-accent);
}
.carousel--single .carousel__btn,
.carousel--single .carousel__count { display: none; }
.carousel--single ~ .carousel__dots { display: none; }
@media (hover: none) {
  .carousel__btn { opacity: 0.92; }
}
@media (max-width: 860px) {
  .carousel__btn { width: 36px; height: 36px; }
  .carousel__btn svg { width: 16px; height: 16px; }
}

/* ============================================================
   Reviews
   ============================================================ */
.stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  line-height: 0;
}
.stars svg {
  width: 1em;
  height: 1em;
  fill: var(--color-accent);
  flex-shrink: 0;
}

.reviews__summary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}
.reviews__summary .stars svg { width: 1.15em; height: 1.15em; }
.reviews__score {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.reviews__count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.reviews {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}
@media (max-width: 860px) {
  .reviews { grid-template-columns: 1fr; gap: var(--space-4); }
}

.review {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  padding: var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.review .stars svg { width: 16px; height: 16px; }
.review blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.review figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}
.review figcaption strong {
  color: var(--color-text);
  font-weight: 600;
}
.review__src {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.reviews__cta {
  margin-top: var(--space-10);
  text-align: center;
}

/* ============================================================
   Logo band
   ============================================================ */
.logo-band {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.logo-band__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}
.logo-band__img {
  display: block;
  width: auto;
  height: clamp(90px, 15vw, 140px);
  max-width: 100%;
}

/* Provided brand logo (transparent combination mark). Floats seamlessly on the
   dark header; on the light theme a dark plate sits behind it so the white
   wordmark stays readable. */
.brand__plate {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 8px;
  padding: 6px 12px;
  line-height: 0;
}
/* On the light theme the logo needs a dark surface behind it to stay readable. */
[data-theme='light'] .brand__plate {
  background: #0e0d0c;
}
.brand__plate--lg { padding: 20px 30px; border-radius: 14px; }
.brand__logo {
  display: block;
  height: 52px;
  width: auto;
}

/* ============================================================
   UPGRADE ADDITIONS - theme toggle, FAQ, why-grid, form states,
   related band, footer legal, accessibility & motion polish
   ============================================================ */

/* Native form controls follow the active theme */
:root, [data-theme='light'] { color-scheme: light; }
[data-theme='dark'] { color-scheme: dark; }

/* ---- Theme toggle ---- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.theme-toggle:hover { border-color: var(--color-text); transform: translateY(-1px); }
.theme-toggle .icon-moon { display: none; }
[data-theme='dark'] .theme-toggle .icon-sun { display: block; }
[data-theme='dark'] .theme-toggle .icon-moon { display: none; }
[data-theme='light'] .theme-toggle .icon-sun { display: none; }
[data-theme='light'] .theme-toggle .icon-moon { display: block; }

/* ---- Button hover animation ---- */
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary:hover { box-shadow: var(--shadow-md); }

/* ---- Understated page load-in ---- */
body { animation: bop-fade 0.5s ease both; }
@keyframes bop-fade { from { opacity: 0; } to { opacity: 1; } }

/* ---- Honeypot (spam trap, hidden from users) ---- */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* ---- Form states ---- */
.field { position: relative; }
.field__error {
  display: block;
  min-height: 1rem;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  color: #c0533f;
}
[data-theme='light'] .field__error { color: #9a3b2a; }
.req { color: var(--color-accent); }
.field input[aria-invalid='true'],
.field select[aria-invalid='true'],
.field textarea[aria-invalid='true'] {
  border-color: #c0533f;
}
.contact-form__submit {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.form-status {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.form-status[role="alert"] { color: #c0533f; }
/* Native controls inherit type and feel */
.field select,
.field input[type='date'] {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  background-color: var(--color-surface);
}
.field select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  padding-right: 42px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239d9b94' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.field select option {
  color: var(--color-text);
  background: var(--color-surface);
}

/* ---- Why Choose Us grid ---- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.why-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition), border-color var(--transition);
}
.why-card:hover { transform: translateY(-2px); border-color: var(--color-accent); }
.why-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.why-card p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.6; }

/* ---- FAQ accordion ---- */
.faq { display: flex; flex-direction: column; gap: var(--space-3); }
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  transition: background var(--transition);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-accent);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq details[open] summary::after { content: "\2212"; }
.faq summary:hover { background: var(--color-surface-2); }
.faq details p {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 70ch;
}

/* ---- Related services band ---- */
.related { text-align: center; }
.related__links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-6);
  flex-wrap: wrap;
}
.related__card {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-width: 260px;
  padding: var(--space-5) var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  transition: transform var(--transition), border-color var(--transition);
}
.related__card:hover { transform: translateY(-2px); border-color: var(--color-accent); }
.related__card .arrow { color: var(--color-accent); transition: transform var(--transition); }
.related__card:hover .arrow { transform: translateX(4px); }

/* ---- Footer legal block ---- */
.footer__legal {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  text-align: center;
}
.footer__company, .footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
}
.footer__legal-links {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin: var(--space-3) 0;
}
.footer__legal-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-xs);
}
.footer__legal-links a:hover { color: var(--color-text); }
.footer__contact { margin-top: var(--space-4); font-size: var(--text-sm); }
.footer__contact a { color: var(--color-text-muted); text-decoration: none; }
.footer__contact a:hover { color: var(--color-text); }
.footer__areas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.footer__areas li { list-style: none; }

/* ---- Legal document prose ---- */
.legal-doc { line-height: 1.75; }
.legal-doc h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}
.legal-doc p { color: var(--color-text-muted); margin-bottom: var(--space-4); max-width: 70ch; }
.legal-doc a { color: var(--color-accent); }

/* ---- Accessibility: visible focus for keyboard ---- */
a:focus-visible,
button:focus-visible,
.summary:focus-visible,
.related__card:focus-visible,
.why-card:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---- Responsive ---- */
/* Hide the mobile-only nav CTA on desktop; shown only in the open mobile menu */
.nav__cta { display: none; }
.nav__cta .btn { color: var(--color-text-inverse) !important; }

@media (max-width: 860px) {
  .why-grid { grid-template-columns: 1fr; }
  .footer__areas { grid-template-columns: 1fr 1fr; }
  .header__actions .theme-toggle { order: 2; }
  .nav--open .nav__cta { display: block; margin-top: var(--space-6); }
  .nav--open .nav__cta .btn { width: 100%; }
}
@media (max-width: 480px) {
  .related__card { min-width: 100%; }
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  body { animation: none; }
  .btn:hover, .theme-toggle:hover, .why-card:hover, .related__card:hover { transform: none; }
}