/* ==========================================================================
   AE Design & Model Source — Portfolio Styles
   ========================================================================== */

:root {
  --color-bg: #0c0e12;
  --color-bg-elevated: #141820;
  --color-bg-muted: #f4f2ef;
  --color-surface: #1a1f2a;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(0, 0, 0, 0.08);
  --color-text: #e8eaef;
  --color-text-muted: #9aa3b2;
  --color-text-dark: #1a1f2a;
  --color-text-dark-muted: #5c6574;
  --color-accent: #c8922a;
  --color-accent-hover: #dbaa45;
  --color-accent-soft: rgba(200, 146, 42, 0.12);
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.35);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --header-h: 72px;
  --container: min(1120px, calc(100% - 3rem));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  background: rgba(12, 14, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.site-header.scrolled {
  border-color: var(--color-border);
  background: rgba(12, 14, 18, 0.95);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-bg);
  border-radius: var(--radius-sm);
}

.logo-text {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-text);
}

.nav-cta {
  padding: 0.55rem 1.1rem;
  background: var(--color-accent);
  color: var(--color-bg) !important;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background var(--transition) !important;
}

.nav-cta:hover {
  background: var(--color-accent-hover) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

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

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.btn-full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   Typography & Sections
   -------------------------------------------------------------------------- */

.section {
  padding: 6rem 0;
}

.section-dark {
  background: var(--color-bg-elevated);
}

.section-muted {
  background: var(--color-bg-muted);
  color: var(--color-text-dark);
}

.section-muted .eyebrow {
  color: var(--color-accent);
}

.section-muted .section-lead,
.section-muted p {
  color: var(--color-text-dark-muted);
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-header {
  max-width: 640px;
  margin-bottom: 3.5rem;
}

.section-header h2,
.about-content h2,
.contact-intro h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-lead {
  margin-top: 1rem;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

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

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(200, 146, 42, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 80%, rgba(60, 100, 180, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-elevated) 100%);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(180deg, black 30%, transparent 90%);
}

.hero-inner {
  position: relative;
  padding: 4rem 0 6rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.03em;
  max-width: 14ch;
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-lead {
  max-width: 540px;
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.hero-stats dt {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-text);
}

.hero-stats dd {
  margin-top: 0.25rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Services
   -------------------------------------------------------------------------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.service-card {
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), transform var(--transition);
}

.service-card:hover {
  border-color: rgba(200, 146, 42, 0.3);
  transform: translateY(-2px);
}

.service-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.service-card p,
.service-points {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.service-points {
  list-style: disc;
  padding-left: 1.15rem;
}

.service-points li {
  margin-bottom: 0.4rem;
}

.service-points li:last-child {
  margin-bottom: 0;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-tags li {
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 999px;
}

/* --------------------------------------------------------------------------
   Projects
   -------------------------------------------------------------------------- */

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}

a.project-card:hover {
  border-color: rgba(200, 146, 42, 0.35);
  transform: translateY(-3px);
}

.project-featured {
  grid-column: 1 / -1;
  flex-direction: row;
}

.project-image {
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(135deg,
      hsl(var(--project-hue, 220) 35% 18%) 0%,
      hsl(var(--project-hue, 220) 25% 12%) 100%);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.project-featured .project-image {
  width: 45%;
  aspect-ratio: auto;
  min-height: 280px;
}

.project-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-category {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.project-content h3 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.project-content p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  flex: 1;
}

.project-link {
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Process
   -------------------------------------------------------------------------- */

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.process-step {
  position: relative;
  padding: 2rem;
  border-left: 2px solid var(--color-border);
}

.step-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--color-accent);
  opacity: 0.5;
  line-height: 1;
  margin-bottom: 1rem;
}

.process-step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.process-step p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-content p {
  margin-top: 1rem;
  color: var(--color-text-dark-muted);
}

.standards-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.standards-list li {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: white;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  color: var(--color-text-dark);
}

.about-aside {
  padding: 2rem;
  background: white;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.about-aside h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--color-text-dark);
}

.benefits-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.925rem;
  color: var(--color-text-dark-muted);
}

.benefits-list li:last-child {
  border-bottom: none;
}

.benefits-list strong {
  display: block;
  color: var(--color-text-dark);
  margin-bottom: 0.25rem;
}

.about-mission-values {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid var(--color-border-light);
}

.about-mv-header {
  margin-bottom: 2.5rem;
}

.about-mv-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 400;
  color: var(--color-text-dark);
  margin-top: 0.5rem;
}

.about-mv-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) 1.15fr;
  gap: 1.75rem;
  align-items: stretch;
}

.mission-card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2.25rem;
  background: linear-gradient(145deg, #fff 0%, #faf8f5 100%);
  border: 1px solid var(--color-border-light);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.mission-card-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.85rem;
  color: var(--color-text-dark);
}

.mission-card-body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-dark-muted);
}

.mv-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.mv-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.mv-icon--lg {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
}

.mv-icon--lg svg {
  width: 1.75rem;
  height: 1.75rem;
}

.values-card {
  padding: 2rem;
  background: white;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.values-card-intro {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border-light);
}

.values-card-intro h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-text-dark);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.1rem;
  background: var(--color-bg-muted);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.value-item:hover {
  background: white;
  border-color: rgba(200, 146, 42, 0.25);
  transform: translateY(-1px);
}

.value-item--wide {
  grid-column: 1 / -1;
}

.value-icon {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
  border-radius: 999px;
  background: white;
  color: var(--color-accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.value-icon svg {
  width: 1.1rem;
  height: 1.1rem;
}

.value-label {
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-text-dark);
  padding-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.contact-intro p {
  margin-top: 1rem;
  color: var(--color-text-muted);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-row input,
.form-row textarea {
  padding: 0.85rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-row textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row-hidden {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-form .btn:disabled {
  cursor: progress;
  opacity: 0.7;
}

.form-status {
  min-height: 1.25rem;
  margin-top: -0.35rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.form-status.is-success {
  color: #6fcf97;
}

.form-status.is-error {
  color: #f08a7a;
}

.form-status.is-info {
  color: var(--color-accent-hover);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-block h3 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.contact-block a {
  color: var(--color-accent);
  font-weight: 500;
  transition: color var(--transition);
}

.contact-block a:hover {
  color: var(--color-accent-hover);
}

.contact-block p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

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

.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-inner a {
  color: var(--color-accent);
  transition: color var(--transition);
}

.footer-inner a:hover {
  color: var(--color-accent-hover);
}

/* --------------------------------------------------------------------------
   Project Detail Page
   -------------------------------------------------------------------------- */

.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 3rem;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
}

.page-hero .breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.page-hero .breadcrumb a {
  color: var(--color-accent);
}

.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.1;
  max-width: 18ch;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.page-meta dt {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.page-meta dd {
  margin-top: 0.25rem;
  font-weight: 500;
}

.project-detail {
  padding: 4rem 0 6rem;
}

.project-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
}

.project-detail-grid--full {
  grid-template-columns: 1fr;
}

.project-details-bar {
  margin-top: 3rem;
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.project-details-bar h3 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.project-details-bar ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.project-details-bar li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.project-details-bar li:last-child {
  border-bottom: none;
}

.project-detail-content h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  margin: 2.5rem 0 1rem;
}

.project-detail-content h2:first-child {
  margin-top: 0;
}

.project-detail-content p,
.project-detail-content li {
  color: var(--color-text-muted);
  font-size: 0.975rem;
}

.project-detail-content ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-top: 0.75rem;
}

.project-detail-content li {
  margin-bottom: 0.5rem;
}

.project-gallery {
  display: grid;
  gap: 1rem;
  margin: 2rem 0;
}

.gallery-item {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg,
      hsl(var(--project-hue, 220) 35% 18%) 0%,
      hsl(var(--project-hue, 220) 25% 12%) 100%);
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.2);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
}

.project-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 2rem);
}

.sidebar-card {
  padding: 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.sidebar-card h3 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.sidebar-card ul li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.sidebar-card ul li:last-child {
  border-bottom: none;
}

.sidebar-card .btn {
  margin-top: 1.5rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: gap var(--transition);
}

.back-link:hover {
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   Reveal Animations
   -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .project-featured {
    flex-direction: column;
  }

  .project-featured .project-image {
    width: 100%;
    min-height: 200px;
  }

  .about-grid,
  .about-mv-grid,
  .contact-grid,
  .project-detail-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    gap: 2.5rem;
  }

  .project-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem;
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 0.85rem 0.5rem;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-cta {
    margin-top: 0.5rem;
    text-align: center;
  }

  .logo-text {
    display: none;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .section {
    padding: 4rem 0;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .value-item--wide {
    grid-column: auto;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}
@media screen and (max-width: 450px) {
  .services-grid {
    grid-template-columns: repeat(1, 1fr);  
  }
}