/* ============================================
   ADVENT — Design System
   Boundary-inspired aesthetic
   ============================================ */

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

:root {
  /* Colors */
  --color-bg: #0a0a0a;
  --color-bg-elevated: #111111;
  --color-text: #e8e6e3;
  --color-text-muted: #8a8680;
  --color-text-subtle: #5a5854;
  --color-accent: #c9a962;
  --color-accent-hover: #d4b872;
  --color-border: #2a2825;
  --color-border-light: #3a3835;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
  
  /* Layout */
  --max-width: 1400px;
  --max-width-narrow: 900px;
  --max-width-text: 680px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

.section-number {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

/* ---------- Layout Utilities ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-text {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

section {
  padding: var(--space-xl) 0;
}

/* ---------- Header & Navigation ---------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: linear-gradient(to bottom, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0) 100%);
  transition: background 0.3s ease;
}

header.scrolled {
  background: rgba(10,10,10,0.98);
  backdrop-filter: blur(10px);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo img {
  height: 32px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

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

nav a {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  transition: color 0.3s ease;
}

nav a:hover {
  color: var(--color-text);
}

/* Mobile Navigation */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
    z-index: 1001;
  }
  
  nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  
  nav.active {
    opacity: 1;
    visibility: visible;
  }
  
  nav a {
    font-size: 1.5rem;
    font-family: var(--font-display);
  }
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-xl);
  overflow: hidden;
}

.hero-carousel {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to top,
    rgba(10,10,10,0.95) 0%,
    rgba(10,10,10,0.4) 40%,
    rgba(10,10,10,0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: var(--max-width-text);
}

.hero h1 {
  margin-bottom: var(--space-sm);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
}

.hero h1 em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-subline {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-style: italic;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  max-width: 540px;
}

.hero-micro {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  max-width: 480px;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  max-width: 540px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-accent);
  transition: all 0.3s ease;
}

.hero-cta:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  padding-left: var(--space-sm);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-md);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  writing-mode: vertical-rl;
}

/* ---------- Clients Section ---------- */
.clients {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.clients-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.clients-label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--color-text-muted);
}

.clients-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-md);
}

.clients-list span {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-text-subtle);
  white-space: nowrap;
}

.clients-list span::after {
  content: '·';
  margin-left: var(--space-md);
  color: var(--color-border-light);
}

.clients-list span:last-child::after {
  content: '';
}

@media (max-width: 768px) {
  .clients-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* ---------- Case Studies Section ---------- */
.case-studies-grid {
  display: grid;
  gap: var(--space-lg);
}

.case-study-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: all 0.4s ease;
}

.case-study-card:hover .case-study-image img {
  transform: scale(1.02);
}

.case-study-card:hover .case-study-title {
  color: var(--color-accent);
}

.case-study-card:nth-child(even) {
  direction: rtl;
}

.case-study-card:nth-child(even) > * {
  direction: ltr;
}

.case-study-image {
  overflow: hidden;
  aspect-ratio: 4/5;
}

.case-study-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-study-content {
  padding: var(--space-md);
}

.case-study-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: var(--space-sm);
  transition: color 0.3s ease;
}

.case-study-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.case-study-link {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

@media (max-width: 900px) {
  .case-study-card,
  .case-study-card:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  
  .case-study-image {
    aspect-ratio: 16/10;
  }
}

/* ---------- Gallery / Work Section (Masonry) ---------- */
.gallery-grid {
  columns: 4;
  column-gap: var(--space-xs);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  break-inside: avoid;
  margin-bottom: var(--space-xs);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(10,10,10,0.9) 0%, transparent 100%);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
  transform: translateY(0);
}

.gallery-item h3 {
  font-size: 1rem;
  font-weight: 400;
}

@media (max-width: 1200px) {
  .gallery-grid {
    columns: 3;
  }
}

@media (max-width: 900px) {
  .gallery-grid {
    columns: 2;
  }
}

@media (max-width: 500px) {
  .gallery-grid {
    columns: 1;
  }
}

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  gap: var(--space-lg);
  counter-reset: service;
}

.service-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.service-number {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-border-light);
  line-height: 1;
}

.service-content h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.service-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.service-outcome {
  font-size: 0.9rem;
  color: var(--color-text-subtle);
  font-style: italic;
}

@media (max-width: 600px) {
  .service-item {
    grid-template-columns: 1fr;
  }
  
  .service-number {
    font-size: 2rem;
  }
}

/* ---------- About Section ---------- */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.about-intro p {
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.about-intro p:first-child {
  font-size: 1.6rem;
}

.about-philosophy {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.about-philosophy p {
  margin-bottom: var(--space-sm);
}

.founder-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.founder-title {
  font-size: 1.1rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.founder-bio {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.credentials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.credential h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-xs);
}

.credential p {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .credentials-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Contact Section ---------- */
.contact-section {
  background: var(--color-bg-elevated);
  padding: var(--space-2xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-intro {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.contact-details {
  display: grid;
  gap: var(--space-md);
}

.contact-item label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-xs);
}

.contact-item a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-text);
  transition: color 0.3s ease;
}

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

.contact-item span {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-text-muted);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.social-links a {
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: var(--color-accent);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  position: relative;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color 0.3s ease;
}

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

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

.submit-btn {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* ---------- Footer ---------- */
footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-quote {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-text-subtle);
  max-width: 500px;
}

.footer-meta {
  text-align: right;
}

.footer-copyright {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-xs);
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  transition: color 0.3s ease;
}

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

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
  
  .footer-meta {
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

/* ---------- Floating Contact CTA ---------- */
.floating-cta {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 900;
  background: var(--color-accent);
  color: var(--color-bg);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
}

.floating-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  background: rgba(10,10,10,0.98);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}


/* ============================================
   CASE STUDY PAGE STYLES
   Boundary-inspired layout
   ============================================ */

/* Case Study Hero Strip */
.case-hero {
  position: relative;
  width: 100%;
  height: 45vh;
  min-height: 400px;
  overflow: hidden;
}

.case-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.case-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    rgba(10,10,10,0.3) 0%,
    rgba(10,10,10,0) 30%,
    rgba(10,10,10,0) 70%,
    rgba(10,10,10,0.5) 100%
  );
}

/* Breadcrumb */
.case-breadcrumb {
  padding: var(--space-md) 0;
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

.case-breadcrumb a {
  color: var(--color-text-muted);
  transition: color 0.3s ease;
}

.case-breadcrumb a:hover {
  color: var(--color-accent);
}

.case-breadcrumb span {
  margin: 0 var(--space-xs);
}

/* Case Study Header with Metadata */
.case-header {
  padding: var(--space-lg) 0 var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.case-header-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.case-intro h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
}

.case-intro-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.case-intro-text p {
  margin-bottom: var(--space-sm);
}

.case-metadata {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md) var(--space-lg);
}

.meta-item {
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-sm);
}

.meta-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: 4px;
}

.meta-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--color-accent);
}

@media (max-width: 900px) {
  .case-header-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .case-metadata {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .case-metadata {
    grid-template-columns: 1fr;
  }
}

/* Case Content Blocks */
.case-content {
  padding: var(--space-xl) 0;
}

/* Full Width Image */
.case-image-full {
  width: 100%;
  margin: var(--space-xl) 0;
}

.case-image-full img {
  width: 100%;
  height: auto;
}

.case-image-full figcaption {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  margin-top: var(--space-sm);
  text-align: center;
  font-style: italic;
}

/* Image with Quote (Side by Side) */
.case-image-quote {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
  margin: var(--space-xl) 0;
}

.case-image-quote.reverse {
  direction: rtl;
}

.case-image-quote.reverse > * {
  direction: ltr;
}

.case-image-quote img {
  width: 100%;
  height: auto;
}

.case-quote {
  padding: var(--space-lg);
}

.case-quote blockquote {
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--color-text);
  position: relative;
}

.case-quote blockquote::before {
  content: '"';
  font-size: 4rem;
  color: var(--color-border-light);
  position: absolute;
  top: -1.5rem;
  left: -0.5rem;
  line-height: 1;
}

.case-quote cite {
  display: block;
  margin-top: var(--space-md);
  font-size: 0.85rem;
  font-style: normal;
  color: var(--color-text-subtle);
}

@media (max-width: 768px) {
  .case-image-quote,
  .case-image-quote.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

/* Two Column Images */
.case-image-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin: var(--space-xl) 0;
}

.case-image-pair img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

/* Text Block */
.case-text {
  max-width: var(--max-width-text);
  margin: var(--space-xl) auto;
}

.case-text h2 {
  margin-bottom: var(--space-md);
}

.case-text p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

/* Project Navigation */
.case-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--color-border);
}

.case-nav-item {
  padding: var(--space-lg);
  transition: background 0.3s ease;
}

.case-nav-item:hover {
  background: var(--color-bg-elevated);
}

.case-nav-item:first-child {
  border-right: 1px solid var(--color-border);
}

.case-nav-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-xs);
}

.case-nav-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-text);
  transition: color 0.3s ease;
}

.case-nav-item:hover .case-nav-title {
  color: var(--color-accent);
}

.case-nav-item:last-child {
  text-align: right;
}

@media (max-width: 600px) {
  .case-nav {
    grid-template-columns: 1fr;
  }
  
  .case-nav-item:first-child {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  
  .case-nav-item:last-child {
    text-align: left;
  }
}

/* Back to top */
.back-to-work {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  transition: color 0.3s ease;
}

.back-to-work:hover {
  color: var(--color-accent);
}