/* ============================================================
   QUENTIN ROMEO — ARCHITECTE
   Stylesheet principal
   ============================================================ */

/* --- Typography — Barlow (web font, fallback to Bahnschrift on Windows) --- */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Semi+Condensed:wght@300;400;500;600&family=Barlow+Condensed:wght@300;400;500&display=swap');

@font-face {
  font-family: 'Bahnschrift';
  src: local('Bahnschrift Condensed'), local('Bahnschrift SemiCondensed'), local('Bahnschrift');
  font-weight: 100 900;
  font-stretch: 75% 100%;
  font-display: swap;
}

/* --- Custom Properties --- */
:root {
  /* Colors */
  --color-bg: #f8f7f4;
  --color-bg-warm: #f2f0eb;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-secondary: #5a5650;
  --color-text-tertiary: #8a8275;
  --color-accent: #3d3a35;
  --color-border: #e0ddd6;
  --color-border-light: #ece9e3;
  --color-overlay: rgba(26, 26, 26, 0.6);
  --color-overlay-light: rgba(26, 26, 26, 0.03);

  /* Typography */
  --font-display: 'Barlow Condensed', 'Bahnschrift', 'Arial Narrow', sans-serif;
  --font-body: 'Barlow Semi Condensed', 'Bahnschrift', 'Segoe UI', 'Helvetica Neue', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 10rem;

  /* Layout */
  --max-width: 1280px;
  --max-width-narrow: 960px;
  --gutter: clamp(1.5rem, 4vw, 4rem);

  /* Transitions */
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-base: 0.4s var(--ease-out);
  --transition-slow: 0.8s var(--ease-out-expo);
  --transition-reveal: 1s var(--ease-out-expo);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  position: relative;
}

/* Subtle grain texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

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

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

ul, ol {
  list-style: none;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  outline: none;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  font-stretch: condensed;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  letter-spacing: 0.03em;
}

h4 {
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

p {
  max-width: 65ch;
}

.subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-stretch: condensed;
  font-size: clamp(0.8rem, 1.3vw, 0.95rem);
  letter-spacing: 0.35em;
  text-transform: lowercase;
  color: var(--color-text-secondary);
}

.label {
  font-family: var(--font-body);
  font-weight: 400;
  font-stretch: condensed;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

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

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

.section {
  padding: var(--space-2xl) 0;
}

/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-reveal), transform var(--transition-reveal);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) 0;
  transition: background-color var(--transition-base), padding var(--transition-base), backdrop-filter var(--transition-base);
}

.site-header.scrolled {
  background-color: rgba(248, 247, 244, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border-light);
}

/* Home: header transparent over hero, nav in white */
body.has-hero .site-header:not(.scrolled) .nav-desktop a,
body.has-hero .site-header:not(.scrolled) .nav-desktop .social-link {
  color: rgba(255,255,255,0.95);
}
body.has-hero .site-header:not(.scrolled) .nav-desktop a::after {
  background-color: #fff;
}
body.has-hero .site-header:not(.scrolled) .hamburger span {
  background-color: #fff;
}

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

.site-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  z-index: 101;
}

.site-logo__name {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--color-text);
}

.site-logo__role {
  font-family: var(--font-body);
  font-weight: 300;
  font-stretch: condensed;
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: lowercase;
  color: var(--color-text-secondary);
  line-height: 1;
}

/* Desktop Navigation */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-desktop a {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-text);
  transition: width var(--transition-base);
}

.nav-desktop a:hover,
.nav-desktop a.active {
  color: var(--color-text);
}

.nav-desktop a:hover::after,
.nav-desktop a.active::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 101;
  padding: 8px;
  margin-right: -8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-fast);
  transform-origin: center;
}

.hamburger.open span:first-child {
  transform: translateY(6px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Navigation */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--color-bg);
  z-index: 100;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav-mobile a:hover,
.nav-mobile a.active {
  color: var(--color-text);
}

@media (max-width: 768px) {
  .nav-desktop { display: none; }
  .hamburger { display: flex; }
  .nav-mobile { display: flex; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 70vh;
  min-height: 500px;
  max-height: 800px;
  overflow: hidden;
  margin-top: 0;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: brightness(0.92) contrast(1.02);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(248, 247, 244, 0.3) 0%,
    rgba(248, 247, 244, 0) 30%,
    rgba(248, 247, 244, 0) 60%,
    rgba(248, 247, 244, 0.85) 100%
  );
}

.hero__content {
  position: absolute;
  bottom: var(--space-2xl);
  left: var(--gutter);
  right: var(--gutter);
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.05;
  color: var(--color-text);
}

.hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-stretch: condensed;
  font-size: clamp(0.8rem, 1.2vw, 1rem);
  letter-spacing: 0.4em;
  text-transform: lowercase;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

@media (max-width: 768px) {
  .hero {
    height: 50vh;
    min-height: 360px;
  }
  .hero__content {
    bottom: var(--space-lg);
  }
}

/* ============================================================
   PROJECT GRID (Homepage)
   ============================================================ */
.projects-section {
  padding: var(--space-2xl) 0 var(--space-3xl);
}

.projects-section__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.projects-section__header h2 {
  color: var(--color-text-tertiary);
  font-weight: 300;
  font-size: clamp(0.8rem, 1.2vw, 0.95rem);
  font-family: var(--font-body);
  letter-spacing: 0.3em;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl) var(--space-xl);
  max-width: 960px;
  margin: 0 auto;
}

.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: block;
}

.project-card__image-wrap {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background-color: var(--color-bg-warm);
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out-expo), filter var(--transition-base);
  filter: grayscale(0.15) brightness(0.97);
}

.project-card:hover .project-card__image {
  transform: scale(1.04);
  filter: grayscale(0) brightness(1);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 26, 26, 0.55) 0%,
    rgba(26, 26, 26, 0) 50%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__info {
  padding: var(--space-md) 0 var(--space-xs);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.project-card__year {
  display: block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 300;
  letter-spacing: normal;
  color: var(--color-text-tertiary);
  text-transform: none;
  margin-top: 0.5rem;
}

.project-card__desc {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  margin-top: 0.3rem;
  font-weight: 300;
}

.project-card__arrow {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.project-card:hover .project-card__arrow {
  color: var(--color-text);
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    max-width: 480px;
    margin: 0 auto;
  }
}

/* ============================================================
   PROJECT DETAIL PAGE
   ============================================================ */
.project-hero {
  padding-top: calc(80px + var(--space-2xl));
  padding-bottom: var(--space-xl);
}

.project-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-xl);
  transition: color var(--transition-fast);
}

.project-hero__back:hover {
  color: var(--color-text);
}

.project-hero__back svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.project-hero__back:hover svg {
  transform: translateX(-3px);
}

.project-hero__title {
  margin-bottom: var(--space-md);
}

.project-hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-sm) var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  max-width: 700px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.meta-item__label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.meta-item__value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  font-stretch: condensed;
  color: var(--color-text);
}

/* Project gallery */
.project-gallery {
  padding-bottom: var(--space-2xl);
}

.project-gallery__grid {
  display: grid;
  gap: var(--space-sm);
}

.project-gallery__grid--masonry {
  grid-template-columns: repeat(2, 1fr);
}

.project-gallery__grid--single {
  grid-template-columns: 1fr;
  max-width: 960px;
}

.project-gallery__item {
  overflow: hidden;
  background-color: var(--color-bg-warm);
}

.project-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out-expo);
}

.project-gallery__item:hover img {
  transform: scale(1.02);
}

.project-gallery__item--wide {
  grid-column: 1 / -1;
}

.project-gallery__item--tall {
  grid-row: span 2;
}

/* Project description */
.project-description {
  padding-bottom: var(--space-2xl);
}

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

.project-description__text {
  max-width: none;
}

.project-description__text p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  max-width: 55ch;
}

.project-description__text p:first-child {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  font-stretch: semi-condensed;
  line-height: 1.65;
  color: var(--color-text);
}

.plans-carousel {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
}

.plans-carousel__track {
  position: relative;
  aspect-ratio: 4 / 3;
  background-color: #fff;
  overflow: hidden;
}

.plans-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s var(--ease-out-expo);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.plans-carousel__slide.is-active {
  opacity: 1;
}

.plans-carousel__slide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.plans-carousel__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background-color: rgba(248, 247, 244, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  opacity: 0;
  transition: opacity var(--transition-base), color var(--transition-fast), background-color var(--transition-fast);
  z-index: 2;
}

.plans-carousel:hover .plans-carousel__nav {
  opacity: 1;
}

.plans-carousel__nav:hover {
  color: var(--color-text);
  background-color: rgba(248, 247, 244, 1);
}

.plans-carousel__nav--prev {
  left: -18px;
}

.plans-carousel__nav--next {
  right: -18px;
}

.plans-carousel__nav svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.plans-carousel__dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: var(--space-md);
}

.plans-carousel__dot {
  width: 24px;
  height: 1px;
  background-color: var(--color-border);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.plans-carousel__dot.is-active {
  background-color: var(--color-text);
}

@media (max-width: 768px) {
  .plans-carousel__nav { opacity: 1; }
  .plans-carousel__nav--prev { left: 8px; }
  .plans-carousel__nav--next { right: 8px; }
}

/* ============================================================
   HOME HERO — fullscreen crossfade carousel
   ============================================================ */
.home-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background-color: var(--color-bg-warm);
}

.home-hero__slides {
  position: absolute;
  inset: 0;
}

.home-hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 2s ease-in-out;
}

.home-hero__slide.is-active {
  opacity: 1;
}

.home-hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.35) 100%);
  z-index: 1;
}

.home-hero__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 2;
  color: #fff;
  padding: 0 var(--gutter);
}

.home-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: #fff;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}

.home-hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(0.85rem, 1.4vw, 1.05rem);
  letter-spacing: 0.4em;
  text-transform: lowercase;
  color: rgba(255,255,255,0.95);
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
  margin: 0;
}

.home-hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.85);
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  text-decoration: none;
  animation: hero-bounce 2.4s ease-in-out infinite;
}

.home-hero__scroll svg {
  display: block;
  margin: 0.5rem auto 0;
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

@keyframes hero-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* Home intro section */
.home-intro {
  padding: var(--space-2xl) 0;
  background-color: var(--color-bg);
}

.home-intro__inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 0 var(--gutter);
}

.home-intro__lead {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--color-text);
  margin: 0 0 var(--space-md);
}

.home-intro__text {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-lg);
}

.home-intro__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.home-intro__cta:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.home-intro__cta svg {
  transition: transform var(--transition-fast);
}

.home-intro__cta:hover svg {
  transform: translateX(3px);
}

/* Social icon (header + footer) */
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.social-link:hover {
  color: var(--color-text);
  transform: translateY(-1px);
}

.social-link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.nav-desktop .social-link {
  margin-left: 0.25rem;
}

.footer-inner .social-link {
  color: var(--color-text-tertiary);
}

/* Image lightbox (desktop only) */
.lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(20, 20, 20, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease-out-expo);
  padding: 4vh 4vw;
  cursor: zoom-out;
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: all;
}

.lightbox__img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  transform: scale(0.96);
  transition: transform 0.4s var(--ease-out-expo);
}

.lightbox.is-open .lightbox__img {
  transform: scale(1);
}

.lightbox__close {
  position: fixed;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.lightbox__close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.lightbox__close svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

@media (min-width: 769px) {
  .project-gallery__item img {
    cursor: zoom-in;
  }
}

@media (max-width: 768px) {
  .lightbox { display: none !important; }
}

.project-plans h3 {
  margin-bottom: var(--space-lg);
  color: var(--color-text-tertiary);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .project-gallery__grid--masonry {
    grid-template-columns: 1fr;
  }
  .project-description__content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-section {
  padding-top: calc(80px + var(--space-2xl));
  padding-bottom: var(--space-3xl);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about-portrait {
  position: relative;
}

.about-portrait__image {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: grayscale(0.3) contrast(1.05);
}

.about-portrait__accent {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 60%;
  height: 60%;
  border: 1px solid var(--color-border);
  z-index: -1;
}

.about-content h2 {
  margin-bottom: var(--space-xl);
  font-weight: 300;
}

.about-content p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.about-content p:first-of-type {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  font-stretch: semi-condensed;
  line-height: 1.65;
  color: var(--color-text);
}

.about-collaborations {
  margin: var(--space-lg) 0;
  padding-left: 0;
}

.about-collaborations li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.about-collaborations li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 6px;
  height: 1px;
  background-color: var(--color-text-tertiary);
}

.about-cv-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-lg);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 4px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.about-cv-link:hover {
  color: var(--color-text);
  border-color: var(--color-text);
}

@media (max-width: 768px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .about-portrait__image {
    max-width: 280px;
  }
}

/* ============================================================
   SERVICES PAGE
   ============================================================ */
.services-section {
  padding-top: calc(80px + var(--space-2xl));
  padding-bottom: var(--space-3xl);
}

.services-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.services-header h1 {
  margin-bottom: var(--space-sm);
}

.services-header p {
  margin: 0 auto;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.service-card {
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-base), background-color var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-text-tertiary);
  background-color: var(--color-surface);
}

.service-card__number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  font-stretch: condensed;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.service-card__desc {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.service-card__list {
  margin-top: var(--space-md);
  padding-left: 0;
}

.service-card__list li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.4rem;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 1px;
  background-color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-section {
  padding-top: calc(80px + var(--space-2xl));
  padding-bottom: var(--space-3xl);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-info h1 {
  margin-bottom: var(--space-xl);
}

.contact-details {
  margin-bottom: var(--space-lg);
}

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

.contact-detail__label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: 0.25rem;
}

.contact-detail__value {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  font-stretch: condensed;
}

.contact-detail__value a {
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.contact-detail__value a:hover {
  border-bottom-color: var(--color-text);
}

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

.form-group {
  position: relative;
}

.form-group label {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-text);
  background-color: transparent;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--color-text);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-border);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.btn-submit {
  align-self: flex-start;
  padding: 0.9rem 2.5rem;
  background-color: var(--color-text);
  color: var(--color-bg);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  margin-top: var(--space-sm);
}

.btn-submit:hover {
  background-color: var(--color-accent);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

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

.footer-nav {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

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

.footer-copyright {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  font-weight: 300;
}

@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
  .site-footer {
    padding: var(--space-md) 0;
  }
  .projects-section {
    padding-bottom: var(--space-lg);
  }
}

/* ============================================================
   SERVICE DETAIL PAGE
   ============================================================ */
.service-detail {
  padding-top: calc(80px + var(--space-2xl));
  padding-bottom: var(--space-3xl);
}

.service-detail__header {
  margin-bottom: var(--space-2xl);
  max-width: 720px;
}

.service-detail__header h1 {
  margin-bottom: var(--space-md);
}

.service-detail__intro {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  font-stretch: semi-condensed;
  line-height: 1.7;
  color: var(--color-text);
  max-width: 60ch;
}

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

.service-detail__body--full {
  grid-template-columns: 1fr;
  max-width: 780px;
}

.service-detail__body h2 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  margin-bottom: var(--space-md);
  font-weight: 400;
}

.service-detail__body h3 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-sm);
  margin-top: var(--space-xl);
}

.service-detail__body h3:first-child {
  margin-top: 0;
}

.service-detail__body p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.93rem;
  line-height: 1.75;
}

.service-detail__body ul {
  padding-left: 0;
  margin-bottom: var(--space-md);
}

.service-detail__body li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}

.service-detail__body li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 8px;
  height: 1px;
  background-color: var(--color-text-tertiary);
}

/* Process steps */
.process-steps {
  counter-reset: step;
  margin: var(--space-lg) 0;
}

.process-step {
  counter-increment: step;
  position: relative;
  padding: var(--space-lg);
  padding-left: calc(var(--space-lg) + 3rem);
  border: 1px solid var(--color-border-light);
  margin-bottom: var(--space-sm);
  transition: border-color var(--transition-base), background-color var(--transition-base);
}

.process-step:hover {
  border-color: var(--color-border);
  background-color: var(--color-surface);
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: var(--space-lg);
  top: var(--space-lg);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  font-stretch: condensed;
  color: var(--color-border);
  line-height: 1;
}

.process-step__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  font-stretch: condensed;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
  color: var(--color-text);
}

.process-step__desc {
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  line-height: 1.65;
  margin-bottom: 0;
}

.process-step__duration {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

/* Pricing table */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
}

.pricing-table th {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  text-align: left;
  padding: var(--space-sm) var(--space-sm) var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.pricing-table td {
  padding: var(--space-sm) var(--space-sm) var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  vertical-align: top;
}

.pricing-table td:first-child {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  font-stretch: condensed;
  color: var(--color-text);
  min-width: 200px;
}

.pricing-table td:last-child {
  font-family: var(--font-display);
  font-weight: 400;
  font-stretch: condensed;
  color: var(--color-text);
}

.pricing-note {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  font-style: italic;
  margin-top: var(--space-sm);
}

/* Info box / callout */
.info-box {
  padding: var(--space-lg);
  border-left: 2px solid var(--color-text);
  background-color: var(--color-overlay-light);
  margin: var(--space-lg) 0;
}

.info-box p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.info-box p:last-child {
  margin-bottom: 0;
}

.info-box strong {
  font-weight: 500;
  color: var(--color-text);
}

/* FAQ accordion */
.faq-list {
  margin: var(--space-lg) 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border-light);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  font-stretch: condensed;
  color: var(--color-text);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-text-secondary);
}

.faq-question svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-text-tertiary);
}

.faq-item.open .faq-question svg {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-out-expo), padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 500px;
  padding-bottom: var(--space-md);
}

.faq-answer p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .service-detail__body {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .process-step {
    padding-left: var(--space-lg);
    padding-top: calc(var(--space-lg) + 2rem);
  }
  .process-step::before {
    top: var(--space-md);
    left: var(--space-lg);
  }
  .pricing-table {
    font-size: 0.85rem;
  }
  .pricing-table td:first-child {
    min-width: 120px;
  }
}

/* ============================================================
   DIVIDER
   ============================================================ */
.divider {
  width: 40px;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-lg) 0;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   PAGE TRANSITION
   ============================================================ */
.page-transition {
  position: fixed;
  inset: 0;
  background-color: var(--color-bg);
  z-index: 200;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.page-transition.active {
  opacity: 1;
}

/* ============================================================
   CUSTOM CURSOR (desktop only)
   ============================================================ */
@media (pointer: fine) {
  .cursor-dot {
    position: fixed;
    width: 6px;
    height: 6px;
    background-color: var(--color-text);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.15s ease, opacity 0.15s ease;
    mix-blend-mode: difference;
    opacity: 0;
  }

  .cursor-dot.visible {
    opacity: 1;
  }

  .cursor-dot.hovering {
    transform: scale(6);
    opacity: 0.15;
  }
}

/* ============================================================
   SCROLL PROGRESS
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background-color: var(--color-text);
  z-index: 101;
  transform-origin: left;
  transform: scaleX(0);
  transition: none;
  opacity: 0.4;
}