/* =========================================
   RESET & BASE
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --black: #000;
  --white: #fff;
  --grey: rgba(255,255,255,0.45);
  --font: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --transition: 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html, body {
  width: 100%;
  height: 100%;
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
}

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

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =========================================
   LOGO
   ========================================= */
.site-logo {
  position: fixed;
  top: 3rem;
  left: 3rem;
  z-index: 500;
  display: block;
  line-height: 0;
}

.site-logo img {
  height: 120px;
  width: auto;
  display: block;
}

/* On inner pages, offset the page top so content clears the logo */
.has-logo-offset {
  padding-top: 5.5rem;
}

/* Home tagline — bottom right */
.home-tagline {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 500;
  text-align: right;
  pointer-events: none;
  line-height: 1.6;
}

.home-tagline span {
  display: block;
  font-size: 2rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.1;
}

/* =========================================
   BOTTOM NAV BUTTONS
   ========================================= */
.bottom-nav {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  z-index: 500;
}

.btn-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 100px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  user-select: none;
  white-space: nowrap;
}

.btn-nav:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-nav svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  flex-shrink: 0;
}

/* =========================================
   MENU OVERLAY
   ========================================= */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 400;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

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

.menu-overlay nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.menu-overlay nav a {
  display: block;
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--white);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s ease;
  transition-delay: calc(var(--i) * 0.07s);
}

.menu-overlay.is-open nav a {
  opacity: 1;
  transform: translateY(0);
}

.menu-overlay nav a:hover {
  color: var(--grey);
}

.menu-close {
  position: absolute;
  top: 1.8rem;
  right: 2rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s;
  font-family: var(--font);
  letter-spacing: 0.05em;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.menu-close:hover {
  opacity: 1;
}

/* =========================================
   HOME — SMOOTH FULLPAGE SCROLL
   ========================================= */
.scroll-container {
  height: 100vh;
  overflow: hidden;
}

.sections-wrapper {
  will-change: transform;
  transition: transform 0.95s cubic-bezier(0.77, 0, 0.175, 1);
}

.section {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: #111;
  cursor: pointer;
}

.section-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  will-change: transform;
}

.section-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.35) 100%);
}

.section-text {
  position: absolute;
  padding: 3rem;
  max-width: 640px;
}

.section-text.top-left    { top: 0; left: 0; }
.section-text.top-right   { top: 0; right: 0; text-align: right; }
.section-text.top-center  { top: 0; left: 50%; transform: translateX(-50%); text-align: center; white-space: nowrap; }
.section-text.bottom-left { bottom: 5rem; left: 0; }
.section-text.bottom-right{ bottom: 5rem; right: 0; text-align: right; }
.section-text.center {
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  max-width: 800px;
}

.section-text h2 {
  display: inline-block;
  font-size: clamp(0.75rem, 1vw, 0.9rem);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  padding: 0.4em 0.85em;
  border-radius: 100px;
}

.section-text p {
  font-size: clamp(0.75rem, 1.2vw, 0.9rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}

/* Scroll counter (home + project) */
.scroll-counter {
  position: fixed;
  bottom: 2rem;
  right: 2.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.35);
  z-index: 500;
  font-variant-numeric: tabular-nums;
}

/* Empty state */
.home-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  text-align: center;
  gap: 1.5rem;
  padding: 2rem;
}

.home-empty h1 {
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  opacity: 0.15;
}

.home-empty p {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
  line-height: 1.8;
}

/* =========================================
   WORK PAGE
   ========================================= */
.work-page {
  height: 100vh;
  overflow-y: scroll;
  scrollbar-width: none;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.work-page::-webkit-scrollbar {
  display: none;
}

.work-header {
  padding: 3.5rem 0.75rem 1rem;
  text-align: center;
}

.work-header h1 {
  font-size: clamp(0.8rem, 1vw, 1rem);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding: 0 0.75rem 0.75rem;
}

.work-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: pointer;
  background: #111;
  border-radius: 4px;
  transform: translateZ(0);
}

.work-item .slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.45s ease;
  will-change: opacity;
  transform: translateZ(0);
}

.work-item .slide.active {
  opacity: 1;
}

.work-item-info {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s ease;
  z-index: 2;
}

.work-item:hover .work-item-info {
  opacity: 1;
}

.work-item-info h3 {
  font-size: clamp(0.85rem, 1.4vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  margin-bottom: 0.3rem;
}

.work-item-info span {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
}

/* Work empty state */
.work-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 1rem;
  text-align: center;
  padding: 2rem;
}

.work-empty p {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
  line-height: 1.8;
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 4rem 3rem 3rem;
  margin-bottom: 7rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer-brand .brand-name {
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.8rem;
}

.footer-brand p {
  font-size: 2rem;
  color: var(--grey);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.footer-brand p a {
  color: var(--grey);
  transition: color 0.2s;
}

.footer-brand p a:hover {
  color: var(--white);
}

.footer-nav h4,
.footer-social h4 {
  font-size: 2rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-bottom: 1.2rem;
}

.footer-nav ul,
.footer-social ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-nav ul li a,
.footer-social ul li a {
  font-size: 2rem;
  color: var(--grey);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.footer-nav ul li a:hover,
.footer-social ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.07);
}

.footer-bottom p {
  font-size: 2rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.04em;
}

.footer-bottom a {
  font-size: 2rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

.footer-bottom a:hover {
  color: var(--grey);
}

/* =========================================
   STUDIO & STORIES PAGES
   ========================================= */
.inner-page {
  height: 100vh;
  overflow-y: auto;
  scrollbar-width: none;
}

.inner-page::-webkit-scrollbar { display: none; }

.page-hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.5);
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding-bottom: 5rem;
}

.page-label {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey);
  margin-bottom: 1.5rem;
}

.page-hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 6rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

.page-hero-content p {
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  line-height: 1.7;
  color: rgba(255,255,255,0.7);
  max-width: 480px;
}

.page-content {
  padding: 5rem 3rem;
  max-width: 900px;
}

.page-content p {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.8;
  color: rgba(255,255,255,0.65);
  margin-bottom: 2rem;
}

/* Stories grid */
.stories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.05);
  margin-bottom: 7rem;
}

.story-card {
  background: var(--black);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.story-card-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
}

.story-card h3 {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.story-card p {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--grey);
}

/* =========================================
   PROJECT VIEWER
   ========================================= */
.project-viewer {
  height: 100vh;
  overflow: hidden;
}

.project-slides-wrapper {
  will-change: transform;
  transition: transform 0.95s cubic-bezier(0.77, 0, 0.175, 1);
}

.project-slide {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: #000;
}

.project-slide-bg {
  position: absolute;
  inset: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* Project title shown top-center on slides */
.project-title-bar {
  position: fixed;
  top: 3rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  pointer-events: none;
  text-align: center;
  white-space: nowrap;
}

.project-title-bar h1 {
  display: inline-block;
  font-size: clamp(0.75rem, 1vw, 0.9rem);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.75);
  padding: 0.4em 0.85em;
  border-radius: 100px;
}

.project-title-bar p {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  margin-top: 0.2rem;
}

/* =========================================
   PAGE TRANSITIONS
   ========================================= */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.page-transition.fade-in {
  opacity: 1;
  pointer-events: all;
}

/* =========================================
   RESPONSIVE — TABLET (≤1024px)
   ========================================= */
@media (max-width: 1024px) {
  .work-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .site-logo img {
    height: 80px;
  }

  .home-tagline span {
    font-size: 1.4rem;
  }
}

/* =========================================
   RESPONSIVE — MOBILE (≤680px)
   ========================================= */
@media (max-width: 680px) {

  /* Logo */
  .site-logo {
    top: 1.2rem;
    left: 1.2rem;
  }

  .site-logo img {
    height: 50px;
  }

  /* Bottom nav */
  .bottom-nav {
    bottom: 1.2rem;
    gap: 0.5rem;
  }

  .btn-nav {
    padding: 0.5rem 1rem;
    font-size: 0.65rem;
  }

  /* Scroll counter */
  .scroll-counter {
    bottom: 1.2rem;
    right: 1.2rem;
    font-size: 0.6rem;
  }

  /* Home tagline */
  .home-tagline {
    bottom: 5rem;
    right: 1.2rem;
  }

  .home-tagline span {
    font-size: 1rem;
    line-height: 1.2;
  }

  /* Home sections */
  .section-text {
    padding: 1.2rem;
    max-width: 100%;
  }

  .section-text.top-center {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding-top: 0;
    white-space: nowrap;
  }

  .section-text h2 {
    font-size: clamp(0.65rem, 3vw, 0.8rem);
    padding: 0.35em 0.75em;
  }

  /* Menu overlay */
  .menu-overlay nav {
    gap: 0;
  }

  .menu-overlay nav a {
    font-size: clamp(2.8rem, 13vw, 4.5rem);
    line-height: 1.15;
  }

  .menu-close {
    top: 1.2rem;
    right: 1.2rem;
  }

  /* Work page */
  .work-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 0 0.5rem 0.5rem;
  }

  .work-item {
    aspect-ratio: 3 / 2;
  }

  .work-item-info h3 {
    font-size: 1rem;
  }

  .work-header {
    padding: 1.5rem 0.5rem 0.75rem;
  }

  .has-logo-offset {
    padding-top: 4rem;
  }

  /* Footer */
  .site-footer {
    padding: 2.5rem 1.2rem 2rem;
    margin-bottom: 6rem;
  }

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

  .footer-brand .brand-name {
    font-size: 1.4rem;
  }

  .footer-brand p {
    font-size: 1.1rem;
    line-height: 1.5;
  }

  .footer-nav h4,
  .footer-social h4 {
    font-size: 1rem;
    margin-bottom: 0.6rem;
  }

  .footer-nav ul li a,
  .footer-social ul li a {
    font-size: 1.1rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .footer-bottom p,
  .footer-bottom a {
    font-size: 0.85rem;
  }

  /* Stories */
  .stories-grid {
    grid-template-columns: 1fr;
  }

  .story-card {
    padding: 2rem 1.2rem;
  }

  /* Studio / inner pages */
  .page-hero {
    padding: 1.2rem;
  }

  .page-hero-content {
    padding-bottom: 6rem;
  }

  .page-hero-content h1 {
    font-size: clamp(2rem, 10vw, 3.5rem);
  }

  .page-content {
    padding: 3rem 1.2rem;
  }

  /* Project viewer */
  .project-title-bar {
    top: 7.5rem;
    left: 50%;
    transform: translateX(-50%);
    white-space: normal;
    max-width: 80vw;
    text-align: center;
  }
}