/* ===============================================
   ART PORTFOLIO — styles.css
   =============================================== */

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

:root {
  /* Colors */
  --bg:          #F7F6F3;
  --bg-alt:      #EEECEA;
  --ink:         #181818;
  --ink-mid:     #565656;
  --ink-light:   #9A9A9A;
  --accent:      #C9963A;       /* amber gold */
  --navy:        #0D1B2A;       /* navbar */
  --navy-mid:    rgba(255,255,255,0.62);
  --white:       #FFFFFF;
  --border:      #E0DDD8;

  /* Typography */
  --font-sans:   'DM Sans', system-ui, -apple-system, sans-serif;
  --font-serif:  'DM Serif Display', Georgia, serif;

  /* Layout */
  --nav-h:       66px;
  --max-w:       1200px;
  --pad-x:       clamp(1.25rem, 4vw, 2.5rem);
  --section-v:   clamp(5rem, 10vw, 9rem);

  /* Motion */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --dur:         0.35s;
  --radius:      6px;
}

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

body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

/* Custom scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }



/* ===============================================
   NAVBAR
   =============================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--navy);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: box-shadow var(--dur) var(--ease);
}

.navbar.scrolled {
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.35);
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-style: italic;
  letter-spacing: 0.04em;
  color: var(--white);
  transition: opacity var(--dur);
}
.nav-logo:hover { opacity: 0.65; }

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.75rem;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-mid);
  position: relative;
  transition: color var(--dur);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--dur) var(--ease);
}

.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Hamburger button */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  transition: transform var(--dur) var(--ease), opacity var(--dur);
  transform-origin: center;
}


/* ===============================================
   SCROLL FADE-IN UTILITY
   =============================================== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
/* Stagger gallery cards */
.artwork-card:nth-child(2).fade-in { transition-delay: 0.12s; }
.artwork-card:nth-child(3).fade-in { transition-delay: 0.24s; }


/* ===============================================
   SHARED SECTION STYLES
   =============================================== */
.section-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 0.7rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 1rem;
  line-height: 1.1;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-desc {
  font-size: 0.9375rem;
  color: var(--ink-mid);
  max-width: 54ch;
  margin: 0 auto;
  line-height: 1.8;
}


/* ===============================================
   HERO
   =============================================== */
.hero {
  min-height: 100svh;
  padding-top: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 50% 60% at 85% 35%, rgba(201, 150, 58, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse 45% 55% at 15% 75%, rgba(13, 27, 42, 0.05) 0%, transparent 50%);
  z-index: 0;
  animation: heroAmbient 7s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    circle 420px at var(--mouse-x, 80%) var(--mouse-y, 40%),
    rgba(201, 150, 58, 0.07) 0%,
    transparent 65%
  );
  z-index: 0;
  transition: background 0.4s ease;
}

@keyframes heroAmbient {
  from { opacity: 0.5; }
  to   { opacity: 1; }
}

.hero-content,
.hero-image {
  position: relative;
  z-index: 1;
}

.hero-content {
  padding: var(--section-v) 0;
}

.hero-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3.25rem, 7vw, 6rem);
  line-height: 1.0;
  color: var(--ink);
  margin-bottom: 1.25rem;
}

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

.hero-subtitle {
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  color: var(--ink-mid);
  font-weight: 300;
  max-width: 40ch;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-intro {
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
  margin-bottom: 2.75rem;
  max-width: 44ch;
}

.hero-intro p {
  font-size: 0.9375rem;
  color: var(--ink-mid);
  line-height: 1.85;
}
.hero-intro strong {
  color: var(--ink);
  font-weight: 500;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  transition: gap var(--dur) var(--ease), opacity var(--dur);
}
.hero-cta:hover { gap: 0.85rem; opacity: 0.65; }

.hero-image {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-alt);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.7s var(--ease);
}
.hero-image:hover img { transform: scale(1.02); }

.hero-image-label {
  position: absolute;
  bottom: 1.25rem;
  right: 1.25rem;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0.4rem 0.85rem;
  border-radius: 100px;
}


/* ===============================================
   GALLERY
   =============================================== */
.gallery {
  padding: var(--section-v) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2.25rem);
}

.artwork-card {
  cursor: pointer;
  outline: none;
}

.artwork-card:focus-visible .card-image {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
  border-radius: var(--radius);
}

.card-image {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-alt);
  margin-bottom: 1.2rem;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.65s var(--ease);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(18, 18, 18, 0.65) 0%,
    rgba(18, 18, 18, 0.15) 60%,
    transparent 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.card-overlay span {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--white);
}

.artwork-card:hover .card-image img { transform: scale(1.05); }
.artwork-card:hover .card-overlay   { opacity: 1; }

.card-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.card-number {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--ink-light);
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.2;
}

.card-tagline {
  font-size: 0.875rem;
  color: var(--ink-mid);
  font-style: italic;
}


/* ===============================================
   MODALS
   =============================================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}

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

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 12, 12, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

.modal-container {
  position: relative;
  z-index: 1;
  background: var(--white);
  width: min(94vw, 1080px);
  max-height: 92svh;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(22px) scale(0.98);
  transition: transform 0.42s var(--ease);
}

.modal.open .modal-container {
  transform: translateY(0) scale(1);
}

/* Close button — floats top-right */
.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 10;
  background: var(--bg-alt);
  border: none;
  cursor: pointer;
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition: background var(--dur), transform var(--dur) var(--ease);
}
.modal-close:hover {
  background: var(--border);
  transform: rotate(90deg);
}

/* Two-column layout inside modal */
.modal-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
  overflow: hidden;
}

.modal-image-wrap {
  overflow: hidden;
  background: #111;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

/* Text panel */
.modal-text {
  padding: clamp(2rem, 4vw, 3.25rem);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.modal-number {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 1rem;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.modal-tagline {
  font-size: 1rem;
  color: var(--ink-mid);
  margin-bottom: 0.4rem;
}

.modal-medium {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-light);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-section {
  margin-bottom: 1.75rem;
}

.modal-section h4 {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 0.75rem;
}

.modal-section p {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--ink-mid);
  margin-bottom: 0.875rem;
}
.modal-section p:last-child { margin-bottom: 0; }


/* ===============================================
   FINAL PROJECT
   =============================================== */
.final-project {
  background: var(--navy);
  color: var(--white);
  padding: var(--section-v) var(--pad-x);
}

.final-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.final-project .section-label {
  color: rgba(255, 255, 255, 0.35);
}

.final-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  margin-bottom: 1.25rem;
  line-height: 1.05;
}

.final-desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.55);
  max-width: 52ch;
  margin: 0 auto 3rem;
  line-height: 1.85;
}

.final-placeholder {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: clamp(4rem, 10vw, 6rem) 2rem;
  position: relative;
  overflow: hidden;
}

/* Subtle diagonal stripe texture */
.final-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 28px,
    rgba(255, 255, 255, 0.018) 28px,
    rgba(255, 255, 255, 0.018) 29px
  );
  pointer-events: none;
}

.placeholder-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
}

.placeholder-icon {
  font-size: 2rem;
  color: rgba(255, 255, 255, 0.2);
  animation: breathe 3.5s ease-in-out infinite;
}

.placeholder-content p {
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

.placeholder-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: breathe 2.5s ease-in-out infinite 0.5s;
}

@keyframes breathe {
  0%, 100% { opacity: 0.35; transform: scale(1); }
  50%       { opacity: 1;    transform: scale(1.15); }
}


/* ===============================================
   ABOUT
   =============================================== */
.about {
  padding: var(--section-v) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 8vw, 7rem);
  align-items: start;
}

.about-text .section-label {
  margin-bottom: 0.75rem;
}

.about-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.about-body {
  font-size: 0.9375rem;
  color: var(--ink-mid);
  line-height: 1.9;
  margin-bottom: 1.25rem;
  max-width: 56ch;
}

.about-interests {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.25rem;
}

.about-interests span {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mid);
  border: 1px solid var(--border);
  padding: 0.45rem 1rem;
  border-radius: 100px;
  transition: background var(--dur), color var(--dur), border-color var(--dur);
}
.about-interests span:hover {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

.about-visual {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}

.portrait-frame {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-alt);
  aspect-ratio: 3 / 4;
  position: relative;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portrait-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1rem 1.25rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.75);
  background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
}


/* ===============================================
   IMAGE FALLBACK (when file is missing)
   =============================================== */
img {
  /* Images that fail to load will remain as empty space with bg-alt color */
  background: var(--bg-alt);
}


/* ===============================================
   FOOTER
   =============================================== */
.footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 2rem var(--pad-x);
}

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

.footer-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--white);
}

.footer-copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.38);
}


/* ===============================================
   RESPONSIVE — Tablet (≤ 960px)
   =============================================== */
@media (max-width: 960px) {
  /* Hero stacks vertically, image first */
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: calc(var(--nav-h) + 2.5rem);
    padding-bottom: 4rem;
    gap: 2.5rem;
  }

  .hero-image {
    order: -1;
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
    aspect-ratio: 3 / 4;
  }

  .hero-content { padding: 0; }

  /* Gallery 2 columns */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Modal full width */
  .modal-content {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  .modal-image-wrap {
    min-height: 280px;
    max-height: 50svh;
    border-radius: 10px 10px 0 0;
  }

  /* About stacks */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-visual {
    position: static;
    max-width: 380px;
  }

  /* Mobile nav */
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--navy);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-direction: column;
    padding: 2rem var(--pad-x);
    gap: 1.75rem;
    box-shadow: 0 12px 32px rgba(0,0,0,0.4);
  }
  .nav-links.open { display: flex; }
  .nav-toggle     { display: flex; }
}


/* ===============================================
   RESPONSIVE — Mobile (≤ 580px)
   =============================================== */
@media (max-width: 580px) {
  .gallery-grid { grid-template-columns: 1fr; }

  .modal-container {
    width: 100%;
    max-height: 96svh;
    border-radius: 12px 12px 0 0;
    align-self: flex-end;
  }

  .modal { align-items: flex-end; padding: 0; }

  .modal-text { padding: 1.75rem 1.25rem; }

  .footer-inner {
    flex-direction: column;
    gap: 0.4rem;
    text-align: center;
  }
}


/* ===============================================
   CINEMATIC ADDITIONS
   =============================================== */

/* ---- PAGE LOADER ---- */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
}

.loader-name {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.05em;
  animation: loaderPulse 1.4s ease-in-out infinite;
}

.loader-bar {
  width: 160px;
  height: 1px;
  background: rgba(255,255,255,0.15);
  position: relative;
  overflow: hidden;
}

.loader-bar::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--accent);
  animation: loaderSlide 1.2s ease-in-out infinite;
}

@keyframes loaderSlide {
  0%   { left: -100%; }
  100% { left: 100%; }
}

@keyframes loaderPulse {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; }
}




/* ---- HERO TEXT REVEAL ANIMATIONS ---- */
.reveal-label {
  opacity: 0;
  animation: fadeSlideUp 0.8s var(--ease) 0.3s forwards;
}

.reveal-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeSlideUp 0.9s var(--ease) 0.55s forwards;
}

.reveal-word.delay-1 {
  animation-delay: 0.75s;
}

.reveal-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeSlideUp 0.8s var(--ease) forwards;
}

.reveal-up.delay-2 { animation-delay: 1s; }
.reveal-up.delay-3 { animation-delay: 1.2s; }

@keyframes fadeSlideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero image: cinematic entrance */
.hero-image {
  opacity: 0;
  animation: heroImageReveal 1.2s var(--ease) 0.4s forwards;
}

@keyframes heroImageReveal {
  from {
    opacity: 0;
    clip-path: inset(8% 0 8% 0);
    transform: scale(1.03);
  }
  to {
    opacity: 1;
    clip-path: inset(0% 0 0% 0);
    transform: scale(1);
  }
}


/* ---- CARD CLIP-PATH REVEAL (replaces simple fade-in) ---- */
.artwork-card.fade-in {
  opacity: 1;            /* override base fade-in opacity */
  transform: none;
}

.artwork-card .card-image {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 0.85s var(--ease);
}

.artwork-card.visible .card-image {
  clip-path: inset(0% 0 0 0);
}

.artwork-card .card-info {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease 0.5s, transform 0.6s ease 0.5s;
}

.artwork-card.visible .card-info {
  opacity: 1;
  transform: translateY(0);
}

/* stagger */
.artwork-card:nth-child(2) .card-image { transition-delay: 0.12s; }
.artwork-card:nth-child(3) .card-image { transition-delay: 0.24s; }
.artwork-card:nth-child(2) .card-info  { transition-delay: 0.62s; }
.artwork-card:nth-child(3) .card-info  { transition-delay: 0.74s; }




/* ---- PARALLAX CONTAINER ---- */
.hero-image-inner {
  width: 100%;
  height: 100%;
  will-change: transform;
}


/* ---- SCROLL PROGRESS BAR ---- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  z-index: 10000;
  transition: width 0.08s linear;
  pointer-events: none;
}


/* ---- GRAIN OVERLAY ---- */
.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9990;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 300px 300px;
  animation: grainMove 0.45s steps(1) infinite;
}

@keyframes grainMove {
  0%   { background-position: 0px 0px; }
  25%  { background-position: -60px 30px; }
  50%  { background-position: 20px -40px; }
  75%  { background-position: -80px -20px; }
}


/* ---- 3D CARD TILT ---- */
.artwork-card {
  transition: transform 0.18s var(--ease);
  transform-style: preserve-3d;
  will-change: transform;
}