/* ===============================================================
   NAU DECOR — style.css
   Luxury Interior Design | TP.HCM
   =============================================================== */

/* --- Variables --- */
:root {
  --cream: #EDE7DE;
  --cream-dark: #E0D8CD;
  --off-black: #1A1A1A;
  --dark: #18181B;
  --grey: #8A8A8A;
  --line: rgba(26,26,26,0.12);
  --radius: 0px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: clamp(14px, 1vw, 16px); scroll-behavior: initial; scrollbar-width: none; }
html::-webkit-scrollbar { display: none; }
body {
  background-color: var(--cream);
  color: var(--off-black);
  font-family: 'Jost', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overscroll-behavior: none;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
svg { display: block; }
button { background: none; border: none; cursor: pointer; font-family: inherit; }
::selection { background: var(--off-black); color: var(--cream); }

/* --- Grain overlay --- */
.grain {
  position: fixed; inset: -200%;
  width: 400%; height: 400%;
  pointer-events: none; z-index: 1000;
  opacity: 0.035;
  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");
  animation: grain 0.5s steps(2) infinite;
}
@keyframes grain {
  0% { transform: translate(0,0); }
  20% { transform: translate(-3%, -5%); }
  40% { transform: translate(5%, 3%); }
  60% { transform: translate(-2%, 7%); }
  80% { transform: translate(4%, -4%); }
  100% { transform: translate(0,0); }
}

/* --- Loader --- */
.container-loader {
  position: fixed; inset: 0;
  background: var(--cream);
  z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}
.container-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-logo {
  width: 200px;
  animation: loaderScale 1.2s var(--ease-out) forwards;
  opacity: 0;
}
@keyframes loaderScale {
  from { opacity: 0; transform: scale(0.85); }
  to { opacity: 1; transform: scale(1); }
}
.loader-tagline {
  position: absolute;
  bottom: 3em; left: 50%; transform: translateX(-50%);
  font-size: 0.7rem; letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--grey); white-space: nowrap;
  animation: fadeUp 1s 0.5s var(--ease-out) both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* --- Curtain transitions --- */
.curtains {
  position: fixed; inset: 0;
  z-index: 8000; pointer-events: none;
  display: flex;
}
.curtain {
  flex: 1; background: var(--cream);
  transform: scaleX(0);
  transform-origin: left;
}
.curtain:nth-child(2) { transform-origin: right; }
.is-transitioning .curtain { pointer-events: all; }

/* --- Navbar --- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 7000;
  padding: 1.8em 2.5em;
  display: flex; align-items: center; justify-content: space-between;
  pointer-events: auto;
}
.logo-nav {
  display: flex; align-items: center;
  height: 2.8em; width: auto;
  pointer-events: auto;
  flex-shrink: 0;
}
.logo-nav svg { height: 100%; width: auto; overflow: visible; }
.nav-r {
  display: flex; align-items: center; gap: 2em;
  pointer-events: auto;
}
.nav-link {
  font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.15em; text-transform: uppercase;
  cursor: pointer; pointer-events: auto;
  position: relative; overflow: hidden;
  display: inline-block;
}
.nav-link::after {
  content: ''; position: absolute;
  bottom: -1px; left: 0; width: 100%; height: 1px;
  background: var(--off-black);
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.35s var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-link.menu { letter-spacing: 0.2em; }
.line-nav { width: 20px; height: 1px; background: currentColor; opacity: 0.3; }

/* --- Mobile Menu Overlay --- */
.menu-overlay {
  position: fixed; inset: 0;
  background: var(--cream); z-index: 6500;
  display: flex; flex-direction: column;
  padding: 7em 2.5em 3em;
  pointer-events: none; opacity: 0;
  transition: opacity 0.4s var(--ease-in-out);
}
.menu-overlay.open { opacity: 1; pointer-events: all; }
.menu-nav-links {
  display: flex; flex-direction: column; gap: 0.5em;
  margin-bottom: auto;
}
.menu-nav-link {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900; letter-spacing: -0.02em;
  line-height: 1.1; cursor: pointer;
  display: inline-block;
  transform: translateY(30px); opacity: 0;
  transition: transform 0.5s var(--ease-out), opacity 0.5s var(--ease-out);
}
.menu-overlay.open .menu-nav-link { transform: translateY(0); opacity: 1; }
.menu-nav-link:nth-child(1) { transition-delay: 0.05s; }
.menu-nav-link:nth-child(2) { transition-delay: 0.1s; }
.menu-nav-link:nth-child(3) { transition-delay: 0.15s; }
.menu-nav-link:nth-child(4) { transition-delay: 0.2s; }
.menu-nav-link:nth-child(5) { transition-delay: 0.25s; }
.menu-nav-link:nth-child(6) { transition-delay: 0.3s; }
.menu-bottom {
  display: flex; justify-content: space-between; align-items: flex-end;
  padding-top: 2em; border-top: 1px solid var(--line);
  font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey);
}
.menu-logo-big {
  position: absolute; right: 2.5em; bottom: 3em;
  width: clamp(200px, 25vw, 350px); opacity: 0.05;
}

/* --- Page wrapper --- */
.page-wrapper { min-height: 100vh; }
.main-wrapper { position: relative; }

/* ============================
   HOME PAGE
   ============================ */
.home-slider_w {
  position: fixed; inset: 0;
  display: flex;
}
.home-slider_panel {
  position: relative; overflow: hidden;
  transition: flex 0.8s var(--ease-out);
}
.home-slider_panel.left { flex: 1; }
.home-slider_panel.right { flex: 1; }
.home-slider_w:has(.slider-btn:hover) .home-slider_panel.left { flex: 0.4; }
.home-slider_w:has(.slider-btn.left:hover) .home-slider_panel.left { flex: 1.6; }
.home-slider_w:has(.slider-btn.right:hover) .home-slider_panel.right { flex: 1.6; }
.home-slider_panel img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.05);
  transition: transform 0.8s var(--ease-out);
}
.home-slider_panel:hover img { transform: scale(1); }

/* Slider image carousel */
.panel-images { position: absolute; inset: 0; }
.panel-img {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity 0.7s ease;
}
.panel-img.active { opacity: 1; }

.home-intro {
  position: fixed; bottom: 3em; left: 2.5em;
  z-index: 100; pointer-events: none;
}
.home-intro-text {
  font-size: clamp(0.8rem, 1.2vw, 1rem);
  font-weight: 400; color: var(--cream); line-height: 1.5;
  text-shadow: 0 1px 20px rgba(0,0,0,0.3);
}
.home-btn-area {
  position: fixed; inset: 0; z-index: 200;
  pointer-events: none;
}
/* Active project info — bottom left */
.slider-info {
  position: fixed; bottom: 3em; left: 2.5em; z-index: 200;
  pointer-events: none;
}
.slider-project-name {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900; letter-spacing: -0.02em; line-height: 1;
  color: var(--cream); text-shadow: 0 2px 30px rgba(0,0,0,0.4);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.slider-project-meta {
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(237,231,222,0.7); margin-top: 0.5em;
}
/* Prev/Next arrows — bottom right */
.slider-nav {
  position: fixed; bottom: 3em; right: 2.5em; z-index: 200;
  display: flex; gap: 0.8em; pointer-events: auto;
}
.slider-nav-btn {
  width: 42px; height: 42px; border: 1px solid rgba(237,231,222,0.4);
  display: flex; align-items: center; justify-content: center;
  color: var(--cream); cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
  pointer-events: auto;
}
.slider-nav-btn:hover { background: rgba(237,231,222,0.15); border-color: rgba(237,231,222,0.8); }
/* View project link */
.slider-view-link {
  position: fixed; bottom: 3.5em; left: 50%; transform: translateX(-50%);
  z-index: 200; pointer-events: auto;
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(237,231,222,0.6); cursor: pointer;
  text-align: center;
}
.slider-view-link:hover { color: var(--cream); }
/* Slide counter */
.slider-counter {
  position: fixed; top: 50%; right: 2.5em;
  transform: translateY(-50%);
  z-index: 200; pointer-events: none;
  display: flex; flex-direction: column; gap: 0.5em;
}
.slider-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: rgba(237,231,222,0.4);
  transition: background 0.3s, transform 0.3s;
}
.slider-dot.active { background: var(--cream); transform: scale(1.5); }
/* Click areas */
.slider-click-left, .slider-click-right {
  position: fixed; top: 0; bottom: 0; z-index: 201;
  width: 50%; pointer-events: auto; cursor: pointer;
}
.slider-click-left { left: 0; }
.slider-click-right { right: 0; }
.slider-divider {
  position: fixed; top: 0; bottom: 0; left: 50%;
  width: 1px; background: rgba(237,231,222,0.2);
  z-index: 150; pointer-events: none;
  transform: translateX(-50%);
}

/* ============================
   PROJECTS PAGE
   ============================ */
.projects-header {
  padding: 12em 2.5em 4em;
  display: flex; align-items: flex-end; justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.projects-title {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900; letter-spacing: -0.03em; line-height: 1;
}
.projects-count {
  font-size: 0.7rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--grey);
}
.filters {
  display: flex; gap: 0.5em; flex-wrap: wrap;
  padding: 2em 2.5em;
  border-bottom: 1px solid var(--line);
}
.filter-btn {
  padding: 0.4em 1.2em;
  font-size: 0.65rem; letter-spacing: 0.15em;
  text-transform: uppercase; font-family: inherit;
  border: 1px solid var(--off-black);
  cursor: pointer; color: var(--off-black);
  background: transparent;
  transition: background 0.25s, color 0.25s;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--off-black); color: var(--cream);
}
.projects-grid {
  padding: 3em 2.5em 6em;
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1.5em;
}
@media (max-width: 768px) { .projects-grid { grid-template-columns: 1fr; } }
.project-card {
  position: relative; overflow: hidden; cursor: pointer;
  display: block;
  opacity: 1;
  transform: none;
  animation: cardFadeIn 0.7s ease both;
}
.project-card:nth-child(2) { animation-delay: 0.1s; }
.project-card:nth-child(3) { animation-delay: 0.15s; }
.project-card:nth-child(4) { animation-delay: 0.2s; }
.project-card:nth-child(5) { animation-delay: 0.25s; }
.project-card:nth-child(6) { animation-delay: 0.3s; }
.project-card:nth-child(7) { animation-delay: 0.35s; }
.project-card:nth-child(8) { animation-delay: 0.4s; }
@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}
/* .revealed class still used for cards scrolled into view after filter */
.project-card.revealed { opacity: 1; transform: none; }
.project-card-img {
  position: relative; overflow: hidden;
  aspect-ratio: 4/3;
}
.project-card-img img {
  transition: transform 0.7s var(--ease-out);
}
.project-card:hover .project-card-img img { transform: scale(1.05); }
.project-card-info {
  padding: 1em 0;
  display: flex; justify-content: space-between; align-items: baseline;
  border-bottom: 1px solid var(--line);
}
.project-card-name {
  font-size: 1rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
}
.project-card-meta {
  font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey);
  display: flex; gap: 1.5em;
}
.project-card-arrow {
  width: 12px; height: 12px; color: var(--off-black);
  flex-shrink: 0; align-self: center;
  transform: rotate(0deg);
  transition: transform 0.3s var(--ease-out);
}
.project-card:hover .project-card-arrow { transform: rotate(45deg); }

/* Featured project (full width) */
.project-card.featured {
  grid-column: 1 / -1;
}
.project-card.featured .project-card-img { aspect-ratio: 16/7; }

/* ============================
   PROJECT DETAIL (horizontal scroll)
   ============================ */
.project-hero {
  height: 100vh; position: relative;
  overflow: hidden; display: flex;
  align-items: flex-end; padding: 3em 2.5em;
}
.project-hero img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.project-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
}
.project-hero-content {
  position: relative; z-index: 1; color: var(--cream);
}
.project-hero-name {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900; letter-spacing: -0.03em; line-height: 1;
  margin-bottom: 0.3em;
}
.project-hero-meta {
  font-size: 0.7rem; letter-spacing: 0.25em; text-transform: uppercase;
  opacity: 0.7; display: flex; gap: 2em;
}
.project-scroll-hint {
  position: absolute; right: 2.5em; bottom: 3em;
  font-size: 0.65rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--cream);
  opacity: 0.6; display: flex; align-items: center; gap: 0.8em;
  z-index: 1;
}
.scroll-arrow {
  width: 30px; height: 1px; background: currentColor;
  animation: scrollArrow 1.5s ease infinite;
}
@keyframes scrollArrow {
  0% { width: 20px; opacity: 0.4; }
  50% { width: 40px; opacity: 1; }
  100% { width: 20px; opacity: 0.4; }
}

/* Horizontal scroll */
.horizontal-scroll-w {
  position: relative;
}
.horizontal-track {
  display: flex; gap: 2px;
  will-change: transform;
}
.horizontal-section {
  flex-shrink: 0;
  height: 100vh;
  position: relative; overflow: hidden;
}
.horizontal-section.wide { width: 75vw; }
.horizontal-section.narrow { width: 40vw; }
.horizontal-section.text-panel {
  width: 35vw; display: flex;
  align-items: center; padding: 6em 4em;
  flex-direction: column; justify-content: center;
  flex-shrink: 0;
}
.panel-label {
  font-size: 0.65rem; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--grey);
  margin-bottom: 2em; align-self: flex-start;
}
.panel-title {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900; letter-spacing: -0.02em; line-height: 1.1;
  margin-bottom: 1.5em;
}
.panel-desc {
  font-size: 0.85rem; line-height: 1.8; color: #555;
  max-width: 40ch;
}
.panel-specs {
  margin-top: 2.5em; border-top: 1px solid var(--line);
  padding-top: 2em; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5em;
}
.spec-item-label {
  font-size: 0.6rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--grey);
  margin-bottom: 0.4em;
}
.spec-item-value {
  font-size: 0.85rem; font-weight: 600;
}
.next-project-panel {
  width: 40vw; height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  cursor: pointer; position: relative;
  overflow: hidden; flex-shrink: 0;
  background: var(--off-black); color: var(--cream);
}
.next-project-panel img {
  position: absolute; inset: 0;
  opacity: 0.3;
}
.next-project-label {
  font-size: 0.65rem; letter-spacing: 0.25em;
  text-transform: uppercase; margin-bottom: 1em; position: relative; z-index: 1;
}
.next-project-name {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 900; letter-spacing: -0.02em;
  position: relative; z-index: 1;
}

/* ============================
   ABOUT PAGE (Giới thiệu)
   ============================ */
.about-hero {
  padding-top: 10em;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4em; padding-left: 2.5em; padding-right: 2.5em;
  min-height: 90vh; align-items: end;
}
.about-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 900; letter-spacing: -0.03em;
  line-height: 1; margin-bottom: 1em; grid-column: 1 / -1;
}
.about-text { padding-bottom: 4em; }
.about-text p {
  font-size: 0.9rem; line-height: 1.9; color: #444;
  margin-bottom: 1.5em;
}
.about-img-w {
  position: relative; overflow: hidden;
  aspect-ratio: 3/4;
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1.2s var(--ease-out);
}
.about-img-w.revealed { clip-path: inset(0% 0 0 0); }
.about-section-2 {
  padding: 8em 2.5em;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4em; align-items: center;
}
.about-quote {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-style: italic; font-weight: 400; line-height: 1.5;
  color: var(--grey);
  font-family: 'Cormorant Garamond', serif;
}
.about-values { display: flex; flex-direction: column; gap: 2.5em; }
.value-item { border-top: 1px solid var(--line); padding-top: 1.5em; }
.value-number {
  font-size: 0.6rem; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--grey); margin-bottom: 0.5em;
}
.value-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.5em; }
.value-desc { font-size: 0.8rem; line-height: 1.7; color: #666; }

/* ============================
   PROCESS PAGE (Quy trình)
   ============================ */
.process-header {
  padding: 12em 2.5em 6em;
  max-width: 700px;
}
.process-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900; letter-spacing: -0.03em; margin-bottom: 1em;
}
.process-subtitle {
  font-size: 0.9rem; line-height: 1.8; color: #555;
}
.process-steps { padding: 0 2.5em 8em; }
.process-step {
  display: grid; grid-template-columns: 80px 1fr 1fr;
  gap: 3em; align-items: start;
  padding: 3em 0; border-top: 1px solid var(--line);
}
.process-step-num {
  font-size: 0.65rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--grey); padding-top: 0.3em;
}
.process-step-title {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 800; letter-spacing: -0.01em; line-height: 1.2;
}
.process-step-desc {
  font-size: 0.85rem; line-height: 1.8; color: #555;
}
@media (max-width: 768px) {
  .process-step { grid-template-columns: 1fr; gap: 1em; }
}
.process-cta {
  padding: 6em 2.5em; background: var(--off-black); color: var(--cream);
  text-align: center;
}
.process-cta-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900; letter-spacing: -0.02em; margin-bottom: 1.5em;
}
.cta-btn {
  display: inline-flex; align-items: center; gap: 0.8em;
  padding: 1em 2.5em; border: 1px solid rgba(237,231,222,0.4);
  font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--cream); cursor: pointer;
  transition: background 0.3s, border-color 0.3s;
}
.cta-btn:hover { background: rgba(237,231,222,0.1); border-color: rgba(237,231,222,0.8); }

/* ============================
   CONTACT PAGE
   ============================ */
.contact-w {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 100vh; padding-top: 8em;
}
.contact-info {
  padding: 6em 2.5em 4em;
  display: flex; flex-direction: column; justify-content: space-between;
}
.contact-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900; letter-spacing: -0.03em; line-height: 1;
  margin-bottom: 3em;
}
.contact-details { display: flex; flex-direction: column; gap: 2.5em; }
.contact-item-label {
  font-size: 0.6rem; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--grey); margin-bottom: 0.5em;
}
.contact-item-value { font-size: 0.9rem; font-weight: 500; }
.contact-item-link {
  font-size: 0.9rem; font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.5em;
  position: relative;
}
.contact-item-link::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.3s var(--ease-out);
}
.contact-item-link:hover::after { transform: scaleX(1); transform-origin: left; }
.contact-img {
  position: relative; overflow: hidden;
}
.contact-img img { position: absolute; inset: 0; }

/* ============================
   SHOP PAGE
   ============================ */
.shop-header {
  padding: 12em 2.5em 4em;
  display: flex; justify-content: space-between; align-items: flex-end;
  border-bottom: 1px solid var(--line);
}
.shop-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900; letter-spacing: -0.03em;
}
.shop-grid {
  padding: 3em 2.5em 8em;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2em;
}
@media (max-width: 992px) { .shop-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 576px) { .shop-grid { grid-template-columns: 1fr; } }
.shop-item { cursor: pointer; }
.shop-item-img {
  aspect-ratio: 3/4; overflow: hidden;
  margin-bottom: 1em; position: relative;
}
.shop-item-img img { transition: transform 0.6s var(--ease-out); }
.shop-item:hover .shop-item-img img { transform: scale(1.04); }
.shop-item-name { font-size: 0.85rem; font-weight: 600; margin-bottom: 0.3em; }
.shop-item-price { font-size: 0.8rem; color: var(--grey); }
.shop-item-badge {
  position: absolute; top: 1em; left: 1em;
  background: var(--off-black); color: var(--cream);
  font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase;
  padding: 0.3em 0.8em;
}

/* ============================
   FOOTER
   ============================ */
.site-footer {
  position: relative; overflow: hidden;
  background: var(--cream-dark);
  padding: 6em 2.5em 3em;
  border-top: 1px solid var(--line);
}
.footer-nau-tile {
  position: absolute; inset: 0;
  pointer-events: none; overflow: hidden;
}
.footer-content { position: relative; z-index: 1; }
.footer-top {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 4em; margin-bottom: 6em;
}
@media (max-width: 768px) { .footer-top { grid-template-columns: 1fr; gap: 3em; } }
.footer-brand-tagline {
  font-size: 0.8rem; line-height: 1.8; color: #666;
  margin-top: 1.5em; max-width: 30ch;
}
.footer-col-title {
  font-size: 0.6rem; letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--grey); margin-bottom: 1.5em;
}
.footer-links { display: flex; flex-direction: column; gap: 0.8em; }
.footer-link {
  font-size: 0.8rem; display: inline-flex; align-items: center; gap: 0.5em;
  cursor: pointer; position: relative;
}
.footer-link::after {
  content: ''; position: absolute; bottom: -1px; left: 0;
  width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.3s var(--ease-out);
}
.footer-link:hover::after { transform: scaleX(1); transform-origin: left; }
.footer-newsletter { display: flex; border-bottom: 1px solid var(--off-black); }
.footer-newsletter-input {
  flex: 1; background: none; border: none; outline: none;
  font-family: inherit; font-size: 0.8rem; padding: 0.8em 0;
  color: var(--off-black);
}
.footer-newsletter-input::placeholder { color: var(--grey); }
.footer-newsletter-btn {
  width: 14px; height: 14px; flex-shrink: 0;
  align-self: center; cursor: pointer;
}
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 2em; border-top: 1px solid var(--line);
  font-size: 0.65rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--grey);
}
.footer-legal { display: flex; gap: 2em; }
.footer-legal-link { cursor: pointer; }
.footer-logo-big {
  position: absolute; bottom: -1em; left: 50%;
  transform: translateX(-50%);
  font-size: clamp(6rem, 18vw, 14rem);
  font-weight: 900; letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(26,26,26,0.06);
  white-space: nowrap; pointer-events: none;
  line-height: 1;
}

/* ============================
   REVEAL ANIMATIONS
   ============================ */
[data-reveal] { opacity: 0; transform: translateY(20px); }
[data-reveal].revealed { opacity: 1; transform: translateY(0); transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out); }
[data-reveal-clip] { clip-path: inset(0 0 100% 0); }
[data-reveal-clip].revealed { clip-path: inset(0 0 0% 0); transition: clip-path 1s var(--ease-out); }

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 991px) {
  .hide-mob { display: none !important; }
  .home-slider_w { flex-direction: column; }
  .about-hero { grid-template-columns: 1fr; }
  .about-section-2 { grid-template-columns: 1fr; }
  .contact-w { grid-template-columns: 1fr; }
  .contact-img { display: none; }
}
@media (max-width: 767px) {
  .navbar { padding: 1.2em 1.5em; }
  .site-footer { padding: 4em 1.5em 2em; }
  .projects-header, .projects-grid, .filters { padding-left: 1.5em; padding-right: 1.5em; }
  .slider-btn { padding: 0 1.5em 2em; }
}

/* --- Floating Hover Project Preview --- */
.hover-preview-container {
  position: fixed;
  width: 320px;
  height: 200px;
  pointer-events: none;
  z-index: 10000;
  opacity: 0;
  transform: scale(0.6);
  transform-origin: center;
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  top: 0; left: 0;
}
.hover-preview-container.active {
  opacity: 1;
  transform: scale(1);
}
.hover-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Premium Loader Styles --- */
.container-loader {
  flex-direction: column;
  justify-content: space-between;
  padding: 4em 2em;
}
.div-block-9, .div-block-10 {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--grey);
  text-align: center;
  font-weight: 500;
  line-height: 1.6;
  animation: loaderTextFade 1.2s var(--ease-out) both;
}
.div-ms-loader {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 480px;
  margin: 2em 0;
}
.div-ms-loader svg {
  width: 100%;
  height: auto;
  max-height: 180px;
}
@keyframes loaderTextFade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}