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

:root {
  /* Color Palette */
  --bg-color: #070707;
  --bg-card: #0d0d0d;
  --text-primary: #f5f5f7;
  --text-secondary: #8e8e93;
  --accent-gold: #c5a880;
  --accent-gold-rgb: 197, 168, 128;
  --accent-gold-hover: #d6bc98;
  --border-light: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.12);
  --vignette-color: rgba(7, 7, 7, 0.7);

  /* Fonts */
  --font-ar: 'Alexandria', sans-serif;
  --font-en: 'Alexandria', sans-serif;

  /* Transitions */
  --transition-smooth: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --ease-editorial: cubic-bezier(0.25, 1, 0.5, 1);
}

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-gold) var(--bg-color);
  font-size: 16px;
  background-color: var(--bg-color);
  color: var(--text-primary);
  overflow-x: clip;
}

body {
  font-family: var(--font-ar);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-color);
  overflow-x: clip;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 3px;
  transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

::selection {
  background-color: rgba(var(--accent-gold-rgb), 0.2);
  color: var(--text-primary);
}

/* Common Layout Elements */
.container {
  width: 90%;
  max-width: 1440px;
  margin: 0 auto;
}

.container-full {
  width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* ==========================================================================
   PRELOADER
   ========================================================================== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #050505;
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 1s cubic-bezier(0.85, 0, 0.15, 1), visibility 1s;
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.preloader-content {
  text-align: center;
  width: 90%;
  max-width: 480px;
}

.preloader-logo {
  margin-bottom: 2rem;
}

.logo-text-en {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 300;
}

.logo-text-ar {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.preloader-bar-container {
  width: 100%;
  height: 1px;
  background-color: var(--border-light);
  position: relative;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.preloader-bar {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background-color: var(--accent-gold);
  transform: translateX(100%);
  /* RTL start */
  transition: transform 0.1s ease;
}

.preloader-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.loading-label {
  font-weight: 300;
}

.loading-percentage {
  font-family: var(--font-en);
  color: var(--accent-gold);
  font-weight: 500;
}

/* ==========================================================================
   HEADER NAVIGATION
   ========================================================================== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition-fast);
  border-bottom: 1px solid transparent;
}

.main-header.scrolled {
  padding: 1rem 0;
  background-color: rgba(7, 7, 7, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
}

.header-container {
  width: 92%;
  max-width: 1600px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  flex-direction: column;
}

.logo-brand {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.logo-sub {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1;
  margin-top: 0.2rem;
}

.nav-links {
  display: flex;
  gap: 2.2rem;
  align-items: center;
}

.nav-link-item {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition-fast);
}

.nav-link-item:hover,
.nav-link-item.active {
  color: var(--text-primary);
}

.nav-link-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent-gold);
  transition: var(--transition-fast);
}

.nav-link-item:hover::after,
.nav-link-item.active::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid var(--accent-gold);
  background-color: transparent;
  color: var(--text-primary);
  padding: 0.6rem 1.2rem;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 2px;
  cursor: pointer;
  overflow: hidden;
  position: relative;
  transition: var(--transition-fast);
}

.btn-cta span {
  position: relative;
  z-index: 2;
}

.btn-cta::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 100%;
  background-color: var(--accent-gold);
  z-index: 1;
  transition: var(--transition-fast);
}

.btn-cta:hover {
  color: var(--bg-color);
}

.btn-cta:hover::before {
  width: 100%;
}

.cta-arrow {
  width: 14px;
  height: 14px;
  position: relative;
  z-index: 2;
  transition: transform 0.3s ease;
  transform: rotate(180deg);
  /* Facing left for RTL arrow push */
}

.btn-cta:hover .cta-arrow {
  transform: rotate(180deg) translateX(4px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  padding: 5px;
}

.menu-line {
  display: block;
  width: 22px;
  height: 1px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

/* Mobile Menu Active State */
.mobile-menu-btn.active .menu-line:nth-child(1) {
  transform: translateY(3.5px) rotate(45deg);
}

.mobile-menu-btn.active .menu-line:nth-child(2) {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* ==========================================================================
   MOBILE NAVIGATION OVERLAY
   ========================================================================== */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(7, 7, 7, 0.98);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  text-align: center;
}

.mobile-nav-link {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.mobile-nav-link:hover {
  color: var(--accent-gold);
}

/* ==========================================================================
   SOUND CONTROL
   ========================================================================== */
.sound-control-container {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 900;
}

.sound-btn {
  background: rgba(13, 13, 13, 0.6);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 50px;
  padding: 0.6rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--text-primary);
  opacity: 0;
  font-family: var(--font-ar);
  font-size: 0.8rem;
  transition: var(--transition-fast);
}

.sound-btn:hover {
  border-color: var(--accent-gold);
  background-color: rgba(13, 13, 13, 0.8);
}

.sound-wave {
  display: inline-block;
  width: 2px;
  height: 12px;
  background-color: var(--accent-gold);
  animation: bounce 1.2s ease infinite alternate;
  transform-origin: bottom;
  animation-play-state: paused;
}

.sound-btn.playing .sound-wave {
  animation-play-state: running;
}

.sound-wave:nth-child(2) {
  animation-delay: 0.2s;
}

.sound-wave:nth-child(3) {
  animation-delay: 0.4s;
}

.sound-wave:nth-child(4) {
  animation-delay: 0.1s;
}

@keyframes bounce {
  0% {
    transform: scaleY(0.3);
  }

  100% {
    transform: scaleY(1.3);
  }
}

/* ==========================================================================
   SCROLLYTELLING CONTAINER & STICKY CANVAS
   ========================================================================== */
.scrollytelling-section {
  position: relative;
  /* Scroll track length is 600vh (6 stages * 100vh) */
  height: 600vh;
  background-color: var(--bg-color);
}

.canvas-container {
  position: sticky;
  top: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-color: #020202;
  z-index: 1;
  transition: opacity 1.2s var(--ease-editorial);
}

#video-canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.canvas-vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, transparent 20%, rgba(7, 7, 7, 0.6) 80%),
    linear-gradient(to bottom, rgba(7, 7, 7, 0.5) 0%, transparent 15%, transparent 85%, rgba(7, 7, 7, 0.9) 100%);
  pointer-events: none;
  z-index: 2;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 80px 80px;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  pointer-events: none;
  z-index: 2;
}

/* ==========================================================================
   NARRATIVE SLIDES OVER CANVAS
   ========================================================================== */
.slides-container {
  position: sticky;
  top: 0;
  width: 100vw;
  height: 100vh;
  z-index: 3;
  pointer-events: none;
}

.story-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 8vw;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    visibility 0.4s;
  pointer-events: none;
}

/* Hero Intro Section (Static / Normal scroll at top of page) */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  background-color: #030303;
  /* Luxury ultra-black background */
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 4vw;
  z-index: 10;
  overflow: hidden;
}

#hero-blueprint-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-intro-content {
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  z-index: 5;
}

.hero-tag {
  font-family: var(--font-ar);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--accent-gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-ar);
  font-size: 3.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-family: var(--font-ar);
  font-size: 1.35rem;
  color: var(--text-secondary);
  max-width: 720px;
  line-height: 1.7;
  font-weight: 300;
}

.scroll-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 3.5rem;
}

.scroll-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.scroll-arrow-down {
  width: 28px;
  height: 28px;
  color: var(--accent-gold);
  animation: pulseArrow 2s infinite ease-in-out;
}

@keyframes pulseArrow {

  0%,
  100% {
    transform: translateY(0);
    opacity: 0.4;
  }

  50% {
    transform: translateY(8px);
    opacity: 1;
  }
}

.story-slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.slide-inner {
  max-width: 580px;
  background: rgba(10, 10, 10, 0.65);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--border-light);
  padding: 3rem;
  border-radius: 4px;
  position: relative;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  pointer-events: auto;
  /* Enable interactive clicks on card text/buttons */
}

.slide-inner::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background-color: var(--accent-gold);
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
}

.slide-step {
  font-family: var(--font-en);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-gold);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.slide-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.slide-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
  font-weight: 300;
}

.slide-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1.5rem;
}

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

.meta-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.meta-val {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ==========================================================================
   SCROLL PROGRESS TIMELINE INDICATOR
   ========================================================================== */
.scroll-timeline-indicator {
  position: fixed;
  left: 4vw;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.timeline-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--border-light);
  z-index: 1;
}

.timeline-progress {
  position: absolute;
  top: 0;
  width: 100%;
  background-color: var(--accent-gold);
  height: 0%;
  transition: height 0.1s linear;
}

.timeline-nodes {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 320px;
  position: relative;
  z-index: 2;
}

.timeline-node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--bg-color);
  border: 1px solid var(--border-medium);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.timeline-node span {
  font-family: var(--font-en);
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.timeline-node:hover,
.timeline-node.active {
  border-color: var(--accent-gold);
  background-color: rgba(var(--accent-gold-rgb), 0.1);
}

.timeline-node.active span {
  color: var(--accent-gold);
  font-weight: 700;
}

/* ==========================================================================
   SECTION HEADER (COMMON CLASS)
   ========================================================================== */
.section-header {
  margin-bottom: 5rem;
  position: relative;
}

.section-tag {
  font-family: var(--font-en);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--accent-gold);
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 0.6rem;
  font-weight: 500;
}

.text-gold {
  color: var(--accent-gold) !important;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.header-line {
  width: 60px;
  height: 1px;
  background-color: var(--accent-gold);
}

/* ==========================================================================
   SECTION 2: STATISTICS SECTION
   ========================================================================== */
.statistics-section {
  padding: 10rem 0;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 10;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  padding: 3rem 2rem;
  border-radius: 4px;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.stat-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-num-wrapper {
  display: flex;
  align-items: baseline;
  margin-bottom: 1rem;
}

.stat-number {
  font-family: var(--font-en);
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent-gold);
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent-gold);
  margin-right: 0.1rem;
}

.stat-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
  line-height: 1.4;
}

.stat-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 300;
}

/* ==========================================================================
   SECTION 3: PORTFOLIO SECTION
   ========================================================================== */
.portfolio-section {
  padding: 10rem 0;
  background-color: #090909;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 10;
}

.portfolio-carousel-wrapper {
  display: flex;
  gap: 2.5rem;
  padding: 0 5vw 2.5rem 5vw;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

/* Custom Scrollbar for Carousel */
.portfolio-carousel-wrapper::-webkit-scrollbar {
  height: 6px;
}

.portfolio-carousel-wrapper::-webkit-scrollbar-track {
  background: rgba(13, 13, 13, 0.4);
  border-radius: 10px;
}

.portfolio-carousel-wrapper::-webkit-scrollbar-thumb {
  background: var(--accent-gold);
  border-radius: 10px;
}

.portfolio-item-large {
  flex: 0 0 650px;
  /* Expanded width for bolder look */
  scroll-snap-align: start;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid var(--border-light);
  background-color: var(--bg-card);
  display: block;
}

.portfolio-img-box {
  position: relative;
  aspect-ratio: 15 / 10;
  /* Taller cinematic height proportion */
  width: 100%;
  overflow: hidden;
  cursor: pointer;
}

.portfolio-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-img-box:hover img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(7, 7, 7, 0.9) 0%, rgba(7, 7, 7, 0.3) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 3rem;
  opacity: 0.9;
  transition: var(--transition-fast);
}

.portfolio-details {
  max-width: 80%;
  transform: translateY(10px);
  transition: var(--transition-smooth);
}

.portfolio-img-box:hover .portfolio-details {
  transform: translateY(0);
}

.project-tag {
  font-size: 0.8rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.project-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 300;
}

/* ==========================================================================
   SECTION 4: PARTNERS SECTION
   ========================================================================== */
.partners-section {
  padding: 8rem 0;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 10;
}

.partners-title-wrapper {
  text-align: center;
  margin-bottom: 4rem;
}

.partners-tag {
  font-family: var(--font-en);
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 0.8rem;
}

.partners-heading {
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--text-primary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.4;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Balanced 4 columns for 8 items */
  gap: 1px;
  background-color: var(--border-light);
  border: 1px solid var(--border-light);
}

.partner-item {
  background-color: var(--bg-card);
  padding: 3rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: var(--transition-fast);
}

.partner-item:hover {
  background-color: #0b0b0b;
}

.partner-logo-box {
  width: 56px;
  height: 56px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background-color: rgba(197, 168, 128, 0.03);
  border: 1px solid rgba(197, 168, 128, 0.1);
  margin-bottom: 1.2rem;
  transition: var(--transition-fast);
}

.partner-item:hover .partner-logo-box {
  background-color: rgba(197, 168, 128, 0.1);
  border-color: var(--accent-gold);
  box-shadow: 0 0 15px rgba(197, 168, 128, 0.15);
}

.partner-logo-img {
  max-width: 85%;
  max-height: 85%;
  object-fit: contain;
  filter: grayscale(1) brightness(0.8);
  opacity: 0.5;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease, opacity 0.3s ease;
}

.partner-item:hover .partner-logo-img {
  transform: scale(1.06);
  filter: grayscale(0) brightness(1);
  opacity: 1;
}

.partner-name {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition-fast);
}

.partner-item:hover .partner-name {
  color: var(--text-primary);
}

/* ==========================================================================
   SECTION 5: CONTACT SECTION
   ========================================================================== */
.contact-section {
  padding: 12rem 0 0 0;
  background-color: #050505;
  position: relative;
  overflow: hidden;
  z-index: 10;
}

.contact-vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 30%, #000000 100%);
  pointer-events: none;
  z-index: 1;
}

.contact-section .container {
  position: relative;
  z-index: 2;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-heading {
  font-size: 3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.contact-subtext {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 3.5rem;
  font-weight: 300;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 4rem;
}

.contact-detail-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.detail-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-medium);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--accent-gold);
  background-color: rgba(255, 255, 255, 0.02);
}

.detail-icon svg {
  width: 20px;
  height: 20px;
}

.detail-text {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.detail-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-val {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 400;
  line-height: 1.5;
}

.contact-action-buttons {
  display: flex;
  gap: 1.5rem;
}

.btn-whatsapp,
.btn-email {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 1rem 2rem;
  border-radius: 2px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  flex: 1;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  border: 1px solid #25d366;
}

.btn-whatsapp:hover {
  background-color: #20ba59;
  border-color: #20ba59;
  box-shadow: 0 10px 20px rgba(37, 211, 102, 0.25);
}

.btn-email {
  border: 1px solid var(--border-medium);
  background-color: transparent;
  color: var(--text-primary);
}

.btn-email:hover {
  border-color: var(--accent-gold);
  background-color: rgba(255, 255, 255, 0.03);
}

.btn-icon-svg {
  width: 18px;
  height: 18px;
}

/* Map Styling */
.contact-media-col {
  width: 100%;
  height: 100%;
}

.map-wrapper {
  width: 100%;
  height: 520px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  filter: grayscale(1) invert(0.9) contrast(1.2);
  /* Premium dark architectural map style */
  opacity: 0.8;
  transition: var(--transition-smooth);
}

.map-wrapper:hover {
  filter: grayscale(0.2) invert(0);
  opacity: 1;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer-divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-light);
  margin-top: 8rem;
}

.site-footer {
  padding: 3rem 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

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

.credit-link {
  color: var(--accent-gold);
  font-weight: 500;
}

.credit-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   RESPONSIVE MEDIA BREAKPOINTS
   ========================================================================== */

/* Tablet (Landscape & Portrait) */
@media (max-width: 1024px) {
  html {
    font-size: 15px;
  }

  .nav-links {
    display: none;
    /* Hide main links, switch to mobile menu icon */
  }

  .mobile-menu-btn {
    display: flex;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .portfolio-carousel-wrapper {
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 0 5% 1.5rem 5%;
    gap: 1.5rem;
    -webkit-overflow-scrolling: touch;
  }

  .portfolio-item-large {
    flex: 0 0 380px;
    /* Scaled up on mobile for maximum readability */
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .map-wrapper {
    height: 400px;
  }
}

/* Mobile & Small Screens */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  .hero-title {
    font-size: 2.3rem;
    line-height: 1.4;
  }

  .hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.6;
  }

  .scroll-prompt {
    margin-top: 2rem;
  }

  .header-cta .btn-cta {
    display: none;
    /* Hide quick quote button on mobile header */
  }

  .story-slide {
    padding: 0 5vw;
  }

  .slide-inner {
    padding: 2rem 1.5rem;
  }

  .slide-title {
    font-size: 1.8rem;
  }

  .slide-desc {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .slide-meta {
    gap: 1rem;
    padding-top: 1.2rem;
  }

  .scroll-timeline-indicator {
    display: none;
    /* Hide scroll nodes on mobile screens to avoid overlap */
  }

  .section-title {
    font-size: 2.2rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-card {
    padding: 2.5rem 1.5rem;
  }

  .portfolio-overlay {
    padding: 1.5rem;
  }

  .portfolio-details {
    max-width: 100%;
  }

  .project-title {
    font-size: 1.4rem;
  }

  .partners-grid {
    grid-template-columns: 1fr;
  }

  .partner-item {
    padding: 2rem 1.5rem;
  }

  .contact-heading {
    font-size: 2.2rem;
  }

  .contact-action-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .sound-control-container {
    bottom: 1.5rem;
    left: 1.5rem;
  }
}

/* Portrait & Landscape adjustments */
@media (max-height: 600px) and (orientation: landscape) {
  .story-slide {
    align-items: flex-end;
    padding-bottom: 2rem;
  }

  .slide-inner {
    max-width: 80%;
    padding: 1.5rem;
  }

  .slide-desc,
  .slide-meta {
    display: none;
    /* Hide secondary text in landscape short viewports to prevent overflow */
  }
}

/* ==========================================================================
   PROJECT DETAIL PAGE
   ========================================================================== */
.project-detail-hero {
  position: relative;
  width: 100%;
  height: 60vh;
  min-height: 400px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  padding: 4rem 0;
  z-index: 5;
}

.project-detail-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(7, 7, 7, 0.95) 0%, rgba(7, 7, 7, 0.4) 60%, rgba(7, 7, 7, 0.7) 100%);
  z-index: 1;
}

.project-detail-hero .container {
  position: relative;
  z-index: 2;
}

.project-detail-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.project-detail-title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.project-info-section {
  padding: 8rem 0;
  background-color: #070707;
  position: relative;
  z-index: 5;
}

.project-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 5rem;
}

.project-brief-card {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.project-brief-title {
  font-size: 1.8rem;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 1rem;
}

.project-brief-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60px;
  height: 2px;
  background-color: var(--accent-gold);
}

.project-brief-text {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--text-secondary);
  font-weight: 300;
}

.project-scope-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.project-scope-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.project-scope-item::before {
  content: '✓';
  color: var(--accent-gold);
  font-weight: bold;
  font-size: 1.2rem;
}

.project-sidebar {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.sidebar-widget {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 2.5rem;
}

.widget-title {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 1.8rem;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.8rem;
}

.accomplishments-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.accomplishment-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.accomplishment-val {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-gold);
}

.accomplishment-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.project-cta-box {
  text-align: center;
}

.project-cta-box p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.project-cta-box .btn-cta {
  width: 100%;
  justify-content: center;
}

@media (max-width: 992px) {
  .project-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .project-detail-title {
    font-size: 2.2rem;
  }

  .project-info-section {
    padding: 5rem 0;
  }
}