/* ========================================
   EL Masreya - Modern Contracting Website
   ======================================== */

:root {
  --color-bg: #0a0a12;
  --color-bg-alt: #11111d;
  --color-surface: #161625;
  --color-surface-elevated: #1e1e30;
  --color-border: rgba(255,255,255,0.08);
  --color-text: #f0f0f5;
  --color-text-muted: #9a9ab0;
  --color-text-dim: #6b6b80;
  --color-accent: #ffc736;
  --color-accent-hover: #e5b32e;
  --font-primary: 'Inter', 'Cairo', sans-serif;
  --font-arabic: 'Cairo', 'Inter', sans-serif;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-primary);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body[dir="rtl"] { font-family: var(--font-arabic); }

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Base */
.section {
  padding: 100px 0;
  position: relative;
}

.section-dark {
  background: var(--color-bg-alt);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 64px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

body[dir="rtl"] .section-label { letter-spacing: 0; }

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.4s var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(10, 10, 18, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link { display: flex; align-items: center; }

.logo-img {
  height: 65px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo-img:hover { transform: scale(1.03); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s var(--transition-smooth);
}

body[dir="rtl"] .nav-link::after { left: auto; right: 0; }

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lang-toggle {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.lang-current { color: var(--color-accent); }
.lang-separator { opacity: 0.4; }
.lang-alt { opacity: 0.5; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================================
   HERO
   ======================================== */

.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.active { opacity: 1; }

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 8s ease;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
}

.hero-slide.active img { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,18,0.5) 0%, rgba(10,10,18,0.85) 70%, rgba(10,10,18,0.95) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 24px;
  animation: fadeInUp 1s var(--transition-smooth) 0.3s both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 24px;
}

body[dir="rtl"] .hero-badge { letter-spacing: 0; }

.badge-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.6;
}

.hero-title {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.text-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, #ff8c00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s var(--transition-smooth);
  border: none;
  letter-spacing: 0.5px;
}

body[dir="rtl"] .btn { letter-spacing: 0; }

.btn-primary {
  background: var(--color-accent);
  color: #111;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 199, 54, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-full { width: 100%; }

/* Hero Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-indicator span {
  width: 4px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ========================================
   ABOUT
   ======================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
}

.about-image { position: relative; }

.about-img-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.about-img-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  z-index: 1;
  pointer-events: none;
}

.about-img-wrapper img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  transition: transform 0.6s var(--transition-smooth);
}

.about-img-wrapper:hover img { transform: scale(1.03); }

.about-text {
  font-size: 17px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(255, 199, 54, 0.1);
  border: 1px solid rgba(255, 199, 54, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.feature-item h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 14px;
  color: var(--color-text-dim);
}

/* ========================================
   SERVICES
   ======================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  transition: all 0.4s var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--transition-smooth);
}

body[dir="rtl"] .service-card::before {
  transform-origin: right;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 199, 54, 0.2);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(255, 199, 54, 0.08);
  border: 1px solid rgba(255, 199, 54, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--color-accent);
  color: var(--color-bg);
}

.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.service-card p {
  font-size: 14px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

/* ========================================
   PORTFOLIO
   ======================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--transition-smooth);
}

.portfolio-item:hover img { transform: scale(1.08); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10,10,18,0.92) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-category {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 6px;
}

body[dir="rtl"] .portfolio-category { letter-spacing: 0; }

.portfolio-info h3 {
  font-size: 18px;
  font-weight: 700;
}

.portfolio-view {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-accent);
  border: none;
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: all 0.4s var(--transition-smooth);
}

.portfolio-item:hover .portfolio-view {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.portfolio-view:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 8px 30px rgba(255, 199, 54, 0.3);
}

/* Contracted portfolio items */
.portfolio-item.contracted {
  display: none;
}

.portfolio-toggle-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.portfolio-toggle {
  min-width: 160px;
}

/* ========================================
   CLIENTS
   ======================================== */

.clients-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
  align-items: center;
}

.client-logo {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  transition: all 0.3s ease;
  overflow: hidden;
}

.client-logo:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.client-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.9);
  transition: filter 0.3s ease;
}

.client-logo:hover img {
  filter: grayscale(0%) brightness(1);
}

/* ========================================
   PHOTO VIEWER (FIXED CONTROLS)
   ======================================== */

.photo-viewer {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}

.photo-viewer.active { display: flex; }

.viewer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 5, 10, 0.96);
  backdrop-filter: blur(10px);
  cursor: pointer;
}

.viewer-content {
  position: relative;
  z-index: 2;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.viewer-image-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  max-height: 85vh;
}

.viewer-image-wrapper img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

/* FIXED CONTROLS - Positioned absolutely on viewport, not relative to image */
.viewer-controls {
  position: fixed;
  z-index: 10;
  pointer-events: none;
}

.viewer-btn {
  position: fixed;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
  backdrop-filter: blur(8px);
}

.viewer-btn:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
  transform: scale(1.1);
}

/* Fixed positions - never change with image size */
.viewer-close {
  top: 24px;
  right: 24px;
}

body[dir="rtl"] .viewer-close {
  right: auto;
  left: 24px;
}

.viewer-prev {
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
}

body[dir="rtl"] .viewer-prev {
  left: auto;
  right: 24px;
}

.viewer-next {
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
}

body[dir="rtl"] .viewer-next {
  right: auto;
  left: 24px;
}

.viewer-prev:hover,
.viewer-next:hover {
  transform: translateY(-50%) scale(1.1);
}

.viewer-counter {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  pointer-events: auto;
  backdrop-filter: blur(8px);
}

/* ========================================
   CONTACT
   ======================================== */

.contact-grid {
  display: flex;
  justify-content: center;
  gap: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 600px;
}

.contact-card a {
  color: var(--color-text-muted);
  transition: color 0.3s ease;
}

.contact-card a:hover {
  color: var(--color-accent);
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: all 0.3s ease;
}

.contact-card:hover {
  border-color: rgba(255, 199, 54, 0.2);
  transform: translateX(4px);
}

body[dir="rtl"] .contact-card:hover { transform: translateX(-4px); }

.contact-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(255, 199, 54, 0.08);
  border: 1px solid rgba(255, 199, 54, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 15px;
  color: var(--color-text-muted);
}


/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 24px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.footer-brand { max-width: 400px; }

.footer-logo {
  height: 80px;
  width: auto;
  margin-bottom: 16px;
  opacity: 0.9;
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.3s ease;
}

.footer-links a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--color-text-dim);
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollPulse {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.5; }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--transition-smooth);
}

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

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .nav-menu {
    position: fixed;
    top: 70px;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: calc(100vh - 70px);
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    padding: 32px;
    gap: 8px;
    transform: translateX(100%);
    transition: transform 0.4s var(--transition-smooth);
  }
  body[dir="rtl"] .nav-menu {
    right: auto;
    left: 0;
    border-left: none;
    border-right: 1px solid var(--color-border);
    transform: translateX(-100%);
  }
  .nav-menu.active {
    transform: translateX(0);
  }
  .nav-link {
    padding: 12px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-link::after { display: none; }
  .mobile-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-content { flex-direction: column; }
  .footer-links { gap: 20px; }
  .viewer-prev { left: 12px; }
  .viewer-next { right: 12px; }
  .viewer-close { top: 12px; right: 12px; }
  body[dir="rtl"] .viewer-close { left: 12px; }
  body[dir="rtl"] .viewer-prev { right: 12px; }
  body[dir="rtl"] .viewer-next { left: 12px; }
}

@media (max-width: 480px) {
  .hero { min-height: 600px; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .client-logo { padding: 8px; }
}