/* ========================================
   AYASH CONSTRUCTION - MAIN STYLESHEET
   ======================================== */

/* ---- CSS Variables ---- */
:root {
  --gold: #C9A84C;
  --gold-light: #E2BE78;
  --gold-dark: #9A7A30;
  --black: #0D0D0D;
  --dark: #151515;
  --dark-2: #1E1E1E;
  --dark-3: #252525;
  --gray: #6B6B6B;
  --gray-light: #A0A0A0;
  --white: #FFFFFF;
  --white-soft: #F5F5F0;
  --bg-light: #F8F6F1;

  --font-ar: 'Cairo', 'Tajawal', sans-serif;
  --shadow-sm: 0 4px 15px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.18);
  --shadow-gold: 0 8px 30px rgba(201,168,76,0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-xl: 40px;

  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s ease;

  --header-h: 80px;
}

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

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

body {
  font-family: var(--font-ar);
  background: var(--white);
  color: var(--dark);
  direction: rtl;
  text-align: right;
  overflow-x: hidden;
  line-height: 1.7;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; direction: rtl; }

.container {
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

/* ---- Typography ---- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header.light .section-title { color: var(--white); }
.section-header.light .section-subtitle { color: rgba(255,255,255,0.7); }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.3);
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 18px;
}
.section-tag.light { background: rgba(201,168,76,0.15); border-color: rgba(201,168,76,0.4); }

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--black);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

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

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-ar);
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(201,168,76,0.4);
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
  backdrop-filter: blur(4px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-3px);
}

.btn-full { width: 100%; justify-content: center; }

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-cta svg { width: 16px; height: 16px; }
.btn-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }

/* ===============================
   PRELOADER
   =============================== */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }

.preloader-inner { text-align: center; }
.preloader-logo {
  width: 200px;
  margin: 0 auto 30px;
  animation: pulse 1.5s ease-in-out infinite;
}
.preloader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  overflow: hidden;
}
.preloader-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 10px;
  animation: loading 1.5s ease-in-out forwards;
}
@keyframes loading { from { width: 0; } to { width: 100%; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

/* ===============================
   HEADER
   =============================== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: var(--transition);
}

#header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  transition: var(--transition);
}

#header.scrolled::before {
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

#header.light-header::before {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  position: relative;
  z-index: 1;
}

.nav-logo { display: flex; align-items: center; }
.logo-img { height: 55px; object-fit: contain; transition: var(--transition); }
.logo-dark-img { display: none; }

/* White logo has white bg - use mix-blend on dark header */
.logo-light { mix-blend-mode: lighten; }

#header.light-header .logo-light { display: none; }
#header.light-header .logo-dark-img { display: block; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  transition: var(--transition-fast);
  border-radius: var(--radius-sm);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%; right: 50%;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-link:hover::after,
.nav-link.active::after { left: 14px; right: 14px; }
.nav-link:hover, .nav-link.active { color: var(--gold); }

#header.light-header .nav-link { color: var(--dark); }
#header.light-header .nav-link:hover,
#header.light-header .nav-link.active { color: var(--gold); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 10;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
#header.light-header .nav-toggle span { background: var(--dark); }

/* ===============================
   HERO
   =============================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.08); } }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,0,0,0.75) 0%,
    rgba(0,0,0,0.5) 50%,
    rgba(0,0,0,0.3) 100%
  );
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 180px;
  max-width: 750px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: rgba(201,168,76,0.15);
  border: 1px solid rgba(201,168,76,0.4);
  border-radius: 50px;
  color: var(--gold-light);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.badge-dot {
  width: 8px; height: 8px;
  background: var(--gold);
  border-radius: 50%;
  animation: dotPulse 1.5s ease-in-out infinite;
}
@keyframes dotPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.5); opacity: 0.7; } }

.hero-title {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 24px;
  text-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: 40px;
  line-height: 1.9;
}

.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 180px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 0.8rem;
  z-index: 2;
  animation: bounce 2s ease-in-out infinite;
}
.scroll-indicator {
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 13px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-dot {
  width: 5px; height: 5px;
  background: var(--gold);
  border-radius: 50%;
  animation: scrollDot 2s ease-in-out infinite;
}
@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(16px); opacity: 0; }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* Hero Stats Bar */
.hero-stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(201,168,76,0.2);
  z-index: 2;
}
.hero-stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.hero-stat-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 22px 16px;
  text-align: center;
}
.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(201,168,76,0.3);
}
.stat-num {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  margin-top: 4px;
}

/* Animate up */
.animate-up {
  opacity: 0;
  transform: translateY(30px);
  animation: animateUp 0.7s ease forwards;
  animation-delay: var(--delay, 0s);
}
@keyframes animateUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ===============================
   ABOUT
   =============================== */
.about { background: var(--bg-light); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.about-images {
  position: relative;
  height: 560px;
}
.about-img-main {
  position: absolute;
  top: 0; right: 0;
  width: 75%;
  height: 85%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-img-main img { width: 100%; height: 100%; object-fit: cover; }

.about-img-secondary {
  position: absolute;
  bottom: 0; left: 0;
  width: 55%;
  height: 55%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--white);
}
.about-img-secondary img { width: 100%; height: 100%; object-fit: cover; }

.about-badge {
  position: absolute;
  bottom: 16px; right: 16px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-gold);
}
.badge-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1;
}
.badge-text {
  font-size: 0.75rem;
  opacity: 0.9;
}

.about-content { padding-right: 20px; }
.about-content .section-tag { margin-bottom: 14px; }
.about-content .section-title { text-align: right; margin-bottom: 20px; }

.about-text {
  color: var(--gray);
  margin-bottom: 16px;
  font-size: 1rem;
}

.about-features { margin: 30px 0; display: flex; flex-direction: column; gap: 18px; }

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.about-feature:hover { transform: translateX(-5px); box-shadow: var(--shadow-md); }

.feature-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feature-icon svg { width: 22px; height: 22px; fill: var(--white); }

.about-feature h4 { font-size: 0.95rem; font-weight: 700; color: var(--black); margin-bottom: 2px; }
.about-feature p { font-size: 0.85rem; color: var(--gray); }

/* ===============================
   SERVICES
   =============================== */
.services {
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.services-bg-shape {
  position: absolute;
  top: -200px; left: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(201,168,76,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: rgba(201,168,76,0.2); }
.service-card:hover::before { width: 100%; }

.service-icon-wrap { margin-bottom: 22px; }
.service-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(201,168,76,0.12), rgba(201,168,76,0.04));
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.service-icon svg { width: 28px; height: 28px; fill: var(--gold); transition: var(--transition); }
.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
}
.service-card:hover .service-icon svg { fill: var(--white); }

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 24px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gold);
  transition: var(--transition-fast);
}
.service-link svg { width: 18px; height: 18px; fill: var(--gold); transition: var(--transition); }
.service-link:hover { gap: 12px; }

/* ===============================
   PROJECTS
   =============================== */
.projects { background: var(--bg-light); }

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 28px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray);
  background: var(--white);
  border: 1.5px solid rgba(0,0,0,0.08);
  transition: var(--transition);
  font-family: var(--font-ar);
}
.filter-btn:hover { color: var(--gold); border-color: var(--gold); }
.filter-btn.active {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-gold);
}

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

.project-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.project-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.project-card.hidden { display: none; }

.project-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}
.project-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.project-card:hover .project-img-wrap img { transform: scale(1.08); }

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }

.project-zoom {
  width: 50px; height: 50px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: var(--transition);
}
.project-zoom svg { width: 24px; height: 24px; fill: var(--white); }
.project-card:hover .project-zoom { transform: scale(1); }

.project-info { padding: 20px; }
.project-cat {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  background: rgba(201,168,76,0.1);
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 10px;
}
.project-info h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 6px;
}
.project-info p { font-size: 0.85rem; color: var(--gray); }

/* ===============================
   STATS
   =============================== */
.stats {
  position: relative;
  background: linear-gradient(135deg, var(--black) 0%, #1a1200 50%, var(--dark-2) 100%);
  overflow: hidden;
}
.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23C9A84C' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.stats-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(201,168,76,0.08) 0%, transparent 70%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  position: relative;
  z-index: 1;
}

.stat-card {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201,168,76,0.05), transparent);
  opacity: 0;
  transition: var(--transition);
}
.stat-card:hover { border-color: rgba(201,168,76,0.4); transform: translateY(-6px); }
.stat-card:hover::before { opacity: 1; }

.stat-card .stat-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(201,168,76,0.2), rgba(201,168,76,0.05));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.stat-card .stat-icon svg { width: 28px; height: 28px; fill: var(--gold); }

.stat-number, .stat-plus {
  display: inline;
  font-size: 3rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}
.stat-plus { font-size: 2rem; }

.stat-card .stat-label {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  margin-top: 10px;
  font-weight: 500;
}

/* ===============================
   TESTIMONIALS
   =============================== */
.testimonials { background: var(--white); }

.testimonials-slider {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  flex: 0 0 100%;
  padding: 48px 56px;
  text-align: center;
}

.testimonial-stars {
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 24px;
  letter-spacing: 4px;
}

.testimonial-text {
  font-size: 1.15rem;
  color: var(--gray);
  line-height: 2;
  max-width: 700px;
  margin: 0 auto 36px;
  position: relative;
}
.testimonial-text::before {
  content: '"';
  position: absolute;
  top: -30px; right: -20px;
  font-size: 6rem;
  color: rgba(201,168,76,0.12);
  font-family: serif;
  line-height: 1;
}

.testimonial-author {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 54px; height: 54px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 800;
}

.author-name {
  font-weight: 700;
  color: var(--black);
  text-align: right;
}
.author-title {
  font-size: 0.83rem;
  color: var(--gold);
  text-align: right;
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
}

.slider-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--bg-light);
  border: 1.5px solid rgba(0,0,0,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  cursor: pointer;
}
.slider-btn svg { width: 20px; height: 20px; fill: var(--dark); }
.slider-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
}
.slider-btn:hover svg { fill: var(--white); }

.slider-dots { display: flex; gap: 8px; align-items: center; }
.slider-dot {
  width: 8px; height: 8px;
  background: rgba(0,0,0,0.15);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}
.slider-dot.active {
  background: var(--gold);
  width: 24px;
  border-radius: 4px;
}

/* ===============================
   WHY US
   =============================== */
.why-us { background: var(--bg-light); }

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.why-us-content { padding-left: 20px; }
.why-us-content .section-tag { margin-bottom: 14px; }
.why-us-content .section-title { text-align: right; margin-bottom: 18px; }

.why-text { color: var(--gray); margin-bottom: 28px; }

.why-list { display: flex; flex-direction: column; gap: 14px; margin-bottom: 36px; }

.why-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--dark);
}

.why-check {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 900;
  flex-shrink: 0;
}

.why-us-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.why-visual-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.05);
}
.why-visual-card.accent {
  background: linear-gradient(135deg, var(--black), var(--dark-2));
}
.why-visual-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.wv-icon { font-size: 2.2rem; margin-bottom: 14px; }
.wv-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 4px;
}
.why-visual-card.accent .wv-content h4 { color: var(--white); }

.wv-content p { font-size: 0.82rem; color: var(--gray); }
.why-visual-card.accent .wv-content p { color: rgba(255,255,255,0.6); }

/* ===============================
   CONTACT
   =============================== */
.contact { background: var(--white); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding: 18px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.contact-item:hover { transform: translateX(-5px); }

.contact-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon.whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
}
.contact-icon svg { width: 22px; height: 22px; fill: var(--white); }

.contact-item h4 { font-size: 0.8rem; color: var(--gray); margin-bottom: 4px; }
.contact-item a, .contact-item p {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
}
.contact-item a:hover { color: var(--gold); }

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}
.social-link {
  width: 44px; height: 44px;
  background: var(--bg-light);
  border: 1.5px solid rgba(0,0,0,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.social-link svg { width: 18px; height: 18px; fill: var(--gray); transition: var(--transition); }
.social-link:hover {
  background: var(--gold);
  border-color: var(--gold);
  transform: translateY(-3px);
}
.social-link:hover svg { fill: var(--white); }

/* Contact Form */
.contact-form-wrap {
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-light);
  border: 1.5px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--dark);
  transition: var(--transition-fast);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(201,168,76,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-light); }
.form-group textarea { resize: vertical; min-height: 130px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-form .btn-primary {
  margin-top: 8px;
  justify-content: center;
  gap: 12px;
}
.contact-form .btn-primary svg { width: 20px; height: 20px; fill: currentColor; }

.form-success {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;
  padding: 16px;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius-md);
  color: #16a34a;
  font-weight: 600;
}
.form-success.visible { display: flex; }
.form-success svg { width: 22px; height: 22px; fill: #16a34a; flex-shrink: 0; }

/* ===============================
   FOOTER
   =============================== */
.footer { background: var(--black); color: var(--white); }

.footer-top { padding: 80px 0 60px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 50px;
}

.footer-logo {
  height: 60px;
  object-fit: contain;
  margin-bottom: 20px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.9;
  margin-bottom: 24px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 12px;
}
.footer-links h4::after,
.footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 32px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links li a::before {
  content: '←';
  color: var(--gold);
  font-size: 0.8rem;
  transition: var(--transition-fast);
}
.footer-links li a:hover { color: var(--gold); padding-right: 4px; }

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 14px;
}
.footer-contact p svg { width: 16px; height: 16px; fill: var(--gold); flex-shrink: 0; }
.footer-contact p a { color: rgba(255,255,255,0.55); }
.footer-contact p a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.35);
}

/* ===============================
   LIGHTBOX
   =============================== */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.lightbox-backdrop.active { opacity: 1; visibility: visible; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2001;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.lightbox.active { opacity: 1; visibility: visible; }

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}
.lightbox-content img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 20px; left: 20px;
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: var(--white);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  z-index: 10;
  line-height: 1;
}
.lightbox-close:hover { background: var(--gold); }

.lightbox-nav {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: var(--white);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}
.lightbox-nav:hover { background: var(--gold); }
.lightbox-nav.prev { right: -70px; }
.lightbox-nav.next { left: -70px; }

/* ===============================
   SCROLL TO TOP
   =============================== */
.scroll-top {
  position: fixed;
  bottom: 90px; left: 28px;
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-gold);
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  z-index: 900;
}
.scroll-top svg { width: 22px; height: 22px; fill: var(--white); }
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(201,168,76,0.5); }

/* ===============================
   WHATSAPP FLOAT
   =============================== */
.whatsapp-float {
  position: fixed;
  bottom: 28px; left: 28px;
  width: 56px; height: 56px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
  transition: var(--transition);
  z-index: 900;
}
.whatsapp-float svg { width: 28px; height: 28px; fill: var(--white); }
.whatsapp-float:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 12px 30px rgba(37,211,102,0.5); }

.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%; transform: translateY(-50%);
  background: var(--black);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  transition: var(--transition-fast);
  pointer-events: none;
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* ===============================
   SCROLL REVEAL ANIMATIONS
   =============================== */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}
.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
  opacity: 1;
  transform: none;
}

/* ===============================
   RESPONSIVE
   =============================== */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 900px) {
  :root { --header-h: 70px; }
  .section { padding: 70px 0; }

  .about-grid,
  .why-us-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 50px; }

  .about-images { height: 400px; }
  .about-content { padding-right: 0; }
  .why-us-content { padding-left: 0; order: 2; }
  .why-us-visual { order: 1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  /* Nav */
  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--black);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 30px;
    gap: 6px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 40px rgba(0,0,0,0.5);
    z-index: 100;
  }
  .nav-menu.open { right: 0; }
  .nav-link { color: rgba(255,255,255,0.8) !important; font-size: 1.05rem; padding: 12px 0; width: 100%; }
  .nav-link::after { display: none; }
  .nav-toggle { display: flex; }
  .btn-cta { display: none; }

  .nav-menu::before {
    content: '';
    position: fixed;
    inset: 0;
    right: 280px;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    transition: opacity 0.4s;
  }
  .nav-menu.open::before { opacity: 1; }
}

@media (max-width: 680px) {
  .hero-title { font-size: 2.4rem; }
  .hero-content { padding-bottom: 260px; }
  .hero-stats-grid { flex-wrap: wrap; }
  .hero-stat-divider { display: none; }
  .hero-stat-item { flex: 0 0 48%; }

  .services-grid,
  .projects-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .testimonial-card { padding: 36px 20px; }
  .contact-form-wrap { padding: 28px 20px; }
  .why-us-visual { grid-template-columns: 1fr; }

  .about-images { height: 300px; }

  .lightbox-nav.prev { right: -50px; }
  .lightbox-nav.next { left: -50px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.9rem; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; justify-content: center; }
  .stat-num { font-size: 2rem; }
  .about-img-secondary { width: 65%; height: 50%; }
}