/* ==========================================================================
   bhtechhub - Design System & Custom Animations
   ========================================================================== */

/* --- Google Fonts & Variables --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-dark: #07090e;
  --bg-card: rgba(16, 23, 42, 0.65);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.75);
  --bg-input: rgba(2, 6, 23, 0.7);
  
  --primary: #6366f1;         /* Indigo */
  --primary-glow: #818cf8;
  --secondary: #06b6d4;       /* Cyan */
  --accent: #ec4899;          /* Pink / Magenta */
  --purple-glow: #8b5cf6;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.4);
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  
  --shadow-glow-sm: 0 0 20px rgba(99, 102, 241, 0.25);
  --shadow-glow-lg: 0 0 45px rgba(99, 102, 241, 0.4);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  overflow-x: hidden;
}

body {
  position: relative;
  min-height: 100vh;
  line-height: 1.6;
  background: radial-gradient(circle at 50% 0%, #1e1b4b 0%, #07090e 70%);
  background-attachment: fixed;
}

::selection {
  background: var(--primary);
  color: #fff;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* --- Canvas Particles Background --- */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

/* --- Layout Utility Classes --- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

section {
  padding: 6rem 0;
  position: relative;
  z-index: 2;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-main);
}

.gradient-text {
  background: linear-gradient(135deg, #a5b4fc 0%, #6366f1 35%, #06b6d4 70%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #38bdf8 0%, #06b6d4 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 4rem auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--primary-glow);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.15);
}

.section-title {
  font-size: 2.75rem;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* --- Buttons & Action UI --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: none;
  outline: none;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 50%, #4338ca 100%);
  color: #fff;
  box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.5);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: 0.6s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 35px -5px rgba(99, 102, 241, 0.7);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary-glow);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-sm);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #fff;
  box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 35px -5px rgba(37, 211, 102, 0.6);
}

/* --- Glassmorphic Navigation Bar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.1rem 0;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  padding: 0.7rem 0;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-img-wrapper {
  height: 44px;
  background: #ffffff;
  padding: 4px 9px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
  filter: none !important;
}

.nav-logo:hover .logo-img-wrapper {
  transform: scale(1.05);
  box-shadow: 0 0 25px rgba(99, 102, 241, 0.7);
  border-color: var(--primary-glow);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: #fff;
  white-space: nowrap;
}

.logo-text span {
  color: var(--secondary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: var(--transition-normal);
  border-radius: var(--radius-full);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mobile-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-size: 1.3rem;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.mobile-toggle:hover {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--primary-glow);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 7.5rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  margin-bottom: 1.5rem;
  max-width: 100%;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: pulseGreen 2s infinite;
  flex-shrink: 0;
}

@keyframes pulseGreen {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-badge-text {
  font-size: 0.88rem;
  font-weight: 600;
  color: #cbd5e1;
  word-break: break-word;
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -1px;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
  min-height: 3.5rem;
}

.typewriter-text {
  color: var(--primary-glow);
  font-weight: 600;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

/* Hero Stats Cards */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-glass);
}

.stat-card {
  text-align: left;
  background: rgba(15, 23, 42, 0.4);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 900;
  color: #fff;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #ffffff 0%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  padding: 10px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.4), rgba(6, 182, 212, 0.4), rgba(236, 72, 153, 0.2));
  box-shadow: 0 0 50px rgba(99, 102, 241, 0.3);
  animation: floatVisual 6s ease-in-out infinite;
}

@keyframes floatVisual {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(1deg); }
}

.hero-img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 6px);
  display: block;
  object-fit: cover;
}

.floating-glass-card {
  position: absolute;
  padding: 1rem 1.25rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.card-top {
  top: -20px;
  right: -20px;
  animation: floatVisual 7s ease-in-out infinite reverse;
}

.card-bottom {
  bottom: -20px;
  left: -20px;
  animation: floatVisual 8s ease-in-out infinite 1s;
}

.floating-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.icon-purple {
  background: rgba(139, 92, 246, 0.2);
  color: #a78bfa;
}

.icon-cyan {
  background: rgba(6, 182, 212, 0.2);
  color: #22d3ee;
}

.floating-info h5 {
  font-size: 0.9rem;
  font-weight: 700;
}

.floating-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* --- About Us Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.about-avatar-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
  background: var(--bg-card);
}

.about-avatar-img {
  width: 100%;
  height: auto;
  display: block;
  filter: brightness(0.95) contrast(1.05);
  transition: var(--transition-slow);
}

.about-avatar-card:hover .about-avatar-img {
  transform: scale(1.04);
}

.about-badge-tag {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  text-align: center;
}

.about-badge-tag h4 {
  font-size: 1.1rem;
  color: #fff;
}

.about-badge-tag p {
  font-size: 0.85rem;
  color: var(--secondary);
}

.about-content h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.about-text {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.skill-tag {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  font-size: 0.85rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  text-decoration: none;
}

.skill-tag:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--primary-glow);
  transform: translateY(-2px);
  color: #fff;
}

/* --- Dedicated Graphic Design Posters Showcase --- */
.graphics-gallery-section {
  background: linear-gradient(180deg, rgba(7, 9, 14, 0.6) 0%, rgba(15, 23, 42, 0.85) 50%, rgba(7, 9, 14, 0.6) 100%);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

/* Filter Tab Pills */
.poster-tabs-container {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.poster-tab-btn {
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: var(--transition-fast);
}

.poster-tab-btn:hover, .poster-tab-btn.active {
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.6);
  transform: translateY(-2px);
}

.poster-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.25rem;
  margin-bottom: 2rem;
}

.poster-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  transition: var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.poster-card:hover {
  transform: translateY(-8px);
  border-color: var(--purple-glow);
  box-shadow: 0 0 35px rgba(139, 92, 246, 0.4);
}

/* Poster Container Aspect Ratio & Fit */
.poster-img-box {
  position: relative;
  width: 100%;
  height: 440px;
  overflow: hidden;
  background: radial-gradient(circle at center, rgba(30, 41, 59, 0.6), rgba(2, 6, 23, 0.95));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.poster-img-box img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.6);
  transition: var(--transition-slow);
}

.poster-card:hover .poster-img-box img {
  transform: scale(1.04);
}

.poster-overlay-btn {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 9, 14, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

.poster-card:hover .poster-overlay-btn {
  opacity: 1;
}

.btn-poster-view {
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  color: #fff;
  border: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.7);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-poster-view:hover {
  transform: scale(1.06);
}

.poster-details {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.9);
  border-top: 1px solid var(--border-glass);
}

.poster-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.poster-date {
  font-size: 0.85rem;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
}

/* Fullscreen HD Lightbox Modal for Posters */
#poster-modal .lightbox-content {
  max-width: 950px;
  width: 95%;
  background: rgba(10, 15, 26, 0.95);
  backdrop-filter: blur(25px);
  border: 1px solid var(--border-glow);
}

#poster-modal-img {
  max-height: 80vh;
  width: 100%;
  object-fit: contain;
  padding: 1rem;
  background: #020617;
}

/* --- Services Cards Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-10px);
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow-sm);
}

.service-card:hover::before {
  opacity: 1;
}

.service-img-wrapper {
  width: 100%;
  height: 180px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.75rem;
  position: relative;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.service-card:hover .service-img {
  transform: scale(1.08);
}

.service-icon-floating {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.2rem;
  border: 1px solid var(--border-glass);
}

.service-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.service-list {
  list-style: none;
  margin-bottom: 2rem;
  margin-top: auto;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #cbd5e1;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.service-list li i {
  color: var(--secondary);
  font-size: 0.85rem;
}

/* --- Interactive Repair Diagnostic & Estimator Calculator --- */
.calculator-box {
  background: linear-gradient(145deg, rgba(16, 23, 42, 0.8), rgba(30, 41, 59, 0.5));
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.15);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.calc-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calc-step-title span {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.option-card {
  background: rgba(2, 6, 23, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.option-card:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.5);
}

.option-card.selected {
  background: rgba(99, 102, 241, 0.18);
  border-color: var(--primary-glow);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.option-card i {
  font-size: 1.4rem;
  color: var(--secondary);
  margin-top: 2px;
}

.option-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.option-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.calc-summary-card {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
}

.calc-summary-title {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.calc-price-amount {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 0.5rem;
}

.calc-details-list {
  text-align: left;
  margin: 1.5rem 0;
  border-top: 1px solid var(--border-glass);
  padding-top: 1rem;
}

.calc-details-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.calc-details-item span:last-child {
  color: var(--text-main);
  font-weight: 600;
}

/* --- Portfolio Gallery Section --- */
.portfolio-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tab-btn:hover, .tab-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-glow);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.portfolio-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  transition: var(--transition-normal);
  position: relative;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow-sm);
}

.portfolio-img-container {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
}

.portfolio-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 9, 14, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

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

.view-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.6);
  transform: scale(0.6);
  transition: var(--transition-normal);
  text-decoration: none;
}

.portfolio-card:hover .view-btn {
  transform: scale(1);
}

.portfolio-info {
  padding: 1.5rem;
}

.portfolio-category {
  font-size: 0.75rem;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.portfolio-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.portfolio-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Testimonials / Client Reviews --- */
.testimonials-slider {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.testimonial-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  position: relative;
}

.quote-icon {
  font-size: 3rem;
  color: rgba(99, 102, 241, 0.25);
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 1.2rem;
  font-style: italic;
  color: #e2e8f0;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.author-avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 2px solid var(--primary-glow);
  object-fit: cover;
}

.author-details {
  text-align: left;
}

.author-name {
  font-size: 1.1rem;
  font-weight: 700;
}

.author-role {
  font-size: 0.85rem;
  color: var(--secondary);
}

.stars {
  color: #f59e0b;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

/* --- Contact & Booking Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
}

.contact-info-box {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.info-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-glow);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.info-details h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.info-details p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.info-details a {
  color: var(--secondary);
  text-decoration: none;
}

.info-details a:hover {
  text-decoration: underline;
}

.contact-form-box {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-md);
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary-glow);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* --- Floating WhatsApp Quick Chat Button --- */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.5);
  z-index: 999;
  text-decoration: none;
  transition: var(--transition-normal);
  animation: pulseWhatsapp 2.5s infinite;
}

@keyframes pulseWhatsapp {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(10deg);
}

/* --- Footer --- */
footer {
  background: rgba(4, 6, 11, 0.95);
  border-top: 1px solid var(--border-glass);
  padding: 4rem 0 2rem 0;
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 1rem 0;
  max-width: 320px;
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-icon:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-glow);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: #fff;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--secondary);
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* --- Lightbox Modal Overlay --- */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(15px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-normal);
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 90%;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
  position: relative;
  transform: scale(0.9);
  transition: var(--transition-normal);
}

.lightbox-modal.active .lightbox-content {
  transform: scale(1);
}

.lightbox-img {
  width: 100%;
  max-height: 450px;
  object-fit: contain;
  background: #020617;
}

.lightbox-body {
  padding: 2rem;
}

.lightbox-close {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.lightbox-close:hover {
  background: var(--accent);
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ==================== Ultra-Clean Mobile Responsive Breakpoints ==================== */

@media (max-width: 992px) {
  .hero-grid, .about-grid, .calc-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .services-grid, .portfolio-grid, .poster-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-title {
    font-size: 2.8rem;
  }
  .poster-img-box {
    height: 360px;
  }
}

/* Tablet & Mobile Screens (<= 768px) */
@media (max-width: 768px) {
  section {
    padding: 3.5rem 0;
  }

  .navbar {
    padding: 0.65rem 0;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
  }

  .logo-img-wrapper {
    height: 38px;
    padding: 3px 7px;
    border-radius: 10px;
  }

  .logo-img {
    height: 30px;
  }

  .logo-text {
    font-size: 1.25rem;
  }

  .nav-actions {
    gap: 0.5rem;
  }

  .btn-whatsapp#nav-whatsapp-btn {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    border-radius: var(--radius-full);
  }

  .btn-whatsapp#nav-whatsapp-btn i {
    font-size: 0.95rem;
  }

  .mobile-toggle {
    display: flex;
    width: 38px;
    height: 38px;
    font-size: 1.15rem;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 6rem 2rem 2rem 2rem;
    align-items: flex-start;
    transition: var(--transition-normal);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.7);
    z-index: 1000;
  }

  .nav-menu.active {
    right: 0;
  }

  .hero {
    padding-top: 6rem;
    padding-bottom: 3rem;
  }

  .hero-badge {
    padding: 0.35rem 0.85rem;
    margin-bottom: 1rem;
  }

  .hero-badge-text {
    font-size: 0.78rem;
    line-height: 1.3;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.25;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    min-height: 4rem;
    margin-bottom: 1.75rem;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
    margin-bottom: 2rem;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .services-grid, .portfolio-grid, .poster-grid, .options-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .poster-img-box {
    height: 320px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .stat-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.2rem;
  }

  .stat-number {
    font-size: 1.9rem;
  }

  .stat-label {
    font-size: 0.8rem;
  }

  .calculator-box, .contact-info-box, .contact-form-box {
    padding: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
}

/* Smartphone Screens (<= 480px) */
@media (max-width: 480px) {
  .logo-text {
    font-size: 1.1rem;
  }

  .logo-text span {
    display: inline;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-badge-text {
    font-size: 0.75rem;
  }

  .btn {
    padding: 0.8rem 1.2rem;
    font-size: 0.9rem;
  }

  .poster-tab-btn {
    padding: 0.45rem 0.95rem;
    font-size: 0.82rem;
  }

  .poster-img-box {
    height: 290px;
  }
}