/* ==========================================================================
   Creator Nikita - Mobile-Optimized & High-Performance Design System
   Domain: creatornikita.com
   ========================================================================== */

:root {
  /* Color Tokens */
  --bg-dark: #07090e;
  --bg-card: rgba(18, 24, 38, 0.7);
  --bg-card-hover: rgba(28, 36, 56, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.03);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(168, 85, 247, 0.3);
  
  --primary: #a855f7;
  --primary-hover: #9333ea;
  --secondary: #ec4899;
  --tertiary: #3b82f6;
  --accent-emerald: #10b981;
  --accent-whatsapp: #25d366;
  
  --gradient-main: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #3b82f6 100%);
  --gradient-text: linear-gradient(135deg, #f9fafb 20%, #c084fc 60%, #f472b6 100%);
  --gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-whatsapp: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  /* Layout & Spacing */
  --container-width: 1240px;
  --header-height: 76px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* Shadows & Effects */
  --shadow-glow: 0 0 25px rgba(168, 85, 247, 0.25);
  --shadow-card: 0 15px 35px -10px rgba(0, 0, 0, 0.5);
  --backdrop-blur: blur(12px);
  
  /* Transition */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* High-Performance Hardware-Accelerated Ambient Glow Background */
.ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background: 
    radial-gradient(circle at 10% 10%, rgba(168, 85, 247, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 60%, rgba(236, 72, 153, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 50% 85%, rgba(59, 130, 246, 0.1) 0%, transparent 40%);
  transform: translateZ(0);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  color: #ffffff;
  font-weight: 700;
  line-height: 1.2;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-pink {
  background: linear-gradient(135deg, #f472b6, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-emerald {
  background: linear-gradient(135deg, #34d399, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.3);
  color: #c084fc;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-tag svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* Container Layout */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

section {
  padding: 90px 0;
  position: relative;
  contain: content;
}

/* Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  transform: translateZ(0);
}

.navbar.scrolled {
  background: rgba(7, 9, 14, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  color: #fff;
}

.logo-badge {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.4);
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.nav-link:hover, .nav-link.active {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gradient-main);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  width: 44px;
  height: 44px;
  font-size: 1.4rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  border: none;
  outline: none;
  white-space: nowrap;
  touch-action: manipulation;
}

.btn-primary {
  background: var(--gradient-main);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(236, 72, 153, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--gradient-whatsapp);
  color: #fff;
  box-shadow: 0 0 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(37, 211, 102, 0.5);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.85rem;
}

/* Floating WhatsApp Quick Contact Button */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-whatsapp);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  text-decoration: none;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  touch-action: manipulation;
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 15px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: rgba(7, 9, 14, 0.9);
  border: 1px solid rgba(37, 211, 102, 0.4);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 30px);
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  color: #34d399;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.4);
  animation: pulseRing 1.8s infinite;
}

@keyframes pulseRing {
  0% { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.stat-item h3 {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 2px;
}

.stat-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Visual & Profile Frame */
.hero-visual {
  position: relative;
}

.profile-card-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 10px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-card);
  transition: transform 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease;
  animation: floatProfile 6s infinite ease-in-out alternate;
  will-change: transform;
}

.profile-card-wrapper:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(168, 85, 247, 0.2);
}

.profile-img-container {
  width: 100%;
  border-radius: calc(var(--radius-lg) - 6px);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 5;
  background: rgba(18, 24, 38, 0.5);
}

.profile-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.6s ease;
}

.profile-card-wrapper:hover .profile-img-container img {
  transform: scale(1.04);
}

@keyframes floatProfile {
  0% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}

/* Floating Glass Cards */
.floating-card {
  position: absolute;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
  z-index: 2;
  animation: floatBadge 5s infinite ease-in-out alternate;
  will-change: transform;
}

.card-top-right {
  top: -15px;
  right: -15px;
  animation-delay: 0s;
}

.card-bottom-left {
  bottom: -15px;
  left: -20px;
  animation-delay: -2.5s;
}

@keyframes floatBadge {
  0% { transform: translateY(0); }
  100% { transform: translateY(-10px); }
}

.float-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.icon-purple {
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
}

.icon-emerald {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.float-info h4 {
  font-size: 0.9rem;
  font-weight: 700;
}

.float-info p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Brand Logos Marquee */
.brands-section {
  padding: 36px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.01);
}

.brands-title {
  text-align: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.marquee-container {
  display: flex;
  overflow: hidden;
  user-select: none;
  mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 50px;
  animation: scrollMarquee 30s linear infinite;
  white-space: nowrap;
  will-change: transform;
}

.brand-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  gap: 8px;
}

@keyframes scrollMarquee {
  0% { transform: translate3d(0,0,0); }
  100% { transform: translate3d(-50%,0,0); }
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px auto;
}

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Services Section Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px 18px;
  position: relative;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(168, 85, 247, 0.4);
}

.service-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 16px;
  flex-shrink: 0;
}

.service-title {
  font-size: 1.08rem;
  margin-bottom: 8px;
  line-height: 1.3;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 16px;
  line-height: 1.45;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-main);
  line-height: 1.4;
}

.service-features li svg {
  width: 14px;
  height: 14px;
  color: var(--accent-emerald);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Portfolio & Case Studies Section */
.portfolio-filter {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  touch-action: manipulation;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--gradient-main);
  color: #fff;
  border-color: transparent;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-5px);
  border-color: rgba(236, 72, 153, 0.4);
}

.portfolio-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* Specific framing alignment for Hope Therapy Center */
.portfolio-card[data-case-id="hope-therapy"] .portfolio-thumb img {
  object-fit: cover;
  object-position: top center;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(7, 9, 14, 0.9) 100%);
  display: flex;
  align-items: flex-end;
  padding: 16px;
}

.portfolio-category-badge {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(7, 9, 14, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.75rem;
  font-weight: 600;
  color: #f472b6;
}

.portfolio-body {
  padding: 20px;
}

.portfolio-title {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.portfolio-metrics {
  display: flex;
  gap: 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}

.metric-pill {
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--accent-emerald);
}

.metric-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Interactive ROI Calculator Section */
.calculator-card {
  background: rgba(18, 24, 38, 0.85);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
}

.form-range {
  width: 100%;
  accent-color: var(--primary);
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  cursor: pointer;
}

.range-val-display {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.option-btn {
  padding: 10px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: background 0.2s ease, border-color 0.2s ease;
  touch-action: manipulation;
}

.option-btn:hover, .option-btn.selected {
  background: rgba(168, 85, 247, 0.25);
  border-color: var(--primary);
  color: #fff;
}

.calc-results-box {
  background: rgba(7, 9, 14, 0.85);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
}

.result-main {
  margin-bottom: 20px;
}

.result-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-emerald);
  line-height: 1;
  margin-bottom: 6px;
}

.result-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.result-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
}

/* Packages & Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--secondary);
  background: rgba(28, 22, 45, 0.85);
}

.featured-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 14px;
  background: var(--gradient-main);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
}

.pricing-header {
  margin-bottom: 20px;
}

.package-name {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.package-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.package-price span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.package-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 30px;
  flex-grow: 1;
}

.package-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

/* Expandable Features Drawer */
.package-features li.extra-feature {
  display: none;
}

.package-features.show-all li.extra-feature {
  display: flex;
  animation: fadeInFeature 0.35s ease forwards;
}

@keyframes fadeInFeature {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.features-toggle-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #c084fc;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  margin-top: 10px;
  margin-bottom: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
  width: 100%;
}

.features-toggle-btn:hover {
  background: rgba(168, 85, 247, 0.18);
  border-color: var(--secondary);
  color: #fff;
  transform: translateY(-1px);
}

.features-toggle-btn span {
  display: inline-block;
  transition: transform 0.3s ease;
}

.features-toggle-btn.active span {
  transform: rotate(180deg);
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.02rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: inherit;
  touch-action: manipulation;
}

.faq-question svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s ease;
  color: var(--primary);
  flex-shrink: 0;
}

.faq-item.open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  display: block;
}

/* SEO Articles / Blog Section */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.blog-date {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.blog-title {
  font-size: 1.18rem;
  margin-bottom: 10px;
  line-height: 1.35;
}

.blog-excerpt {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 18px;
  flex-grow: 1;
}

.blog-read-more {
  color: var(--tertiary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

/* Contact Section & Form */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.contact-info-box h2 {
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 30px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--primary);
  flex-shrink: 0;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.input-field, .select-field, .textarea-field {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: #fff;
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.input-field:focus, .select-field:focus, .textarea-field:focus {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.07);
}

.select-field option {
  background-color: #0d1322;
  color: #fff;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 12, 0.88);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

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

.modal-content {
  background: #0d1322;
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 700px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  transform: scale(0.96);
  transition: transform 0.25s ease;
  -webkit-overflow-scrolling: touch;
}

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

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* Footer */
.footer {
  background: #04060a;
  border-top: 1px solid var(--border-color);
  padding: 50px 0 24px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 10px;
  font-size: 0.88rem;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* Mobile & Tablet Responsiveness Optimization */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-grid, .calc-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-content {
    text-align: center;
  }

  .hero-badge {
    margin: 0 auto 20px auto;
  }

  .hero-description {
    margin: 0 auto 28px auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    max-width: 500px;
    margin: 0 auto;
  }

  .profile-card-wrapper {
    max-width: 480px;
    margin: 0 auto;
  }

  .card-top-right {
    top: -10px;
    right: 0px;
  }

  .card-bottom-left {
    bottom: -10px;
    left: 0px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  section {
    padding: 60px 0;
  }

  .container {
    padding: 0 16px;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(7, 9, 14, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 40px 24px;
    gap: 24px;
    border-bottom: 1px solid var(--border-color);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 1.15rem;
  }

  .mobile-toggle {
    display: flex;
  }

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

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .stat-item h3 {
    font-size: 1.5rem;
  }

  .stat-item p {
    font-size: 0.7rem;
  }

  .calculator-card, .form-card {
    padding: 24px;
  }

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

  .result-number {
    font-size: 2.2rem;
  }

  .floating-card {
    padding: 10px 14px;
  }

  .float-info h4 {
    font-size: 0.8rem;
  }

  .float-info p {
    font-size: 0.7rem;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }

  .whatsapp-tooltip {
    display: none;
  }

  .modal-content {
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.9rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .services-grid, .portfolio-grid, .pricing-grid, .blog-grid {
    grid-template-columns: 1fr;
  }

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

  .card-top-right, .card-bottom-left {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
    margin-top: 12px;
  }

  .hero-visual {
    display: flex;
    flex-direction: column;
  }
}