/* ========================================
   TIKTOK SHOP GROWTH SPECIALIST PORTFOLIO
   Premium Design System v1.0
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Colors */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --text-primary: #000000;
  --text-secondary: #1A1A1A;
  --accent-action: #FE2C55;
  --accent-secondary: #25F4EE;
  
  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 8rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-bounce: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(11, 19, 43, 0.06);
  --shadow-md: 0 4px 20px rgba(11, 19, 43, 0.1);
  --shadow-lg: 0 8px 40px rgba(11, 19, 43, 0.14);
  --shadow-glow: 0 0 40px rgba(255, 153, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5.5vw, 4.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }

p:last-child { margin-bottom: 0; }

a {
  color: var(--accent-action);
  text-decoration: none;
  transition: color var(--transition-fast);
  cursor: none;
}

a:hover { color: var(--text-primary); }

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

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

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

.section--dark {
  background: var(--text-primary);
  color: white;
}

.section--dark h2,
.section--dark h3 {
  color: white;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(11, 19, 43, 0.06);
  transition: all var(--transition-smooth);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  justify-content: center; /* Center the links */
  align-items: center;
  padding: 1rem 0;
  position: relative;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-right: auto; /* Push links to center */
}

.nav__logo span { 
  color: var(--accent-action); 
}

.nav__links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  align-items: center;
}

.nav__link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-action);
  transition: width var(--transition-smooth);
}

.nav__link:hover::after,
.nav__link.active::after { width: 100%; }

.nav__cta {
  display: none;
}

@media (min-width: 768px) {
  .nav__cta { 
    display: block;
    margin-left: auto; /* Push links to center from the other side */
  }
}

/* Mobile Menu */
.nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  z-index: 1001;
}

.nav__mobile-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text-primary);
  margin: 6px 0;
  transition: var(--transition-fast);
}

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

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

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

@media (max-width: 767px) {
  /* Navigation */
  .nav__inner {
    padding: 0.75rem 0;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .nav__logo {
    font-size: 1.35rem;
    margin: 0 auto;
    text-align: center;
  }
  
  /* Show mobile toggle */
  .nav__mobile-toggle { 
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    width: 40px !important;
    height: 40px !important;
    background: rgba(11, 19, 43, 0.05) !important; /* Very subtle background to show button area */
    border: 1px solid rgba(11, 19, 43, 0.1) !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    z-index: 1002 !important;
    position: absolute !important;
    right: 1rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
  }
  
  .nav__mobile-toggle span {
    display: block !important;
    width: 22px !important;
    height: 2.5px !important;
    background-color: var(--text-primary) !important;
    margin: 3px 0 !important;
    transition: all 0.3s ease !important;
    border-radius: 2px !important;
    position: relative !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(1) {
    transform: translate(-50%, -50%) rotate(45deg) !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    margin: 0 !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(2) {
    opacity: 0 !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(3) {
    transform: translate(-50%, -50%) rotate(-45deg) !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    margin: 0 !important;
  }
  
  /* Mobile Navigation Links */
  .nav__links {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%) !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 100px 2rem 3rem !important;
    gap: 0 !important;
    transform: translateX(100%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transition: all 0.4s ease !important;
    z-index: 1000 !important;
    overflow-y: auto !important;
  }
  
  .nav__links.open {
    transform: translateX(0) !important;
    opacity: 1 !important;
    pointer-events: all !important;
  }
  
  .nav__links li {
    width: 100%;
    max-width: 300px;
    text-align: center;
    border-bottom: 1px solid rgba(11, 19, 43, 0.1);
    list-style: none;
  }
  
  .nav__links li:last-child {
    border-bottom: none;
  }
  
  .nav__link {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: 1.25rem 0;
    width: 100%;
    text-decoration: none;
    transition: color 0.2s;
  }
  
  .nav__link:hover {
    color: var(--accent-action);
  }
  
  .nav__link::after {
    display: none;
  }
  
  .nav__links .nav__cta {
    display: inline-flex !important;
    margin-top: 1.5rem;
    width: 100%;
    max-width: 280px;
    justify-content: center;
    text-decoration: none;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.btn:hover::before {
  transform: translateX(100%);
}

.btn--primary {
  background: var(--accent-action);
  color: white;
}

.btn--primary:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow);
}

.btn--primary:active {
  transform: scale(0.98);
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--text-primary);
}

.btn--secondary:hover {
  background: var(--text-primary);
  color: white;
  transform: scale(1.03);
}

.btn--secondary:active {
  transform: scale(0.98);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 150px;
  background: linear-gradient(to top, var(--bg-secondary), transparent);
}

.hero__content {
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 153, 0, 0.1);
  color: var(--accent-action);
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 50px;
  margin-bottom: var(--space-md);
  border: 1px solid rgba(255, 153, 0, 0.2);
}

.hero__badge::before {
  content: '★';
}

.hero__title {
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero__title .highlight {
  color: var(--accent-action);
  position: relative;
}

.hero__title .highlight::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  right: 0;
  height: 8px;
  background: rgba(255, 153, 0, 0.2);
  z-index: -1;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 550px;
  line-height: 1.8;
}

.hero__ctas {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Hero Visual Elements */
.hero > .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero__visuals {
  position: relative;
  width: 450px;
  height: 400px;
  display: none;
}

/* Mobile stats - hidden on desktop */
.hero__mobile-stats {
  display: none;
}

@media (min-width: 992px) {
  .hero__visuals {
    display: block;
  }
  
  .hero__mobile-stats {
    display: none;
  }
}

.hero__stat-card {
  position: absolute;
  background: white;
  padding: 1.25rem 1.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.hero__stat-card--1 {
  top: 10%;
  right: 10%;
  animation: float 4s ease-in-out infinite;
}

.hero__stat-card--2 {
  top: 45%;
  right: 0;
  animation: float 4s ease-in-out infinite 0.5s;
}

.hero__stat-card--3 {
  bottom: 10%;
  right: 20%;
  animation: float 4s ease-in-out infinite 1s;
}

.hero__stat-card--4 {
  bottom: 40%;
  right: 35%;
  animation: float 4s ease-in-out infinite 1.5s;
}

.hero__stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-action);
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
}

.hero__shape--1 {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, rgba(255, 153, 0, 0.2) 0%, rgba(255, 153, 0, 0.05) 100%);
  top: 20%;
  right: 30%;
  animation: pulse 3s ease-in-out infinite;
}

.hero__shape--2 {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(35, 47, 62, 0.1) 0%, rgba(35, 47, 62, 0.02) 100%);
  bottom: 30%;
  right: 10%;
  animation: pulse 3s ease-in-out infinite 0.5s;
}

.hero__shape--3 {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(255, 153, 0, 0.15) 0%, rgba(255, 153, 0, 0.02) 100%);
  top: 60%;
  right: 40%;
  animation: pulse 3s ease-in-out infinite 1s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  animation: float 2s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-action), transparent);
}

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

/* About Section */
.about {
  background: var(--bg-primary);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.about__image {
  position: relative;
}

.about__image-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about__image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  filter: grayscale(10%);
  transition: filter var(--transition-smooth);
}

.about__image-wrapper:hover img {
  filter: grayscale(0%);
}

.about__image-accent {
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  border: 3px solid var(--accent-action);
  border-radius: 16px;
  z-index: -1;
}

.about__years {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--accent-action);
  color: white;
  padding: 1.5rem 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.about__years-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.about__years-label {
  font-size: 0.85rem;
  opacity: 0.9;
}

.about__content h2 {
  margin-bottom: var(--space-md);
}

.about__content p {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

.about__content .highlight-text {
  font-size: 1.25rem;
  color: var(--text-primary);
  font-weight: 500;
  border-left: 3px solid var(--accent-action);
  padding-left: var(--space-md);
  margin: var(--space-lg) 0;
}

/* Expertise Section */
.expertise {
  background: var(--bg-secondary);
}

.expertise__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.expertise__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .expertise__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.expertise-card {
  background: var(--bg-primary);
  padding: var(--space-lg) var(--space-md);
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(11, 19, 43, 0.04);
  transition: all var(--transition-smooth);
}

.expertise-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 153, 0, 0.2);
}

.expertise-card__icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(255, 153, 0, 0.1) 0%, rgba(255, 153, 0, 0.05) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
}

.expertise-card__icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--accent-action);
}

.expertise-card h4 {
  margin-bottom: var(--space-xs);
  font-size: 1.1rem;
}

.expertise-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}

/* Case Studies Section */
.case-studies {
  background: var(--bg-primary);
}

.case-studies__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.case-study {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
  align-items: center;
}

.case-study:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .case-study {
    grid-template-columns: 1fr 1fr;
  }
  .case-study:nth-child(even) .case-study__image {
    order: 2;
  }
}

.case-study__image {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.case-study__image img {
  width: 100%;
  height: auto;
  transition: transform var(--transition-smooth);
}

.case-study:hover .case-study__image img {
  transform: scale(1.05);
}

.case-study__content h3 {
  margin-bottom: var(--space-sm);
}

.case-study__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-action);
  margin-bottom: var(--space-xs);
}

.case-study__description {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.case-study__metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--bg-secondary);
  border-radius: 12px;
}

.case-study__metric {
  text-align: center;
  padding: var(--space-sm);
}

.case-study__metric-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-action);
  line-height: 1;
}

.case-study__metric-value .suffix {
  font-size: 1rem;
}

.case-study__metric-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* Testimonials Section */
.testimonials {
  background: var(--bg-secondary);
}

.testimonials__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial {
  background: var(--bg-primary);
  padding: var(--space-lg);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
  position: relative;
}

.testimonial::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-family: var(--font-heading);
  font-size: 4rem;
  color: var(--accent-action);
  opacity: 0.15;
  line-height: 1;
}

.testimonial:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.testimonial__text {
  font-style: italic;
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
  line-height: 1.8;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-action) 0%, #ffb347 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 1rem;
}

.testimonial__info {
  flex: 1;
}

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

.testimonial__role {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Testimonial Carousel */
.testimonial-carousel {
  position: relative;
  overflow: hidden;
  padding: 0 1rem;
}

.testimonial-carousel__track {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 1rem 0.5rem;
  scrollbar-width: none;
}

.testimonial-carousel__track::-webkit-scrollbar {
  display: none;
}

.testimonial-carousel__track .testimonial {
  flex: 0 0 calc(100% - 2rem);
  scroll-snap-align: center;
  min-height: 280px;
}

@media (min-width: 640px) {
  .testimonial-carousel__track .testimonial {
    flex: 0 0 calc(50% - 1rem);
  }
}

@media (min-width: 1024px) {
  .testimonial-carousel__track .testimonial {
    flex: 0 0 calc(33.333% - 1rem);
  }
}

.testimonial-carousel__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.testimonial-carousel__btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--text-primary);
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonial-carousel__btn:hover {
  background: var(--accent-action);
  border-color: var(--accent-action);
  color: white;
}

.testimonial-carousel__dots {
  display: flex;
  gap: 0.5rem;
}

.testimonial-carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(11, 19, 43, 0.2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.testimonial-carousel__dot.active {
  background: var(--accent-action);
  transform: scale(1.2);
}

/* CTA Section */
.cta {
  background: var(--text-primary);
  color: white;
  text-align: center;
  padding: var(--space-2xl) 0;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.cta::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta__content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  color: white;
  margin-bottom: var(--space-md);
}

.cta p {
  font-size: 1.1rem;
  opacity: 0.85;
  margin-bottom: var(--space-lg);
}

.cta__form {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  max-width: 450px;
  margin: 0 auto;
}

@media (min-width: 500px) {
  .cta__form {
    grid-template-columns: 1fr 1fr;
  }
  .cta__form .btn {
    grid-column: span 2;
  }
}

.cta__form input,
.cta__form select {
  padding: 0.9rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  transition: all var(--transition-fast);
}

.cta__form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.cta__form input:focus,
.cta__form select:focus {
  outline: none;
  border-color: var(--accent-action);
  background: rgba(255, 255, 255, 0.15);
}

.cta__form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='white' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.cta__form select option {
  background: var(--text-primary);
  color: white;
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: var(--space-xl) 0 var(--space-md);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer__brand h3 {
  color: white;
  margin-bottom: var(--space-sm);
  font-size: 1.75rem;
}

.footer__brand h3 span {
  color: var(--accent-action);
}

.footer__brand p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 300px;
  font-size: 0.95rem;
}

.footer__title {
  color: white;
  font-size: 1rem;
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: 0.75rem;
}

.footer__links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--accent-action);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.footer__social a {
  padding: 0 16px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--accent-action);
  transform: translateY(-3px);
}

.footer__bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer__legal {
  display: flex;
  gap: var(--space-md);
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer__legal a:hover {
  color: var(--accent-action);
}

/* Page Header (for sub-pages) */
.page-header {
  padding: calc(100px + var(--space-xl)) 0 var(--space-lg);
  background: var(--bg-secondary);
  text-align: center;
}

.page-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-sm);
}

.page-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* About Page */
.about-page {
  padding: var(--space-xl) 0;
}

.about-page__content {
  max-width: 800px;
  margin: 0 auto;
}

.about-page__content h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.about-page__content p {
  font-size: 1.1rem;
  line-height: 1.9;
}

.about-page__content ul {
  margin: var(--space-md) 0;
  padding-left: var(--space-md);
}

.about-page__content li {
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.about-page__quote {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text-primary);
  border-left: 4px solid var(--accent-action);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  line-height: 1.6;
}

.about-page__cta {
  text-align: center;
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border-radius: 20px;
}

.about-page__cta h3 {
  margin-bottom: var(--space-sm);
}

.about-page__cta p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

/* Case Studies Grid */
.case-studies-grid {
  padding: var(--space-xl) 0;
}

.case-studies__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .case-studies__cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.case-card {
  background: var(--bg-primary);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
  border: 1px solid rgba(11, 19, 43, 0.04);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 153, 0, 0.15);
}

.case-card__image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.case-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

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

.case-card__content {
  padding: var(--space-md);
}

.case-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

.case-card__description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.case-card__metrics {
  display: flex;
  gap: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(11, 19, 43, 0.08);
}

.case-card__metric {
  font-size: 0.85rem;
}

.case-card__metric strong {
  display: block;
  color: var(--accent-action);
  font-size: 1.1rem;
  font-weight: 700;
}

/* Contact Page */
.contact-page {
  padding: var(--space-xl) 0;
}

.contact-page__wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .contact-page__wrapper {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-page__info h2 {
  margin-bottom: var(--space-md);
}

.contact-page__info > p {
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
}

.contact-page__details {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.contact-page__details li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 1rem;
}

.contact-page__details span {
  color: var(--accent-action);
  font-size: 1.25rem;
}

.contact-page__form-container {
  background: var(--bg-primary);
  padding: var(--space-xl);
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(11, 19, 43, 0.06);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid rgba(11, 19, 43, 0.1);
  border-radius: 8px;
  background: var(--bg-primary);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-action);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%230B132B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

/* Animations */
.hidden-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.hidden-element.in-view {
  opacity: 1;
  transform: translateY(0);
}

.hidden-element--fade {
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hidden-element--fade.in-view {
  opacity: 1;
}

.hidden-element--left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.hidden-element--left.in-view {
  opacity: 1;
  transform: translateX(0);
}

.hidden-element--right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.hidden-element--right.in-view {
  opacity: 1;
  transform: translateX(0);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-accent { color: var(--accent-action); }
.mb-0 { margin-bottom: 0; }
.mt-md { margin-top: var(--space-md); }
.mb-md { margin-bottom: var(--space-md); }

/* Selection */
::selection {
  background: var(--accent-action);
  color: white;
}

/* ========================================
   MOBILE RESPONSIVE STYLES
   ======================================== */

/* Base Mobile Styles */
@media (max-width: 767px) {
  /* Typography */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.35rem; }
  
  .container {
    padding: 0 1rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  /* Navigation */
  .nav {
    background: rgba(255, 255, 255, 0.98);
  }
  
  .nav__inner {
    padding: 0.75rem 0;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .nav__logo {
    font-size: 1.35rem;
    margin: 0 auto;
    text-align: center;
  }
  
  /* Hide desktop nav elements on mobile */
  .nav__cta {
    display: none !important;
  }
  
  /* Mobile Navigation - Ensure proper display */
  .nav__mobile-toggle { 
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    width: 40px !important;
    height: 40px !important;
    background: rgba(11, 19, 43, 0.05) !important; /* Very subtle background to show button area */
    border: 1px solid rgba(11, 19, 43, 0.1) !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    z-index: 1002 !important;
    position: absolute !important;
    right: 1rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
  }
  
  .nav__mobile-toggle span {
    display: block !important;
    width: 22px !important;
    height: 2.5px !important;
    background-color: var(--text-primary) !important;
    margin: 3px 0 !important;
    transition: all 0.3s ease !important;
    border-radius: 2px !important;
    position: relative !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(1) {
    transform: translate(-50%, -50%) rotate(45deg) !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    margin: 0 !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(2) {
    opacity: 0 !important;
  }
  
  .nav__mobile-toggle.active span:nth-child(3) {
    transform: translate(-50%, -50%) rotate(-45deg) !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    margin: 0 !important;
  }
  
  .nav__links {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%) !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 100px 2rem 3rem !important;
    gap: 0 !important;
    transform: translateX(100%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transition: all 0.4s ease !important;
    z-index: 1000 !important;
    overflow-y: auto !important;
  }
  
  .nav__links.open {
    transform: translateX(0) !important;
    opacity: 1 !important;
    pointer-events: all !important;
  }
  
  .nav__links li {
    width: 100%;
    max-width: 300px;
    text-align: center;
    border-bottom: 1px solid rgba(11, 19, 43, 0.1);
    list-style: none;
  }
  
  .nav__link {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: 1.25rem 0;
    width: 100%;
  }
  
  .nav__link::after {
    display: none;
  }
  
  .nav__links .nav__cta {
    display: inline-flex !important;
    margin-top: 1.5rem;
  }
  
  /* Hero Section */
  .hero {
    min-height: auto;
    padding: 100px 0 60px;
    display: block;
  }
  
  .hero > .container {
    flex-direction: column;
    align-items: center; /* Center children horizontally in column flex */
  }

  .hero__content {
    max-width: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }  
  .hero__title {
    font-size: 1.85rem;
    line-height: 1.2;
  }
  
  .hero__subtitle {
    font-size: 1rem;
  }
   
  .hero__ctas {
    justify-content: center;
  }
  
  /* Mobile Stats - Show inline below hero content */
  .hero__mobile-stats {
    display: flex;
    justify-content: center;
    gap: 1rem; /* Use a clean gap for grid math */
    margin: 2.5rem auto 0;
    flex-wrap: wrap;
    max-width: 350px; /* Slightly wider to accommodate cards perfectly */
    padding: 0; /* Remove padding as the container itself is centered */
  }
  
  .hero__mobile-stats .hero__stat-card {
    position: relative; /* Changed from static to relative for better control if needed */
    background: white;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    width: 150px;
    height: 150px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0;
  }
  
  .hero__mobile-stats .hero__stat-card:nth-child(2) {
    animation-delay: 0.5s;
  }
  
  .hero__mobile-stats .hero__stat-card:nth-child(3) {
    animation-delay: 1s;
  }

  .hero__mobile-stats .hero__stat-card:nth-child(4) {
    animation-delay: 1.5s;
  }
  
  .hero__mobile-stats .hero__stat-value {
    font-size: 1.35rem;
  }
  
  .hero__mobile-stats .hero__stat-label {
    font-size: 0.7rem;
  }
  
  .hero__visuals {
    display: none;
  }
  
  .hero__scroll {
    display: none;
  }
  
  /* About Section */
  .about__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .about__image {
    order: -1;
    max-width: 280px;
    margin: 0 auto;
  }
  
  .about__image-wrapper img {
    height: 320px;
  }
  
  .about__years {
    right: -10px;
    bottom: -10px;
    padding: 1rem 1.25rem;
  }
  
  .about__years-number {
    font-size: 1.75rem;
  }
  
  .about__content {
    text-align: center;
  }
  
  .highlight-text {
    font-size: 1rem;
    text-align: left;
  }
  
  /* Expertise Section */
  .expertise__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .expertise-card {
    padding: 1.25rem;
  }
  
  /* Case Studies */
  .case-study {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
  }
  
  .case-study__image img {
    height: auto;
  }
  
  .case-study__metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    padding: 1rem;
  }
  
  .case-study__metric-value {
    font-size: 1.5rem;
  }
  
  /* Testimonial Carousel */
  .testimonial-carousel {
    padding: 0 0.5rem;
  }
  
  .testimonial-carousel__track .testimonial {
    flex: 0 0 calc(100% - 1rem);
    min-height: auto;
    padding: 1.25rem;
  }
  
  .testimonial__text {
    font-size: 0.95rem;
  }
  
  /* CTA Section */
  .cta {
    padding: 3rem 0;
  }
  
  .cta__form {
    grid-template-columns: 1fr;
  }
  
  .cta__form .btn {
    grid-column: span 1;
  }
  
  /* Footer */
  .footer {
    padding: 2.5rem 0 1.5rem;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .footer__brand {
    text-align: center;
  }
  
  .footer__brand p {
    max-width: 100%;
  }
  
  .footer__social {
    justify-content: center;
  }
  
  .footer__column {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 1rem;
  }
  
  .footer__title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem 0;
    margin-bottom: 0;
  }
  
  .footer__title::after {
    content: '+';
    font-size: 1.25rem;
    transition: transform 0.3s;
  }
  
  .footer__column.collapsed .footer__title::after {
    transform: rotate(0deg);
  }
  
  .footer__column:not(.collapsed) .footer__title::after {
    transform: rotate(45deg);
  }
  
  .footer__links {
    display: none;
    padding-top: 0.5rem;
  }
  
  .footer__column:not(.collapsed) .footer__links {
    display: block;
  }
  
  .footer__bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
  
  .footer__legal {
    justify-content: center;
  }
  
  /* Page Header */
  .page-header {
    padding: 100px 0 2rem;
  }
  
  .page-header h1 {
    font-size: 1.75rem;
  }
  
  /* About Page */
  .about-page__content {
    padding: 0 0.5rem;
  }
  
  .about-page__quote {
    font-size: 1.15rem;
    padding-left: 1rem;
  }
  
  .about-page__cta {
    padding: 1.5rem;
  }
  
  /* Contact Page */
  .contact-page__wrapper {
    grid-template-columns: 1fr;
  }
  
  .contact-page__info {
    text-align: center;
  }
  
  .contact-page__form-container {
    padding: 1.5rem;
  }
  
  /* Case Studies Grid */
  .case-studies__cards {
    grid-template-columns: 1fr;
  }
  
  .case-card__image {
    height: auto;
    background-color: var(--bg-secondary);
  }
  
  .case-card__image img {
    height: auto;
    object-fit: contain;
  }  
  /* Form Elements */
  .form-group {
    margin-bottom: 1rem;
  }
  
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 0.75rem;
    font-size: 0.95rem;
  }
  
  /* Buttons */
  .btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
    width: 100%;
  }
  
  .hero__ctas .btn {
    width: auto;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .hero__title {
    font-size: 1.65rem;
  }
  
  .hero__ctas {
    flex-direction: column;
    width: 100%;
  }
  
  .hero__ctas .btn {
    width: 100%;
  }
  
  .hero__mobile-stats {
    gap: 0.5rem;
    margin: 2rem auto 0;
    max-width: 280px;
    padding: 0;
  }
  
  .hero__mobile-stats .hero__stat-card {
    min-width: 0; /* Allow grid math to take over */
    padding: 0.75rem 0.5rem;
    flex: 0 0 calc(50% - 0.25rem); /* Half width minus half gap */
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .hero__mobile-stats .hero__stat-value {
    font-size: 1.5rem;
  }
  
  .hero__mobile-stats .hero__stat-label {
    font-size: 1rem;
  }
  
  .case-study__metrics {
    grid-template-columns: 1fr 1fr;
  }
  
  .case-study__metric {
    padding: 0.5rem;
  }
}