/* ============================================
   OLEKSA INSIGHTS - COMPLETE CSS
   Version 2.0 - With Video Industries Section
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&display=swap');

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  /* Primary Colors */
  --oi-blue: #1E5BC6;
  --oi-blue-dark: #1a4fa8;
  --oi-blue-light: #e8f0fc;
  --oi-yellow: #F7D747;
  --oi-yellow-dark: #ecc517;
  --oi-yellow-light: #fef9e7;
  
  /* Neutral Colors */
  --oi-white: #ffffff;
  --oi-cream: #FFFDF5;
  --oi-slate-50: #f8fafc;
  --oi-slate-100: #f1f5f9;
  --oi-slate-200: #e2e8f0;
  --oi-slate-300: #cbd5e1;
  --oi-slate-400: #94a3b8;
  --oi-slate-500: #64748b;
  --oi-slate-600: #475569;
  --oi-slate-700: #334155;
  --oi-slate-800: #1e293b;
  --oi-slate-900: #0f172a;
  
  /* Typography */
  --oi-font-display: 'Fraunces', Georgia, serif;
  --oi-font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Shadows */
  --oi-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --oi-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --oi-shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --oi-shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  --oi-shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Border Radius */
  --oi-radius-sm: 0.375rem;
  --oi-radius: 0.5rem;
  --oi-radius-md: 0.75rem;
  --oi-radius-lg: 1rem;
  --oi-radius-xl: 1.5rem;
  --oi-radius-full: 9999px;
}

/* ============================================
   BASE STYLES
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--oi-font-body);
  color: var(--oi-slate-700);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--oi-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--oi-blue-dark);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.oi-h1, h1 {
  font-family: var(--oi-font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--oi-slate-900);
  margin: 0 0 1.5rem 0;
}

.oi-h2, h2 {
  font-family: var(--oi-font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--oi-slate-900);
  margin: 0 0 1rem 0;
}

.oi-h3, h3 {
  font-family: var(--oi-font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--oi-slate-900);
  margin: 0 0 0.75rem 0;
}

.oi-h4, h4 {
  font-family: var(--oi-font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--oi-slate-900);
  margin: 0 0 0.5rem 0;
}

.oi-gradient-text {
  background: linear-gradient(135deg, var(--oi-blue) 0%, #2563eb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   LAYOUT & CONTAINERS
   ============================================ */
.oi-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.oi-section {
  padding: 5rem 0;
}

.oi-section-white {
  background: var(--oi-white);
}

.oi-section-cream {
  background: var(--oi-cream);
}

.oi-section-light {
  background: var(--oi-slate-50);
}

.oi-section-yellow-light {
  background: var(--oi-yellow-light);
}

.oi-section-blue {
  background: linear-gradient(135deg, var(--oi-blue) 0%, #1e40af 100%);
  color: var(--oi-white);
}

.oi-section-dark {
  background: var(--oi-slate-900);
  color: var(--oi-white);
}

.oi-section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.oi-section-label {
  display: inline-block;
  color: var(--oi-blue);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.oi-section-description {
  font-size: 1.125rem;
  color: var(--oi-slate-600);
  margin-top: 1rem;
}

.oi-text-center {
  text-align: center;
}

.oi-mt-4 {
  margin-top: 2rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.oi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--oi-font-body);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--oi-radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.oi-btn-primary {
  background: linear-gradient(135deg, var(--oi-blue) 0%, var(--oi-blue-dark) 100%);
  color: var(--oi-white);
  box-shadow: 0 10px 30px -8px rgba(30, 91, 198, 0.4);
}

.oi-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px -8px rgba(30, 91, 198, 0.5);
  color: var(--oi-white);
}

.oi-btn-secondary {
  background: linear-gradient(135deg, var(--oi-yellow) 0%, var(--oi-yellow-dark) 100%);
  color: var(--oi-slate-800);
}

.oi-btn-secondary:hover {
  transform: translateY(-2px);
  color: var(--oi-slate-800);
}

.oi-btn-ghost {
  background: transparent;
  color: var(--oi-slate-700);
  border: 2px solid var(--oi-slate-200);
}

.oi-btn-ghost:hover {
  border-color: var(--oi-blue);
  color: var(--oi-blue);
  background: var(--oi-blue-light);
}

.oi-btn-outline {
  background: transparent;
  border: 2px solid currentColor;
}

.oi-btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

.oi-btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ============================================
   CARDS
   ============================================ */
.oi-card {
  background: var(--oi-white);
  border-radius: var(--oi-radius-lg);
  border: 1px solid var(--oi-slate-100);
  padding: 1.5rem;
}

.oi-card-shadow {
  box-shadow: var(--oi-shadow-lg);
  border: 1px solid var(--oi-slate-100);
}

.oi-card-hover {
  transition: all 0.3s ease;
}

.oi-card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--oi-shadow-xl);
}

/* ============================================
   TAGS
   ============================================ */
.oi-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--oi-radius-full);
}

.oi-tag-blue {
  background: var(--oi-blue-light);
  color: var(--oi-blue);
}

.oi-tag-yellow {
  background: var(--oi-yellow-light);
  color: var(--oi-slate-800);
}

/* ============================================
   NAVIGATION
   ============================================ */
.oi-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--oi-slate-100);
  padding: 1rem 0;
}

.oi-navbar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.oi-logo-icon {
  width: 48px;
  height: 48px;
  background: var(--oi-yellow);
  border-radius: var(--oi-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--oi-font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--oi-blue);
  box-shadow: var(--oi-shadow);
}

.oi-logo-text {
  font-family: var(--oi-font-display);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--oi-slate-800);
}

.oi-nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.oi-nav-link {
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--oi-slate-600);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.oi-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.oi-nav-mobile {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--oi-white);
  border-top: 1px solid var(--oi-slate-100);
}

.oi-hidden {
  display: none !important;
}

/* ============================================
   VIDEO INDUSTRIES SECTION
   ============================================ */
.oi-video-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.oi-video-card {
  position: relative;
  border-radius: var(--oi-radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: default;
}

.oi-video-card video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.oi-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(30, 91, 198, 0.7) 0%,
    rgba(30, 91, 198, 0.4) 50%,
    rgba(247, 215, 71, 0.3) 100%
  );
  transition: all 0.4s ease;
}

.oi-video-card:hover .oi-video-overlay {
  background: linear-gradient(
    135deg,
    rgba(30, 91, 198, 0.5) 0%,
    rgba(30, 91, 198, 0.2) 50%,
    rgba(247, 215, 71, 0.2) 100%
  );
}

.oi-video-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.25rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
}

.oi-video-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.oi-video-title {
  font-family: var(--oi-font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--oi-white);
  margin: 0;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.oi-video-card:hover .oi-video-content {
  transform: translateY(-4px);
}

.oi-video-content {
  transition: transform 0.3s ease;
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.oi-about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: start;
}

.oi-about-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 6rem;
}

.oi-about-box {
  border-radius: var(--oi-radius-lg);
  padding: 1.5rem;
}

.oi-about-box-yellow {
  background: var(--oi-yellow-light);
  border: 1px solid rgba(247, 215, 71, 0.3);
}

.oi-about-box-blue {
  background: var(--oi-blue-light);
  border: 1px solid rgba(30, 91, 198, 0.2);
}

.oi-about-box-title {
  font-family: var(--oi-font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--oi-slate-800);
  margin: 0 0 1rem 0;
}

/* Timeline Items */
.oi-timeline-item {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.oi-timeline-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.oi-timeline-title {
  font-weight: 600;
  color: var(--oi-slate-800);
  margin-bottom: 0.25rem;
}

.oi-timeline-subtitle {
  font-size: 0.875rem;
  color: var(--oi-slate-600);
}

.oi-timeline-date {
  font-size: 0.75rem;
  color: var(--oi-slate-500);
  margin-top: 0.25rem;
}

/* Languages */
.oi-language-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.oi-language-item {
  padding: 0.5rem 0;
}

.oi-language-name {
  font-weight: 600;
  color: var(--oi-slate-800);
  font-size: 0.9375rem;
}

.oi-language-level {
  font-size: 0.8125rem;
  color: var(--oi-slate-500);
}

/* Achievements */
.oi-achievement-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.oi-achievement-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.9375rem;
  color: var(--oi-slate-700);
}

.oi-achievement-icon {
  flex-shrink: 0;
  color: var(--oi-yellow);
  margin-top: 0.125rem;
}

/* ============================================
   TOOLS SECTION
   ============================================ */
.oi-tools-section {
  background: var(--oi-slate-900);
  padding: 3rem 0;
}

.oi-tools-title {
  font-family: var(--oi-font-display);
  font-size: 1.25rem;
  color: var(--oi-white);
  text-align: center;
  margin: 0 0 2rem 0;
}

.oi-tools-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  max-width: 900px;
  margin: 0 auto;
}

.oi-tool-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--oi-radius-full);
  color: var(--oi-slate-300);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.oi-tool-tag:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--oi-white);
}

/* ============================================
   SERVICES PAGE
   ============================================ */
.oi-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.oi-service-card {
  padding: 2rem;
}

.oi-service-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.oi-service-title {
  font-family: var(--oi-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--oi-slate-900);
  margin-bottom: 0.75rem;
}

.oi-service-description {
  color: var(--oi-slate-600);
  margin-bottom: 1rem;
  line-height: 1.7;
}

/* Expertise Grid */
.oi-expertise-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.oi-expertise-card {
  position: relative;
  padding: 1.5rem 1rem;
  text-align: center;
}

.oi-expertise-badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--oi-yellow);
  color: var(--oi-slate-800);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  border-radius: var(--oi-radius-sm);
}

.oi-expertise-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.oi-expertise-name {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--oi-slate-700);
}

/* Industries Grid */
.oi-industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.oi-industry-card {
  padding: 1.5rem;
  text-align: center;
}

.oi-industry-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.oi-industry-name {
  font-weight: 600;
  color: var(--oi-slate-800);
  margin-bottom: 0.25rem;
}

.oi-industry-years {
  font-size: 0.75rem;
  color: var(--oi-slate-500);
}

/* Why Research */
.oi-why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.oi-why-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.oi-why-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--oi-white);
  border-radius: var(--oi-radius-md);
  box-shadow: var(--oi-shadow);
}

.oi-why-check {
  width: 32px;
  height: 32px;
  background: var(--oi-blue);
  color: var(--oi-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.oi-why-text {
  font-weight: 500;
  color: var(--oi-slate-700);
}

/* ============================================
   PORTFOLIO PAGE
   ============================================ */
.oi-portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.oi-portfolio-card {
  overflow: hidden;
  padding: 0;
}

.oi-portfolio-image {
  height: 10rem;
  padding: 1.5rem;
  display: flex;
  align-items: flex-end;
}

.oi-bg-blue {
  background: linear-gradient(135deg, var(--oi-blue), rgba(30, 91, 198, 0.8));
}

.oi-bg-yellow {
  background: linear-gradient(135deg, var(--oi-yellow), rgba(247, 215, 71, 0.8));
}

.oi-bg-purple {
  background: linear-gradient(135deg, #8b5cf6, rgba(139, 92, 246, 0.8));
}

.oi-bg-emerald {
  background: linear-gradient(135deg, #10b981, rgba(16, 185, 129, 0.8));
}

.oi-bg-rose {
  background: linear-gradient(135deg, #f43f5e, rgba(244, 63, 94, 0.8));
}

.oi-bg-cyan {
  background: linear-gradient(135deg, #06b6d4, rgba(6, 182, 212, 0.8));
}

.oi-portfolio-category {
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 0.25rem 0.75rem;
  border-radius: var(--oi-radius-full);
}

.oi-portfolio-content {
  padding: 1.5rem;
}

.oi-portfolio-title {
  font-family: var(--oi-font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--oi-slate-900);
  margin-bottom: 0.5rem;
}

.oi-portfolio-client {
  font-size: 0.875rem;
  color: var(--oi-slate-500);
  margin-bottom: 0.75rem;
}

.oi-portfolio-impact {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--oi-blue);
  font-weight: 500;
  font-size: 0.875rem;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.oi-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.oi-testimonial-card {
  background: var(--oi-slate-50);
  padding: 1.5rem;
  border-radius: var(--oi-radius-lg);
}

.oi-testimonial-stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.oi-testimonial-star {
  color: var(--oi-yellow);
}

.oi-testimonial-text {
  color: var(--oi-slate-700);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.oi-testimonial-author {
  font-weight: 700;
  color: var(--oi-slate-800);
}

.oi-testimonial-role {
  font-size: 0.875rem;
  color: var(--oi-slate-500);
}

/* ============================================
   CONTACT / CTA SECTION
   ============================================ */
.oi-contact {
  background: linear-gradient(135deg, var(--oi-blue) 0%, #1e40af 100%);
  color: var(--oi-white);
  position: relative;
  overflow: hidden;
}

.oi-contact-blob-1,
.oi-contact-blob-2 {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}

.oi-contact-blob-1 {
  top: 0;
  right: 0;
  width: 24rem;
  height: 24rem;
  background: rgba(247, 215, 71, 0.2);
}

.oi-contact-blob-2 {
  bottom: 0;
  left: 0;
  width: 20rem;
  height: 20rem;
  background: rgba(255, 255, 255, 0.1);
}

.oi-contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.oi-contact-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--oi-radius-lg);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: background 0.3s ease;
}

.oi-contact-card:hover {
  background: rgba(255, 255, 255, 0.2);
}

.oi-contact-icon {
  width: 64px;
  height: 64px;
  background: var(--oi-yellow);
  border-radius: var(--oi-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 2rem;
}

/* ============================================
   BRIEF / FORM PAGE
   ============================================ */
.oi-form-container {
  max-width: 800px;
  margin: 0 auto;
}

.oi-form-card {
  background: var(--oi-white);
  border-radius: var(--oi-radius-xl);
  box-shadow: var(--oi-shadow-lg);
  border: 1px solid var(--oi-slate-100);
  overflow: hidden;
}

.oi-form-header {
  background: linear-gradient(135deg, var(--oi-blue) 0%, #1e40af 100%);
  color: var(--oi-white);
  padding: 2rem;
  text-align: center;
}

.oi-form-title {
  font-family: var(--oi-font-display);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.oi-form-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

.oi-form-progress {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.oi-form-progress-step {
  width: 40px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  transition: background 0.3s ease;
}

.oi-form-progress-step.active {
  background: var(--oi-yellow);
}

.oi-form-body {
  padding: 2rem;
}

.oi-form-section-title {
  font-family: var(--oi-font-display);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oi-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.oi-form-group {
  margin-bottom: 1rem;
}

.oi-form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--oi-slate-700);
}

.oi-form-input,
.oi-form-textarea,
.oi-form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--oi-slate-200);
  border-radius: var(--oi-radius-md);
  font-size: 1rem;
  font-family: var(--oi-font-body);
  transition: border-color 0.2s ease;
}

.oi-form-input:focus,
.oi-form-textarea:focus,
.oi-form-select:focus {
  outline: none;
  border-color: var(--oi-blue);
}

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

.oi-form-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.oi-form-option {
  padding: 1rem;
  border: 2px solid var(--oi-slate-200);
  border-radius: var(--oi-radius-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.oi-form-option:hover {
  border-color: var(--oi-blue);
  background: var(--oi-blue-light);
}

.oi-form-option.selected {
  border-color: var(--oi-blue);
  background: var(--oi-blue-light);
}

.oi-form-option-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.oi-form-option-text {
  font-weight: 500;
  color: var(--oi-slate-700);
  font-size: 0.875rem;
}

.oi-form-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--oi-slate-100);
  margin-top: 2rem;
}

/* ============================================
   FOOTER
   ============================================ */
.oi-footer {
  background: var(--oi-slate-900);
  color: rgba(255, 255, 255, 0.6);
  padding: 2rem 0;
}

.oi-footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.oi-footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oi-footer-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--oi-yellow);
  border-radius: var(--oi-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--oi-font-display);
  font-weight: 700;
  color: var(--oi-blue);
}

.oi-footer-logo-text {
  font-family: var(--oi-font-display);
  font-weight: 600;
  color: var(--oi-white);
}

.oi-footer-links {
  display: flex;
  gap: 1.5rem;
}

.oi-footer-link {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.2s ease;
}

.oi-footer-link:hover {
  color: var(--oi-white);
}

/* ============================================
   HERO SECTION (HOME)
   ============================================ */
.oi-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  position: relative;
  overflow: hidden;
  background: var(--oi-cream);
}

.oi-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.oi-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--oi-blue-light);
  color: var(--oi-blue);
  padding: 0.5rem 1rem;
  border-radius: var(--oi-radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.oi-hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--oi-blue);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.oi-hero-description {
  font-size: 1.25rem;
  color: var(--oi-slate-600);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 540px;
}

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

.oi-hero-trust {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--oi-slate-500);
  font-size: 0.875rem;
}

.oi-hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oi-hero-avatars {
  display: flex;
}

.oi-hero-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--oi-white);
  margin-left: -8px;
  background: linear-gradient(135deg, var(--oi-blue), var(--oi-yellow));
}

.oi-hero-avatar:first-child {
  margin-left: 0;
}

/* Hero Image Area */
.oi-hero-image-wrapper {
  position: relative;
}

.oi-hero-image-glow {
  position: absolute;
  inset: -1rem;
  background: linear-gradient(135deg, var(--oi-yellow), rgba(30, 91, 198, 0.3));
  border-radius: var(--oi-radius-xl);
  filter: blur(40px);
  opacity: 0.4;
}

.oi-hero-image-card {
  position: relative;
  background: var(--oi-white);
  border-radius: var(--oi-radius-xl);
  padding: 0.5rem;
  box-shadow: var(--oi-shadow-lg);
}

.oi-hero-image-inner {
  background: linear-gradient(135deg, var(--oi-yellow), rgba(247, 215, 71, 0.8));
  border-radius: var(--oi-radius-lg);
  aspect-ratio: 4/5;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 2rem;
}

/* Floating Stats */
.oi-hero-stat {
  position: absolute;
  background: var(--oi-white);
  border-radius: var(--oi-radius-lg);
  padding: 1rem;
  box-shadow: var(--oi-shadow-lg);
  border: 1px solid var(--oi-slate-100);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.oi-hero-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--oi-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.oi-hero-stat-icon-blue {
  background: var(--oi-blue-light);
  color: var(--oi-blue);
}

.oi-hero-stat-icon-yellow {
  background: var(--oi-yellow-light);
}

.oi-hero-stat-value {
  font-weight: 700;
  color: var(--oi-slate-800);
}

.oi-hero-stat-label {
  font-size: 0.75rem;
  color: var(--oi-slate-500);
}

/* Background Blobs */
.oi-blob {
  position: absolute;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  filter: blur(60px);
}

.oi-blob-yellow {
  background: rgba(247, 215, 71, 0.2);
}

.oi-blob-blue {
  background: rgba(30, 91, 198, 0.1);
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.oi-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.oi-process-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--oi-radius-lg);
  padding: 1.5rem;
}

.oi-process-number {
  font-family: var(--oi-font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--oi-yellow);
  margin-bottom: 0.75rem;
}

.oi-process-title {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.oi-process-description {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .oi-about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .oi-about-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .oi-hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .oi-services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-expertise-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .oi-industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-why-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .oi-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-video-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .oi-nav-links {
    display: none;
  }
  
  .oi-nav-toggle {
    display: block;
  }
  
  .oi-nav-mobile:not(.oi-hidden) {
    display: flex;
  }
  
  .oi-section {
    padding: 3rem 0;
  }
  
  .oi-about-sidebar {
    grid-template-columns: 1fr;
  }
  
  .oi-services-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-expertise-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-industries-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-process-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-contact-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-form-row {
    grid-template-columns: 1fr;
  }
  
  .oi-form-options {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .oi-hero-buttons {
    flex-direction: column;
  }
  
  .oi-hero-trust {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .oi-footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .oi-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .oi-container {
    padding: 0 1rem;
  }
  
  .oi-expertise-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-form-options {
    grid-template-columns: 1fr;
  }
  
  .oi-language-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-video-grid {
    grid-template-columns: 1fr;
  }
  
  .oi-video-card {
    aspect-ratio: 16/9;
  }
}