/* ============================================
   Codexxa Staff Augmentation - Shared Styles
   Matching codexxa.in Design System
   ============================================ */

/* --- CSS Variables (Codexxa Design Tokens) --- */
:root {
  /* Navy Scale */
  --cx-navy-900: #15143d;
  --cx-navy-800: #1a1a52;
  --cx-navy-700: #202060;
  --cx-navy-600: #2d2d7a;
  --cx-navy-500: #3d3d99;
  --cx-navy-400: #6868b8;
  --cx-navy-300: #9e9ed4;
  --cx-navy-200: #cfcfe8;
  --cx-navy-100: #e8e8f5;
  --cx-navy-50: #f4f4fb;

  /* Orange Scale */
  --cx-orange-900: #7a3d0f;
  --cx-orange-800: #a2521c;
  --cx-orange-700: #c46524;
  --cx-orange-600: #e07828;
  --cx-orange-500: #F08030;
  --cx-orange-400: #f59858;
  --cx-orange-300: #f8b585;
  --cx-orange-200: #fbd4b6;
  --cx-orange-100: #fde8d4;
  --cx-orange-50: #fef5ec;

  /* Brand */
  --codexxa-navy: #2D296B;
  --codexxa-orange: #F58634;

  /* Accent & Supporting */
  --cx-success: #1faa6b;
  --cx-success-soft: #e6f7ef;
  --cx-ink: #0f0f1f;
  --cx-slate-900: #1d1d2b;
  --cx-surface: #ffffff;
  --cx-soft-bg: #f8f9fc;
  --cx-muted: #5f647a;
  --cx-muted-light: #8a8fa3;
  --cx-border: #e6e8f0;
  --cx-text: #404052;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #f68634 0%, #ff9a55 100%);
  --gradient-secondary: linear-gradient(135deg, #332f60 0%, #4a4685 100%);
  --gradient-mix: linear-gradient(135deg, #f68634 0%, #332f60 100%);
  --gradient-soft: linear-gradient(135deg, rgba(246,134,52,.12), rgba(51,47,96,.12));

  /* Shadows */
  --shadow-sm: 0 4px 12px rgba(45,41,107,0.08);
  --shadow-md: 0 8px 24px rgba(45,41,107,0.10);
  --shadow-lg: 0 16px 40px rgba(45,41,107,0.14);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Font Families */
  --font-heading: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

  /* Container */
  --container-width: 1240px;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--cx-text);
  line-height: 1.7;
  background-color: var(--cx-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--cx-ink);
  line-height: 1.25;
}

/* --- Utility --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 80px 0;
}

.section-padding-sm {
  padding: 60px 0;
}

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

.text-orange {
  color: var(--codexxa-orange);
}

.text-navy {
  color: var(--codexxa-navy);
}

.text-white {
  color: #ffffff;
}

.bg-white {
  background-color: var(--cx-surface);
}

.bg-soft {
  background-color: var(--cx-soft-bg);
}

.bg-navy {
  background-color: var(--codexxa-navy);
}

.bg-navy-dark {
  background-color: var(--cx-navy-900);
}

.bg-orange-light {
  background-color: var(--cx-orange-50);
}

/* --- Section Title --- */
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--codexxa-orange);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--cx-ink);
  margin-bottom: 20px;
  line-height: 1.2;
}

.section-title span {
  color: var(--codexxa-orange);
}

.section-subtitle {
  font-size: 17px;
  color: var(--cx-muted);
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--codexxa-orange);
  color: #ffffff;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
}

.btn-primary:hover {
  background: var(--cx-orange-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,134,52,0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--codexxa-orange);
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--codexxa-orange);
}

.btn-secondary:hover {
  background: var(--codexxa-orange);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--codexxa-navy);
  border-color: #ffffff;
}

.btn-link {
  background: transparent;
  color: var(--codexxa-orange);
  padding: 0;
  font-weight: 600;
  font-size: 15px;
  border: none;
  border-radius: 0;
}

.btn-link:hover {
  color: var(--cx-orange-700);
}

.btn-link::after {
  content: '\2192';
  margin-left: 6px;
  transition: transform 0.3s ease;
  display: inline-block;
}

.btn-link:hover::after {
  transform: translateX(4px);
}

/* --- Top Bar --- */
.top-bar {
  background: var(--cx-navy-900);
  padding: 10px 0;
  font-size: 13px;
  color: var(--cx-navy-300);
}

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

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 24px;
}

.top-bar-left a {
  color: var(--cx-navy-300);
  transition: color 0.3s;
}

.top-bar-left a:hover {
  color: var(--codexxa-orange);
}

.top-bar-left span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar-right a {
  color: var(--cx-navy-300);
  font-size: 16px;
  transition: color 0.3s;
}

.top-bar-right a:hover {
  color: var(--codexxa-orange);
}

/* --- Header / Navigation --- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cx-border);
  transition: box-shadow 0.3s;
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 77px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 28px;
  color: var(--cx-ink);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--cx-ink);
  transition: color 0.3s;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--codexxa-orange);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--codexxa-orange);
  border-radius: 2px;
}

.header-cta {
  background: var(--gradient-primary);
  color: #ffffff;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s;
}

.header-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245,134,52,0.4);
  color: #ffffff;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--cx-ink);
}

/* --- Hero Section --- */
.hero {
  background: var(--codexxa-navy);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(245,134,52,0.08) 0%, rgba(45,41,107,0.15) 100%);
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245,134,52,0.1) 0%, transparent 70%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--cx-navy-300);
  margin-bottom: 24px;
}

.breadcrumb a {
  color: var(--cx-navy-300);
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: var(--codexxa-orange);
}

.breadcrumb .separator {
  color: var(--cx-navy-400);
}

.breadcrumb .current {
  color: var(--codexxa-orange);
  font-weight: 500;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 20px;
  line-height: 1.15;
  max-width: 800px;
}

.hero h1 span {
  color: var(--codexxa-orange);
}

.hero-description {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin-bottom: 32px;
  line-height: 1.7;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 50px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {
  text-align: left;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 800;
  color: var(--codexxa-orange);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}

/* --- Overview Section --- */
.overview {
  padding: 80px 0;
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.overview-content h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 20px;
}

.overview-content p {
  font-size: 16px;
  color: var(--cx-muted);
  margin-bottom: 16px;
  line-height: 1.8;
}

.overview-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gradient-soft);
  padding: 48px;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overview-visual-icon {
  font-size: 120px;
  opacity: 0.15;
  position: absolute;
}

.overview-visual-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.overview-visual-content .big-icon {
  font-size: 80px;
  margin-bottom: 16px;
  display: block;
}

.overview-visual-content p {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--codexxa-navy);
}

/* --- Key Skills Section --- */
.key-skills {
  padding: 80px 0;
  background: var(--cx-soft-bg);
}

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

.skill-card {
  background: var(--cx-surface);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--cx-border);
  transition: all 0.3s ease;
}

.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(245,134,52,0.2);
}

.skill-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 24px;
}

.skill-card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--cx-ink);
}

.skill-card p {
  font-size: 14px;
  color: var(--cx-muted);
  line-height: 1.7;
}

/* --- Hiring Models Section --- */
.hiring-models {
  padding: 80px 0;
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.model-card {
  background: var(--cx-surface);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--cx-border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.model-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s;
}

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

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

.model-number {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 800;
  color: var(--cx-orange-100);
  line-height: 1;
  margin-bottom: 16px;
}

.model-card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--cx-ink);
}

.model-card p {
  font-size: 14px;
  color: var(--cx-muted);
  line-height: 1.7;
}

/* --- Benefits Section --- */
.benefits {
  padding: 80px 0;
  background: var(--cx-soft-bg);
}

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

.benefit-card {
  background: var(--cx-surface);
  border-radius: var(--radius-md);
  padding: 32px;
  border: 1px solid var(--cx-border);
  transition: all 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(245,134,52,0.2);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--cx-orange-50);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 22px;
  color: var(--codexxa-orange);
}

.benefit-card h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--cx-ink);
}

.benefit-card p {
  font-size: 14px;
  color: var(--cx-muted);
  line-height: 1.7;
}

/* --- Process Section --- */
.process {
  padding: 80px 0;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--cx-border);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--cx-surface);
  border: 2px solid var(--cx-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  color: var(--codexxa-orange);
  transition: all 0.3s ease;
}

.process-step:hover .process-step-number {
  background: var(--codexxa-orange);
  color: #ffffff;
  border-color: var(--codexxa-orange);
  transform: scale(1.1);
}

.process-step h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--cx-ink);
}

.process-step p {
  font-size: 14px;
  color: var(--cx-muted);
  line-height: 1.7;
}

/* --- Technologies Section --- */
.technologies {
  padding: 80px 0;
  background: var(--cx-soft-bg);
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--cx-surface);
  border: 1px solid var(--cx-border);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--cx-ink);
  transition: all 0.3s ease;
}

.tech-tag:hover {
  border-color: var(--codexxa-orange);
  color: var(--codexxa-orange);
  background: var(--cx-orange-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* --- Why Choose / Dark Section --- */
.why-choose {
  padding: 80px 0;
  background: var(--cx-navy-700);
  color: #ffffff;
}

.why-choose .section-title {
  color: #ffffff;
}

.why-choose .section-subtitle {
  color: rgba(255,255,255,0.6);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all 0.3s ease;
}

.why-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(245,134,52,0.3);
  transform: translateY(-2px);
}

.why-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(245,134,52,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 22px;
  color: var(--codexxa-orange);
}

.why-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

/* --- CTA Section --- */
.cta-section {
  padding: 80px 0;
  background: var(--gradient-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  font-size: 40px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  background: #ffffff;
  color: var(--codexxa-orange);
  padding: 16px 32px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 16px;
}

.cta-section .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
  background: #ffffff;
  color: var(--cx-orange-700);
}

/* --- FAQ Section --- */
.faq-section {
  padding: 80px 0;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--cx-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(245,134,52,0.3);
}

.faq-item.active {
  border-color: var(--codexxa-orange);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--cx-ink);
  background: var(--cx-surface);
  transition: background 0.3s;
  user-select: none;
}

.faq-question:hover {
  background: var(--cx-soft-bg);
}

.faq-question .faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--cx-soft-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--codexxa-orange);
  transition: all 0.3s;
  flex-shrink: 0;
}

.faq-item.active .faq-toggle {
  background: var(--codexxa-orange);
  color: #ffffff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--cx-muted);
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

/* --- Footer --- */
.footer {
  background: var(--cx-navy-900);
  padding: 60px 0 28px;
  color: rgba(255,255,255,0.72);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  margin-top: 16px;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: all 0.3s;
}

.footer-social a:hover {
  background: var(--codexxa-orange);
  color: #ffffff;
}

.footer-stats {
  display: flex;
  gap: 32px;
  margin-top: 24px;
}

.footer-stat h5 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--codexxa-orange);
}

.footer-stat span {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}

.footer-column h6 {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  transition: all 0.3s;
}

.footer-column ul li a:hover {
  color: var(--codexxa-orange);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgba(255,255,255,0.4);
  transition: color 0.3s;
}

.footer-bottom-links a:hover {
  color: var(--codexxa-orange);
}

/* --- Index Page Specific --- */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.category-card {
  background: var(--cx-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--cx-border);
  overflow: hidden;
  transition: all 0.3s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(245,134,52,0.2);
}

.category-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--cx-border);
}

.category-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--cx-ink);
  display: flex;
  align-items: center;
  gap: 10px;
}

.category-header h3 .cat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.category-list {
  padding: 16px 24px 24px;
}

.category-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 15px;
  color: var(--cx-text);
  border-bottom: 1px solid var(--cx-border);
  transition: all 0.3s;
}

.category-list a:last-child {
  border-bottom: none;
}

.category-list a:hover {
  color: var(--codexxa-orange);
  padding-left: 4px;
}

.category-list a .arrow {
  color: var(--cx-muted-light);
  transition: all 0.3s;
}

.category-list a:hover .arrow {
  color: var(--codexxa-orange);
  transform: translateX(4px);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .skills-grid,
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .models-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .process-steps::before {
    display: none;
  }

  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .overview-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .section-title {
    font-size: 30px;
  }

  .skills-grid,
  .benefits-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

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

  .cta-section h2 {
    font-size: 28px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    text-align: center;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 60px 0 50px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .section-title {
    font-size: 24px;
  }

  .section-padding {
    padding: 50px 0;
  }

  .hero-stat-number {
    font-size: 28px;
  }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--codexxa-orange);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  border: none;
  box-shadow: 0 4px 16px rgba(245,134,52,0.4);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(245,134,52,0.5);
}

/* --- Mobile Navigation --- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 2000;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 100%;
  background: #ffffff;
  padding: 24px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.mobile-nav.open .mobile-nav-content {
  transform: translateX(0);
}

.mobile-nav-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--cx-ink);
  margin-bottom: 24px;
}

.mobile-nav-content a {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  font-weight: 500;
  color: var(--cx-ink);
  border-bottom: 1px solid var(--cx-border);
}

.mobile-nav-content a:hover {
  color: var(--codexxa-orange);
}