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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: #0e1418;
  color: #dee3e9;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(14, 20, 24, 0.7);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 48px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 24px;
  height: 24px;
}

.logo-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: #FFFFFF !important;
  letter-spacing: -0.45px;
}

.navbar-links {
  display: flex;
  gap: 32px;
}

.navbar-links a {
  font-size: 14px;
  color: #bacbbf;
  letter-spacing: -0.35px;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 6px;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  right: 0;
  height: 2px;
  background: #77ffc2;
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.navbar-links a:hover {
  color: #dee3e9;
}

.navbar-links a.active {
  color: #dee3e9;
}

.navbar-links a.active::after {
  transform: scaleX(1);
}

.navbar-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.btn-outline-nav {
  border: none;
  border-radius: 4px;
  padding: 10px 24px;
  font-size: 14px;
  color: #dee3e9;
  letter-spacing: 0.35px;
  background: rgba(255, 255, 255, 0.06);
  transition: background 0.2s, color 0.2s;
}

.btn-outline-nav:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.btn-primary-nav {
  background: linear-gradient(170deg, #77ffc2 0%, #00e6a1 100%);
  border-radius: 4px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 700;
  color: #002114;
  letter-spacing: 0.35px;
  position: relative;
  box-shadow: 0 10px 15px -3px rgba(119, 255, 194, 0.2), 0 4px 6px -4px rgba(119, 255, 194, 0.2);
  transition: opacity 0.2s;
}

.btn-primary-nav:hover {
  opacity: 0.9;
}

.btn-text-nav {
  border: 1px solid rgba(186, 203, 191, 0.25);
  border-radius: 4px;
  padding: 10px 24px;
  font-size: 14px;
  color: #bacbbf;
  letter-spacing: 0.35px;
  background: transparent;
  transition: border-color 0.2s, color 0.2s;
}

.btn-text-nav:hover {
  color: #77ffc2;
  border-color: rgba(119, 255, 194, 0.4);
}

/* ===== Hero ===== */
.hero {
  padding-top: 120px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 55px 24px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-label {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: #77ffc2;
  letter-spacing: 3.6px;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 60px;
  line-height: 64px;
  color: #dee3e9;
  letter-spacing: -1.5px;
}

.hero-description {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 18px;
  line-height: 29.25px;
  color: #bacbbf;
  max-width: 520px;
}

.hero-description strong {
  color: #dee3e9;
  font-weight: 700;
}

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

.btn-primary {
  background: linear-gradient(166deg, #77ffc2 0%, #00e6a1 100%);
  border-radius: 8px;
  padding: 17px 32px;
  font-size: 16px;
  font-weight: 700;
  color: #002114;
  text-align: center;
  display: inline-block;
  transition: opacity 0.2s;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: #1a2025;
  border: 1px solid #3b4a41;
  border-radius: 8px;
  padding: 17px 33px;
  font-size: 16px;
  font-weight: 600;
  color: #dee3e9;
  text-align: center;
  display: inline-block;
  transition: background 0.2s;
}

.btn-secondary:hover {
  background: #252b2f;
}

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

.hero-visual-glow {
  position: absolute;
  inset: -16px;
  background: rgba(119, 255, 194, 0.1);
  filter: blur(32px);
  opacity: 0.5;
  border-radius: 12px;
}

.hero-visual-card {
  position: relative;
  background: rgba(26, 32, 37, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(119, 255, 194, 0.2);
  border-radius: 12px;
  overflow: hidden;
  width: 100%;
}

.hero-visual-inner {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.scan-image-container {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: rgba(9, 15, 19, 0.5);
}

.scan-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.scan-overlay-border {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay-border-img {
  width: 60%;
  opacity: 0.8;
}

.scan-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.scan-metric-box {
  background: rgba(9, 15, 19, 0.5);
  border: 1px solid #3b4a41;
  border-radius: 4px;
  padding: 17px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-label {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 10px;
  color: #77ffc2;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.metric-value {
  font-family: 'Liberation Mono', monospace;
  font-size: 20px;
  color: #dee3e9;
  line-height: 28px;
}

.scan-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0 4px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #77ffc2;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.status-text {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 10px;
  color: #77ffc2;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-divider {
  max-width: 1280px;
  margin: 48px auto 0;
  height: 1px;
  background: rgba(59, 74, 65, 0.2);
}

/* ===== Challenge Section ===== */
.challenge {
  background: #161c21;
  padding: 96px 0;
}

.challenge-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 80px;
  align-items: center;
}

.challenge-header {
  max-width: 896px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.section-label {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: #77ffc2;
  letter-spacing: 3.6px;
  text-transform: uppercase;
}

.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 48px;
  line-height: 48px;
  color: #dee3e9;
  text-align: center;
}

.section-title-left {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 48px;
  line-height: 48px;
  color: #dee3e9;
}

.section-description {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 18px;
  line-height: 29.25px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 656px;
}

.section-description strong {
  font-weight: 700;
}

.challenge-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  width: 100%;
}

.challenge-card {
  background: #1a2025;
  border-left: 4px solid;
  padding: 53px 48px;
  position: relative;
  overflow: hidden;
  min-height: 304px;
}

.card-red { border-color: rgba(255, 180, 171, 0.5); }
.card-yellow { border-color: rgba(255, 226, 188, 0.5); }
.card-green { border-color: rgba(119, 255, 194, 0.5); }

.card-glow {
  position: absolute;
  top: 0;
  right: 0;
  width: 128px;
  height: 128px;
  filter: blur(40px);
}

.card-glow-red { background: rgba(255, 180, 171, 0.05); }
.card-glow-yellow { background: rgba(255, 226, 188, 0.05); }
.card-glow-green { background: rgba(119, 255, 194, 0.05); }

.card-icon {
  width: 33px;
  height: 30px;
  margin-bottom: 29px;
}

.card-title {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  line-height: 32px;
  color: #dee3e9;
  margin-bottom: 16px;
}

.card-text {
  font-size: 16px;
  line-height: 24px;
  color: #bacbbf;
}

/* ===== Solution Section ===== */
.solution {
  background: #0e1418;
  padding: 96px 0;
}

.solution-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.solution-header {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-description {
  font-size: 18px;
  line-height: 28px;
  color: #bacbbf;
  max-width: 560px;
}

.solution-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: #dee3e9;
}

.check-icon {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.solution-image {
  position: relative;
}

.solution-img {
  width: 100%;
  border-radius: 12px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.solution-card {
  background: #161c21;
  border: 1px solid rgba(59, 74, 65, 0.15);
  border-radius: 16px;
  padding: 32px;
  position: relative;
}

.solution-card-icon {
  width: 48px;
  height: 48px;
  background: rgba(119, 255, 194, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.s-icon {
  width: 22px;
  height: 22px;
}

.solution-card h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 20px;
  line-height: 28px;
  color: #dee3e9;
  margin-bottom: 16px;
}

.solution-card p {
  font-size: 16px;
  line-height: 26px;
  color: #bacbbf;
}

/* ===== Deliverables Section ===== */
.deliverables {
  background: #0e1418;
  padding: 74px 52px 96px;
}

.deliverables-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.deliverables-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.deliverables-header h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 36px;
  line-height: 40px;
  letter-spacing: -0.9px;
}

.deliverables-subtitle {
  font-size: 16px;
  line-height: 24px;
  color: #bacbbf;
}

.manifesto-card {
  background: rgba(26, 32, 37, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(59, 74, 65, 0.15);
  border-radius: 24px;
  padding: 41px;
  position: relative;
  overflow: hidden;
  max-width: 773px;
}

.manifesto-bg {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-size: 512px 512px;
}

.manifesto-content {
  position: relative;
}

.manifesto-label {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: #77ffc2;
  letter-spacing: 3.6px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.manifesto-text {
  font-size: 16px;
  line-height: 24px;
  color: #dee3e9;
  max-width: 600px;
}

.protocols-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.protocol-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: #161c21;
  border: 1px solid rgba(59, 74, 65, 0.15);
  border-radius: 24px;
  overflow: hidden;
}

.protocol-inner {
  padding: 40px 40px 40px 52px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: center;
}

.protocol-icon-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.protocol-icon {
  width: 20px;
  height: 20px;
}

.protocol-inner h3 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  line-height: 32px;
  color: #dee3e9;
}

.protocol-inner p {
  font-size: 14px;
  line-height: 20px;
  color: #fff;
  max-width: 370px;
}

.protocol-image-side {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.protocol-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.protocol-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.protocol-detail-card {
  background: #161c21;
  border: 1px solid rgba(59, 74, 65, 0.1);
  border-radius: 16px;
  padding: 33px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.detail-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  margin-top: 2px;
}

.protocol-detail-card h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 16px;
  line-height: 24px;
  color: #dee3e9;
  margin-bottom: 4px;
}

.protocol-detail-card p {
  font-size: 12px;
  line-height: 16px;
  color: #bacbbf;
}

/* ===== Integration Section ===== */
.integration {
  background: #090f13;
  padding: 121px 69px 114px 69px;
  overflow: hidden;
}

.integration-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.integration-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.integration-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.integration-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.integration-item-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  background: #1a2025;
  border: 1px solid rgba(59, 74, 65, 0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.int-icon {
  width: 22px;
  height: 22px;
}

.integration-item h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 18px;
  line-height: 28px;
  color: #dee3e9;
  margin-bottom: 4px;
}

.integration-item p {
  font-size: 14px;
  line-height: 20px;
  color: #bacbbf;
}

/* Code Window */
.code-window {
  background: #1a2025;
  border: 1px solid rgba(59, 74, 65, 0.5);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.code-header {
  background: #252b2f;
  border-bottom: 1px solid rgba(59, 74, 65, 0.5);
  padding: 12px 16px 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: rgba(255, 180, 171, 0.4); }
.dot-yellow { background: rgba(255, 226, 188, 0.4); }
.dot-green { background: rgba(119, 255, 194, 0.4); }

.code-endpoint {
  font-family: 'Liberation Mono', monospace;
  font-size: 10px;
  color: #bacbbf;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-left: 16px;
}

.code-body {
  padding: 24px;
  font-family: 'Liberation Mono', monospace;
  font-size: 13px;
  line-height: 22px;
  color: #bacbbf;
  overflow-x: auto;
}

.code-body code {
  font-family: inherit;
}

.code-comment { color: #6a7a6e; }
.code-keyword { color: #77ffc2; }
.code-method { color: #dee3e9; }
.code-key { color: #bacbbf; }
.code-string { color: #ffb4ab; }
.code-bool { color: #ffe2bc; }

/* ===== Validation Levels ===== */
.levels {
  background: #0e1418;
  padding: 96px 0;
}

.levels-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.levels-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.levels-subtitle {
  font-size: 16px;
  line-height: 24px;
  color: #bacbbf;
}

.levels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.level-card {
  background: #161c21;
  border: 1px solid rgba(59, 74, 65, 0.1);
  border-radius: 16px;
  padding: 41px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.level-card-recommended {
  border-color: rgba(119, 255, 194, 0.3);
  box-shadow: 0 25px 50px -12px rgba(119, 255, 194, 0.1);
}

.level-recommended-glow {
  position: absolute;
  inset: -2px;
  background: linear-gradient(180deg, rgba(119, 255, 194, 0.05) 0%, transparent 60%);
  border-radius: 16px;
  pointer-events: none;
}

.level-badge {
  margin-bottom: 8px;
}

.level-badge-label {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: #bacbbf;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.level-badge-green .level-badge-label {
  color: #77ffc2;
}

.level-name {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  line-height: 32px;
  color: #dee3e9;
  margin-bottom: 12px;
}

.level-description {
  font-size: 14px;
  line-height: 20px;
  color: #bacbbf;
  margin-bottom: 0;
  height: 60px;
}

.level-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 30px;
  margin-bottom: 40px;
}

.level-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: #dee3e9;
}

.level-feature.disabled {
  color: rgba(186, 203, 191, 0.5);
}

.feature-check {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.btn-level {
  display: block;
  text-align: center;
  border: 1px solid rgba(59, 74, 65, 0.5);
  border-radius: 8px;
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 600;
  color: #dee3e9;
  transition: background 0.2s;
  margin-top: auto;
}

.btn-level:hover {
  background: rgba(59, 74, 65, 0.2);
}

.btn-primary-level {
  display: block;
  text-align: center;
  background: linear-gradient(166deg, #77ffc2 0%, #00e6a1 100%);
  border-radius: 8px;
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 700;
  color: #002114;
  box-shadow: 0 25px 50px -12px rgba(119, 255, 194, 0.2);
  transition: opacity 0.2s;
  margin-top: auto;
}

.btn-primary-level:hover {
  opacity: 0.9;
}

/* ===== Final CTA ===== */
.final-cta {
  padding: 137px 256px 96px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-glow {
  position: absolute;
  bottom: 0;
  left: -25%;
  right: -25%;
  height: 300px;
  background: rgba(119, 255, 194, 0.05);
  filter: blur(60px);
  border-radius: 1110px;
}

.cta-content {
  position: relative;
  max-width: 768px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.cta-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 60px;
  line-height: 60px;
  color: #dee3e9;
}

.cta-description {
  font-size: 20px;
  line-height: 28px;
  color: #bacbbf;
}

.btn-primary-large {
  padding: 20px 48px;
  font-size: 18px;
  border-radius: 16px;
  box-shadow: 0 25px 50px -12px rgba(119, 255, 194, 0.2);
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid rgba(59, 74, 65, 0.2);
  background: #0e1418;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo-icon {
  width: 20px;
  height: 20px;
}

.footer-logo-text {
  width: 81px !important;
  height: 16px !important;
  object-fit: contain !important;
}

.footer-divider-v {
  width: 1px;
  height: 20px;
  background: rgba(59, 74, 65, 0.5);
}

.footer-tagline {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 10px;
  color: #bacbbf;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 12px;
  color: #bacbbf;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-copyright {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 10px;
  color: #bacbbf;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.6;
}

/* ===== Responsive ===== */
/* Hamburger - hidden on desktop */
.navbar-hamburger {
  display: none;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-title {
    font-size: 44px;
    line-height: 48px;
  }

  .challenge-cards {
    grid-template-columns: 1fr;
  }

  .solution-features {
    grid-template-columns: 1fr;
  }

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

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

  .integration {
    padding: 80px 24px;
  }

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

  .protocol-block {
    grid-template-columns: 1fr;
  }

  .protocol-detail-grid {
    grid-template-columns: 1fr;
  }

  .final-cta {
    padding: 80px 24px;
  }

  .cta-title {
    font-size: 40px;
    line-height: 44px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .navbar-links {
    display: none;
  }

  .navbar-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid rgba(119, 255, 194, 0.2);
    border-radius: 8px;
    color: #dee3e9;
    padding: 8px;
    cursor: pointer;
    min-width: 44px;
    min-height: 44px;
  }

  .navbar-hamburger:hover {
    border-color: rgba(119, 255, 194, 0.4);
    background: rgba(119, 255, 194, 0.05);
  }

  .navbar-mobile {
    padding: 12px 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-top: 1px solid rgba(119, 255, 194, 0.08);
  }

  .navbar-mobile a {
    color: #bacbbf;
    text-decoration: none;
    font-size: 14px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(59, 74, 65, 0.15);
    transition: color 0.2s;
  }

  .navbar-mobile a:hover {
    color: #77ffc2;
  }

  .deliverables {
    padding: 74px 24px 96px;
  }
}

@media (max-width: 640px) {
  .navbar-inner {
    padding: 12px 16px;
  }

  .navbar-actions {
    gap: 8px;
  }

  .btn-outline-nav,
  .btn-primary-nav,
  .btn-text-nav {
    padding: 8px 12px;
    font-size: 12px;
  }

  .hero-grid {
    padding: 32px 16px 0;
  }

  .hero-title {
    font-size: 32px;
    line-height: 36px;
  }

  .section-title,
  .section-title-left {
    font-size: 32px;
    line-height: 36px;
  }

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

  .challenge-cards {
    gap: 16px;
  }

  .hero-subtitle {
    font-size: 14px;
  }
}

/* Extra small devices */
@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
    line-height: 30px;
  }

  .section-title,
  .section-title-left {
    font-size: 26px;
    line-height: 30px;
  }

  .cta-title {
    font-size: 28px;
    line-height: 32px;
  }

  .navbar-actions .btn-outline-nav {
    display: none;
  }

  .level-card {
    padding: 24px 16px;
  }

  .protocol-image img {
    max-height: 200px;
  }
}