/* ==========================================================================
   Aviation and Aerospace Medicine — Educational Specialty Stylesheet
   Dr. Ian Purcell MD PhD · Otoneurology Practice
   ========================================================================== */

.dd-aviation {
  --aviation-navy: #00253a;
  --aviation-navy-deep: #02121e;
  --aviation-teal: #036c5f;
  --aviation-teal-light: #008796;
  --aviation-teal-glow: rgba(3, 108, 95, 0.15);
  --aviation-amber: #eea676;
  --aviation-amber-dark: #c46d32;
  --aviation-cream: #fbf8f5;
  --aviation-muted: #536b76;
  --aviation-border: rgba(0, 37, 58, 0.10);
  --aviation-border-light: rgba(0, 37, 58, 0.06);
  --aviation-card-shadow: 0 10px 30px -8px rgba(0, 37, 58, 0.08), 0 2px 6px -1px rgba(0, 37, 58, 0.04);
  --aviation-card-hover-shadow: 0 20px 40px -10px rgba(0, 37, 58, 0.14), 0 4px 10px -2px rgba(0, 37, 58, 0.06);
  background: #ffffff;
  color: var(--aviation-navy);
  position: relative;
}

.dd-aviation *, 
.dd-aviation *::before, 
.dd-aviation *::after { 
  box-sizing: border-box; 
}

.dd-aviation [id] { 
  scroll-margin-top: calc(var(--dd-nav-offset, 68px) + 24px); 
}

.dd-aviation a:focus-visible { 
  outline: 3px solid var(--aviation-amber); 
  outline-offset: 4px; 
}

.dd-aviation p { 
  margin: 0 0 1.3rem; 
  font-size: 1rem; 
  line-height: 1.75; 
}

.dd-aviation h1, 
.dd-aviation h2, 
.dd-aviation h3 { 
  margin: 0; 
  color: inherit; 
}

.dd-aviation h2 { 
  font-family: var(--tr-font-display); 
  font-weight: 400; 
  font-size: clamp(2rem, 3.4vw, 3rem); 
  line-height: 1.14; 
  letter-spacing: -0.025em; 
}

.dd-aviation h3 { 
  font-size: 1.35rem; 
  font-weight: 700; 
  line-height: 1.28; 
  letter-spacing: -0.018em; 
}

.dd-aviation__container {
  /* Match shared site gutters (--dd-gutter from theme-refresh) so content never hugs the viewport edge. */
  width: min(1180px, calc(100% - 2 * var(--dd-gutter, 1.5rem)));
  margin-inline: auto;
  box-sizing: border-box;
}

.dd-aviation__skip {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 1000;
  padding: 12px 20px;
  color: #ffffff;
  background: var(--aviation-navy);
  border: 2px solid var(--aviation-amber);
  border-radius: 6px;
  transform: translateY(-180%);
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.dd-aviation__skip:focus { 
  transform: translateY(0); 
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.dd-aviation__hero {
  position: relative;
  background:
    radial-gradient(1200px 600px at 85% 20%, rgba(238, 166, 118, 0.14), transparent 60%),
    radial-gradient(900px 500px at 10% 80%, rgba(3, 108, 95, 0.10), transparent 55%),
    linear-gradient(180deg, #fcfaf7 0%, #f4ede5 100%);
  padding: clamp(48px, 6vw, 76px) 0 clamp(54px, 7vw, 80px);
  border-bottom: 1px solid rgba(0, 37, 58, 0.08);
  overflow: hidden;
}

.dd-aviation__hero-bg-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 50% 0%, rgba(3, 108, 95, 0.04) 0%, transparent 70%),
    linear-gradient(90deg, rgba(0, 37, 58, 0.02) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 37, 58, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 64px 64px, 64px 64px;
  opacity: 0.7;
}

.dd-aviation__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: clamp(36px, 5vw, 68px);
  align-items: start;
  position: relative;
  z-index: 1;
}

/* Top Row: Back button & Badge */
.dd-aviation__hero-top-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.dd-aviation__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-family: var(--tr-font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: #485e68;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 37, 58, 0.12);
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 1px 3px rgba(0, 37, 58, 0.04);
  transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  white-space: nowrap;
  flex-shrink: 0;
}

.dd-aviation__back-arrow {
  transition: transform 0.25s ease;
}

.dd-aviation__back:hover {
  color: var(--aviation-teal);
  background: #ffffff;
  border-color: rgba(3, 108, 95, 0.3);
  box-shadow: 0 4px 12px rgba(3, 108, 95, 0.08);
  transform: translateX(-2px);
}

.dd-aviation__back:hover .dd-aviation__back-arrow {
  transform: translateX(-3px);
}

.dd-aviation__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: linear-gradient(135deg, rgba(3, 108, 95, 0.09), rgba(0, 164, 180, 0.12));
  border: 1px solid rgba(3, 108, 95, 0.22);
  border-radius: 999px;
  font-family: var(--tr-font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--aviation-teal);
  box-shadow: 0 1px 3px rgba(0, 37, 58, 0.03);
  white-space: nowrap;
}

.dd-aviation__badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--aviation-amber);
  box-shadow: 0 0 8px var(--aviation-amber);
  animation: pulse-hud 2.5s infinite ease-in-out;
}

@keyframes pulse-hud {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.3); opacity: 1; }
}

/* Titles */
.dd-aviation__hero h1 {
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dd-aviation__title-main {
  font-family: var(--tr-font-display);
  font-size: clamp(2.85rem, 4.4vw, 4.2rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--aviation-navy);
}

.dd-aviation__title-sub {
  font-family: var(--tr-font-sans);
  font-size: clamp(1.18rem, 1.8vw, 1.55rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
  color: var(--aviation-teal);
  background: linear-gradient(90deg, #036c5f 0%, #008796 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Conflict Card (The Core Pathology) */
.dd-aviation__conflict-card {
  position: relative;
  display: flex;
  margin: 20px 0 18px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.10);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 16px -2px rgba(0, 37, 58, 0.05);
}

.dd-aviation__conflict-accent {
  width: 5px;
  background: linear-gradient(180deg, var(--aviation-amber) 0%, var(--aviation-teal) 100%);
  flex-shrink: 0;
}

.dd-aviation__conflict-body {
  padding: 14px 18px;
}

.dd-aviation__conflict-label {
  font-family: var(--tr-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--aviation-amber-dark);
  margin-bottom: 4px;
}

.dd-aviation__lead {
  margin: 0;
  font-family: var(--tr-font-sans);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.48;
  color: var(--aviation-navy);
}

.dd-aviation__summary {
  font-size: 1.02rem;
  line-height: 1.72;
  color: var(--aviation-muted);
  margin: 0 0 24px;
  max-width: 54ch;
}

/* Credential Pills */
.dd-aviation__credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.dd-aviation__cred-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.10);
  border-radius: 999px;
  font-family: var(--tr-font-sans);
  font-size: 0.81rem;
  font-weight: 600;
  color: var(--aviation-navy);
  box-shadow: 0 1px 3px rgba(0, 37, 58, 0.04);
  white-space: nowrap;
}

.dd-aviation__cred-icon {
  width: 15px;
  height: 15px;
  color: var(--aviation-teal);
  flex-shrink: 0;
}

/* Action Buttons */
.dd-aviation__hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.dd-aviation__btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  background: linear-gradient(135deg, #00253a 0%, #07384f 100%);
  color: #ffffff !important;
  border-radius: 999px;
  font-family: var(--tr-font-sans);
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 37, 58, 0.22), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  white-space: nowrap;
  flex-shrink: 0;
}

.dd-aviation__btn-primary:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #036c5f 0%, #00253a 100%);
  box-shadow: 0 8px 24px rgba(3, 108, 95, 0.3);
}

.dd-aviation__btn-arrow {
  transition: transform 0.25s ease;
}

.dd-aviation__btn-primary:hover .dd-aviation__btn-arrow {
  transform: translateY(3px);
}

.dd-aviation__btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: rgba(3, 108, 95, 0.06);
  border: 1px solid rgba(3, 108, 95, 0.20);
  border-radius: 999px;
  color: var(--aviation-teal);
  font-family: var(--tr-font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.dd-aviation__btn-secondary:hover {
  background: rgba(3, 108, 95, 0.12);
  border-color: rgba(3, 108, 95, 0.35);
  color: var(--aviation-navy);
  transform: translateX(2px);
}

/* Photo Presentation (Clean frame + caption below) */
.dd-aviation__hero-photo {
  position: relative;
  margin: 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.dd-aviation__photo-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3.4;
  border-radius: 18px;
  overflow: hidden;
  background: #00253a;
  box-shadow:
    0 20px 50px -12px rgba(0, 37, 58, 0.28),
    0 0 0 1px rgba(0, 37, 58, 0.08);
}

.dd-aviation__photo-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 32%;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.dd-aviation__hero-photo:hover .dd-aviation__photo-frame img {
  transform: scale(1.025);
}

.dd-aviation__photo-hud-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  background: rgba(0, 37, 58, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 999px;
  color: #f6fbfc;
  font-family: var(--tr-font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dd-aviation__hud-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #6ee7b7;
  box-shadow: 0 0 8px #6ee7b7;
}

/* Glass Caption (Positioned beneath photo as a refined editorial card) */
.dd-aviation__glass-caption {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 37, 58, 0.10);
  border-radius: 14px;
  color: var(--aviation-navy);
  box-shadow: 0 8px 24px -4px rgba(0, 37, 58, 0.08);
}

.dd-aviation__caption-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dd-aviation__caption-badge {
  font-family: var(--tr-font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--aviation-amber-dark);
}

.dd-aviation__caption-coords {
  font-family: var(--tr-font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.10em;
  color: #6a808a;
}

.dd-aviation__caption-text {
  margin: 0 !important;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--aviation-muted);
}

.dd-aviation__caption-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-family: var(--tr-font-sans);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--aviation-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(3, 108, 95, 0.35);
  padding-bottom: 2px;
  width: fit-content;
  transition: all 0.2s ease;
}

.dd-aviation__caption-link:hover {
  color: var(--aviation-navy);
  border-color: var(--aviation-navy);
  transform: translateX(2px);
}

/* ==========================================================================
   TABLE OF CONTENTS RIBBON (01-05 NAVIGATION)
   ========================================================================== */
.dd-aviation__contents {
  background: #ffffff;
  border-bottom: 1px solid rgba(0, 37, 58, 0.09);
  box-shadow: 0 4px 16px -4px rgba(0, 37, 58, 0.05);
  position: sticky;
  top: var(--dd-nav-offset, 68px);
  /* Must stay below the main nav (z-index: 80) so its dropdown menus draw
     on top, not underneath this ribbon. */
  z-index: 40;
}

.dd-aviation__contents-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  padding: 6px 0;
}

.dd-aviation__toc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  text-decoration: none;
  color: var(--aviation-navy);
  border-radius: 8px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.dd-aviation__toc-item:hover {
  background: rgba(3, 108, 95, 0.07);
  color: var(--aviation-teal);
  transform: translateY(-1px);
}

.dd-aviation__toc-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(3, 108, 95, 0.09);
  color: var(--aviation-teal);
  font-family: var(--tr-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.dd-aviation__toc-item:hover .dd-aviation__toc-num {
  background: var(--aviation-teal);
  color: #ffffff;
}

.dd-aviation__toc-label {
  font-family: var(--tr-font-sans);
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */
.dd-aviation__section { 
  padding: clamp(64px, 8vw, 96px) 0; 
}

.dd-aviation__section--soft { 
  background: var(--aviation-cream); 
}

.dd-aviation__section--dark { 
  background: var(--aviation-navy-deep); 
  color: #ffffff; 
}

.dd-aviation__section-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 88px);
  align-items: end;
  margin-bottom: 44px;
}

.dd-aviation__section-heading > p {
  margin: 0;
  color: var(--aviation-muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

.dd-aviation__eyebrow {
  margin: 0 0 14px;
  font-family: var(--tr-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--aviation-teal);
}

.dd-aviation__section--dark .dd-aviation__eyebrow {
  color: var(--aviation-amber);
}

.dd-aviation__citation {
  color: var(--aviation-teal);
  font-size: 0.82rem;
  white-space: nowrap;
  text-decoration: none;
  font-weight: 700;
  margin-left: 2px;
}

.dd-aviation__citation:hover {
  text-decoration: underline;
}

.dd-aviation__section--dark .dd-aviation__citation {
  color: var(--aviation-amber);
}

.dd-aviation__text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--aviation-teal);
  font-family: var(--tr-font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.6;
  text-decoration: none;
  border-bottom: 1px solid rgba(3, 108, 95, 0.35);
  padding-bottom: 2px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.dd-aviation__text-link:hover {
  color: var(--aviation-navy);
  border-color: var(--aviation-navy);
  transform: translateX(2px);
}

/* ==========================================================================
   SECTION 01: THE SENSORY SYSTEM (#understanding)
   ========================================================================== */
.dd-aviation__senses {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dd-aviation__sense {
  display: flex;
  flex-direction: column;
  padding: 30px 26px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.09);
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 37, 58, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.dd-aviation__sense:hover {
  transform: translateY(-3px);
  border-color: rgba(3, 108, 95, 0.3);
  box-shadow: 0 14px 32px rgba(0, 37, 58, 0.09);
}

.dd-aviation__sense-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(3, 108, 95, 0.09);
  color: var(--aviation-teal);
  font-family: var(--tr-font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.dd-aviation__sense h3 {
  margin-bottom: 10px;
  font-size: 1.30rem;
  font-weight: 700;
  color: var(--aviation-navy);
}

.dd-aviation__sense p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.70;
  color: var(--aviation-muted);
}

.dd-aviation .dd-aviation__takeaway {
  margin: 36px 0 0;
  padding: 22px 28px;
  border-radius: 12px;
  border-left: 4px solid var(--aviation-teal);
  background: linear-gradient(90deg, rgba(3, 108, 95, 0.07) 0%, rgba(3, 108, 95, 0.02) 100%);
  border-top: 1px solid rgba(3, 108, 95, 0.12);
  border-right: 1px solid rgba(3, 108, 95, 0.12);
  border-bottom: 1px solid rgba(3, 108, 95, 0.12);
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--aviation-navy);
}

.dd-aviation__takeaway strong {
  font-weight: 700;
  color: var(--aviation-teal);
}

/* ==========================================================================
   SECTION 02: IN FLIGHT ILLUSIONS (#flight-illusions)
   ========================================================================== */
.dd-aviation__illusions-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(40px, 6vw, 84px);
  align-items: start;
}

.dd-aviation__illusions-intro h2 {
  margin-bottom: 22px;
}

.dd-aviation__illusions-intro > p:not(.dd-aviation__eyebrow) {
  color: var(--aviation-muted);
  font-size: 1.05rem;
  line-height: 1.72;
  margin-bottom: 24px;
}

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

.dd-aviation__illusion {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 20px;
  padding: 24px 26px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.09);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0, 37, 58, 0.04);
  transition: all 0.25s ease;
}

.dd-aviation__illusion:hover {
  transform: translateX(4px);
  border-color: rgba(3, 108, 95, 0.28);
  box-shadow: 0 8px 24px rgba(0, 37, 58, 0.08);
}

.dd-aviation__illusion-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, rgba(3, 108, 95, 0.12) 0%, rgba(0, 135, 150, 0.08) 100%);
  border: 1px solid rgba(3, 108, 95, 0.20);
  border-radius: 10px;
  font-family: var(--tr-font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--aviation-teal);
  flex-shrink: 0;
}

.dd-aviation__illusion h3 {
  margin: 0 0 6px;
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--aviation-navy);
}

.dd-aviation__illusion p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--aviation-muted);
}

/* ==========================================================================
   SECTION 03: HUMAN × AIRCRAFT (See also vestibular-cockpit.css)
   ========================================================================== */
.dd-aviation__dark-lead {
  color: #e4eef2;
  font-family: var(--tr-font-sans);
  font-size: 1.15rem;
  line-height: 1.68;
}

/* ==========================================================================
   COMPACT GOGGLES PHOTO INTRO (#goggles-360)
   ========================================================================== */
.dd-aviation-orbit {
  position: relative;
  overflow: hidden;
}

.dd-aviation-orbit::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 70% 40%, rgba(85, 213, 197, 0.12), transparent 70%),
    radial-gradient(circle 420px at 12% 80%, rgba(240, 172, 127, 0.06), transparent 60%);
  pointer-events: none;
}

.dd-aviation-orbit__layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 60px);
  align-items: center;
}

.dd-aviation-orbit__copy h2 {
  max-width: 14ch;
  margin-bottom: 18px;
  color: #ffffff;
  font-family: var(--tr-font-display);
  font-weight: 400;
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  line-height: 1.14;
}

.dd-aviation-orbit__copy p:not(.dd-aviation__eyebrow) {
  max-width: 44ch;
  margin-bottom: 22px;
  color: #c5d4db;
  font-size: 1.02rem;
  line-height: 1.72;
}

.dd-aviation-orbit__stage {
  margin: 0;
  border: 1px solid rgba(62, 172, 184, 0.25);
  border-radius: 14px;
  overflow: hidden;
  background: #06111a;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.dd-aviation-orbit__viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  min-height: 320px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 50% 45%, rgba(85, 213, 197, 0.12), transparent 70%),
    linear-gradient(180deg, #0a1b28 0%, #06111a 100%);
}

.dd-aviation-orbit__track {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.dd-aviation-orbit__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.1s ease, transform 4.2s ease;
  pointer-events: none;
}

.dd-aviation-orbit__slide.is-active {
  opacity: 1;
  transform: scale(1);
  z-index: 2;
}

.dd-aviation-orbit__viewport canvas {
  display: none;
}

.dd-aviation-orbit__fallback {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  z-index: 0;
}

.dd-aviation-orbit__viewport.is-ready .dd-aviation-orbit__fallback {
  display: none;
}

.dd-aviation-orbit__viewport.is-fallback .dd-aviation-orbit__track {
  display: none;
}

.dd-aviation-orbit__viewport.is-fallback .dd-aviation-orbit__fallback {
  display: block;
  position: relative;
}

@media (prefers-reduced-motion: reduce) {
  .dd-aviation-orbit__slide {
    transition: opacity 0.4s ease;
    transform: none;
  }
  .dd-aviation-orbit__slide.is-active {
    transform: none;
  }
}

/* ==========================================================================
   2026 FLIGHT-EDITORIAL RESTYLE
   A high-contrast, full-bleed direction inspired by classic aviation
   photography, instrument grids, and flight-test documentation.
   ========================================================================== */

.dd-page-mode .dd-nav {
  position: absolute;
  background: linear-gradient(180deg, rgba(3, 7, 10, 0.86), rgba(3, 7, 10, 0));
  border-bottom-color: rgba(255, 255, 255, 0.14);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.dd-page-mode .dd-nav__inner {
  max-width: 1440px;
  padding: 0.75rem clamp(1rem, 3vw, 3.25rem);
}

.dd-page-mode .dd-nav__brand-mark {
  border-radius: 50%;
  filter: grayscale(1) brightness(1.55);
}

.dd-page-mode .dd-nav__brand-sub,
.dd-page-mode .dd-nav__link:hover,
.dd-page-mode .dd-nav__item:hover > .dd-nav__link,
.dd-page-mode .dd-nav__item:focus-within > .dd-nav__link {
  color: #ff6a3d;
}

.dd-page-mode .dd-nav__cta {
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 0;
  box-shadow: none;
}

.dd-page-mode .dd-nav__cta:hover {
  color: #080a0c;
  background: #ff6a3d;
  border-color: #ff6a3d;
  box-shadow: none;
}

.dd-aviation {
  --aviation-navy: #0a0d10;
  --aviation-navy-deep: #030609;
  --aviation-teal: #005d68;
  --aviation-teal-light: #007f8c;
  --aviation-amber: #ff6a3d;
  --aviation-amber-dark: #d9431f;
  --aviation-cream: #f1eee7;
  --aviation-muted: #59656c;
  --aviation-border: rgba(8, 12, 15, 0.16);
  background: #f1eee7;
  color: #0a0d10;
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
}

.dd-aviation__container {
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 4.5rem)));
}

.dd-aviation h2 {
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(2.5rem, 5vw, 5.4rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.dd-aviation__eyebrow,
.dd-aviation__conflict-label,
.dd-aviation__toc-num,
.dd-aviation__care-kicker {
  font-family: "JetBrains Mono", monospace;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.dd-aviation__hero {
  min-height: max(760px, 100svh);
  padding: 0;
  background: #050709;
  border-bottom: 0;
  isolation: isolate;
}

.dd-aviation__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(3, 6, 9, 0.98) 0%, rgba(3, 6, 9, 0.90) 35%, rgba(3, 6, 9, 0.28) 68%, rgba(3, 6, 9, 0.34) 100%),
    linear-gradient(180deg, rgba(3, 6, 9, 0.12) 40%, rgba(3, 6, 9, 0.88) 100%);
}

.dd-aviation__hero-bg-glow {
  z-index: 3;
  background-image:
    linear-gradient(90deg, transparent calc(33.333% - 1px), rgba(255, 255, 255, 0.16) 33.333%, transparent calc(33.333% + 1px)),
    linear-gradient(90deg, transparent calc(66.666% - 1px), rgba(255, 255, 255, 0.16) 66.666%, transparent calc(66.666% + 1px));
  background-size: 100% 100%;
  opacity: 1;
}

.dd-aviation__hero-grid {
  min-height: max(760px, 100svh);
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  gap: 0;
  position: static;
  padding-top: 7.5rem;
  padding-bottom: 8.5rem;
}

.dd-aviation__hero-copy {
  grid-column: 1 / span 7;
  position: relative;
  z-index: 4;
  max-width: 760px;
}

.dd-aviation__hero-top-row {
  margin-bottom: clamp(2rem, 5vh, 4.5rem);
}

.dd-aviation__back,
.dd-aviation__badge {
  min-height: 36px;
  padding: 0.55rem 0.8rem;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(5, 7, 9, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.dd-aviation__back:hover {
  color: #fff;
  background: rgba(5, 7, 9, 0.6);
  border-color: #ff6a3d;
  box-shadow: none;
}

.dd-aviation__badge {
  color: #fff;
  font-size: 0.69rem;
  letter-spacing: 0.1em;
}

.dd-aviation__badge-dot,
.dd-aviation__hud-dot {
  background: #ff6a3d;
  box-shadow: 0 0 12px rgba(255, 106, 61, 0.75);
}

.dd-aviation__hero h1 {
  gap: 0;
  margin-bottom: 1.5rem;
}

.dd-aviation__title-main {
  max-width: 7.5ch;
  color: #fff;
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(4.2rem, 8.8vw, 9rem);
  font-weight: 400;
  line-height: 0.79;
  letter-spacing: -0.075em;
}

.dd-aviation__title-sub {
  display: block;
  margin-top: 1.2rem;
  color: #ff6a3d;
  background: none;
  -webkit-text-fill-color: currentColor;
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(1.15rem, 2vw, 1.85rem);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.dd-aviation__conflict-card {
  width: min(100%, 620px);
  margin: 1.5rem 0 1.15rem;
  color: #fff;
  background: rgba(5, 7, 9, 0.44);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.dd-aviation__conflict-accent {
  width: 3px;
  background: #ff6a3d;
}

.dd-aviation__conflict-label {
  color: #ff8a67;
}

.dd-aviation__lead {
  color: #fff;
  font-size: clamp(1.02rem, 1.3vw, 1.2rem);
}

.dd-aviation__summary {
  max-width: 61ch;
  margin-bottom: 1.35rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  line-height: 1.65;
}

.dd-aviation__credentials {
  gap: 0;
  margin-bottom: 1.8rem;
}

.dd-aviation__cred-pill {
  padding: 0.55rem 0.8rem;
  color: rgba(255, 255, 255, 0.82);
  background: transparent;
  border: 0;
  border-left: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 0;
  box-shadow: none;
  font-size: 0.78rem;
}

.dd-aviation__cred-icon {
  color: #ff6a3d;
}

.dd-aviation__hero-actions {
  gap: 0;
}

.dd-aviation__btn-primary,
.dd-aviation__btn-secondary {
  min-height: 48px;
  padding: 0.85rem 1.25rem;
  border-radius: 0;
  box-shadow: none;
  font-size: 0.86rem;
}

.dd-aviation__btn-primary {
  color: #080a0c !important;
  background: #ff6a3d;
  border: 1px solid #ff6a3d;
}

.dd-aviation__btn-primary:hover {
  color: #080a0c !important;
  background: #ff8b68;
  box-shadow: none;
}

.dd-aviation__btn-secondary {
  color: #fff;
  background: rgba(5, 7, 9, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.38);
}

.dd-aviation__btn-secondary:hover {
  color: #fff;
  background: rgba(5, 7, 9, 0.64);
  border-color: #fff;
}

.dd-aviation__hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  margin: 0;
}

.dd-aviation__photo-frame {
  position: absolute;
  inset: 0;
  width: auto;
  aspect-ratio: auto;
  border-radius: 0;
  box-shadow: none;
}

.dd-aviation__photo-frame img {
  object-position: 56% center;
  filter: saturate(0.92) contrast(1.01) brightness(0.9);
}

.dd-aviation__hero-photo:hover .dd-aviation__photo-frame img {
  transform: none;
}

.dd-aviation__photo-hud-badge {
  top: 6.3rem;
  right: clamp(1.25rem, 4vw, 4.5rem);
  left: auto;
  z-index: 3;
  padding: 0.55rem 0.7rem;
  color: #fff;
  background: rgba(3, 6, 9, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dd-aviation__glass-caption {
  position: absolute;
  right: clamp(1.25rem, 4vw, 4.5rem);
  bottom: 2rem;
  z-index: 4;
  width: min(440px, 38vw);
  padding: 1.15rem 1.25rem;
  color: #fff;
  background: rgba(3, 6, 9, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.dd-aviation__caption-badge,
.dd-aviation__caption-coords,
.dd-aviation__caption-link {
  color: #fff;
}

.dd-aviation__caption-coords {
  color: #ff8a67;
}

.dd-aviation__caption-text {
  color: rgba(255, 255, 255, 0.8);
}

.dd-aviation__caption-link {
  border-top-color: rgba(255, 255, 255, 0.2);
}

.dd-aviation__contents {
  color: #fff;
  background: #070a0c;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.dd-aviation__contents-grid {
  gap: 0;
}

.dd-aviation__toc-item {
  min-height: 84px;
  padding: 1rem 1.15rem;
  color: rgba(255, 255, 255, 0.78);
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0;
}

.dd-aviation__toc-item:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.dd-aviation__toc-item:hover {
  color: #fff;
  background: #11171b;
}

.dd-aviation__toc-num {
  color: #ff6a3d;
}

.dd-aviation__authority {
  position: relative;
  padding: clamp(5rem, 10vw, 9.5rem) 0;
  color: #f3f0ea;
  background: #0a0d10;
  overflow: hidden;
}

.dd-aviation__authority::before {
  content: "PURCELL";
  position: absolute;
  right: -0.03em;
  bottom: -0.17em;
  color: rgba(255, 255, 255, 0.035);
  font-size: clamp(8rem, 24vw, 24rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.08em;
  pointer-events: none;
}

.dd-aviation__authority-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(3rem, 8vw, 8rem);
  position: relative;
  z-index: 1;
}

.dd-aviation__authority-heading .dd-aviation__eyebrow {
  color: #ff6a3d;
}

.dd-aviation__authority-heading h2 {
  max-width: 12ch;
  color: #fff;
}

.dd-aviation__authority-body {
  align-self: end;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.dd-aviation__authority-body p {
  color: rgba(255, 255, 255, 0.69);
}

.dd-aviation__authority-lead {
  color: #fff !important;
  font-size: clamp(1.25rem, 2vw, 1.75rem) !important;
  line-height: 1.35 !important;
  letter-spacing: -0.025em;
}

.dd-aviation__authority-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 1rem;
  padding: 1rem 0;
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  text-decoration: none;
}

.dd-aviation__authority-link:hover {
  color: #ff8a67;
}

.dd-aviation__authority-proof {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: clamp(1rem, 4vw, 3rem) 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
}

.dd-aviation__authority-proof div {
  padding: 1.6rem clamp(1rem, 3vw, 2rem);
  border-right: 1px solid rgba(255, 255, 255, 0.24);
}

.dd-aviation__authority-proof div:first-child {
  padding-left: 0;
}

.dd-aviation__authority-proof div:last-child {
  border-right: 0;
}

.dd-aviation__authority-proof dt {
  color: #ff6a3d;
  font-size: clamp(1.7rem, 3.4vw, 3.25rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.05em;
}

.dd-aviation__authority-proof dd {
  margin: 0.75rem 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.84rem;
  line-height: 1.45;
}

.dd-aviation__section {
  padding: clamp(5rem, 9vw, 9rem) 0;
}

.dd-aviation__section-heading {
  align-items: end;
  gap: clamp(2rem, 7vw, 7rem);
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

.dd-aviation__section-heading h2 {
  max-width: 12ch;
}

.dd-aviation__section--soft {
  background: #e6e2da;
}

.dd-aviation__senses,
.dd-aviation__care-grid {
  gap: 0;
  border-top: 1px solid rgba(8, 12, 15, 0.25);
  border-bottom: 1px solid rgba(8, 12, 15, 0.25);
}

.dd-aviation__sense,
.dd-aviation__care-link {
  border: 0;
  border-right: 1px solid rgba(8, 12, 15, 0.25);
  border-radius: 0;
  box-shadow: none;
}

.dd-aviation__sense:last-child,
.dd-aviation__care-link:last-child {
  border-right: 0;
}

.dd-aviation__sense:hover,
.dd-aviation__care-link:hover {
  transform: none;
  box-shadow: none;
}

.dd-aviation__illusion,
.dd-aviation__safety,
.dd-cockpit__layout,
.dd-aviation-orbit__viewport {
  border-radius: 0;
}

.dd-aviation__illusion {
  box-shadow: none;
  border-color: rgba(8, 12, 15, 0.18);
}

.dd-aviation__illusion:hover {
  transform: translateX(8px);
  box-shadow: none;
  border-color: #ff6a3d;
}

.dd-aviation__illusion-index {
  color: #0a0d10;
  background: #ff6a3d;
}

.dd-cockpit {
  --cockpit-accent: #ff6a3d;
  --cockpit-border-active: #ff6a3d;
  --cockpit-amber: #ff6a3d;
}

.dd-cockpit::before {
  background:
    linear-gradient(90deg, transparent calc(50% - 1px), rgba(255, 255, 255, 0.05) 50%, transparent calc(50% + 1px)),
    radial-gradient(circle 700px at 82% 20%, rgba(255, 106, 61, 0.09), transparent 68%);
}

.dd-cockpit__heading h2 {
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.dd-cockpit__pin-pulse,
.dd-cockpit__plaque-dot {
  border-color: #ff6a3d;
  background: rgba(255, 106, 61, 0.3);
  box-shadow: 0 0 10px #ff6a3d;
}

.dd-aviation__safety {
  border-left: 4px solid #ff6a3d;
  box-shadow: none;
}

.dd-aviation__care-link {
  border-top: 0;
}

.dd-aviation__care-link:hover {
  background: #f8f5ef;
}

.dd-aviation__care-action {
  border-top-color: rgba(8, 12, 15, 0.18);
}

.dd-aviation__sources {
  background: #d8d4cc;
}

@media (max-width: 1120px) {
  .dd-page-mode .dd-nav {
    position: absolute;
  }

  .dd-page-mode .dd-nav__menu {
    background: rgba(6, 10, 13, 0.98);
  }
}

@media (max-width: 991px) {
  .dd-aviation__hero,
  .dd-aviation__hero-grid {
    min-height: 860px;
  }

  .dd-aviation__hero-grid {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    padding-top: 7rem;
    padding-bottom: 13rem;
  }

  .dd-aviation__hero-copy {
    grid-column: 1 / span 7;
  }

  .dd-aviation__hero::after {
    background:
      linear-gradient(90deg, rgba(3, 6, 9, 0.96) 0%, rgba(3, 6, 9, 0.8) 56%, rgba(3, 6, 9, 0.28) 100%),
      linear-gradient(180deg, rgba(3, 6, 9, 0.1) 35%, rgba(3, 6, 9, 0.92) 100%);
  }

  .dd-aviation__glass-caption {
    right: clamp(1.25rem, 4vw, 4.5rem);
    left: clamp(1.25rem, 4vw, 4.5rem);
    bottom: 1.5rem;
    width: auto;
  }

  .dd-aviation__authority-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .dd-aviation__authority-heading h2 {
    max-width: 15ch;
  }

  .dd-aviation__authority-proof {
    grid-column: 1;
  }

  .dd-aviation__senses,
  .dd-aviation__care-grid {
    border-bottom: 0;
  }

  .dd-aviation__sense,
  .dd-aviation__care-link {
    border-right: 0;
    border-bottom: 1px solid rgba(8, 12, 15, 0.25);
  }
}

@media (max-width: 767px) {
  .dd-page-mode .dd-nav__brand-sub {
    color: #ff8a67;
  }

  .dd-aviation__hero,
  .dd-aviation__hero-grid {
    min-height: 900px;
  }

  .dd-aviation__hero-grid {
    display: block;
    padding-top: 6.3rem;
    padding-bottom: 15rem;
  }

  .dd-aviation__hero::after {
    background:
      linear-gradient(90deg, rgba(3, 6, 9, 0.88), rgba(3, 6, 9, 0.35)),
      linear-gradient(180deg, rgba(3, 6, 9, 0.15) 20%, rgba(3, 6, 9, 0.9) 72%, #030609 100%);
  }

  .dd-aviation__photo-frame img {
    object-position: 61% center;
  }

  .dd-aviation__photo-hud-badge {
    top: auto;
    right: 1.25rem;
    bottom: 13.8rem;
  }

  .dd-aviation__hero-top-row {
    margin-bottom: 2.25rem;
  }

  .dd-aviation__title-main {
    font-size: clamp(3.7rem, 19vw, 6rem);
  }

  .dd-aviation__summary {
    font-size: 1rem;
  }

  .dd-aviation__credentials {
    display: grid;
    grid-template-columns: 1fr;
  }

  .dd-aviation__cred-pill {
    white-space: normal;
  }

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

  .dd-aviation__toc-item:first-child {
    border-left: 0;
  }

  .dd-aviation__authority-proof {
    grid-template-columns: 1fr;
  }

  .dd-aviation__authority-proof div,
  .dd-aviation__authority-proof div:first-child {
    padding: 1.35rem 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .dd-aviation__authority-proof div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 480px) {
  .dd-aviation__hero,
  .dd-aviation__hero-grid {
    min-height: 980px;
  }

  .dd-aviation__hero-grid {
    padding-bottom: 16.5rem;
  }

  .dd-aviation__back {
    display: none;
  }

  .dd-aviation__badge {
    white-space: normal;
  }

  .dd-aviation__hero-actions {
    align-items: stretch;
  }

  .dd-aviation__photo-hud-badge {
    bottom: 15.3rem;
  }

  .dd-aviation__glass-caption {
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
  }

  .dd-aviation__caption-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

.dd-aviation-orbit__stage figcaption {
  padding: 12px 18px 14px;
  color: #9eb9c3;
  font: 500 0.70rem/1.45 var(--tr-font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   SECTION 04: IN THE FIELD (#field)
   ========================================================================== */
.dd-aviation__field-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.90fr) minmax(0, 1.10fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
  margin-top: 36px;
}

.dd-aviation__field-photo {
  margin: 0;
  position: sticky;
  top: calc(var(--dd-nav-offset, 68px) + 36px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dd-aviation__field-photo img {
  width: 100%;
  aspect-ratio: 4 / 4.6;
  max-height: 540px;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: 16px;
  border: 1px solid rgba(0, 37, 58, 0.10);
  box-shadow: 
    0 16px 40px -12px rgba(0, 37, 58, 0.18),
    0 2px 6px rgba(0, 37, 58, 0.04);
}

.dd-aviation__field-photo figcaption {
  padding: 12px 18px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.09);
  border-radius: 12px;
  font-family: var(--tr-font-sans);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--aviation-muted);
  line-height: 1.5;
  box-shadow: 0 4px 14px rgba(0, 37, 58, 0.04);
}

.dd-aviation__field-notes {
  display: grid;
  gap: 16px;
}

.dd-aviation__field-notes article {
  padding: 24px 26px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.09);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0, 37, 58, 0.04);
  transition: all 0.25s ease;
}

.dd-aviation__field-notes article:hover {
  transform: translateY(-2px);
  border-color: rgba(3, 108, 95, 0.25);
  box-shadow: 0 10px 28px rgba(0, 37, 58, 0.08);
}

.dd-aviation__field-notes h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--aviation-navy);
  line-height: 1.35;
}

.dd-aviation__field-notes p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.68;
  color: var(--aviation-muted);
}

.dd-aviation__field-notes .dd-aviation__text-link {
  margin-top: 14px;
}

/* Research Pathway Cards */
.dd-research-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid rgba(0, 37, 58, 0.12);
}

.dd-research-path a {
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: #ffffff;
  border: 1px solid rgba(0, 37, 58, 0.09);
  border-radius: 14px;
  color: var(--aviation-navy);
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 37, 58, 0.04);
  transition: all 0.25s ease;
}

.dd-research-path a:hover {
  transform: translateY(-3px);
  border-color: var(--aviation-teal);
  box-shadow: 0 14px 34px rgba(3, 108, 95, 0.12);
}

.dd-research-path span {
  display: block;
  color: var(--aviation-teal);
  font: 700 0.72rem/1.5 var(--tr-font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 10px;
}

.dd-research-path strong {
  font-family: var(--tr-font-display);
  font-weight: 400;
  font-size: 1.38rem;
  line-height: 1.25;
  color: var(--aviation-navy);
}

.dd-research-path p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--aviation-muted);
}

/* ==========================================================================
   SECTION 05: CLINICAL PERSPECTIVE (#evaluation)
   ========================================================================== */
.dd-aviation__care-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.dd-aviation__care-link {
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(0, 37, 58, 0.10);
  border-top: 3px solid rgba(3, 108, 95, 0.35);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  background: #ffffff;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 37, 58, 0.05);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dd-aviation__care-link:hover {
  transform: translateY(-4px);
  border-color: rgba(3, 108, 95, 0.3);
  border-top-color: var(--aviation-teal);
  box-shadow: 0 16px 40px rgba(0, 37, 58, 0.10);
}

.dd-aviation__care-media {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #02090e;
  position: relative;
}

.dd-aviation__care-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.dd-aviation__care-link:hover .dd-aviation__care-media img {
  transform: scale(1.04);
}

.dd-aviation__care-kicker {
  margin: 22px 24px 10px;
  color: var(--aviation-teal);
  font-family: var(--tr-font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.dd-aviation__care-link h3 {
  margin: 0 24px 10px;
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--aviation-navy);
}

.dd-aviation__care-link p {
  margin: 0 24px 24px;
  font-size: 0.92rem;
  line-height: 1.70;
  color: var(--aviation-muted);
}

.dd-aviation__care-action {
  width: calc(100% - 48px);
  margin: auto 24px 22px;
  padding-top: 16px;
  border-top: 1px solid rgba(0, 37, 58, 0.08);
  font-family: var(--tr-font-sans);
  color: var(--aviation-teal);
  font-weight: 700;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  white-space: nowrap;
}

.dd-aviation__care-action span {
  transition: transform 0.2s ease;
}

.dd-aviation__care-link:hover .dd-aviation__care-action span {
  transform: translateX(3px);
}

/* Aeromedical Safety Advisory */
.dd-aviation__safety {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  margin-top: 56px;
  padding: 38px 42px;
  border-radius: 18px;
  border: 1px solid rgba(0, 37, 58, 0.12);
  background: linear-gradient(135deg, #ffffff 0%, #f7f9f8 100%);
  box-shadow: 0 12px 36px rgba(0, 37, 58, 0.06);
}

.dd-aviation__safety .dd-aviation__eyebrow {
  margin-bottom: 12px;
  color: var(--aviation-amber-dark);
}

.dd-aviation__safety h3 {
  font-family: var(--tr-font-display);
  font-size: 2.1rem;
  font-weight: 400;
  line-height: 1.15;
  color: var(--aviation-navy);
}

.dd-aviation__safety p {
  color: var(--aviation-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.dd-aviation__safety .dd-aviation__text-link {
  font-size: 0.92rem;
  font-weight: 700;
  margin-top: 12px;
  white-space: nowrap;
}

/* ==========================================================================
   SOURCES & GUIDANCE DIRECTORY (#sources)
   ========================================================================== */
.dd-aviation__sources {
  padding: 56px 0 64px;
  background: #f4f7f6;
  border-top: 1px solid rgba(0, 37, 58, 0.08);
}

.dd-aviation__sources-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
}

.dd-aviation__sources .dd-aviation__eyebrow {
  margin-bottom: 12px;
}

.dd-aviation__sources h2 {
  font-family: var(--tr-font-sans);
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--aviation-navy);
}

.dd-aviation__sources p {
  color: var(--aviation-muted);
  font-size: 0.90rem;
  margin: 0;
  line-height: 1.6;
}

.dd-aviation__sources ol {
  display: grid;
  gap: 12px;
  padding-left: 20px;
  margin: 0;
}

.dd-aviation__sources li {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--aviation-teal);
}

.dd-aviation__sources li a {
  color: var(--aviation-navy);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 37, 58, 0.18);
  transition: all 0.2s ease;
}

.dd-aviation__sources li a:hover {
  color: var(--aviation-teal);
  border-color: var(--aviation-teal);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 991px) {
  .dd-aviation__hero { padding: 40px 0 48px; }
  .dd-aviation__hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .dd-aviation__photo-frame { aspect-ratio: 16 / 10; max-height: 480px; }
  .dd-aviation__title-main { font-size: 3.2rem; }
  .dd-aviation__title-sub { font-size: 1.25rem; }
  .dd-aviation__contents-grid { grid-template-columns: repeat(3, 1fr); }
  .dd-aviation__section { padding: 64px 0; }
  .dd-aviation__senses { grid-template-columns: 1fr; gap: 18px; }
  .dd-aviation__illusions-grid { grid-template-columns: 1fr; gap: 32px; }
  .dd-aviation-orbit__layout { grid-template-columns: 1fr; gap: 28px; }
  .dd-aviation__field-grid { grid-template-columns: 1fr; gap: 32px; }
  .dd-aviation__field-photo { position: static; max-width: 520px; }
  .dd-research-path { grid-template-columns: 1fr; gap: 14px; }
  .dd-aviation__care-grid { grid-template-columns: 1fr; gap: 18px; }
  .dd-aviation__safety { grid-template-columns: 1fr; padding: 30px; gap: 24px; }
  .dd-aviation__sources-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 767px) {
  .dd-aviation__title-main { font-size: clamp(2.4rem, 8vw, 3.2rem); }
  .dd-aviation__title-sub { font-size: 1.15rem; }
  .dd-aviation__contents-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .dd-aviation__toc-item { padding: 8px 10px; }
  .dd-aviation__section-heading { grid-template-columns: 1fr; gap: 16px; margin-bottom: 28px; }
  .dd-aviation__section-heading h2 br { display: none; }
  .dd-aviation__illusion { grid-template-columns: 38px 1fr; gap: 14px; padding: 18px 16px; }
  .dd-aviation__illusion-index { width: 38px; height: 38px; font-size: 0.82rem; }
  .dd-aviation-orbit__viewport { min-height: 260px; }
}

@media (max-width: 480px) {
  .dd-aviation__hero-top-row { gap: 8px; }
  .dd-aviation__hero-actions { flex-direction: column; align-items: stretch; }
  .dd-aviation__btn-primary, 
  .dd-aviation__btn-secondary { justify-content: center; width: 100%; }
  .dd-aviation__contents-grid { grid-template-columns: 1fr; }
  .dd-aviation__safety { padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .dd-aviation *,
  .dd-aviation *::before,
  .dd-aviation *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   FINAL PAGE CLEANUP
   These rules intentionally sit last. The source page combines legacy Webflow,
   shared editorial typography, and the aviation feature styles; this final
   layer keeps the cascade predictable and the reading experience consistent.
   ========================================================================== */

.dd-aviation {
  --aviation-amber: #f46b45;
  --aviation-amber-dark: #c84a29;
  --aviation-muted: #4f6069;
}

.dd-aviation__container {
  width: min(1180px, calc(100% - 2 * clamp(1.25rem, 4vw, 3.75rem)));
}

.dd-aviation .dd-aviation__title-main {
  display: block;
  max-width: 11ch;
  color: #fff;
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(3.6rem, 6.25vw, 5.35rem);
  font-weight: 500;
  line-height: 0.94;
  letter-spacing: -0.065em;
  overflow-wrap: normal;
  word-break: normal;
  text-wrap: balance;
}

.dd-aviation .dd-aviation__title-sub {
  margin-top: 0.9rem;
  color: #ff7b55;
  font-size: clamp(1.15rem, 1.75vw, 1.55rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  overflow-wrap: normal;
  word-break: normal;
}

.dd-aviation__hero,
.dd-aviation__hero-grid {
  min-height: clamp(740px, 100svh, 860px);
}

.dd-aviation__hero {
  padding: 0;
  overflow: hidden;
}

.dd-aviation__hero-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0;
  padding-top: 6.5rem;
  padding-bottom: 4rem;
}

.dd-aviation__hero-copy {
  grid-column: 1 / span 7;
  max-width: 700px;
}

.dd-aviation__hero-top-row {
  margin-bottom: clamp(1.6rem, 3.2vh, 2.6rem);
}

.dd-aviation__hero h1 {
  margin-bottom: 1rem;
}

.dd-aviation__hero::after {
  background:
    linear-gradient(90deg, rgba(3, 6, 9, 0.96) 0%, rgba(3, 6, 9, 0.88) 34%, rgba(3, 6, 9, 0.46) 57%, rgba(3, 6, 9, 0.12) 82%),
    linear-gradient(180deg, rgba(3, 6, 9, 0.2) 48%, rgba(3, 6, 9, 0.76) 100%);
}

.dd-aviation__conflict-card {
  width: min(100%, 590px);
  margin: 1.15rem 0 0.95rem;
  background: rgba(4, 8, 11, 0.68);
  border-color: rgba(255, 255, 255, 0.34);
}

.dd-aviation__conflict-body {
  padding: 0.8rem 1rem;
}

.dd-aviation__conflict-label {
  margin-bottom: 0.3rem;
  color: #ff8b69;
  font-size: 0.72rem;
}

.dd-aviation__lead {
  color: #fff;
  font-size: 1.06rem;
  line-height: 1.45;
}

.dd-aviation__summary {
  max-width: 60ch;
  margin-bottom: 1.1rem;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1rem;
  line-height: 1.58;
}

.dd-aviation__credentials {
  margin-bottom: 1.35rem;
}

.dd-aviation__cred-pill {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.78rem;
  line-height: 1.35;
}

.dd-aviation__hero-actions {
  gap: 0.65rem;
}

.dd-aviation__btn-primary,
.dd-aviation__btn-secondary {
  min-height: 46px;
}

.dd-aviation__photo-frame {
  max-height: none;
}

.dd-aviation__hero-photo {
  z-index: auto;
}

.dd-aviation__photo-frame img {
  object-position: 55% center;
  filter: saturate(0.94) contrast(1.01) brightness(0.93);
}

.dd-aviation__photo-hud-badge {
  top: 5.8rem;
  right: clamp(1.25rem, 4vw, 3.75rem);
  color: rgba(255, 255, 255, 0.94);
  background: rgba(3, 6, 9, 0.62);
  border-color: rgba(255, 255, 255, 0.36);
}

.dd-aviation__glass-caption {
  right: clamp(1.25rem, 4vw, 3.75rem);
  bottom: 1.5rem;
  width: min(390px, 34vw);
  padding: 1rem 1.1rem;
  background: rgba(3, 6, 9, 0.9);
  border-color: rgba(255, 255, 255, 0.44);
}

.dd-aviation__caption-text {
  color: #f4f6f7;
  font-size: 0.9rem;
  line-height: 1.55;
}

.dd-aviation__caption-badge {
  color: #fff;
  font-size: 0.75rem;
}

.dd-aviation__caption-coords {
  color: #ff9a7c;
  font-size: 0.7rem;
}

.dd-aviation__caption-link {
  color: #fff;
  font-size: 0.88rem;
}

.dd-aviation__contents-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.dd-aviation__toc-item {
  min-height: 74px;
  padding: 0.9rem 1rem;
}

.dd-aviation__toc-label {
  line-height: 1.3;
}

.dd-aviation__authority {
  padding: clamp(4.75rem, 7vw, 7rem) 0;
}

.dd-aviation__authority-grid {
  gap: clamp(2.5rem, 6vw, 6rem);
}

.dd-aviation__authority-heading h2,
.dd-aviation .dd-aviation__section-heading h2,
.dd-aviation .dd-cockpit__heading h2,
.dd-aviation .dd-aviation-orbit__copy h2 {
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(2.45rem, 4.25vw, 4.35rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.05em;
  overflow-wrap: normal;
  word-break: normal;
  text-wrap: balance;
}

.dd-aviation__authority-heading h2 {
  max-width: 13ch;
}

.dd-aviation__authority-body {
  padding-top: 1.5rem;
}

.dd-aviation__authority-body p {
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.68;
}

.dd-aviation__authority-lead {
  font-size: clamp(1.15rem, 1.7vw, 1.5rem) !important;
  line-height: 1.4 !important;
}

.dd-aviation__authority-proof {
  margin-top: 1.5rem;
}

.dd-aviation__authority-proof div {
  padding-top: 1.35rem;
  padding-bottom: 1.35rem;
}

.dd-aviation__section {
  padding: clamp(4.5rem, 7vw, 6.75rem) 0;
}

.dd-aviation__section-heading {
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(2rem, 6vw, 6rem);
  margin-bottom: clamp(2.25rem, 4.5vw, 4rem);
}

.dd-aviation__section-heading h2 {
  max-width: 13ch;
}

.dd-aviation__section-heading > p,
.dd-cockpit__heading > p,
.dd-aviation__illusions-intro > p:not(.dd-aviation__eyebrow) {
  color: #53636b;
  font-size: 1rem;
  line-height: 1.68;
}

.dd-aviation__section--dark .dd-aviation__dark-lead,
.dd-cockpit__heading > p {
  color: #c5d2d7;
}

.dd-aviation__senses,
.dd-aviation__care-grid {
  gap: 0;
  border-top: 1px solid rgba(8, 12, 15, 0.2);
  border-bottom: 1px solid rgba(8, 12, 15, 0.2);
}

.dd-aviation__sense,
.dd-aviation__care-link {
  border: 0;
  border-right: 1px solid rgba(8, 12, 15, 0.2);
  border-radius: 0;
  box-shadow: none;
}

.dd-aviation__sense:last-child,
.dd-aviation__care-link:last-child {
  border-right: 0;
}

.dd-aviation__sense:hover,
.dd-aviation__care-link:hover {
  transform: none;
  box-shadow: none;
}

.dd-aviation__sense p,
.dd-aviation__illusion p,
.dd-aviation__care-link p,
.dd-aviation__field-notes p {
  color: #53636b;
  font-size: 0.98rem;
  line-height: 1.65;
}

.dd-aviation__takeaway {
  border-radius: 0;
}

.dd-aviation__illusions-grid {
  gap: clamp(2.5rem, 7vw, 6rem);
}

.dd-aviation__illusion {
  padding: 1.35rem;
  border-radius: 0;
  box-shadow: none;
}

.dd-cockpit__layout,
.dd-cockpit__care,
.dd-aviation-orbit__viewport {
  border-radius: 0;
}

.dd-cockpit__heading {
  gap: clamp(2rem, 6vw, 6rem);
  margin-bottom: 2.5rem;
}

.dd-cockpit__readout {
  padding: clamp(1.5rem, 3vw, 2.25rem);
}

.dd-cockpit__panel p,
.dd-cockpit__care p,
.dd-cockpit__gravity-body p,
.dd-aviation-orbit__copy p:not(.dd-aviation__eyebrow) {
  font-size: 0.98rem;
  line-height: 1.66;
}

.dd-aviation__field-grid {
  gap: clamp(2.25rem, 5vw, 4.5rem);
  margin-top: 2.25rem;
}

.dd-aviation__field-photo img,
.dd-aviation__field-photo figcaption,
.dd-aviation__field-notes article,
.dd-research-path a {
  border-radius: 0;
  box-shadow: none;
}

.dd-aviation__field-notes {
  gap: 0;
  border-top: 1px solid rgba(8, 12, 15, 0.18);
}

.dd-aviation__field-notes article {
  padding: 1.5rem 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(8, 12, 15, 0.18);
}

.dd-aviation__field-notes article:hover {
  transform: none;
  background: transparent;
  box-shadow: none;
}

.dd-aviation__care-grid {
  margin-top: 2.5rem;
}

.dd-aviation__care-media {
  aspect-ratio: 16 / 7;
}

.dd-aviation__care-link h3,
.dd-aviation__care-link p,
.dd-aviation__care-kicker {
  margin-left: 1.4rem;
  margin-right: 1.4rem;
}

.dd-aviation__care-action {
  width: calc(100% - 2.8rem);
  margin-right: 1.4rem;
  margin-left: 1.4rem;
}

.dd-aviation__safety {
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: 3.5rem;
  padding: clamp(1.75rem, 3.5vw, 3rem);
  border-radius: 0;
  border-left: 4px solid var(--aviation-amber);
  box-shadow: none;
}

.dd-aviation__safety h3 {
  font-family: "Figtree", var(--tr-font-sans), sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.dd-aviation__sources {
  padding: 4rem 0;
  background: #dedad2;
}

@media (max-width: 991px) {
  .dd-aviation__hero {
    min-height: 820px;
    padding: 0;
  }

  .dd-aviation__hero-grid {
    display: block;
    min-height: 820px;
    padding-top: 6.5rem;
    padding-bottom: 13.5rem;
  }

  .dd-aviation__hero-copy {
    max-width: 650px;
  }

  .dd-aviation .dd-aviation__title-main {
    max-width: 10ch;
    font-size: clamp(3.25rem, 9.5vw, 5rem);
  }

  .dd-aviation__glass-caption {
    right: clamp(1.25rem, 4vw, 3.75rem);
    bottom: 1.25rem;
    left: clamp(1.25rem, 4vw, 3.75rem);
    width: auto;
  }

  .dd-aviation__photo-frame {
    max-height: none;
    aspect-ratio: auto;
  }

  .dd-aviation__contents-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .dd-aviation__authority-grid,
  .dd-aviation__section-heading,
  .dd-cockpit__heading {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .dd-aviation__authority-proof {
    grid-column: 1;
  }

  .dd-aviation__senses,
  .dd-aviation__care-grid {
    grid-template-columns: 1fr;
    gap: 0;
    border-bottom: 0;
  }

  .dd-aviation__sense,
  .dd-aviation__care-link {
    border-right: 0;
    border-bottom: 1px solid rgba(8, 12, 15, 0.2);
  }
}

@media (max-width: 767px) {
  .dd-aviation__hero {
    min-height: auto;
  }

  .dd-aviation__hero-grid {
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 3.5rem;
  }

  .dd-aviation .dd-aviation__title-main {
    font-size: clamp(2.75rem, 13vw, 4.25rem);
    line-height: 0.96;
  }

  .dd-aviation__photo-frame img {
    object-position: 60% center;
  }

  .dd-aviation__photo-hud-badge,
  .dd-aviation__glass-caption {
    display: none;
  }

  .dd-aviation__credentials {
    display: grid;
    grid-template-columns: 1fr;
  }

  .dd-aviation__cred-pill {
    white-space: normal;
  }

  .dd-aviation__contents-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }

  .dd-aviation__authority-proof {
    grid-template-columns: 1fr;
  }

  .dd-aviation__authority-proof div,
  .dd-aviation__authority-proof div:first-child {
    padding: 1.2rem 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .dd-aviation__authority-proof div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 480px) {
  .dd-aviation__hero-grid {
    padding-bottom: 3rem;
  }

  .dd-aviation__hero-top-row {
    margin-bottom: 1.5rem;
  }

  .dd-aviation__badge {
    width: 100%;
  }

  .dd-aviation__contents-grid {
    grid-template-columns: 1fr;
  }

  .dd-aviation__toc-item {
    min-height: 62px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }
}