/* ============================================
   BookSpace Easter Egg — Take Off 🚀
   ============================================ */

/* ---- Dark Mode: CSS Variable Overrides ---- */
body.takeoff-mode {
  --color-primary: #c8cad8;
  --color-primary-light: #1e2235;
  --color-text: #d8d8e0;
  --color-text-light: #9a9ab0;
  --color-text-muted: #6a6a80;
  --color-bg: #0b0d17;
  --color-bg-alt: #10121f;
  --color-bg-dark: #060810;
  --color-bg-card: #13152a;
  --color-border: rgba(255,255,255,.08);
  --color-accent: #7b8aff;
  --color-accent-hover: #6974e6;
  --color-accent-light: rgba(123, 138, 255, .15);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,.5);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.6);
  --shadow-xl: 0 12px 40px rgba(0,0,0,.7);
  background: var(--color-bg) !important;
  color: var(--color-text) !important;
  transition: background 0.8s ease, color 0.6s ease;
}

/* ---- Navigation ---- */
body.takeoff-mode .nav {
  background: rgba(11, 13, 23, 0.92) !important;
  border-bottom-color: rgba(255,255,255,.06) !important;
  backdrop-filter: blur(16px);
}
body.takeoff-mode .nav.scrolled {
  background: rgba(11, 13, 23, 0.96) !important;
}
body.takeoff-mode .nav__logo {
  color: #fff !important;
}
body.takeoff-mode .nav__links > a,
body.takeoff-mode .nav__dropdown-trigger {
  color: #bbb !important;
}
body.takeoff-mode .nav__links > a:hover,
body.takeoff-mode .nav__dropdown-trigger:hover {
  color: #fff !important;
}
body.takeoff-mode .nav__dropdown-menu {
  background: #161830 !important;
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode .nav__dropdown-menu a {
  color: #9a9ab0 !important;
}
body.takeoff-mode .nav__dropdown-menu a:hover {
  color: #fff !important;
  background: rgba(255,255,255,.05) !important;
}
/* Mobile menu panel */
@media (max-width: 768px) {
  body.takeoff-mode .nav__links.active {
    background: #0f1125 !important;
    border-color: rgba(255,255,255,.06) !important;
  }
  body.takeoff-mode .nav__links.active > a,
  body.takeoff-mode .nav__links.active > .nav__dropdown > .nav__dropdown-trigger {
    color: #ccc !important;
  }
  body.takeoff-mode .nav__links.active > a:hover {
    background: rgba(255,255,255,.05) !important;
  }
  body.takeoff-mode .nav__mobile-cta {
    border-top-color: rgba(255,255,255,.06) !important;
  }
  body.takeoff-mode .nav__mobile-cta .btn--ghost {
    color: #ccc !important;
    background: rgba(255,255,255,.04) !important;
  }
  body.takeoff-mode .nav__backdrop.active {
    background: rgba(0,0,0,.6);
  }
}

/* ---- Sections & Backgrounds ---- */
body.takeoff-mode .section,
body.takeoff-mode .hero,
body.takeoff-mode .stats,
body.takeoff-mode .partners,
body.takeoff-mode .faq-page {
  background: transparent !important;
}
body.takeoff-mode .section--alt {
  background: rgba(255,255,255,.02) !important;
}
body.takeoff-mode .section--dark {
  background: rgba(0,0,0,.3) !important;
}

/* ---- Typography ---- */
body.takeoff-mode h1, body.takeoff-mode h2, body.takeoff-mode h3, body.takeoff-mode h4 {
  color: #eee !important;
}
body.takeoff-mode .section-title {
  color: #fff !important;
}
body.takeoff-mode .section-subtitle {
  color: #9a9ab0 !important;
}
body.takeoff-mode .section-label {
  color: var(--color-accent) !important;
}
body.takeoff-mode p,
body.takeoff-mode li,
body.takeoff-mode td,
body.takeoff-mode th {
  color: #a8a8be !important;
}
body.takeoff-mode a {
  color: var(--color-accent);
}
body.takeoff-mode strong {
  color: #d0d0e0;
}

/* ---- Cards, Panels & Containers ---- */
body.takeoff-mode .feature-card,
body.takeoff-mode .pricing__card,
body.takeoff-mode .calculator,
body.takeoff-mode .testimonial__card,
body.takeoff-mode .step,
body.takeoff-mode .approach,
body.takeoff-mode .book-size-card,
body.takeoff-mode .carousel-item,
body.takeoff-mode .author-scroll__card {
  background: rgba(255,255,255,.03) !important;
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode .feature-card:hover,
body.takeoff-mode .pricing__card:hover,
body.takeoff-mode .book-size-card:hover {
  background: rgba(255,255,255,.05) !important;
}
body.takeoff-mode .feature-card h3,
body.takeoff-mode .pricing__card h3,
body.takeoff-mode .step h3 {
  color: #eee !important;
}

/* ---- FAQ Accordion ---- */
body.takeoff-mode .faq__item,
body.takeoff-mode .faq-item {
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode .faq__question,
body.takeoff-mode .faq-item summary {
  color: #d0d0e0 !important;
}
body.takeoff-mode .faq__answer__inner,
body.takeoff-mode .faq-answer {
  color: #9a9ab0 !important;
}
body.takeoff-mode .faq__icon {
  color: #666 !important;
}

/* ---- Buttons ---- */
body.takeoff-mode .btn--cta,
body.takeoff-mode .btn--primary {
  color: #fff !important;
}
body.takeoff-mode .btn--outline {
  border-color: rgba(255,255,255,.15) !important;
  color: #ddd !important;
}
body.takeoff-mode .btn--outline:hover {
  background: rgba(255,255,255,.06) !important;
  border-color: rgba(255,255,255,.25) !important;
  color: #fff !important;
}
body.takeoff-mode .btn--ghost {
  color: #ccc !important;
}
body.takeoff-mode .btn--ghost:hover {
  color: #fff !important;
}
body.takeoff-mode .btn--white {
  background: rgba(255,255,255,.1) !important;
  color: #fff !important;
}

/* ---- Tables ---- */
body.takeoff-mode table {
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode th {
  background: rgba(255,255,255,.04) !important;
  color: #ccc !important;
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode td {
  border-color: rgba(255,255,255,.04) !important;
}
body.takeoff-mode tr:nth-child(even) td {
  background: rgba(255,255,255,.015) !important;
}

/* ---- Calculator & Inputs ---- */
body.takeoff-mode .calc-group label {
  color: #aaa !important;
}
body.takeoff-mode .calc-select,
body.takeoff-mode input[type="text"],
body.takeoff-mode input[type="email"],
body.takeoff-mode input[type="number"],
body.takeoff-mode textarea,
body.takeoff-mode select {
  background: rgba(255,255,255,.05) !important;
  border-color: rgba(255,255,255,.1) !important;
  color: #ddd !important;
}
body.takeoff-mode .calc-result {
  background: rgba(255,255,255,.04) !important;
}
body.takeoff-mode .calc-breakdown-row {
  border-color: rgba(255,255,255,.04) !important;
}
body.takeoff-mode .calc-earnings-card {
  background: rgba(255,255,255,.03) !important;
}

/* ---- Stats ---- */
body.takeoff-mode .stats {
  border-color: rgba(255,255,255,.06) !important;
}
body.takeoff-mode .stats h3,
body.takeoff-mode .stats strong {
  color: #fff !important;
}

/* ---- Partners / Logo bar ---- */
body.takeoff-mode .partners img {
  filter: brightness(0) invert(1);
  opacity: 0.4;
}

/* ---- Breadcrumb ---- */
body.takeoff-mode .breadcrumb {
  background: transparent !important;
  color: #666 !important;
}
body.takeoff-mode .breadcrumb a {
  color: #888 !important;
}

/* ---- Testimonials ---- */
body.takeoff-mode .testimonial__card {
  background: rgba(255,255,255,.03) !important;
}
body.takeoff-mode .testimonial__quote,
body.takeoff-mode .testimonial__card p {
  color: #aaa !important;
}
body.takeoff-mode .testimonial__author {
  color: #ccc !important;
}

/* ---- CTA Banners (dark bg sections — keep as-is mostly) ---- */
body.takeoff-mode .cta-banner {
  background: rgba(255,255,255,.03) !important;
  border-top: 1px solid rgba(255,255,255,.04);
}

/* ---- Footer ---- */
body.takeoff-mode .footer {
  background: rgba(0,0,0,.4) !important;
  border-top: 1px solid rgba(255,255,255,.04);
}
body.takeoff-mode .footer p,
body.takeoff-mode .footer a,
body.takeoff-mode .footer__heading {
  color: #888 !important;
}
body.takeoff-mode .footer a:hover {
  color: #ccc !important;
}
body.takeoff-mode .footer__bottom {
  border-top-color: rgba(255,255,255,.04) !important;
}
body.takeoff-mode .footer__social a {
  background: rgba(255,255,255,.06);
}
body.takeoff-mode .footer__newsletter-form input {
  background: rgba(255,255,255,.06) !important;
  border-color: rgba(255,255,255,.1) !important;
  color: #ccc !important;
}

/* ---- Inline style overrides (hero gradients, page headers etc) ---- */
body.takeoff-mode [style*="background: linear-gradient"],
body.takeoff-mode [style*="background:linear-gradient"],
body.takeoff-mode [style*="background: #f"],
body.takeoff-mode [style*="background:#f"] {
  background: transparent !important;
}
body.takeoff-mode [style*="background: var(--color-primary)"] {
  background: rgba(255,255,255,.03) !important;
}
body.takeoff-mode [style*="color: #fff"] {
  color: #ddd !important;
}

/* ---- Sticky CTA bar ---- */
body.takeoff-mode .sticky-cta {
  background: rgba(11, 13, 23, 0.95) !important;
  border-top: 1px solid rgba(255,255,255,.06);
}
body.takeoff-mode .sticky-cta__text {
  color: #aaa !important;
}

/* ---- Images: subtle brightness reduction ---- */
body.takeoff-mode img:not(.nav__logo img) {
  opacity: 0.85;
}

/* ---- Promo banner ---- */
body.takeoff-mode .promo-banner {
  background: rgba(67, 77, 231, .3) !important;
}

/* ---- Domain demo / typing ---- */
body.takeoff-mode .domain-demo {
  background: rgba(255,255,255,.04) !important;
  color: #ddd !important;
}

/* ---- Comparison / checklist / legal pages ---- */
body.takeoff-mode .legal-callout {
  background: rgba(255,255,255,.04) !important;
  border-color: rgba(255,255,255,.08) !important;
}
body.takeoff-mode details summary {
  color: #d0d0e0 !important;
}
body.takeoff-mode code {
  background: rgba(255,255,255,.06);
  color: #e0a0d0;
}

/* ---- Scrollbar (webkit) ---- */
body.takeoff-mode::-webkit-scrollbar-track {
  background: #0b0d17;
}
body.takeoff-mode::-webkit-scrollbar-thumb {
  background: #2a2a40;
}

/* ---- Starfield Canvas ---- */
#takeoff-stars {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.2s ease;
}

body.takeoff-mode #takeoff-stars {
  opacity: 0.85;
}

/* ---- Rocket Animation ---- */
.nav__logo img.rocket-launch {
  animation: rocketTakeoff 2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  transform-origin: center bottom;
}

@keyframes rocketTakeoff {
  0% {
    transform: translateY(0) rotate(0deg) scale(1);
    opacity: 1;
  }
  15% {
    transform: translateY(4px) rotate(-2deg) scale(1.05);
  }
  30% {
    transform: translateY(0px) rotate(2deg) scale(1.1);
  }
  45% {
    transform: translateY(-20px) rotate(-1deg) scale(1.08);
  }
  100% {
    transform: translateY(-120vh) rotate(0deg) scale(0.6);
    opacity: 0;
  }
}

/* Rocket return */
.nav__logo img.rocket-return {
  animation: rocketReturn 1.2s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes rocketReturn {
  0% {
    transform: translateY(-120vh) scale(0.6);
    opacity: 0;
  }
  60% {
    opacity: 1;
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* ---- Exhaust particles ---- */
.rocket-exhaust {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
}

.rocket-exhaust .particle {
  position: absolute;
  border-radius: 50%;
  animation: exhaustFade 0.8s ease-out forwards;
}

@keyframes exhaustFade {
  0% {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
  100% {
    transform: scale(0.2) translateY(30px);
    opacity: 0;
  }
}

/* ---- Take Off Button ---- */
/* Hide mobile button on desktop, footer button on mobile */
.takeoff-btn--mobile { display: none !important; }
.takeoff-btn--footer { display: inline-flex; }

@media (max-width: 768px) {
  .takeoff-btn--mobile { display: flex !important; }
  .takeoff-btn--footer { display: none !important; }
}

.takeoff-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 20px;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: #888;
  background: transparent;
  border: 1px dashed rgba(128,128,128,.3);
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  letter-spacing: 0.02em;
}

.takeoff-btn:hover {
  color: #fff;
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border-color: rgba(100, 100, 255, .3);
  box-shadow: 0 0 20px rgba(100, 100, 255, .15);
}

.takeoff-btn .takeoff-icon {
  font-size: 16px;
  transition: transform 0.3s ease;
}

.takeoff-btn:hover .takeoff-icon {
  transform: translateY(-2px);
}

body.takeoff-mode .takeoff-btn {
  color: #fff;
  border-color: rgba(255,255,255,.2);
}

body.takeoff-mode .takeoff-btn:hover {
  color: #fff;
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.3);
  box-shadow: 0 0 16px rgba(255,255,255,.08);
}

/* Footer variant: compact inline style */
.takeoff-btn--footer {
  width: auto;
  padding: 6px 16px;
  font-size: 12px;
  margin: 0;
  border-color: rgba(255,255,255,.15);
  color: rgba(255,255,255,.4);
  background: transparent;
}

.takeoff-btn--footer:hover {
  color: #fff;
  background: rgba(255,255,255,.06);
  border-color: rgba(100, 100, 255, .3);
  box-shadow: 0 0 12px rgba(100, 100, 255, .1);
}

body.takeoff-mode .takeoff-btn--footer {
  color: #fff;
  border-color: rgba(255,255,255,.15);
}

body.takeoff-mode .takeoff-btn--footer:hover {
  color: #fff;
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.25);
  box-shadow: 0 0 12px rgba(255,255,255,.06);
}

/* Shooting stars (occasional) */
.shooting-star {
  position: fixed;
  width: 100px;
  height: 1px;
  z-index: -1;
  pointer-events: none;
  opacity: 0;
  /* Trail fades behind the direction of travel */
  background: linear-gradient(to left, rgba(255,255,255,.6), transparent);
  /* Rotate so the streak aligns with the travel vector (down-left at ~45deg) */
  transform-origin: right center;
  transform: rotate(225deg);
}

body.takeoff-mode .shooting-star {
  animation: shootingStar 0.8s linear forwards;
}

@keyframes shootingStar {
  0% {
    opacity: 0;
    transform: rotate(225deg) translateX(0);
  }
  8% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: rotate(225deg) translateX(400px);
  }
}