/* ============================================================
   Chickadee Travel — shared styles
   Uses design system tokens from colors_and_type.css
   ============================================================ */

@import url('colors_and_type.css');

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }

/* ---------- Container ---------- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 40px; }
.container-narrow { max-width: 920px; margin: 0 auto; padding: 0 40px; }
@media (max-width: 700px) {
  .container, .container-wide, .container-narrow { padding: 0 20px; }
}

/* ---------- Site header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247,238,233,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.site-header.on-dark {
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: var(--ct-beige);
}
.site-header .inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-header .logo {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 0;
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.site-header .logo img {
  width: 152px;
  height: auto;
  transition: opacity 140ms var(--ease-out);
}
.site-header .logo:hover img { opacity: 0.72; }
.site-header .logo .tm {
  font-family: var(--font-body);
  font-size: 9px;
  vertical-align: super;
  font-weight: 700;
  margin-left: 1px;
}
.site-header nav {
  display: flex;
  gap: 34px;
  font-size: 15px;
  font-weight: 500;
}
.site-header nav a {
  position: relative;
  color: inherit;
  text-decoration: none;
  opacity: 0.78;
  padding: 4px 0;
  transition: opacity 140ms var(--ease-out), color 140ms var(--ease-out);
}
/* Animated underline that grows from the left on hover / active */
.site-header nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1.5px;
  background: var(--ct-ember);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--ease-out);
}
.site-header nav a:hover { opacity: 1; }
.site-header nav a:hover::after { transform: scaleX(1); }
.site-header nav a.is-active {
  opacity: 1;
  color: var(--ct-ember);
}
.site-header nav a.is-active::after { transform: scaleX(1); }
.site-header.on-dark nav a::after { background: var(--ct-pink); }
.site-header.on-dark nav a.is-active { color: var(--ct-pink); }
@media (max-width: 900px) {
  .site-header nav { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 180ms var(--ease-out);
  white-space: nowrap;
}
.btn-primary { background: var(--ct-orange); color: #000; }
.btn-primary:hover { background: var(--ct-orange-500); box-shadow: var(--shadow-orange-glow); transform: translateY(-1px); }
.btn-outline { border-color: currentColor; background: transparent; color: inherit; }
.btn-outline:hover { background: rgba(0,0,0,0.04); }
.btn-outline.on-dark:hover { background: rgba(255,255,255,0.1); }
.btn-dark { background: #000; color: var(--ct-beige); border-color: #000; }
.btn-dark:hover { background: var(--ct-ink-800); transform: translateY(-1px); }
.btn-beige { background: var(--ct-beige); color: #000; }
.btn-beige:hover { background: #fff; }
.btn-coral { background: var(--ct-coral); color: #000; }
.btn-coral:hover { background: var(--ct-coral-700); color: #fff; }
.btn-lg { padding: 15px 28px; font-size: 15px; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

.contact-blob-cta {
  --contact-blob-gradient:
    radial-gradient(circle at 18% 22%, rgba(255, 142, 198, 0.96) 0 18%, transparent 38%),
    radial-gradient(circle at 82% 18%, rgba(255, 165, 82, 0.94) 0 20%, transparent 42%),
    radial-gradient(circle at 72% 84%, rgba(242, 130, 65, 0.96) 0 22%, transparent 44%),
    radial-gradient(circle at 28% 76%, rgba(255, 99, 77, 0.94) 0 24%, transparent 46%),
    linear-gradient(135deg, #ff8ec6 0%, #ff634d 36%, #f28241 68%, #ffa552 100%);
  position: relative;
  isolation: isolate;
  overflow: visible;
  transition:
    transform 280ms var(--ease-out),
    box-shadow 420ms var(--ease-out),
    filter 420ms var(--ease-out),
    background-color 420ms var(--ease-out);
}

.contact-blob-label,
.mobile-contact-fab img {
  position: relative;
  z-index: 1;
}

.contact-blob-cta:not(.is-glowing):hover {
  box-shadow: none;
}

.contact-blob-cta::before,
.contact-blob-cta::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.contact-blob-cta::before {
  inset: -10px;
  z-index: -1;
  border-radius: inherit;
  background: var(--contact-blob-gradient);
  background-size: 220% 220%;
  filter: blur(18px);
  opacity: 0;
  transform: scale(0.98);
  animation:
    contactGradientDrift 7s ease-in-out infinite alternate-reverse,
    contactBlobShape 6.5s ease-in-out infinite reverse;
  transition:
    opacity 220ms var(--ease-out),
    transform 220ms var(--ease-out),
    inset 220ms var(--ease-out),
    filter 220ms var(--ease-out);
}

.contact-blob-cta::after {
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background: var(--contact-blob-gradient);
  background-size: 210% 210%;
  opacity: 0;
  animation: contactGradientDrift 7s ease-in-out infinite alternate;
  transition: opacity 520ms var(--ease-out);
}

.contact-blob-cta.is-glowing {
  border: 0;
  color: #000;
  box-shadow:
    0 0 0 1px rgba(184, 72, 31, 0.16),
    0 12px 26px rgba(255, 99, 77, 0.26),
    0 0 22px rgba(255, 142, 198, 0.28);
  animation: contactBlobShape 6.5s ease-in-out infinite;
}

.contact-blob-cta.is-glowing::before {
  opacity: 0.34;
}

.contact-blob-cta.is-glowing::after {
  opacity: 1;
}

.contact-blob-cta.is-glowing:hover,
.contact-blob-cta.is-glowing:focus-visible {
  color: #000;
  filter: saturate(1.08);
  transform: translateY(-2px) scale(1.015);
  box-shadow:
    0 0 0 1px rgba(184, 72, 31, 0.2),
    0 15px 30px rgba(255, 99, 77, 0.34),
    0 0 34px rgba(255, 142, 198, 0.42);
}

.contact-blob-cta.is-glowing:hover::before,
.contact-blob-cta.is-glowing:focus-visible::before {
  inset: -18px;
  opacity: 0.78;
  transform: scale(1.08);
  filter: blur(24px);
}

.contact-blob-cta.is-glowing:focus-visible {
  outline: 2px solid rgba(184, 72, 31, 0.5);
  outline-offset: 6px;
}

/* Glow only on hover/focus (idle state keeps the base button styling) */
.contact-blob-cta.is-glow-hover:hover,
.contact-blob-cta.is-glow-hover:focus-visible {
  border-color: transparent;
  color: #000;
  filter: saturate(1.08);
  transform: translateY(-2px) scale(1.015);
  box-shadow:
    0 0 0 1px rgba(184, 72, 31, 0.2),
    0 15px 30px rgba(255, 99, 77, 0.34),
    0 0 34px rgba(255, 142, 198, 0.42);
}

.contact-blob-cta.is-glow-hover:hover::before,
.contact-blob-cta.is-glow-hover:focus-visible::before {
  inset: -18px;
  opacity: 0.78;
  transform: scale(1.08);
  filter: blur(24px);
}

.contact-blob-cta.is-glow-hover:hover::after,
.contact-blob-cta.is-glow-hover:focus-visible::after {
  opacity: 1;
}

.contact-blob-cta.is-glow-hover:focus-visible {
  outline: 2px solid rgba(184, 72, 31, 0.5);
  outline-offset: 6px;
}

.mobile-contact-fab {
  display: none;
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 60;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  border-radius: 42% 58% 50% 50% / 52% 42% 58% 48%;
  text-decoration: none;
  background: var(--ct-orange);
  opacity: 0;
  pointer-events: none;
  transform: translateX(calc(100% + 36px)) scale(0.72);
  visibility: hidden;
  transition:
    opacity 220ms var(--ease-out),
    transform 520ms cubic-bezier(0.18, 0.9, 0.24, 1.18),
    visibility 0s linear 520ms;
}

.mobile-contact-fab.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0) scale(1);
  visibility: visible;
  transition:
    opacity 220ms var(--ease-out),
    transform 520ms cubic-bezier(0.18, 0.9, 0.24, 1.18),
    visibility 0s;
}

.mobile-contact-fab.is-visible.is-glowing {
  animation:
    fabBloopIn 620ms cubic-bezier(0.18, 0.9, 0.24, 1.18),
    contactBlobShape 6.5s ease-in-out 620ms infinite;
}

.mobile-contact-fab img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.mobile-contact-fab:hover,
.mobile-contact-fab:focus-visible {
  transform: translateY(-3px) scale(1.05);
}

@keyframes contactGradientDrift {
  0% { background-position: 0% 50%; }
  38% { background-position: 76% 18%; }
  68% { background-position: 34% 92%; }
  100% { background-position: 100% 52%; }
}

@keyframes contactBlobShape {
  0%, 100% {
    border-radius: 999px 760px 920px 820px / 820px 920px 760px 999px;
  }
  34% {
    border-radius: 880px 999px 780px 940px / 999px 740px 960px 790px;
  }
  67% {
    border-radius: 760px 900px 999px 820px / 840px 999px 760px 940px;
  }
}

@keyframes fabBloopIn {
  0% {
    transform: translateX(calc(100% + 36px)) scale(0.72);
  }
  58% {
    transform: translateX(-8px) scale(1.1, 0.92);
  }
  78% {
    transform: translateX(3px) scale(0.96, 1.06);
  }
  100% {
    transform: translateX(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-blob-cta,
  .contact-blob-cta::before,
  .contact-blob-cta::after,
  .mobile-contact-fab.is-visible.is-glowing {
    animation: none;
  }

  .mobile-contact-fab {
    transition: opacity 160ms var(--ease-out), visibility 0s linear 160ms;
  }
}

/* ---------- Type helpers ---------- */
.display-xl {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(44px, 5.2vw, 72px);
  line-height: 1.05;
  letter-spacing: 0;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(44px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: 0;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(36px, 4.5vw, 56px);
  line-height: 1.08;
  letter-spacing: 0;
}
.display-sm {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.12;
  letter-spacing: 0;
}
em.accent, .accent-italic { font-style: italic; color: var(--ct-ember); font-family: var(--font-display); }
em.accent-orange { font-style: italic; color: var(--ct-orange); font-family: var(--font-display); }
.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ct-ink-600);
}
.eyebrow.on-dark { color: var(--ct-pink); }
.eyebrow.on-color { color: rgba(0,0,0,0.7); }
.lead {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ct-ink-700);
  max-width: 60ch;
}
.small-copy { font-size: 14px; line-height: 1.6; color: var(--ct-ink-700); }

/* ---------- Sections ---------- */
.section { padding: clamp(60px, 10vw, 120px) 0; }
.section-tight { padding: clamp(50px, 8vw, 90px) 0; }
.section-dark { background: #000; color: var(--ct-beige); }
.section-dark .lead { color: rgba(247,238,233,0.8); }
.section-beige { background: var(--ct-beige); }
.section-beige-alt { background: var(--ct-beige-200); }
.section-white { background: #fff; }
.section-orange { background: var(--ct-orange); color: #000; }
.section-pink { background: var(--ct-pink); color: #000; }
.section-gradient { background: var(--ct-gradient); color: #000; }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: var(--ct-beige-200);
  padding: 88px 0 32px;
}
/* Signature brand-gradient hairline along the top edge */
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--ct-gradient);
}
.site-footer .footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 56px 64px;
}
.site-footer .footer-brand {
  flex: 1 1 300px;
  max-width: 380px;
}
.site-footer .footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ct-black);
}
.site-footer .footer-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}
.site-footer .footer-logo span {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
}
.site-footer .footer-tagline {
  margin: 18px 0 24px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ct-ink-700);
  max-width: 34ch;
}
.site-footer .footer-cta { margin-top: 4px; }
.site-footer .footer-links {
  flex: 2 1 460px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.site-footer h5 {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ct-ink-600);
  margin: 0 0 16px;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin: 10px 0; }
.site-footer a {
  color: var(--ct-ink-800);
  text-decoration: none;
  font-size: 14px;
  transition: color 140ms var(--ease-out);
}
.site-footer a:hover { color: var(--ct-ember); }
.site-footer .legal {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(0,0,0,0.1);
  font-size: 12px;
  color: var(--ct-ink-500);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 24px;
}
.site-footer .legal a { color: var(--ct-ink-500); font-size: 12px; }
.site-footer .legal a:hover { color: var(--ct-ember); }
.site-footer .legal-links { display: flex; gap: 24px; }
@media (max-width: 600px) {
  .site-footer .footer-links { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
}

/* ---------- Image frames ---------- */
.frame { overflow: hidden; border-radius: var(--r-lg); background: var(--ct-beige-200); }
.frame-xl { border-radius: var(--r-xl); }
.frame-pill { border-radius: var(--r-pill); }
.frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }