/* =========================================================
   ClinicBoost — Shared components + motion system
   Every value references brand-tokens.css.
   Page-specific styles live inline in each page.
   ========================================================= */

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--x-bg);
  color: var(--x-muted);
  font-family: var(--x-font-body);
  font-size: var(--x-text-md);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

h1, h2, h3 {
  font-family: var(--x-font-display);
  font-weight: 700;
  color: var(--x-ink);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0 0 var(--x-s4);
}
h1 { font-size: var(--x-text-mega); }
h2 { font-size: var(--x-text-2xl); }
h3 { font-size: var(--x-text-xl); line-height: 1.15; }

p { margin: 0 0 var(--x-s4); }
a { color: var(--x-primary); text-decoration: none; }
img { max-width: 100%; display: block; }

::selection { background: var(--x-primary); color: #fff; }

.container { width: min(1200px, 100% - 2.5rem); margin-inline: auto; }

section { padding-block: clamp(4rem, 10vw, 8rem); position: relative; }

/* ---- Grain overlay (premium texture, pure CSS) ---- */
.grain::before {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: 999;
  pointer-events: none;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---- Eyebrow ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--x-text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--x-primary);
  margin-bottom: var(--x-s4);
}
.eyebrow::before {
  content: "";
  width: 22px; height: 2px;
  background: var(--x-primary);
  border-radius: 2px;
}

/* ---- Wordmark logo (injected by site.js) ----
   Light variant by default (dark backgrounds). Light-nav pages (body.sub)
   swap to the dark-ink variant in sub.css. */
.x-logo {
  display: block;
  height: 30px;
  aspect-ratio: 560 / 84;
  background: url(/assets/logo-wordmark.png?v=11) center/contain no-repeat;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.8rem;
  min-height: 50px;
  border-radius: var(--x-r-pill);
  font-family: var(--x-font-body);
  font-size: var(--x-text-sm);
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  transition: transform var(--x-fast) var(--x-ease),
              box-shadow var(--x-fast) var(--x-ease),
              border-color var(--x-fast) var(--x-ease);
}
.btn:active { transform: scale(0.96); }
.btn svg { flex: none; }

.btn-primary { background: var(--x-grad-cta); color: #fff; box-shadow: var(--x-glow); }
.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 700ms var(--x-ease);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--x-shadow-lg); }
.btn-primary:hover::after { transform: translateX(120%); }

.btn-ghost { background: var(--x-surface); color: var(--x-ink); border-color: var(--x-line); }
.btn-ghost:hover { border-color: var(--x-primary); color: var(--x-primary); }

:focus-visible { outline: 3px solid var(--x-primary); outline-offset: 3px; border-radius: 6px; }

/* ---- Nav ---- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background-color var(--x-med) var(--x-ease),
              border-color var(--x-med) var(--x-ease),
              backdrop-filter var(--x-med) var(--x-ease);
  border-bottom: 1px solid transparent;
}
.site-nav.scrolled {
  background: rgba(250,250,253,0.75);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom-color: var(--x-line);
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: var(--x-s4);
}
.site-nav .btn { padding: 0.6rem 1.3rem; min-height: 44px; }

/* =========================================================
   MOTION SYSTEM
   .fx elements hide + reveal when site.js adds .in
   data-fx = up | left | right | scale | blur
   --d = transition-delay for stagger
   Gated behind .js so nothing hides if JS fails.
   ========================================================= */
.js .fx {
  opacity: 0;
  transition: opacity var(--x-slow) var(--x-ease) var(--d, 0ms),
              transform var(--x-slow) var(--x-ease) var(--d, 0ms),
              filter var(--x-slow) var(--x-ease) var(--d, 0ms);
  will-change: opacity, transform;
}
.js .fx[data-fx="up"]    { transform: translateY(56px); }
.js .fx[data-fx="left"]  { transform: translateX(-64px); }
.js .fx[data-fx="right"] { transform: translateX(64px); }
.js .fx[data-fx="scale"] { transform: scale(0.86); }
.js .fx[data-fx="blur"]  { filter: blur(14px); transform: translateY(24px); }
.js .fx.in { opacity: 1; transform: none; filter: none; }

/* ---- Split headline: site.js wraps words, each rises in ---- */
.js .split .w {
  display: inline-block;
  overflow: clip;
  vertical-align: bottom;
  /* room for ascenders/descenders inside the clip box */
  padding-block: 0.12em;
  margin-block: -0.12em;
}
.js .split .w > span {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 900ms var(--x-ease) var(--d, 0ms);
}
.js .split.in .w > span { transform: none; }

/* ---- Marquee strip ---- */
.marquee {
  overflow: clip;
  border-block: 1px solid var(--x-line);
  padding-block: var(--x-s4);
  background: var(--x-surface);
}
.marquee .track {
  display: flex;
  gap: var(--x-s8);
  width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee span {
  font-family: var(--x-font-display);
  font-size: var(--x-text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--x-ink);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--x-s8);
}
.marquee span::after { content: "✳"; color: var(--x-primary); font-size: 0.9em; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---- 3D tilt (site.js drives --rx/--ry/--mx/--my) ---- */
.tilt {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 300ms var(--x-ease);
  transform-style: preserve-3d;
  position: relative;
}
.tilt .glare {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,0.55), transparent 60%);
  transition: opacity var(--x-med) var(--x-ease);
  z-index: 3;
}
.tilt:hover .glare { opacity: 1; }

/* ---- Float (hero 3D chips) ---- */
@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(var(--rot, 0deg)); }
  50%      { transform: translateY(-16px) rotate(var(--rot, 0deg)); }
}

/* =========================================================
   PHONE MOCKUP + SCROLL-DRIVEN CHAT
   ========================================================= */
.phone {
  width: min(360px, 88vw);
  border-radius: 44px;
  background: var(--x-ink);
  padding: 10px;
  box-shadow: var(--x-shadow-lg);
}
.phone .screen {
  border-radius: 36px;
  overflow: hidden;
  background: #EFEAE3;
  display: flex;
  flex-direction: column;
  height: min(600px, 66svh);
}
.phone .chat-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.9rem 1rem;
  background: var(--x-surface);
  border-bottom: 1px solid var(--x-line);
}
.phone .chat-head .avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--x-grad-cta);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--x-font-display);
  font-weight: 700;
  font-size: 0.95rem;
  flex: none;
}
.phone .chat-head strong {
  color: var(--x-ink);
  font-size: var(--x-text-sm);
  display: block;
  line-height: 1.2;
}
.phone .chat-head small { color: var(--x-hue-veterinarias); font-size: var(--x-text-xs); font-weight: 600; }
.phone .msgs {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  overflow: hidden;
  justify-content: flex-end;
}
.msg {
  max-width: 82%;
  padding: 0.6rem 0.85rem;
  border-radius: 16px;
  font-size: 0.875rem;
  line-height: 1.45;
  box-shadow: var(--x-shadow-sm);
  text-align: left;
}
.msg.in  { align-self: flex-start; background: var(--x-surface); color: var(--x-ink); border-bottom-left-radius: 4px; }
.msg.out { align-self: flex-end;   background: #D9FDD3; color: #10261B; border-bottom-right-radius: 4px; }
.msg.sys {
  align-self: center;
  background: var(--x-primary-ink);
  color: #fff;
  font-weight: 600;
  font-size: var(--x-text-xs);
  border-radius: var(--x-r-pill);
  padding: 0.45rem 1rem;
}
.js .msg {
  opacity: 0;
  transform: translateY(22px) scale(0.94);
  transition: opacity 450ms var(--x-ease-back), transform 450ms var(--x-ease-back);
}
.js .msg.show { opacity: 1; transform: none; }

/* Chat scene: tall track + sticky stage (site.js maps scroll → messages) */
.chat-scene { min-height: 240vh; }
.chat-stage {
  position: sticky;
  top: 0;
  min-height: 100svh;
  display: flex;
  align-items: center;
}
.chat-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}
@media (max-width: 860px) {
  .chat-grid { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .chat-grid .eyebrow { justify-content: center; }
  .chat-grid .eyebrow::before { display: none; }
}

/* =========================================================
   SUBPAGE SECTIONS
   ========================================================= */

/* ---- Hero frame: image expands + parallax as you scroll ---- */
.page-hero { padding-top: clamp(7rem, 14vw, 10rem); padding-bottom: 0; }
.page-hero .lead {
  font-size: var(--x-text-lg);
  max-width: 34em;
  margin-bottom: var(--x-s8);
}
.hero-frame {
  margin-top: clamp(2rem, 5vw, 4rem);
  border-radius: var(--x-r-xl);
  overflow: clip;
  aspect-ratio: 16 / 8;
  min-height: 320px;
  position: relative;
  box-shadow: var(--x-shadow-lg);
}
.hero-frame img {
  width: 100%;
  height: 118%;
  object-fit: cover;
  /* site.js drives --py for parallax */
  transform: translateY(calc(var(--py, 0) * -1px)) scale(1.06);
  will-change: transform;
}
.hero-frame .badge {
  position: absolute;
  left: var(--x-s6);
  bottom: var(--x-s6);
  background: rgba(255,255,255,0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-radius: var(--x-r-pill);
  padding: 0.55rem 1.1rem;
  font-size: var(--x-text-xs);
  font-weight: 700;
  color: var(--x-ink);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.hero-frame .badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--x-hue-veterinarias);
  animation: blink 2s var(--x-ease) infinite;
}
@keyframes blink { 50% { opacity: 0.3; } }

/* ---- Pains: oversized numbered statements ---- */
.pains { display: grid; gap: 0; }
.pain {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: baseline;
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
  border-top: 1px solid var(--x-line);
}
.pain:last-child { border-bottom: 1px solid var(--x-line); }
.pain .num {
  font-family: var(--x-font-display);
  font-weight: 700;
  font-size: var(--x-text-2xl);
  color: transparent;
  -webkit-text-stroke: 1.5px var(--hue, var(--x-primary));
  line-height: 1;
}
.pain h3 { margin-bottom: var(--x-s2); font-size: var(--x-text-xl); }
.pain p { margin: 0; max-width: 44em; }

/* ---- Feature cards ---- */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--x-s6);
}
.card {
  background: var(--x-surface);
  border: 1px solid var(--x-line);
  border-radius: var(--x-r-lg);
  padding: var(--x-s8);
  position: relative;
  overflow: clip;
  transition: transform var(--x-med) var(--x-ease), box-shadow var(--x-med) var(--x-ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--x-shadow-md); }
.card::before {
  content: "";
  position: absolute;
  top: -40px; right: -40px;
  width: 140px; height: 140px;
  border-radius: 50%;
  background: var(--hue, var(--x-primary));
  opacity: 0.10;
  filter: blur(30px);
  transition: opacity var(--x-med) var(--x-ease), transform var(--x-med) var(--x-ease);
}
.card:hover::before { opacity: 0.22; transform: scale(1.4); }
.card .icon {
  width: 52px; height: 52px;
  border-radius: var(--x-r-md);
  display: grid;
  place-items: center;
  margin-bottom: var(--x-s6);
  color: #fff;
  background: var(--hue, var(--x-primary));
}
.card h3 { font-size: var(--x-text-lg); letter-spacing: -0.01em; }
.card p { font-size: var(--x-text-sm); margin: 0; }

/* ---- Steps: sticky-stacking cards ---- */
.steps { display: grid; gap: var(--x-s6); }
.step {
  position: sticky;
  top: calc(96px + var(--i, 0) * 14px);
  background: var(--x-surface);
  border: 1px solid var(--x-line);
  border-radius: var(--x-r-lg);
  padding: clamp(1.6rem, 4vw, 2.6rem);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.2rem, 4vw, 2.6rem);
  align-items: center;
  box-shadow: var(--x-shadow-md);
}
.step .num {
  font-family: var(--x-font-display);
  font-weight: 700;
  font-size: var(--x-text-big);
  line-height: 1;
  background: var(--x-grad-cta);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.step h3 { margin-bottom: var(--x-s2); }
.step p { margin: 0; max-width: 44em; }

/* ---- FAQ ---- */
.faq { max-width: 780px; }
.faq details {
  background: var(--x-surface);
  border: 1px solid var(--x-line);
  border-radius: var(--x-r-md);
  margin-bottom: var(--x-s3);
  overflow: hidden;
  transition: border-color var(--x-fast) var(--x-ease);
}
.faq details[open] { border-color: var(--x-primary); }
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--x-s4);
  padding: var(--x-s6);
  font-weight: 600;
  color: var(--x-ink);
  min-height: 44px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--x-font-display);
  font-size: 1.6rem;
  color: var(--x-primary);
  transition: transform var(--x-fast) var(--x-ease);
  flex: none;
  line-height: 1;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 var(--x-s6) var(--x-s6); margin: 0; font-size: var(--x-text-sm); }

/* ---- Final CTA band ---- */
.cta-band {
  background: var(--x-primary-ink);
  border-radius: var(--x-r-xl);
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.5rem, 5vw, 4rem);
  text-align: center;
  color: #fff;
  position: relative;
  overflow: clip;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(40% 55% at 25% 30%, rgba(124,92,255,0.5) 0%, transparent 100%),
    radial-gradient(35% 50% at 78% 70%, rgba(232,93,155,0.35) 0%, transparent 100%);
  animation: drift 14s var(--x-ease) infinite alternate;
}
@keyframes drift { to { transform: rotate(8deg) scale(1.15); } }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; font-size: var(--x-text-big); }
.cta-band p { color: rgba(255,255,255,0.75); max-width: 38em; margin-inline: auto; }
.cta-band .btn-primary { background: #fff; color: var(--x-primary-deep); box-shadow: none; }

/* ---- Footer (injected by site.js) ---- */
.site-footer {
  color: var(--x-faint);
  padding-block: var(--x-s16) var(--x-s8);
  font-size: var(--x-text-sm);
  border-top: 1px solid var(--x-line);
  margin-top: var(--x-s24);
}
.site-footer .cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--x-s8);
  margin-bottom: var(--x-s12);
}
.site-footer h4 {
  color: var(--x-ink);
  font-size: var(--x-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0 0 var(--x-s4);
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--x-s2); }
.site-footer a { color: var(--x-faint); transition: color var(--x-fast) var(--x-ease); }
.site-footer a:hover { color: var(--x-primary); }
.site-footer .legal {
  border-top: 1px solid var(--x-line);
  padding-top: var(--x-s6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--x-s4);
  font-size: var(--x-text-xs);
}

/* ---- Motion safety ---- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .fx, .js .split .w > span, .js .msg { opacity: 1 !important; transform: none !important; filter: none !important; transition: none !important; }
  .marquee .track, .cta-band::before { animation: none !important; }
  .tilt { transform: none !important; }
  .hero-frame img { transform: none !important; }
  *, *::before, *::after { transition-duration: 1ms !important; animation-duration: 1ms !important; }
}