/* ════════════════════════════════════════════════════════════
   TRAILINX · MODERN MOTION LAYER (shared)
   — zero color changes · uses existing CSS vars only —
   Safe to include on any Trailinx page.
   Toggle lite mode via: <body data-motion="lite">
   ════════════════════════════════════════════════════════════ */

img.twemoji{height:1.2em;width:1.2em;margin:0 .05em 0 .1em;vertical-align:-0.2em;display:inline;max-width:100%}
.sport-btn-icon img.twemoji{height:28px;width:28px;margin:0}
.stat-icon img.twemoji,.how-icon img.twemoji,.feature-icon img.twemoji{height:1em;width:1em}
.sidebar-item .icon img.twemoji{height:18px;width:18px;margin:0}
h1 img.twemoji,h2 img.twemoji{height:1em;width:1em}

:root{
  --r:18px;--r-sm:12px;--r-lg:28px;--r-xl:36px;
  --max-w:1240px;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --ease-smooth:cubic-bezier(.22,1,.36,1);
}
html{scroll-behavior:auto}
body{font-feature-settings:"ss01","cv11";letter-spacing:-.005em}

/* ── Scroll progress bar ── */
.tlx-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:9999;
  background:linear-gradient(90deg,var(--sky),var(--ice));
  box-shadow:0 0 12px rgba(0,82,204,.4);
  transition:width .1s linear;pointer-events:none;
}

/* ── Noise texture (premium surfaces) ── */
.hero,.cta{position:relative}
.hero::after,.cta::after{
  content:'';position:absolute;inset:0;pointer-events:none;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .38 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;opacity:.55;
}
.hero > *:not(.hero-carousel):not(.hero-bg),.cta > *{position:relative;z-index:1}

/* ── Neutralize legacy reveal · GSAP drives ── */
.reveal{opacity:1;transform:none;transition:none}
.reveal.visible{opacity:1;transform:none}

/* ── Section rhythm (landing only by default; non-landing pages
       rarely define .section so this is safe) ── */
.section{padding:140px 0}
.container{padding:0 32px;max-width:var(--max-w)}
@media(max-width:768px){.section{padding:96px 0}.container{padding:0 22px}}

/* ── Hero typography refinement ── */
.hero h1{
  font-size:clamp(42px,5.8vw,76px);
  line-height:1.06;letter-spacing:-.035em;margin-bottom:30px;
}
.hero-sub{font-size:19px;line-height:1.75;margin-bottom:48px;max-width:520px}
.section-title{
  font-size:clamp(32px,4vw,54px);
  line-height:1.08;letter-spacing:-.025em;margin-bottom:22px;
}
.section-label{font-size:12px;letter-spacing:2.4px;margin-bottom:20px}
.section-desc{font-size:18px;line-height:1.7}

/* ── Hero layout ── */
.hero .container{gap:72px;padding-top:140px;padding-bottom:120px}
.hero-actions{gap:18px;margin-bottom:56px}
.hero-stats{gap:48px}
.hero-stat-num{font-size:36px;letter-spacing:-.02em}

/* ── Word split helper ── */
.hero h1 .word{
  display:inline-block;overflow:hidden;vertical-align:top;
  padding:0 .05em .18em;margin:0 -.01em;
}
.hero h1 .word > span{display:inline-block;transform:translateY(110%);will-change:transform}

/* ── Cards · softer radii, more air ── */
.feature-card,.testimonial-card{
  border-radius:var(--r-lg);
  padding:44px 34px;
  transition:transform .6s var(--ease-smooth),box-shadow .6s var(--ease-smooth),border-color .6s var(--ease-smooth);
  position:relative;overflow:hidden;isolation:isolate;
}
.pricing-card{
  border-radius:var(--r-lg);
  padding:44px 32px;
  transition:transform .6s var(--ease-smooth),box-shadow .6s var(--ease-smooth),border-color .6s var(--ease-smooth);
  position:relative;isolation:isolate;
}
.feature-icon{width:60px;height:60px;font-size:30px;margin-bottom:26px;transition:transform .6s var(--ease-spring)}
.feature-card:hover .feature-icon{transform:translateY(-4px) scale(1.06)}
.feature-card h3{font-size:20px;margin-bottom:12px;letter-spacing:-.01em}
.feature-card p{font-size:15px;line-height:1.7}
.features-grid{gap:28px;margin-top:72px}
.how-grid{gap:28px}
.testimonial-grid{gap:28px}
.pricing-grid{gap:28px}

/* ── Cursor spotlight on cards · uses existing --accent ── */
.feature-card::after,
.testimonial-card::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(460px circle at var(--mx,50%) var(--my,0%),
    var(--accent) 0%,transparent 58%);
  opacity:0;transition:opacity .55s var(--ease-smooth);z-index:-1;
}
.feature-card:hover::after,
.testimonial-card:hover::after{opacity:.6}

/* ── Button shine sweep ── */
.btn-primary,.btn-secondary,.nav-cta,.pricing-btn,.hero-card-btn{
  position:relative;overflow:hidden;isolation:isolate;
}
.btn-primary,.nav-cta,.pricing-btn.primary,.hero-card-btn{
  transition:transform .55s var(--ease-spring),box-shadow .55s var(--ease-smooth);
}
.btn-primary::after,
.nav-cta::after,
.pricing-btn.primary::after,
.hero-card-btn::after{
  content:'';position:absolute;top:0;left:-120%;width:55%;height:100%;
  background:linear-gradient(110deg,transparent 18%,rgba(255,255,255,.30) 50%,transparent 82%);
  transform:skewX(-18deg);transition:left .95s var(--ease-smooth);pointer-events:none;z-index:1;
}
.btn-primary:hover::after,
.nav-cta:hover::after,
.pricing-btn.primary:hover::after,
.hero-card-btn:hover::after{left:150%}
.nav-cta::before{display:none}

/* ── Ripple click feedback ── */
.ripple{
  position:absolute;border-radius:50%;background:rgba(255,255,255,.45);
  transform:scale(0);animation:tlx-ripple .72s var(--ease-smooth) forwards;
  pointer-events:none;z-index:2;mix-blend-mode:screen;
}
@keyframes tlx-ripple{to{transform:scale(4);opacity:0}}

/* ── Featured pricing pulse ring ── */
.pricing-card.featured{
  box-shadow:0 14px 50px rgba(5,10,48,.12),0 0 0 2px var(--sky);
  animation:tlx-pulse 3.2s var(--ease-smooth) infinite;
}
@keyframes tlx-pulse{
  0%,100%{box-shadow:0 14px 50px rgba(5,10,48,.12),0 0 0 2px var(--sky),0 0 0 0 rgba(0,82,204,0)}
  50%{box-shadow:0 14px 50px rgba(5,10,48,.12),0 0 0 2px var(--sky),0 0 0 14px rgba(0,82,204,.09)}
}

/* ── How it works · timeline line draw-in ── */
.how-grid::before{
  background:linear-gradient(90deg,transparent,var(--sky),transparent);
  transform:scaleX(0);transform-origin:left;
  transition:transform 1.6s var(--ease-smooth) .15s;
}
.how-grid.in::before{transform:scaleX(1)}
.how-num{transition:transform .55s var(--ease-spring),background .4s,color .4s,border-color .4s,box-shadow .55s}
.how-step:hover .how-num{transform:scale(1.14) rotate(-4deg)}
.how-step{transition:transform .5s var(--ease-smooth)}
.how-step:hover{transform:translateY(-4px)}

/* ── Navbar polish ── */
.navbar{transition:background .5s var(--ease-smooth),padding .5s var(--ease-smooth),box-shadow .5s var(--ease-smooth),backdrop-filter .5s}
.nav-links a{transition:color .4s var(--ease-smooth)}
.nav-links a::after{transition:width .45s var(--ease-smooth)}
.logo-icon{transition:transform .5s var(--ease-spring)}
.logo:hover .logo-icon{transform:rotate(-8deg) scale(1.08)}

/* ── Hero card · lift + pause float on hover for tilt ── */
.hero-card{transition:transform .8s var(--ease-smooth),box-shadow .8s var(--ease-smooth)}
.hero-card:hover{animation-play-state:paused;box-shadow:0 28px 80px rgba(5,10,48,.18)}

/* ── School benefit hover ── */
.school-benefit{transition:transform .5s var(--ease-smooth)}
.school-benefit:hover{transform:translateX(6px)}
.school-benefit-icon{transition:transform .5s var(--ease-spring)}
.school-benefit:hover .school-benefit-icon{transform:rotate(-6deg) scale(1.08)}

/* ── Footer socials ── */
.footer-socials a{transition:transform .5s var(--ease-spring),background .4s}
.footer-socials a:hover{transform:translateY(-3px) scale(1.08)}

/* ── Will-change hints ── */
.btn-primary,.nav-cta,.pricing-btn.primary{will-change:transform}

/* ── Focus-visible (a11y) ── */
a:focus-visible,button:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:6px}

/* ── Lite mode trims (for dashboards) ── */
body[data-motion="lite"] .tlx-progress{height:2px;box-shadow:none}
body[data-motion="lite"] .hero::after,
body[data-motion="lite"] .cta::after{display:none}

/* ── Reduced motion ── */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .hero h1 .word>span{transform:none!important}
  .pricing-card.featured{animation:none!important}
  .tlx-progress{display:none}
  .hero::after,.cta::after{display:none}
}
