/* ==========================================================================
   Sponsorly — Design System
   Light, premium, Apple/Stripe/Linear-grade SaaS aesthetic.
   ========================================================================== */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  /* Palette */
  --bg:#FAFBFF;
  --bg-soft:#F5F7FD;
  --bg-tint:#EEF1FC;
  --card:#FFFFFF;
  --border:#E6E9F5;
  --border-strong:#D8DDF3;
  --text:#0B0D17;
  --text-2:#565D78;
  --text-3:#8A90A8;
  --accent:#5170FF;
  --accent-light:#7B8FFF;
  --accent-dark:#3A54E0;
  --accent-tint:rgba(81,112,255,0.08);
  --accent-tint-strong:rgba(81,112,255,0.14);
  --accent-border:rgba(81,112,255,0.22);
  --green:#12B76A;
  --green-tint:rgba(18,183,106,0.09);
  --green-border:rgba(18,183,106,0.22);
  --amber:#F79009;

  /* Shape */
  --r-sm:10px;
  --r:16px;
  --r-lg:24px;
  --r-xl:32px;

  /* Shadow */
  --shadow-sm:0 1px 2px rgba(20,25,60,0.04), 0 1px 1px rgba(20,25,60,0.03);
  --shadow-md:0 8px 24px rgba(30,40,90,0.08), 0 2px 6px rgba(30,40,90,0.05);
  --shadow-lg:0 24px 64px rgba(30,40,90,0.12), 0 8px 20px rgba(30,40,90,0.06);
  --shadow-glow:0 0 0 1px rgba(81,112,255,0.08), 0 20px 60px rgba(81,112,255,0.18);

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-soft:cubic-bezier(.16,1,.3,1);
}

html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-feature-settings:'ss01' 1,'cv05' 1;
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none;}
ul{list-style:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;}

::selection{background:var(--accent-tint-strong);color:var(--accent-dark);}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

.tnum{font-variant-numeric:tabular-nums;}

/* ---------------------------------------------------------------------- */
/* Layout helpers */
/* ---------------------------------------------------------------------- */
.wrap{max-width:1160px;margin:0 auto;padding:0 32px;}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 32px;}
section{position:relative;}
.section-pad{padding:120px 0;}
.section-pad-sm{padding:80px 0;}

@media(max-width:900px){
  .section-pad{padding:88px 0;}
  .section-pad-sm{padding:60px 0;}
  .wrap,.wrap-narrow{padding:0 22px;}
}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  color:var(--accent-dark);
  background:var(--accent-tint);
  border:1px solid var(--accent-border);
  padding:6px 14px;border-radius:100px;
  margin-bottom:20px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}

h1,h2,h3,h4{font-weight:800;letter-spacing:-0.03em;line-height:1.08;color:var(--text);}
.display-1{font-size:clamp(2.6rem,6vw,4.6rem);letter-spacing:-0.04em;font-weight:900;}
.display-2{font-size:clamp(2.1rem,4.4vw,3.2rem);font-weight:850;}
h2.h-section{font-size:clamp(1.9rem,3.6vw,2.7rem);}
h3.h-card{font-size:1.25rem;}

.lede{font-size:1.15rem;color:var(--text-2);line-height:1.7;font-weight:450;}
.body-copy{font-size:1rem;color:var(--text-2);line-height:1.75;}
.center{text-align:center;margin-left:auto;margin-right:auto;}

.grad-text{
  background:linear-gradient(100deg,var(--accent-dark) 10%,var(--accent) 45%,var(--accent-light) 80%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------------------------------------------------------------------- */
/* Buttons */
/* ---------------------------------------------------------------------- */
.btn{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:650;font-size:15px;letter-spacing:-0.01em;
  padding:13px 24px;border-radius:100px;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s ease,border-color .25s ease,color .25s ease;
  isolation:isolate;
}
.btn-primary{background:linear-gradient(180deg,var(--accent-light),var(--accent));color:#fff;box-shadow:0 1px 1px rgba(255,255,255,0.4) inset, 0 8px 20px rgba(81,112,255,0.28);}
.btn-primary:hover{transform:translateY(-3px) scale(1.025);box-shadow:0 1px 1px rgba(255,255,255,0.4) inset,0 16px 34px rgba(81,112,255,0.4);}
.btn-primary:active{transform:translateY(-1px) scale(0.99);}
.btn-dark{background:var(--text);color:#fff;}
.btn-dark:hover{background:#22263a;transform:translateY(-3px) scale(1.02);}
.btn-secondary{background:var(--card);color:var(--text);border-color:var(--border-strong);box-shadow:var(--shadow-sm);}
.btn-secondary:hover{border-color:var(--accent);color:var(--accent-dark);transform:translateY(-3px) scale(1.02);box-shadow:var(--shadow-md);}
.btn-ghost{background:transparent;color:var(--text-2);}
.btn-ghost:hover{color:var(--accent-dark);}
.btn-lg{padding:16px 30px;font-size:16px;}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-block{width:100%;}

.ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,0.55);transform:scale(0);animation:rippleAnim .6s var(--ease-soft);pointer-events:none;}
@keyframes rippleAnim{to{transform:scale(3.2);opacity:0;}}

/* ---------------------------------------------------------------------- */
/* Nav */
/* ---------------------------------------------------------------------- */
.nav{
  position:sticky;top:0;z-index:200;
  height:72px;display:flex;align-items:center;
  border-bottom:1px solid transparent;
  background:rgba(250,251,255,0);
  transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.nav.scrolled{
  background:rgba(250,251,255,0.78);
  backdrop-filter:blur(16px) saturate(160%);
  -webkit-backdrop-filter:blur(16px) saturate(160%);
  border-bottom-color:var(--border);
  box-shadow:0 1px 0 rgba(20,25,60,0.02);
}
.nav-inner{max-width:1240px;margin:0 auto;padding:0 28px;width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.05rem;letter-spacing:-0.02em;transition:opacity .25s ease,transform .25s var(--ease);}
.nav-logo:hover{opacity:0.8;transform:scale(1.035);}
.nav-logo img{height:26px;width:auto;}
.nav-logo .lg-word{display:inline-flex;white-space:nowrap;}
.nav-logo .lg-accent{color:var(--accent);}
.nav-center{display:flex;align-items:center;gap:2px;background:rgba(255,255,255,0.5);border:1px solid var(--border);padding:5px;border-radius:100px;}
.nav-link{
  position:relative;font-size:14px;font-weight:560;color:var(--text-2);
  padding:8px 16px;border-radius:100px;transition:color .2s,background .2s;
  display:flex;align-items:center;gap:5px;
}
.nav-link:hover{color:var(--text);background:var(--bg-soft);}
.nav-link.has-drop:hover .drop{opacity:1;visibility:visible;transform:translateY(0);}
.drop{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(6px);
  background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  box-shadow:var(--shadow-lg);padding:10px;min-width:190px;
  opacity:0;visibility:hidden;transition:all .25s var(--ease);
}
.drop a{display:block;padding:9px 12px;border-radius:9px;font-size:13.5px;color:var(--text-2);font-weight:520;}
.drop a:hover{background:var(--accent-tint);color:var(--accent-dark);}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-burger{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--text);}
.mobile-menu{
  position:fixed;inset:72px 0 0 0;background:var(--bg);z-index:190;
  padding:24px 24px 40px;display:none;flex-direction:column;gap:4px;
  overflow-y:auto;
}
.mobile-menu.open{display:flex;}
.mobile-menu a{padding:15px 6px;font-size:1.05rem;font-weight:600;border-bottom:1px solid var(--border);}
@media(max-width:900px){
  .nav-center{display:none;}
  .nav-burger{display:block;}
  .nav-cta .btn-secondary{display:none;}
}

/* ---------------------------------------------------------------------- */
/* Fade / reveal system */
/* ---------------------------------------------------------------------- */
.rv{opacity:0;transform:translateY(38px) scale(.985);transition:opacity 1s var(--ease-soft),transform 1s var(--ease-soft);}
.rv.show{opacity:1;transform:translateY(0) scale(1);}
.rv-scale{opacity:0;transform:scale(.9) translateY(20px);transition:opacity .9s var(--ease-soft),transform .9s var(--ease-soft);}
.rv-scale.show{opacity:1;transform:scale(1) translateY(0);}
.rv-l{opacity:0;transform:translateX(-46px);transition:opacity 1s var(--ease-soft),transform 1s var(--ease-soft);}
.rv-l.show{opacity:1;transform:translateX(0);}
.rv-r{opacity:0;transform:translateX(46px);transition:opacity 1s var(--ease-soft),transform 1s var(--ease-soft);}
.rv-r.show{opacity:1;transform:translateX(0);}
.d1{transition-delay:.08s;}.d2{transition-delay:.16s;}.d3{transition-delay:.24s;}.d4{transition-delay:.32s;}.d5{transition-delay:.4s;}.d6{transition-delay:.48s;}

/* ---------------------------------------------------------------------- */
/* Background atmosphere */
/* ---------------------------------------------------------------------- */
.aurora{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;}
.aurora span{
  position:absolute;border-radius:50%;filter:blur(70px);opacity:0.55;
  background:radial-gradient(circle,var(--accent-light),transparent 70%);
  animation:auroraDrift 16s ease-in-out infinite;
}
.aurora span:nth-child(1){width:520px;height:520px;top:-220px;left:-120px;}
.aurora span:nth-child(2){width:460px;height:460px;top:-160px;right:-160px;background:radial-gradient(circle,#B9C4FF,transparent 70%);animation-delay:-6s;}
.aurora span:nth-child(3){width:400px;height:400px;bottom:-220px;left:35%;background:radial-gradient(circle,#D8DEFF,transparent 70%);animation-delay:-11s;}
@keyframes auroraDrift{0%,100%{transform:translate(0,0) scale(1);}50%{transform:translate(30px,40px) scale(1.08);}}

.grid-fade{
  position:absolute;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 60% 50% at 50% 0%,black 40%,transparent 100%);
  opacity:0.5;
}

/* ---------------------------------------------------------------------- */
/* Cards */
/* ---------------------------------------------------------------------- */
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;isolation:isolate;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s ease;
}
.card::before{
  content:'';position:absolute;inset:0;z-index:-1;opacity:0;pointer-events:none;
  background:radial-gradient(280px circle at var(--mx,50%) var(--my,50%),rgba(81,112,255,0.08),transparent 70%);
  transition:opacity .4s ease;
}
.card:hover::before{opacity:1;}
.card:hover{transform:translateY(-9px) scale(1.012);box-shadow:var(--shadow-lg);border-color:var(--border-strong);}
.card-pad{padding:32px;}

.glass{
  background:rgba(255,255,255,0.6);
  backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  border:1px solid rgba(255,255,255,0.6);
}

/* ---------------------------------------------------------------------- */
/* Stats */
/* ---------------------------------------------------------------------- */
.stat-num{font-size:2.4rem;font-weight:900;letter-spacing:-0.03em;color:var(--text);}
.stat-num [data-count]{display:inline-block;}
.stat-lbl{font-size:13px;color:var(--text-3);margin-top:6px;font-weight:520;}

/* ---------------------------------------------------------------------- */
/* Score ring (signature element) */
/* ---------------------------------------------------------------------- */
.score-ring{
  --pct:0;
  width:150px;height:150px;border-radius:50%;
  background:conic-gradient(var(--accent) calc(var(--pct)*1%),var(--bg-tint) 0);
  display:flex;align-items:center;justify-content:center;
  transition:background 1s var(--ease-soft);
  box-shadow:0 0 0 1px var(--border), 0 20px 40px rgba(81,112,255,0.12);
  animation:ringBreathe 3.2s ease-in-out infinite;
}
@keyframes ringBreathe{
  0%,100%{box-shadow:0 0 0 1px var(--border), 0 20px 40px rgba(81,112,255,0.12);}
  50%{box-shadow:0 0 0 1px var(--border), 0 24px 54px rgba(81,112,255,0.24);}
}
.score-ring-in{
  width:118px;height:118px;border-radius:50%;background:var(--card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:inset 0 1px 2px rgba(20,25,60,0.05);
}
.score-ring-in strong{font-size:2.1rem;font-weight:900;letter-spacing:-0.03em;}
.score-ring-in span{font-size:11px;color:var(--text-3);font-weight:600;}

/* ---------------------------------------------------------------------- */
/* Footer */
/* ---------------------------------------------------------------------- */
footer{background:var(--bg-soft);border-top:1px solid var(--border);padding:80px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:40px;padding-bottom:56px;}
.foot-brand p{color:var(--text-2);font-size:14px;max-width:260px;margin:14px 0 22px;line-height:1.7;}
.foot-col h5{font-size:12.5px;text-transform:uppercase;letter-spacing:0.07em;color:var(--text-3);margin-bottom:16px;font-weight:700;}
.foot-col a{display:block;font-size:14.5px;color:var(--text-2);margin-bottom:12px;font-weight:500;transition:color .2s;}
.foot-col a:hover{color:var(--accent-dark);}
.foot-social{display:flex;gap:10px;margin-top:4px;}
.foot-social a{
  width:38px;height:38px;border-radius:11px;background:var(--card);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:all .3s var(--ease);
}
.foot-social a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-3px);}
.foot-news{display:flex;gap:8px;margin-top:16px;max-width:340px;}
.foot-news input{flex:1;min-width:0;padding:11px 14px;border-radius:10px;border:1px solid var(--border-strong);font-size:13.5px;font-family:inherit;background:var(--card);}
.foot-news input:focus{outline:none;border-color:var(--accent);}
.foot-bottom{border-top:1px solid var(--border);padding:22px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--text-3);}
.foot-bottom a{color:var(--text-3);}
.foot-bottom a:hover{color:var(--accent-dark);}
@media(max-width:900px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px 20px;}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr 1fr;}
}

/* ---------------------------------------------------------------------- */
/* Scroll progress bar */
/* ---------------------------------------------------------------------- */
.scroll-progress{position:fixed;top:0;left:0;height:3px;background:linear-gradient(90deg,var(--accent-dark),var(--accent-light));z-index:300;width:0%;transition:width .1s linear;}

/* ---------------------------------------------------------------------- */
/* Utility grids */
/* ---------------------------------------------------------------------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media(max-width:900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr;}}
@media(max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:100px;font-size:12px;font-weight:650;}
.pill-green{background:var(--green-tint);color:var(--green);border:1px solid var(--green-border);}
.pill-accent{background:var(--accent-tint);color:var(--accent-dark);border:1px solid var(--accent-border);}

hr.divider{border:none;border-top:1px solid var(--border);margin:0;}

/* page hero (inner pages) */
.page-hero{padding:170px 0 90px;text-align:center;position:relative;overflow:hidden;}
.page-hero .eyebrow{margin-left:auto;margin-right:auto;}

/* Skip link */
.skip-link{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;border-radius:8px;z-index:999;}
.skip-link:focus{left:16px;top:16px;}