/* ============================================================
   Ripple Capital - Apollo-LAYOUT theme
   Layout/structure modeled on apollo.com/homepage.
   Font = Ripple's own (Inter, no serif). Theme = Ripple teal/black.
   See design.md.
   ============================================================ */

/* ---------------- Tokens ---------------- */
:root{
  --font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;

  /* surfaces */
  --bg:#ffffff;
  --bg-alt:#f4f5f7;
  --bg-dark:#000000;
  --teal:#0cbebe;
  --teal-dark:#087e91;
  --steel:#20516e;

  /* text */
  --text:#0b0b0c;
  --text-secondary:#606372;
  --on-dark:#ffffff;
  --on-dark-muted:#c9cdd6;

  --border:#d9dbe1;
  --border-dark:rgba(255,255,255,.16);

  /* layout */
  --container:1280px;
  --gutter:clamp(20px,5vw,72px);
  --gap:40px;
  --gap-sm:24px;

  --radius-pill:9999px;
  --radius-chip:5px;
  --nav-h:84px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.5;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
::selection{background:var(--teal);color:#fff;}

/* ---------------- Type ---------------- */
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.08;}
p{margin:0;}
.display{font-size:clamp(2.5rem,4.4vw + 1rem,4.75rem);font-weight:700;letter-spacing:-.025em;line-height:1.03;}
.h-xl{font-size:clamp(2rem,2.8vw + 1rem,3.25rem);font-weight:700;letter-spacing:-.025em;line-height:1.08;}
.h-lg{font-size:clamp(1.75rem,1.6vw + 1rem,2.5rem);font-weight:700;letter-spacing:-.02em;line-height:1.12;}
.h-md{font-size:1.375rem;font-weight:600;letter-spacing:-.01em;line-height:1.25;}
.eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-secondary);}
.lead{font-size:1.0625rem;line-height:1.6;color:var(--text-secondary);}
.body{font-size:.9375rem;line-height:1.6;color:var(--text-secondary);}
.muted-on-dark{color:var(--on-dark-muted);}

/* ---------------- Layout ---------------- */
.container{max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter);width:100%;}
.section{padding-block:84px;}
.section--alt{background:var(--bg-alt);}
.section--dark{background:var(--bg-dark);color:var(--on-dark);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px;}
.section-head .eyebrow{margin-bottom:14px;}
.section--dark .eyebrow{color:var(--on-dark-muted);}

/* ---------------- Buttons ---------------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-size:1rem;font-weight:500;line-height:1;padding:13px 22px;border-radius:var(--radius-pill);border:1.5px solid transparent;transition:all .2s ease;white-space:nowrap;}
.btn--light{background:#fff;color:var(--text);border-color:#fff;}
.btn--light:hover{background:transparent;color:#fff;border-color:#fff;}
.btn--dark{background:var(--text);color:#fff;border-color:var(--text);}
.btn--dark:hover{background:var(--teal-dark);border-color:var(--teal-dark);color:#fff;}
.btn--teal{background:var(--teal-dark);color:#fff;border-color:var(--teal-dark);}
.btn--teal:hover{background:var(--teal);border-color:var(--teal);}
.btn--outline{background:transparent;color:var(--text);border-color:rgba(0,0,0,.55);}
.btn--outline:hover{background:var(--text);color:#fff;border-color:var(--text);}
.section--dark .btn--outline,.footer .btn--outline{color:#fff;border-color:rgba(255,255,255,.5);}
.section--dark .btn--outline:hover,.footer .btn--outline:hover{background:#fff;color:var(--text);border-color:#fff;}

/* text-link with circular arrow */
.arrow-link{display:inline-flex;align-items:center;gap:12px;font-weight:500;font-size:1rem;color:inherit;}
.arrow-circ{width:38px;height:38px;border-radius:50%;border:1.5px solid currentColor;flex:none;display:inline-flex;align-items:center;justify-content:center;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;}
.arrow-circ svg{width:15px;height:15px;}
.arrow-link:hover .arrow-circ{background:var(--teal);border-color:var(--teal);color:#fff;transform:translateX(4px);}

/* ---------------- Nav ---------------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;color:#fff;background:transparent;border-bottom:1px solid transparent;transition:background .25s ease,height .25s ease,border-color .25s ease;}
.nav.scrolled{background:rgba(0,0,0,.95);height:68px;border-bottom-color:var(--border-dark);backdrop-filter:saturate(140%) blur(6px);}
.nav .container{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav__logo img{height:26px;width:auto;}
.nav__links{display:flex;gap:30px;align-items:center;}
.nav__links a{font-size:.9375rem;font-weight:500;color:#fff;opacity:.92;transition:opacity .2s ease;}
.nav__links a:hover{opacity:1;}
.nav__right{display:flex;align-items:center;gap:18px;}

/* ---------------- Hero (carousel) ---------------- */
.hero{position:relative;min-height:min(94vh,820px);display:flex;align-items:stretch;overflow:hidden;color:#fff;}
.hero__video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;}
.hero__shim{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(0,0,0,.45) 0%,rgba(0,0,0,.12) 42%,rgba(0,0,0,.72) 100%);}
.hero .container{position:relative;z-index:5;display:flex;flex-direction:column;justify-content:flex-end;padding-top:calc(var(--nav-h) + 40px);padding-bottom:44px;width:100%;}
.hero__eyebrow{color:rgba(255,255,255,.85);margin-bottom:22px;}
.hero__title{max-width:17ch;margin-bottom:auto;}
.hero__strip{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-top:48px;flex-wrap:wrap;}
.hero__left{max-width:46ch;}
.hero__desc{font-size:1.125rem;line-height:1.5;color:rgba(255,255,255,.92);min-height:3em;}
.hero__ctarow{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}
.hero .btn--outline{color:#fff;border-color:rgba(255,255,255,.6);background:transparent;}
.hero .btn--outline:hover{background:#fff;color:var(--text);border-color:#fff;}
.hero__tabs{display:flex;gap:28px;align-items:center;flex-wrap:wrap;}
.hero__tab{background:none;border:none;padding:0;color:rgba(255,255,255,.5);font-size:1.0625rem;font-weight:600;letter-spacing:-.01em;transition:color .2s ease;position:relative;}
.hero__tab.is-active{color:#fff;}
.hero__tab.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--teal);}
.hero__controls{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18);}
.hero__dots{display:flex;gap:10px;}
.hero__dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.35);border:none;padding:0;transition:background .2s ease,transform .2s ease;}
.hero__dot.is-active{background:#fff;transform:scale(1.15);}
.hero__btns{display:flex;gap:10px;}
.hero__round{width:42px;height:42px;border-radius:50%;border:1.5px solid rgba(255,255,255,.5);background:transparent;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;line-height:1;transition:background .2s ease,color .2s ease,border-color .2s ease;}
.hero__round:hover{background:#fff;color:var(--text);border-color:#fff;}

/* ---------------- Brand band ---------------- */
.brand-band{background:var(--steel);color:#fff;padding-block:104px;}
.brand-band__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:start;}
.brand-band__statement{font-size:clamp(1.75rem,1.8vw + 1rem,2.75rem);font-weight:700;letter-spacing:-.025em;line-height:1.12;}
.brand-band__statement em{color:var(--teal);font-style:normal;}
.brand-band__right .lead{color:rgba(255,255,255,.9);}
.brand-band__by{display:flex;align-items:center;gap:14px;margin:28px 0;}
.brand-band__avatar{width:60px;height:60px;border-radius:50%;object-fit:cover;flex:none;background:var(--teal);}
.brand-band__name{font-weight:600;font-size:1.0625rem;}
.brand-band__role{font-size:.9375rem;color:rgba(255,255,255,.75);}

/* ---------------- Feature columns (criteria) ---------------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.feature{display:flex;flex-direction:column;gap:18px;padding-top:24px;border-top:1px solid var(--border);}
.section--dark .feature{border-top-color:var(--border-dark);}
.feature__desc{color:var(--text-secondary);font-size:.95rem;line-height:1.6;}
.section--dark .feature__desc{color:var(--on-dark-muted);}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;}
.tag{font-size:.8125rem;font-weight:500;padding:5px 13px;border-radius:var(--radius-chip);background:#fff;border:1px solid var(--border);color:var(--text-secondary);}
.section--alt .tag{background:#fff;}
.section--dark .tag{background:transparent;border-color:var(--border-dark);color:var(--on-dark-muted);}

/* ---------------- Portfolio logo grid ---------------- */
.logo-grid{display:grid;gap:var(--gap);}
.logo-grid--3{grid-template-columns:repeat(3,1fr);}
.logo-grid--4{grid-template-columns:repeat(4,1fr);}
.logo-card{display:flex;flex-direction:column;gap:14px;}
.logo-card__tile{background:#fff;border:1px solid var(--border);aspect-ratio:3/2;display:flex;align-items:center;justify-content:center;padding:26px;transition:transform .2s ease;}
.section--dark .logo-card__tile{border-color:transparent;}
.logo-card__tile img{max-height:58px;max-width:78%;width:auto;object-fit:contain;}
.logo-card:hover .logo-card__tile{transform:translateY(-3px);}
.logo-card__meta{display:flex;align-items:baseline;justify-content:space-between;gap:8px;}
.logo-card__meta .year{font-size:.8125rem;font-weight:500;color:var(--text-secondary);}
.section--dark .logo-card__meta .label{color:#fff;}
.section--dark .logo-card__meta .year{color:var(--on-dark-muted);}
.subhead{display:flex;align-items:baseline;gap:14px;margin:56px 0 28px;}
.subhead:first-of-type{margin-top:8px;}

/* ---------------- Audience cards (ecosystem, colored) ---------------- */
.aud-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.aud-card{display:flex;flex-direction:column;align-items:flex-start;gap:22px;min-height:300px;padding:36px;color:#fff;transition:transform .2s ease;}
.aud-card:hover{transform:translateY(-4px);}
.aud-card--teal{background:var(--teal-dark);}
.aud-card--steel{background:var(--steel);}
.aud-card--black{background:#141414;}
.aud-card__logo{height:42px;width:auto;}
.aud-card__desc{font-size:1.0625rem;line-height:1.45;color:rgba(255,255,255,.92);}
.aud-card .arrow-link{color:#fff;margin-top:auto;}

/* ---------------- Bottom CTA band ---------------- */
.cta-band{background:var(--teal-dark);color:#fff;padding-block:110px;}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:56px;flex-wrap:wrap;}
.cta-band__title{font-size:clamp(1.875rem,1.8vw + 1rem,2.75rem);font-weight:700;letter-spacing:-.025em;line-height:1.12;max-width:22ch;}

/* ---------------- Footer ---------------- */
.footer{background:var(--bg-dark);color:var(--on-dark-muted);padding-block:72px 36px;}
.footer__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:var(--gap);}
.footer__brand{display:flex;flex-direction:column;gap:18px;align-items:flex-start;}
.footer__brand img{height:26px;width:auto;}
.footer__brand .desc{font-size:.95rem;color:var(--on-dark-muted);max-width:32ch;line-height:1.5;}
.footer__col h4{font-size:.8125rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:18px;}
.footer__col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.footer__col a{font-size:.9375rem;color:var(--on-dark-muted);transition:color .2s ease;}
.footer__col a:hover{color:#fff;}
.footer__bottom{margin-top:56px;padding-top:24px;border-top:1px solid var(--border-dark);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer__bottom img{height:22px;width:auto;opacity:.9;}
.footer__copy{font-size:.8125rem;color:var(--on-dark-muted);}

/* ---------------- Responsive ---------------- */
@media (max-width:991px){
  .section{padding-block:64px;}
  .brand-band__grid{grid-template-columns:1fr;gap:36px;}
  .features{grid-template-columns:repeat(3,1fr);}
  .logo-grid--4{grid-template-columns:repeat(3,1fr);}
  .aud-grid{grid-template-columns:1fr;}
  .footer__top{grid-template-columns:1fr 1fr;row-gap:44px;}
  .nav__links{display:none;}
}
@media (max-width:767px){
  .section{padding-block:48px;}
  .logo-grid{gap:var(--gap-sm);}
  .features{grid-template-columns:1fr;gap:28px;}
  .logo-grid--3,.logo-grid--4{grid-template-columns:repeat(2,1fr);}
  .hero__strip{flex-direction:column;align-items:flex-start;gap:28px;}
  .hero__tabs{gap:20px;}
  .cta-band{padding-block:64px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;gap:26px;}
  .footer__top{grid-template-columns:1fr;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .logo-grid--3,.logo-grid--4{grid-template-columns:1fr;}
}