/* ============================================================
   FORTUNE TECHNOLOGIES — base.css
   Tokens & primitives per DESIGN-revolut.md:
   true-black storytelling canvas + white catalogue bands,
   cobalt-violet #494fdf as scarce brand stamp, pill buttons,
   rounded-20 cards, display type / Inter body.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  /* brand */
  --primary:#494fdf;
  --primary-bright:#4f55f1;
  --primary-deep:#3a40c4;
  --on-primary:#ffffff;

  /* text */
  --ink:#191c1f;
  --body-c:#1f2226;
  --charcoal:#3a3d40;
  --mute:#505a63;
  --ash:#5c5e60;
  --stone:#8d969e;
  --faint:#c9c9cd;
  --on-dark:#ffffff;
  --on-dark-mute:rgba(255,255,255,.72);

  /* surfaces */
  --white:#ffffff;
  --black:#000000;
  --soft:#f4f4f4;
  --card:#ffffff;
  --deep:#0a0a0a;
  --elev:#16181a;

  /* hairlines */
  --hl-light:#e2e2e7;
  --hl-dark:rgba(255,255,255,.12);
  --hl-strong:#191c1f;
  --divider:rgba(255,255,255,.06);

  /* accents — illustration/mockup use only, never button surfaces */
  --a-teal:#00a87e;
  --a-link:#376cd5;
  --a-lblue:#007bc2;
  --a-lgreen:#428619;
  --a-gtext:#006400;
  --a-yellow:#b09000;
  --a-warn:#ec7e00;
  --a-pink:#e61e49;
  --a-danger:#e23b4a;
  --a-dred:#8b0000;
  --a-brown:#936d62;

  /* radii */
  --r-sm:8px; --r-md:12px; --r-lg:20px; --r-xl:28px; --r-full:9999px;

  /* spacing */
  --s-xs:6px; --s-sm:8px; --s-md:14px; --s-lg:16px; --s-xl:24px;
  --s-xxl:32px; --s-xxxl:48px; --block:80px; --section:88px; --band:120px;

  /* type */
  --font-display:"General Sans","Inter Display",Inter,-apple-system,"Segoe UI",sans-serif;
  --font-body:Inter,-apple-system,"Segoe UI",Roboto,sans-serif;

  /* layout */
  --container:1200px;
  --nav-h:64px;
  --announce-h:42px;

  --ease:cubic-bezier(.22,.61,.21,1);
}

/* ---------- Reset & base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:16px;line-height:1.5;letter-spacing:.24px;
  color:var(--ink);
  background:var(--black);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--primary);color:var(--on-primary)}

:focus-visible{outline:2px solid var(--primary-bright);outline-offset:3px;border-radius:4px}
.band-dark :focus-visible{outline-color:var(--on-dark)}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--primary);color:var(--on-primary);
  padding:12px 20px;border-radius:0 0 var(--r-md) 0;font-weight:600;
}
.skip-link:focus{left:0}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}

/* ---------- Typography scale ---------- */
.display-xxl{
  font-family:var(--font-display);font-weight:500;line-height:1.02;
  font-size:clamp(46px,8.6vw,136px);letter-spacing:-.02em;
}
.display-xl{
  font-family:var(--font-display);font-weight:500;line-height:1.02;
  font-size:clamp(38px,5.4vw,80px);letter-spacing:-.01em;
}
.display-lg{
  font-family:var(--font-display);font-weight:500;line-height:1.18;
  font-size:clamp(30px,3.6vw,48px);letter-spacing:-.01em;
}
.display-md{
  font-family:var(--font-display);font-weight:500;line-height:1.2;
  font-size:clamp(27px,3vw,40px);letter-spacing:-.01em;
}
.heading-lg{font-family:var(--font-display);font-weight:500;font-size:clamp(25px,2.4vw,32px);line-height:1.19;letter-spacing:-.01em}
.heading-md{font-family:var(--font-display);font-weight:500;font-size:24px;line-height:1.33}
.heading-sm{font-family:var(--font-display);font-weight:500;font-size:20px;line-height:1.4}
.body-lg{font-size:18px;line-height:1.56;letter-spacing:-.09px}
.body-md{font-size:16px;line-height:1.5;letter-spacing:.24px}
.body-bold{font-weight:600;letter-spacing:.16px}
.body-sm{font-size:14px;line-height:1.43}
.caption{font-size:13px;line-height:1.4}
.mono-label{
  font-family:var(--font-body);font-size:13px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;
}

/* ---------- Layout primitives ---------- */
.container{max-width:var(--container);margin-inline:auto;padding-inline:var(--s-xl)}
.section{padding-block:var(--section)}
@media (max-width:767px){.section{padding-block:64px}}
.band-dark{background:var(--black);color:var(--on-dark)}
.band-deep{background:var(--deep);color:var(--on-dark)}
.band-black{background:var(--black);color:var(--on-dark)}
.band-white{background:var(--white);color:var(--ink)}
.band-soft{background:var(--soft);color:var(--ink)}
.divider-dark{border-top:1px solid var(--divider)}
.divider-light{border-top:1px solid var(--hl-light)}
.text-mute{color:var(--mute)}
.text-on-dark-mute{color:var(--on-dark-mute)}
.center{text-align:center}

.section-head{max-width:760px;margin-bottom:56px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head .body-lg,.section-head p{margin-top:20px;color:var(--mute)}
.band-dark .section-head .body-lg,.band-dark .section-head p,
.band-deep .section-head .body-lg,.band-deep .section-head p,
.band-black .section-head .body-lg,.band-black .section-head p{color:var(--on-dark-mute)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--mute);margin-bottom:18px;
}
.band-dark .eyebrow,.band-deep .eyebrow,.band-black .eyebrow{color:var(--on-dark-mute)}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;opacity:.6}
.center .eyebrow{justify-content:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:13px 28px;border-radius:var(--r-full);
  font-family:var(--font-body);font-size:16px;font-weight:600;line-height:1.5;letter-spacing:.24px;
  transition:transform .25s var(--ease),background-color .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.98)}
.btn svg{flex:none}
.btn-light{background:var(--white);color:var(--black)}
.btn-light:hover{background:var(--faint)}
.btn-dark{background:var(--black);color:var(--on-dark)}
.btn-dark:hover{background:var(--charcoal)}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:var(--primary-bright)}
.btn-soft{background:var(--soft);color:var(--ink)}
.btn-soft:hover{background:var(--hl-light)}
.btn-outline-dark{background:transparent;color:var(--ink);border:1px solid var(--hl-strong)}
.btn-outline-dark:hover{background:var(--soft)}
.btn-outline-light{background:transparent;color:var(--on-dark);border:1px solid var(--on-dark)}
.btn-outline-light:hover{background:rgba(255,255,255,.08)}
.btn-lg{min-height:56px;padding:15px 34px;font-family:var(--font-display);font-size:20px;font-weight:500;letter-spacing:0}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.btn-row.center{justify-content:center}
.link-emph{font-weight:700;letter-spacing:.24px;border-bottom:1px solid currentColor;padding-bottom:2px}
.band-white .link-emph,.band-soft .link-emph{color:var(--a-link)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.24px}
.link-arrow svg{transition:transform .25s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.band-white .link-arrow{color:var(--ink)}
.band-dark .link-arrow,.band-deep .link-arrow,.band-black .link-arrow{color:var(--on-dark)}

/* ---------- Badges / chips ---------- */
.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--soft);color:var(--ink);
  font-size:13px;line-height:1.4;letter-spacing:.24px;
  border-radius:var(--r-full);padding:5px 12px;
}
.badge-feature{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--primary);color:var(--on-primary);
  font-size:13px;font-weight:600;line-height:1.4;
  border-radius:var(--r-full);padding:5px 12px;
}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--soft);color:var(--ink);
  font-size:14px;font-weight:600;line-height:1.43;
  border-radius:var(--r-full);padding:8px 16px;min-height:36px;
}
.band-dark .chip,.band-deep .chip,.band-black .chip{background:var(--elev);color:var(--on-dark);border:1px solid var(--hl-dark)}
.band-deep .badge-tag,.band-black .badge-tag,.band-dark .badge-tag{background:var(--elev);color:var(--on-dark);border:1px solid var(--hl-dark)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip-row.scroll{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.chip-row.scroll::-webkit-scrollbar{display:none}

/* ---------- Cards ---------- */
.card{
  background:var(--card);border:1px solid var(--hl-light);
  border-radius:var(--r-lg);padding:var(--s-xxl);
  color:var(--ink);
}
.card h1,.card h2,.card h3,.card h4{color:var(--ink)}
.card p:not(.form-error){color:var(--mute)}
.card-dark{
  background:var(--elev);border:1px solid transparent;
  border-radius:var(--r-lg);padding:var(--s-xxl);
  color:var(--on-dark);
}
.card-dark h1,.card-dark h2,.card-dark h3,.card-dark h4{color:var(--on-dark)}
.card-dark p:not(.form-error),.card-dark li,.card-dark .eyebrow,.card-dark .plan-price{color:var(--on-dark-mute)}
.card-dark .caption,.card-dark .text-mute{color:var(--on-dark-mute)}
.card-hover{transition:border-color .3s var(--ease),background-color .3s var(--ease),transform .3s var(--ease)}
.card-hover:hover{border-color:var(--hl-strong)}
.card-dark.card-hover:hover{border-color:var(--hl-dark);background:#1b1d20}
.grid{display:grid;gap:var(--s-xl)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1023px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.icon-tile{
  width:52px;height:52px;border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;
  background:var(--soft);color:var(--primary);
}
.card-dark .icon-tile,.band-dark .icon-tile{background:rgba(73,79,223,.16);color:#8f95ff}
.icon-tile svg{width:26px;height:26px}
.card h3{margin-bottom:10px}
.card p,.card-dark p{color:var(--mute)}
.card-dark p{color:var(--on-dark-mute)}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* ============================================================
   ANNOUNCEMENT BAR
   ============================================================ */
.announce{
  background:var(--primary);color:var(--on-primary);
  min-height:var(--announce-h);
  display:flex;align-items:center;justify-content:center;
  padding:8px var(--s-xl);position:relative;z-index:60;
}
.announce[hidden]{display:none}
.announce a{font-weight:600;display:inline-flex;align-items:center;gap:8px}
.announce a:hover{text-decoration:underline}
.announce .caption{opacity:.92}

/* ============================================================
   NAVBAR + MOBILE MENU
   ============================================================ */
.nav-wrap{position:sticky;top:0;z-index:50;background:var(--black)}
.nav{
  height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:var(--s-xl);
}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--on-dark)}
.brand-glyph{
  width:34px;height:34px;border-radius:10px;background:var(--primary);
  display:flex;align-items:center;justify-content:center;flex:none;
  font-family:var(--font-display);font-weight:600;font-size:18px;color:var(--on-primary);
}
.brand-name{font-family:var(--font-display);font-weight:500;font-size:19px;letter-spacing:-.01em;line-height:1.05}
.brand-name small{display:block;font-family:var(--font-body);font-weight:600;font-size:9px;letter-spacing:.34em;text-transform:uppercase;color:var(--on-dark-mute)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links>a{
  color:var(--on-dark-mute);font-size:16px;font-weight:600;letter-spacing:.24px;
  padding:10px 14px;border-radius:var(--r-full);transition:color .2s,background-color .2s;
}
.nav-links>a:hover,.nav-links>a[aria-current="page"]{color:var(--on-dark);background:var(--elev)}
.nav-links .has-sub{position:relative}
.nav-cta{display:flex;align-items:center;gap:8px}
.nav-login{color:var(--on-dark);font-size:16px;font-weight:600;letter-spacing:.24px;padding:10px 12px;border-radius:var(--r-full)}
.nav-login:hover{background:var(--elev)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-full);align-items:center;justify-content:center;color:var(--on-dark)}
.nav-toggle svg{width:24px;height:24px}

.mobile-menu{
  position:fixed;inset:0;z-index:90;background:var(--black);color:var(--on-dark);
  padding:calc(var(--nav-h) + 20px) var(--s-xl) var(--s-xxxl);
  overflow-y:auto;display:none;
}
.mobile-menu.open{display:block}
.mm-head{
  position:absolute;top:0;left:0;right:0;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding-inline:var(--s-xl);border-bottom:1px solid var(--hl-dark);background:var(--black);
}
.mm-close{width:44px;height:44px;border-radius:var(--r-full);display:flex;align-items:center;justify-content:center;color:var(--on-dark)}
.mm-group{border-bottom:1px solid var(--hl-dark)}
.mm-group>button{
  width:100%;display:flex;justify-content:space-between;align-items:center;
  padding:17px 0;font-family:var(--font-display);font-weight:500;font-size:21px;color:var(--on-dark);text-align:left;
}
.mm-group>button svg{transition:transform .3s var(--ease);color:var(--on-dark-mute)}
.mm-group.open>button svg{transform:rotate(45deg)}
.mm-sub{display:none;padding:2px 0 18px;flex-direction:column}
.mm-group.open .mm-sub{display:flex}
.mm-sub a{padding:9px 0;color:var(--on-dark-mute);font-size:15.5px;font-weight:600;letter-spacing:.24px}
.mm-sub a:hover{color:var(--on-dark)}
.mm-direct>a{display:block;padding:16px 0;font-family:var(--font-display);font-weight:500;font-size:21px;border-bottom:1px solid var(--hl-dark);color:var(--on-dark)}
.mm-cta{margin-top:30px;display:flex;flex-direction:column;gap:12px}
.mm-cta .btn{width:100%}
@media (max-width:1023px){
  .nav-links,.nav-login{display:none}
  .nav-toggle{display:flex}
  .nav-cta>.btn{display:none}
}

/* ============================================================
   ANIMATED BACKGROUND SYSTEM
   ============================================================ */
[data-bg]{position:relative;isolation:isolate}
.bg-layer{position:absolute;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.bg-layer canvas{position:absolute;inset:0;width:100%;height:100%}
.orb{
  position:absolute;border-radius:50%;
  filter:blur(70px);opacity:.5;will-change:transform;
}
.orb-1{width:640px;height:640px;background:radial-gradient(circle at 35% 35%,rgba(73,79,223,.55),rgba(73,79,223,0) 65%);animation:drift1 26s ease-in-out infinite alternate}
.orb-2{width:520px;height:520px;background:radial-gradient(circle at 60% 40%,rgba(0,168,126,.30),rgba(0,168,126,0) 65%);animation:drift2 32s ease-in-out infinite alternate}
.orb-3{width:460px;height:460px;background:radial-gradient(circle at 50% 50%,rgba(230,30,73,.22),rgba(230,30,73,0) 62%);animation:drift3 38s ease-in-out infinite alternate}
.orb-violet{width:720px;height:720px;background:radial-gradient(circle at 45% 45%,rgba(79,85,241,.55),rgba(79,85,241,0) 68%);animation:drift1 30s ease-in-out infinite alternate}
@keyframes drift1{from{translate:-6% -4%;scale:1}to{translate:7% 9%;scale:1.12}}
@keyframes drift2{from{translate:8% 6%;scale:1.05}to{translate:-7% -8%;scale:.94}}
@keyframes drift3{from{translate:0 8%;scale:.96}to{translate:-9% -5%;scale:1.1}}
.bg-gridlines{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(ellipse 90% 85% at 50% 25%,#000 25%,transparent 78%);
          mask-image:radial-gradient(ellipse 90% 85% at 50% 25%,#000 25%,transparent 78%);
}
@media (prefers-reduced-motion:reduce){
  .orb{animation:none;opacity:.32}
  .bg-layer canvas{display:none}
}

/* ============================================================
   UTILITIES (page-build layer)
   ============================================================ */
.ic{width:18px;height:18px;flex:none}
.ic-sm{width:14px;height:14px;flex:none}
.ic-lg{width:22px;height:22px;flex:none}
.ic-xl{width:28px;height:28px;flex:none}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.news-form{display:flex;gap:12px;max-width:540px;margin:28px auto 0}
.news-form .input{flex:1;min-width:0}
@media (max-width:560px){.news-form{flex-direction:column}}
.opt .ic-sm{color:var(--mute)}
.opt.sel .ic-sm{color:var(--primary)}