/* ============================================================
   Undecagon - LinkedIn inbound funnel (Vasilije Simic)
   Light, sharp, premium. Space Grotesk (display) + Inter (body).
   One confident accent. Swap --accent to re-skin in one line.
   ============================================================ */

:root{
  --bg:#F7FAFF;          /* cool paper - light blue/white */
  --surface:#FFFFFF;     /* cards */
  --ink:#13203A;         /* deep navy ink - headlines + primary text */
  --ink-2:#36425A;       /* strong body */
  --muted:#64748B;       /* secondary text */
  --line:#E3EAF5;        /* hairlines */
  --ink-deep:#0C2C66;    /* blue contrast bands (was near-black) */

  --accent:#2563EB;      /* THE one accent (blue) - swap this to re-skin */
  --accent-soft:#60A5FA; /* lighter blue for numerals on dark band */
  --accent-tint:#DCE8FF; /* marker-swipe / soft fills */
  --on-accent:#FFFFFF;

  --display:'Space Grotesk',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;

  --maxw:1120px;
  --pad:6vw;
  --radius:14px;
}

/* ---------- reset / floor ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
img,picture,svg,video{display:block;max-width:100%;height:auto}
input,button,textarea,select{font:inherit}
a{color:inherit}
ul{list-style:none}

body{
  background:var(--bg);
  color:var(--ink-2);
  font-family:var(--body);
  line-height:1.6;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{font-family:var(--display);color:var(--ink);line-height:1.08;letter-spacing:-.02em;text-wrap:balance;font-weight:700}
p{text-wrap:pretty}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;background:var(--accent);color:var(--on-accent);
  text-decoration:none;font-family:var(--display);font-weight:600;
  letter-spacing:.01em;border-radius:999px;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  box-shadow:0 6px 20px -8px rgba(37,99,235,.6);
}
.btn:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 12px 28px -10px rgba(37,99,235,.7)}
.btn--sm{padding:.6rem 1.15rem;font-size:.85rem}
.btn--lg{padding:1rem 2.1rem;font-size:1rem}
.btn--invert{background:var(--surface);color:var(--ink);box-shadow:0 8px 26px -12px rgba(0,0,0,.6)}
.btn--invert:hover{background:#fff;color:var(--accent)}

/* ---------- nav ---------- */
.site-nav{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:1rem;justify-content:space-between;
  padding:1.05rem var(--pad);
  background:transparent;border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease,backdrop-filter .25s ease;
}
/* Sits cleanly over the hero at the top; gains a blurred surface + hairline + soft
   shadow once the page is scrolled (toggled by script.js adding .scrolled). */
.site-nav.scrolled{
  background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px -16px rgba(0,0,0,.4);
}
.brand{
  font-family:var(--display);font-weight:700;font-size:1.3rem;
  letter-spacing:-.03em;color:var(--ink);text-decoration:none;flex:0 0 auto;
}
.brand::after{content:"";display:inline-block;width:.42em;height:.42em;margin-left:.18em;
  border-radius:999px;background:var(--accent);vertical-align:baseline}

/* primary links */
.nav-links{display:flex;align-items:center;gap:1.7rem}
.nav-links a{
  font-family:var(--display);font-weight:500;font-size:.95rem;color:var(--ink);
  text-decoration:none;position:relative;padding:.2rem 0;white-space:nowrap;
}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s}
.nav-links a:hover::after,.nav-links a:focus-visible::after{transform:scaleX(1)}
.nav-cta{flex:0 0 auto}

/* hamburger - hidden by default; only revealed on mobile when JS is present */
.nav-toggle{display:none;background:none;border:0;cursor:pointer;
  width:44px;height:44px;padding:11px;border-radius:10px;flex:0 0 auto}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--ink);border-radius:2px;
  transition:transform .25s ease,opacity .2s ease}
.nav-toggle span+span{margin-top:5px}
.site-nav.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-nav.nav-open .nav-toggle span:nth-child(2){opacity:0}
.site-nav.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:860px){
  /* No-JS fallback: links simply wrap and stay reachable; hamburger stays hidden. */
  .nav-links{flex-wrap:wrap;gap:.6rem 1.2rem;font-size:.9rem}

  /* With JS: collapse links into a toggleable dropdown, reveal the hamburger. */
  .js-nav .nav-toggle{display:block}
  .js-nav .nav-links{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;gap:0;
    padding:.25rem var(--pad) .9rem;
    background:color-mix(in srgb,var(--bg) 97%,transparent);
    backdrop-filter:saturate(140%) blur(10px);
    border-bottom:1px solid var(--line);box-shadow:0 14px 26px -18px rgba(0,0,0,.45);
  }
  .js-nav .site-nav.nav-open .nav-links{display:flex}
  .js-nav .nav-links a{padding:.95rem .2rem;border-bottom:1px solid var(--line)}
  .js-nav .nav-links a:last-child{border-bottom:0}
  .js-nav .nav-links a::after{display:none}
}

/* keep anchored sections clear of the sticky header */
:where(#what,#compare,#offer,#results,#faq,#book){scroll-margin-top:84px}

/* ---------- layout helpers ---------- */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(4rem,9vw,7rem) var(--pad)}
.section--alt{max-width:none;background:var(--surface);border-block:1px solid var(--line)}
.section--alt > *{max-width:var(--maxw);margin-inline:auto}
.section__head{margin-bottom:clamp(2rem,5vw,3.2rem)}
/* Editorial index pills (01-06) removed per request. */
.idx{display:none}
.section__head h2{font-size:clamp(1.9rem,4.4vw,3rem)}
.section__sub{margin-top:.9rem;color:var(--muted);font-size:1.08rem;max-width:52ch}

/* ============ HERO ============ */
.hero{
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(3.5rem,8vw,6.5rem) var(--pad) clamp(3rem,6vw,4.5rem);
  text-align:center;
}
.eyebrow{
  font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:.28em;font-size:.78rem;color:var(--muted);margin-bottom:1.4rem;
}
.hero h1{
  font-size:clamp(2.2rem,5.2vw,4rem);max-width:24ch;margin:0 auto 1.5rem;
}
/* Forced 2-line break on wider screens; on phones it wraps naturally. */
.hero-br{display:none}
@media(min-width:780px){.hero h1{max-width:none}.hero-br{display:inline}}
.mark{
  position:relative;color:var(--accent);white-space:nowrap;
  padding:0 .12em;
}
.mark::before{
  content:"";position:absolute;left:0;right:0;bottom:.06em;height:.42em;z-index:-1;
  background:var(--accent-tint);transform:skewX(-9deg);border-radius:2px;
}
.lede{font-size:clamp(1.1rem,2.4vw,1.32rem);color:var(--muted);max-width:54ch;margin:0 auto 2.3rem}

.trust{margin-top:3rem;display:flex;flex-direction:column;align-items:center;gap:.9rem}
.avatars{display:flex}
.avatar{
  width:42px;height:42px;border-radius:999px;border:2px solid var(--bg);
  background:linear-gradient(135deg,#d9d4ca,#b9b2a6);object-fit:cover;
  margin-left:-12px;box-shadow:0 1px 4px rgba(0,0,0,.08);
}
.avatar:first-child{margin-left:0}
.trust__line{font-size:.98rem;color:var(--muted)}
.trust__line strong{color:var(--ink);font-family:var(--display);font-weight:600}

/* ============ STATS (dark band) ============ */
.stats{background:linear-gradient(135deg,#0C2C66,#1748B0);color:#fff;padding:clamp(2.6rem,5vw,3.6rem) var(--pad)}
.stats__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;text-align:center;
}
.stats__num{
  display:block;font-family:var(--display);font-weight:700;
  font-size:clamp(2rem,5vw,3.1rem);letter-spacing:-.03em;color:#fff;line-height:1;
}
.stats__grid li:nth-child(even) .stats__num{color:var(--accent-soft)}
.stats__lbl{display:block;margin-top:.5rem;font-size:.82rem;letter-spacing:.04em;color:#bcd0f0}
@media(max-width:680px){.stats__grid{grid-template-columns:1fr;gap:1.8rem}}

/* ============ GRIDS / CARDS ============ */
.grid{display:grid;gap:1.3rem}
.grid--3{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.8rem 1.7rem;position:relative;transition:border-color .2s,transform .2s,box-shadow .2s;
}
.card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 16px 34px -22px rgba(0,0,0,.35)}
.card__n{font-family:var(--display);font-weight:700;font-size:.9rem;color:var(--accent);letter-spacing:.1em}
.card h3{font-size:1.22rem;margin:.7rem 0 .55rem;line-height:1.2}
.card p{color:var(--muted);font-size:.97rem}
.section--alt .card{background:var(--bg)}
@media(max-width:860px){.grid--3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid--3{grid-template-columns:1fr}}

/* ============ COMPARISON ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:1.3rem}
.compare__col{border-radius:var(--radius);padding:2rem 1.9rem;border:1px solid var(--line)}
.compare__col h3{font-size:1.35rem;margin-bottom:1.3rem}
.compare__col--no{background:var(--bg)}
.compare__col--yes{background:linear-gradient(135deg,#0C2C66,#1748B0);color:#fff;border-color:#0C2C66}
.compare__col--yes h3{color:#fff}
.checks li{position:relative;padding-left:2rem;margin-bottom:.85rem;font-size:1rem;line-height:1.45}
.checks li::before{position:absolute;left:0;top:0;font-family:var(--display);font-weight:700;font-size:1.05rem}
.checks--no li{color:var(--ink-2)}
.checks--no li::before{content:"\00d7";color:#b4271a}      /* × */
.checks--yes li{color:#e7e9ec}
.checks--yes li::before{content:"\2713";color:#9cc2ff} /* ✓ */
@media(max-width:760px){.compare{grid-template-columns:1fr}}

/* ============ OUR OFFER ============ */
.offer-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(1.8rem,4vw,2.8rem);box-shadow:0 18px 44px -30px rgba(0,0,0,.32);
  text-align:center;
}
.checks--offer{
  display:grid;grid-template-columns:1fr 1fr;gap:0 2.4rem;
  margin-bottom:2.2rem;text-align:left;
}
.checks--offer li{
  color:var(--ink-2);margin-bottom:0;padding:.85rem 0 .85rem 2rem;font-size:1.02rem;line-height:1.45;
  border-bottom:1px solid var(--line);
}
.checks--offer li b{display:block;font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.02rem;line-height:1.3}
.checks--offer li span{display:block;color:var(--muted);font-size:.9rem;margin-top:.2rem}
.checks--offer li::before{content:"\2713";color:var(--accent);top:.9rem}
@media(max-width:680px){.checks--offer{grid-template-columns:1fr}}

/* ============ CASE STUDIES ============ */
/* Centered heading to match the centered card grid. */
#results .section__head{text-align:center}
/* 4 case studies -> centered 2x2 grid, a touch larger. */
.grid--cases{grid-template-columns:repeat(2,1fr);max-width:840px;margin-inline:auto;gap:1.6rem}
.case{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:2.1rem 2rem;border-top:3px solid var(--accent);
}
.grid--cases .case__name{font-size:1.4rem}
.grid--cases .case__metrics li{font-size:1.02rem;padding:.55rem 0}
.grid--cases .case__metrics b{font-size:1.12rem}
.section--alt .case{background:var(--bg)}
.case__head{display:flex;align-items:center;gap:.8rem;margin-bottom:1.2rem}
.avatar--lg{width:48px;height:48px;margin:0;border:2px solid var(--line);object-fit:cover;flex:0 0 auto}
.case__name{font-family:var(--display);font-weight:700;font-size:1.3rem;color:var(--ink);text-decoration:none}
a.case__name{transition:color .18s ease}
a.case__name:hover{color:var(--accent)}
.avatar--mono{
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-tint);color:var(--accent);
  font-family:var(--display);font-weight:700;font-size:1.05rem;letter-spacing:.02em;
}
.case__metrics li{padding:.45rem 0;border-bottom:1px dashed var(--line);font-size:.97rem;color:var(--muted)}
.case__metrics li:last-child{border-bottom:none}
.case__metrics b{font-family:var(--display);font-weight:700;color:var(--ink);font-size:1.05rem}
.case__sub{font-size:.82rem;color:var(--muted)}
.case__time{margin-top:1rem;font-family:var(--display);font-size:.78rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.15em;color:var(--accent)}
@media(max-width:560px){.grid--cases{grid-template-columns:1fr;max-width:420px}}

/* ============ FAQ ============ */
/* Centered block: heading centered, accordion column centered on the page. */
#faq .section__head{text-align:center}
.faq{max-width:760px;margin-inline:auto}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item summary{
  list-style:none;cursor:pointer;padding:1.35rem 2.5rem 1.35rem 0;position:relative;
  font-family:var(--display);font-weight:600;font-size:1.12rem;color:var(--ink);
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{
  content:"+";position:absolute;right:.2rem;top:50%;transform:translateY(-50%);
  font-family:var(--display);font-weight:500;font-size:1.5rem;color:var(--accent);transition:transform .2s;
}
.faq__item[open] summary::after{content:"\2212";transform:translateY(-50%)} /* − */
.faq__a{padding:0 0 1.5rem;color:var(--muted);font-size:1.02rem;max-width:62ch}

/* ============ FINAL CTA (dark band) ============ */
.final{
  background:var(--ink-deep);color:#fff;text-align:center;
  padding:clamp(4rem,9vw,6.5rem) var(--pad);
}
.idx--light{border-color:#444b54;color:var(--accent)}
.final h2{color:#fff;font-size:clamp(2.1rem,5.5vw,3.4rem);margin:.4rem auto 1rem;max-width:18ch}
.final__sub{color:#c2d4f2;font-size:1.12rem;max-width:48ch;margin:0 auto 1.4rem}
/* bouncing arrows pointing down to the booking button */
.final__arrows{display:flex;justify-content:center;gap:.55rem;margin:0 auto 1.1rem}
.final__arrows span{
  font-size:1.5rem;line-height:1;color:#9cc2ff;font-family:var(--display);
  animation:arrowBob 1.4s ease-in-out infinite;
}
.final__arrows span:nth-child(2){animation-delay:.18s}
.final__arrows span:nth-child(3){animation-delay:.36s}
@keyframes arrowBob{0%,100%{transform:translateY(0);opacity:.55}50%{transform:translateY(6px);opacity:1}}
.btn__arrow{display:inline-block;transition:transform .18s ease}
.btn:hover .btn__arrow{transform:translateX(4px)}
@media(prefers-reduced-motion:reduce){.final__arrows span{animation:none;opacity:.9}}
/* Social pills - small outlined pills under the Book a Call button (blue band) */
.socials{display:flex;justify-content:center;gap:.7rem;margin-top:1.3rem;flex-wrap:wrap}
.social-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  min-width:132px;padding:.5rem 1.1rem;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);background:transparent;color:#fff;
  text-decoration:none;font-family:var(--display);font-weight:600;font-size:.86rem;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .18s ease;
}
.social-pill svg{width:16px;height:16px;fill:currentColor;flex:0 0 auto}
.social-pill:hover{background:var(--accent);border-color:var(--accent);color:var(--on-accent);transform:translateY(-2px)}

/* ============ MEET YOUR OPERATOR (founder) ============ */
/* Our own take - text LEFT, portrait RIGHT, with a blue offset frame
   behind the photo (not the Starborn image-left editorial block). */
.operator{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.operator__text .eyebrow{margin-bottom:1rem}
.operator__text h2{font-size:clamp(1.9rem,4.4vw,3rem);margin-bottom:1.1rem}
.operator__text p{color:var(--muted);font-size:1.12rem;max-width:46ch;margin-bottom:2rem}
.operator__photo{position:relative;justify-self:center;max-width:380px;width:100%}
.operator__photo img{
  position:relative;z-index:1;width:100%;border-radius:18px;
  border:1px solid var(--line);box-shadow:0 24px 50px -28px rgba(0,0,0,.45);
}
.operator__photo::before{
  content:"";position:absolute;z-index:0;inset:auto -14px -14px auto;
  width:62%;height:62%;border-radius:18px;background:var(--accent);
}
@media(max-width:760px){
  .operator{grid-template-columns:1fr;text-align:center}
  .operator__text p{margin-inline:auto}
  .operator__photo{order:-1;max-width:300px}
  .operator__photo::before{inset:auto -10px -10px auto}
}

/* ============ FOOTER ============ */
.site-footer{text-align:center;padding:2.2rem var(--pad);font-size:.9rem;color:var(--muted);
  background:var(--bg);border-top:1px solid var(--line)}

/* ============ SCROLL REVEAL ============
   Opt-in only. These rules apply ONLY under .reveal-ready, which is added by
   script.js. With JS off / failed / reduced-motion, .reveal stays fully visible
   (no rule below ever runs), so no content is hidden waiting on JS. */
.reveal-ready .reveal{
  opacity:0;transform:translateY(18px);
  transition:opacity .55s cubic-bezier(.22,.61,.36,1),transform .55s cubic-bezier(.22,.61,.36,1);
}
.reveal-ready .reveal.is-visible{opacity:1;transform:none}
/* subtle per-row stagger for grids that enter together */
.reveal-ready .grid--3 .reveal:nth-child(3n+2),
.reveal-ready .grid--cases .reveal:nth-child(3n+2){transition-delay:.07s}
.reveal-ready .grid--3 .reveal:nth-child(3n+3),
.reveal-ready .grid--cases .reveal:nth-child(3n+3){transition-delay:.14s}
/* belt-and-braces: never leave anything hidden when motion is reduced */
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important}
}

/* ============ LARGE-SCREEN POLISH ============
   Give wide monitors more room and a touch more scale so the layout
   doesn't strand content in a narrow centered column. */
@media(min-width:1500px){
  :root{--maxw:1280px;--pad:7vw}
  .hero h1{font-size:clamp(3.4rem,4.4vw,4.6rem);max-width:28ch}
  .lede{font-size:1.4rem;max-width:60ch}
}
@media(min-width:1900px){
  :root{--maxw:1400px}
}

/* ============ SMALL-SCREEN POLISH ============ */
@media(max-width:560px){
  .btn--lg{padding:.95rem 1.5rem;font-size:.95rem}
  .hero h1{font-size:clamp(2rem,8.5vw,2.7rem);max-width:20ch}
  .eyebrow{letter-spacing:.18em}
  .final__sub,.section__sub{font-size:1rem}
  .case__time{font-size:.72rem}
}
@media(max-width:380px){
  .btn--lg{font-size:.88rem;padding:.9rem 1.1rem}
}