/* Vinculo Business Solutions — the red thread
   ink / depth / line / bone / thread */

:root{
  --ink:#070C1A;
  --depth:#0C1428;
  --line:#1B2743;
  --bone:#EDE6DA;
  --mute:#8B94A8;
  --thread:#B8312B;
  --thread-hi:#DA4A3E;

  --display:"Bodoni Moda",ui-serif,Georgia,"Times New Roman",serif;
  --body:"Inter Tight","Helvetica Neue",Arial,sans-serif;
  --util:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --gutter:clamp(20px,5vw,84px);
  --maxw:1180px;
  --rail:44px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--bone);
  font-family:var(--body);
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%}
a{color:inherit}

:focus-visible{outline:2px solid var(--thread-hi);outline-offset:3px}

.skip{position:absolute;left:-9999px;top:0;background:var(--thread);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}

/* ---------- the spine: the thread, continued ---------- */
.spine{
  position:fixed;left:var(--rail);top:0;bottom:0;width:1px;
  background:var(--line);z-index:2;pointer-events:none;
}
.spine__fill{
  display:block;width:1px;height:0;background:var(--thread);
  transform-origin:top;
}

/* ---------- nav ---------- */
.nav{
  position:relative;z-index:5;
  display:flex;align-items:center;gap:28px;
  padding:26px var(--gutter);
}
.nav__mark{
  display:flex;align-items:center;gap:12px;
  text-decoration:none;margin-right:auto;
}
.mark{width:44px;height:26px;flex:none;overflow:visible}
.mark__a,.mark__b{fill:none;stroke-width:1.9;stroke-linecap:round;transition:stroke .25s ease}
.mark__a{stroke:var(--bone)}
.mark__b{stroke:var(--thread)}
.nav__mark:hover .mark__b{stroke:var(--thread-hi)}
.nav__word{
  font-family:var(--display);font-weight:500;
  font-size:19px;line-height:1;letter-spacing:.1em;text-transform:uppercase;
}
.nav__links{display:flex;gap:26px}
.nav__links a{
  font-size:14px;color:var(--mute);text-decoration:none;
  transition:color .2s ease;
}
.nav__links a:hover{color:var(--bone)}

/* ---------- buttons & links ---------- */
.btn{
  display:inline-block;background:var(--thread);color:#fff;
  font-family:var(--util);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  padding:15px 26px;text-decoration:none;border:0;border-radius:2px;cursor:pointer;
  transition:background .2s ease,transform .2s ease;
}
.btn:hover{background:var(--thread-hi);transform:translateY(-1px)}
.btn--sm{padding:11px 18px;font-size:11px}

.link{
  display:inline-block;margin-top:22px;
  font-family:var(--util);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--thread-hi);text-decoration:none;
  border-bottom:1px solid rgba(218,74,62,.4);padding-bottom:4px;
  transition:border-color .2s ease;
}
.link:hover{border-bottom-color:var(--thread-hi)}
.link::after{content:" →"}

.mail{
  font-family:var(--util);font-size:13px;color:var(--mute);
  text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:3px;
  transition:color .2s ease,border-color .2s ease;
  word-break:break-all;
}
.mail:hover{color:var(--bone);border-bottom-color:var(--mute)}

/* ---------- shared type ---------- */
.eyebrow,.label{
  font-family:var(--util);font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--mute);margin:0;
}
.label{
  display:flex;align-items:center;gap:14px;margin-bottom:40px;
}
.label::before{
  content:"";width:26px;height:1px;background:var(--thread);flex:none;
}
.label--thread{color:var(--thread-hi)}

.h2{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.9rem,4.2vw,3.1rem);line-height:1.12;letter-spacing:-.015em;
  margin:0 0 24px;max-width:15ch;
}
.h2--wide{max-width:22ch;margin-bottom:58px}

.prose{color:var(--mute);margin:0;max-width:60ch}
.prose p{margin:0 0 18px}
.prose p:last-child{margin-bottom:0}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:clamp(48px,9vw,110px) var(--gutter) clamp(80px,12vw,150px);
  max-width:var(--maxw);margin:0 auto;
}
.thread{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:0;overflow:visible;
}
.thread__path{
  stroke:var(--thread);stroke-width:1.5;
  stroke-dasharray:1;stroke-dashoffset:1;
  animation:draw 2s cubic-bezier(.65,.02,.2,1) .25s forwards;
}
@keyframes draw{to{stroke-dashoffset:0}}

.hero .eyebrow{position:relative;z-index:2;margin-bottom:clamp(28px,5vw,56px)}

.wordmark{
  position:relative;z-index:2;
  font-family:var(--display);font-weight:400;
  font-size:clamp(3.6rem,15.5vw,12.5rem);
  line-height:.92;letter-spacing:-.025em;
  margin:0;
  text-transform:uppercase;
}
.gloss{
  position:relative;z-index:2;
  font-family:var(--display);font-style:italic;font-weight:400;
  font-size:clamp(.95rem,1.7vw,1.2rem);
  color:var(--mute);
  margin:18px 0 0;
}
.gloss em{color:var(--bone);font-style:italic}

.hero__pitch{
  position:relative;z-index:2;
  margin-top:clamp(56px,9vw,120px);
  max-width:640px;
}
.lede{
  font-family:var(--body);font-weight:500;
  font-size:clamp(1.55rem,3.4vw,2.35rem);line-height:1.2;letter-spacing:-.02em;
  margin:0 0 22px;
}
.sub{color:var(--mute);margin:0 0 38px;max-width:52ch}
.hero__act{display:flex;align-items:center;gap:26px;flex-wrap:wrap}

/* ---------- sections ---------- */
.section{
  position:relative;
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(72px,10vw,128px) var(--gutter);
  border-top:1px solid var(--line);
}
.two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px)}
.two--contact{align-items:start}

/* ---------- service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.card{background:var(--ink);padding:clamp(26px,3vw,38px) clamp(22px,2.6vw,32px)}
.card__t{
  font-family:var(--display);font-weight:400;font-size:1.5rem;line-height:1.2;
  margin:0 0 16px;
}
.card__b{color:var(--mute);font-size:15.5px;line-height:1.65;margin:0}

/* the fourth service is a different animal — so it looks like one */
.rep{
  margin-top:clamp(48px,7vw,88px);
  background:var(--depth);
  border-left:2px solid var(--thread);
  padding:clamp(32px,5vw,56px);
}
.rep .label{margin-bottom:26px}
.rep__t{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.15;letter-spacing:-.015em;
  margin:0 0 24px;max-width:18ch;
}
.rep__body{color:var(--mute);max-width:62ch}
.rep__body p{margin:0 0 18px}

/* ---------- contact ---------- */
.section--contact .prose{margin-bottom:38px}
.addr{
  font-family:var(--util);font-size:12.5px;line-height:1.9;font-style:normal;
  color:var(--mute);letter-spacing:.02em;
}
.addr a{color:var(--bone);text-decoration:none;border-bottom:1px solid var(--thread);padding-bottom:2px;word-break:break-all}
.addr a:hover{color:var(--thread-hi)}

.form{display:grid;gap:20px}
.field{display:grid;gap:8px}
.field label{
  font-family:var(--util);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);
}
.opt{text-transform:none;letter-spacing:.04em;opacity:.65}
.field input,.field textarea{
  width:100%;background:var(--depth);border:1px solid var(--line);border-radius:2px;
  color:var(--bone);font-family:var(--body);font-size:16px;padding:13px 14px;
  transition:border-color .2s ease;
}
.field input:focus,.field textarea:focus{border-color:var(--thread);outline:none}
.field textarea{resize:vertical;min-height:110px}
.form .btn{justify-self:start;margin-top:4px}
.form .btn[disabled]{opacity:.6;cursor:default;transform:none}
.hp{position:absolute;left:-9999px}
.form__note{
  margin:0;font-size:14.5px;line-height:1.5;color:var(--mute);min-height:1px;
}
.form__note--ok{color:var(--bone)}
.form__note--warn{color:var(--thread-hi)}

/* ---------- footer ---------- */
.foot{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  max-width:var(--maxw);margin:0 auto;
  padding:34px var(--gutter) 46px;
  border-top:1px solid var(--line);
  font-family:var(--util);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);
}

/* ---------- scroll reveal ---------- */
.rise{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rise.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .spine{display:none}
}
@media (max-width:860px){
  .two{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .nav__links{display:none}
  /* the drawn thread needs width it doesn't have here — it becomes a single rule */
  .thread{display:none}
  .gloss{padding-bottom:26px;border-bottom:1px solid var(--thread)}
  .hero__pitch{margin-top:clamp(40px,8vw,64px)}
}
@media (max-width:560px){
  body{font-size:16px}
  .nav{padding:20px var(--gutter);gap:14px}
  .nav__cta{padding:10px 14px}
  .mark{width:36px;height:21px}
  .nav__word{font-size:16px;letter-spacing:.08em}
  .h2{max-width:none}
  .hero__act{gap:18px}
  .rep{border-left-width:2px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .thread__path{animation:none;stroke-dashoffset:0}
  .rise{opacity:1;transform:none;transition:none}
  .btn:hover{transform:none}
}