/* coTraveler — cotraveler.gr
   ------------------------------------------------------------------ */

:root{
  --white:#ffffff;
  --paper:#f5f5f7;
  --ink:#1d1d1f;
  --ink-2:#6e6e73;
  --ink-3:#86868b;
  --line:rgba(0,0,0,.10);
  --black:#0e141b;
  --on-dark:#f1f5f9;
  --on-dark-2:#9fb0bd;
  --line-dark:rgba(255,255,255,.14);
  --accent:#0abab5;
  --accent-ink:#048f89;

  --nav-h:48px;
  --pad:max(22px, 5vw);
  --w:1040px;
  --w-wide:1320px;
  --ease:cubic-bezier(.16,1,.3,1);

  --sans:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
         "Helvetica Neue", "Segoe UI", Roboto, Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth }
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }

body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.5;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit}

::selection{background:#cdeceb;color:var(--ink)}

.skip{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;
}
.skip:focus{left:0}

/* ---------------------------------------------------------- nav ---- */

.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  height:var(--nav-h);
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.is-scrolled{border-bottom-color:var(--line)}

.nav__in{
  max-width:var(--w-wide);margin:0 auto;height:100%;
  padding:0 var(--pad);
  display:flex;align-items:center;gap:28px;
}

.brand{
  display:flex;align-items:center;gap:9px;
  text-decoration:none;font-weight:600;font-size:16px;letter-spacing:-.015em;
  margin-right:auto;
}
.brand img{width:24px;height:24px;border-radius:6px}
.brand span{transform:translateY(.5px)}

.nav__links{display:flex;gap:26px}
.nav__links a{
  text-decoration:none;font-size:13px;color:var(--ink);opacity:.82;
  transition:opacity .2s;
}
.nav__links a:hover{opacity:1}
.nav__links a[aria-current]{opacity:1;font-weight:500}

.burger{display:none;appearance:none;background:none;border:0;padding:6px;cursor:pointer}
.burger span{display:block;width:18px;height:1.5px;background:var(--ink);border-radius:2px}
.burger span+span{margin-top:5px}

@media (max-width:720px){
  .nav__links{
    position:fixed;inset:var(--nav-h) 0 auto 0;
    flex-direction:column;gap:0;
    background:rgba(255,255,255,.94);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);
    padding:6px var(--pad) 18px;
    transform:translateY(-120%);transition:transform .4s var(--ease);
  }
  .nav__links.is-open{transform:none}
  .nav__links a{padding:14px 0;font-size:19px;border-bottom:1px solid var(--line)}
  .nav__links a:last-child{border-bottom:0}
  .burger{display:block}
}

/* ------------------------------------------------------ sections ---- */

main{padding-top:var(--nav-h)}

.sec{padding:clamp(76px,11vw,150px) var(--pad)}
.sec--tight{padding-top:clamp(48px,6vw,80px)}
.sec--paper{background:var(--paper)}
.sec--dark{background:var(--black);color:var(--on-dark)}
.sec--dark .lede,.sec--dark .note{color:var(--on-dark-2)}
.sec--dark .rule{background:var(--line-dark)}

.wrap{max-width:var(--w);margin:0 auto}
.wrap--wide{max-width:var(--w-wide);margin:0 auto}

.eyebrow{
  margin:0 0 14px;
  font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);
}
.sec--dark .eyebrow{color:var(--on-dark-2)}
.eyebrow--accent{color:var(--accent-ink)}

h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.028em;line-height:1.06}
h1{font-size:clamp(40px,6.6vw,86px)}
h2{font-size:clamp(31px,4.6vw,60px)}
h3{font-size:clamp(21px,2.3vw,28px);letter-spacing:-.02em;line-height:1.2}

.lede{
  margin:22px 0 0;max-width:34ch;
  font-size:clamp(18px,1.7vw,23px);line-height:1.4;letter-spacing:-.01em;
  color:var(--ink-2);
}
.lede--wide{max-width:48ch}
.note{margin:18px 0 0;font-size:13px;line-height:1.55;color:var(--ink-3);max-width:46ch}

.rule{height:1px;background:var(--line);border:0;margin:0}

/* --------------------------------------------------------- links ---- */

.link{
  display:inline-flex;align-items:center;gap:5px;
  color:var(--accent-ink);text-decoration:none;font-size:17px;
  transition:gap .25s var(--ease);
}
.sec--dark .link{color:#3fd8d4}
.link::after{content:"›";font-size:1.15em;line-height:1;transform:translateY(-.06em)}
.link:hover{gap:9px}

.links-row{display:flex;flex-wrap:wrap;gap:28px;margin-top:30px}

.btn{
  display:inline-block;background:var(--ink);color:#fff;
  text-decoration:none;font-size:15px;font-weight:500;
  padding:11px 22px;border-radius:100px;
  transition:opacity .2s,transform .2s var(--ease);
}
.btn:hover{opacity:.86}
.btn:active{transform:scale(.98)}
.sec--dark .btn{background:var(--on-dark);color:var(--black)}

/* ---------------------------------------------------------- hero ---- */

.hero{
  padding:clamp(64px,9vw,110px) var(--pad) 0;
  text-align:center;
  background:linear-gradient(180deg,var(--white) 0%,var(--paper) 62%);
}
.hero .lede{margin-left:auto;margin-right:auto;max-width:30ch}
.hero .links-row{justify-content:center}
.hero__art{margin-top:clamp(46px,6vw,74px);padding-bottom:clamp(64px,9vw,120px)}

/* -------------------------------------------------------- device ---- */

.device{
  width:min(300px,72vw);margin:0 auto;
  background:#0b0b0c;border-radius:min(11.4%,42px);
  padding:min(2.9%,10px);
  box-shadow:0 1px 2px rgba(0,0,0,.14),0 26px 60px -18px rgba(0,0,0,.34);
}
.device img{border-radius:min(9.6%,33px);display:block;width:100%}
.device--lg{width:min(340px,78vw)}
.device--sm{width:min(238px,58vw)}

.shot{
  border-radius:14px;overflow:hidden;
  box-shadow:0 1px 2px rgba(0,0,0,.10),0 24px 60px -20px rgba(0,0,0,.32);
  border:1px solid var(--line);
}
.sec--dark .shot{border-color:var(--line-dark)}

.card-shot{
  width:min(520px,100%);margin:0 auto;
  border-radius:22px;overflow:hidden;
  box-shadow:0 2px 6px rgba(0,0,0,.16),0 34px 70px -24px rgba(0,0,0,.5);
}
.card-shot img{width:100%;display:block}

.caption{margin:16px 0 0;font-size:12px;color:var(--ink-3);text-align:center}
.sec--dark .caption{color:var(--on-dark-2)}

/* --------------------------------------------------------- split ---- */

.split{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(36px,6vw,90px);align-items:center;
}
.split--reverse .split__art{order:-1}
.split--top{align-items:start}
.split__copy{max-width:26em}
.split__art{display:flex;justify-content:center}
.split__art > *{width:100%}
.split__art .device{flex:none}
@media (max-width:860px){
  .split{grid-template-columns:1fr;gap:44px}
  .split--reverse .split__art{order:0}
  .split__copy{max-width:none}
}

.pair{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,4vw,54px);align-items:end}
@media (max-width:640px){ .pair{grid-template-columns:1fr;justify-items:center;gap:44px} }

/* --------------------------------------------------------- facts ---- */

.facts{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);
}
.facts--stack{grid-template-columns:1fr}
.facts--stack .fact{padding:22px 0 0}
.facts--stack .fact:not(:first-child){
  border-left:0;border-top:1px solid var(--line);
  padding-top:22px;margin-top:22px;
}
.sec--dark .facts{border-top-color:var(--line-dark)}
.fact{padding:34px 26px 0}
.fact:not(:first-child){border-left:1px solid var(--line)}
.sec--dark .fact:not(:first-child){border-left-color:var(--line-dark)}
.fact dt{font-size:13px;color:var(--ink-3);margin:0 0 8px}
.sec--dark .fact dt{color:var(--on-dark-2)}
.fact dd{margin:0;font-size:clamp(17px,1.6vw,20px);letter-spacing:-.015em;line-height:1.32}
@media (max-width:720px){
  .facts{grid-template-columns:1fr}
  .fact{padding:24px 0 0}
  .fact:not(:first-child){border-left:0;border-top:1px solid var(--line);padding-top:24px;margin-top:24px}
  .sec--dark .fact:not(:first-child){border-top-color:var(--line-dark)}
}

/* --------------------------------------------------------- steps ---- */

.steps{margin:0;padding:0;list-style:none;counter-reset:s}
.steps li{
  counter-increment:s;
  display:grid;grid-template-columns:44px 1fr;gap:22px;
  padding:26px 0;border-top:1px solid var(--line);
}
.sec--dark .steps li{border-top-color:var(--line-dark)}
.steps li::before{
  content:"0" counter(s);
  font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--ink-3);
  padding-top:6px;
}
.sec--dark .steps li::before{color:var(--on-dark-2)}
.steps p{margin:6px 0 0;color:var(--ink-2);font-size:15px;max-width:52ch}
.sec--dark .steps p{color:var(--on-dark-2)}

/* --------------------------------------------------------- prose ---- */

.prose{max-width:64ch}
.prose h2{margin-top:0}
.prose h3{margin:52px 0 12px}
.prose p{margin:0 0 18px;color:var(--ink-2);line-height:1.62}
.prose ul{margin:0 0 18px;padding-left:20px;color:var(--ink-2);line-height:1.62}
.prose li{margin-bottom:7px}
.prose strong{color:var(--ink);font-weight:600}

/* ---------------------------------------------------------- form ---- */

.form{display:grid;gap:20px;max-width:520px;margin-top:40px}
.field{display:grid;gap:8px}
.field label{font-size:13px;color:var(--ink-2)}
.field input,.field textarea{
  font:inherit;font-size:16px;color:var(--ink);
  border:1px solid var(--line);border-radius:12px;
  padding:13px 15px;background:var(--white);
  transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field textarea:focus{
  outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgba(6,185,181,.14);
}
.form button{
  justify-self:start;appearance:none;border:0;cursor:pointer;font:inherit;
  background:var(--ink);color:#fff;font-size:15px;font-weight:500;
  padding:12px 24px;border-radius:100px;transition:opacity .2s;
}
.form button:hover{opacity:.86}

/* -------------------------------------------------------- footer ---- */

.foot{
  background:var(--paper);
  padding:clamp(52px,6vw,76px) var(--pad) 42px;
  font-size:12px;color:var(--ink-3);
}
.foot__grid{
  max-width:var(--w-wide);margin:0 auto;
  display:grid;grid-template-columns:1.4fr repeat(3,1fr);
  gap:36px;padding-bottom:34px;border-bottom:1px solid var(--line);
}
.foot h4{margin:0 0 14px;font-size:12px;font-weight:600;color:var(--ink);letter-spacing:0}
.foot ul{margin:0;padding:0;list-style:none;display:grid;gap:11px}
.foot a{text-decoration:none;color:var(--ink-3);transition:color .2s}
.foot a:hover{color:var(--ink)}
.foot__mark{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:600;font-size:15px}
.foot__mark img{width:22px;height:22px;border-radius:6px}
.foot__legal{
  max-width:var(--w-wide);margin:26px auto 0;
  display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:space-between;
}
@media (max-width:820px){
  .foot__grid{grid-template-columns:1fr 1fr;gap:34px 24px}
}

/* --------------------------------------------------------- store ---- */

.store-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--ink);color:#fff;text-decoration:none;
  padding:9px 16px 9px 13px;border-radius:12px;line-height:1;
  transition:opacity .2s,transform .2s var(--ease);
}
.store-badge:hover{opacity:.84}
.store-badge:active{transform:scale(.98)}
.store-badge svg{width:21px;height:21px;flex:none;fill:currentColor}
.store-badge__text{display:flex;flex-direction:column;gap:2px}
.store-badge small{font-size:10px;letter-spacing:.03em;opacity:.8}
.store-badge strong{font-size:16px;font-weight:600;letter-spacing:-.01em}
.sec--dark .store-badge{background:var(--on-dark);color:var(--black)}
.foot .store-badge{margin-top:16px}

.linkedin-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:#0a66c2;color:#fff;text-decoration:none;
  padding:10px 18px 10px 13px;border-radius:12px;line-height:1;
  font-size:15px;font-weight:500;letter-spacing:-.005em;
  transition:opacity .2s,transform .2s var(--ease);
}
.linkedin-badge:hover{opacity:.88}
.linkedin-badge:active{transform:scale(.98)}
.linkedin-badge svg{width:20px;height:20px;flex:none;fill:currentColor}

/* -------------------------------------------------------- reveal ---- */

.reveal{opacity:0;transform:translateY(22px)}
.reveal.is-in{
  opacity:1;transform:none;
  transition:opacity .9s var(--ease),transform .9s var(--ease);
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none}
  .reveal.is-in{transition:none}
}