/* gkost.gr — site.css
   Ταυτότητα: ανθρακί + καφέ, από το ίδιο το σήμα.
   Υπογραφή: η γραμμή που κόβεται. */

:root{
  --ink:#434242; --ink-strong:#2B2A2A; --ink-soft:#7A7674;
  --paper:#F5F4F2; --surface:#FFFFFF; --line:#E2DFDA;
  --brand:#D19563; --action:#8A5230; --action-dark:#74441F;
  --fd:"Commissioner",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  --fm:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --measure:64ch; --radius:4px;
  --wrap:min(100% - 2.5rem, 62rem);
  --section:clamp(3.25rem,9vw,6.5rem);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--fd);font-size:1.0625rem;line-height:1.65;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}

.wrap{width:var(--wrap);margin-inline:auto}
.narrow{max-width:var(--measure)}

h1,h2,h3{color:var(--ink-strong);font-weight:600;letter-spacing:-.015em;line-height:1.15;margin:0 0 .75rem}
h1{font-size:clamp(2rem,5.5vw,3.4rem);letter-spacing:-.025em}
h2{font-size:clamp(1.45rem,3.4vw,2.1rem)}
h3{font-size:1.15rem;letter-spacing:-.005em}
p{margin:0 0 1.15rem;max-width:var(--measure)}
ul{max-width:var(--measure)}
strong{font-weight:600;color:var(--ink-strong)}
.lead{font-size:clamp(1.1rem,2.2vw,1.3rem);color:var(--ink);line-height:1.55}
.muted{color:var(--ink-soft)}
.small{font-size:.9rem}

a{color:var(--action);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--action-dark)}
:focus-visible{outline:3px solid var(--action);outline-offset:3px;border-radius:2px}

/* ---------- Υπογραφή: η γραμμή που κόβεται ---------- */
.cut{
  height:2px;border:0;margin:0;
  background:linear-gradient(to right,var(--line) 0 62%,var(--brand) 62% 70%,var(--line) 70% 100%);
}

/* ---------- Header ---------- */
.site-head{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:20}
.site-head .bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0}
.brandlink{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--ink-strong)}
.brandlink img{width:30px;height:auto;display:block}
.brandlink span{font-weight:600;letter-spacing:-.02em;font-size:1.05rem}
.nav{display:flex;gap:1.4rem;flex-wrap:wrap}
.nav a{color:var(--ink);text-decoration:none;font-size:.95rem}
.nav a:hover,.nav a[aria-current="page"]{color:var(--action);text-decoration:underline}
@media(max-width:640px){
  .site-head{position:static}
  .site-head .bar{flex-direction:column;align-items:flex-start;gap:.6rem}
  .nav{gap:.9rem 1.1rem}
}

/* ---------- Sections ---------- */
section{padding-block:var(--section)}
section.tight{padding-block:clamp(2.25rem,6vw,3.75rem)}
.eyebrow{
  font-family:var(--fm);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 .85rem;display:block;
}

/* ---------- Hero ---------- */
.hero{
  padding-top:clamp(2.5rem,7vw,5rem);padding-bottom:clamp(2.5rem,7vw,4.5rem);
  position:relative;overflow:hidden;
}
.hero .wrap{position:relative;z-index:1}
/* Το σήμα ως γραφικό, όχι ως μήνυμα: υπερμέγεθες, κομμένο, χαμηλής αντίθεσης. */
.hero-mark{
  position:absolute;z-index:0;pointer-events:none;user-select:none;
  right:-7%;top:50%;transform:translateY(-50%);
  width:min(46vw,30rem);height:auto;opacity:.07;
}
@media(max-width:760px){
  .hero-mark{right:-22%;top:auto;bottom:-14%;transform:none;width:70vw;opacity:.055}
}
.hero h1{max-width:19ch}
.hero .lead{max-width:52ch;margin-bottom:1.9rem}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;background:var(--action);color:#fff;font-weight:600;
  padding:.85rem 1.7rem;border:0;border-radius:var(--radius);text-decoration:none;
  transition:background .15s ease;
}
.btn:hover{background:var(--action-dark);color:#fff}
.btn-quiet{background:transparent;color:var(--action);border:1px solid var(--line);padding:.8rem 1.5rem}
.btn-quiet:hover{background:var(--surface);color:var(--action-dark)}
.actions{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}

/* ---------- Cards ---------- */
.grid{display:grid;gap:1rem;grid-template-columns:1fr}
@media(min-width:760px){.grid.g3{grid-template-columns:repeat(3,1fr)}.grid.g2{grid-template-columns:repeat(2,1fr)}}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem 1.5rem;display:flex;flex-direction:column;
}
.card h3{margin-bottom:.4rem}
.card p{margin-bottom:1rem;font-size:.98rem}
.card .more{margin-top:auto;font-weight:600;font-size:.95rem;text-decoration:none}
.card .more::after{content:" →"}

/* ---------- Mirror list ---------- */
.mirror{list-style:none;padding:0;margin:0 0 1.5rem}
.mirror li{
  padding:.85rem 0 .85rem 1.6rem;border-bottom:1px solid var(--line);position:relative;
  max-width:var(--measure);
}
.mirror li:last-child{border-bottom:0}
.mirror li::before{
  content:"";position:absolute;left:0;top:1.4rem;width:.7rem;height:2px;background:var(--brand);
}

/* ---------- Proof ---------- */
.proof{display:grid;gap:1.25rem;grid-template-columns:1fr;margin-top:1.5rem}
@media(min-width:760px){.proof{grid-template-columns:repeat(3,1fr)}}
.proof .item{border-top:2px solid var(--line);padding-top:1.1rem;position:relative}
.proof .item::before{content:"";position:absolute;top:-2px;left:0;width:2.4rem;height:2px;background:var(--brand)}
.proof .figure{font-family:var(--fm);font-size:1.35rem;color:var(--ink-strong);display:block;margin-bottom:.35rem}
.proof p{font-size:.97rem;margin:0}

/* ---------- Timeline ---------- */
.tl{list-style:none;padding:0;margin:1.5rem 0 0;border-left:2px solid var(--line)}
.tl li{padding:0 0 1.9rem 1.5rem;position:relative}
.tl li:last-child{padding-bottom:0}
.tl li::before{content:"";position:absolute;left:-2px;top:.6rem;width:.85rem;height:2px;background:var(--brand)}
.tl .years{font-family:var(--fm);font-size:.85rem;color:var(--ink-soft);display:block;margin-bottom:.2rem}
.tl h3{margin-bottom:.3rem}
.tl p{margin:0;font-size:.98rem}

/* ---------- Steps (πραγματική ακολουθία) ---------- */
.steps{list-style:none;padding:0;margin:1.5rem 0 0;counter-reset:s}
.steps li{
  counter-increment:s;display:flex;gap:1.1rem;padding:1.05rem 0;border-bottom:1px solid var(--line);
  max-width:var(--measure);
}
.steps li:last-child{border-bottom:0}
.steps li::before{
  content:counter(s,decimal-leading-zero);font-family:var(--fm);font-size:.78rem;color:var(--action);
  padding-top:.35rem;min-width:1.9rem;
}
.steps h3{font-size:1.02rem;margin-bottom:.15rem}
.steps p{margin:0;font-size:.96rem}

/* ---------- Case ---------- */
.case{background:var(--ink-strong);color:var(--paper);border-radius:var(--radius);padding:clamp(1.6rem,5vw,3rem)}
.case h2,.case h3{color:var(--paper)}
.case p{color:#C3BDB8}
.case .eyebrow{color:#9C9490}
.case .figure{font-family:var(--fm);color:var(--brand);font-size:1.05rem}

/* ---------- Callout ---------- */
.note{
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:var(--radius);padding:1.15rem 1.35rem;max-width:var(--measure);
}
.note p:last-child{margin-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-band h2{max-width:22ch}

/* ---------- Contact ---------- */
.contact-list{list-style:none;padding:0;margin:1.25rem 0 0}
.contact-list li{padding:.75rem 0;border-bottom:1px solid var(--line);display:flex;gap:1rem;flex-wrap:wrap}
.contact-list li:last-child{border-bottom:0}
.contact-list .k{font-family:var(--fm);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);min-width:8rem;padding-top:.15rem}

/* ---------- Article list ---------- */
.posts{list-style:none;padding:0;margin:1.5rem 0 0}
.posts li{padding:1.15rem 0;border-bottom:1px solid var(--line)}
.posts li:last-child{border-bottom:0}
.posts h3{margin-bottom:.25rem}
.posts a{text-decoration:none}
.posts a:hover h3{color:var(--action)}
.posts p{margin:0;font-size:.97rem;color:var(--ink-soft)}

/* ---------- Figures ---------- */
figure{margin:1.75rem 0;max-width:100%}
figure img{width:100%;height:auto;display:block;border-radius:var(--radius);border:1px solid var(--line)}
figcaption{font-size:.85rem;color:var(--ink-soft);margin-top:.5rem}

/* ---------- Footer ---------- */
.site-foot{border-top:1px solid var(--line);padding-block:2.5rem;margin-top:0}
.site-foot .cols{display:grid;gap:1.5rem;grid-template-columns:1fr}
@media(min-width:760px){.site-foot .cols{grid-template-columns:1.4fr 1fr 1fr}}
.site-foot h4{font-family:var(--fm);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 .7rem;font-weight:400}
.site-foot ul{list-style:none;padding:0;margin:0}
.site-foot li{margin-bottom:.45rem}
.site-foot a{color:var(--ink);text-decoration:none;font-size:.95rem}
.site-foot a:hover{color:var(--action);text-decoration:underline}
.site-foot .legal{margin-top:2rem;font-size:.85rem;color:var(--ink-soft)}
.site-foot .legal p{margin:0}