/* =========================================================
   Optisleek - selides footer (About, Contact, ROI, Privacy, Terms, Cookies, DPA)
   Pigi: optisleek-pages.css tou mockup (giiesslkzr.zip, 2026-11-04), me ta katholika rules
   (html, body, *, a, img) periorismena mesa sto .os-main wste na min aggizoun header/footer.
   Fortwnetai MONO stis selides page_kind = os-page (views/general/css/{page}.css).
   Grammatoseires: Syne-Bold / Syne-SemiBold / CeraGreek-Regular tou fonts.css - kamia nea eisagwgi.
   ========================================================= */
/* =========================================================
   Optisleek — footer pages (About, Contact, ROI, Legal)
   Scope: everything new lives under .os-* classes.
   Fonts on the live site: Syne (headings), CeraGreek (body).
   ========================================================= */
.os-main{
  --os-purple:#8C3CFA; --os-purple-d:#7426E3; --os-green:#00E09D; --os-green-d:#00B67F;
  --os-ink:#242833; --os-text:#4D4D4D; --os-muted:#9499A8; --os-line:#E4E6EE;
  --os-soft:#F5F6FA; --os-white:#fff; --os-red:#E2445C;
  --os-head:"Syne-Bold","Syne",system-ui,sans-serif;
  --os-head-m:"Syne-SemiBold","Syne",system-ui,sans-serif;
  --os-body:"CeraGreek-Regular",system-ui,-apple-system,"Segoe UI",sans-serif;
  --os-r:22px; --os-wrap:1180px;
}
.os-main{margin:0;background:#fff;color:var(--os-text);font-family:var(--os-body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
/* :where() = midenikh eidikotita, opws to sketo "a" tou mockup - alliws nikouse tis klaseis twn koumpiwn (.os-btn-p: mov keimeno se mov fonto) */
.os-main :where(a){color:var(--os-purple)}
.os-main img{max-width:100%}
.os-wrap{max-width:var(--os-wrap);margin:0 auto;padding:0 24px}

/* ---------- shared blocks ---------- */
.os-eyebrow{display:inline-block;font-family:var(--os-head-m);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--os-green-d);margin-bottom:14px}
.os-h1{font-family:var(--os-head);color:var(--os-ink);font-size:clamp(32px,4.6vw,52px);line-height:1.12;margin:0 0 18px;letter-spacing:-.01em}
.os-h2{font-family:var(--os-head);color:var(--os-ink);font-size:clamp(26px,3.2vw,38px);line-height:1.15;margin:0 0 14px}
.os-h3{font-family:var(--os-head-m);color:var(--os-ink);font-size:20px;line-height:1.3;margin:0 0 8px}
.os-grad{color:var(--os-purple)} .os-grad2{color:var(--os-green-d)}
.os-lead{font-size:18px;line-height:1.7;color:var(--os-text);max-width:680px}
.os-center{text-align:center}.os-center .os-lead{margin-left:auto;margin-right:auto}
.os-sec{padding:88px 0}.os-sec.os-soft{background:var(--os-soft)}
.os-sec-head{max-width:720px;margin:0 auto 48px;text-align:center}
.os-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.os-center .os-btns{justify-content:center}
.os-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 30px;border-radius:999px;font-family:var(--os-body);font-size:15px;text-decoration:none;border:1.5px solid var(--os-purple);cursor:pointer;transition:.2s}
.os-btn-p{background:var(--os-purple);color:#fff}.os-btn-p:hover{background:var(--os-purple-d);border-color:var(--os-purple-d)}
.os-btn-o{background:transparent;color:var(--os-purple)}.os-btn-o:hover{background:var(--os-purple);color:#fff}
.os-grid{display:grid;gap:24px}
.os-g2{grid-template-columns:repeat(2,1fr)}.os-g3{grid-template-columns:repeat(3,1fr)}.os-g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.os-g3,.os-g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.os-g2,.os-g3,.os-g4{grid-template-columns:1fr}.os-sec{padding:64px 0}}
.os-card{background:#fff;border:1px solid var(--os-line);border-radius:var(--os-r);padding:30px}
.os-soft .os-card{border-color:transparent;box-shadow:0 1px 2px rgba(36,40,51,.04)}
.os-card p{margin:0;color:var(--os-text)}
.os-ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;background:rgba(140,60,250,.1);color:var(--os-purple)}
.os-ico.g{background:rgba(0,224,157,.14);color:var(--os-green-d)}
.os-ico svg{width:24px;height:24px}
.os-hero{padding:96px 0 80px;background:radial-gradient(1200px 400px at 50% -10%,rgba(140,60,250,.08),transparent 70%)}

/* ---------- CTA band ---------- */
.os-cta{background:var(--os-ink);border-radius:28px;padding:56px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;overflow:hidden}
.os-cta:after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(0,224,157,.35),transparent 70%)}
.os-cta h2{font-family:var(--os-head);font-size:clamp(24px,3vw,34px);line-height:1.2;margin:0 0 8px;color:#fff;max-width:620px}
.os-cta p{margin:0;color:#C9CCD6;max-width:560px}
.os-cta .os-btns{margin:0;position:relative;z-index:1}
.os-cta .os-btn-o{color:#fff;border-color:#fff}.os-cta .os-btn-o:hover{background:#fff;color:var(--os-ink)}

/* ---------- About ---------- */
.os-story{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media(max-width:860px){.os-story{grid-template-columns:1fr;gap:24px}}
.os-story p{margin:0 0 16px}
.os-loop{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:loop}
@media(max-width:860px){.os-loop{grid-template-columns:1fr}}
.os-loop .os-card{position:relative}
.os-step{font-family:var(--os-head);font-size:14px;color:var(--os-purple);margin-bottom:10px;display:block}
.os-loop ul{margin:14px 0 0;padding-left:18px}.os-loop li{margin:4px 0}
.os-quote{border-left:4px solid var(--os-purple);padding:6px 0 6px 22px;font-family:var(--os-head-m);font-size:22px;line-height:1.4;color:var(--os-ink);margin:8px 0 0}

/* ---------- Contact ---------- */
.os-contact{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:start}
@media(max-width:900px){.os-contact{grid-template-columns:1fr}}
.os-form{background:#fff;border:1px solid var(--os-line);border-radius:var(--os-r);padding:36px}
.os-form h2{margin-top:0}
.os-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.os-row{grid-template-columns:1fr}.os-form{padding:24px}}
.os-field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.os-field label{font-size:14px;color:var(--os-ink)}
.os-field input,.os-field select,.os-field textarea{font:inherit;font-size:15px;border:1px solid #D7DAE3;border-radius:12px;padding:12px 14px;background:#fff;color:var(--os-ink);width:100%}
.os-field textarea{min-height:140px;resize:vertical}
.os-field input:focus,.os-field select:focus,.os-field textarea:focus{outline:2px solid rgba(140,60,250,.35);border-color:var(--os-purple)}
.os-field.err input,.os-field.err select,.os-field.err textarea{border-color:var(--os-red)}
.os-field .os-err{display:none;color:var(--os-red);font-size:13px}.os-field.err .os-err{display:block}
.os-check{display:flex;gap:10px;align-items:flex-start;font-size:14px;margin:4px 0 20px}
.os-check input{margin-top:4px;accent-color:var(--os-purple)}
.os-check.err{color:var(--os-red)}
.os-success{display:none;text-align:center;padding:30px 10px}
.os-success.show{display:block}
.os-success .os-ico{margin:0 auto 16px;background:linear-gradient(135deg,#00E09D,#00C98D);color:#fff;border-radius:50%}
.os-info .os-card{margin-bottom:20px}
.os-info dl{margin:0}.os-info dt{font-size:13px;color:var(--os-muted);margin-top:14px}.os-info dt:first-child{margin-top:0}
.os-info dd{margin:2px 0 0;color:var(--os-ink)}.os-info dd a{color:var(--os-ink);text-decoration:none}.os-info dd a:hover{color:var(--os-purple)}
.os-route .os-card{display:flex;flex-direction:column}
.os-route .os-card p{flex:1;margin-bottom:18px}
.os-link{font-size:15px;text-decoration:none;font-weight:600}.os-link:after{content:" →"}
.os-small{font-size:13px;color:var(--os-muted)}

/* ---------- ROI ---------- */
.os-roi{display:grid;grid-template-columns:1fr 1.05fr;gap:32px;align-items:start}
@media(max-width:900px){.os-roi{grid-template-columns:1fr}}
.os-roi-in{background:#fff;border:1px solid var(--os-line);border-radius:var(--os-r);padding:32px}
.os-roi-in .os-field input{font-size:17px}
.os-pre{position:relative}.os-pre span{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--os-muted)}.os-pre input{padding-left:30px}
.os-roi details{margin-top:8px;border-top:1px solid var(--os-line);padding-top:16px}
.os-roi summary{cursor:pointer;color:var(--os-purple);font-size:15px}
.os-roi-out{background:var(--os-ink);color:#fff;border-radius:var(--os-r);padding:32px;position:sticky;top:92px}
.os-roi-out h3{font-family:var(--os-head-m);color:#fff;margin:0 0 4px;font-size:18px}
.os-kpi{border-top:1px solid rgba(255,255,255,.12);padding:18px 0}
.os-kpi:first-of-type{border-top:0}
.os-kpi .l{font-size:13px;color:#A8ACBA}
.os-kpi .v{font-family:var(--os-head);font-size:34px;line-height:1.15;color:#fff}
.os-kpi .v.big{font-size:44px;color:var(--os-green)}
.os-kpi .s{font-size:13px;color:#A8ACBA}
.os-kpis2{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.os-plan{display:inline-block;background:rgba(140,60,250,.25);color:#E7DAFF;border-radius:999px;padding:3px 12px;font-size:13px;margin-top:6px}
.os-roi-out .os-btn{width:100%;margin-top:10px}
.os-disc{font-size:12px;color:#A8ACBA;margin-top:16px;line-height:1.5}
.os-faq details{background:#fff;border-radius:18px;padding:20px 24px;margin-bottom:12px;border:1px solid var(--os-line)}
.os-faq summary{cursor:pointer;font-family:var(--os-head-m);color:var(--os-ink);font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.os-faq summary:after{content:"+";color:var(--os-purple);font-size:22px;line-height:1}
.os-faq details[open] summary:after{content:"–"}
.os-faq p{margin:12px 0 0}

/* ---------- Legal ---------- */
.os-legal-hero{background:var(--os-soft);padding:72px 0 48px}
.os-legal-hero .os-meta{display:flex;gap:18px;flex-wrap:wrap;align-items:center;color:var(--os-muted);font-size:14px}
.os-legal-hero .os-print{background:none;border:1px solid #CFD2DC;border-radius:999px;padding:6px 14px;font:inherit;font-size:13px;color:var(--os-ink);cursor:pointer}
.os-legal{display:grid;grid-template-columns:260px minmax(0,1fr);gap:56px;padding:56px 24px 96px}
@media(max-width:960px){.os-legal{grid-template-columns:minmax(0,1fr);gap:24px}}
.os-toc{position:sticky;top:92px;align-self:start;max-height:calc(100vh - 120px);overflow:auto;padding-right:8px}
.os-toc h2{font-family:var(--os-head-m);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--os-muted);margin:0 0 12px}
.os-toc ol{list-style:none;margin:0;padding:0;border-left:2px solid var(--os-line)}
.os-toc a{display:block;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:14px;line-height:1.4;color:var(--os-text);text-decoration:none}
.os-toc a:hover,.os-toc a.on{color:var(--os-purple);border-left-color:var(--os-purple)}
@media(max-width:960px){.os-toc{position:static;max-height:none;background:var(--os-soft);border-radius:16px;padding:18px}}
.os-doc{max-width:780px;font-size:16px;min-width:0;overflow-wrap:anywhere}
.os-doc .os-lead{font-size:17px;margin-top:0}
.os-doc section{scroll-margin-top:96px;padding-top:8px}
.os-doc h2{font-family:var(--os-head);color:var(--os-ink);font-size:24px;line-height:1.25;margin:40px 0 12px}
.os-doc h3{font-family:var(--os-head-m);color:var(--os-ink);font-size:18px;margin:26px 0 8px}
.os-doc p,.os-doc li{color:var(--os-text)}
.os-doc ul,.os-doc ol{padding-left:22px}.os-doc li{margin:6px 0}
.os-doc strong{color:var(--os-ink)}
.os-table{width:100%;border-collapse:collapse;margin:16px 0 22px;font-size:14px;display:block;overflow-x:auto}
.os-table thead th{background:var(--os-soft);color:var(--os-ink);text-align:left;font-weight:600;font-family:var(--os-body)}
.os-table th,.os-table td{padding:11px 14px;border-bottom:1px solid var(--os-line);vertical-align:top;min-width:120px}
.os-note{background:rgba(140,60,250,.06);border-left:4px solid var(--os-purple);border-radius:0 14px 14px 0;padding:16px 20px;margin:18px 0}
.os-note p:first-child{margin-top:0}.os-note p:last-child{margin-bottom:0}
mark.os-ph{background:#FFF1A8;color:#5a4800;padding:1px 4px;border-radius:4px}
.os-totop{display:inline-block;margin-top:40px;font-size:14px;text-decoration:none}

@media print{.os-toc,.os-print,.os-totop{display:none!important}.os-legal{display:block;padding:0}.os-legal-hero{background:none;padding:0 0 12px}}

/* ---------- prostasia apo ta genika rules tou bootstrap / global-style mesa sto .os-main ---------- */
.os-main h1,.os-main h2,.os-main h3{font-weight:normal}
.os-main label{margin-bottom:0}
.os-main button,.os-main input,.os-main select,.os-main textarea{font-family:inherit}
.os-main .os-card p:last-child,.os-main .os-cta p:last-child{margin-bottom:0}
.os-main .os-table{color:inherit}
.os-main .os-faq summary::-webkit-details-marker{display:none}
/* honeypots tis formas epikoinwnias (vl. ajax/contact_os.php) */
.os-main .os-hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0}
.os-main .os-hp-hidden{display:none!important}
/* minima lathous apo ton server + katastasi apostolis */
.os-main .os-form-alert{display:none;background:rgba(226,68,92,.08);border-left:4px solid var(--os-red);border-radius:0 12px 12px 0;padding:12px 16px;margin:0 0 16px;color:var(--os-red);font-size:14px}
.os-main .os-form-alert.show{display:block}
.os-main .os-form.isSending button[type=submit]{opacity:.6;pointer-events:none}

/* ---------- to site exei "a:hover, a:focus { color:#000 }" (global-style.css) pou nikaei tis klaseis twn koumpiwn sto hover:
   to keimeno tou mov koumpiou ginotan mavro. Ta xrwmata hover/focus orizontai edw rita. ---------- */
.os-main .os-btn-p:hover,.os-main .os-btn-p:focus{color:#fff}
.os-main .os-btn-o:focus{color:var(--os-purple)}
.os-main .os-cta .os-btn-o:focus{color:#fff}
.os-main .os-link:hover,.os-main .os-link:focus,.os-main .os-totop:hover,.os-main .os-totop:focus{color:var(--os-purple-d)}
.os-main .os-toc a:focus{color:var(--os-purple)}

/* ---------- 2026-11-05: mesa se banner "Custom PHP File" to .os-main einai paidi tou .row (flex) kai epairne mono to platos
   tou periexomenou (1180px, aristera). Pianei olo to platos, wste to .os-wrap na kentraretai me margin:auto. ---------- */
.row > .os-main{width:100%;flex:0 0 100%;max-width:100%}
/* 2026-11-10 (aitima diaxeiristi): mesa se banner to leyko fonto tou .os-main fevgei, wste na fainetai to
   backgroundColor tou banner apo to admin (p.x. ROI Calculator sti Pricing). Xwris xrwma sto banner den allazei tipota:
   apo katw einai to leyko tis selidas. To periexomeno einai se kartes me diko tous fonto. */
.row > .os-main{background:transparent}
/* dyo pedia dipla-dipla (.os-row): oi etiketes ksekinoun stin idia grammi kai ta inputs stoixizontai sto idio ypsos
   (i etiketa pianei to epipleon ypsos otan i diplani spaei se 2 grammes) */
.os-main .os-row > .os-field > label{flex:1 1 auto;display:block}
/* input kai select me to IDIO ypsos (to select tou browser evgaine psilotero) */
.os-main .os-field input:not([type=checkbox]),.os-main .os-field select{height:48px;box-sizing:border-box;line-height:22px}
.os-main .os-field select{appearance:auto;-webkit-appearance:auto;padding-top:0;padding-bottom:0}
/* 2026-11-05 (apofasi xristi): oi dyo paradoxes tou ROI i mia katw apo tin alli, se olo to platos */
.os-main .os-roi details .os-row{grid-template-columns:1fr;gap:0}
/* koumpia se kinito: otan to lektiko spaei se 2 grammes, kentrarismeno kai me anasa panw-katw */
.os-main .os-btn{text-align:center;line-height:1.3;padding-top:10px;padding-bottom:10px}

/* ---------- 2026-11-10: banner «Φόρμα επικοινωνίας» (homepage_banner kind 41, banners.php) ----------
   Idio stil me ti forma twn selidwn footer. Edw mono o,ti xreiazetai epipleon: loader sto koumpi,
   kena mesa sto banner, kai i karta wrariou (12-hours.css) sti deksia stili. */
/* loader: oso stelnei, dipla sto lektiko gyrizei enas mikros kyklos kai to koumpi kleidwnei (isSending pio panw) */
.os-main .os-form.isSending button[type=submit]{cursor:wait}
.os-main .os-form.isSending button[type=submit]::after{content:"";flex:0 0 auto;width:16px;height:16px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:osSpin .7s linear infinite}
@keyframes osSpin{to{transform:rotate(360deg)}}
/* mesa sto banner ta kena panw/katw kai to fonto ta dinei to section (.cardsBanner, xrwma apo to admin), oxi to .os-main */
.os-contact-banner{padding:0;background:transparent}
/* oi kartes tis deksias stilis: koinos titlos */
.os-contact-banner .os-info .os-h3{margin:0 0 4px;font-size:20px}
/* i karta wrariou: idio perigramma/gwnies me tis ypoloipes kartes (.os-card), xwris ti skia tou banner Ωράριο */
.os-contact-banner .os-info .hoursBanner{margin-bottom:20px}
.os-contact-banner .os-info .hoursBanner .os-h3{margin-bottom:12px}
.os-contact-banner .os-info .hoursBanner .hoursCard{border-radius:var(--os-r);border-color:var(--os-line);box-shadow:none;padding:24px 28px}
/* dyo tilefwna / dyo grafeia: mikro keno anamesa */
.os-contact-banner .os-info dd{line-height:1.6}
/* keno anamesa sti synainesi kai sto koumpi: to ".os-main label" (pio panw, 0,1,1) nikouse to margin tou
   ".os-check" (0,1,0) kai to koumpi akoumpouse ti frasi. Isxyei kai gia ti forma twn selidwn footer. */
.os-main label.os-check{margin:4px 0 24px}
/* ---------- 2026-11-10: ROI calculator - oi kartes den spane me megalous arithmous ----------
   Oi stiles tou grid pairnoun min-width:0 (alliws to grid megalwnei oso to pio makry keimeno) kai oi times
   spane se nea grammi an den xwrane. Ta oria twn pediwn (max) einai sto roi-calculator.php / os-pages.js. */
.os-roi > *{min-width:0}
.os-kpi .v,.os-kpi .s,.os-roi-out h3{overflow-wrap:anywhere}
/* nomiki grammi (epwnymia, ΓΕΜΗ, ΑΦΜ apo tis Rythmiseis) katw apo tis kartes tis deksias stilis.
   Klasi "os-legalLine" - to ".os-legal" pio panw einai to plegma twn nomikwn selidwn (grid + padding). */
.os-contact-banner .os-info .os-legalLine{margin:4px 0 0 2px;line-height:1.6}