/* ============================================================
   SyncNet — κοινό stylesheet για όλες τις σελίδες
   Mobile first. Χωρίς εξωτερικές γραμματοσειρές (ταχύτητα + GDPR).
   ============================================================ */

:root {
  /* Θέμα «Γραφίτης»: ανθρακί με πορτοκαλί */
  --bg: #1a1c1f;
  --surface: #23262a;
  --surface-alt: #1f2225;
  --ink: #f2f0ec;
  --ink-2: #cbc7bf;
  --muted: #9c978e;
  --line: #34383d;

  --brand: #f39a4f;
  --brand-ink: #f7b47b;
  --brand-soft: rgba(243, 154, 79, .14);
  --navy: #121315;
  --navy-2: #1d1f22;
  --accent: #f08a3c;
  --accent-soft: rgba(240, 138, 60, .16);
  --wa: #15803d;
  --wa-ink: #116932;
  --wa-soft: rgba(34, 197, 94, .16);
  --check: #3fbf74;

  --btn: #f08a3c;
  --btn-hover: #f59d56;
  --btn-text: #1a1c1f;
  --header-bg: rgba(26, 28, 31, .9);
  --hover-tint: rgba(255, 255, 255, .06);
  --badge-ink: #f7b47b;
  --tech-border: #464b51;
  --crumb-sep: #5c6168;
  --logo-bg: #f08a3c;
  --logo-s: #1a1c1f;
  --logo-n: #fff;
  --band-bg: #121315;
  --band-card: #1f2124;
  --band-text: #dfe2e6;
  --band-lead: #c3c7cc;
  --band-accent: #f7b47b;
  --footer-bg: #0f1012;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, sans-serif;

  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  --container: 1120px;
  --gutter: 16px;
  --section-y: 56px;
  --mobilebar-h: 64px;

  color-scheme: dark;
}

@media (min-width: 768px) {
  :root { --gutter: 24px; --section-y: 88px; }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 65px; } /* ύψος κεφαλίδας */
body {
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: calc(var(--mobilebar-h) + env(safe-area-inset-bottom));
}
@media (min-width: 900px) { body { padding-bottom: 0; } }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--brand); text-underline-offset: 3px; }
a:hover { color: var(--brand-ink); }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; left: 8px; top: -60px; z-index: 200;
  background: var(--navy); color: #fff; padding: 10px 14px; border-radius: 8px;
}
.skip-link:focus { top: 8px; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { line-height: 1.2; letter-spacing: -0.01em; color: var(--ink); }
h1 { font-size: clamp(1.9rem, 6vw, 3.1rem); font-weight: 800; }
h2 { font-size: clamp(1.55rem, 4.2vw, 2.3rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p + p { margin-top: .8em; }

.eyebrow {
  display: inline-block;
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 10px;
}
.lead { font-size: clamp(1.05rem, 2.4vw, 1.2rem); color: var(--ink-2); }
.muted { color: var(--muted); }

.section { padding-block: var(--section-y); }
.section--white { background: var(--surface); }
/* Κουτιά μέσα σε ανοιχτή ενότητα: σκούρο φόντο για να ξεχωρίζουν */
.section--white .card,
.section--white .step,
.section--white .faq details,
.section--white .contact-method,
.section--white .related a,
.section--white .pillar,
.section--white .brand-logos li,
.section--white .web-metric { background: var(--bg); }
.section--alt { background: var(--surface-alt); border-block: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 32px; }
.section-head p { margin-top: 12px; color: var(--ink-2); }
.section-head--center { margin-inline: auto; text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 22px;
  font: inherit; font-weight: 700; font-size: 1rem; line-height: 1.2;
  border-radius: 999px; border: 2px solid transparent;
  text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease, transform .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 20px; height: 20px; flex: none; }
.btn--primary { background: var(--btn); color: var(--btn-text); }
.btn--primary:hover { background: var(--btn-hover); color: var(--btn-text); }
.btn--wa { background: var(--wa); color: #fff; }
.btn--wa:hover { background: var(--wa-ink); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--btn); color: var(--btn-text); }
.btn--outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn--outline-light:hover { border-color: #fff; color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-row--stack-sm .btn { width: 100%; }
@media (min-width: 560px) { .btn-row--stack-sm .btn { width: auto; } }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--header-bg);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 800; font-size: 1.2rem; }
.logo:hover { color: var(--ink); }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 9px;
  background: var(--logo-bg); color: var(--logo-s); font-size: .85rem; font-weight: 800; letter-spacing: .02em;
}
.logo-mark span { color: var(--logo-n); }
.nav { display: none; }
.nav > ul { display: flex; align-items: center; gap: 2px; }
.nav > ul > li > a {
  display: inline-flex; align-items: center; gap: 5px; min-height: 44px; padding: 8px 10px; border-radius: 8px;
  color: var(--ink-2); font-weight: 600; font-size: .93rem; text-decoration: none; white-space: nowrap;
}
@media (min-width: 1100px) {
  .nav > ul { gap: 4px; }
  .nav > ul > li > a { padding: 8px 12px; font-size: .95rem; }
}
.nav > ul > li > a:hover, .nav > ul > li > a[aria-current],
.nav-dropdown:hover:not(.is-closed) > a, .nav-dropdown:focus-within:not(.is-closed) > a, .nav-dropdown.is-open > a {
  color: var(--ink); background: var(--hover-tint);
}
.nav-dropdown { position: static; }
.nav-caret { width: 15px; height: 15px; opacity: .75; transition: transform .2s ease, color .15s ease; }
.nav-dropdown:hover:not(.is-closed) .nav-caret, .nav-dropdown:focus-within:not(.is-closed) .nav-caret, .nav-dropdown.is-open .nav-caret {
  transform: rotate(180deg); color: var(--brand); opacity: 1;
}
.nav-sub {
  position: absolute; top: calc(100% - 4px); left: 50%; z-index: 120;
  width: max-content; max-width: calc(100vw - 32px);
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, auto); gap: 0; padding: 12px;
  background: #16181c; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .12); border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .7), inset 0 1px 0 rgba(255, 255, 255, .08);
  opacity: 0; visibility: hidden; transform: translate(-50%, 6px); pointer-events: none;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.nav-sub::before { content: ""; position: absolute; inset: -10px 0 auto 0; height: 10px; }
.nav-dropdown:hover:not(.is-closed) .nav-sub,
.nav-dropdown:focus-within:not(.is-closed) .nav-sub,
.nav-dropdown.is-open .nav-sub {
  opacity: 1; visibility: visible; transform: translate(-50%, 0); pointer-events: auto;
}
.nav-dropdown.is-closed .nav-sub { visibility: hidden; transition: none; }
.nav-col { display: flex; flex-direction: column; gap: 2px; padding: 4px 12px; }
.nav-col + .nav-col { border-left: 1px solid var(--line); }
.nav-col ul { display: grid; gap: 2px; }
.nav-sub .nav-col a { white-space: normal; line-height: 1.25; padding: 8px 10px; gap: 8px; font-size: .86rem; }
.nav-col .nav-sub-ico { width: 16px; height: 16px; }
.nav-col-title {
  padding: 4px 10px 6px; font-size: .68rem; font-weight: 800; letter-spacing: .07em;
  text-transform: uppercase; color: var(--brand);
}
.nav-sub a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px;
  color: var(--ink-2); font-weight: 600; font-size: .92rem; text-decoration: none; white-space: nowrap;
  transition: background .15s ease, color .15s ease;
}
.nav-sub a:hover, .nav-sub a:focus-visible, .nav-sub a[aria-current="page"] {
  background: rgba(255, 255, 255, .07); color: var(--ink);
}
.nav-sub a[aria-current="page"] { box-shadow: inset 0 0 0 1px rgba(240, 138, 60, .45); }
.nav-sub-ico { width: 18px; height: 18px; color: var(--brand); flex: none; }
@media (prefers-reduced-motion: reduce) { .nav-sub, .nav-caret { transition: none; } }
.header-call { display: none; }
.header-call.btn { min-height: 44px; padding: 8px 16px; font-size: .95rem; white-space: nowrap; }
/* Σε στενά laptop μόνο το εικονίδιο, για να χωράει το μενού */
@media (max-width: 1099px) { .header-call-num { display: none; } .header-call.btn { padding: 8px 12px; } }

.menu-toggle {
  display: inline-grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink); cursor: pointer;
}
.menu-toggle svg { width: 22px; height: 22px; }
.menu-toggle .icon-close { display: none; }
.menu-toggle[aria-expanded="true"] .icon-open { display: none; }
.menu-toggle[aria-expanded="true"] .icon-close { display: block; }

.mobile-menu { border-top: 1px solid var(--line); background: var(--surface); max-height: calc(100dvh - 64px); overflow-y: auto; overscroll-behavior: contain; }
.mobile-menu[hidden] { display: none; }
.mobile-menu ul { padding-block: 6px 12px; }
.mobile-menu ul a {
  display: flex; align-items: center; gap: 12px; padding: 11px 10px; border-radius: 10px;
  color: var(--ink); font-weight: 600; font-size: .95rem; text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .05);
}
.mobile-menu ul a:hover, .mobile-menu ul a:focus-visible { background: var(--hover-tint); color: var(--ink); }
.mobile-menu .menu-group {
  margin-top: 16px; padding: 12px 10px 6px; font-size: .74rem; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase; color: var(--brand);
  border-top: 1px solid var(--line);
}
.mobile-menu .menu-group:first-child { margin-top: 4px; border-top: 0; padding-top: 8px; }
.mobile-menu ul a[aria-current="page"] { color: var(--brand); background: rgba(240, 138, 60, .10); box-shadow: inset 3px 0 0 var(--brand); font-weight: 700; }
.mobile-menu-cta {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  padding-top: 12px; padding-bottom: 20px; border-top: 1px solid var(--line);
}
.mobile-menu-cta .btn { min-height: 46px; padding: 10px 12px; }

@media (min-width: 900px) {
  .nav { display: block; }
  .header-call { display: inline-flex; }
  .menu-toggle, .mobile-menu { display: none !important; }
}

/* ---------- Mobile sticky call bar ---------- */
.mobile-bar {
  position: fixed; inset: auto 0 0 0; z-index: 90;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  padding: 8px var(--gutter) calc(8px + env(safe-area-inset-bottom));
  background: var(--header-bg);
  border-top: 1px solid var(--line);
  box-shadow: 0 -4px 16px rgba(0,0,0,.3);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: transform .25s ease, opacity .25s ease, visibility .25s;
}
.mobile-bar .btn { min-height: 48px; padding: 10px 12px; }
/* Κρυμμένη όσο φαίνονται τα κουμπιά του hero (το βάζει το main.js) */
.mobile-bar.is-hidden { transform: translateY(100%); opacity: 0; visibility: hidden; pointer-events: none; }
@media (prefers-reduced-motion: reduce) { .mobile-bar { transition: none; } }
@media (min-width: 900px) { .mobile-bar { display: none; } }

/* ---------- Επιστροφή στην κορυφή ---------- */
.to-top {
  position: fixed; right: var(--gutter); bottom: calc(var(--mobilebar-h) + env(safe-area-inset-bottom) + 12px); z-index: 80;
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--surface); color: var(--ink); border: 1px solid var(--line); box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s, border-color .15s ease, color .15s ease;
}
.to-top svg { width: 20px; height: 20px; transform: rotate(-90deg); }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover, .to-top:focus-visible { border-color: var(--brand); color: var(--brand); }
@media (min-width: 900px) { .to-top { bottom: 24px; right: 24px; } }
@media (prefers-reduced-motion: reduce) { .to-top { transition: none; } }

/* ---------- Hero ---------- */
.hero { padding-block: 40px 56px; }
.hero-grid { display: grid; gap: 32px; align-items: center; }
.hero h1 { margin-bottom: 16px; }
.hero h1 .hl { color: var(--brand); display: block; }
.hero .lead { max-width: 36em; margin-bottom: 24px; }
.hero-note { margin-top: 14px; font-size: .95rem; color: var(--muted); }
.trust-list { display: grid; gap: 10px; margin-top: 28px; }
.trust-list li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-2); font-weight: 600; }
.trust-list svg { width: 22px; height: 22px; color: var(--check); flex: none; margin-top: 1px; }
@media (min-width: 900px) {
  .hero { padding-block: 72px 88px; }
  .hero-grid { grid-template-columns: 1.15fr .85fr; gap: 56px; }
}

.offer-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px;
  padding: 24px; box-shadow: var(--shadow); position: relative;
}
.offer-card .badge { margin-bottom: 12px; }
.offer-card h2 { font-size: 1.45rem; margin-bottom: 8px; }
.offer-card p { color: var(--ink-2); }
.offer-card ul { margin-block: 18px 22px; display: grid; gap: 10px; }
.offer-card ul:last-child { margin-bottom: 0; }
.offer-card li { display: flex; gap: 10px; align-items: flex-start; }
.offer-card li svg { width: 20px; height: 20px; color: var(--brand); flex: none; margin-top: 3px; }
.offer-card .btn { width: 100%; }
@media (min-width: 768px) { .offer-card { padding: 32px; } }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--badge-ink);
  font-size: .82rem; font-weight: 700;
}

/* ---------- Pillars / services ---------- */
.pillars { display: grid; gap: 20px; }
@media (min-width: 900px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
.pillar {
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px;
  padding: 24px; display: flex; flex-direction: column;
}
.pillar { transition: border-color .2s ease, box-shadow .2s ease; }
.pillar:hover, .pillar:focus-within { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand) inset, var(--shadow); }
.pillar-top { display: flex; align-items: center; gap: 14px; margin-bottom: 6px; }
.pillar-num { font-size: .8rem; font-weight: 800; color: var(--brand); letter-spacing: .06em; }
.pillar h3 { font-size: 1.35rem; }
.pillar-for { color: var(--muted); font-size: .95rem; margin-bottom: 16px; }
.icon-box {
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; flex: none;
  background: var(--brand-soft); color: var(--brand);
}
.icon-box svg { width: 26px; height: 26px; }
.service-links { display: grid; gap: 4px; }
.service-links a {
  display: flex; align-items: center; gap: 12px;
  padding: 12px; margin-inline: -12px; border-radius: 12px;
  color: var(--ink); text-decoration: none; font-weight: 600; line-height: 1.35;
}
.service-links a:hover { background: var(--hover-tint); color: var(--ink); }
.service-links .si { width: 22px; height: 22px; color: var(--brand); flex: none; }
.service-links .arrow { width: 18px; height: 18px; color: var(--muted); margin-left: auto; flex: none; transition: transform .15s ease; }
.service-links a:hover .arrow { transform: translateX(3px); color: var(--brand); }

/* ---------- Dark band (support / CTA) ---------- */
.band { background: var(--band-bg); color: var(--band-text); }
.band h2, .band h3 { color: #fff; }
.band .eyebrow { color: var(--band-accent); }
.band a:not(.btn) { color: #9adbf7; }
.band-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .band-grid { grid-template-columns: 1fr 1fr; gap: 56px; } }
.band .lead { color: var(--band-lead); }
.check-list { display: grid; gap: 12px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list svg { width: 22px; height: 22px; flex: none; margin-top: 2px; color: var(--check); }
.band .check-list svg { color: #5fd38f; }
.band-card { background: var(--band-card); border: 1px solid rgba(255,255,255,.08); border-radius: 20px; padding: 24px; }
@media (min-width: 768px) { .band-card { padding: 32px; } }

.cta-band { text-align: center; }
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { max-width: 560px; margin: 0 auto 24px; }
.cta-band .btn-row { justify-content: center; }

/* ---------- Steps ---------- */
.steps { display: grid; gap: 16px; counter-reset: step; }
@media (min-width: 768px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) and (max-width: 1023px) {
  .steps > .step:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (min-width: 1024px) { .steps { grid-template-columns: repeat(5, 1fr); } }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; position: relative;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04), 0 2px 8px rgba(0, 0, 0, .16);
}
.step-num {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--btn); color: var(--btn-text); font-weight: 800; margin-bottom: 12px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { font-size: .95rem; color: var(--ink-2); }
.step--free .step-num { background: var(--accent); }

/* ---------- Feature cards / grids ---------- */
.cards { display: grid; gap: 16px; }
@media (min-width: 640px) { .cards--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .cards--3 { grid-template-columns: repeat(3, 1fr); } .cards--4 { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 640px) and (max-width: 899px) {
  .cards--3, .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .cards--3 > .card:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}
.card .icon-box { margin-bottom: 14px; }
.card h3 { font-size: 1.08rem; margin-bottom: 6px; }
.card p { color: var(--ink-2); font-size: .97rem; }

.split { display: grid; gap: 32px; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; } }

.includes { display: grid; gap: 12px; }
@media (min-width: 640px) { .includes--2 { grid-template-columns: 1fr 1fr; column-gap: 28px; } }
.includes li { display: flex; gap: 12px; align-items: flex-start; }
.includes svg { width: 22px; height: 22px; flex: none; margin-top: 2px; color: var(--check); }

.deliver-box {
  margin-top: 28px; padding: 22px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
}
.deliver-box h3 { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; margin-bottom: 14px; }
.deliver-box .si { width: 22px; height: 22px; color: var(--brand); }
.tech-box {
  margin-top: 28px; padding: 18px 20px; border-radius: var(--radius);
  background: var(--surface-alt); border: 1px dashed var(--tech-border);
  font-size: .95rem; color: var(--ink-2);
}
.tech-box strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: .9rem; letter-spacing: .04em; text-transform: uppercase; }

.note {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px 20px; border-radius: var(--radius);
  background: var(--brand-soft); color: var(--ink);
}
.note svg { width: 24px; height: 24px; flex: none; color: var(--brand); margin-top: 1px; }

/* ---------- About ---------- */
.about-quote {
  font-size: clamp(1.4rem, 3.6vw, 2rem); font-weight: 800; line-height: 1.25; color: var(--ink);
}
.about-quote .hl { color: var(--brand); }
.skills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.skills li {
  padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line);
  font-size: .9rem; font-weight: 600; color: var(--ink-2);
}

/* ---------- Areas ---------- */
.areas { display: grid; gap: 16px; }
@media (min-width: 768px) { .areas { grid-template-columns: repeat(3, 1fr); } }
.contact-areas { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.contact-areas-title { font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--brand); margin-bottom: 16px; }
.areas--stack { grid-template-columns: 1fr !important; gap: 18px; }
.area { display: flex; gap: 14px; align-items: flex-start; }
.area h3, .area h4 { font-size: 1.08rem; margin-bottom: 2px; }
.area p { color: var(--ink-2); font-size: .95rem; }

/* ---------- Packages (κρυφά μέχρι να μπουν τιμές) ---------- */
.packages { display: grid; gap: 16px; }
@media (min-width: 900px) { .packages { grid-template-columns: repeat(3, 1fr); } }
.package { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 24px; display: flex; flex-direction: column; }
.package h3 { margin-bottom: 4px; }
.package .price { font-size: 1.9rem; font-weight: 800; margin-block: 12px; }
.package .price small { font-size: .9rem; font-weight: 600; color: var(--muted); }
.package .includes { margin-bottom: 20px; }
.package .btn { margin-top: auto; }

/* ---------- Gallery ---------- */
.gallery { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 900px) { .gallery { grid-template-columns: repeat(4, 1fr); } }
.gallery figure { border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); border: 1px solid var(--line); }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery figcaption { padding: 8px 10px; font-size: .85rem; color: var(--ink-2); }

/* ---------- Reviews ---------- */
.reviews { display: grid; gap: 16px; }
@media (min-width: 900px) { .reviews { grid-template-columns: repeat(3, 1fr); } }
.review { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.review .stars { color: #e3a008; letter-spacing: 2px; margin-bottom: 8px; }
.review cite { display: block; margin-top: 12px; font-style: normal; font-weight: 700; font-size: .95rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq-layout { display: grid; gap: 8px; }
@media (min-width: 900px) {
  .faq-layout { grid-template-columns: minmax(260px, .8fr) 1.6fr; gap: 56px; align-items: start; }
  .faq-layout .faq { max-width: none; }
  .faq-layout > div:first-child { position: sticky; top: 96px; }
}
.faq-help { margin-top: 8px; margin-bottom: 20px; padding: 18px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--line); color: var(--ink-2); }
.section--white .faq-help { background: var(--bg); }
.faq-help p { font-size: .95rem; }
.faq-help-links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 12px; }
.faq-help-links a { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--brand); text-decoration: none; }
.faq-help-links a:hover { text-decoration: underline; }
.faq-help-links svg { width: 18px; height: 18px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.faq summary {
  list-style: none; cursor: pointer; padding: 16px 48px 16px 18px; position: relative;
  font-weight: 700; line-height: 1.4;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 18px; top: 50%; width: 10px; height: 10px; margin-top: -7px;
  border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg);
  transition: transform .15s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details > div { padding: 0 18px 18px; color: var(--ink-2); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 28px; align-items: start; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 56px; } }
.contact-methods { display: grid; gap: 12px; }
.contact-method {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 18px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  color: var(--ink); text-decoration: none;
  transition: border-color .15s ease, transform .15s ease;
}
a.contact-method:hover { border-color: var(--brand); color: var(--ink); }
.contact-method .icon-box { width: 46px; height: 46px; }
.contact-method .icon-box--wa { background: var(--wa-soft); color: var(--check); }
.contact-method small { display: block; color: var(--muted); font-size: .85rem; font-weight: 600; }
.contact-method strong { font-size: 1.1rem; overflow-wrap: anywhere; }

/* ---------- Breadcrumb / page hero ---------- */
.breadcrumb { padding-top: 20px; font-size: .9rem; color: var(--muted); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li + li::before { content: "›"; margin-right: 6px; color: var(--crumb-sep); }
.breadcrumb a { color: var(--muted); }
.page-hero { padding-block: 24px 48px; }
.page-hero h1 { max-width: 20em; margin-bottom: 16px; }
.page-hero .lead { max-width: 40em; margin-bottom: 24px; }
@media (min-width: 900px) { .page-hero { padding-block: 40px 72px; } }

.related { display: grid; gap: 12px; }
@media (min-width: 640px) { .related { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .related { grid-template-columns: repeat(3, 1fr); } }
.related a {
  display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 600;
}
.related a:hover { border-color: var(--brand); color: var(--ink); }
.related .si { width: 22px; height: 22px; color: var(--brand); flex: none; }

/* Οι ενότητες σταματούν ακριβώς κάτω από την κεφαλίδα· τα μικρότερα κουτιά με λίγο αέρα από πάνω */
.subsection, .card[id] { scroll-margin-top: 84px; }
.subsection + .subsection { margin-top: 48px; }
@media (min-width: 900px) { .split > .subsection + .subsection { margin-top: 0; } }
/* Μονός αριθμός ενοτήτων: η τελευταία πιάνει όλο το πλάτος */
@media (min-width: 900px) {
  .split > .subsection:last-child:nth-child(odd):not(:first-child) { grid-column: 1 / -1; }
  .split > .subsection:last-child:nth-child(odd):not(:first-child) .includes { grid-template-columns: 1fr 1fr; column-gap: 28px; }
}
.prose { max-width: 720px; }
.prose h2 { margin-block: 40px 12px; font-size: 1.5rem; }
.prose h3 { margin-block: 24px 8px; }
.prose ul { padding-left: 1.2em; margin-block: 8px; }
.prose li + li { margin-top: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--footer-bg); color: #b9c6d2; padding-block: 48px 28px; font-size: .95rem; }
.site-footer a { color: #dfe7ee; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.3fr 1fr 1fr 1fr; } }
.site-footer .logo { color: #fff; }
.footer-about { margin-top: 12px; max-width: 30em; }
.footer-title { color: #fff; font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 12px; }
.footer-links { display: grid; gap: 8px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); font-size: .88rem;
}

/* ---------- Φωτογραφίες ---------- */
.hero--photo { position: relative; isolation: isolate; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-bg {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover; object-position: center;
}
.hero--photo::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(26, 28, 31, .55) 0%, rgba(26, 28, 31, .85) 100%);
}
@media (min-width: 900px) {
  .hero--photo::before {
    background: linear-gradient(90deg, rgba(26, 28, 31, .88) 0%, rgba(26, 28, 31, .55) 48%, rgba(26, 28, 31, .20) 100%);
  }
}
/* Κινητό/tablet: φωτογραφία στην κορυφή του hero, που σβήνει προς το κείμενο */
.hero-photo { display: block; position: relative; z-index: -1; height: 260px; margin-bottom: -18px; }
.hero-photo img {
  width: 100%; height: 100%; object-fit: cover; object-position: center 45%;
  -webkit-mask-image: linear-gradient(180deg, #000 62%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 62%, transparent 100%);
}
@media (max-width: 899px) { .hero--photo { padding-top: 0; } }
@media (max-width: 639px) { .hero .lead-more { display: none; } }
@media (min-width: 640px) { .hero-photo { height: 360px; margin-bottom: -24px; } }
@media (min-width: 900px) { .hero-photo { display: none; } }
.hero--photo .offer-card {
  background: rgba(34, 37, 42, .94);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05), var(--shadow);
}

.pillar-img {
  width: calc(100% + 48px); max-width: none; margin: -24px -24px 20px; aspect-ratio: 3 / 2; object-fit: cover;
  border-radius: 19px 19px 0 0;
  filter: brightness(.82) saturate(.85); transition: filter .25s ease;
}
.pillar:hover .pillar-img, .pillar:focus-within .pillar-img { filter: none; }
.pillar { overflow: hidden; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04); }

.audience { display: grid; gap: 16px; }
@media (min-width: 640px) { .audience { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .audience { grid-template-columns: repeat(4, 1fr); } }
.audience-card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  color: var(--ink); text-decoration: none; transition: border-color .2s ease, box-shadow .2s ease;
}
.audience-card:hover { border-color: var(--brand); color: var(--ink); box-shadow: var(--shadow); }
.audience-card .more svg { transition: transform .18s ease; }
.audience-card:hover .more svg { transform: translateX(3px); }
.audience-card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; filter: brightness(.78) saturate(.8); transition: filter .25s ease, transform .35s ease; }
.audience-card:hover img, .audience-card:focus-visible img { filter: none; transform: scale(1.03); }
.audience-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.audience-body h3 { margin-bottom: 6px; }
.audience-body p { color: var(--ink-2); font-size: .96rem; flex: 1; }
.audience-body .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; color: var(--brand); font-weight: 700; font-size: .95rem; }
.audience-body .more svg { width: 18px; height: 18px; }

.page-hero-grid { display: grid; gap: 28px; align-items: center; }
@media (min-width: 900px) { .page-hero-grid { grid-template-columns: 1.1fr .9fr; gap: 48px; } }
.page-hero-img {
  width: 100%; aspect-ratio: 3 / 2; object-fit: cover;
  border-radius: 20px; border: 1px solid var(--line); box-shadow: var(--shadow);
}

.brands { display: flex; flex-wrap: wrap; gap: 10px; }
.brands li { padding: 10px 18px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-weight: 700; color: var(--ink-2); }
.photo-credit { font-size: .8rem; color: var(--muted); }
.brand-groups { display: grid; gap: 28px; }
.brand-group { display: grid; gap: 14px; }
@media (min-width: 900px) {
  .brand-groups { gap: 20px; }
  .brand-group { grid-template-columns: 200px 1fr; gap: 24px; align-items: center; }
}
.brand-group h3 { display: flex; align-items: center; gap: 10px; font-size: 1.15rem; }
.brand-group h3 .si { width: 24px; height: 24px; color: var(--brand); }
.brand-logos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 640px) { .brand-logos { grid-template-columns: repeat(4, 1fr); } }
.brand-logos li {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  min-height: 140px; padding: 20px 16px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  transition: border-color .15s ease;
}
.brand-logos img { width: auto; max-width: 100%; object-fit: contain; filter: brightness(0) invert(1); opacity: .82; transition: opacity .15s ease; }
.brand-logos span { font-size: .85rem; font-weight: 600; color: var(--muted); }
.brand-logos li:hover { border-color: var(--brand); }
.brand-logos li:hover img { opacity: 1; }
@media (min-width: 900px) { .pillar-img { aspect-ratio: 21 / 9; } }
/* Μονός αριθμός πυλώνων: ο τελευταίος πιάνει όλο το πλάτος */
@media (min-width: 900px) {
  .pillars:not(.pillars--3) > .pillar:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .pillars:not(.pillars--3) > .pillar:last-child:nth-child(odd) .pillar-img { aspect-ratio: 32 / 9; }
  .pillars:not(.pillars--3) > .pillar:last-child:nth-child(odd) .service-links { grid-template-columns: 1fr 1fr; column-gap: 16px; }
}

/* ---------- Web showcase metrics (istoselides.html) ---------- */
.web-metrics { display: grid; gap: 16px; margin-top: 28px; }
@media (min-width: 768px) { .web-metrics { grid-template-columns: repeat(3, 1fr); } }
.web-metric {
  background: var(--surface-alt); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}
.web-metric-val {
  display: inline-flex; align-items: baseline; gap: 6px;
  font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--brand);
  line-height: 1.1; margin-bottom: 8px;
}
.web-metric-val--green { color: #5fd38f; }
.web-metric h3 { font-size: 1.05rem; margin-bottom: 6px; }
.web-metric p { font-size: .95rem; color: var(--ink-2); }

/* ---------- About section ("5 -> 1" comparison board) ---------- */
.about-intro { display: grid; gap: 20px; margin-bottom: 36px; }
@media (min-width: 900px) {
  .about-intro { grid-template-columns: .95fr 1.05fr; gap: 48px; align-items: start; margin-bottom: 44px; }
}
.vs-board {
  display: grid; gap: 18px; align-items: stretch;
  padding: 22px; border-radius: 24px;
  background: radial-gradient(700px 420px at 82% 50%, rgba(240, 138, 60, .12), transparent 70%), #15171b;
  border: 1px solid var(--line); box-shadow: var(--shadow);
}
@media (min-width: 900px) {
  .vs-board { grid-template-columns: 1fr auto 1.08fr; gap: 28px; padding: 34px; }
  /* Η αριστερή στήλη απλώνεται στο ύψος της κάρτας SyncNet */
  .vs-col--old .vs-old-list { flex: 1; grid-auto-rows: 1fr; gap: 12px; }
  .vs-col--old .vs-old-list li { padding: 14px 18px; }
}
.vs-col { display: flex; flex-direction: column; gap: 12px; }
.vs-label {
  font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em;
  color: #e69595; padding-left: 4px;
}
.vs-label--sync { color: var(--brand); }
.vs-old-list { display: grid; gap: 10px; }
.vs-old-list li {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 16px; border-radius: 14px;
  background: #1d2026; border: 1px dashed #353a45;
}
@media (min-width: 640px) {
  .vs-old-list li:nth-child(even) { margin-left: 20px; }
  .vs-old-list li:nth-child(odd) { margin-right: 20px; }
}
.vs-num {
  display: inline-grid; place-items: center; flex: none;
  width: 34px; height: 34px; border-radius: 50%;
  background: #262a32; border: 1px solid #434956;
  color: var(--muted); font-weight: 800; font-size: .9rem;
}
.vs-old-list strong { display: block; color: var(--ink); font-size: .98rem; line-height: 1.25; }
.vs-old-list li > div > span { display: block; color: var(--muted); font-size: .88rem; margin-top: 2px; }
.vs-old-foot {
  padding: 14px 16px; border-radius: 12px; text-align: center;
  background: rgba(220, 68, 68, .16); border: 1.5px solid rgba(242, 112, 112, .55);
  color: #ffb8b8; font-weight: 700; font-size: .92rem;
}
.vs-arrow {
  display: grid; place-items: center; margin-inline: auto; align-self: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: #232730; border: 2px solid var(--brand); color: var(--brand);
  box-shadow: 0 8px 20px rgba(0, 0, 0, .4);
  transform: rotate(90deg);
}
.vs-arrow svg { width: 22px; height: 22px; }
@media (min-width: 900px) { .vs-arrow { transform: none; } }

.vs-sync-card {
  display: flex; flex-direction: column; gap: 14px;
  padding: 22px; border-radius: 20px;
  background: linear-gradient(180deg, #232730 0%, #191c23 100%);
  border: 2px solid rgba(240, 138, 60, .6);
  box-shadow: inset 0 3px 0 var(--brand), 0 16px 36px rgba(0, 0, 0, .45);
}
.vs-sync-head {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 14px; border-bottom: 1px solid #323742;
}
.vs-logo { width: 44px; height: 44px; border-radius: 11px; font-size: 1rem; flex: none; }
.vs-sync-head strong { display: block; font-size: 1.2rem; color: var(--ink); line-height: 1.2; }
.vs-sync-head > div > span { display: block; font-size: .9rem; color: var(--ink-2); margin-top: 2px; }
.vs-sync-list { display: grid; gap: 8px; }
.vs-sync-list li {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 11px 14px; border-radius: 12px;
  background: #171a20; border: 1px solid #2b303a;
}
.vs-check {
  display: inline-grid; place-items: center; flex: none;
  width: 26px; height: 26px; margin-top: 2px; border-radius: 50%;
  background: rgba(47, 158, 102, .18); border: 1px solid rgba(95, 211, 143, .45);
  color: #5fd38f;
}
.vs-check svg { width: 15px; height: 15px; }
.vs-sync-list strong { display: block; color: var(--ink); font-size: .98rem; line-height: 1.25; }
.vs-sync-list li > div > span { display: block; color: var(--ink-2); font-size: .88rem; margin-top: 2px; }
.vs-sync-foot {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: 14px;
  background: #281f18; border: 1.5px solid var(--brand);
}
.vs-sync-phone {
  display: inline-grid; place-items: center; flex: none;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--brand); color: var(--btn-text);
}
.vs-sync-phone svg { width: 19px; height: 19px; }
.vs-sync-foot strong { display: block; color: var(--ink); font-size: 1.02rem; line-height: 1.25; }
.vs-sync-foot > div > span { display: block; color: var(--brand-ink); text-wrap: pretty; font-size: .88rem; font-weight: 600; margin-top: 2px; }

/* ---------- Σελίδα «Πώς δουλεύουμε» ---------- */
.steps-more { display: flex; justify-content: center; margin-top: 28px; }
.pz-mini { display: grid; gap: 10px; margin: 16px 0; }
.pz-mini a { display: flex; align-items: center; gap: 12px; font-weight: 700; color: var(--ink); text-decoration: none; border-radius: 10px; padding: 7px 8px; margin: -7px -8px; min-height: 44px; }
.pz-mini a:hover, .pz-mini a:focus-visible { color: var(--brand); background: var(--hover-tint); }
.pz-step { scroll-margin-top: 84px; }
.pz-mini-num {
  display: grid; place-items: center; flex: none; width: 30px; height: 30px; border-radius: 50%;
  background: var(--brand); color: var(--btn-text); font-size: .85rem; font-weight: 800;
}
.pz-steps { position: relative; display: grid; gap: 22px; }
.pz-step { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 16px; }
.pz-step:not(:last-child)::before {
  content: ""; position: absolute; left: 21px; top: 48px; bottom: -22px; width: 2px;
  background: linear-gradient(var(--brand), rgba(240, 138, 60, .15));
}
.pz-marker span {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--brand); color: var(--btn-text); font-weight: 800; font-size: 1.05rem;
  box-shadow: 0 0 0 6px rgba(240, 138, 60, .15);
}
.pz-card {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}
.pz-head { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; }
.pz-head h3 { font-size: 1.3rem; margin: 0 0 2px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.pz-head h3 .badge { font-size: .72rem; padding: 3px 10px; }
.pz-sub { color: var(--ink-2); }
.pz-cols { display: grid; gap: 18px; }
.pz-cols h4 { font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.pz-you { padding: 16px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--line); }
@media (min-width: 768px) {
  .pz-cols { grid-template-columns: 1.15fr 1fr; gap: 24px; }
  .pz-step { grid-template-columns: 56px 1fr; gap: 22px; }
  .pz-step:not(:last-child)::before { left: 27px; }
  .pz-marker span { width: 56px; height: 56px; font-size: 1.2rem; }
  .pz-card { padding: 26px 28px; }
}
.footer-bottom-links { display: flex; flex-wrap: wrap; gap: 8px 20px; }

@media (min-width: 768px) { .includes--2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 32px; } }

/* Οθόνες αφής: κάθε σύνδεσμος κειμένου πιάνει τουλάχιστον 44px ύψος για το δάχτυλο */
@media (pointer: coarse) {
  .footer-links { gap: 0; }
  .footer-links li:not(:has(a)) { padding-block: 6px; }
  .breadcrumb ol { align-items: center; }
  .breadcrumb li { display: inline-flex; align-items: center; }
  .footer-links a, .footer-bottom-links a, .breadcrumb a, .faq-help-links a, .logo {
    display: inline-flex; align-items: center; min-height: 44px;
  }
}

/* Τρεις πυλώνες.
   Κινητό/tablet: κάρτα με φαρδιά φωτογραφία επάνω που σβήνει απαλά προς το κείμενο.
   Από 900px: οριζόντιες κάρτες, φωτογραφία σχεδόν στο μισό πλάτος (κοντά στην αναλογία της), εναλλάξ αριστερά/δεξιά. */
.pillars--3 .pillar-img {
  aspect-ratio: 16 / 9;
  -webkit-mask-image: linear-gradient(to bottom, #000 72%, transparent);
  mask-image: linear-gradient(to bottom, #000 72%, transparent);
}
@media (min-width: 640px) {
  .pillars--3 { grid-template-columns: 1fr; gap: 24px; }
  .pillars--3 .pillar-img { aspect-ratio: 21 / 9; }
}
@media (min-width: 900px) {
  .pillars--3 .pillar {
    --photo-w: 46%;
    position: relative; min-height: 340px; justify-content: center;
    padding: 34px 28px 28px calc(var(--photo-w) + 20px);
  }
  .pillars--3 .pillar:nth-child(even) { padding: 34px calc(var(--photo-w) + 20px) 28px 28px; }
  .pillars--3 .pillar-img {
    position: absolute; inset: 0 auto 0 0; width: var(--photo-w); height: 100%;
    margin: 0; aspect-ratio: auto; border-radius: 0;
    -webkit-mask-image: linear-gradient(to right, #000 78%, transparent);
    mask-image: linear-gradient(to right, #000 78%, transparent);
  }
  .pillars--3 .pillar:nth-child(even) .pillar-img {
    inset: 0 0 0 auto;
    -webkit-mask-image: linear-gradient(to left, #000 78%, transparent);
    mask-image: linear-gradient(to left, #000 78%, transparent);
  }
  .pillars--3 .pillar h3 { font-size: 1.5rem; }
  .pillars--3 .pillar-for { font-size: 1rem; margin-bottom: 14px; }
}

/* ---------- Διακριτική κίνηση (Hero + Micro-interactions + Scroll Reveal) ---------- */
@keyframes heroFloat {
  0%   { transform: scale(1.02) translate3d(0, 0, 0); opacity: .92; }
  100% { transform: scale(1.06) translate3d(-10px, -6px, 0); opacity: 1; }
}
@media (min-width: 900px) and (prefers-reduced-motion: no-preference) {
  .hero-bg { animation: heroFloat 16s ease-in-out infinite alternate; will-change: transform; }
}
.cards .card, .contact-method {
  transition: border-color .2s ease, box-shadow .2s ease;
}
.cards .card:hover, a.contact-method:hover {
  border-color: rgba(240, 138, 60, .45);
  box-shadow: var(--shadow);
}
.service-links a svg.arrow, .btn svg { transition: transform .18s ease; }
.service-links a:hover svg.arrow, .btn:hover svg { transform: translateX(2px); }

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .45s cubic-bezier(.22, .61, .36, 1), transform .45s cubic-bezier(.22, .61, .36, 1);
  will-change: opacity, transform;
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .hero-bg, .cards .card, .contact-method, .pillar, .audience-card, .audience-card img,
  .service-links a svg.arrow, .btn svg, .reveal {
    animation: none !important;
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}