:root {
  /* Warm Athens palette: sand paper, cream cards, deep Aegean blue, terracotta accent */
  --ink: #1f1b17;
  --ink-2: #4a423a;
  --muted: #74695d;
  --line: #dccfb9;
  --paper: #f3ebdd;
  --paper-2: #ebe0cc;
  --card: #fbf6ec;
  --accent: #c2410c;
  --accent-2: #9a3412;
  --sea: #1f4e79;
  --sea-2: #173b5c;
  --sea-soft: #dbe7f1;
  --olive: #4d6b1f;
  --dark: #17222d;
  --dark-2: #1f2f3d;
  --on-dark: #f6efe3;
  --on-dark-muted: #c5b9a8;
  --radius: 16px;
  --max: 1120px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--sea); }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.25rem; font-family: var(--font); font-weight: 650; }
p { margin: 0 0 1em; }
.lead { font-size: 1.2rem; color: var(--ink-2); }
.muted { color: var(--muted); }
.small { font-size: 0.9rem; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
section { padding: 64px 0; }
main > section:nth-of-type(even) { background: var(--paper-2); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.75rem; color: var(--accent); font-weight: 700; margin-bottom: 8px; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(251, 246, 236, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 20px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand img { height: 36px; width: auto; }
.site-nav { margin-left: auto; display: flex; gap: 2px; flex-wrap: nowrap; align-items: center; }
.site-nav a { text-decoration: none; color: var(--ink-2); padding: 6px 8px; border-radius: 8px; font-size: 0.9rem; white-space: nowrap; }
section[id] { scroll-margin-top: 76px; }
.site-nav a:hover { background: var(--paper-2); color: var(--ink); }
.site-nav a.cta { background: var(--sea); color: var(--on-dark); }
.site-nav a.cta:hover { background: var(--sea-2); }
.lang { font-size: 0.85rem; padding: 4px 8px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; color: var(--ink-2); }
.site-nav a[aria-current="page"] { color: var(--ink); background: var(--paper-2); }
.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 7px 12px; font: inherit; font-size: 0.95rem; color: var(--ink); cursor: pointer; }
@media (max-width: 1240px) {
  .site-header .wrap { flex-wrap: wrap; }
  .nav-toggle { display: inline-flex; align-items: center; gap: 6px; }
  .site-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 2px; margin: 0 0 14px; }
  .site-header.open .site-nav { display: flex; }
  .site-nav a { padding: 11px 12px; }
  .site-nav a.lang { align-self: flex-start; margin: 6px 0; }
  .site-nav a.cta { text-align: center; }
}

/* hero: dark band */
.hero { padding: 64px 0 56px; background: linear-gradient(160deg, var(--dark) 0%, var(--dark-2) 60%, #243a4c 100%); color: var(--on-dark); }
.hero .eyebrow { color: #f0a07a; }
.hero h1 { color: #fff; }
.hero .lead { color: var(--on-dark-muted); }
.hero .wrap { display: grid; gap: 40px; grid-template-columns: 1.1fr 1fr; align-items: center; }
.hero-figure { margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6); position: relative; border: 1px solid rgba(255, 255, 255, 0.08); }
.hero-figure img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.hero-figure figcaption { position: absolute; left: 12px; bottom: 12px; background: rgba(23, 34, 45, 0.78); color: var(--on-dark); font-size: 0.75rem; padding: 4px 8px; border-radius: 6px; }
main > section:not(.hero) .hero-figure { box-shadow: 0 30px 60px -30px rgba(31, 27, 23, 0.45); border-color: var(--line); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 20px 0 12px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 10px; text-decoration: none; font-weight: 650; border: 1px solid transparent; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-secondary { background: var(--card); color: var(--ink); border-color: var(--line); }
.btn-secondary:hover { border-color: var(--ink-2); }
.hero .btn-secondary { background: rgba(255, 255, 255, 0.08); color: #fff; border-color: rgba(255, 255, 255, 0.25); }
.hero .btn-secondary:hover { background: rgba(255, 255, 255, 0.16); }
.proof { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 20px; }
.proof div { font-size: 0.9rem; color: var(--on-dark-muted); }
.proof strong { display: block; font-size: 1.5rem; color: #fff; font-family: var(--display); }

/* grids & cards */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: 0 1px 0 rgba(31, 27, 23, 0.04); }
.card h3 { margin-top: 6px; }
.card .icon { width: 36px; height: 36px; border-radius: 10px; background: var(--sea-soft); color: var(--sea); display: grid; place-items: center; font-weight: 700; }
.steps { counter-reset: step; }
.steps .card { position: relative; padding-top: 30px; }
.steps .card::before { counter-increment: step; content: counter(step); position: absolute; top: -14px; left: 20px; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 0.9rem; }

/* pricing plans */
.plan { display: flex; flex-direction: column; }
.plan h3 { font-family: var(--display); font-size: 1.5rem; margin-bottom: 4px; }
.plan .price { margin: 4px 0 8px; }
.plan .price strong { font-family: var(--display); font-size: 2.2rem; }
.plan .price span { color: var(--muted); font-size: 0.85rem; margin-left: 6px; }
.plan.featured { border-color: var(--accent); box-shadow: 0 20px 40px -24px rgba(194, 65, 12, 0.45); }
.plan .checks li { margin-bottom: 6px; }

/* gallery */
.gallery { grid-template-columns: repeat(3, 1fr); }
.gallery figure { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.gallery img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.gallery figcaption { padding: 12px 14px; }
.gallery figcaption strong { display: block; }
.gallery figcaption span { color: var(--muted); font-size: 0.85rem; }

/* tables */
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 0.95rem; }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--paper-2); font-weight: 650; }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }
.highlight { background: #f6e3d6; }

/* dashboard */
.shot { border-radius: var(--radius); border: 1px solid var(--line); box-shadow: 0 30px 60px -30px rgba(31, 27, 23, 0.4); overflow: hidden; background: #fff; }
.split { display: grid; grid-template-columns: 1fr 1.3fr; gap: 36px; align-items: center; }
.shot.phone { max-width: 320px; margin: 0 auto; border-radius: 28px; border: 6px solid #1f1b17; box-shadow: 0 30px 60px -25px rgba(31, 27, 23, 0.55); }
.shot.phone img { aspect-ratio: 420 / 900; object-fit: cover; object-position: top; }
.checks { list-style: none; padding: 0; margin: 0; }
.checks li { padding-left: 28px; position: relative; margin-bottom: 10px; }
.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--olive); font-weight: 700; }

/* faq */
details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 650; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; float: right; color: var(--muted); }
details[open] summary::after { content: "–"; }
details p { margin: 10px 0 0; color: var(--ink-2); }

/* contact */
.contact-card { background: var(--dark); color: var(--on-dark); border-radius: var(--radius); padding: 32px; border: 1px solid rgba(255, 255, 255, 0.06); }
.contact-card h2 { color: #fff; }
.contact-card .eyebrow { color: #f0a07a; }
.contact-card a { color: #f5b48f; }
form.lead-form { display: grid; gap: 10px; grid-template-columns: 1fr 1fr; }
form.lead-form label { display: grid; gap: 4px; font-size: 0.85rem; color: var(--on-dark-muted); }
form.lead-form input, form.lead-form select, form.lead-form textarea { padding: 10px 12px; border-radius: 8px; border: 1px solid #3a4a58; background: #223240; color: #fff; font: inherit; }
form.lead-form .full { grid-column: 1 / -1; }
form.lead-form button { grid-column: 1 / -1; justify-self: start; cursor: pointer; }
form.lead-form button:disabled { opacity: 0.6; cursor: default; }
form.lead-form .form-status { margin: 0; color: var(--on-dark); min-height: 1.2em; }

/* footer */
.site-footer { background: var(--dark); color: var(--on-dark-muted); padding: 36px 0; font-size: 0.85rem; }
.site-footer .wrap { display: grid; gap: 16px; grid-template-columns: 2fr 1fr 1fr; }
.site-footer a { color: var(--on-dark); }
.site-footer strong { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }

/* article pages */
.article { max-width: 760px; padding-bottom: 48px; }
.article h2 { margin-top: 2em; }
.article ul, .article ol { padding-left: 1.3em; }
.note { border-left: 4px solid var(--accent); background: #f6e3d6; padding: 12px 16px; border-radius: 0 10px 10px 0; }
.breadcrumb { font-size: 0.85rem; color: var(--muted); margin: 20px 0 0; }
.breadcrumb a { color: var(--muted); }

@media (max-width: 900px) {
  .hero .wrap, .split { grid-template-columns: 1fr; }
  .grid-3, .grid-4, .gallery { grid-template-columns: repeat(2, 1fr); }
  .site-footer .wrap { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  section { padding: 44px 0; }
  .grid-2, .grid-3, .grid-4, .gallery { grid-template-columns: 1fr; }
  form.lead-form { grid-template-columns: 1fr; }
  .brand img { height: 30px; }
}

/* address check (Γειτονόμετρο embed) */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.addr-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 16px 0 10px; }
.addr-form input { flex: 1 1 320px; min-width: 0; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font: inherit; }
.addr-form input:focus { outline: 2px solid var(--sea); outline-offset: 1px; }
.addr-form button[type="submit"] { cursor: pointer; }
.chip { font: inherit; font-size: 0.85rem; cursor: pointer; background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; color: var(--sea); margin: 0 4px 4px 0; }
.chip:hover { border-color: var(--sea); }
.embed-wrap { margin-top: 16px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--card); box-shadow: 0 30px 60px -30px rgba(31, 27, 23, 0.4); }
.embed-wrap iframe { display: block; width: 100%; height: min(1100px, 82vh); border: 0; background: var(--card); }

@media (max-width: 600px) {
  .embed-wrap iframe { height: 78vh; }
  .addr-form .btn { flex: 1 1 auto; justify-content: center; }
}