/* =============================================
   Hotcan Group — Light Tech Design System
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@500;700;800;900&display=swap');

:root {
  --bg:           #f8f9fc;
  --bg-dark:      #0b1120;
  --bg-card:      #ffffff;
  --bg-card-hover:#f0f6ff;
  --accent:       #0066ff;
  --accent-light: #3d8bff;
  --accent-dim:   rgba(0,102,255,0.6);
  --accent-glow:  rgba(0,102,255,0.12);
  --accent-2:     #00c2ff;
  --navy:         #0b1120;
  --text:         #1a1a2e;
  --text-muted:   #5a607a;
  --text-dim:     #8b91a8;
  --border:       rgba(0,0,0,0.08);
  --border-accent:rgba(0,102,255,0.2);
  --shadow:       0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.03);
  --shadow-hover: 0 8px 32px rgba(0,102,255,0.08), 0 2px 8px rgba(0,0,0,0.06);
  --secondary:    #f0f4ff;
  --card-bg:      #ffffff;
  --accent-dark:  #0052cc;
  --max-width:    1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Utility ────────────────────────────────── */
.font-display { font-family: 'Orbitron', 'Noto Sans SC', sans-serif; }

/* ── Navigation ─────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
/* dark hero nav override */
.hero-dark-nav nav,
nav.nav-dark {
  background: rgba(11,17,32,0.7);
  border-bottom-color: rgba(255,255,255,0.08);
}

.nav-logo {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none;
}
.nav-logo .logo-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  object-fit: cover;
  display: block;
}
.nav-logo .logo-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem; font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links { display: flex; align-items: center; gap: 0.25rem; list-style: none; }
.nav-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.82rem; font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a.active { color: var(--accent); }

.lang-switcher { position: relative; }
.lang-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.3rem 0.75rem;
  border-radius: 6px; cursor: pointer;
  font-size: 0.78rem;
  display: flex; align-items: center; gap: 0.4rem;
  transition: all 0.2s;
}
.lang-btn:hover { border-color: var(--border-accent); color: var(--accent); }

.lang-dropdown {
  display: none; position: absolute;
  top: calc(100% + 6px); right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px; min-width: 160px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}
.lang-dropdown.open { display: block; }
.lang-dropdown a {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.6rem 1rem;
  color: var(--text-muted); text-decoration: none;
  font-size: 0.82rem; transition: all 0.15s;
}
.lang-dropdown a:hover { background: var(--accent-glow); color: var(--accent); }
.lang-dropdown a.active { color: var(--accent); }

.nav-toggle { display: none; background: none; border: none; color: var(--navy); font-size: 1.5rem; cursor: pointer; }

/* ── Hero (dark section) ────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 7rem 2rem 5rem;
  position: relative; overflow: hidden;
  background: var(--navy);
}

.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(0,102,255,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(0,194,255,0.1) 0%, transparent 50%);
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle, rgba(0,102,255,0.1) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, black 0%, transparent 80%);
}

/* scan line */
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,102,255,0.012) 2px,
    rgba(0,102,255,0.012) 4px
  );
  pointer-events: none;
  z-index: 1;
}

.hero-content { position: relative; max-width: 800px; z-index: 2; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(0,102,255,0.08);
  border: 1px solid rgba(0,102,255,0.25);
  border-radius: 4px; padding: 0.4rem 1rem;
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem; color: var(--accent-2);
  margin-bottom: 2.5rem; letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: 'Noto Sans SC', sans-serif;
  font-size: clamp(2.8rem, 7vw, 4.8rem);
  font-weight: 900; line-height: 1.05;
  margin-bottom: 1.5rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.hero h1 span {
  color: var(--accent-2);
  text-shadow: 0 0 40px rgba(0,194,255,0.3), 0 0 80px rgba(0,194,255,0.1);
}
.hero p {
  font-size: 1rem; color: rgba(255,255,255,0.6);
  max-width: 560px; margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero-cta { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  background: var(--accent);
  color: #fff; padding: 0.7rem 1.75rem;
  border-radius: 6px; text-decoration: none;
  font-weight: 700; font-size: 0.85rem;
  transition: all 0.2s; border: none; cursor: pointer;
  letter-spacing: 0.03em;
  box-shadow: 0 4px 16px rgba(0,102,255,0.3);
}
.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(0,102,255,0.4);
  transform: translateY(-1px);
  background: #0055dd;
}

.btn-outline {
  background: transparent; color: rgba(255,255,255,0.85);
  padding: 0.7rem 1.75rem; border-radius: 6px; text-decoration: none;
  font-size: 0.85rem; border: 1px solid rgba(255,255,255,0.2);
  transition: all 0.2s; font-weight: 500;
}
.btn-outline:hover { border-color: var(--accent-2); color: var(--accent-2); }

.hero-stats {
  display: flex; gap: 3rem; justify-content: center; margin-top: 5rem; flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-number {
  font-family: 'Orbitron', monospace;
  font-size: 3rem; font-weight: 800; display: block;
  color: var(--accent-2);
  letter-spacing: 0.05em;
}
.stat-label {
  font-size: 0.85rem; color: rgba(255,255,255,0.45);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-top: 0.4rem;
}

/* ── Sections (light) ───────────────────────── */
section { padding: 5rem 2rem; }
.container { max-width: var(--max-width); margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block;
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em; margin-bottom: 0.75rem;
  font-weight: 600;
  -webkit-text-fill-color: unset;
}
.section-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800; margin-bottom: 1rem;
  color: var(--navy);
  letter-spacing: -0.01em;
}
.section-header p { color: var(--text-muted); max-width: 520px; margin: 0 auto; font-size: 0.9rem; }

/* ── About ───────────────────────────────────── */
.about-section { background: var(--bg); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-text h2 { font-size: 2rem; font-weight: 800; margin-bottom: 1.5rem; color: var(--navy); letter-spacing: -0.02em; }
.about-text p { color: var(--text-muted); margin-bottom: 1rem; }

.about-values { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 2rem; }
.value-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 1rem;
  transition: all 0.2s;
  box-shadow: var(--shadow);
}
.value-item:hover { border-color: var(--border-accent); box-shadow: var(--shadow-hover); }
.value-icon { font-size: 1.3rem; margin-bottom: 0.4rem; }
.value-item h4 { font-size: 0.85rem; margin-bottom: 0.2rem; color: var(--navy); font-weight: 700; }
.value-item p { font-size: 0.78rem; color: var(--text-muted); margin: 0; }

.about-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.about-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem; text-align: center;
  transition: all 0.2s;
  box-shadow: var(--shadow);
}
.about-card:first-child {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(0,102,255,0.04), #fff);
  border-color: var(--border-accent);
}
.about-card:first-child .big-num { color: var(--accent); font-family: 'Orbitron', sans-serif; }
.about-card:first-child .label { color: var(--text-muted); }
.about-card .big-num { font-size: 2.4rem; font-weight: 800; color: var(--navy); letter-spacing: -0.02em; }
.about-card .label { font-size: 0.78rem; color: var(--text-dim); margin-top: 0.25rem; }

/* ── Company Cards ───────────────────────────── */
.companies-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.5rem; }

.company-card {
  background: var(--bg-card); padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.25s; position: relative;
  box-shadow: var(--shadow);
}
.company-card:hover { border-color: var(--border-accent); box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.company-flag { font-size: 1.8rem; margin-bottom: 1rem; }
.company-badge {
  display: inline-block;
  background: var(--accent-glow); color: var(--accent);
  font-size: 0.65rem; padding: 0.2rem 0.6rem;
  border-radius: 4px; margin-bottom: 1rem;
  font-family: 'Orbitron', monospace;
  letter-spacing: 0.08em; font-weight: 600;
  text-transform: uppercase;
}
.company-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.25rem; color: var(--navy); }
.company-subtitle { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 1rem; }
.company-card p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 1.25rem; }

.company-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
  background: var(--accent-glow); color: var(--accent);
  font-size: 0.7rem; padding: 0.2rem 0.5rem;
  border-radius: 4px; border: 1px solid var(--border-accent);
}

/* ── Services ───────────────────────────────── */
.services-section { background: var(--bg); }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.service-card {
  background: var(--bg-card); padding: 1.75rem; transition: all 0.25s;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.service-card:hover { border-color: var(--border-accent); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.service-icon {
  width: 44px; height: 44px;
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 1.25rem;
}
.service-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.6rem; color: var(--navy); }
.service-card p { color: var(--text-muted); font-size: 0.85rem; }

/* ── Contact ─────────────────────────────────── */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; align-items: start; }
.contact-info h2 { font-size: 1.8rem; font-weight: 800; margin-bottom: 1rem; color: var(--navy); letter-spacing: -0.02em; }
.contact-info p { color: var(--text-muted); margin-bottom: 2rem; }
.contact-items { display: flex; flex-direction: column; gap: 0.75rem; }
.contact-item { display: flex; align-items: center; gap: 1rem; }
.contact-icon {
  width: 40px; height: 40px;
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0;
}
.contact-item-text .label { font-size: 0.65rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; font-family: 'Orbitron', monospace; }
.contact-item-text .value { font-size: 0.9rem; color: var(--text); }
.contact-offices { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 2rem; }
.office-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1rem;
  transition: all 0.2s;
  box-shadow: var(--shadow);
}
.office-card:hover { border-color: var(--border-accent); box-shadow: var(--shadow-hover); }
.office-card .city { font-family: 'Orbitron', monospace; font-size: 0.6rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 0.25rem; font-weight: 600; }
.office-card .address { font-size: 0.82rem; color: var(--text-muted); }

/* ── Footer (dark) ──────────────────────────── */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.85);
  padding: 3rem 2rem 1.5rem;
  border-top: none;
}
.footer-grid { max-width: var(--max-width); margin: 0 auto; display: grid; grid-template-columns: 1.8fr 1fr 0.7fr 0.8fr; gap: 2rem; margin-bottom: 1.5rem; }
.footer-brand p { color: rgba(255,255,255,0.4); font-size: 0.82rem; margin-top: 0.75rem; max-width: 240px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-icon { background: none; }
.footer-col h4 {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.15em;
  margin-bottom: 0.75rem; font-weight: 600;
  color: var(--accent-2);
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.4rem; }
.footer-col ul li a { color: rgba(255,255,255,0.4); text-decoration: none; font-size: 0.82rem; transition: color 0.15s; }
.footer-col ul li a:hover { color: var(--accent-2); }
.footer-bottom {
  max-width: var(--max-width); margin: 0 auto;
  padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.75rem; }
.footer-domains { display: flex; gap: 1rem; flex-wrap: wrap; }
.footer-domains a { color: rgba(255,255,255,0.3); text-decoration: none; font-size: 0.72rem; transition: color 0.15s; }
.footer-domains a:hover { color: var(--accent-2); }

/* ── Responsive ──────────────────────────────── */
@media (max-width: 900px) {
  .about-grid, .contact-wrapper { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 64px; left: 0; right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(24px);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    gap: 0.25rem;
  }
  .nav-toggle { display: block; }
}
@media (max-width: 600px) {
  .companies-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-offices { grid-template-columns: 1fr; }
  .about-values { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.4rem; }
}

/* ── Greek: Orbitron / Noto Sans SC → Noto Sans ── */
html[lang="el"] .hero-badge,
html[lang="el"] .hero h1,
html[lang="el"] .font-display,
html[lang="el"] .section-tag,
html[lang="el"] .nav-logo .logo-text,
html[lang="el"] .company-badge,
html[lang="el"] .footer-col h4,
html[lang="el"] .contact-item-text .label,
html[lang="el"] .office-card .city,
html[lang="el"] .about-card:first-child .big-num,
html[lang="el"] .stat-number {
  font-family: 'Noto Sans', -apple-system, sans-serif;
}