/* ============================================================
   Codebase Solutions LLC — main stylesheet
   ============================================================ */

:root {
  --bg: #070b16;
  --bg-alt: #0b1122;
  --surface: #101830;
  --surface-2: #141d38;
  --border: rgba(148, 163, 198, 0.14);
  --text: #e8ecf6;
  --muted: #9aa5c0;
  --accent: #4f7cff;
  --accent-2: #8b5cf6;
  --accent-soft: rgba(79, 124, 255, 0.12);
  --grad: linear-gradient(100deg, #4f7cff 0%, #8b5cf6 100%);
  --radius: 16px;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-head: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --shadow-lg: 0 20px 60px rgba(3, 6, 18, 0.55);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 700;
}

img, svg { max-width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: #7ea0ff; }

.container {
  width: min(1160px, 92%);
  margin-inline: auto;
}

/* ---------- Tlačidlá ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15.5px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
  font-family: var(--font-body);
}
.btn:hover { transform: translateY(-2px); }
.btn-lg { padding: 15px 30px; font-size: 16.5px; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 8px 24px rgba(79, 124, 255, 0.35);
}
.btn-primary:hover { color: #fff; box-shadow: 0 12px 32px rgba(79, 124, 255, 0.5); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: rgba(148, 163, 198, 0.4); color: #fff; background: rgba(255,255,255,0.03); }

.btn-light {
  background: #fff;
  color: #0a0e1a;
}
.btn-light:hover { color: #0a0e1a; box-shadow: 0 10px 30px rgba(0,0,0,0.35); }

/* ---------- Hlavička ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 22, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 14px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}
.logo-mark { display: inline-flex; }
.logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #fff;
}
.logo-text em {
  font-style: normal;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.main-nav a {
  color: var(--muted);
  font-weight: 500;
  font-size: 15px;
  transition: color .15s ease;
}
.main-nav a:hover, .main-nav a.is-active { color: #fff; }
.main-nav .btn-nav { color: #fff; padding: 10px 18px; font-size: 14.5px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 0 90px;
  text-align: center;
  background-image:
    linear-gradient(rgba(148,163,198,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,198,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
}
.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 400px at 50% -10%, rgba(79,124,255,0.28), transparent 70%),
    radial-gradient(500px 380px at 85% 20%, rgba(139,92,246,0.16), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; }

.badge {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(79,124,255,0.3);
  color: #a8c0ff;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 26px;
}

.hero h1 {
  font-size: clamp(2.3rem, 5.4vw, 3.9rem);
  margin-bottom: 22px;
  color: #fff;
}
.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  max-width: 640px;
  margin: 0 auto 34px;
  color: var(--muted);
  font-size: 18.5px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 860px;
  margin: 0 auto;
  padding: 26px 20px;
  background: rgba(16, 24, 48, 0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}
.stat strong {
  display: block;
  font-family: var(--font-head);
  font-size: 28px;
  color: #fff;
}
.stat span { color: var(--muted); font-size: 14px; }

/* ---------- Sekcie ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--border); }

.section-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 56px;
}
.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); color: #fff; margin: 10px 0 14px; }
.section-head p { color: var(--muted); font-size: 17px; }

.eyebrow {
  display: inline-block;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ---------- Karty služieb ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(79,124,255,0.45);
  box-shadow: var(--shadow-lg);
}
.card-icon {
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--accent-soft);
  border: 1px solid rgba(79,124,255,0.25);
  color: var(--accent);
  margin-bottom: 20px;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 19.5px; color: #fff; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15.5px; }

/* ---------- Proces ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.step-num {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
}
.step h3 { font-size: 18px; color: #fff; margin: 12px 0 8px; }
.step p { color: var(--muted); font-size: 15px; }

/* ---------- O nás ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
}
.about-text h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); color: #fff; margin: 10px 0 16px; }
.about-text > p { color: var(--muted); margin-bottom: 22px; }

.check-list {
  list-style: none;
  margin-bottom: 30px;
}
.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  color: var(--text);
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f7cff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E") center/12px no-repeat;
  border: 1px solid rgba(79,124,255,0.35);
}

.code-window {
  background: #0c1226;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: rotate(1.2deg);
}
.code-bar {
  display: flex;
  gap: 7px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
}
.code-bar span {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: #2a3352;
}
.code-bar span:nth-child(1) { background: #ff5f57; }
.code-bar span:nth-child(2) { background: #febc2e; }
.code-bar span:nth-child(3) { background: #28c840; }
.code-window pre {
  padding: 24px 22px;
  overflow-x: auto;
  font-size: 14.5px;
  line-height: 1.7;
}
.code-window code { font-family: 'SF Mono', ui-monospace, 'Cascadia Code', Menlo, monospace; color: #c8d2ee; }
.c-kw { color: #c792ea; }
.c-cl { color: #ffcb6b; }
.c-fn { color: #82aaff; }
.c-pr { color: #f07178; }
.c-st { color: #c3e88d; }
.c-cm { color: #5c6a91; }

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(700px 300px at 50% 120%, rgba(139,92,246,0.35), transparent 70%),
    linear-gradient(120deg, #17255c 0%, #1b1440 100%);
  border-block: 1px solid var(--border);
}
.cta-inner { text-align: center; max-width: 640px; }
.cta-inner h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); color: #fff; margin-bottom: 14px; }
.cta-inner p { color: #bcc6e2; margin-bottom: 30px; font-size: 17px; }

/* ---------- Podstránky ---------- */
.page-hero {
  padding: 80px 0 56px;
  text-align: center;
  background:
    radial-gradient(500px 300px at 50% -20%, rgba(79,124,255,0.22), transparent 70%);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3rem); color: #fff; margin: 10px 0 12px; }
.page-hero p { color: var(--muted); font-size: 17px; }

/* ---------- Kontakt ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: start;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  margin-bottom: 22px;
}
.info-card h3 { color: #fff; font-size: 18.5px; margin-bottom: 16px; }
.info-row { color: var(--muted); margin-bottom: 14px; }
.info-row strong { color: var(--text); }
.info-label {
  display: block;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 2px;
}
.mini-steps { padding-left: 20px; color: var(--muted); }
.mini-steps li { margin-bottom: 10px; }

.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 30px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--text);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15.5px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,124,255,0.18);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: #5b6580; }

.checkbox-group {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 4px 0 22px;
  font-size: 14.5px;
  color: var(--muted);
  cursor: pointer;
}
.checkbox-group input {
  margin-top: 4px;
  accent-color: var(--accent);
  width: 16px; height: 16px;
  flex-shrink: 0;
}

.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.alert {
  padding: 16px 18px;
  border-radius: 12px;
  margin-bottom: 22px;
  font-size: 15px;
}
.alert ul { padding-left: 18px; }
.alert-success {
  background: rgba(40, 200, 100, 0.1);
  border: 1px solid rgba(40, 200, 100, 0.35);
  color: #7de6a8;
}
.alert-error {
  background: rgba(255, 90, 90, 0.09);
  border: 1px solid rgba(255, 90, 90, 0.3);
  color: #ff9d9d;
}

/* ---------- Právne stránky ---------- */
.legal-content { max-width: 780px; }
.legal-content h2 {
  color: #fff;
  font-size: 21px;
  margin: 38px 0 12px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { color: var(--muted); margin-bottom: 14px; }
.legal-content ul { padding-left: 22px; margin-bottom: 14px; color: var(--muted); }
.legal-content li { margin-bottom: 8px; }
.legal-content strong { color: var(--text); }

/* ---------- Pätička ---------- */
.site-footer {
  background: #060a14;
  border-top: 1px solid var(--border);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand p { color: var(--muted); font-size: 15px; margin-top: 16px; max-width: 300px; }
.footer-col h4 {
  color: #fff;
  font-size: 15.5px;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 10px;
  transition: color .15s ease;
}
.footer-col a:hover { color: #fff; }
.footer-col p { color: var(--muted); font-size: 15px; margin-bottom: 10px; }
.footer-brand .logo { display: inline-flex; }
.footer-brand a { display: inline-flex; margin-bottom: 0; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-block: 22px;
  text-align: center;
}
.footer-bottom p { color: #5b6580; font-size: 14px; }

/* ---------- Animácie ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responzivita ---------- */
@media (max-width: 980px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); row-gap: 26px; }
}

@media (max-width: 700px) {
  .section { padding: 68px 0; }
  .hero { padding: 76px 0 64px; }
  .cards-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }

  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: 61px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(7, 11, 22, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 18px 5vw 26px;
    gap: 4px;
    transform: translateY(-130%);
    transition: transform .25s ease;
    z-index: 99;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 12px 6px; font-size: 16px; }
  .main-nav .btn-nav { margin-top: 10px; justify-content: center; }
}