/* ==========================================================================
   Proměnné a základ
   ========================================================================== */
:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f4f7fa;
  --color-text: #1c1f24;
  --color-text-muted: #5a6472;
  --color-accent: #123b5e;      /* tmavě modrá – hlavní akcentní barva */
  --color-accent-dark: #0b2740;
  --color-accent-light: #e8f0f7;
  --color-border: #e1e6eb;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Sora", var(--font-base);

  --max-width: 1100px;
  --radius: 12px;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  --header-height: 68px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
  text-align: center;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

.section {
  padding: var(--space-xl) 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-note {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  font-size: 1.05rem;
}

.lead {
  font-size: 1.15rem;
  max-width: 720px;
  margin: 0 auto;
  color: var(--color-text-muted);
  text-align: center;
}

/* ==========================================================================
   Tlačítka
   ========================================================================== */
.btn {
  display: inline-block;
  font-weight: 600;
  border-radius: var(--radius);
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  font-size: 1rem;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-accent-dark);
  box-shadow: 0 8px 20px rgba(18, 59, 94, 0.25);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-outline:hover {
  background-color: var(--color-accent-light);
}

.btn-large {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn-small {
  padding: 0.5rem 1.1rem;
  font-size: 0.9rem;
  background-color: var(--color-accent);
  color: #fff;
  white-space: nowrap;
}

/* ==========================================================================
   Header + navigace
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  min-height: var(--header-height);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-accent);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  flex-shrink: 0;
  display: block;
}

.logo-text {
  line-height: 1;
}

.logo--footer {
  --logo-bg: #ffffff;
  --logo-fg: var(--color-accent-dark);
  color: #d7e2ec;
  font-size: 1rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--color-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-shrink: 0;
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text);
  white-space: nowrap;
}

.header-phone:hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-accent-dark);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
    box-shadow: 0 12px 24px rgba(18, 59, 94, 0.08);
  }

  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    pointer-events: auto;
  }

  .main-nav a {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav a:last-child {
    border-bottom: none;
  }

  .header-phone span {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

@media (max-width: 560px) {
  .header-actions .btn-small {
    display: none;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding: var(--space-xl) 0;
  background: linear-gradient(180deg, var(--color-accent-light) 0%, var(--color-bg) 100%);
}

.hero-inner {
  max-width: 780px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-sm);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem;
  margin-bottom: var(--space-md);
}

.trust-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  list-style: none;
}

.trust-chips li {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent-dark);
}

/* ==========================================================================
   Karty služeb
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(18, 59, 94, 0.08);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.card p {
  color: var(--color-text-muted);
}

/* ==========================================================================
   Jak to probíhá
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  counter-reset: step;
}

@media (min-width: 760px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  margin: 0 auto var(--space-sm);
}

.step p {
  color: var(--color-text-muted);
}

/* ==========================================================================
   Proč já
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  align-items: center;
}

@media (min-width: 720px) {
  .about-grid {
    grid-template-columns: auto 1fr;
    gap: var(--space-lg);
  }

  .about-heading,
  .about-lead {
    text-align: left;
    margin-left: 0;
  }
}

.about-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  margin: 0 auto;
  border: 2px solid var(--color-accent);
}

/* ==========================================================================
   Ceník
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 860px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  position: relative;
}

.pricing-featured {
  border-color: var(--color-accent);
  box-shadow: 0 12px 28px rgba(18, 59, 94, 0.12);
}

.pricing-badge {
  position: absolute;
  top: -0.7rem;
  left: var(--space-md);
  background-color: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

.pricing-desc {
  color: var(--color-text-muted);
  min-height: 3rem;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--color-text-muted);
  flex-grow: 1;
}

.pricing-features li::before {
  content: "✓ ";
  color: var(--color-accent);
  font-weight: 700;
}

.pricing-card .btn {
  align-self: flex-start;
  margin-top: var(--space-xs);
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: #fff;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  background: none;
  border: none;
  font: inherit;
  font-weight: 700;
  color: var(--color-text);
  padding: 1rem 1.25rem;
  cursor: pointer;
}

.faq-icon {
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--color-accent);
  transition: transform 0.2s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease;
  padding: 0 1.25rem;
}

.faq-answer p {
  color: var(--color-text-muted);
  padding-bottom: 1rem;
}

.faq-item.is-open .faq-answer {
  max-height: 220px;
}

/* ==========================================================================
   Honeypot pole proti spamu (skryté pro lidi, viditelné pro boty)
   ========================================================================== */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ==========================================================================
   Kontakt
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 760px) {
  .contact-grid {
    grid-template-columns: 1.4fr 1fr;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background-color: #fff;
  padding: var(--space-md);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.contact-form label {
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: var(--space-xs);
}

.contact-form input,
.contact-form textarea {
  font: inherit;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg-alt);
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  background-color: #fff;
}

.contact-form button {
  margin-top: var(--space-sm);
}

.form-note {
  color: var(--color-accent-dark);
  font-weight: 600;
  margin-top: var(--space-xs);
}

.form-note-error {
  color: #b3261e;
}

.contact-alt {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-md);
  align-self: start;
}

.contact-alt p {
  margin-top: var(--space-xs);
}

.contact-region {
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* ==========================================================================
   Patička
   ========================================================================== */
.site-footer {
  background-color: var(--color-accent-dark);
  color: #d7e2ec;
  padding: var(--space-md) 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: center;
  text-align: center;
  font-size: 0.9rem;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-inner a {
  color: #d7e2ec;
}

/* ==========================================================================
   Mobilní sticky lišta s kontaktem
   ========================================================================== */
.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 20;
  gap: 0.6rem;
  padding: 0.6rem var(--space-md);
  padding-bottom: max(0.6rem, env(safe-area-inset-bottom));
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 20px rgba(18, 59, 94, 0.08);
}

.mobile-cta-bar .btn {
  flex: 1;
  text-align: center;
  padding: 0.7rem 1rem;
}

@media (max-width: 640px) {
  .mobile-cta-bar {
    display: flex;
  }

  /* místo pro sticky lištu, aby nepřekrývala patičku */
  body {
    padding-bottom: 68px;
  }
}

/* ==========================================================================
   Právní stránky (zásady ochrany osobních údajů apod.)
   ========================================================================== */
.legal-container {
  max-width: 760px;
}

.legal-page h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  text-align: left;
  margin-bottom: 0.4rem;
}

.legal-updated {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.legal-page h2 {
  font-size: 1.2rem;
  text-align: left;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-xs);
}

.legal-page p {
  color: var(--color-text-muted);
}

/* ==========================================================================
   404 stránka
   ========================================================================== */
.error-page {
  text-align: center;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.error-page h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-sm);
}

.error-page .lead {
  margin-bottom: var(--space-md);
}

/* ==========================================================================
   Cookie lišta
   ========================================================================== */
.cookie-banner[hidden] {
  display: none;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background-color: var(--color-accent-dark);
  color: #f2f6fa;
  padding: 1rem var(--space-md);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.18);
}

.cookie-banner p {
  flex: 1 1 320px;
  margin: 0;
  font-size: 0.92rem;
}

.cookie-banner a {
  color: #ffffff;
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  gap: 0.6rem;
  flex-shrink: 0;
}

.cookie-banner .btn-outline {
  border-color: #ffffff;
  color: #ffffff;
}

.cookie-banner .btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

@media (max-width: 640px) {
  .cookie-banner {
    bottom: 68px; /* nad mobilní sticky lištou s kontaktem */
  }
}

/* ==========================================================================
   Animace fade-in při scrollování
   ========================================================================== */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}