:root {
  --rd-bg: #05060a;
  --rd-bg-elevated: #0c0f18;
  --rd-bg-soft: #151927;
  --rd-border-subtle: #22283a;
  --rd-primary: #ff7a1a;
  --rd-primary-soft: rgba(255, 122, 26, 0.12);
  --rd-primary-hover: #ff8f3d;
  --rd-text-main: #f5f7ff;
  --rd-text-muted: #a4acc7;
  --rd-text-softer: #6f7690;
  --rd-danger: #ff4f5a;

  --rd-radius-lg: 18px;
  --rd-radius-xl: 22px;
  --rd-radius-pill: 999px;

  --rd-shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.55);
  --rd-shadow-subtle: 0 10px 24px rgba(0, 0, 0, 0.45);

  --rd-max-width: 1120px;
}

/* GLOBAL RESET & BASE */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue",
    sans-serif;
  background: radial-gradient(circle at top left, #161b2b 0, #05060a 45%, #020308 100%);
  color: var(--rd-text-main);
  min-height: 100vh;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  color: var(--rd-primary-hover);
}

::selection {
  background: var(--rd-primary);
  color: #000;
}

/* LAYOUT HELPERS */

.rd-container {
  width: 100%;
  max-width: var(--rd-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.rd-section {
  padding: 4.5rem 0;
}

.rd-section + .rd-section {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.rd-section-header {
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.rd-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rd-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.rd-title-xl {
  font-size: clamp(2.1rem, 2.8vw + 1rem, 3rem);
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}

.rd-title-lg {
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.rd-lead {
  font-size: 1.02rem;
  color: var(--rd-text-muted);
  margin: 0;
}

.rd-grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.5rem;
}

.rd-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
}

.rd-grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.75rem;
}

/* NAVBAR */

.rd-navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: linear-gradient(
    to bottom,
    rgba(5, 6, 10, 0.92),
    rgba(5, 6, 10, 0.85),
    transparent
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.rd-navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.rd-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.rd-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.rd-logo img {
  width: 34px;
  height: 34px;
  object-fit: contain;        
  flex-shrink: 0;             
  display: block;
  filter: drop-shadow(0 0 8px rgba(255, 122, 26, 0.4));
  box-shadow: none; 
  background: transparent !important; /* pozadí loga */
}

.rd-logo-text-main {
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}

.rd-logo-text-sub {
  font-size: 0.75rem;
  color: var(--rd-text-softer);
}

.rd-nav-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.rd-nav-link {
  font-size: 0.9rem;
  color: var(--rd-text-muted);
  padding: 0.35rem 0.1rem;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.rd-nav-link:hover {
  color: var(--rd-text-main);
}

.rd-nav-link.active {
  color: var(--rd-text-main);
  border-bottom-color: var(--rd-primary);
}

.rd-nav-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* NAV – MOBILE */

.rd-nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(9, 11, 20, 0.92);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.rd-nav-toggle span,
.rd-nav-toggle span::before,
.rd-nav-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background-color: var(--rd-text-main);
  border-radius: 999px;
  position: relative;
  transition: transform 0.18s ease, opacity 0.18s ease, top 0.18s ease;
}

.rd-nav-toggle span::before,
.rd-nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.rd-nav-toggle span::before {
  top: -5px;
}

.rd-nav-toggle span::after {
  top: 5px;
}

.rd-nav-toggle.open span {
  transform: rotate(45deg);
}

.rd-nav-toggle.open span::before {
  top: 0;
  transform: rotate(0);
}

.rd-nav-toggle.open span::after {
  top: 0;
  transform: rotate(90deg);
}

.rd-navbar-mobile {
  display: none;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-bottom: 0.9rem;
}

.rd-navbar-mobile.open {
  display: block;
}

.rd-navbar-mobile .rd-nav-links {
  flex-direction: column;
  align-items: flex-start;
  margin-top: 0.75rem;
}

/* BUTTONS */

.rd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--rd-radius-pill);
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease,
    transform 0.08s ease, box-shadow 0.15s ease;
  text-decoration: none;
}

.rd-btn:active {
  transform: translateY(1px);
  box-shadow: none;
}

.rd-btn-primary {
  background: linear-gradient(135deg, #ff7a1a, #ffb347);
  color: #160b02;
  box-shadow: 0 14px 32px rgba(255, 122, 26, 0.45);
}

.rd-btn-primary:hover {
  background: linear-gradient(135deg, #ff8f3d, #ffc37a);
}

.rd-btn-ghost {
  background: rgba(8, 10, 18, 0.9);
  color: var(--rd-text-main);
  border-color: rgba(255, 255, 255, 0.12);
}

.rd-btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.26);
}

.rd-badge-soft {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.26rem 0.7rem;
  border-radius: 999px;
  background: rgba(13, 17, 30, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 0.78rem;
  color: var(--rd-text-muted);
}

/* HERO */

.rd-hero {
  padding: 3.4rem 0 3.2rem;
}

.rd-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1.05fr);
  gap: 3rem;
  align-items: center;
}

.rd-hero-title {
  font-size: clamp(2.3rem, 3.4vw + 1rem, 3.3rem);
  letter-spacing: -0.04em;
  margin: 0 0 1rem;
}

.rd-hero-subtitle {
  font-size: 1.02rem;
  color: var(--rd-text-muted);
  max-width: 32rem;
}

.rd-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
  align-items: center;
}

.rd-hero-meta {
  margin-top: 1rem;
  font-size: 0.86rem;
  color: var(--rd-text-softer);
}

.rd-hero-meta span + span::before {
  content: "•";
  margin: 0 0.5rem;
  color: var(--rd-text-softer);
}

/* HERO MOCKUP */

.rd-hero-mock {
  border-radius: var(--rd-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: radial-gradient(circle at top left, #1d2238, #05060a 52%);
  box-shadow: var(--rd-shadow-soft);
  padding: 1rem;
  position: relative;
}

.rd-hero-mock-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  color: var(--rd-text-muted);
}

.rd-hero-pills {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
}

.rd-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #2ecc71;
  box-shadow: 0 0 10px rgba(46, 204, 113, 0.9);
}

.rd-hero-lanes {
  background: rgba(7, 10, 20, 0.94);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.8rem;
  font-size: 0.78rem;
}

.rd-hero-lanes-row {
  display: grid;
  grid-template-columns: 0.6fr 0.8fr 0.8fr 0.9fr;
  padding: 0.45rem 0.55rem;
  border-radius: 12px;
  align-items: center;
}

.rd-hero-lanes-row.header {
  text-transform: uppercase;
  color: var(--rd-text-softer);
  font-size: 0.7rem;
}

.rd-hero-lanes-row.item {
  margin-top: 0.15rem;
  background: linear-gradient(
    90deg,
    rgba(255, 122, 26, 0.06),
    rgba(13, 17, 30, 0.4)
  );
}

.rd-lane-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.16rem 0.5rem;
  border-radius: 999px;
  background: rgba(2, 5, 11, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.rd-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.14rem 0.5rem;
  border-radius: 999px;
  font-size: 0.7rem;
}

.rd-status-pill span.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
}

.rd-status-occupied {
  background: rgba(255, 122, 26, 0.18);
  color: #ffd1a1;
}

.rd-status-occupied span.dot {
  background: #ff7a1a;
}

.rd-status-free {
  background: rgba(46, 204, 113, 0.16);
  color: #b8f5cd;
}

.rd-status-free span.dot {
  background: #2ecc71;
}

/* CARDS / CONTENT */

.rd-card {
  background: linear-gradient(145deg, #0b0f1a, #05060a);
  border-radius: var(--rd-radius-lg);
  border: 1px solid var(--rd-border-subtle);
  padding: 1.5rem;
  box-shadow: var(--rd-shadow-subtle);
}

.rd-card-soft {
  background: radial-gradient(circle at top left, #151a2b, #05060a);
}

.rd-card-title {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.rd-card-text {
  font-size: 0.9rem;
  color: var(--rd-text-muted);
}

.rd-list {
  padding-left: 1.1rem;
  margin: 0.5rem 0 0;
  color: var(--rd-text-muted);
  font-size: 0.9rem;
}

.rd-list li + li {
  margin-top: 0.2rem;
}

.rd-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.rd-pill {
  padding: 0.22rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: rgba(18, 23, 40, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--rd-text-muted);
}

/* PRICING */

.rd-pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.rd-price-card {
  position: relative;
}

.rd-price-label {
  font-size: 0.78rem;
  color: var(--rd-text-softer);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 0.35rem;
}

.rd-price-main {
  font-size: 1.7rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.rd-price-main span {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--rd-text-muted);
}

/* FAQ */

.rd-faq-item {
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.rd-faq-question {
  font-size: 0.98rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.rd-faq-answer {
  font-size: 0.9rem;
  color: var(--rd-text-muted);
}

/* FORMS */

.rd-form {
  display: grid;
  gap: 1rem;
  max-width: 520px;
}

.rd-form-row {
  display: grid;
  gap: 0.5rem;
}

.rd-label {
  font-size: 0.86rem;
  color: var(--rd-text-muted);
}

.rd-input,
.rd-textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(5, 7, 14, 0.95);
  color: var(--rd-text-main);
  font-size: 0.9rem;
}

.rd-input:focus,
.rd-textarea:focus {
  outline: none;
  border-color: var(--rd-primary);
  box-shadow: 0 0 0 1px rgba(255, 122, 26, 0.5);
}

.rd-textarea {
  min-height: 140px;
  resize: vertical;
}

/* BLOG LIST */

.rd-blog-list {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 2rem;
}

.rd-blog-item {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 1rem;
}

.rd-blog-item-title {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.rd-blog-meta {
  font-size: 0.8rem;
  color: var(--rd-text-softer);
  margin-bottom: 0.35rem;
}

/* FOOTER */

.rd-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 2.5rem 0 2rem;
  margin-top: 3rem;
  font-size: 0.86rem;
  color: var(--rd-text-softer);
}

.rd-footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 2rem;
}

.rd-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.2rem;
}

.rd-footer-nav a {
  color: var(--rd-text-muted);
  font-size: 0.84rem;
}

.rd-footer-nav a:hover {
  color: var(--rd-text-main);
}

.rd-footer-bottom {
  margin-top: 1.8rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

/* RESPONSIVE */

@media (max-width: 960px) {
  .rd-grid-2,
  .rd-hero-grid,
  .rd-footer-grid,
  .rd-blog-list,
  .rd-grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .rd-hero {
    padding-top: 2.6rem;
  }  
}

@media (max-width: 780px) {
  .rd-nav-links {
    display: none;
  }

  .rd-navbar-mobile .rd-nav-links {
    display: flex;          
  }

  .rd-nav-cta {
    display: none;
  }

  .rd-nav-toggle {
    display: inline-flex;
  }

  .rd-hero {
    padding: 2.1rem 0 2.5rem;
  }

  .rd-section {
    padding: 3rem 0;
  }
}


@media (max-width: 520px) {
  .rd-hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .rd-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 960px) {
  .rd-grid-3 {
    display: block;
  }

  .rd-grid-3 > * {
    margin-bottom: 1.75rem;
  }
}