:root {
  --bg: #050505;
  --surface: #0a0a0a;
  --surface-alt: #111111;
  --accent: #0066ff;
  --accent-2: #4d94ff;
  --accent-muted: rgba(0, 102, 255, 0.14);
  --text: #ffffff;
  --text-muted: #a1a1aa;
  --text-dim: #6b7280;
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(10, 10, 10, 0.72);
  --shadow-soft: 0 24px 70px rgba(0, 0, 0, 0.35);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --container-max: 1400px;
  --section-spacing: clamp(84px, 10vw, 144px);
  --radius: 24px;
  --radius-sm: 14px;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&family=Space+Grotesk:wght@500;700&display=swap');

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

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top right, rgba(0, 102, 255, 0.08), transparent 24%),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.03), transparent 22%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.container {
  width: min(100%, var(--container-max));
  margin: 0 auto;
  padding-inline: 32px;
}

.grid-12,
.hero-grid,
.footer-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
}

section {
  padding: var(--section-spacing) 0;
  position: relative;
}

.display-1 {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 8vw, 7.4rem);
  line-height: 0.92;
  font-weight: 700;
  letter-spacing: -0.045em;
  text-transform: uppercase;
  text-wrap: balance;
}

.display-2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 0.98;
  font-weight: 700;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  text-wrap: balance;
}

.mono {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
}

.lead {
  font-size: clamp(1.02rem, 1.2vw, 1.22rem);
  font-weight: 300;
  color: var(--text-muted);
  max-width: 680px;
}

.text-muted,
.card p,
.project-info p,
.footer-brand p,
.footer-contact p {
  color: var(--text-muted);
}

.outline-text {
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.9);
  color: transparent;
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 24px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: var(--transition);
  z-index: -1;
}

.btn:hover,
.btn:focus-visible {
  border-color: rgba(0, 102, 255, 0.5);
  transform: translateY(-2px);
  color: #fff;
}

.btn:hover::before,
.btn:focus-visible::before {
  opacity: 1;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  box-shadow: 0 16px 40px rgba(0, 102, 255, 0.3);
}

.btn.primary::before {
  background: linear-gradient(135deg, #0b59d9, #2979ff);
  opacity: 1;
}

.btn.primary:hover,
.btn.primary:focus-visible {
  box-shadow: 0 20px 44px rgba(0, 102, 255, 0.4);
}

.btn:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible {
  outline: 2px solid rgba(77, 148, 255, 0.85);
  outline-offset: 3px;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 18px 0;
  background: linear-gradient(to bottom, rgba(5, 5, 5, 0.5), rgba(5, 5, 5, 0));
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 14px 22px !important;
  border-radius: 999px;
}

.logo,
.logo a {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: #fff;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 20px;
  list-style: none;
  min-width: 0;
}

.nav-links li {
  display: flex;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-decoration: none;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: var(--transition);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-links .btn {
  color: #fff;
}

.hero {
  min-height: calc(100vh - 90px);
  display: flex;
  align-items: center;
  padding-top: 56px;
}

.hero-content {
  grid-column: 1 / 9;
}

.hero-content > :last-child {
  margin-bottom: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-meta {
  grid-column: 10 / 13;
  display: flex;
  flex-direction: column;
  gap: 10px;
  justify-content: flex-end;
  align-self: end;
  min-width: 0;
  padding: 28px 0 0 28px;
  border-left: 1px solid var(--glass-border);
}

.hero-meta p {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 40%),
    var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 34px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.card::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.9), transparent);
  opacity: 0;
  transition: var(--transition);
}

.card:hover,
.card:focus-within {
  border-color: rgba(0, 102, 255, 0.35);
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
}

.card:hover::after,
.card:focus-within::after {
  opacity: 1;
}

.card .num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-bottom: 20px;
  display: block;
}

.card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  line-height: 1.08;
  margin-bottom: 14px;
  text-wrap: balance;
}

.card p {
  font-size: 0.98rem;
}

.card > div:last-child,
.card > .tech-tag:last-child {
  margin-top: auto;
}

.project-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 16 / 10;
  background: var(--surface-alt);
  border: 1px solid var(--glass-border);
  text-decoration: none;
  color: inherit;
  display: block;
  min-height: 320px;
}

.project-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) brightness(0.58);
  transition: var(--transition);
}

.project-item:hover img,
.project-item:focus-visible img {
  filter: grayscale(10%) brightness(0.78);
  transform: scale(1.05);
}

.project-info {
  position: absolute;
  inset: auto 0 0 0;
  padding: 32px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.88), rgba(0, 0, 0, 0));
  transform: translateY(0);
  opacity: 1;
}

.project-info h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.1;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  background: var(--accent-muted);
  color: #8eb7ff;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  border-radius: 999px;
  margin-right: 8px;
  margin-bottom: 8px;
  border: 1px solid rgba(0, 102, 255, 0.18);
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
  width: 100%;
  margin: 28px 0;
}

.final-cta .container.glass {
  padding: clamp(48px, 8vw, 96px) !important;
  text-align: center;
  border-radius: calc(var(--radius) + 4px) !important;
}

.final-cta .lead {
  max-width: 760px;
}

footer {
  padding: 72px 0;
  border-top: 1px solid var(--glass-border);
}

.footer-brand {
  grid-column: 1 / 6;
}

.footer-links {
  grid-column: 7 / 9;
}

.footer-contact {
  grid-column: 10 / 13;
}

.footer-links ul {
  list-style: none;
}

.footer-links a,
.footer-contact a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--text);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.75s cubic-bezier(0.23, 1, 0.32, 1),
    transform 0.75s cubic-bezier(0.23, 1, 0.32, 1);
  will-change: opacity, transform;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

.no-js [data-reveal] {
  opacity: 1;
  transform: translateY(0);
}

.cursor-glow {
  position: fixed;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.075) 0%, transparent 68%);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease;
}

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 32px; }
.mb-8 { margin-bottom: 56px; }
.mt-8 { margin-top: 56px; }

input,
textarea,
select,
button {
  font: inherit;
}

@media (max-width: 1180px) {
  .container {
    padding-inline: 24px;
  }

  nav {
    border-radius: 28px;
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    padding-top: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }

  .hero-grid,
  .grid-12,
  .footer-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .hero-content {
    grid-column: 1 / 9;
  }

  .hero-meta {
    grid-column: 9 / 13;
  }
}

@media (max-width: 980px) {
  :root {
    --section-spacing: 92px;
  }

  .hero {
    min-height: auto;
    padding-top: 36px;
  }

  .hero-content,
  .hero-meta,
  .footer-brand,
  .footer-links,
  .footer-contact,
  .grid-12 > *,
  .hero-grid > *,
  .footer-grid > * {
    grid-column: 1 / -1 !important;
  }

  .hero-meta {
    border-left: 0;
    padding: 18px 0 0;
    border-top: 1px solid var(--glass-border);
    margin-top: 8px;
  }

  .grid-12,
  .hero-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .card,
  .project-item,
  .final-cta .container.glass {
    border-radius: 22px !important;
  }

  .project-item {
    min-height: 300px;
  }
}

@media (max-width: 720px) {
  :root {
    --section-spacing: 78px;
  }

  .container {
    padding-inline: 18px;
  }

  header {
    padding: 12px 0;
  }

  nav {
    min-height: auto;
    padding: 14px 16px !important;
    border-radius: 20px;
  }

  .logo,
  .logo a {
    font-size: 1.25rem;
  }

  .nav-links {
    gap: 10px 14px;
  }

  .nav-links a {
    font-size: 0.68rem;
  }

  .display-1 {
    font-size: clamp(2.55rem, 13vw, 3.8rem);
  }

  .display-2 {
    font-size: clamp(1.85rem, 9vw, 2.6rem);
  }

  .lead {
    font-size: 1rem;
  }

  .card {
    padding: 24px;
  }

  .project-info {
    padding: 20px;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .cursor-glow {
    width: 320px;
    height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}


/* Cookies lišta */
.cookie-banner {
  position: fixed;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 3000;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: end;
  padding: 22px 24px;
  border-radius: 22px;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: var(--transition);
}

.cookie-banner.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.cookie-banner__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.cookie-banner__text {
  color: var(--text-muted);
  max-width: 70ch;
  font-size: 0.95rem;
}

.cookie-banner__text a {
  color: #fff;
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.cookie-btn-secondary {
  background: rgba(255, 255, 255, 0.06);
}

.cookie-settings-toggle {
  position: fixed;
  left: 24px;
  bottom: 24px;
  z-index: 2900;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(10, 10, 10, 0.88);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.cookie-settings-toggle:hover,
.cookie-settings-toggle:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 102, 255, 0.45);
}

.cookie-banner.is-visible + .cookie-settings-toggle {
  opacity: 0;
  pointer-events: none;
}

/* Souhlas ve formuláři */
.consent-check {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  margin-bottom: 12px;
  padding: 16px 18px;
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
}

.consent-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--accent);
  cursor: pointer;
}

.consent-check a {
  color: #fff;
}

.consent-note {
  font-size: 0.8rem;
}

@media (max-width: 860px) {
  .cookie-banner {
    grid-template-columns: 1fr;
    left: 16px;
    right: 16px;
    bottom: 16px;
    padding: 18px;
  }

  .cookie-banner__actions {
    justify-content: stretch;
  }

  .cookie-banner__actions .btn {
    width: 100%;
  }

  .cookie-settings-toggle {
    left: 16px;
    bottom: 16px;
    right: 16px;
    width: auto;
  }
}


/* Mobilní navigace a pomocné utility */
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: rgba(0, 102, 255, 0.45);
  transform: translateY(-1px);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: #fff;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.text-center { text-align: center; }
.text-xs { font-size: 0.78rem; }
.text-dim { color: var(--text-dim); }
.flex { display: flex; }
.justify-between { justify-content: space-between; }
.items-center { align-items: center; }
.border-b { border-bottom: 1px solid var(--glass-border); }
.border-slate-800 { border-color: var(--glass-border); }
.pb-2 { padding-bottom: 0.5rem; }
.text-slate-300 { color: var(--text-muted); }
.font-bold { font-weight: 700; }
.text-accent { color: #8eb7ff; }

html[data-cookie-consent="accepted"] .cookie-banner,
html[data-cookie-consent="rejected"] .cookie-banner {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

html[data-cookie-consent="accepted"] .cookie-settings-toggle,
html[data-cookie-consent="rejected"] .cookie-settings-toggle {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 860px) {
  body.nav-open {
    overflow: hidden;
  }

  nav {
    position: relative;
    align-items: center;
    flex-wrap: nowrap;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .nav-links {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 12px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 16px;
    border-radius: 24px;
    background: rgba(10, 10, 10, 0.96);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
    z-index: 1100;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a,
  .nav-links .btn {
    width: 100%;
    justify-content: flex-start;
    padding-inline: 16px;
    min-height: 50px;
    border-radius: 16px;
  }

  .nav-links .btn.primary {
    justify-content: center;
  }

  .hero {
    min-height: auto;
  }

  .project-item {
    aspect-ratio: 4 / 3;
  }
}

@media (max-width: 720px) {
  .contact-form-v2 > *,
  .grid-12 > [style*="grid-column: span 6"],
  .grid-12 > [style*="grid-column: span 5"],
  .grid-12 > [style*="grid-column: span 7"],
  .grid-12 > [style*="grid-column: span 4"],
  .grid-12 > [style*="grid-column: span 3"] {
    grid-column: 1 / -1 !important;
  }

  .final-cta .container.glass {
    padding: 36px 22px !important;
  }

  .project-info h3 {
    font-size: 1.15rem;
  }

  .project-info p {
    font-size: 0.88rem !important;
  }

  .cookie-banner__title {
    font-size: 1.15rem;
  }

  .cookie-banner__text {
    font-size: 0.9rem;
  }
}