/* Art direction: Prague river heritage / educational cultural institution → warm, authoritative, editorial
   Palette: warm navy + cream surfaces, red-orange accent (brand), teal secondary
   Typography: Cormorant Garamond (display) + DM Sans (body) — heritage serif meets clean modernity
   Density: spacious, editorial — generous section breathing room */

/* =========================================
   CUSTOM PALETTE — Prague Boats Brand
   ========================================= */

:root, [data-theme="light"] {
  /* Surfaces — warm cream/sand */
  --color-bg:               #faf5eb;
  --color-surface:          #fff;
  --color-surface-2:        #f7f1e3;
  --color-surface-offset:   #f0e8d5;
  --color-surface-offset-2: #e8dfc8;
  --color-surface-dynamic:  #ddd3bb;
  --color-surface-navy:     #1a2744;
  --color-surface-navy-2:   #243356;
  --color-divider:          #ddd3bb;
  --color-border:           #cec4ac;

  /* Text */
  --color-text:             #1a2030;
  --color-text-muted:       #5a5240;
  --color-text-faint:       #9a9080;
  --color-text-inverse:     #faf5eb;
  --color-text-on-navy:     #f0e8d5;
  --color-text-muted-on-navy: #a8bcc4;

  /* Primary Accent — Red-Orange (brand) */
  --color-primary:          #e84420;
  --color-primary-hover:    #c93318;
  --color-primary-active:   #a82510;
  --color-primary-highlight: #f5d5cc;

  /* Secondary — Teal/Steel Blue */
  --color-secondary:        #2a6a7a;
  --color-secondary-hover:  #1e5060;
  --color-secondary-active: #163a47;
  --color-secondary-highlight: #c8dde2;

  /* Radius */
  --radius-sm:  0.25rem;
  --radius-md:  0.5rem;
  --radius-lg:  0.75rem;
  --radius-xl:  1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px oklch(0.18 0.04 240 / 0.10);
  --shadow-md: 0 4px 14px oklch(0.18 0.04 240 / 0.12);
  --shadow-lg: 0 12px 36px oklch(0.18 0.04 240 / 0.18);

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;
  --content-full:    100%;

  /* Font families */
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body:    'DM Sans', 'Inter', sans-serif;
}

/* DARK MODE */
[data-theme="dark"] {
  --color-bg:               #0e1422;
  --color-surface:          #131a2e;
  --color-surface-2:        #192036;
  --color-surface-offset:   #1e2840;
  --color-surface-offset-2: #243050;
  --color-surface-dynamic:  #2c3a5a;
  --color-surface-navy:     #0a0f1e;
  --color-surface-navy-2:   #0f1628;
  --color-divider:          #2a3555;
  --color-border:           #344066;
  --color-text:             #e8e0d0;
  --color-text-muted:       #a0998a;
  --color-text-faint:       #6a6055;
  --color-text-inverse:     #0e1422;
  --color-text-on-navy:     #e8e0d0;
  --color-text-muted-on-navy: #9ab0bb;
  --color-primary:          #f05535;
  --color-primary-hover:    #e84420;
  --color-primary-active:   #c93318;
  --color-primary-highlight: #4a2018;
  --color-secondary:        #4a9aac;
  --color-secondary-hover:  #3a7e8e;
  --color-secondary-active: #2a6070;
  --color-secondary-highlight: #1a3040;
  --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 36px oklch(0 0 0 / 0.45);
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:               #0e1422;
    --color-surface:          #131a2e;
    --color-surface-2:        #192036;
    --color-surface-offset:   #1e2840;
    --color-surface-offset-2: #243050;
    --color-surface-dynamic:  #2c3a5a;
    --color-surface-navy:     #0a0f1e;
    --color-surface-navy-2:   #0f1628;
    --color-divider:          #2a3555;
    --color-border:           #344066;
    --color-text:             #e8e0d0;
    --color-text-muted:       #a0998a;
    --color-text-faint:       #6a6055;
    --color-text-inverse:     #0e1422;
    --color-text-on-navy:     #e8e0d0;
    --color-text-muted-on-navy: #9ab0bb;
    --color-primary:          #f05535;
    --color-primary-hover:    #e84420;
    --color-primary-active:   #c93318;
    --color-primary-highlight: #4a2018;
    --color-secondary:        #4a9aac;
    --color-secondary-hover:  #3a7e8e;
    --color-secondary-active: #2a6070;
    --color-secondary-highlight: #1a3040;
    --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.25);
    --shadow-md: 0 4px 14px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 12px 36px oklch(0 0 0 / 0.45);
  }
}

/* =========================================
   TYPE SCALE
   ========================================= */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);
}

/* =========================================
   SPACING SCALE (4px base)
   ========================================= */
:root {
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

/* =========================================
   BASE RESET
   ========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  hanging-punctuation: first last;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body, sans-serif);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }

::selection {
  background: oklch(from var(--color-primary) l c h / 0.2);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

button { cursor: pointer; background: none; border: none; }
table { border-collapse: collapse; width: 100%; }

a, button, [role="button"], [role="link"], input, textarea, select {
  transition: color var(--transition-interactive),
              background var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

/* =========================================
   NAVIGATION
   ========================================= */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  transition: background 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              padding 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-nav--scrolled {
  background: oklch(from #1a2744 l c h / 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px oklch(0 0 0 / 0.25);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.nav-logo-img {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  transition: transform var(--transition-interactive);
  object-fit: contain;
}

/* Nav is always on dark background → always show white logo */
.nav-logo-img--dark { display: none; }
.nav-logo-img--light { display: block; }

.nav-logo:hover .nav-logo-img { transform: scale(1.05); }

.nav-logo-text {
  line-height: 1.2;
}

.nav-logo-text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-logo-text span {
  display: block;
  font-size: var(--text-xs);
  font-weight: 400;
  opacity: 0.75;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-links a {
  display: block;
  padding: var(--space-2) var(--space-3);
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255,255,255,0.12);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius-md);
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.btn-nav-cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-nav-cta:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Mobile nav */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
  transition: transform var(--transition-interactive),
              opacity var(--transition-interactive);
}

.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--color-surface-navy);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-16) var(--space-8);
}

.nav-mobile.is-open { display: flex; }

.nav-mobile a {
  display: block;
  padding: var(--space-4) var(--space-6);
  color: var(--color-text-on-navy);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
  border-bottom: 1px solid oklch(from #fff l c h / 0.1);
  width: 100%;
  transition: color var(--transition-interactive);
}

.nav-mobile a:hover { color: var(--color-primary); }

.nav-mobile-close {
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  color: #fff;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}

@media (max-width: 900px) {
  .nav-links, .btn-nav-cta { display: none; }
  .nav-hamburger { display: flex; }
}

/* =========================================
   HERO
   ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('./assets/naplavka-aerial.jpg') center center / cover no-repeat;
  transform-origin: center;
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    oklch(0.12 0.05 240 / 0.25) 0%,
    oklch(0.12 0.05 240 / 0.45) 40%,
    oklch(0.10 0.05 240 / 0.82) 85%,
    oklch(0.08 0.05 240 / 0.92) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-32) var(--space-8) clamp(var(--space-12), 8vw, var(--space-24));
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-primary);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 600;
  color: #fff;
  line-height: 1.0;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-5);
  max-width: 14ch;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  font-style: italic;
  color: rgba(255,255,255,0.88);
  margin-bottom: var(--space-6);
  max-width: 40ch;
}

.hero-description {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: rgba(255,255,255,0.78);
  max-width: 58ch;
  line-height: 1.7;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 2px solid var(--color-primary);
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px oklch(from var(--color-primary) l c h / 0.35);
}

.btn-primary:active { transform: translateY(0); box-shadow: none; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: transparent;
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(255,255,255,0.45);
  cursor: pointer;
  transition: background var(--transition-interactive),
              border-color var(--transition-interactive),
              color var(--transition-interactive);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.75);
  color: #fff;
}

.hero-scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  right: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: rgba(255,255,255,0.55);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.hero-scroll-hint::after {
  content: '';
  display: block;
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.3);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0%, 100% { transform: scaleY(1); opacity: 0.5; }
  50% { transform: scaleY(0.4); opacity: 1; }
}

/* =========================================
   SECTION LAYOUT UTILITIES
   ========================================= */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
  padding-inline: var(--space-6);
}

.section--navy {
  background: var(--color-surface-navy);
  color: var(--color-text-on-navy);
}

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

.section--white {
  background: var(--color-surface);
}

.container {
  max-width: var(--content-default);
  margin-inline: auto;
}

.container--wide {
  max-width: var(--content-wide);
  margin-inline: auto;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
}

.section-eyebrow--navy {
  color: var(--color-primary);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
  color: var(--color-text);
}

.section-title--on-navy {
  color: #fff;
}

.section-title--on-cream {
  color: var(--color-text);
}

/* =========================================
   O PROJEKTU (About)
   ========================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-lead {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.about-body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-5);
}

.about-pull-quote {
  padding: var(--space-6) var(--space-6);
  border-left: 3px solid var(--color-primary);
  background: var(--color-surface-2);
  margin-block: var(--space-8);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.45;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.stat-card {
  padding: var(--space-6);
  background: var(--color-surface-navy);
  border-radius: var(--radius-lg);
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted-on-navy);
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; gap: var(--space-10); }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================
   PHASE SECTIONS
   ========================================= */
.phase-section {
  overflow: hidden;
}

.phase-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 70vh;
}

.phase-inner--reverse {
  direction: rtl;
}

.phase-inner--reverse > * {
  direction: ltr;
}

.phase-image-col {
  position: relative;
  overflow: hidden;
  min-height: 500px;
}

.phase-image-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.phase-image-col:hover img {
  transform: scale(1.03);
}

.phase-content-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(var(--space-10), 5vw, var(--space-16));
}

.phase-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-5);
  flex-shrink: 0;
}

.phase-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.phase-subtitle {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  font-style: italic;
  color: var(--color-secondary);
  margin-bottom: var(--space-5);
}

.phase-body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-6);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: none;
}

.feature-list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  margin-top: 0.55em;
  flex-shrink: 0;
}

.phase-detail-block {
  margin-top: var(--space-6);
  padding: var(--space-5);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
}

.phase-detail-block h4 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.phase-detail-block ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.phase-detail-block ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}

.phase-detail-block ul li::before {
  content: '—';
  color: var(--color-primary);
  font-weight: 600;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .phase-inner,
  .phase-inner--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .phase-image-col { min-height: 320px; }
  .phase-content-col { padding: var(--space-8) var(--space-5); }
}

/* =========================================
   NÁPLAVKA STOPS (Numbered list)
   ========================================= */
.stops-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.stop-card {
  padding: var(--space-5) var(--space-5);
  background: var(--color-surface-offset);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
  position: relative;
  overflow: hidden;
}

.stop-card::before {
  content: attr(data-num);
  position: absolute;
  top: -8px;
  right: var(--space-4);
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: oklch(from var(--color-surface-navy) l c h / 0.07);
  line-height: 1;
  pointer-events: none;
}

.stop-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-secondary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  margin-bottom: var(--space-3);
  flex-shrink: 0;
}

.stop-title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  max-width: none;
}

.stop-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .stops-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .stops-grid { grid-template-columns: 1fr; }
}

/* =========================================
   HISTORICKÁ PLAVIDLA (Historic Vessels)
   ========================================= */
.vessels-section {
  background: var(--color-surface-navy);
}

.vessels-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  margin-bottom: var(--space-16);
}

.vessels-intro-img {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.vessels-intro-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.vessels-intro-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, oklch(from var(--color-primary) l c h / 0.15), transparent);
  pointer-events: none;
}

.vessels-intro-text {}

.vessels-intro-lead {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: rgba(255,255,255,0.95);
  line-height: 1.5;
  margin-bottom: var(--space-5);
}

.vessels-intro-body {
  font-size: var(--text-base);
  color: var(--color-text-muted-on-navy);
  line-height: 1.75;
}

.vessels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.vessel-card {
  padding: var(--space-6);
  background: var(--color-surface-navy-2);
  border-radius: var(--radius-lg);
  border: 1px solid oklch(from #fff l c h / 0.08);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.vessel-card:hover {
  transform: translateY(-3px);
  border-color: oklch(from var(--color-primary) l c h / 0.35);
  box-shadow: 0 8px 24px oklch(0 0 0 / 0.3);
}

.vessel-icon {
  width: 44px;
  height: 2px;
  background: var(--color-primary);
  margin-bottom: var(--space-5);
}

.vessel-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-3);
  max-width: none;
}

.vessel-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted-on-navy);
  line-height: 1.65;
  max-width: 42ch;
}

@media (max-width: 900px) {
  .vessels-intro { grid-template-columns: 1fr; }
  .vessels-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .vessels-grid { grid-template-columns: 1fr; }
}

/* =========================================
   GALLERY
   ========================================= */
.gallery-section {
  background: var(--color-surface-2);
}

.gallery-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
  padding-bottom: 0;
}

.gallery-tab {
  padding: var(--space-3) var(--space-5);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color var(--transition-interactive),
              border-color var(--transition-interactive);
}

.gallery-tab.is-active,
.gallery-tab:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
}

.gallery-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  cursor: zoom-in;
}

.gallery-item:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.gallery-item:nth-child(4) { grid-column: span 2; }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:nth-child(1) img { aspect-ratio: auto; height: 100%; }

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(to top, oklch(0.1 0.04 240 / 0.85), transparent);
  color: rgba(255,255,255,0.9);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--transition-interactive),
              transform var(--transition-interactive);
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

/* Lightbox */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: oklch(0.05 0 0 / 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.lightbox-overlay.is-open {
  display: flex;
}

.lightbox-img {
  max-width: min(90vw, 1200px);
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px oklch(0 0 0 / 0.5);
}

.lightbox-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  color: rgba(255,255,255,0.8);
  background: oklch(1 0 0 / 0.1);
  border: 1px solid oklch(1 0 0 / 0.2);
  border-radius: var(--radius-full);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  transition: background var(--transition-interactive),
              color var(--transition-interactive);
}

.lightbox-close:hover {
  background: oklch(1 0 0 / 0.2);
  color: #fff;
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-item:nth-child(1) { grid-column: span 2; }
  .gallery-item:nth-child(4) { grid-column: span 2; }
}

/* =========================================
   PROČ TO DĚLÁME (Mission)
   ========================================= */
.mission-section {
  background: var(--color-surface-navy);
  position: relative;
  overflow: hidden;
}

.mission-section::before {
  content: '161';
  position: absolute;
  bottom: -2rem;
  right: -1rem;
  font-family: var(--font-display);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 700;
  color: oklch(1 0 0 / 0.04);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.mission-inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin-inline: auto;
  text-align: center;
}

.mission-lead {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  color: rgba(255,255,255,0.88);
  line-height: 1.65;
  margin-bottom: var(--space-8);
}

.mission-pull-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2.4rem);
  font-weight: 600;
  font-style: italic;
  color: #fff;
  line-height: 1.35;
  padding: var(--space-8) var(--space-8);
  border-top: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  margin-block: var(--space-8);
  position: relative;
}

.mission-pull-quote::before {
  content: '"';
  position: absolute;
  top: -0.3em;
  left: var(--space-6);
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--color-primary);
  opacity: 0.6;
  line-height: 1;
}

.mission-body {
  font-size: var(--text-base);
  color: var(--color-text-muted-on-navy);
  line-height: 1.75;
  margin-bottom: var(--space-5);
  max-width: 60ch;
  margin-inline: auto;
}

/* =========================================
   PRACTICAL INFO
   ========================================= */
.info-section {
  background: var(--color-bg);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.info-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.info-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface-navy);
  color: #fff;
}

.info-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: oklch(from var(--color-primary) l c h / 0.2);
  flex-shrink: 0;
}

.info-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: #fff;
  max-width: none;
}

.info-card-body {
  padding: var(--space-6);
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.5;
}

.info-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.info-item-label {
  font-weight: 600;
  color: var(--color-text);
  flex-shrink: 0;
  min-width: 80px;
}

/* Price table */
.price-table {
  width: 100%;
}

.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-4);
}

.price-row:last-child {
  border-bottom: none;
}

.price-label {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.4;
}

.price-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}

.price-value--accent {
  color: var(--color-primary);
}

.price-value--free {
  color: var(--color-secondary);
}

.includes-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.includes-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.45;
  max-width: none;
}

.includes-list li::before {
  content: '✓';
  color: var(--color-secondary);
  font-weight: 700;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .info-grid { grid-template-columns: 1fr; }
}

/* =========================================
   KONTAKT (Contact)
   ========================================= */
.contact-section {
  background: linear-gradient(135deg, var(--color-surface-navy) 0%, #1e3060 100%);
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('./assets/naplavka-aerial.jpg') center 40% / cover no-repeat;
  opacity: 0.08;
}

.contact-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.contact-left {}

.contact-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-5);
  max-width: none;
}

.contact-subtitle {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
  margin-bottom: var(--space-8);
  max-width: 52ch;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-10);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-md);
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.contact-btn:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px oklch(from var(--color-primary) l c h / 0.4);
}

.contact-right {}

.contact-card {
  background: oklch(from #fff l c h / 0.07);
  border: 1px solid oklch(from #fff l c h / 0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.contact-person-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-1);
  max-width: none;
}

.contact-person-role {
  font-size: var(--text-sm);
  color: var(--color-text-muted-on-navy);
  margin-bottom: var(--space-6);
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid oklch(from #fff l c h / 0.1);
}

.contact-detail:last-child { border-bottom: none; }

.contact-detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted-on-navy);
  min-width: 64px;
}

.contact-detail-value {
  font-size: var(--text-sm);
  color: #fff;
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.contact-detail-value:hover {
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .contact-inner { grid-template-columns: 1fr; gap: var(--space-10); }
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: oklch(0.08 0.03 240);
  color: rgba(255,255,255,0.65);
  padding: var(--space-12) var(--space-6) var(--space-8);
}

.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-8);
  align-items: start;
}

.footer-brand {}

.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  text-decoration: none;
}

.footer-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.footer-logo-img--wide {
  width: auto;
  height: 30px;
}

.footer-logo-secondary {
  display: inline-block;
  margin-bottom: var(--space-4);
  text-decoration: none;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: rgba(255,255,255,0.88);
  max-width: none;
}

.footer-tagline {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  max-width: 36ch;
  line-height: 1.6;
}

.footer-nav-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
}

.footer-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer-nav-links a:hover { color: rgba(255,255,255,0.9); }

.footer-bottom {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-top: var(--space-6);
  margin-top: var(--space-8);
  border-top: 1px solid oklch(1 0 0 / 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

.footer-attribution a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer-attribution a:hover { color: rgba(255,255,255,0.75); }

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* =========================================
   SCROLL ANIMATIONS
   ========================================= */
.fade-in {
  opacity: 1;
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.is-hidden {
  opacity: 0;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in.is-hidden { opacity: 1; }
}

/* =========================================
   THEME TOGGLE
   ========================================= */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.7);
  background: oklch(1 0 0 / 0.08);
  border: 1px solid oklch(1 0 0 / 0.15);
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              border-color var(--transition-interactive);
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: oklch(1 0 0 / 0.15);
  color: #fff;
  border-color: oklch(1 0 0 / 0.3);
}

/* =========================================
   SECTION DIVIDER (wave)
   ========================================= */
.wave-divider {
  display: block;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  margin-top: -1px;
}

.wave-divider svg {
  display: block;
  width: 100%;
  height: auto;
}