/* =================================================================
   MOWA CIAŁA PSA — Główny arkusz stylów
   Paleta: ciepłe, ziemiste tony (ochry, zieleń leśna) — nawiązanie
   do natury i spokojnej nauki, nie do typowego "pet" pastelu.
   ================================================================= */

/* --- Design Tokens --- */
:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #f6f4ef;
  --color-surface: #faf9f6;
  --color-surface-2: #ffffff;
  --color-surface-offset: #ede9e2;
  --color-surface-dynamic: #e5e1d8;
  --color-divider: #d8d3c8;
  --color-border: #ccc7bb;

  /* Text */
  --color-text: #2a2519;
  --color-text-muted: #7a7468;
  --color-text-faint: #b5b0a8;
  --color-text-inverse: #faf9f6;

  /* Primary — forest green */
  --color-primary: #3a6b4a;
  --color-primary-hover: #2c5238;
  --color-primary-active: #1f3d28;
  --color-primary-highlight: #c8d9ce;

  /* Amber — for dog illustrations */
  --color-amber: #c8924a;
  --color-amber-dark: #8a5a28;

  /* Play color — warm teal */
  --color-play: #5b9ea8;
  --color-play-dark: #2d6b78;

  /* Stress color */
  --color-stress: #b05030;

  /* Warning */
  --color-warning: #b06020;
  --color-warning-highlight: #e8d8c0;

  /* Blue */
  --color-blue: #366090;
  --color-blue-hover: #234870;

  /* Notification */
  --color-notification: #c04050;

  /* Shadows */
  --shadow-sm: 0 1px 3px oklch(0.2 0.02 80 / 0.07);
  --shadow-md: 0 4px 16px oklch(0.2 0.02 80 / 0.09);
  --shadow-lg: 0 12px 36px oklch(0.2 0.02 80 / 0.13);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

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

  /* Widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Spacing */
  --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;

  /* Type */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.82rem + 0.3vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.3rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1.2rem + 4vw, 5rem);

  /* Fonts */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #161410;
  --color-surface: #1b1916;
  --color-surface-2: #201d1a;
  --color-surface-offset: #1e1b18;
  --color-surface-dynamic: #28251f;
  --color-divider: #2e2a24;
  --color-border: #3a3630;
  --color-text: #d4cfc6;
  --color-text-muted: #8a8578;
  --color-text-faint: #5a5548;
  --color-text-inverse: #201d1a;
  --color-primary: #5fa073;
  --color-primary-hover: #3d7a54;
  --color-primary-active: #2a5c3c;
  --color-primary-highlight: #253330;
  --color-amber: #d4a060;
  --color-amber-dark: #a87040;
  --color-play: #7abac4;
  --color-play-dark: #4a8c98;
  --color-stress: #cc6a50;
  --color-warning: #cc7a40;
  --color-warning-highlight: #3a2e20;
  --color-blue: #5a88c0;
  --color-notification: #d06070;
  --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 36px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #161410;
    --color-surface: #1b1916;
    --color-surface-2: #201d1a;
    --color-surface-offset: #1e1b18;
    --color-surface-dynamic: #28251f;
    --color-divider: #2e2a24;
    --color-border: #3a3630;
    --color-text: #d4cfc6;
    --color-text-muted: #8a8578;
    --color-text-faint: #5a5548;
    --color-primary: #5fa073;
    --color-primary-hover: #3d7a54;
    --color-primary-highlight: #253330;
    --color-amber: #d4a060;
    --color-amber-dark: #a87040;
    --color-play: #7abac4;
    --color-play-dark: #4a8c98;
    --color-stress: #cc6a50;
    --color-warning: #cc7a40;
    --color-blue: #5a88c0;
    --color-notification: #d06070;
  }
}

/* --- Base Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-wrap: balance;
  line-height: 1.15;
}

p, li {
  text-wrap: pretty;
  max-width: 70ch;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
a:hover { color: var(--color-primary-hover); }

ul[role='list'], ol[role='list'] { list-style: none; }

button {
  cursor: pointer;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
}

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

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

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

/* =================================================================
   HEADER
   ================================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  font-style: italic;
}

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

.nav-list a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-list a:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition), background var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition), background var(--transition);
  flex-shrink: 0;
}

.mobile-nav {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-4) var(--space-6);
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.mobile-nav a:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

@media (max-width: 768px) {
  .nav-list { display: none; }
  .mobile-menu-toggle { display: flex; }
  .logo-text { font-size: var(--text-base); }
}

/* =================================================================
   HERO
   ================================================================= */
.hero {
  position: relative;
  min-height: 85vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-12);
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-6);
  overflow: hidden;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.12;
}

.shape-1 {
  width: 500px;
  height: 500px;
  background: var(--color-primary);
  top: -100px;
  right: -100px;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: var(--color-amber);
  bottom: 0;
  left: 50px;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full, 9999px);
  margin-bottom: var(--space-5);
}

[data-theme='dark'] .hero-badge {
  background: var(--color-primary-highlight);
  color: #8fd4a8;
}

.hero-title {
  font-size: var(--text-3xl);
  font-family: var(--font-display);
  color: var(--color-text);
  margin-bottom: var(--space-5);
  font-style: italic;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: var(--space-8);
  line-height: 1.6;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

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

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

.btn-ghost:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
  border-color: var(--color-border);
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-illustration {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-dog-svg {
  width: 100%;
  max-width: 420px;
  filter: drop-shadow(0 20px 40px oklch(0.3 0.08 140 / 0.12));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-illustration {
    order: -1;
  }
  .hero-dog-svg {
    max-width: 260px;
  }
}

@media (max-width: 600px) {
  .hero-stats {
    flex-wrap: wrap;
    gap: var(--space-5);
  }
}

/* =================================================================
   INTRO BAND
   ================================================================= */
.intro-band {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-10) var(--space-6);
}

.intro-band-inner {
  max-width: var(--content-narrow);
  margin: 0 auto;
  text-align: center;
}

.intro-lead {
  font-size: var(--text-lg);
  line-height: 1.7;
  font-weight: 300;
  color: color-mix(in oklab, var(--color-text-inverse) 85%, var(--color-primary));
  max-width: 65ch;
  margin: 0 auto;
}

/* =================================================================
   SECTION HEADERS
   ================================================================= */
.behavior-section {
  padding: clamp(var(--space-12), 7vw, var(--space-24)) var(--space-6);
  max-width: var(--content-wide);
  margin: 0 auto;
}

.behavior-section--stress {
  background: color-mix(in oklab, var(--color-stress) 4%, var(--color-bg));
}
[data-theme='dark'] .behavior-section--stress {
  background: color-mix(in oklab, var(--color-stress) 6%, var(--color-bg));
}

.behavior-section--warning {
  background: color-mix(in oklab, var(--color-warning) 4%, var(--color-bg));
}
[data-theme='dark'] .behavior-section--warning {
  background: color-mix(in oklab, var(--color-warning) 7%, var(--color-bg));
}

.behavior-section--science {
  background: color-mix(in oklab, var(--color-primary) 5%, var(--color-bg));
}

.section-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: var(--space-10);
  max-width: var(--content-default);
}

.section-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-1);
}

.section-icon--calm { background: var(--color-primary-highlight); color: var(--color-primary); }
.section-icon--stress { background: color-mix(in oklab, var(--color-stress) 15%, var(--color-surface)); color: var(--color-stress); }
.section-icon--play { background: color-mix(in oklab, var(--color-play) 15%, var(--color-surface)); color: var(--color-play-dark); }
.section-icon--warning { background: var(--color-warning-highlight); color: var(--color-warning); }
.section-icon--science { background: var(--color-primary-highlight); color: var(--color-primary); }
.section-icon--sound { background: color-mix(in oklab, var(--color-blue) 15%, var(--color-surface)); color: var(--color-blue); }
.section-icon--sources { background: var(--color-surface-offset); color: var(--color-text-muted); }

.section-tag {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
  font-family: var(--font-body);
}

.section-header h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.section-intro {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  max-width: 62ch;
}

/* =================================================================
   BEHAVIOR CARDS
   ================================================================= */
.behaviors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: var(--space-6);
}

.behavior-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.behavior-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.behavior-card--featured {
  grid-column: 1 / -1;
}

.behavior-card-inner {
  display: flex;
  flex-direction: column;
}

.behavior-illustration {
  background: var(--color-surface-offset);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--color-divider);
}

.behavior-illustration svg {
  width: 100%;
  max-width: 220px;
  height: auto;
}

.behavior-illustration--large svg {
  max-width: 280px;
}

.behavior-info {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.behavior-name {
  font-size: var(--text-lg);
  font-family: var(--font-display);
  color: var(--color-text);
}

.behavior-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full, 9999px);
  letter-spacing: 0.04em;
}

.tag--calm { background: var(--color-primary-highlight); color: var(--color-primary); }
.tag--appeasement { background: var(--color-surface-offset); color: var(--color-text-muted); }
.tag--stress { background: color-mix(in oklab, var(--color-stress) 14%, var(--color-surface)); color: var(--color-stress); }
.tag--warning { background: var(--color-warning-highlight); color: var(--color-warning); }
.tag--displacement { background: var(--color-surface-offset); color: var(--color-text-muted); }
.tag--reset { background: color-mix(in oklab, var(--color-play) 14%, var(--color-surface)); color: var(--color-play-dark); }
.tag--play { background: color-mix(in oklab, var(--color-play) 16%, var(--color-surface)); color: var(--color-play-dark); }
.tag--invite { background: color-mix(in oklab, var(--color-amber) 18%, var(--color-surface)); color: var(--color-amber-dark); }
.tag--relax { background: var(--color-primary-highlight); color: var(--color-primary); }
.tag--trust { background: color-mix(in oklab, var(--color-amber) 18%, var(--color-surface)); color: var(--color-amber-dark); }

.behavior-desc {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.65;
}

.science-box {
  background: color-mix(in oklab, var(--color-primary) 6%, var(--color-surface-offset));
  border: 1px solid var(--color-primary-highlight);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
  flex-shrink: 0;
}

.science-box svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

.science-box strong { color: var(--color-primary); }
.science-box em { font-style: italic; }

.response-box {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
}

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

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

.response-box li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-5);
  position: relative;
  max-width: none;
}

.response-box li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

@media (max-width: 700px) {
  .behavior-illustration svg {
    max-width: 180px;
  }
}

/* =================================================================
   PHOTO INSET
   ================================================================= */
.photo-inset {
  margin-top: var(--space-10);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.photo-inset figure {
  position: relative;
}

.photo-inset img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.photo-inset figcaption {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
}

/* =================================================================
   TAIL SECTION
   ================================================================= */
.tail-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.tail-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.tail-card--right {
  border-top: 4px solid var(--color-primary);
}

.tail-card--left {
  border-top: 4px solid var(--color-stress);
}

.tail-illustration {
  border-radius: var(--radius-lg);
  background: var(--color-surface-offset);
  padding: var(--space-4);
  margin-bottom: var(--space-2);
}

.tail-illustration svg {
  width: 100%;
  max-width: 160px;
  margin: 0 auto;
  height: auto;
}

.tail-card h3 {
  font-size: var(--text-lg);
  font-family: var(--font-display);
}

.tail-card--right h3 { color: var(--color-primary); }
.tail-card--left h3 { color: var(--color-stress); }

.tail-card p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.6;
}

.tail-research {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-style: italic;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
  line-height: 1.5;
  margin-top: auto;
}

.tail-note {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.tail-note svg {
  flex-shrink: 0;
  color: var(--color-text-faint);
  margin-top: 2px;
}

@media (max-width: 650px) {
  .tail-split { grid-template-columns: 1fr; }
}

/* =================================================================
   LADDER OF AGGRESSION
   ================================================================= */
.ladder-container {
  max-width: var(--content-narrow);
  margin: 0 auto;
}

.ladder-note-top {
  background: color-mix(in oklab, var(--color-warning) 10%, var(--color-surface));
  border: 1px solid color-mix(in oklab, var(--color-warning) 30%, var(--color-border));
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.ladder-note-top strong { color: var(--color-warning); }

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

.ladder-step {
  display: grid;
  grid-template-columns: 48px 1fr 80px;
  align-items: center;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  transition: box-shadow var(--transition);
}

.ladder-step:hover { box-shadow: var(--shadow-sm); }

.ladder-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.ladder-step--7 .ladder-step-num { background: #c0282850; color: #c02828; }
.ladder-step--6 .ladder-step-num { background: #d04030a0; color: #c03030; }
.ladder-step--5 .ladder-step-num { background: #cc603040; color: #b05020; }
.ladder-step--4 .ladder-step-num { background: #c0803030; color: #a06020; }
.ladder-step--3 .ladder-step-num { background: color-mix(in oklab, var(--color-warning) 20%, var(--color-surface)); color: var(--color-warning); }
.ladder-step--2 .ladder-step-num { background: color-mix(in oklab, var(--color-primary) 18%, var(--color-surface)); color: var(--color-primary); }
.ladder-step--1 .ladder-step-num { background: var(--color-primary-highlight); color: var(--color-primary); }

.ladder-step-content strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.ladder-step-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}

.ladder-intensity {
  height: 8px;
  background: var(--color-surface-offset);
  border-radius: 4px;
  overflow: hidden;
}

.intensity-bar {
  height: 100%;
  width: var(--fill, 0%);
  border-radius: 4px;
  background: linear-gradient(in oklab, var(--color-primary), #c02828);
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.ladder-step--7 .intensity-bar { background: #c02828; }
.ladder-step--6 .intensity-bar { background: #c83830; }
.ladder-step--5 .intensity-bar { background: #b85030; }
.ladder-step--4 .intensity-bar { background: #a86030; }
.ladder-step--3 .intensity-bar { background: var(--color-warning); }
.ladder-step--2 .intensity-bar { background: color-mix(in oklab, var(--color-primary) 60%, var(--color-warning)); }
.ladder-step--1 .intensity-bar { background: var(--color-primary); }

@media (max-width: 600px) {
  .ladder-step {
    grid-template-columns: 40px 1fr;
  }
  .ladder-intensity { display: none; }
}

/* =================================================================
   SOUNDS GRID
   ================================================================= */
.sound-section {
  padding: clamp(var(--space-12), 7vw, var(--space-24)) var(--space-6);
  max-width: var(--content-wide);
  margin: 0 auto;
  background: color-mix(in oklab, var(--color-blue) 4%, var(--color-bg));
}

.sounds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: var(--space-5);
}

.sound-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sound-icon {
  display: flex;
}

.sound-card h3 {
  font-size: var(--text-lg);
  font-family: var(--font-display);
}

.sound-subtypes {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sound-subtype {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  flex-wrap: wrap;
}

.sound-label {
  font-weight: 600;
  color: var(--color-text);
  flex-shrink: 0;
}

.sound-meaning {
  color: var(--color-text-muted);
}

.sound-science {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-style: italic;
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-3);
  line-height: 1.5;
  margin-top: auto;
}

/* =================================================================
   SOURCES
   ================================================================= */
.sources-section {
  padding: clamp(var(--space-12), 7vw, var(--space-24)) var(--space-6);
  max-width: var(--content-wide);
  margin: 0 auto;
  border-top: 1px solid var(--color-divider);
}

.sources-list {
  max-width: var(--content-default);
  counter-reset: sources;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sources-list li {
  counter-increment: sources;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  padding: var(--space-4) var(--space-5) var(--space-4) calc(var(--space-8) + var(--space-2));
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  max-width: none;
}

.sources-list li::before {
  content: counter(sources);
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  width: 24px;
  height: 24px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}

.sources-list strong { color: var(--color-text); }
.sources-list em { font-style: italic; }
.sources-list a { color: var(--color-primary); word-break: break-all; }
.source-note { color: var(--color-text-faint); }

/* =================================================================
   FOOTER
   ================================================================= */
.site-footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  padding: var(--space-10) var(--space-6);
}

.footer-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  font-style: italic;
}

.footer-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 55ch;
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* =================================================================
   SCROLL ANIMATIONS
   ================================================================= */
.behavior-card,
.tail-card,
.sound-card,
.ladder-step,
.sources-list li {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow var(--transition);
}

.behavior-card.visible,
.tail-card.visible,
.sound-card.visible,
.ladder-step.visible,
.sources-list li.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .behavior-card, .tail-card, .sound-card, .ladder-step, .sources-list li {
    opacity: 1;
    transform: none;
  }
}

/* =================================================================
   ILLUSTRATION CAPTIONS (under behavior SVGs)
   ================================================================= */
.illus-caption {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-text-faint);
  text-align: center;
  margin-top: var(--space-3);
  letter-spacing: 0.02em;
  line-height: 1.3;
  padding: 0 var(--space-2);
  max-width: none;
}

/* =================================================================
   TAIL SECTION — perspective badge & hemisphere chips
   ================================================================= */
.tail-viewbadge {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: color-mix(in oklab, var(--color-primary) 8%, var(--color-surface));
  border: 1px solid var(--color-primary-highlight);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-6);
}

.tail-viewbadge svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

.tail-viewbadge strong {
  color: var(--color-primary);
}

.tail-perspective-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full, 9999px);
}

.tail-perspective-badge--stress {
  background: color-mix(in oklab, var(--color-stress) 12%, var(--color-surface));
  color: var(--color-stress);
}

.tail-hemispheres {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.hemi {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full, 9999px);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
}

.hemi--active {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

.hemi--stress {
  background: color-mix(in oklab, var(--color-stress) 12%, var(--color-surface));
  color: var(--color-stress);
}

/* Tail illustration larger for rear-view */
.tail-illustration svg {
  width: 100%;
  max-width: 200px;
  margin: 0 auto;
  height: auto;
}

/* =================================================================
   PHOTO CARD — zdjęcie nad schematem SVG w kartach zachowań
   ================================================================= */
.photo-card-fig {
  width: 100%;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-divider);
}

.photo-card-fig img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.photo-card-fig figcaption {
  font-size: 0.68rem;
  color: var(--color-text-faint);
  background: var(--color-surface-offset);
  padding: var(--space-1) var(--space-3);
  line-height: 1.4;
}

.photo-card-fig figcaption a {
  color: var(--color-text-faint);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: color var(--transition), text-decoration-color var(--transition);
}

.photo-card-fig figcaption a:hover {
  color: var(--color-text-muted);
  text-decoration-color: currentColor;
}