/* ========================================================================== 
   Variables
   ========================================================================= */
:root {
  /* Colors - brand & semantic */
  --color-background: #fffaf3; /* krémové pozadí */
  --color-surface: #ffffff;
  --color-surface-soft: #fff5f8;
  --color-text: #1f2933;
  --color-text-muted: #6b7280;
  --color-primary: #ff9fb3; /* pastel pink */
  --color-primary-soft: #ffe6ef;
  --color-primary-strong: #f9739a;
  --color-accent-blue: #a5d8ff; /* světle modrá */
  --color-accent-mint: #b9f6ca; /* mátově zelená */
  --color-accent-lavender: #d4bfff; /* levandulová */
  --color-accent-peach: #ffdab8; /* světle broskvová */

  --color-success: #34d399;
  --color-warning: #fbbf24;
  --color-danger: #ef4444;

  /* Neutral grays */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;

  /* 21+ Banner */
  --color-age-banner-bg: #C1121F;
  --color-age-banner-text: #ffffff;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Noto Sans", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 8px 20px rgba(15, 23, 42, 0.05);
  --shadow-card: 0 18px 45px rgba(15, 23, 42, 0.08);
  --shadow-elevated: 0 26px 70px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 180ms ease-out;
  --transition-slow: 240ms ease-out;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========================================================================== 
   Reset / Normalize
   ========================================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

body {
  min-height: 100vh;
}

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

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

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
  margin: 0;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
}

/* ========================================================================== 
   Base Styles
   ========================================================================= */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background: radial-gradient(circle at top left, #fff7f2 0, #fffaf3 45%, #f7f9ff 100%);
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

/* Headings */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: var(--line-height-snug);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

h3 {
  font-size: 1.4rem;
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

/* Links */
a {
  color: var(--color-primary-strong);
  text-decoration: none;
  transition: color var(--transition-normal), opacity var(--transition-fast);
}

a:hover {
  color: #f25b82;
}

a:focus-visible {
  outline: 3px solid var(--color-accent-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Lists */
ul,
ol {
  padding-left: 1.25rem;
  margin-top: 0;
  margin-bottom: var(--space-4);
}

/* Selection */
::selection {
  background: rgba(255, 159, 179, 0.35);
}

/* ========================================================================== 
   Accessibility & Focus
   ========================================================================= */
:focus-visible {
  outline: 3px solid var(--color-accent-blue);
  outline-offset: 3px;
}

[tabindex="-1"]:focus {
  outline: none !important;
}

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

/* ========================================================================== 
   21+ Age Banner (Mandatory on all pages)
   ========================================================================= */
.age-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 9999;
  background-color: var(--color-age-banner-bg);
  color: var(--color-age-banner-text);
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-align: center;
  padding: 0.45rem 0.75rem;
}

.age-banner__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 640px) {
  .age-banner {
    font-size: 0.75rem;
    padding: 0.55rem 0.75rem;
  }
}

/* Add helper class to offset header under fixed banner */
.has-age-banner body {
  padding-top: 2.2rem;
}

@media (min-width: 640px) {
  .has-age-banner body {
    padding-top: 2.4rem;
  }
}

/* ========================================================================== 
   Layout Utilities
   ========================================================================= */
.container {
  width: 100%;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

/* Flex utilities */
.flex {
  display: flex;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Grid utilities */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 767.98px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.w-full {
  width: 100%;
}

/* ========================================================================== 
   Components - Buttons
   ========================================================================= */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast),
    color var(--transition-fast),
    opacity var(--transition-fast);
}

.button--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.button--primary:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-1px);
}

.button--primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-soft);
}

.button--outline {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 159, 179, 0.7);
  color: var(--color-text);
}

.button--ghost {
  background: transparent;
  color: var(--color-primary-strong);
}

.button:disabled,
.button[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.button:focus-visible {
  outline: 3px solid var(--color-accent-blue);
  outline-offset: 3px;
}

/* ========================================================================== 
   Components - Form Elements
   ========================================================================= */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(255, 159, 179, 0.6), 0 18px 35px rgba(15, 23, 42, 0.1);
  background-color: #ffffff;
}

.textarea {
  min-height: 120px;
  resize: vertical;
}

.label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--color-text);
}

.field-helper {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.field-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 0.25rem;
}

.input--error,
.textarea--error,
.select--error {
  border-color: var(--color-danger);
}

/* ========================================================================== 
   Components - Card & Surfaces
   ========================================================================= */
.card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(255, 249, 252, 0.98));
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(255, 255, 255, 0.7);
  position: relative;
  overflow: hidden;
}

.card--soft {
  background: linear-gradient(135deg, rgba(255, 230, 239, 0.95), rgba(221, 237, 255, 0.95));
}

.card--timeline {
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 230, 239, 0.94), rgba(185, 246, 202, 0.92));
}

.card__header {
  margin-bottom: var(--space-4);
}

.card__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Decorative pastel halo for cards */
.card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at 0% 0%, rgba(165, 216, 255, 0.2) 0, transparent 45%),
    radial-gradient(circle at 100% 0%, rgba(255, 218, 184, 0.26) 0, transparent 46%),
    radial-gradient(circle at 0% 100%, rgba(185, 246, 202, 0.2) 0, transparent 40%);
  opacity: 0.7;
  pointer-events: none;
}

.card > * {
  position: relative;
  z-index: 1;
}

/* ========================================================================== 
   Navigation & Header (Base Styles)
   ========================================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  backdrop-filter: blur(18px);
  background: linear-gradient(135deg, rgba(255, 250, 243, 0.92), rgba(244, 249, 255, 0.94));
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem var(--space-4);
}

.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding-bottom: 0.15rem;
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-blue));
  transition: width var(--transition-normal);
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"] {
  color: var(--color-text);
}

.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after {
  width: 100%;
}

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-soft);
}

@media (min-width: 960px) {
  .site-nav {
    display: block;
  }

  .site-header__toggle {
    display: none;
  }
}

/* ========================================================================== 
   Hero & Pastel Elements (Base)
   ========================================================================= */
.hero {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, rgba(255, 159, 179, 0.14), rgba(165, 216, 255, 0.16));
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
}

.hero__title {
  margin-bottom: var(--space-3);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 40rem;
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-4);
}

.hero-tag {
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ========================================================================== 
   Homepage Specific Helpers
   ========================================================================= */
.timeline {
  position: relative;
  padding-left: 1.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.4rem;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent-blue), var(--color-accent-mint));
}

.timeline-step {
  position: relative;
  padding-bottom: var(--space-6);
}

.timeline-step::before {
  content: "";
  position: absolute;
  left: -1.1rem;
  top: 0.15rem;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #fff;
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 0 4px rgba(255, 159, 179, 0.18);
}

.icon-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-lavender));
  color: #ffffff;
  font-size: 1.2rem;
}

.stat-card {
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  background: linear-gradient(135deg, rgba(255, 159, 179, 0.06), rgba(165, 216, 255, 0.1));
}

.stat-card__value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
}

/* Masonry-ish layout helper (for gallery) */
.gallery-masonry {
  column-count: 1;
  column-gap: var(--space-4);
}

.gallery-masonry__item {
  break-inside: avoid;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

@media (min-width: 640px) {
  .gallery-masonry {
    column-count: 2;
  }
}

@media (min-width: 1024px) {
  .gallery-masonry {
    column-count: 3;
  }
}

/* Testimonial cards */
.testimonial-card {
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  background: linear-gradient(135deg, rgba(255, 159, 179, 0.1), rgba(212, 191, 255, 0.16));
  box-shadow: var(--shadow-soft);
}

.testimonial-card__quote {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.testimonial-card__meta {
  margin-top: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ========================================================================== 
   Footer Base Styles
   ========================================================================= */
.site-footer {
  margin-top: var(--space-16);
  border-top: 1px solid rgba(255, 255, 255, 0.8);
  background: linear-gradient(180deg, rgba(247, 249, 255, 0.9), rgba(255, 250, 243, 0.95));
}

.site-footer__top {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.site-footer__columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-6);
}

.site-footer__heading {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.site-footer__link {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0.45rem;
}

.site-footer__link:hover {
  color: var(--color-text);
}

.site-footer__bottom {
  border-top: 1px solid rgba(229, 231, 235, 0.7);
  padding-top: var(--space-4);
  padding-bottom: var(--space-6);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.site-footer__disclaimer {
  max-width: 70ch;
}

/* ========================================================================== 
   Misc Utilities
   ========================================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.badge--success {
  background-color: rgba(52, 211, 153, 0.12);
  color: #059669;
}

.badge--warning {
  background-color: rgba(251, 191, 36, 0.14);
  color: #b45309;
}

.badge--danger {
  background-color: rgba(239, 68, 68, 0.16);
  color: #b91c1c;
}

.tag-pastel {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  background: linear-gradient(135deg, rgba(255, 159, 179, 0.2), rgba(165, 216, 255, 0.2));
}

.pill {
  border-radius: var(--radius-pill);
}

.rounded-lg {
  border-radius: var(--radius-lg);
}

.rounded-xl {
  border-radius: var(--radius-xl);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.pt-8 {
  padding-top: var(--space-8);
}

.pb-8 {
  padding-bottom: var(--space-8);
}

.hide-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hide-mobile {
    display: initial;
  }

  .hide-desktop {
    display: none;
  }
}