/**
 * Krasnodvir Global Design System & Variables
 *
 * @package Krasnodvir
 */

:root {
  /* Core Authentic Color Palette */
  --kd-parchment: #E8E0D2;
  --kd-milk: #F4F0E8;
  --kd-milk-light: #FAF8F4;
  --kd-graphite: #232321;
  --kd-earth: #40382F;
  --kd-terracotta: #9A4D32;
  --kd-terracotta-hover: #823E26;
  --kd-green: #66705A;
  --kd-green-dark: #515B46;

  /* Neutrals & Borders */
  --kd-border: rgba(64, 56, 47, 0.14);
  --kd-border-dark: rgba(255, 255, 255, 0.15);
  --kd-border-focus: #9A4D32;
  --kd-muted: #736B62;
  --kd-dark-muted: #9E9B95;
  --kd-dark-bg: #1A1A18;
  --kd-card-bg: #FFFFFF;

  /* Typography */
  --kd-font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --kd-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Spacing Scale */
  --kd-space-xs: 4px;
  --kd-space-sm: 8px;
  --kd-space-md: 16px;
  --kd-space-lg: 24px;
  --kd-space-xl: 32px;
  --kd-space-2xl: 48px;
  --kd-space-3xl: 64px;
  --kd-space-4xl: 96px;

  /* Layout */
  --kd-container-max: 1320px;
  --kd-container-narrow: 840px;
  --kd-header-height: 80px;

  /* Transitions */
  --kd-transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  --kd-radius: 2px;
  --kd-radius-md: 4px;
}

/* =========================================================================
   Reset & Base Styles
   ========================================================================= */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--kd-milk);
  color: var(--kd-graphite);
  font-family: var(--kd-font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* Skip link */
.kd-skip-link {
  position: absolute;
  top: -999px;
  left: 20px;
  background: var(--kd-terracotta);
  color: #ffffff;
  padding: 12px 20px;
  z-index: 99999;
  text-decoration: none;
  font-weight: 600;
  border-radius: var(--kd-radius);
}
.kd-skip-link:focus {
  top: 20px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--kd-font-serif);
  color: var(--kd-graphite);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.2vw, 1.85rem); }
h4 { font-size: 1.25rem; font-family: var(--kd-font-sans); font-weight: 600; }

p {
  margin-bottom: 1.25rem;
}
p:last-child {
  margin-bottom: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--kd-transition);
}

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

/* =========================================================================
   Layout Containers
   ========================================================================= */

.kd-container {
  width: 100%;
  max-width: var(--kd-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 4vw, 32px);
  padding-right: clamp(16px, 4vw, 32px);
}

.kd-container--narrow {
  max-width: var(--kd-container-narrow);
}

.kd-section {
  padding-top: clamp(48px, 6vw, 88px);
  padding-bottom: clamp(48px, 6vw, 88px);
  position: relative;
}

/* =========================================================================
   Buttons & Links System
   ========================================================================= */

.kd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--kd-font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  border-radius: var(--kd-radius);
  cursor: pointer;
  transition: var(--kd-transition);
  border: 1px solid transparent;
  text-decoration: none;
}

.kd-btn--sm {
  padding: 8px 18px;
  font-size: 0.88rem;
}

.kd-btn--full {
  width: 100%;
}

.kd-btn--primary,
.kd-btn--terracotta {
  background-color: var(--kd-terracotta);
  color: #ffffff;
  border-color: var(--kd-terracotta);
}
.kd-btn--primary:hover,
.kd-btn--terracotta:hover {
  background-color: var(--kd-terracotta-hover);
  border-color: var(--kd-terracotta-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.kd-btn--outline-light {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.7);
}
.kd-btn--outline-light:hover {
  background-color: #ffffff;
  color: var(--kd-graphite);
  border-color: #ffffff;
}

.kd-btn--outline-dark {
  background-color: transparent;
  color: var(--kd-graphite);
  border-color: rgba(35, 35, 33, 0.35);
}
.kd-btn--outline-dark:hover {
  background-color: var(--kd-graphite);
  color: #ffffff;
  border-color: var(--kd-graphite);
}

.kd-btn--outline-terracotta {
  background-color: transparent;
  color: var(--kd-terracotta);
  border-color: var(--kd-terracotta);
}
.kd-btn--outline-terracotta:hover {
  background-color: var(--kd-terracotta);
  color: #ffffff;
}

.kd-btn--card {
  background-color: #ffffff;
  color: var(--kd-graphite);
  border: 1px solid var(--kd-border);
  padding: 8px 16px;
  font-size: 0.85rem;
}
.kd-btn--card:hover {
  background-color: var(--kd-graphite);
  color: #ffffff;
  border-color: var(--kd-graphite);
}

.kd-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--kd-terracotta);
}
.kd-link-arrow:hover {
  color: var(--kd-terracotta-hover);
}
.kd-link-arrow .kd-arrow {
  transition: transform 0.2s ease;
}
.kd-link-arrow:hover .kd-arrow {
  transform: translateX(4px);
}

/* =========================================================================
   Badges, Tags & Form Controls
   ========================================================================= */

.kd-badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 2px;
  background-color: var(--kd-parchment);
  color: var(--kd-earth);
}
.kd-badge--xs {
  padding: 2px 6px;
  font-size: 0.7rem;
}
.kd-badge--terracotta {
  background-color: var(--kd-terracotta);
  color: #ffffff;
}
.kd-badge--green {
  background-color: var(--kd-green);
  color: #ffffff;
}

.kd-input,
.kd-textarea {
  width: 100%;
  padding: 12px 14px;
  background-color: #ffffff;
  border: 1px solid var(--kd-border);
  border-radius: var(--kd-radius);
  font-family: var(--kd-font-sans);
  font-size: 0.95rem;
  color: var(--kd-graphite);
  transition: var(--kd-transition);
}
.kd-input:focus,
.kd-textarea:focus {
  outline: none;
  border-color: var(--kd-border-focus);
  box-shadow: 0 0 0 2px rgba(154, 77, 50, 0.15);
}

.kd-form-group {
  margin-bottom: 14px;
}
.kd-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Breadcrumbs */
.kd-breadcrumbs {
  padding: 16px 0;
  background-color: var(--kd-parchment);
  border-bottom: 1px solid var(--kd-border);
  font-size: 0.85rem;
}
.kd-breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.kd-breadcrumbs__sep {
  color: var(--kd-muted);
}
.kd-breadcrumbs__item--active {
  color: var(--kd-muted);
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--kd-terracotta);
  outline-offset: 2px;
}

/* Reduced motion preference */
@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;
  }
}