/* ==========================================================================
   UnAnalog GmbH - Core Stylesheet
   Shared styles: variables, reset, typography, layout, components
   ========================================================================== */

/* ==========================================================================
   FONTS - Self-hosted Inter (Variable Font)
   ========================================================================== */

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('/assets/fonts/inter/Inter-subset.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ==========================================================================
   CSS VARIABLES - Design Tokens
   ========================================================================== */

:root {
  /* Brand Colors */
  --color-primary: #1F2A38;
  --color-primary-light: #54706C;
  --color-accent: #C9A24D;
  --color-accent-light: #d6b870;
  --color-accent-hover: #e7d8a3;
  --color-switch-active: #a9a9a9;

  /* Hero Accent */
  --color-hero-accent: #cd8d53;

  /* Neutrals */
  --color-black: #1A1A1A;
  --color-white: #FFFFFF;
  --color-gray-50: #fafafa;
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E5E5E5;
  --color-gray-300: #D4D4D4;
  --color-gray-400: #A3A3A3;
  --color-gray-500: #737373;
  --color-gray-600: #4A4F55;
  --color-gray-700: #404040;
  --color-gray-800: #262626;
  --color-gray-900: #171717;

  /* Semantic Colors */
  --color-text: var(--color-gray-800);
  --color-text-muted: var(--color-gray-600);
  --color-text-secondary: #626262;
  --color-text-light: var(--color-gray-500);
  --color-text-accent: var(--color-primary-light);
  --color-background: var(--color-white);
  --color-background-alt: var(--color-gray-50);
  --color-surface-dark: #6c6c6c;
  --color-text-on-dark: #c9c9c9;
  --color-border: var(--color-gray-200);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  --letter-spacing-tight: -0.025em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.025em;

  /* Spacing (8px base grid) */
  --space-0: 0;
  --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;

  /* Section horizontal padding (canonical: 24 → 32 → 72) */
  --padding-section: 24px;

  /* Layout */
  --max-width-lg: 32rem;
  --max-width-xl: 36rem;
  --max-width-2xl: 42rem;
  --max-width-4xl: 56rem;
  --max-width-prose: 42rem;
  --max-width-site: 80rem;

  /* Border Radius */
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 250ms ease-out;
  --transition-slow: 700ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slower: 800ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Z-index scale */
  --z-sticky: 200;
  --z-fixed: 300;
  --z-tooltip: 700;
}

@media (min-width: 768px) {
  :root {
    --padding-section: 32px;
  }
}

@media (min-width: 1024px) {
  :root {
    --padding-section: 72px;
  }
}

/* ==========================================================================
   CSS RESET - Modern Normalize
   ========================================================================== */

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-tab-size: 4;
  tab-size: 4;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

hr {
  height: 0;
  color: inherit;
  border: 0;
  border-top: 1px solid var(--color-border);
}

abbr[title] {
  text-decoration: underline dotted;
}

b,
strong {
  font-weight: var(--font-weight-bold);
}

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
  font-size: 1em;
}

small {
  font-size: 80%;
}

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

table {
  text-indent: 0;
  border-color: inherit;
  border-collapse: collapse;
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-size: 100%;
  font-weight: inherit;
  line-height: inherit;
  color: inherit;
}

button,
select {
  text-transform: none;
}

button,
[type='button'],
[type='reset'],
[type='submit'] {
  -webkit-appearance: button;
  appearance: button;
  background-color: transparent;
  background-image: none;
}

:-moz-focusring {
  outline: auto;
}

:-moz-ui-invalid {
  box-shadow: none;
}

progress {
  vertical-align: baseline;
}

::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}

[type='search'] {
  -webkit-appearance: textfield;
  appearance: textfield;
  outline-offset: -2px;
}

::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}

summary {
  display: list-item;
}

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

fieldset {
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

ol,
ul,
menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

textarea {
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  opacity: 1;
  color: var(--color-gray-400);
}

button,
[role='button'] {
  cursor: pointer;
}

:disabled {
  cursor: default;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
}

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

[hidden] {
  display: none !important;
}

/* ==========================================================================
   ACCESSIBILITY
   ========================================================================== */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: var(--z-tooltip);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.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;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-black);
}

h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
}

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-5xl);
  }

  h2 {
    font-size: var(--font-size-4xl);
  }

  h3 {
    font-size: var(--font-size-3xl);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: var(--font-size-6xl);
  }
}

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

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.lead {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .lead {
    font-size: var(--font-size-xl);
  }
}

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

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

/* ==========================================================================
   LAYOUT
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--max-width-site);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--padding-section);
  padding-right: var(--padding-section);
}

/* Hero section - shared base padding */
.hero {
  background-color: var(--color-gray-50);
  padding: 40px var(--padding-section) 48px;
}

@media (min-width: 768px) {
  .hero {
    padding: 56px var(--padding-section) 64px;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 72px var(--padding-section) 80px;
  }
}

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
  }
}

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

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

.bg-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.bg-primary h1,
.bg-primary h2,
.bg-primary h3,
.bg-primary h4,
.bg-primary h5,
.bg-primary h6 {
  color: var(--color-white);
}

/* ==========================================================================
   GRID SYSTEM
   ========================================================================== */

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

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

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sm\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .lg\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .lg\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.grid-12 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .grid-12 {
    grid-template-columns: repeat(12, 1fr);
  }
}

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

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

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

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

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-end {
  justify-content: flex-end;
}

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

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

.gap-8 {
  gap: var(--space-8);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:hover {
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-black);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-black);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.btn-ghost:hover {
  background-color: var(--color-gray-100);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

.btn-lg {
  width: 100%;
  padding: 0.875rem 0;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .btn-lg {
    width: 14.375rem;
    padding: 1.0625rem 0;
    font-size: 1.0625rem;
  }
}

@media (min-width: 1024px) {
  .btn-lg {
    width: 16.25rem;
    padding: 1.25rem 0;
    font-size: 1.125rem;
  }
}

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--color-gray-300);
  box-shadow: var(--shadow-md);
}

.card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.card-link:hover {
  text-decoration: none;
}

.card-link:hover .card {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

site-header {
  display: block;
  min-height: calc(4rem + 1px);
}

@media (min-width: 768px) {
  site-header {
    min-height: calc(76px + 1px);
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.header-inner>.logo {
  margin-right: auto;
}

.header-inner>.nav-main {
  margin-left: auto;
  margin-right: var(--space-8);
}

@media (min-width: 768px) {
  .header-inner {
    height: 5rem;
  }
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.logo img {
  height: 2rem;
  width: auto;
}

@media (min-width: 768px) {
  .logo img {
    height: 2.5rem;
  }
}

.nav-main {
  display: none;
}

@media (min-width: 768px) {
  .nav-main {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom-color: var(--color-primary);
}

.nav-link.active {
  position: relative;
}

.nav-link.active::after {
  display: none;
}

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

.nav-mobile-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav-mobile-link {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

/* ==========================================================================
   SECTION HEADERS
   ========================================================================== */

.section-header {
  position: relative;
  margin-bottom: var(--space-12);
  padding-top: var(--space-6);
}

.section-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3rem;
  height: 2px;
  background-color: var(--color-primary);
}

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

.section-header.center::before {
  left: 50%;
  transform: translateX(-50%);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: var(--max-width-2xl);
}

.section-header.center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */

.testimonial {
  position: relative;
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-primary);
}

.testimonial-quote {
  font-size: var(--font-size-lg);
  font-style: italic;
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .testimonial-quote {
    font-size: var(--font-size-xl);
  }
}

.testimonial-author {
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
}

.testimonial-author a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.testimonial-author a:hover {
  color: var(--color-primary);
}

.testimonial-quote strong {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

/* ==========================================================================
   FAQ / ACCORDION
   ========================================================================== */

.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.accordion-trigger:hover {
  background-color: var(--color-gray-50);
}

.accordion-trigger[aria-expanded="true"] {
  background-color: var(--color-gray-50);
}

.accordion-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 0 var(--space-6) var(--space-6);
}

.accordion-content.open {
  display: block;
}

.accordion-content p {
  color: var(--color-text-muted);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

site-footer {
  display: block;
}

.site-footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-400);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 20rem;
}

.footer-logo {
  height: 2rem;
  margin-bottom: var(--space-4);
}

.footer-desc {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  margin-bottom: var(--space-4);
}

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

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-white);
  text-decoration: none;
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-800);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-copyright {
  font-size: var(--font-size-sm);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

/* ==========================================================================
   LANGUAGE SWITCHER
   ========================================================================== */

.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  background-color: var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: var(--space-1);
}

.lang-btn {
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  color: var(--color-text);
}

.lang-btn.active {
  background-color: var(--color-white);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   STICKY MOBILE CTA
   ========================================================================== */

.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-4);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
  z-index: var(--z-sticky);
}

@media (max-width: 767px) {
  .sticky-cta.visible {
    display: block;
  }
}

.sticky-cta .btn {
  width: 100%;
}

/* No-JS / progressive enhancement fallbacks → see /css/nojs.css */

.js-ready faq-item {
  display: none;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

.js-ready .fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.js-ready .fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.js-ready .hero-reveal {
  opacity: 0;
  transform: translateY(30px);
}

.js-ready .hero-reveal.animate {
  animation: heroReveal var(--transition-slower) forwards;
}

@keyframes heroReveal {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.js-ready .stagger-children>* {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.js-ready .stagger-children.animate>* {
  opacity: 1;
  transform: translateY(0);
}

.js-ready .stagger-children>*:nth-child(1) {
  transition-delay: 0ms;
}

.js-ready .stagger-children>*:nth-child(2) {
  transition-delay: 100ms;
}

.js-ready .stagger-children>*:nth-child(3) {
  transition-delay: 200ms;
}

.js-ready .stagger-children>*:nth-child(4) {
  transition-delay: 300ms;
}

.js-ready .stagger-children>*:nth-child(5) {
  transition-delay: 400ms;
}

.js-ready .stagger-children>*:nth-child(6) {
  transition-delay: 500ms;
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

@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;
  }

  .js-ready .fade-in,
  .js-ready .hero-reveal,
  .js-ready .stagger-children>* {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

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

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

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

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

.mt-6 {
  margin-top: var(--space-6);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mt-12 {
  margin-top: var(--space-12);
}

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

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

.mb-8 {
  margin-bottom: var(--space-8);
}

.mb-12 {
  margin-bottom: var(--space-12);
}

.hidden {
  display: none;
}

.block {
  display: block;
}

.inline-block {
  display: inline-block;
}

@media (min-width: 768px) {
  .md\:hidden {
    display: none;
  }

  .md\:block {
    display: block;
  }
}

.w-full {
  width: 100%;
}

.max-w-prose {
  max-width: var(--max-width-prose);
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   LANGUAGE SWITCH FADE
   ========================================================================== */

#lang-fade {
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 9999;
  animation: langFadeOut 300ms ease-out forwards;
}

@keyframes langFadeOut {
  from { opacity: 0; }
  to   { opacity: 1; }
}