/* ============================================
   IBUMT — Ingenieurbüro für Baubiologie und Umweltmesstechnik
   Stylesheet
   ============================================ */

/* --- Local Inter Font (self-hosted, no Google Fonts request) --- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('/fonts/inter-latin.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;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('/fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* --- Custom Properties --- */
:root {
  --color-primary: #2C5F7C;
  --color-primary-dark: #1A3F54;
  --color-primary-light: #3A7FA0;
  --color-accent: #C78C4E;
  --color-accent-light: #E0B07A;
  --color-text: #1F2937;
  --color-text-light: #6B7280;
  --color-text-inverse: #FFFFFF;
  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F3F1EE;
  --color-border: #E5E7EB;
  --color-success: #5B8C5A;
  --color-error: #C0392B;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 1.0625rem;
  --line-height-base: 1.7;
  --line-height-heading: 1.25;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --max-width: 1140px;
  --max-width-text: 720px;
  --border-radius: 8px;
  --border-radius-lg: 16px;
  --transition: 0.25s ease;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
}


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

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

body {
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}


/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: var(--line-height-heading);
  color: var(--color-primary-dark);
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-md);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

h4 {
  font-size: 1.125rem;
}

p + p {
  margin-top: var(--space-sm);
}


/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

.section {
  padding: var(--space-2xl) 0;
}

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

.section--primary {
  background-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

.section--primary h2,
.section--primary h3,
.section--primary h4 {
  color: var(--color-text-inverse);
}

.section__header {
  text-align: center;
  max-width: var(--max-width-text);
  margin: 0 auto var(--space-xl);
}

.section__header p {
  margin-top: var(--space-sm);
  color: var(--color-text-light);
  font-size: 1.125rem;
}

.section--primary .section__header p {
  color: rgba(255, 255, 255, 0.8);
}

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

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

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

@media (max-width: 768px) {
  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }
}


/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

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

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.header__logo:hover {
  color: var(--color-primary);
}

.header__logo-icon {
  width: 40px;
  height: 40px;
}

.header__logo-text .logo-separator {
  display: inline;
  color: var(--color-accent);
  font-weight: 300;
  margin: 0 0.05em;
  font-size: inherit;
  letter-spacing: 0;
  text-transform: none;
}

.header__logo-text span {
  display: block;
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__cta {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
  padding: 0.6rem 1.25rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: background-color var(--transition), transform var(--transition);
}

.nav__cta:hover {
  background-color: var(--color-accent-light);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle__bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  margin: 5px 0;
  transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
    z-index: 1001;
  }

  .nav-toggle--active .nav-toggle__bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle--active .nav-toggle__bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle--active .nav-toggle__bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px var(--space-lg) var(--space-lg);
    gap: var(--space-sm);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
  }

  .nav--open {
    right: 0;
  }

  .nav__link {
    font-size: 1.125rem;
    padding: var(--space-xs) 0;
    width: 100%;
  }

  .nav__cta {
    margin-top: var(--space-sm);
    text-align: center;
    width: 100%;
  }
}


/* --- Hero --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  background: linear-gradient(135deg, rgba(26, 63, 84, 0.88) 0%, rgba(44, 95, 124, 0.82) 100%),
              url('/img/hero-soundwaves.png') center / cover no-repeat;
  color: var(--color-text-inverse);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at center right, rgba(199, 140, 78, 0.2) 0%, transparent 70%);
}

.hero__content {
  position: relative;
  max-width: 640px;
  padding: var(--space-2xl) 0;
}

.hero__badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.35rem 1rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-md);
  backdrop-filter: blur(4px);
}

.hero__title {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: 1.1875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}


/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--border-radius);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.2;
}

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

.btn--primary:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(199, 140, 78, 0.4);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-text-inverse);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.8);
  color: var(--color-text-inverse);
}

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

.btn--outline-dark:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--small {
  padding: 0.6rem 1.25rem;
  font-size: 0.9375rem;
}

.btn--icon-right svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition);
}

.btn--icon-right:hover svg {
  transform: translateX(3px);
}


/* --- Cards --- */
.card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background-color: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.card__icon svg {
  width: 28px;
  height: 28px;
}

.card__title {
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}


/* --- Process / Steps --- */
.steps {
  counter-reset: step-counter;
}

.step {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  counter-increment: step-counter;
}

.step:last-child {
  border-bottom: none;
}

.step__number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
}

.step__content h3 {
  margin-bottom: var(--space-xs);
}

.step__content p {
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .step {
    flex-direction: column;
    gap: var(--space-sm);
  }
}


/* --- Problem/Symptom Section --- */
.symptoms {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.symptom {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--color-accent);
}

.symptom__icon {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 2px;
}

.symptom__text {
  font-size: 0.9375rem;
}

@media (max-width: 768px) {
  .symptoms {
    grid-template-columns: 1fr;
  }
}


/* --- Trust / Credentials --- */
.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.credential {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.9375rem;
  font-weight: 500;
}

.credential__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}


/* --- Quote / Testimonial --- */
.quote {
  position: relative;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
}

.quote__text {
  font-size: 1.375rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-primary-dark);
  max-width: var(--max-width-text);
  margin: 0 auto var(--space-md);
}

.quote__portrait {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  margin: 0 auto var(--space-md);
  border: 3px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.quote__text::before {
  content: '\201E';
  font-size: 3rem;
  color: var(--color-accent);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.quote__attribution {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}


/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: var(--space-xl);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  border-radius: var(--border-radius-lg);
  color: var(--color-text-inverse);
}

.cta-banner h2 {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
  font-size: 1.125rem;
  max-width: var(--max-width-text);
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .cta-banner__actions {
  margin-top: var(--space-lg);
}


/* --- Contact Form --- */
.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: var(--font-main);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(44, 95, 124, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-message {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.form-message--success {
  background-color: #ecfdf5;
  color: var(--color-success);
  border: 1px solid #a7f3d0;
}

.form-message--error {
  background-color: #fef2f2;
  color: var(--color-error);
  border: 1px solid #fecaca;
}


/* --- Footer --- */
.footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-sm);
}

.footer__brand .logo-separator {
  display: inline;
  font-size: inherit;
  font-weight: 300;
  color: var(--color-accent);
  margin: 0 0.05em;
  letter-spacing: 0;
  text-transform: none;
}

.footer__brand span {
  display: block;
  font-size: 0.8125rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 0.25rem;
}

.footer__desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-top: var(--space-sm);
}

.footer h4 {
  color: var(--color-text-inverse);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-accent-light);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
}

.footer__bottom a {
  color: rgba(255, 255, 255, 0.5);
}

.footer__bottom a:hover {
  color: var(--color-accent-light);
}

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-xs);
    text-align: center;
  }
}


/* --- Page Header (Subpages) --- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-text-inverse);
  padding: calc(72px + var(--space-xl)) 0 var(--space-xl);
  text-align: center;
}


.page-header h1 {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-xs);
}

.page-header p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  max-width: var(--max-width-text);
  margin: 0 auto;
}


/* --- Content Sections --- */
.content h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.content h2:first-child {
  margin-top: 0;
}

.content h3 {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.content p {
  max-width: var(--max-width-text);
}

.content ul {
  list-style: none;
  margin: var(--space-sm) 0;
  max-width: var(--max-width-text);
}

.content ul li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: var(--space-xs);
}

.content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
}


/* --- Region / Map Section --- */
.region {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.region__map {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.region__map iframe {
  width: 100%;
  height: 350px;
  border: 0;
}

.maps-consent {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 350px;
  background: var(--color-surface-alt);
  text-align: center;
  padding: var(--space-xl);
}

.maps-consent__icon {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  opacity: 0.6;
}

.maps-consent__text {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.maps-consent__btn {
  margin-bottom: var(--space-sm);
}

.maps-consent__link {
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

@media (max-width: 768px) {
  .region {
    grid-template-columns: 1fr;
  }
}


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

/* --- Contact Info --- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
}

.contact-info__label {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.contact-info__value {
  font-weight: 600;
  font-size: 1.0625rem;
}

.contact-info__value a {
  color: var(--color-text);
}

.contact-info__value a:hover {
  color: var(--color-primary);
}


/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-light { color: var(--color-text-light); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.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;
}


/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* --- Tablet breakpoint (1024px) --- */
@media (max-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* --- Mobile refinements (768px) --- */
@media (max-width: 768px) {
  .section {
    padding: var(--space-xl) 0;
  }

  .section__header {
    margin-bottom: var(--space-lg);
  }

  .hero {
    min-height: auto;
    padding-top: 72px;
    padding-bottom: var(--space-lg);
  }

  .hero__content {
    padding: var(--space-xl) 0 var(--space-lg);
  }

  .hero__subtitle {
    font-size: 1.0625rem;
  }

  .hero__badge {
    font-size: 0.75rem;
  }

  .page-header {
    padding: calc(72px + var(--space-lg)) 0 var(--space-lg);
  }

  .quote {
    padding: var(--space-lg) var(--space-sm);
  }

  .quote__text {
    font-size: 1.125rem;
  }

  .quote__text::before {
    font-size: 2.25rem;
  }

  .cta-banner {
    padding: var(--space-lg);
  }

  .cta-banner p {
    font-size: 1rem;
  }

  .credential {
    font-size: 0.8125rem;
    padding: var(--space-xs) var(--space-sm);
  }

  .contact-info__icon {
    width: 38px;
    height: 38px;
  }

  .region__map iframe {
    height: 280px;
  }

  .contact-grid {
    gap: var(--space-lg);
  }
}