/* ============================================================
   UMGEMO GmbH – style.css
   Faithful recreation of the original design, clean modern HTML
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Brand colours */
  --color-navy:        #1a2a4a;
  --color-navy-mid:    #243560;
  --color-blue-accent: #2e5fa3;
  --color-blue-light:  #3a78c9;
  --color-steel:       #4a6fa5;

  /* Navigation */
  --color-nav-bg:      #d4dce8;
  --color-nav-hover:   #b8c6d8;
  --color-nav-active:  #c0cdd9;
  --color-nav-text:    #1a2a4a;
  --color-nav-lang-bg: #e8ecf2;

  /* Footer */
  --color-footer-bg:   #1a2a4a;
  --color-footer-text: #d0daea;
  --color-footer-link: #a8c0dc;

  /* Body / Content */
  --color-body-bg:     #f0f4f8;
  --color-content-bg:  #ffffff;
  --color-text:        #1a2a4a;
  --color-text-muted:  #3a4a6a;
  --color-link:        #2e5fa3;
  --color-highlight:   #1a2a4a;

  /* Header */
  --color-header-bg:       #ffffff;
  --color-header-logo-bg:  #f0f4f8;

  /* Typography */
  --font-heading: 'Rajdhani', 'Trebuchet MS', sans-serif;
  --font-body:    'Source Sans 3', 'Segoe UI', Tahoma, Geneva, sans-serif;

  /* Spacing */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;

  /* Layout */
  --max-width:       1040px;
  --nav-height:      38px;
  --header-height:   100px;

  /* Borders / Shadows */
  --border-light:    1px solid #c8d4e0;
  --shadow-sm:       0 1px 3px rgba(0,0,0,0.12);
  --shadow-md:       0 2px 8px rgba(0,0,0,0.15);
}

/* source-sans-3-regular - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  src: url('fonts/source-sans-3-v19-latin-regular.eot'); /* IE9 Compat Modes */
  src: url('fonts/source-sans-3-v19-latin-regular.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/source-sans-3-v19-latin-regular.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/source-sans-3-v19-latin-regular.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/source-sans-3-v19-latin-regular.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/source-sans-3-v19-latin-regular.svg#SourceSans3') format('svg'); /* Legacy iOS */
}
/* source-sans-3-600 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 600;
  src: url('fonts/source-sans-3-v19-latin-600.eot'); /* IE9 Compat Modes */
  src: url('fonts/source-sans-3-v19-latin-600.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/source-sans-3-v19-latin-600.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/source-sans-3-v19-latin-600.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/source-sans-3-v19-latin-600.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/source-sans-3-v19-latin-600.svg#SourceSans3') format('svg'); /* Legacy iOS */
}
/* source-sans-3-700 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 700;
  src: url('fonts/source-sans-3-v19-latin-700.eot'); /* IE9 Compat Modes */
  src: url('fonts/source-sans-3-v19-latin-700.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/source-sans-3-v19-latin-700.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/source-sans-3-v19-latin-700.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/source-sans-3-v19-latin-700.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/source-sans-3-v19-latin-700.svg#SourceSans3') format('svg'); /* Legacy iOS */
}

/* rajdhani-500 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 500;
  src: url('fonts/rajdhani-v17-latin-500.eot'); /* IE9 Compat Modes */
  src: url('fonts/rajdhani-v17-latin-500.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/rajdhani-v17-latin-500.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/rajdhani-v17-latin-500.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/rajdhani-v17-latin-500.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/rajdhani-v17-latin-500.svg#Rajdhani') format('svg'); /* Legacy iOS */
}
/* rajdhani-600 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 600;
  src: url('fonts/rajdhani-v17-latin-600.eot'); /* IE9 Compat Modes */
  src: url('fonts/rajdhani-v17-latin-600.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/rajdhani-v17-latin-600.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/rajdhani-v17-latin-600.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/rajdhani-v17-latin-600.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/rajdhani-v17-latin-600.svg#Rajdhani') format('svg'); /* Legacy iOS */
}
/* rajdhani-700 - latin */
@font-face {
  font-display: swap; /* Check https://developer.mozilla.org/en-US/docs/Web/CSS/@font-face/font-display for other options. */
  font-family: 'Rajdhani';
  font-style: normal;
  font-weight: 700;
  src: url('fonts/rajdhani-v17-latin-700.eot'); /* IE9 Compat Modes */
  src: url('fonts/rajdhani-v17-latin-700.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
       url('fonts/rajdhani-v17-latin-700.woff2') format('woff2'), /* Chrome 36+, Opera 23+, Firefox 39+, Safari 12+, iOS 10+ */
       url('fonts/rajdhani-v17-latin-700.woff') format('woff'), /* Chrome 5+, Firefox 3.6+, IE 9+, Safari 5.1+, iOS 5+ */
       url('fonts/rajdhani-v17-latin-700.ttf') format('truetype'), /* Chrome 4+, Firefox 3.5+, IE 9+, Safari 3.1+, iOS 4.2+, Android Browser 2.2+ */
       url('fonts/rajdhani-v17-latin-700.svg#Rajdhani') format('svg'); /* Legacy iOS */
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--color-body-bg);
  color: var(--color-text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* ============================================================
   LAYOUT WRAPPER
   ============================================================ */
.site-header,
.site-main,
.site-footer {
  width: 100%;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  background: var(--color-header-bg);
  border-bottom: var(--border-light);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  min-height: var(--header-height);
  border-left: var(--border-light);
  border-right: var(--border-light);
  background: #ffffff;
}

/* Left banner image (water droplets) */
.header-banner {
  flex: 1 1 auto;
  overflow: hidden;
  min-height: var(--header-height);
  background: linear-gradient(135deg, #a8cce4 0%, #3a78c9 40%, #1a4a80 100%);
  background-image: url(files/header.jpg);
  background-size: cover;
}

.header-banner .header-img {
  width: auto;
  height: 20px;
  object-fit: cover;
  object-position: center;
}

/* Right logo area */
.header-logo {
  flex: 0 0 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-header-logo-bg);
  border-left: var(--border-light);
  gap: var(--space-xs);
}

.logo-img {
  width: 180px;
  height: auto;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.02em;
  line-height: 1.1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.logo-gmbh {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-steel);
  margin-left: 3px;
  letter-spacing: 0.05em;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.main-nav {
  background: var(--color-nav-bg);
  border-bottom: 2px solid var(--color-steel);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  border-left: var(--border-light);
  border-right: var(--border-light);
}

.nav-menu {
  display: flex;
  flex-direction: row;
  list-style: none;
  width: 100%;
}

.nav-menu li { display: flex; }

.nav-link {
  display: block;
  padding: 9px 22px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-nav-text);
  text-decoration: none;
  letter-spacing: 0.03em;
  border-right: 1px solid #b8c6d8;
  transition: background 0.15s ease;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus {
  background: var(--color-nav-hover);
  text-decoration: none;
}

.nav-link.active {
  background: var(--color-nav-active);
  font-weight: 700;
}

/* Language link pushed to right */
.nav-lang {
  margin-left: auto;
}

.nav-link--lang {
  background: var(--color-nav-lang-bg);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-right: none;
  border-left: 1px solid #b8c6d8;
}

.nav-link--lang:hover {
  background: var(--color-nav-hover);
}

/* Hamburger toggle – hidden on desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px var(--space-md);
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.site-main {
  flex: 1 1 auto;
  padding: var(--space-xl) 0;
}

.content-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  background: var(--color-content-bg);
  border: var(--border-light);
  border-top: none;
  display: flex;
  gap: var(--space-xl);
  align-items: flex-start;
}

/* Left text column */
.content-text {
  flex: 1 1 auto;
}

.intro-headline {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.02em;
}

.intro-tagline {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.content-text p {
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
  color: var(--color-text);
}

.highlight-text {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-navy);
  letter-spacing: 0.01em;
}

.highlight-text strong { font-weight: 700; }

.content-text a {
  color: var(--color-link);
  text-decoration: underline;
}

.content-text a:hover { color: var(--color-blue-light); }

/* Right image column */
.content-image {
  flex: 0 0 180px;
}

.main-content-img {
  width: 100%;
  height: auto;
  border: var(--border-light);
  background: var(--color-body-bg);
  min-height: 120px;
}

.content-text ul {
  margin-left: 20px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  border-left: 1px solid rgba(255,255,255,0.1);
  border-right: 1px solid rgba(255,255,255,0.1);
}

.footer-contact,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
}

.footer-contact a,
.footer-links a {
  color: var(--color-footer-link);
  text-decoration: none;
}

.footer-contact a:hover,
.footer-links a:hover { text-decoration: underline; color: #ffffff; }

.footer-sep {
  color: rgba(255,255,255,0.4);
  margin: 0 2px;
}

/* ============================================================
   RESPONSIVE – TABLET  (max 768px)
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --header-height: 80px;
  }

  .header-logo {
    flex: 0 0 140px;
  }

  .logo-text { font-size: 1.25rem; }

  /* Show hamburger, hide menu by default */
  .nav-toggle { display: flex; }

  .nav-inner { flex-wrap: wrap; align-items: center; padding: 0; }

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    border-top: 1px solid #b8c6d8;
  }

  .nav-menu.is-open { display: flex; }

  .nav-menu li { width: 100%; }

  .nav-link {
    padding: 11px var(--space-md);
    border-right: none;
    border-bottom: 1px solid #b8c6d8;
    font-size: 1rem;
  }

  .nav-lang { margin-left: 0; }
  .nav-link--lang { border-left: none; }

  /* Content */
  .content-wrapper {
    flex-direction: column-reverse;
    gap: var(--space-md);
    padding: var(--space-md);
  }

  .content-image {
    flex: 0 0 auto;
    width: 100%;
    max-width: 240px;
    align-self: center;
  }

  .site-main { padding: var(--space-md) 0; }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .footer-contact { gap: 4px; }
}

/* ============================================================
   RESPONSIVE – MOBILE  (max 480px)
   ============================================================ */
@media (max-width: 480px) {
  :root { --header-height: 64px; }

  .header-logo {
    flex: 0 0 110px;
  }

  .logo-text { font-size: 1.05rem; }
  .logo-gmbh { font-size: 0.65rem; }

  .intro-headline { font-size: 1.1rem; }

  .content-wrapper { padding: var(--space-sm); }

  .footer-contact,
  .footer-links {
    font-size: 0.75rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .footer-sep { display: none; }
}

/* ============================================================
   FOCUS VISIBLE ACCESSIBILITY
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--color-blue-accent);
  outline-offset: 2px;
}